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May 1, 2023
Github actions for LTS Releases
LTS Updates
COLDBOX-1219 CFProvider ACF versions are Hard-Coded
WIREBOX-132 WireBox caches Singletons even if their autowired dependencies throw exceptions.
ColdBox is a conventions-based HMVC web development framework for ColdFusion (CFML).
ColdBox Hierarchical MVC is the de-facto enterprise-level HMVC framework for ColdFusion (CFML) developers. It's professionally backed, conventions-based, modular, highly extensible, and productive. Getting started with ColdBox is quick and painless. ColdBox takes the pain out of development by giving you a standardized methodology for modern ColdFusion (CFML) development with features such as:
Much More
It provides a set of reusable code and tools that can be used to increase your development productivity as well as a development standard for working in team environments.
ColdBox is maintained under the Semantic Versioning guidelines as much as possible.Releases will be numbered with the following format:
And constructed with the following guidelines:
Breaking backward compatibility bumps the major (and resets the minor and patch)
New additions without breaking backward compatibility bumps the minor (and resets the patch)
Bug fixes and misc changes bumps the patch
The ColdBox Platform is open source and licensed under the Apache 2 License.
Copyright by Ortus Solutions, Corp
ColdBox, CacheBox, WireBox, LogBox are registered trademarks by Ortus Solutions, Corp
The Ortus Community is the way to get any type of help for our entire platform and modules: https://community.ortussolutions.com
We all make mistakes from time to time :) So why not let us know about it and help us out. We also love pull requests, so please star us and fork us at: https://github.com/coldbox/coldbox-platform
ColdBox is a professional open source software backed by Ortus Solutions, Corp offering services like:
Custom Development
Professional Support & Mentoring
Training
Server Tuning
Security Hardening
Code Reviews
Official Site: https://www.coldbox.org
CFCasts Video Training: http://www.cfcasts.com
Source Code: https://github.com/coldbox/coldbox-platform
Bug Tracker: https://ortussolutions.atlassian.net/browse/COLDBOX
Twitter: @coldbox
Facebook: https://www.facebook.com/coldboxplatform
Vimeo Channel: https://vimeo.com/channels/coldbox
Because of His grace, this project exists. If you don't like this, then don't read it, it's not for you.
"Therefore being justified by faith, we have peace with God through our Lord Jesus Christ: By whom also we have access by faith into this grace wherein we stand, and rejoice in hope of the glory of God." Romans 5:5
July 23, 2022
COLDBOX-1134 Router closure responses not marshalling complex content to json
COLDBOX-1132 New virtual app was always starting up the virtual coldbox app instead of checking if it was running already
COLDBOX-1131 Updated Missing Action Response Code to 404 instead of 405
COLDBOX-1127 All core async proxies should send exceptions to the error log
COLDBOX-1130 New config/ColdBox.cfc
global injections: webMapping
, coldboxVersion
COLDBOX-1126 Funnel all out and err logging on a ColdBox Scheduled Task to LogBox
COLDBOX-1135 Remove HandlerTestCase
as it is no longer in usage.
July 9th, 2021
Please note that the following ticket corrects behavior in ColdBox that MIGHT affect interceptors
that have injected dependencies that have the same name as application helper methods from other modules.
Example:
The interceptor above has a dependency of auth
from the cbauth
module. However, the cbauth
module also has an application helper called auth
. So at runtime, this will throw an exception:
This is because now we can't inject the cbauth
mixin because we already have a cbauth
dependency injected. The resolution, is to RENAME the injection variables so they don't collide with module application helpers.
Regression
A historical snapshot of all major versions of ColdBox
In this section you will find the release notes for each version we release under this major version. If you are looking for the release notes of previous major versions use the version switcher at the top left of this documentation book. Here is a breakdown of our major version releases.
Version 3.0 - March 2011
Version 2.0 - April 2007
Version 1.0 - June 2006
Module helpers no longer injected/mixed into interceptors
Module helpers no longer injected/mixed into interceptors
Update BeanPopulator
for Hibernate 5 detection in Lucee new extension
Added back the finally block, just to make sure cleanup are done in bootstrap reinits
fix lastBusinessDay
tests to reflect if the now is the actual last business day of the month
ColdBox does not allow for non-existent client cookies when using Flash RAM
ACF 2021 introduced getTimezone()
so we need to be specific when getting timezones in the scheduler or else it fails
CF-2018 stats.lastResult
is null when task->call have runEvent("xxxx")
Element cleaner not matching on query strings due to misordering of map keys. Use a TreepMap
to normalize ordering so event caching and view caching cleanups can ocur.
response object cached response was never used, rely on the master bootstrap ColdBox cache response header
RendererEncapsulator
overwrites view()
-Method from FrameworkSupertype
this.nullSupport = true
breaks coldbox
ScheduleTask
listeners are only testing for isClosure()
and lambdas return false, so do an or check for isCustomFunction() to
support lambdas
scheduled task doesn't listen to when()
in Scheduler.cfc
Custom matchers debug()
function not found since it's injected in isolation
Scheduler service DI constructor argument was using the string literal instead of the string value for the scheduler name
added this scope to getTimezone()
to address issue with ACF-2021 bif
category not logged correctly in async loggers
Readjustments to fail fast and reloading procedures when there are exceptions and reiniting becomes impossible.
Enable proxy to use the ColdBox app key defined in the bootstrap instead of hard coding it
Delay loadApplicationHelpers()
in interceptors so modules can contribute udf helpers and even core interceptors can load them.
Move coldbox inited flag to after after aspects load, so we can make sure all modules are loaded before serving requests
RESTHandler capture JWT TokenException to authentication failures
BlackHoleStore never finishes reap() method
Allow for dbappender to have default column maps instead of strict maps and allow for all methods to use the maps
Ability to add new appenders after config has been registered already
August 11, 2022
COLDBOX-1138 Event Cache Response Has Status Code of 0 (or Null)
COLDBOX-1139 make event caching cache keys lower cased to avoid case issues when clearing keys
February 17, 2022
Bugs
COLDBOX-1093 Remove debug writedumps left over from previous testing
COLDBOX-1085 Fix instance of bad route merging the routes but loosing the handler
Minor Improvements
COLDBOX-1095 Update Response Pagination Properties for Case-Sensitive Engines
COLDBOX-1091 default status code to 302 in the internal relocate() just like CFML does instead of 0 and eliminate source
COLDBOX-1089 Update the internal cfml engine checker to have more engine based feature checkers
COLDBOX-1088 Switch isInstance
check on renderdata in controller to secondary of $renderdata check to optimize speed
Bugs
CACHEBOX-80 Bug in JDBCMetadataIndexer sortedKeys() using non-existent variable arguments.objectKey
Minor Improvements
CACHEBOX-81 JDBCStore Dynamically generate queryExecute options + new config to always include DSN due to ACF issues
February 02, 2022
We have created a shortcut approach to creating RESTFul API resources in your ColdBox Routers via the new method apiResources()
. This method will create all the routes for your API service with no HTML views.
Verb | Route | Event | Purpose |
---|---|---|---|
We have made several enhancements with modules:
Performance optimizations when registering and activating modules
Modules now track their own registration and activation load times (Which are now visible in cbdebugger)
Better logging of modules when they activate and register
We have been working on a new directory structure for ColdBox applications where the web root is not just dumped with everything on it. We have made several internal tickets to allow for this to work and we have a very early alpha available in github:
There are so many tickets that helped resolved issues with the ColdBox schedulers and scheduled tasks. We have also solidifying our Adobe scope issues and brought many new helpers for developers when building task objects.
If you are building multi-tenant applications with ColdBox and are leveraging domain and subdomain routing, then you can easily use the domain
argument in all of our request(), execute()
and HTTP Verb methods to simulate the domain in play for THAT specific spec execution.
ColdBox has always had its internal way of figuring out what identifier to use for each user's request based on the way ColdFusion works. However, now you can influence and provide your own approach instead of relying on the core CFML approach. You will do this by adding a coldbox.identifierProvider
closure/lambda into your config/Coldbox.cfc
.
Welcome to the world of hierarchical dependency injection. We had the ability before to add a parent injector to WireBox, but now you can not only add a parent, but also many children to the hierarchy.
Every injector has the capability to store an ordered collection (ordered struct
) of child injectors via the childInjectors
property. Child injectors are used internally in many instances to provide a hierarchical approach to DI where instances can be searched for locally, in the parent and in the children. Here are some of the new methods to assist with child injectors:
hasChildInjector( name )
- Verify if a child injector has been registered
registerChildInjector( name, child )
- Register a child injector by name
removeChildInjector( name )
- Remove a child injector by name
getChildInjector( name )
- Get a child injector by name
getChildInjectors()
- Get all the child injectors registered
getChildInjectorNames()
- Get an array of all the registered child injectors
getInstance()
The getInstance()
method now has an injector
argument so you can EXPLICITLY request an instance from a child injector by name getInstance( name : "service", injector : "childInjector" )
Apart from the explicit lookup it can also do implicit hierarchical lookups using the following order:
Locally
Parent
All Children (in order of registration)
containsInstance( name )
- This method now also searches in the child collection for the specific name
instance. The lookup searches in the following order:
Locally
Parent
Children
shutdown()
- The shutdown method has been enhanced to issue shutdown method calls to all child injectors registered.
The getInstance()
has been modified to have an injector
argument that you can use to specifically ask for an instance from that child injector. If the child injector has not been registered you will get a InvalidChildInjector
Exception.
The following is the DSL you can use to explicitly target a child injector for a dependency. You will prefix it with wirebox:child:{name}
and the name of the injector:
The coldbox.system.ioc.IInjector
interface's getInstance()
method has been modified to include support for child injector retrievals:
Bug
COLDBOX-1072 Non config apps fails since the core Settings.cfc had the configure() method removed
COLDBOX-1069 Framework Initialization Fails in @be on AutoWire of App Scheduler
COLDBOX-1066 Scheduled tasks not accessing application scope on Adobe Engines
COLDBOX-1063 ColdBox schedulers starting before the application is ready to serve requests
COLDBOX-1062 Scheduler service not registering schedulers with the appropriate name
COLDBOX-1051 scheduler names can only be used once - executor needs to be removed
COLDBOX-1036 Scheduled tasks fail after upgrading to coldbox 6.5. Downgrading to 6.4.0 works.
COLDBOX-1027 actions for a specific pattern cannot point to different handlers
Improvement
COLDBOX-1074 Improvements to module loading/activation log messages
COLDBOX-1071 Make unloadAll() in ModuleService more resilient by verifying loaded modules exist
COLDBOX-1061 Change default template cache from concurrentSoftReference to ConcurrentReference to avoid auto cleanups
COLDBOX-1056 Default route names to pattern when using route()
COLDBOX-1050 New router method: apiResources()
to allow you to define resources without the new and edit actions
COLDBOX-1049 Update elixirPath to allow for many permutations of filenames and arguments to avoid cache collisions
COLDBOX-1048 Ability for the response setPagination()
to use any incoming argument for storage
COLDBOX-1037 Move onRequestCapture
after default event capture to allow for consistency on the capture
COLDBOX-980 Deprecate declaration of multiple resources on a single resources()
call
COLDBOX-676 Improve routing DSL to allow for different HTTP verbs on the the same route to point to different events or actions
New Feature
COLDBOX-1082 Announce onException
interception points for async interceptors
COLDBOX-1080 experimental web mapping support to allow for modern app templates with assets outside of the webroot
COLDBOX-1076 Ability to pass in the domain to test executions in via integration testing
COLDBOX-1073 Enable automated full null support via github actions
COLDBOX-1065 ScheduledTask new getMemento
() to get the state of the task
COLDBOX-1064 Schedulers can now get the current thread and thread name: getCurrentThread(), getThreadName()
as private helpers
COLDBOX-1033 New controller method: getUserSessionIdentifier
() which gives you the unique request tracking identifier according to our algorithms
COLDBOX-1032 New coldbox setting identifierProvider
which can be a closure/udf/lambda that provides a unique tracking identifier for user requests
Bug
CACHEBOX-76 Fixed method return value + SQL compatibility on jdbc metadata indexer thanks to @homestar9
CACHEBOX-75 reap operation was not ignoring 0 values for last access timeouts
CACHEBOX-74 Typo in queryExecute Attribute "datasource" in the JDBCStore.cfc
Improvement
CACHEBOX-73 Replace IIF and urlEncodedFormat on cache content reports
CACHEBOX-79 Lower logging verbosity of cache reaping from info to debug messages
Bug
WIREBOX-124 Killing IInjector
interface usages due to many issues across cfml engines, leaving them for docs only
WIREBOX-118 Never override an existing variables key with virtual inheritance
Improvement
WIREBOX-120 DSLs process method now receives the caller targetID
alongside the targetObject
and the target
definition
New Feature
WIREBOX-122 New wirebox DSL to inject the target's metadata that's cached in the target's binder: wirebox:objectMetadata
WIREBOX-121 New WireBoxDSL: wirebox:targetID
to give you back the target ID used when injecting the object
WIREBOX-119 Missing coldbox:schedulerService
DSL
WIREBOX-117 HDI - Ability for injectors to have a collection of child injectors to delegate lookups to, basically Hierarchical DI
Task
WIREBOX-123 Removal of usage of Injector dsl interface due to so many issues with multiple engines
ColdBox 6.4.0 is more of a major than a minor release due to the amount of work we have done to bring you one of the most revolutionary features of this framework: Scheduled Tasks.
Scheduled tasks have always been a point of soreness for many developers in ANY language. Especially choosing where to place them for execution: should it be cron? windows task scheduler? ColdFusion engine? Jenkins, Gitlab? and the list goes on and on.
The ColdBox Scheduled Tasks offers a fresh, programmatic and human approach to scheduling tasks on your server and multi-server application. It allows you to define your tasks in a portable Scheduler we lovingly call the Scheduler.cfc
which not only can be used to define your tasks, but also monitor all of their life-cycles and metrics of tasks. Since ColdBox is also hierarchical, it allows for every single ColdBox Module to also define a Scheduler
and register their own tasks as well. This is a revolutionary approach to scheduling tasks in an HMVC application.
You can learn all about them in our two sections:
Bugs
COLDBOX-991 Fixes issues with Adobe losing App Context in Scheduled Tasks. You can now run scheduled tasks in Adobe with full app support.
COLDBOX-988 When running scheduled tasks in ACF loading of contexts produce a null pointer exception
COLDBOX-981 DataMarshaller
no longer accepts 'row', 'column' or 'struct' as a valid argument.
Improvements
COLDBOX-998 Convert util to script and optimize
COLDBOX-989 Add more debugging when exceptions occur when loading/unloading thread contexts
COLDBOX-971 Implement caching strategy for application helper lookups into the default
cache instead of the template
cache.
New Features
COLDBOX-999 New SchedulerService
that mointors and registers application scheduled tasks in an HMVC fashion
COLDBOX-997 Added out and error stream helpers to Scheduled Tasks for better debugging
COLDBOX-996 newTask
() method on scheduled executor to replace nameless newSchedule
COLDBOX-995 New scheduler object to keep track and metrics of registered tasks
COLDBOX-994 New Scheduled Task with life-cycles and metrics
COLDBOX-993 New async.time package to deal with periods, durations, time offsets and so much more
COLDBOX-992 Added CFML Duration and Periods to async manager so task executions can be nicer and pin point accuracy
COLDBOX-990 Allow structs for query strings when doing relocations
COLDBOX-987 Encapsulate any type of exception in the REST Handler in a onAnyOtherException
() action which can also be overidden by concrete handlers
COLDBOX-986 Add registration and activation timestamps to the a module configuration object for active profiling.
COLDBOX-985 Rename renderLayout()
to just layout()
and deprecate it for v7
COLDBOX-984 Rename renderView(
) to just view()
and deprecate it for v7
WIREBOX-112 virtual inheritance causes double inits
on objects that do not have a constructor and their parent does.
WIREBOX-95 onDIComplete
() is called twice using virtual inheritance
WIREBOX-114 New coldbox dsl => coldbox:appScheduler
which gives you the appScheduler@coldbox
instance
WIREBOX-113 new injection dsl: wirebox:asyncManager
June 21, 2022
Here is a listing of all the major updates and improvements in this version.
Event caching has been updated to allow the caching of the set http response code from your handler code via event.setHTTPHeader()
or event.renderData()
. This is essential from a developer's perspective as it will respect whatever response code you respond with. This is also imperative for RESTFul services.
This release brings in a complete re-architecture of the creation, inspection and wiring of objects in WireBox in order to increase performance. Every single line of code was optimized and analyzed in order to bring the creation, inspection and wiring of objects to its maximum speed. This will be noted more on the creation of transient (non-persisted) objects more than in singleton objects. So if you are asking WireBox for transient objects, you will see and feel the difference.
In some of our performance testing we had about 4000 object instantiations running between 500ms-1,100 ms depending on CPU load. While with simple createObject()
and no wiring, they click around 400-700 ms. Previously, we had the same instantiations clocking at 900-3,500 ms. So we can definitely see a major improvement in this area.
This release sports the creation of the encapsulated virtual ColdBox App: coldbox.system.testing.VirtualApp.
Previously, the only way to create virtual apps was to do it manually just like the BaseTestCase
object did when doing integration testing and that's about it. In this release, we provide a clean interface for starting, restarting, checking and shutting down virtual applications that can be used for testing, proxying, etc. It also allows a faster and eager approach to starting the virtual application before your runner and tests. This will allow any ORM bridges to be respected and best of all the ability to execute anything in the framework before your runners, suites or specs. Database migrations anyone?
All application templates have been updated to use the new Virtual App in the tests/Application.cfc.
This will allow for a virtual application to be started once your runner or specs are executed and shutdown at the end of the request. Here are the two methods in charge of doing this in the Application.cfc
Your integration tests and unit tests remain the same. The only difference is that internally they all use this object to create the virtual applications.
Also note the code on line 8. This allow the developer to decide when then virtual app starts.
All scheduled tasks have automatic exception handling now. Before, whenever you had exceptions and you did NOT implement any of the exception handling listeners, your code would be swallowed up and never to be seen! Now, we avoid this and log them to standard error so you can debug your code.
Also, in the previous version, if you had an exception your afterAnyTask()
or the after()
life cycle methods would never be called. Now they are!! Hooray!!
All ColdBox enabled schedulers will have the following automatic injections so you can have ease of use for leveraging objects and contexts during your task declarations and executables.
All module schedulers will have the following extra automatic injections:
All scheduled tasks now support the ability to seed in the start and end dates via our DSL:
startOn( date, time = "00:00" )
endOn( data, time = "00:00" )
This means that you can tell the scheduler when the task will become active on a specific data and time (using the scheduler's timezone), and when the task will become disabled.
Every time unit can now be used as plural or singular, so it can allow you to create beautiful scheduled task DSLs:
Nanosecond(s)
Microsecond(s)
Millisecond(s)
Second(s)
Minute(s)
Hour(s)
Day(s)
All executors and schedulers can now be shutdown more gracefully by passing a timeout
argument to the async manager and automatically by the framework. This will allow the executor to shutdown and gracefully yell at it's tasks to shutdown in a default period of 30 seconds. It will wait and then try again, if not, then well, you can't directly kill anything anymore, so you will be notified so you can do harsher punishments to these tasks.
The only exception this is NOT the case in a normal ColdBox app is when a reinit happens or when integration testing is being executed. Then we revert to the previous behavior of nuking the executors and schedulers.
AsyncManager
shutdownAllExecutors( force, timeout )
shutdownExecutor( name, force, timeout)
The timeout ONLY works when the force
argument is false. If force
is true, then it's NOT gracefully shutdown. This usually happens on ColdBox reinits or integration testing.
Schedulers
All schedulers have a shutdownTimeout
property that defaults to 30 seconds. When you configure your schedulers you can change this value to whatever you see fit.
Executors - shutdown and wait...
All executors now have a new method: shutdownAndAwaitTermination( numeric timeout = 30 )
which is used to do just that. It places the executor in shutdown mode and waits the timeout for all the tasks to complete. If they don't complete then it issues a forced shutdown.
All handlers/layouts and views get a new function called forAttribute( data )
which will allow you to serialize simple or complex data so it can be used within HTML attributes. This will take care of serialize the data and encoding it correctly so it can be bound to the HTML attribute so the JavaScript framework can use it as native JSON.
This technique will allow you to bridge your CFML apps with your JS apps natively.
This was a rough regression due to the way Hibernate is loaded by the CFML engines. We have moved to a lazy load first strategy on the entire architecture of the framework. So anything using the ColdBox proxy, like the ORM event handling, will now work in any loading situation.
Bug
Improvement
New Feature
Task
Bug
Improvement
Improvement
Bug
Improvement
ColdBox 6.3.0 is a minor release that squashes lots of bugs and does tons of improvements for performance!
[] - Renderer methods assume the module exists and throws exception when sending invalid url data
[] - Can no longer have duplicate routes with different conditions
[] - Colon (:) in URL Path Causes Exception Error
[] - invalidEventHandler does not work when calling invalid action on valid handler
[] - autowire annotation for test cases is not working as it should
[] - Fix declaring multiple resources at once
[] - AsyncManager threads don't release DB connections to pool for Adobe CF
[] - Add new exception type catch for the RestHandler: `PermissionDenied` to trap in valid authorizations
[] - Content type http header bypasses requestContext with render data - set explicit http header via request context
[] - Implement caching strategy for application helper lookups into the `template` cache
[] - Coldbox DataMarshaller Throws Error with Lucee-Light Engine
[] - Have the html helper manifests in local memory instead of the template cache to avoid cleanup issues
[] - Remove unecessary locks for view path setups in the renderer
[] - Remove unecessary lock in the bootstrap to get the controller reference, it's already there for the reload checks
[] - Module service now profiles registration and activation into the logs with the version and path of a module
ColdBox 6.1.0 is a minor release sporting fixes and a few minor updates to make your coding life easier 😂.
[] - RenderLayout
throws exception when called multiple times in single request with explicit view
[] - Adobe compat for null checks on exception beans
[] - Can't disable session management
[] - Buildlink's queryString
can now be a struct
and it will be converted to the string equivalent for you
[] - Whoops can be slow while dumping out CFC instances
Author biographies of the ColdBox Platform
Luis Majano is a Computer Engineer with over 15 years of software development and systems architecture experience. He was born in in the late 70’s, during a period of economical instability and civil war. He lived in El Salvador until 1995 and then moved to Miami, Florida where he completed his Bachelors of Science in Computer Engineering at
Luis has a passion for Jesus, tennis, golf, volleyball and anything electronic. Random Author Facts:
He played volleyball in the Salvadorean National Team at the tender age of 17
The Lord of the Rings and The Hobbit is something he reads every 5 years. (Geek!)
His first ever computer was a Texas Instrument TI-86 that his parents gave him in 1986. After some time digesting his very first BASIC book, he had written his own tic-tac-toe game at the age of 9. (Extra geek!)
He has a geek love for circuits, micro-controllers and overall embedded systems.
He has of late (during old age) become a fan of organic gardening.
Keep Jesus number one in your life and in your heart. I did and it changed my life from desolation, defeat and failure to an abundant life full of love, thankfulness, joy and overwhelming peace. As this world breathes failure and fear upon any life, Jesus brings power, love and a sound mind to everybody!
“Trust in the LORD with all your heart, and do not lean on your own understanding.” – Proverbs 3:5
Jorge started working as project manager and business developer at Ortus Solutions, Corp. in 2013, . At Ortus he fell in love with software development and now enjoys taking part on software development projects and software documentation! He is a fellow Christian who loves to play the guitar, worship and rejoice in the Lord!
Therefore, if anyone is in Christ, the new creation has come: The old has gone, the new is here! 2 Corinthians 5:17
Brad's CommandBox Snake high score is 141.
The major compatibility issues will be covered as well as how to smoothly upgrade to this release from previous ColdBox versions. You can also check out the guide to give you a full overview of the changes.
Lucee 4.5 support has been dropped.
ColdFusion 11 support has been dropped. Adobe doesn't support them anymore, so neither do we.
The following settings have been changed and altering behavior:
coldbox.autoMapModels
is now defaulted to true
Which means that all your models will be MAPPED for you. If you have specific mappers in your config/WireBox.cfc make sure they override the mapping or turn this setting false.
coldbox.onInvalidEvent
has been REMOVED in preference to coldbox.invalidEventHandler
coldbox.jsonPayloadToRC
is now defaulted to true
The buildLink()
method had an argument linkTo
. It has now changed to to
to provide simplification
The SES
interceptor has finally been removed. You can now remove it from your interceptor declarations. If you are relying on the SES interceptor for routing, then you will need to access the RoutingService
via the following injection methods or retrieval methods:
This method was marked for deprecation in ColdBox 5 and now it is removed. You can use the getInstance()
method instead.
get()
method to $get()
All WireBox providers now implement the new interface which has changed the method of get()
to $get()
to avoid proxying to methods that already implement a get()
method. So if you are using the get()
method just update it to the new $get()
method.
The getSetting()
method does NOT include a fwSetting
boolean argument anymore. You can now use the getColdBoxSetting()
method instead.
This method has now been deprecated in favor of its shorthand announce().
This method will still work but it will be removed in the next major version. So just rename it now. Also note that the interceptData
has now changed to just data
This method was used in the event manager and interceptor service and has been marked for deprecation. Please use the method announce()
instead. Which is also a consistency in naming now.
setNextEvent()
RemovedThe method setNextEvent()
has been removed in favor of relocate().
We had deprecated this method in ColdBox 5.
These methods have been deprecated since version 4 and they are now removed.
getBufferObject()
getBufferString()
appendToBuffer()
clearBuffer()
Every interception listener receives the buffer
as an argument so there is no need to go to global functions for working with the buffer.
All interceptors receive arguments when listening, we have renamed the interceptData
to just data
. The old approach still works but it is marked as deprecated. So just rename it to data
Default Bug Report Files are now located in /coldbox/system/exceptions/
. Previously /coldbox/system/includes/
So make sure you update your CustomErrorTemplate
path to this new path:
The entire rendering mechanisms in ColdBox 6 have changed. We have retained backwards compatibility but there might be some loopholes that worked before that won't work now. Basically, the renderer is a singleton and each view renders in isolation. Meaning if a view sets a variable in it's variables
scope NO OTHER view will have access to it.
May 13, 2024
javacasting to long for new Java LocalDateTime instead of int, Adobe not doing type promotion
Render encapsulator bleed of this scope by engines
Removal of deprecated CFML functions in core
Improved engine detection by the CFMLEngine feature class
Remove unsafe evaluate function usage
ColdBox 6.2.0 is a minor release with some major improvements in many areas like:
Async programming
Logging
Object creations
WireBox Mappings and Binders
This is a major change in the core as we have finally rewritten the WireBox Binder
and object Mapping
objects to script. This resulted in a 45-50% code reduction for those objects and an impressive 30% speed improvements when creating and processing mappings with the new binder processing optimizations. We analyzed every single line of code on these two objects and we are incredibly satisfied with the initial results.
That's right, we have some async goodness prepared for future versions when dealing with multiple directory mappings and much more.
It is also available to ANY ColdFusion application that is NOT running ColdBox. This is achieved by using either of our standalone libraries: WireBox, CacheBox and LogBox.
This version introduces the capability for you to tag your integration tests with an autowire
annotation on the component tag. By adding this annotation, your test object will be inspected and wired with dependencies just like any other WireBox object.
We have also included a new object coldbox.system.testing.CustomMatchers
which will register matchers into TestBox when doing integration tests. It will give you the nice ability to expect status codes and validation exceptions on RESTFul Requests via the ColdBox Response object.
toHaveStatus()
toHaveInvalidData()
We have had tons of updates and requests from our new exception handling experience in ColdBox: Whoops! In this release we tackle CFML core engine files so they can render appropriately, AJAX rendering for exceptions and best of all a huge performance and size boost when dealing with exceptions. Even when dealing with exceptions we want the best and the fastest experience possible for our developers.
The previous approach whoops took was to read and load all the source code of all the templates that caused the exception. You could then navigate them to discover your faults. However, each template could be loaded from 1 to up to 10 times if the stack trace followed it. In this new update we provide source template caching and dynamic runtime injection and highlighting of the source code. This has granted us the following improvements in small test cases (Your improvements could be higher)
June 9, 2023
Added debug argument to ScheduleExecutor and Scheduler when creating tasks for consistency
Reorganized ScheduledTasks functions within the CFC into code groups and comments
Scheduled Tasks Updates
RestHandler OnError() Exception not checking for empty `exception` blocks which would cause another exception on development ONLY
Learn about the authors of ColdBox and how to support the project.
The source code for this book is hosted in GitHub: . You can freely contribute to it and submit pull requests. The contents of this book is copyright by and cannot be altered or reproduced without author's consent. All content is provided "As-Is" and can be freely distributed.
The majority of code examples in this book are done in cfscript
.
The majority of code generation and running of examples are done via CommandBox: The ColdFusion (CFML) CLI, Package Manager, REPL -
All ColdFusion examples designed to run on the open source Lucee Platform or Adobe ColdFusion 11+
Flash, Flex, ColdFusion, and Adobe are registered trademarks and copyrights of Adobe Systems, Inc.
ColdBox, CommandBox, FORGEBOX, TestBox, ContentBox, Ortus Solutions are all trademarks and copyrights of Ortus Solutions, Corp.
The information in this book is distributed “as is”, without warranty. The author and Ortus Solutions, Corp shall not have any liability to any person or entity with respect to loss or damage caused or alleged to be caused directly or indirectly by the content of this training book, software and resources described in it.
We highly encourage contribution to this book and our open source software. The source code for this book can be found in our where you can submit pull requests.
10% of the proceeds of this book will go to charity to support orphaned kids in El Salvador - . So please donate and purchase the printed version of this book, every book sold can help a child for almost 2 months.
Shalom now cares for over 80 children in El Salvador, from newborns to 18 years old. They receive shelter, clothing, food, medical care, education and life skills training in a Christian environment. The home is supported by a child sponsorship program.
We have personally supported Shalom for over 6 years now; it is a place of blessing for many children in El Salvador that either have no families or have been abandoned. This is good earth to seed and plant.
Thanks to the inspiration of where you can mark a spec or test to be skipped from execution by prefixing it with the letter x
you can now do the same for any task declaration. If they are prefixed with the letter x
they will be registered but disabled automatically for you.
Finally in this version of ColdBox asynchronous interceptors will work with any complex data without any thread contingency or duplication. You can even use them for ORM events and it will work accordingly. So go for it, your interception calls!
Persistence of variables failing due to null support
Renderer is causing coldbox RestHandler to render convention view
Exceptions in async interceptors are missing onException announcement
Interception with async
annotation causes InterceptorState Exception on Reinit
A view not set exception is thrown when trying to execution handler ColdBox methods that are not concrete actions when they should be invalid events.
Update getServerIP() so it avoids looking at the cgi scope as it can cause issues on ACF
Event Caching Does Not Preserve HTTP Response Codes
Regression on ColdBox v6.6.1 around usage of statusCode = 0 on relocates
RequestService context creation not thread safe
Missing scopes on isNull() checks
RestHandler Try/Catches Break In Testbox When RunEvent() is Called
Scheduled tasks have no default error handling
Creating scheduled task with unrecognized timeUnit throws null pointer
afterAnyTask() and task.after() don't run after failing task
Error in onAnyTaskError() or after() tasks not handled and executor dies.
Coldbox Renderer.RenderLayout() Overwrites Event's Current View
Convert mixer util to script and utilize only the necessary mixins by deprecating older mixins
Enhance EntityNotFound Exception Messages for rest handlers
SES is always disabled on RequestContext until RoutingService request capture : SES is the new default for ColdBox Apps
coldbox 6.5 and 6.6 break ORM event handling in cborm
Scheduled Tasks: Inject module context variables to module schedulers and inject global context into global scheduler
Create singular aliases for timeunits
New xTask() method in the schedulers that will automatically disable the task but still register it. Great for debugging!
Log schedule task failures to console so errors are not ignored
Scheduler's onShutdown() callback now receives the boolean force and numeric timeout arguments
The Scheduler's shutdown method now has two arguments: boolean force, numeric timeout
All schedulers have a new property: shutdownTimeout which defaults to 30 that can be used to control how long to wait for tasks to gracefully complete when shutting down.
New coldobx.system.testing.VirtualApp object that can startup,restart and shutdown Virtual Testing Applications
Async interceptos can now discover their announced data without duplicating it via cfthread
Interception Event pools are now using synchronized linked maps to provide concurrency
New super type function "forAttribute" to help us serialize simple/complex data and encoded for usage in html attributes
announce onException
interception from RESTHandler, when exceptions are detected
Async schedulers and executors can now have a graceful shutdown and await for task termination with a configurable timeout.
Scheduled tasks add start and end date/times
lucee async tests where being skipped due to missing engine check
Remove nextRun stat from scheduled task, it was never implemented
Cachebox concurrent store meta index not thread safe during reaping
Remove the usage of identity hash codes, they are no longer relevant and can cause contention under load
Remove the usage of identity hash codes, they are no longer relevant and can cause contention under load
File Appender missing text "ExtraInfo: "
Inherited Metadata Usage - Singleton attribute evaluated before Scopes
Massive refactor to improve object creation and injection wiring
Injector now caches all object contains lookups to increase performance across hierarchy lookups
Lazy load all constructs on the Injector to improve performance
Remove the usage of identity hash codes, they are no longer relevant and can cause contention under load
[] - getStoreMetadataReport()
- wrong order of the reduce()
parameters
[] - Refactor the way cffeed
is used so that ACF 2021 doesn't choke on first startups, only when used
He is the CEO of , a consulting firm specializing in web development, ColdFusion (CFML), Java development and all open source professional services under the ColdBox, CommandBox and ContentBox stack. He is the creator of ColdBox, ContentBox, WireBox, MockBox, LogBox and anything “BOX”, and contributes to many open source projects. You can read his blog at
Jorge is an Industrial and Systems Engineer born in El Salvador. After finishing his Bachelor studies at the Monterrey Institute of Technology and Higher Education , Mexico, he went back to his home country where he worked as the COO of. In 2012 he left El Salvador and moved to Switzerland in pursuit of the love of his life. He married her and today he resides in Basel with his lovely wife Marta and their daughter Sofía.
Brad grew up in southern Missouri where he systematically disassembled every toy he ever owned which occasionally led to unintentional shock therapy (TVs hold charge long after they've been unplugged, you know) After high school he majored in Computer Science with a music minor at (Olathe, KS). Today he lives in Kansas City with his wife and three girls where he still disassembles most of his belongings (including automobiles) just with a slightly higher success rate of putting them back together again.) Brad enjoys church, all sorts of international food, and the great outdoors.
Brad has been programming CFML for 12+ years and has used every version of CF since 4.5. He first fell in love with ColdFusion as a way to easily connect a database to his website for dynamic pages. Brad blogs at () and likes to work on solder-at-home digital and analog circuits with his daughter as well as building projects with Arduino-based microcontrollers.
We have done more runtime analysis on our asynchronous
package and we have optimized the heck out of it using the amazing Profilers! Especially the applyAll()
and collection based parallel computing. We reached a point where all of our tests cases where running faster than even native Lucee/Adobe 2021 parallel constructs. Below you can see a snapshot of our test bed creating 1000 transient objects with dependency injections and object populations using async constructs.
You can find our test bed here:
Just a reminder that the ColdBox async capabilities are all powered by the Java concurrency packages leveraging , and . It is not only true to the Java API but we have made tons of enhancements especially for ColdFusion and its dynamic nature. !
Thanks to Dom Watson () from PresideCMS () for many contributions to help clean up ColdBox view rendering! This release focuses on more performance and memory utilization updates, as well as refactoring external dependencies from pre singleton rendering approaches, which has resulted in more performance gains and lower memory usages on high rendering apps.
Original Size: 218.54 KB New Size: 145.22 KB About 30-40% reduction on size depending on repetition of the templates
Original Rendering Speed: 288ms New Rendering Speed: 76ms About 74-80% rendering improvements
[] - ExceptionBean
throws exception on weird ORM illegal access collection on scope dump
[] - Migration to cgi.server_name
and server_port
did not account for the incoming browser port but the cf service port
[] - getFullURL()
is not accounting for app mappings
[] - Invalid event handler detection was overriding some event handler beans
[] - timeUnits
had type mismatches when used in async futures' allApply
[] - Whoops should validate a file exists before trying to present it to the code viewer
[] - Add timeout
and timeUnit
arguments to the allApply()
method directly when using Futures
[] - New global settings: sesBasePath
and HtmlBasePath
that represent the pathing with no host and protocol
[] - new request context method getFullPath()
which returns the full url with no protocol or host
[] - New autowire
annotation or `variables.autowire
` on integration tests so ColdBox will autowire the test with dependencies via WireBox
[] - Store the test case metadata on ```variables.metadata``` so it can be reused by any helper within test operations
[] - New ColdBox CustomMatchers
object found at coldbox.system.testing.CustomMatchers
which is loaded on all tests
[] - migrating usage of cgi.http_host
to cgi.server_name
due to inconsistencies with proxy requests that affects caching and many other features
[] - ProcessStackTrace()
Creates Many Nested Spans, improved output HTML
[] - Improved safety reset for base test cases
[] - Performance optimizations for entire async package
[] - Refactored cgi server and port detections to improve testability and single responsibiilty principles
[] - Event caching now bases off the multi host key from the event.getSESBaseURL()
to improve consistencies and single responsibility
[] - encapsulate processEception()
from the bootstrap to within the exception objects
[] - better exception tracking for interceptor getProperty()
calls that don't exist
[] - RendererEncapsulator
: use of filter method for rendererVariables
is inefficient, migrated to less fluent but more performant approach.
[] - Update DateFormat
Mask to use lowercase "d" to be compatible with ACF2021
[] - Refactor viewsHelperRef
and layoutsHelperRef
to local renderer variables instead of settings, which resulted in even better speed improvements
[] - If in an Ajax request and an exception occurs using Whoops the view is unusable
[] - Whoops loads multiple files into the DOM for the templates in the stacktrace causing major slowdownsa
[] - Event caching now bases off the multi host key from the event.getSESBaseURL() to improve consistencies and single responsibility
[] - Update DateFormat
Mask to use lowercase "d" to be compatible with ACF2021
[] - Missing line break on file appender control string
[] - new shutdown()
method to process graceful shutdown of LogBox
[] - New logbox config onShutdown()
callback, which is called when LogBox has been shutdown
[] - New shutdown()
method can be now used in appenders that will be called when LogBox is shutdown
[] - parameter [binder] to function [process] is required but was not passed in When setting coldbox.autoMap to false and choosing either method of mapping a directory:
[] - ACF incompats with future combinations due to dumb elvis operator bug
[] - Pass the current injector
to the binder's life-cycle methods: onShutdown(), onLoad()
[] - Create a processEagerInits()
so it can process them at wirebox load
[] - Complete rewrite of the Mapping
object to script and performance optimizations
[] - Complete rewrite of the WireBox Binder
to script and optimizations
[] - New WireBox config: autoProcessMappings
which can be used to auto process metadata inspections on startup.
[] - jsonPayloadToRC
is not working in 6.2 update
[] - Random bug dealing with integration testing when dealing with routes vs direct events
[] - Regression: Remove default dsl of "" from initArg()
and addDIConstructorArgument()
[] - Regression: parentInjector() stopRecursions()
collision with internal property name
[] - Use Java URI for more resiliant getFullURL
to avoid double slashes
[] - wirebox metadata caching broken
[] - Standalone event pool interceptData
-> data not backwards compat
[] - WireBox not handling cachebox, logbox, and asyncmanager instances properly
[] - CacheBox not handling wirebox, logbox, and asynmanager instances properly
[] - Ignore interrupted exceptions from appenders' scheduler pool
Shalom Children’s Home () is one of the ministries that is dear to our hearts located in El Salvador. During the 12 year civil war that ended in 1990, many children were left orphaned or abandoned by parents who fled El Salvador. The Benners saw the need to help these children and received 13 children in 1982. Little by little, more children came on their own, churches and the government brought children to them for care, and the Shalom Children’s Home was founded.
GET
/photos
photos.index
Get all photos
POST
/photos
photos.create
Create a photo
GET
/photos/:id
photos.show
Show a photo by id
PUT/PATCH
/photos/:id
photos.update
Update a photo by id
DELETE
/photos/:id
photos.delete
Delete a photo by id
Property | Description |
| The ColdBox running app controller |
| The CacheBox reference |
| The WireBox reference |
| A configured LogBox logger |
| The ColdBox version you are running |
| The ColdBox app mapping |
| Function to get access to the java system |
| Retrieve a Java System property or env value by name. It looks at properties first then environment variables |
g | Retrieve a Java System property value by key |
| Retrieve a Java System environment value by name |
Property | Description |
| The module’s mapping |
| The module’s path on disk |
| The module’s settings structure |
ColdBox provides you with a nice method for generating links between events by leveraging an object called event
that is accessible in all of your layouts/views and event handlers. This event
object is called behind the scenes the request context object, which models the incoming request and even contains all of your incoming FORM
and URL
variables in a structure called rc
.
Tip: You will use the event object to set views, set layouts, set HTTP headers, read HTTP headers, convert data to other types (json,xml,pdf), and much more.
The method in the request context that builds links is called: buildLink()
. Here are some of the arguments you can use:
Edit the views/virtual/hello.cfm
page and wrap the content in a cfoutput
and create a link to the main ColdBox event, which by convention is main.index
. You can use main.index
or just main
(Remember that index
is the default action)
This code will generate a link to the main.index
event in a search engine safe manner and in SSL detection mode. Go execute the event: http://localhost:{port}/virtual/hello
and click on the generated URL, you will now be navigating to the default event /main/index
. This technique will also apply to FORM submissions:
Tip You can visit our API Docs for further information about the event
object and the buildLink
method: http://apidocs.ortussolutions.com/coldbox/current/index.html?coldbox/system/web/context/RequestContext.html.
For extra credit try to use more of the buildLink
arguments.
ColdBox allows you to manipulate the incoming URL so you can create robust URL strategies especially for RESTFul services. This is all done by convention and you can configure it via the application router: config/Router.cfc
for more granular control.
Out of the box we provide you with convention based routing that maps the URL to modules/folders/handlers and actions.
route( "/:handler/:action" ).end()
We have now seen how to execute events via nice URLs. Behind the scenes, ColdBox translates the URL into an executable event string just like if you were using a normal URL string:
/main/index
-> ?event=main.index
/virtual/hello
-> ?event=virtual.hello
/admin/users/list
-> ?event=admin.users.list
/handler/action/name/value
-> ?event=handler.action&name=value
/handler/action/name
-> ?event=handler.action&name=
By convention, any name-value pairs detected after an event variable will be treated as an incoming URL
variables. If there is no pair, then the value will be an empty string.
Tip: By default the ColdBox application templates are using full URL rewrites. If your web server does not support them, then open the config/Router.cfc
and change the full rewrites method to false: setFullRewrites( false ).
Every time the framework renders a view, it will try to leverage the default layout which is located in layouts/Main.cfm
by convention. This is an HTML file that gives format to your output and contains the location of where the view you want should be rendered.
Tip : The request context can also be used to choose a different layout at runtime via the event.setLayout()
method or the layout
argument in the event.setView()
method.
Tip : The request context can also be used to render a view with NO layout at all via the event.noLayout()
method.
This location is identified by the following code: renderView()
The call to the renderView()
method with no arguments tells the framework to render the view that was set using event.setView()
. This is called a rendering region. You can use as many rendering regions within layouts or even within views themselves.
Named Regions: The setView()
method even allows you to name these regions and then render them in any layout or other views using the name
argument.
Let's create a new simple layout with two rendering regions. Open up CommandBox and issue the following commands:
Open the layouts/Funky.cfm
layout and let's modify it a bit by adding the footer view as a rendering region.
If you are use to using cfinclude
to reuse templates, think about it the same way. renderview()
is a much more powerful cfinclude.
Now, let's open the handler we created before called handlers/hello.cfc
and add some code to use our new layout explicitly via adding a layout
argument to our setView()
call.
Go execute the event now: http://localhost:{port}/hello/index
and you will see the view rendered with the words funky layout
and footer view
at the bottom. Eureka, you have now created a layout.
You can also leverage the function event.setLayout( "Funky" )
to change layouts and even concatenate the calls:
event
.setView( "hello/index" )
.setLayout( "Funky" );
Congratulations! Did you finish this guide in less than 60 minutes? If you did please leave us some great feedback below. If you didn't, then please do tell us why, we would love to improve our guides.
You can now move on to the next level in becoming a ColdBox Guru! Choose your path below:
If you run into issues or just have questions, please jump on our ColdBox Google Group and our Slack team and ask away.
ColdBox is Professional Open Source under the Apache 2.0 license. We'd love to have your help with the product.
Out of the box, ColdBox gives you all the RESTFul capabilities you will need to create robust and scalable RESTFul services. Let's add some RESTFul capabilities to our contact listing we created in the previous section.
Tip: You can find much more information about building ColdBox RESTFul services in our full docs.
If you know beforehand what type of format you will be responding with, you can leverage ColdBox auto-marshalling in your handlers. By default, ColdBox detects any return value from handlers and if they are complex it will convert them to JSON automatically for you:
ColdBox detects the array and automatically serializes it to JSON. Easy Peasy!
The request context object has a special function called renderData()
that can take any type of data and marshall (convert) it for you to other formats like xml, json, wddx, pdf, text, html
or your own type.
Tip: You can find more information at the API Docs for renderData()
here http://apidocs.ortussolutions.com/coldbox/current/index.html?coldbox/system/web/context/RequestContext.html#renderData()
So let's open the handlers/contacts.cfc
and add to our current code:
We have added the following line:
This tells ColdBox to render the contacts data in 4 formats: xml, json, pdf and html. WOW! So how would you trigger each format? Via the URL of course.
ColdBox has the ability to detect formats via URL extensions or an incoming Accepts
header. If no extension is sent, then ColdBox attempts to determine the format by inspecting the Accepts
header. If we still can't figure out what format to choose, the default of html
is selected for you.
Tip: You can also avoid the extension and pass a URL argument called format
with the correct format type: ?format=json
.
Let's add a new route to our system that is more RESTFul than /contacts/index.json
. You will do so by leveraging the application's router found at config/Router.cfc
. Find the configure()
method and let's add a new route:
The route()
method allows you to register new URL patterns in your application and immediately route them to a target event. You can even give it a human readable name that can be later referenced in the buildLink()
method.
Make sure you add routes above the default ColdBox route. If not, your route will never fire.
We have now created a new URL route called /api/contacts
that if detected will execute the contacts.index
event. Now reinit the application, why, well we changed the application router and we need the changes to take effect.
Tip: Every time you add new routes make sure you reinit the application: http://localhost:{port}/?fwreinit
.
You can now visit the new URL pattern and you have successfully built a RESTFul API for your contacts.
You can find much more about routing in our full docs
Now let's create our first controller, which in ColdBox is called Event Handler. Let's go to CommandBox again:
This will generate the following files:
A new handler called hello.cfc
inside of the handlers
folder
A view called index.cfm
in the views/hello
folder
An integration test at tests/specs/integration/helloTest.cfc
.
Now go to your browser and enter the following URL to execute the generated event:
You will now see a big hello.index
outputted to the screen. You have now created your first handler and view combination. However, how did this work? It works as ColdBox by convention creates another agreement with you on how to execute events, default URL routing.
Your application router is located at : config/Router.cfc
. It will include a few default routes for you and the following default URL route:
This route tells ColdBox to look for the names of handlers (including directory names) and for names of the handler actions (functions). The ?
on the :action
portion denotes that the action might or might not exist in the URL. If it doesn't exist, then another convention is in play, the default action which is index
.
Let's check out the handler code:
As you can see, a handler is a simple CFC with functions on them. Each function maps to an action that is executed via the URL. The default action in ColdBox is index()
which receives three arguments:
event
- An object that represents the request and can modify the response. We call this object the request context.
rc
- A struct that contains both URL/FORM
variables (unsafe data)
prc
- A secondary struct that is private only settable from within your application (safe data)
The event object is used for many things, in the case of this function we are calling a setView()
method which tells the framework what view to render to the user once execution of the action terminates.
Tip: The view is not rendered in line 7, but rendered after the execution of the action by the framework.
Did you detect a convention here?
The sections in the URL are the same as the name of the event handler CFC (hello.cfc
) and method that was generated index()
. By convention, this is how you execute events in ColdBox by leveraging the following URL pattern that matches the name of a handler and action function.
Tip : You can also nest handlers into folders and you can also pass the name of the folder(s) as well.
If no action
is defined in the URL then the default action of index
will be used.
All of this URL magic happens thanks to the URL mappings capabilities in ColdBox. By convention, you can write beautiful URLs that are RESTFul and by convention. You can also extend them and create more expressive URL Mappings by leveraging the config/Router.cfc
which is your application router.
Tip: Please see the event handlers guide for more in-depth information.
Now let's create a virtual event, which is basically just a view we want to execute with no event handler controller needed. This is a great way to incorporate non-mvc files into ColdBox. Migrating from a traditional application?
Open the view now (/views/virtual/hello.cfm
) and add the following:
Then go execute the virtual event:
You will get the Hello From ColdBox Land!
displayed! This is a great way to create tests or even bring in legacy/procedural templates into an MVC framework.
Tip: You can see our layouts and views section for more in-depth information.
Discover the major conventions of the ColdBox framework
The core conventions delineate the contract between ColdBox and you for file/directory locations and more. Below is a table of the core conventions:
config/Coldbox.cfc - Your application configuration object (optional )
config/Router.cfc - Your application URL Router (optional )
config/CacheBox.cfc - Your application CacheBox configuration (optional )
config/WireBox.cfc - Your application WireBox Configuration (optional )
handlers - This holds the app's event handlers (controller layer)
layouts - Your HTML layouts (view layer)
models - This holds your app's CFCs (model layer)
modules - This holds the CommandBox tracked modules
modules_app - This holds your app's modules
tests - Your test harness including unit and integration testing
views - Your HTML views will go here (view layer)
ColdBox also has several execution conventions. This means that we have a convention or a default for the event, action and layout to be used if you do not tell it what to use:
A 60 minute guide to start working with ColdBox
This guide has been designed to get you started with ColdBox in fewer than 60 minutes. We will take you by the hand and help you build a RESTFul application in 60 minutes or fewer. After you complete this guide, we encourage you to move on to the Getting Started Guide and then to the other guides in this book.
You can find the source code of this quickstart here: https://github.com/coldbox-samples/60-minute-quickstart
Please make sure you download and install the latest CommandBox CLI. We will show you how in the Installing ColdBox section.
Grab a cup of coffee or tea
Get comfortable
The Ortus Community is the way to get any type of help for our entire platform and modules: https://community.ortussolutions.com
Welcome to the world of ColdBox!
We are excited you are taking this development journey with us. Before we get started with ColdBox let's install CommandBox CLI, which will allow you to install/uninstall dependencies, start servers, have a REPL tool and much more.
ColdBox has the following supported IDE Tools:
The first step in our journey is to install CommandBox. CommandBox is a ColdFusion (CFML) Command Line Interface (CLI), REPL, Package Manager and Embedded Server. We will be using CommandBox for almost every exercise in this book and it will also allow you to get up and running with ColdFusion and ColdBox in a much speedier manner.
However, you can use your own ColdFusion server setup as you see fit. We use CommandBox as everything is scriptable, portable and fast!
You can download CommandBox from the official site: https://www.ortussolutions.com/products/commandbox#download and install in your preferred Operating System (Windows, Mac, *unix). CommandBox comes in two flavors:
No Java Runtime (30mb)
Embedded Runtime (80mb)
So make sure you choose your desired installation path and follow the instructions here: https://commandbox.ortusbooks.com/setup/installation
Once you download and expand CommandBox you will have the box.exe
or box
binary, which you can place in your Windows Path or *Unix /usr/bin
folder to have it available system wide. Then just open the binary and CommandBox will unpack itself your user's directory: {User}/.CommandBox
. This happens only once and the next thing you know, you are in the CommandBox interactive shell!
We will be able to execute a-la-carte commands from our command line or go into the interactive shell for multiple commands. We recommend the interactive shell as it is faster and can remain open in your project root.
All examples in this book are based on the fact of having an interactive shell open.
To get started open the CommandBox binary or enter the shell by typing box
in your terminal or console. Then let's create a new folder and install ColdBox into a directory.
CommandBox will resolve coldbox
from ForgeBox (www.forgebox.io), use the latest version available, download and install it in this folder alongside a box.json
file which represents your application package.
Tip : You can also install the latest bleeding edge version by using the coldbox@be
slug instead, or any previous version.
CommandBox can now track this version of ColdBox for you in this directory. In the next section we will scaffold a ColdBox application using an application template.
You can find many scaffolding templates for ColdBox in our Github organization: github.com/coldbox-templates
To uninstall ColdBox from this application folder just type uninstall coldbox
. Try it out!
To update ColdBox from a previous version, just type update coldbox
.
CommandBox comes with a coldbox create app
command that can enable you to create application skeletons using one of our official skeletons or your own. Here are the names of the common ones you can find in our Github Organization:
AdvancedScript (default
): A script based advanced template
elixir : A ColdBox Elixir based template
ElixirBower : A ColdBox Elixir + Bower based template
ElixirVueJS : A ColdBox Elixir + Vue.js based template
rest: A RESTFul services template
rest-hmvc: A RESTFul service built with modules
Simple : A traditional simple template
SuperSimple : The bare-bones template
You can find all our template skeletons here: github.com/coldbox-templates
So let's create our first app using the default template skeleton AdvancedScript:
This will scaffold the application and also install ColdBox for you. The following folders/files are generated for you:
Now let's start a server so we can see our application running:
This will start up a Lucee 5 open source CFML engine. If you would like an Adobe ColdFusion server then just add to the command: cfengine=adobe@{version}
where {version}
can be: 2021,2018,2016.
This command will start a server with URL rewrites enabled, open a web browser for you and execute the index.cfm
which in turn executes the default event by convention in a ColdBox application: main.index
. This is now our first convention!
Instead of executing pages like in a traditional application, we always execute the same page but distinguish the event we want via URL routing. When no mappings are present we execute the default event by convention.
Tip: ColdBox Events map to handlers (cfc) and appropriate actions (functions)
Tip: The default event can be also changed in the configuration file: config/Coldbox.cfc
Hooray, we have scaffolded our first application, started a server and executed the default event. Explore the application template generated, as it contains many useful information about your application.
Tip: Type coldbox create app help
to get help on all the options for creating ColdBox applications.
What is the common denominator in all the conventions? That they are all optional.
Nothing is really mandatory in ColdBox anymore.
There will be times when you make configuration or code changes that are not reflected immediately in the application due to caching. You can tell the framework to reinit or restart the application for you via the URL by leveraging the special URL variable fwreinit
.
You can also use CommandBox to reinit the application:
Tip: You can add a password to the reinit procedures for further security, please see the configuration section.
Event handlers are the controller layer in ColdBox and is what you will be executing via the URL
or a FORM
post. All event handlers are singletons, which means they are cached for the duration of the application, so always remember to var scope your variables in your functions.
Tip: For development we highly encourage you to turn handler caching off or you will have to reinit the application in every request, which is annoying. Open the config/ColdBox.cfc
and look for the coldbox.handlerCaching
setting.
By default this is already done for you on the application templates.
Go open the handlers/main.cfc
and let's explore the code.
Let's recap: Every action in ColdBox receives three arguments:
event
- An object that models and is used to work with the current request, called the request context.
rc
- A struct that contains both URL/FORM variables (unsafe data)
prc
- A secondary struct that is private only settable from within your application (safe data)
This line event.setView( "main/index" )
in the index
action told ColdBox to render a view back to the user found in views/main/index.cfm
.
ColdBox also has the concepts of layouts, which are essentially reusable views that can wrap other views or layouts. They allow you to reuse content so you can render views/layouts inside in a specific location in the CFML content. By convention, ColdBox looks for a layout called layouts/Main.cfm.
This is yet another convention, the default layout. Your application can have many layouts or non layouts at all.
We have now seen how to add handlers via CommandBox using the coldbox create handler
command and also execute them by convention by leveraging the following URL pattern:
Also remember, that if no action
is defined in the incoming URL then the default action of index
will be used.
Remember that the URL mappings support in ColdBox is what allows you to execute events in such a way from the URL. These are controlled by your application router: config/Router.cfc
Now, let's open the handler we created before called handlers/hello.cfc
and add some public and private variables to it so our views can render the variables.
Let's open the view now: views/hello/index.cfm
and change it to this:
Please note that we used the ColdFusion function encodeForHTML()
(https://cfdocs.org/encodeforhtml) on the public variable. Why? Because you can never trust the client and what they send, make sure you use the built-in ColdFusion encoding functions in order to avoid XSS hacks or worse on incoming public (rc
) variables.
If you execute the event now: http://localhost:{port}/hello/index
you will see a message of Hello nobody
.
Now change the incoming URL to this: http://localhost:{port}/hello/index?name=ColdBox
and you will see a message of Hello ColdBox
.
Tip: Please see the layouts and views section for in-depth information about them.
ColdBox 6.0.0 is a major release for the ColdBox HMVC platform. It has some dramatic new features as we keep pushing for more modern and sustainable approaches to web development. We break down the major areas of development below and you can also find the full release notes per library at the end.
It is also yet another source code reduction due to the dropping of support for the following CFML Engines:
Adobe ColdFusion 11
Lucee 4.5
The info-graphic above shows you the supported engines the 6.x platform will support.
We have done a tremendous amount of work to expose all the async and parallel programming constructs in ColdBox to the entire framework so developers can leverage them. There is just so much we have done on this release for concurrency, task scheduling, and parallel programming to include in one page. So visit our Async Programming section to start delving into what we are lovingly calling cbFutures!
Thanks to our new futures approach, all major internal libraries (WireBox, CacheBox, LogBox, MVC) will leverage them for different tasks that require asynchronicity and scheduling. You will see a noticeble difference especially in the following areas:
Cache Reaping: All cache reaping is now done via a scheduled task running on specific frequencies
File Appenders: It uses an async schedule to stream log data to files instead of blocking operations for sending logs. It will use a logging in-memory queue to stream the log data to the file. So you can potentially send 10000 log events and eventually they will be streamed to disk.
A ColdBox future is used for async/parallel programming where you can register a task or multiple tasks that will execute in a non-blocking approach and trigger dependent computations which could also be asynchronous. This Future object can then be used to monitor the execution of the task and create rich completion/combining pipelines upon the results of such tasks. You can still use a get()
blocking operation, but that is an over simplistic approach to async programming because you are ultimately blocking to get the result.
ColdBox futures are backed by Java's CompletableFuture
API, so the majority of things will apply as well; even Java developers will feel at home. It will allow you to create rich pipelines for creating multiple Futures, chaining, composing and combining results.
This new approach to creating async pipelines and parallel processing, will further create extensibility and robustness in your ColdBox applications.
coldbox-tasks
Global ExecutorColdBox apps by default register a coldbox-tasks
fixed executor (20 threads - IO bound) that is used internally for cleanups, tasks, and schedules. However, any module or application can leverage it for scheduling tasks or workers.
CacheBox has been refactored to leverage the async facilities in ColdBox to schedule cache reaps instead of a request initiating the reaps. This brings a lot more stability and consistency to the reaping of caches as they all execute within the new ColdBox coldbox-tasks
schedule task executor.
If you are in CacheBox standalone mode, then the task scheduler will be called cachebox-tasks
.
LogBox has been entirely rewritten in script and a more fluent programming approach. It has also been revamped to leverage the scheduling executors and async programming aspects of our async package. All loggers now sport logging via an async queue and it is completely non-blocking. If you do heavy logging, the performance will be substantial.
The ModuleService
and all internal ColdBox services have deeper logging constructs and more information logging to understand what happens inside of the core.
Thanks to Eric Peterson, we have included Whoops as part of our core exception handling template. All the new application templates come pre-configured with whoops as part of the development
custom error template.
Warning: Make sure you DO NOT choose this template on production as it can expose code. We do our best to use environment detection to NEVER render it in production, but things can always happen. So always use it within the development
method.
This exception template will help you visualize and navigate your exceptions so you can fix those pesky bugs 🐞. You can even configure it to open the files directly into your favorite IDE using the coldbox.exceptionEditor
setting:
Valid Exception Editors are:
vscode
(Default)
vscode-insiders
sublime
textmate
emacs
macvim
idea
atom
espresso
After many years of adding a base handler and a response object to our application templates, we finally have integrated them into the core so developers can have even more support when building RESTFul services. This new rest handler will provide you with tons of utilities and approaches to make all of your RESTFul services:
Uniform
Consistent
A consistent and extensible response object
Error handling
Invalid Route handling
Much more
New base class coldbox.system.RestHandler
which you can inherit from or use our new restHandler
annotation. This will give you access to our enhanced API utilities and the native response object via the request context's getResponse()
method.
You can now build all of your api’s using the native response object like the rest templates, but now from the core directly. This Rest Handler gives you the following actions out of the box:
The aroundHandler
() provided in the RestHandler
will intercept all rest calls in order to provide consistency and uniformity to all your actions. It will try/catch for major known exceptions, time your requests, add extra output on development and much more. Here are a list of the features available to you:
Exception Handling
Automatic trapping of the following exceptions: InvalidCredentials, ValidationException, EntityNotFound, RecordNotFound
Automatic trapping of other exceptions
Logging automatically the exception with extra restful metadata
If in a development
environment it will respond with much more information necessary for debugging both in the response object and headers
Development Responses
If you are in a development
environment it will set the following headers for you:
x-current-route
x-current-routed-url
x-current-routed-namespace
x-current-event
Global Headers
The following headers are sent in each request
x-response-time
: The time the request took in CF
x-cached-response
: If the request is cached via event caching
The aroundHandler()
is also smart in detecting the following outputs from a handler:
Handler return
results
Setting a view or layout to render
Explicit renderData()
calls
getResponse()
Will get you the current prc.response
object, if the object doesn’t exist, it will create it and set it for you
The core response object can be found here: coldbox.system.web.context.Response
If you would like to extend or modify the behavior of the core RestHandler
then you will have to create your own base handler that inherits from it. Then all of your concrete handlers will inherit from your very own handler.
The response object can be found here: coldbox.system.web.context.Response
and the rest handler constructs it by calling the request context’s getResponse
() method. The method verifies if there is a prc.response
object and if it exists it returns it, else it creates a new one. So if you would like to use your very own, then just make sure that before the request you place your own response object in the prc
scope.
Here is a simple example using a preProcess()
interceptor. Create a simple interceptor with commandbox e.g
and add the following method:
Don't forget to register your interceptor in config/Coldbox.cfc:
That’s it. Once that response object is in the prc
scope, ColdBox will utilize it. Just make sure that your custom Response object satisfies the methods in the core one. If you want to modify the output of the response object a good place to do that would be in the getDataPacket()
method of your own MyResponseObject
. Just make sure this method will return a struct
.
when()
Our super type now includes a new when()
method that will allow you to build functional statements within your handlers. Here is the signature of this functional helper:
The target
is a boolean and can be an expression that evaluates to a boolean. If the target
is true, then the success
closure will be executed for you, if not, the failure
closure will be executed.
The entire rendering mechanisms have changed in ColdBox 6 and we now support a singleton based approach to view rendering. It still allows for variable safety, but the way renderings in ColdBox 6 are done are orders of magnitude faster than pre ColdBox 6 days. If you are using applications like ContentBox or Preside CMS or applications with tons of renderView()
calls, your applications will fly now!
Thanks to a community pull request you now have the ability to chose the reinit key instead of the default of fwReinit
. This is useful for security purposes.
Then you can use it in the request: http://localhost/index.cfm?cbReinit=true
If you are using LogBox in standalone mode, you can now construct it by passing the path to your LogBox configuration file or no path at all and we will construct LogBox with our new default config file to stream logs to the console.
These methods have been deprecated in favor of our new announce()
method. We have also deprecated the argument interceptData
in favor of just data.
listen()
method to register one-off closuresHave you ever wanted to dynamically listen to events but not create CFC to enclose the method? Well, now you can use the new listen()
method which accepts a closure/udf so you can listen to ColdBox interceptions. Here is the method signature:
This allows you to easily register dynamic closures/udfs whenever you like so they can listen to events:
onColdBoxShutdown()
We have created a new interception point that is fired before ColdBox is shutdown completely. This can come from a reinit or an application expiration. This is a great place to shutdown custom executors, or messaging queues like RabbitMQ.
We have done several enhancements to the entire routing capabilities in ColdBox apart from several bug fixes.
buildLink()
Ease of UseWe have also re-arranged the arguments so you can easily build links with query strings using positional arguments instead of name-value pairs:
buildLink()
Named Route SupportThe request context method event.buildLink()
has been now added named route support. The event.route()
method was introduced to do named routing with a name
and params
argument. Now, you can also use this approach but via the to
argument in the buildLink()
method by just passing a struct.
You can now add custom metadata to specific route or resourceful routes by using the meta()
method or the meta
argument. This is simply a struct of name value pairs you can add into the route record.
Now, how good is adding the metadata if you can't get it. So you can get the current route's metadata via the new request context method: getCurrentRouteMeta()
method:
We have also added the method getCurrentRouteRecord()
to the request context so you can get the struct definition of the route record of the currently routed route. Below is a sample screenshot of the record:
The toRedirect()
method has been enhanced to accept a closure as the target
of relocation. This closure will received the parsed parameters, the incoming route record and the event object. You can now determine dynamically where the relocation will go.
This is great if you need to actually parse the incoming route and do a dynamic relocation.
Happy Redirecting!
The full release notes per library can be found below. Just click on the library tab and explore their release notes:
[COLDBOX-48] - CacheBox creates multiple reap threads if the initial one take longer to complete than the reap frequency
[COLDBOX-339] - Error in AbstractFlashScope: key does't exists due to race conditions
[COLDBOX-822] - InvalidEvent is not working when set to a module event
[COLDBOX-829] - Stopgap for Lucee bug losing sessionCluster application setting
[COLDBOX-832] - toResponse() silently fails on incorrect data types
[COLDBOX-837] - Unable to manually call invalid event method without producing error
[COLDBOX-839] - Router method and argument name discrepancy
[COLDBOX-845] - Capture request before announcing onRequestCapture
[COLDBOX-850] - XML Converter Updated invoke() to correctly call method by name
[COLDBOX-857] - ElixirPath does not take in account of module root
[COLDBOX-861] - Self-autowire fails for applications with context root configured in ColdBox Proxy
[COLDBOX-862] - when passing custom cfml executors to futures it blows up as the native executor is not set
[COLDBOX-873] - NullPointerException in ScheduledExecutor (Lucee 5.3.4.80)
[COLDBOX-875] - PopulateFromQuery : Gracefully handle out of index rownumber in populateFromQuery #450
[COLDBOX-878] - ColdBox 6 blows up if models directory doesn't exist
[COLDBOX-879] - Reinit-Password-Check does not use the new "reinitKey"-Setting
[COLDBOX-880] - ViewHelpers not working in CB-6 RC
[COLDBOX-885] - Pagination not showing from rest response
[COLDBOX-889] - RendererEncapsulator passes view-variables to "next" rendered view
[COLDBOX-891] - Whoops breaking on some exceptions
[COLDBOX-897] - Template cache eventSnippets don't match module events or event suffixes
[COLDBOX-899] - queryString argument ignored when using event in `BaseTestCase#execute`
[COLDBOX-903] - Renderer.ViewNotSetException when renderLayout used in request
[COLDBOX-911] - Garbled text in Whoops error screen - utf8 encoding
[COLDBOX-268] - Async Workers
[COLDBOX-749] - Performance: make renderer a singleton
[COLDBOX-848] - Improve the bug reporting template for development based on whoops
[COLDBOX-849] - Incorporate Response and RestHandler into core
[COLDBOX-851] - All ColdBox apps get a `coldbox-tasks` scheduler executor for internal ColdBox services and scheduled tasks
[COLDBOX-852] - Updated the default ColdBox config appender to be to console instead of the dummy one
[COLDBOX-853] - ColdBox controller gets a reference to the AsyncManager and registers a new `AsyncManager@coldbox` wirebox mapping
[COLDBOX-855] - Allow for the application to declare it's executors via the new `executors` configuration element
[COLDBOX-856] - Allow for a module to declare it's executors via the new `executors` configuration element
[COLDBOX-858] - Introduction of async/parallel programming via cbPromises
[COLDBOX-859] - ability to do async scheduled tasks with new async cbpromises
[COLDBOX-860] - Convert proxy to script and optimize it
[COLDBOX-863] - Add setting to define reinit key vs. hard-coded fwreinit: reinitKey
[COLDBOX-864] - jsonPayloadToRC now defaults to true
[COLDBOX-865] - autoMapModels defaults to true now
[COLDBOX-868] - RequestContext Add urlMatches to match current urls
[COLDBOX-869] - Response, SuperType => New functional if construct when( boolean, success, failure )
[COLDBOX-871] - Removed fwsetting argument from getSetting() in favor of a new function: getColdBoxSetting()
[COLDBOX-874] - BaseTestCase new method getHandlerResults() to easy get the handler results, also injected into test request contexts
[COLDBOX-876] - New dsl coldbox:coldboxSettings alias to coldbox:fwSettings
[COLDBOX-877] - New dsl coldbox:asyncManager to get the async manager
[COLDBOX-887] - Elixir manifest support for module and app roots via discovery
[COLDBOX-894] - New listen() super type and interceptor service method to register one-off closures on specific interception points
[COLDBOX-905] - The buildLink( to ) argument can now be a struct to support named routes : { name, params }
[COLDBOX-906] - Move queryString as the second argument for buildLink() so you can use it with psoitional params
[COLDBOX-907] - New context method: getCurrentRouteRecord() which gives you the full routed route record
[COLDBOX-908] - New context method: getCurrentRouteMeta() which gives you the routed route metadata if any
[COLDBOX-909] - New router method: meta() that you can use to store metadata for a specific route
[COLDBOX-910] - Every route record can now store a struct of metadata alongside of it using the `meta` key
[COLDBOX-912] - Allow toRedirect() to accept a closure which receives the matched route, you can process and then return the redirect location
[COLDBOX-915] - New onColdBoxShutdown interception point fired when the entire framework app is going down
[COLDBOX-866] - onInvalidEvent is now removed in favor of invalidEventHandler, this was deprecated in 5.x
[COLDBOX-867] - Removed interceptors.SES as it was deprecated in 5
[COLDBOX-870] - setnextEvent removed as it was deprecated in 5
[COLDBOX-872] - getModel() is now fully deprecated and removed in fvor of getInstance()
[COLDBOX-886] - elixir version 2 support removed
[COLDBOX-900] - `request` and associated integration test methods are not in the official docs
[COLDBOX-830] - Update cachebox flash ram to standardize on unique key discovery
[COLDBOX-833] - Improvements to threading for interceptors and logging to avoid dumb Adobe duplicates
[COLDBOX-841] - Change announceInterception() and processState() to a single method name like: announce()
[COLDBOX-846] - Use relocate and setNextEvent status codes in getStatusCode for testing integration
[COLDBOX-882] - Deprecate interceptData in favor of just data
[COLDBOX-892] - Please add an easily accessible "fwreinit" button to whoops...
[COLDBOX-895] - migrating usage of cgi.http_host to cgi.server_name due to inconsistencies with proxy requests that affects caching and many other features
[COLDBOX-904] - Interceptor Buffer Methods Removed
[COLDBOX-916] - Better module registration/activation logging to identify location and version
[WIREBOX-90] - Fix constructor injection with virtual inheritance
[WIREBOX-91] - Injector's get a reference to an asyncManager and a task scheduler whether they are in ColdBox or non-ColdBox mode
[WIREBOX-92] - New `executors` dsl so you can easily inject executors ANYWEHRE
[WIREBOX-97] - New dsl coldbox:coldboxSetting:{setting} alias to coldbox:fwSetting:{setting}
[WIREBOX-88] - Improve WireBox error on Adobe CF
[WIREBOX-93] - Rename WireBox provider get() to $get() to avoid conflicts with provided classes
[WIREBOX-94] - getInstance() now accepts either dsl or name via the first argument and initArguments as second argument
[CACHEBOX-59] - Announced Events in the set() of the cacheBoxProvider
[CACHEBOX-63] - cfthread-20506;variable [ATTRIBUES] doesn't exist;lucee.runtime.exp.ExpressionException: variable [ATTRIBUES] doesn't exist
[CACHEBOX-24] - CacheBox reaper : migrate to a scheduled task via cbPromises
[CACHEBOX-60] - CacheFactory gets a reference to an asyncManager and a task scheduler whether they are in ColdBox or non-ColdBox mode
[CACHEBOX-64] - Migrations to script and more fluent programming
[LOGBOX-35] - FileAppender: if logging happens in a thread, queue never gets processed and, potentially, you run out of heap space
[LOGBOX-38] - Rotate property is defined but never used
[LOGBOX-45] - Work around for adobe bug CF-4204874 where closures are holding on to tak contexts
[LOGBOX-50] - Rolling file appender inserting tabs on first line
[LOGBOX-5] - Allow config path as string in LogBox init (standalone)
[LOGBOX-11] - Allow standard appenders to be configured by name (instead of full path)
[LOGBOX-36] - Added an `err()` to abstract appenders for reporting to the error streams
[LOGBOX-42] - All appenders get a reference to the running LogBox instance
[LOGBOX-43] - LogBox has a scheduler executor and the asyncmanager attached to it for standalone and ColdBox mode.
[LOGBOX-44] - Rolling appender now uses the new async schedulers to stream data to files
[LOGBOX-46] - Update ConsoleAppender to use TaskScheduler
[LOGBOX-47] - AbstractAppender log listener and queueing facilities are now available for all appenders
[LOGBOX-48] - DB Appender now uses a queueing approach to sending log messages
[LOGBOX-49] - Rolling File Appender now uses the async scheduler for log rotation checks
Let's complete our saga into MVC by developing the M, which stands for model. This layer is all your business logic, queries, external dependencies, etc. of your application, which represents the problem to solve or the domain to solve.
This layer is controlled by WireBox, the dependency injection framework within ColdBox, which will give you the flexibility of wiring your objects and persisting them for you.
Let's create a simple contact listing, so open up CommandBox and issue the following command:
This will create a models/ContactService.cfc
with a getAll()
method and a companion unit test at tests/specs/unit/ContactServiceTest.cfc
. Let's open the model object:
Notice the singleton
annotation on the component tag. This tells WireBox that this service should be cached for the entire application life-span. If you remove the annotation, then the service will become a transient object, which means that it will be re-created every time it is requested.
Let's mock an array of contacts so we can display them later. We can move this to a SQL call later.
We also have created a project to mock any type of data: MockDataCFC. Just use CommandBox to install it: install mockdatacfc
You can then leverage it to mock your contacts or any simple/complex data requirement.
We have now created our model so let's tell our event handler about it. Let's create a new handler using CommandBox:
This will create the handler/contacts.cfc
handler with an index()
action, the views/contacts/index.cfm
view and the accompanying integration test tests/specs/integration/contactsTest.cfc
.
Let's open the handler and add a new ColdFusion property
that will have a reference to our model object.
Please note that inject
annotation on the property
definition. This tells WireBox what model to inject into the handler's variables
scope.
By convention it looks in the models
folder for the value, which in our case is ContactService
. Now let's call it and place some data in the private request collection prc
so our views can use it.
Now that we have put the array of contacts into the prc
struct as aContacts
, let's display it to the screen using ColdBox's HTML Helper.
The ColdBox HTML Helper is a companion class that exists in all layouts and views that allows you to generate semantic HTML5 without the needed verbosity of nesting, or binding to ORM/Business objects.
Please check out the API Docs to discover the HTML Helper: http://apidocs.ortussolutions.com/coldbox/current/index.html?coldbox/system/modules/HTMLHelper/models/HTMLHelper.html
Open the contacts/index.cfm
and add the following to the view:
Note: If your models are singletons
, they will persist for the life-span of your ColdFusion application. To see code changes for singletons, you have to reinit the framework by using the ?fwreinit={password}
Url action or via CommandBox using coldbox reinit
. Please check out the API Docs to discover CommandBox: [https://apidocs.ortussolutions.com/commandbox/5.2.0/index.html]
That's it! Execute the event: http://localhost:{port}/contacts/index
and view the nice table of contacts being presented to you.
Congratulations, you have made a complete MVC circle!
Tip You can find much more information about models and dependency injection in our full docs
Get up and running with ColdBox easily.
Welcome to the world of ColdBox!
We are excited you are taking this development journey with us. Before we get started with ColdBox let's install CommandBox CLI, which will allow you to install/uninstall dependencies, start servers, have a REPL tool and much more.
ColdBox has the following supported IDE Tools:
The first step in our journey is to install CommandBox. CommandBox is a ColdFusion (CFML) Command Line Interface (CLI), REPL, Package Manager and Embedded Server. We will be using CommandBox for almost every excercise in this book and it will also allow you to get up and running with ColdFusion and ColdBox in a much speedier manner.
Note : However, you can use your own ColdFusion server setup as you see fit. We use CommandBox as everything is scriptable and fast!
You can download CommandBox from the official site: https://www.ortussolutions.com/products/commandbox#download and install in your preferred Operating System (Windows, Mac, *unix). CommandBox comes in two flavors:
No Java Runtime (80mb)
Embedded Runtime (120mb)
So make sure you choose your desired installation path and follow the instructions here: https://commandbox.ortusbooks.com/setup/installation
Once you download and expand CommandBox you will have the box.exe
or box
binary, which you can place in your Windows Path or *Unix /usr/bin
folder to have it available system wide. Then just open the binary and CommandBox will unpack itself your user's directory: {User}/.CommandBox
. This happens only once and the next thing you know, you are in the CommandBox interactive shell!
We will be able to execute a-la-carte commands from our command line or go into the interactive shell for multiple commands. We recommend the interactive shell as it is faster and can remain open in your project root.
All examples in this book are based on the fact of having an interactive shell open.
To get started open the CommandBox binary or enter the shell by typing box
in your terminal or console. Then let's create a new folder and install ColdBox into a directory.
CommandBox will resolve coldbox
from FORGEBOX (www.forgebox.io), use the latest version available, download and install it in this folder alongside a box.json
file which represents your application package.
You can also install the latest bleeding edge version by using the coldbox@be
slug instead, or any previous version.
That's it! CommandBox can now track this version of ColdBox for you in this directory.
CommandBox comes with a coldbox create app
command that can enable you to create application skeletons using one of our official skeletons or by creating your own application template:
AdvancedScript (default
): A script based advanced template
elixir : A ColdBox Elixir based template
ElixirBower : A ColdBox Elixir + Bower based template
ElixirVueJS : A ColdBox Elixir + Vue.js based template
rest: A RESTFul services template
rest-hmvc: A RESTFul service built with modules
Simple : A traditional simple template
SuperSimple : The bare-bones template
You can find many scaffolding templates for ColdBox in our Github organization: github.com/coldbox-templates
Type coldbox create app
help in CommandBox to get tons of help for scaffolding apps.
To uninstall ColdBox from this application folder just type uninstall coldbox
.
To update ColdBox from a previous version, just type update coldbox
.
The ColdBox.cfc is the main applications' configuration object.
The ColdBox configuration CFC is the heart of your ColdBox application. It contains the initialization variables for your application and extra information used by third-party modules and ultimately how your application boots up. In itself, it is also an event listener or ColdBox Interceptor, so it can listen to life-cycle events of your application.
This CFC is instantiated by ColdBox and decorated at runtime so you can take advantage of some dependencies. Here is a table of the automatic injection this object has:
Once the application starts up, a reference to the instantiated configuration CFC will be stored in the configuration settings inside the ColdBox Main Controller (application.cbController
) with the key coldboxConfig
. You can then retrieve it later in your handlers, interceptors, modules, etc if you need to.
Another cool concept for the Configuration CFC is that it is also registered as a ColdBox Interceptor once the application starts up automatically for you. You can create functions that will listen to application events by simply registering them by name:
Note that the config CFC does not have the same variables mixed into it that a "normal" interceptor has. You can still access everything you need, but will need to get it from the controller
in the variables scope.
Learn how to configure ColdBox according to your needs beyond the conventions.
In this area we will learn how to configure ColdBox programmatically via the config/ColdBox.cfc
file. Most of the configurations in ColdBox are pre-set thanks to it's conventions over configuration approach. So the majority of settings are for fine-grained control, third-party modules and more.
ColdBox relies on conventions instead of configurations.
If you make changes to any of the main configuration files you will need to re-initialize your application for the settings to take effect.
Please note that anytime you make any configuration changes or there are things in memory you wish to clear out, you will be using a URL action that will tell the ColdBox to reinitialize the application. This special URL variable is called fwreinit
and can be any value or a specific password you setup in the .
You can also use CommandBox CLI to reinit your application if you are using its embedded server:
The ColdBox HMVC Platform is the de-facto enterprise-level HMVC framework for CFML developers.
The ColdBox HMVC Platform is the de-facto enterprise-level HMVC framework for CFML developers. It's professionally backed, highly extensible, and productive. Getting started with ColdBox is quick and painless. The only thing you need to begin is , a command line tool for CFML developers.
This is a one-page introductory guide to ColdBox. If you are new to MVC or ColdBox, you can also leverage our as well.
ColdBox has the following supported IDE Tools:
You should now be seeing a prompt that looks like this:
Now we're cooking with gas! Let's create a new ColdBox application. CommandBox comes with built-in commands for scaffolding out new sites as well as installing ColdBox and other libraries. We'll start by changing into an empty directory were we want our new app to live. If necessary, you can create a new folder.
Now let's ask CommandBox to create a new ColdBox app for us.
You can also issue a coldbox create app help
command and get help for the creation command.
This command will place several new folders and files in your working directory. Let's run the ls
command to view them.
Here's a rundown of the important bits (Even thought they might be more generated files/folders)
coldbox - This is the ColdBox framework managed by CommandBox
config/Coldbox.cfc - Your application configuration object
config/Router.cfc - Your application URL Router
handlers - Your controller layer, which in ColdBox they are called event handlers
layouts - Your HTML layouts
models - This holds your model CFCs
modules - This holds the CommandBox tracked modules
modules_app - This holds your app's modules
tests - Your test harness for unit and integration testing
views - Your HTML views will go here
Now that our shiny new MVC app is ready to go, let's fire it up using the embedded server built into CommandBox. You don't need any other software installed on your PC for this to work. CommandBox has it all!
In a few seconds, a browser window will appear with your running application. This is a full server with access to the web administrator where you can add data sources, mappings, or adjust the server settings. Notice the handy icon added to your system tray as well. The --rewritesEnable
flag will turn on some basic URL rewriting so we have nice, pretty URLs.
ColdBox uses easy conventions to define the controllers and views in your app. Let's open up our main app controller in your default editor to have a looksie.
At the top, you'll see a function named "index". This represents the default action that runs for this controller, which in ColdBox land they are referred to as event handlers.
Now let's take a look in the main/index
view. It's located int he views
folder.
This line of code near the top of the view is what outputs the prc.welcomeMessage
variable we set in the controller.
Try changing the value being set in the handler and refresh your browser to see the change.
Let's define a new event handler now. Your controllers act as event handlers to respond to requests, REST API, or remote proxies.
Pull up CommandBox again and run this command.
That's it! You don't need to add any special configuration to declare your handler. Now we have a new handler called helloWorld
with actions index
, add
, edit
, and list
. The command also created a test case for our handler as well as stubbed-out views for each of the actions.
Now, let's re-initialize the framework to pick up our new handler by typing ?fwreinit=1
at the end of the URL.
Let's hit this new controller we created with a URL like so. Your port number will probably be different.
127.0.0.1:43272/helloWorld
Normally the URL would have index.cfm
before the /helloWorld
bit, but our --rewritesEnable
flag when we started the server makes this nicer URL possible.
Here's some useful examples:
BCrypt -- Industry-standard password hashing
cbdebugger -- For debugging Coldbox apps
cbjavaloader - For interacting with Java classes and libraries
cbMarkdown - For writing in markdown
cbMessagebox -- Display nice error/success messages
cborm -- Awesome ORM Services
cb18n -- For multilingual sites
cbt - ColdBox templating language
cbValidation - Back-end validation framework
qb - Fluent query builder and schema builder
route-visualizer - For visualizing your application routes
Install cbmessagebox
from the CommandBox prompt like this:
We can see the full list of packages by using the list
command.
Right now we can see that our app depends on coldbox
and cbmessagebox
to run. We'll use our new cbmessagebox
module in a few minutes. But first, we'll create a simple Model CFC to round out our MVC
app.
Models encapsulate the business logic your application. They can be services, beans, or DAOs. We'll use CommandBox to create a GreeterService
in our new app with a sayHello
method.
Tip: The --open
is a nice shortcut that opens our new model in our default editor after creating it.
Let's finish implementing the sayHello()
method by adding this return statement and save the file.
We can also add the word singleton
to the component declaration. This will tell WireBox to only create one instance of our service.
What is WireBox?
WireBox is a dependency injection framework that is included with ColdBox. It will manage all object creations, persistence and assembling. You don't have to worry about using new
or createobject()
for CFCs anymore.
Ok, let's open up that helloWorld
handler we created a while back. Remember, you can hit tab while typing to auto-complete your file names.
We'll inject our greeterService
and the cbmessagebox
service into the handler by adding these properties to the top of /handlers/helloWorld.cfc
.
What is this magical injection? Injection is a way to get references of other objects placed in the variables
scope of other objects. This makes your life easier as you don't have to be creating objects manually or even knowing where they exist.
This will put the instance of our services in the variables
scope where we can access it in our action methods.
And now in our index
method, we'll set the output of our service into an info
message.
One final piece. Open up the default layout located in layouts/Main.cfm
and find the #renderView()#
. Add this line right before it to render out the message box that we set in our handler.
Now hit your helloWorld
handler one final time with ?fwreinit=1
in the URL to see it all in action! (Again, your port number will most likely be different.
127.0.0.1:43272/helloWorld?fwreinit=1
Congratulations! In a matter of minutes, you have created a full MVC application. You installed a community module from ForgeBox, created a new handler/view and tied in business logic from a service model.
As easy as that was, you're just scratching the surface of what ColdBox can do for you. Continue reading this book to learn more about:
Environment-specific configuration
Easy SES URL routing
Tons of 3rd party modules
Drop-in security system
Sweet REST web service support
ColdBox is Professional Open Source under the Apache 2.0 license. We'd love to have your help with the product.
This element defines custom conventions for your application. By default, the framework has a default set of conventions that you need to adhere too. However, if you would like to implement your own conventions for a specific application, you can use this setting, otherwise do not declare it:
The ColdBox directive is where you configure the framework for operation.
Info : Please note that there are no mandatory settings as of ColdBox 4.2.0. If fact, you can remove the config file completely and your app will run. It will be impossible to reinit the app however without a reinit password set.
Protect the reinitialization of the framework URL actions. For security, if this setting is omitted, we will create a random password. Setting it to an empty string will allow you to reinitialize without a password. Always have a password set for public-facing sites.
The key used in FORM or URL to reinit the framework. The default is fwreinit
but you can change it to whatever you like.
Will scan the conventions directory for new handler CFCs on each request if activated. Use false for production, this is only a development true setting.
These settings map 1-1 from ColdBox events to the Application.cfc
life-cycle methods. The only one that is not is the defaultEvent
, which selects what event the framework will execute when no incoming event is detected via URL/FORM or REMOTE executions.
The ColdBox extension points are a great way to create federated applications that can reuse a centralized core instead of the local conventions. It is also a great way to extend some core classes with your own.
A list or array of absolute or relative paths to a UDF helper file. The framework will load all the methods found in this helper file globally. Meaning it will be injected in ALL handlers, layouts and views.
A list or array of absolute or relative paths to a UDF helper file. The framework will load all the methods found in this helper in layouts and views only.
A list or array of locations of where ColdBox should look for modules to load into your application. The path can be a cf mapping or cfinclude
compatible location. Modules are searched and loaded in the order of the declared locations. The first location ColdBox will search for modules is the conventions folder modules
The CF include path of where to look for secondary views for your application. Secondary views look just like normal views except the framework looks in the conventions folder first and if not found then searches this location.
The CF include path of where to look for secondary layouts for your application. Secondary layouts look just like normal layouts except the framework looks in the conventions folder first and if not found then searches this location.
The CF dot notation path of where to look for secondary events for your application. Secondary events look just like normal events except the framework looks in the conventions folder first and if not found then searches this location.
The CF dot notation path of the CFC that will decorate the system Request Context object.
The CF dot notation path of the CFC that will decorate the system Controller
The event handler to call whenever ANY non-catched exception occurs anywhere in the request lifecycle execution. Before this event is fired, the framework will log the error and place the exception in the prc as prc.exception
.
The event handler to call whenever a route or event is accessed with an invalid HTTP method.
This is the event handler that will fire masking a non-existent event that gets requested. This is a great place to place 302 or 404 redirects whenever non-existent events are being requested.
The relative path from the application's root level of where the custom error template exists. This template receives a key in the private request collection called exception
that contains the exception. By default ColdBox does not show robust exceptions, you can turn on robust exceptions by choosing the following template:
ColdBox by convention can talk to, use and inject models from the models
folder by just using their name. On startup it will scan your entire models
folder and will register all the discovered models. This setting is true by default.
By default implicit views are case sensitive since ColdBox version 5.2.0, before this version the default was false.
This directive tells ColdBox that when events are executed they will be inspected for caching metadata. This does not mean that ALL events WILL be cached if this setting is turned on. It just activates the inspection mechanisms for whenever you annotate events for caching or using the runEvent()
caching methods.
This is useful to be set to false in development and true in production. This tells the framework to cache your event handler objects as singletons.
Allows you to use implicit views in your application and view dispatching. You can get a performance boost if you disable this setting.
This setting allows you to configure a lambda/closure that will return back the user's request identifier according to your own algorithms. This overrides the internal way ColdBox identifies requests incoming to the application which are used internally to track sessions, flash rams, etc.
The discovery algorithm we use is the following:
If we have an identifierProvider
closure/lambda/udf, then call it and use the return value
If we have sessions enabled, use the jessionId
or session URL Token
If we have cookies enabled, use the cfid/cftoken
If we have in the URL the cfid/cftoken
Create a request based tracking identifier: cbUserTrackingId
This is a boolean setting used when calling the ColdBox proxy's process()
method from a Flex or SOAP/REST call. If this setting is set to true, the proxy will return back to the remote call the entire request collection structure ALWAYS! If set to false, it will return, whatever the event handler returned back. Our best practice is to always have this false and return appropriate data back.
This directive tells ColdBox that when views are rendered, the cache=true
parameter will be obeyed. Turning on this setting will not cause any views to be cached unless you are also passing in the caching parameters to your renderView()
or event.setView()
calls.
The configuration CFC has embedded environment control and detection built-in. Environments can be detected by:
regex matching against cgi.http_host
detection of an environmental variable called ENVIRONMENT ( Coldbox 5.2 and higher )
usage of a detectEnvironment()
function
The first option (regex matching) is the easiest to use, but not very reliable if you are using multiple hostnames or commandbox for re-initialization.
If you are using commandbox
please read ALL options below
To detect your environments you will setup a structure called environments
in your coldbox configuration with the named environments and their associated regular expressions for its cgi
host names to match for you automatically. If the framework matches the regex with the associated cgi.http_host
, it will set a setting called Environment
in your configuration settings and look for that environment setting name in your CFC as a method by convention. That's right, it will check if your CFC has a method with the same name as the environment and if it exists, it will call it for you. Here is where you basically override, remove, or add any settings according to your environment.
Warning : The environment detection occurs AFTER the
configure()
method is called. Therefore, whatever settings or configurations you have on theconfigure()
method will be stored first, treat those as Production settings.
The regex match will also create a global setting called "environment" which you can access and use like this:
In the above example, I declare a development key with a value list of regular expressions. If I am in a host that starts with cf2016, this will match and set the environment setting equal to development. It will then look for a development method in this CFC and execute it.
If you are using environmental variables for your different environments, you can specify an environmental variable called ENVIRONMENT and name it staging
, development
, testing
etcetera, depending on the required environment. As in the regex example, a function named after your environment (e.g. staging()
or development()
) will be called after your configure
method.
This method is more reliable than relying on cgi.http_host, since it will never change once configured correctly.
If you are NOT using environmental variables you can use your own detection algorithm instead of looking at the cgi.http_host
variable. You will NOT fill out an environments structure but actually create a method with the following signature:
This method will be executed for you at startup and it must return the name of the environment the application is on. You can check for any condition which distinguishes your environment from your other environments. As long as you return an environment name based on your own logic it will then store it and execute the method if it exists.
This directive is how you will configure the for operation. Below are the configuration keys and their defaults:
The CacheBox structure is based on the , and it allows you to customize the caches in your application. Below are the main keys you can fill out, but we recommend you review the CacheBox documentation for further detail.
Info : We would recommend you create a
config/CacheBox.cfc
and put all your caching configuration there instead of in the main ColdBox configuration file. This will give you further portability and decoupling.
An absolute or relative path to the CacheBox configuration CFC or XML file to use instead of declaring the rest of the keys in this structure. So if you do not define a cacheBox structure, the framework will look for the default value: config/CacheBox.cfc
and it will load it if found. If not found, it will use the default CacheBox configuration found in /coldbox/system/web/config/CacheBox.cfc
A structure that enables scope registration of the CacheBox factory in either server, cluster, application or session scope.
The configuration of the default cache which will have an implicit name of default which is a reserved cache name. It also has a default provider of CacheBox which cannot be changed.
A structure where you can create more named caches for usage in your CacheBox factory.
The basic configuration object has 1 method for application configuration called configure()
where you will place all your configuration directives and settings:
Inside of this configuration method you will place several core and third-party configuration structures that can alter your application settings and behavior. Below are the core directives you can define:
ColdBox is a conventions based framework, meaning you don't have to explicitly write everything. We have a few contracts in place that you must follow and boom, things happen. The location and names of files and functions matter. Since we scaffolded our first application, let's write down in a table below with the different conventions that exist in ColdBox.
The Ortus Community is the way to get any type of help for our entire platform and modules:
Sublime -
VSCode -
CFBuilder -
You can read through our one-page . Or simply grab the CommandBox executable from the and double click it to run.
Tip: You can find many scaffolding templates for ColdBox in our Github organization:
Tip: If you are creating an app to run on any other server than the commandbox server, you will need to manually set up URL rewriting. More info here:
ColdBox's MVC is simple, but its true power comes from the wide selection of modules you can install into your app to get additional functionality. You can checkout the full list of modules available on the FORGEBOX directory: .
If you run into issues or just have questions, please jump on our and our and ask away.
File/Folder Convention
Mandatory
Description
config/Coldbox.cfc
false
The application configuration file
config/Router.cfc
false
The application URL router
handlers
false
Event Handlers (controllers)
layouts
false
Layouts
models
false
Model layer business objects
modules
false
CommandBox Tracked Modules
modules_app
false
Custom Modules You Write
tests
false
A test harness with runners, specs and more.
views
false
Views
Core Actions
Purpose
aroundHandler()
Wraps all rest actions uniformly to provide consistency and error trapping.
onError()
An implicit error handler is provided just in case anything explodes in your restful actions. Sends an appropriate 500 error
onValidationException()
Traps any and makes sure it sends the appropriate 400 response with the invalid data. Useful for using cbValidation
onEntityNotFoundException()
Traps any or exceptions and makes sure it send an appropriate 404 response. Useful for leveraging cborm or Quick ORM
onInvalidHTTPMethod()
Traps any invalid HTTP method security exception and sends the appropriate 405 not allowed response
onMissingAction()
Traps any invalid actions/resource called in your application and sends the appropriate 404 response
onAuthenticationFailure()
Traps InvalidCredentials exceptions and sends the appropriate 403 invalid credentials response. If you are using cbSecurity it will also verify jwt token expiration and change the error messages accordingly.
onAuthorizationFailure()
Action that can be used when a user does not have authorization or access to your application or code. Usually you will call this manually or from a security library like cbSecurity or cbGuard. It will send a 401 not authorized response.
onInvalidRoute()
Action that can be used as a catch all from your router so it can catch all routes that are invalid. It will send a 404 response accordingly.
onExpectationFailed()
Utility method for when an expectation of the request fails ( e.g. an expected parameter is not provided ). This action is called manually from your own handlers and it will output a 417 response back to the user.
Property
Description
appMapping
The ColdBox app mapping
coldboxVersion
The version of the framework
controller
The ColdBox running app controller
logBoxConfig
A reference to a LogBox configuration object
getJavaSystem()
Function to get access to the java system
getSystemSetting()
Retrieve a Java System property or env value by name. It looks at properties first then environment variables
getSystemProperty()
Retrieve a Java System property value by key
getEnv()
Retrieve a Java System environment value by name
webMapping
The application's web mapping
Convention | Default Value | Description |
Default Event |
| The default event to execute when no event is specified |
Default Action |
| The default action to execute in an event handler controller if none is specified |
Default Layout |
| The default system layout to use |
This is an array of interceptor definitions that you will use to register in your application. The key about this array is that ORDER matters. The interceptors will fire in the order that you register them whenever their interception points are announced, so please watch out for this caveat. Each array element is a structure that describes what interceptor to register.
Warning : Important: Order of declaration matters! Also, when declaring multiple instances of the same CFC (interceptor), make sure you use the name attribute in order to distinguish them. If not, only one will be registered (the last one declared).
This structure allows you to define a system-wide default layout and view.
Hint Please remember that the default layout is
Main.cfm
The layouts array element is used to define implicit associations between layouts and views/folders, this does not mean that you need to register ALL your layouts. This is a convenience for pairing them, we are in a conventions framework remember.
Before any renderings occur or lookups, the framework will check this array of associations to try and match in what layout a view should be rendered in. It is also used to create aliases for layouts so you can use aliases in your code instead of the real file name and locations.
This structure configures the interceptor service in your application.
throwOnInvalidStates
This tells the interceptor service to throw an exception if the state announced for interception is not valid or does not exist. Defaults to false.
customInterceptionPoints
This key is a comma delimited list or an array of custom interception points you will be registering for custom announcements in your application. This is the way to provide an observer-observable pattern to your applications.
Info Please see the Interceptors section for more information.
The modules structure is used to configure the behavior of the ColdBox Modules.
Danger Please be very careful when using the
autoReload
flag as module routing can be impaired and thread consistency will also suffer. This is PURELY a development flag that you can use at your own risk.
This structure is used to house module configurations. Please refer to each module's documentation on how to create the configuration structures. Usually the keys will match the name of the module to be configured.
The logBox structure is based on the LogBox declaration DSL, see the LogBox Documentation for much more information.
Info : If you do not define a logBox DSL structure, the framework will look for the default configuration file
config/LogBox.cfc
. If it does not find it, then it will use the framework's default logging settings.
ConfigFile
You can use a configuration CFC instead of inline configuration by using this setting. The default value is config/LogBox.cfc
, so by convention you can just use that location. If no values are defined or no config file exists, the default configuration file is coldbox/system/web/config/LogBox.cfc
.
This configuration structure is used to configure the WireBox dependency injection framework embedded in ColdBox.
binder
The location of the WireBox configuration binder to use for the application. If empty, we will use the binder in the config
folder called by conventions: WireBox.cfc
singletonReload
A great flag for development. If enabled, WireBox will flush its singleton objects on every request so you can develop without any headaches of reloading.
Warning : This operation can cause some thread issues and it is only meant for development. Use at your own risk.
These are custom application settings that you can leverage in your application.
You can read our Using Settings section to discover how to use all the settings in your application.
Directive | Type | Description |
struct | An optional structure used to configure CacheBox. If not setup the framework will use its default configuration found in |
struct | The main coldbox directives structure that holds all the coldbox settings. |
struct | A structure where you will configure the application convention names |
struct | A structure where you will configure environment detection patterns |
struct |
struct | An optional structure to configure application wide interceptor behavior |
array | An optional array of interceptor declarations for your application |
struct | A structure where you define how the layout manager behaves in your application |
array | An array of layout declarations for implicit layout-view-folder pairings in your application |
struct | An optional structure to configure the logging and messaging in your application via LogBox |
struct | An optional structure to configure application wide module behavior |
struct | An optional structure to configure individual modules installed in your application. |
struct | A structure where you can put your own application settings |
struct | An optional structure used to define how WireBox is loaded |
Every ColdBox application has a URL router and can be located by convention at config/Router.cfc
. This is called the application router and it is based on the router core class: coldbox.system.web.routing.Router
. Here is where you will configure router settings and define routes using our routing DSL.
Please see the latest API Docs for investigating all the methods and properties of the Router.
Tip: Unlike previous versions of ColdBox, the new routing services in ColdBox 5 are automatically configured to detect the base URLs and support multi-domain hosting. There is no more need to tell the Router about your base URL.
Router.cfc
The application router is a simple CFC that virtually inherits from the core ColdBox Router class and is configured via the configure()
method. It will be decorated with all the capabilities to work with any request much like any event handler or interceptor. In this router you will be doing 1 of 2 things:
Configuring the Router
Adding Routes via the Routing DSL
The router and indeed all module routers are also registered as full fledged ColdBox interceptors. So they can listen to any event within your application.
Once the routing service loads your Router it will create several application settings for you:
SesBaseUrl
: The multi-domain URL base URL of your application: http://localhost
SesBasePath
: The multi-domain path with no protocol or host
HtmlBaseUrl
: The same path as SESBaseURL
but without any index.cfm
in it (Just in case you are using index.cfm
rewrite). This is a setting used most likely by the HTML <base>
tag.
HtmlBasePath
: Does not include protocol or host
You can use the following methods to fine tune the configuration and operation of the routing services:
The next sections will discus how to register routes for your application.
ColdBox makes it easy to access the configuration stored in your Java system properties and your server's environment variables, even if you don't know which one it is in! Three methods are provided for your convenience:
config/ColdBox.cfc
or a ModuleConfig.cfc
If you are inside config/ColdBox.cfc
or a ModuleConfig.cfc
or a config/WireBox.cfc
you can use the three system settings functions directly! No additional work required.
Application.cfc
If you would like to access these methods in your Application.cfc
, create an instance of coldbox.system.core.util.Util
and access them off of that component. This is required when adding a datasource from environment variables.
Example:
If you need to access these configuration values in other components, consider adding the values to your ColdBox settings and injecting the values into your other components via dependency injection.
On every request to a ColdBox event, the framework creates an object that models the incoming request. This object is called the Request Context Object. This object will be passed to an Event Handler and will be processed by an Action and is by convention called an event)
It contains the incoming FORM/REMOTE/URL variables the client sent in and the object lives in the ColdFusion request
scope and you will use to for responses and interacting with client data.
Please visit the latest API Docs for further information about the request context.
This object contains two structures internally:
RC
- The Request Collection which contains the FORM/REMOTE/URL data merged into a single structure. This is considered to be unsafe data as it comes from any request.
PRC
- The Private Request Collection which is a structure that can be used to safely store sensitive data. This structure cannot be modified from the outside world.
The order of preference of variables when merged is FORM first then REMOTE then URL.
REMOTE variables are from leveraging the ColdBox Proxy.
You will use these objects in the controller and view layer of your application to get/set values, get metadata about the request, generate URLs, transform data for RESTful requests, and so much more. It is the glue that binds the controller and view layer together. As we progress in the guides, you will progress in mastering the request context.
Note that there is no model layer in the diagram. This is by design; the model will receive data from the handlers/interceptors directly.
Below you can see a listing of the most commonly used methods in the request context object. Please note that when interacting with a collection you usually have an equal private collection method.
buildLink() : Build a link in SES or non SES mode for you with tons of nice abstractions.
clearCollection() : Clears the entire collection
collectionAppend() : Append a collection overwriting or not
getCollection() : Get a reference to the collection
getEventName() : The event name in use in the application (e.g. do, event, fa)
getSelf() : Returns index.cfm?event=
getValue() : get a value
getTrimValue() : get a value trimmed
isProxyRequest() : flag if the request is an incoming proxy request
isSES() : flag if ses is turned on
isAjax() : Is this request ajax based or not
noRender(boolean) : flag that tells the framework to not render any html, just process and silently stop.
overrideEvent() : Override the event in the collection
paramValue(): param a value in the collection
removeValue() : remove a value
setValue() : set a value
setLayout() : Set the layout to use for this request
setView() : Used to set a view to render
valueExists() : Checks if a value exists in the collection.
renderData() : Marshall data to JSON, JSONP, XML, WDDX, PDF, HTML, etc.
Some Samples:
Please see the online API Docs for the latest methods and arguments.
getCurrentAction()
: Get the current execution action (method)
getCurrentEvent()
: Get the current incoming event, full syntax.
getCurrentHandler()
: Get the handler or handler/package path.
getCurrentLayout()
: Get the current set layout for the view to render.
getCurrentView()
: Get the current set view
getCurrentModule()
: The name of the current executing module
getCurrentRoutedNamespace()
: The current routed URL mapping namespace if found.
getCurrentRouteRecord()
: Get the current routed record used in resolving the event
getCurrentRouteMeta()
: Get the current routed record metdata struct
getCurrentRoutedURL()
: The current routed URL if matched.
getDefaultLayout()
: Get the name of the default layout.
getDefaultView()
: Get the name of the default view.
The Application.cfc
is one of the most important files in your application as it is where you define all the implicit ColdFusion engine events, session, client scopes, ORM, etc. It is also how you tell ColdFusion to bootstrap the ColdBox Platform for your application. There are two ways to bootstrap your application:
Leverage composition and bootstrap ColdBox (Default)
Leverage inheritance and bootstrap ColdBox
The composition approach allows you to have a more flexible configuration as it will allow you to use per-application mappings for the location of the ColdBox Platform.
Tip: To see the difference, just open the appropriate Application.cfc
in the application templates.
You can set some variables in the Application.cfc
that can alter Bootstrapping conditions:
The Boostrapper also leverages a default locking timeout of 30 seconds when doing loading operations. You can modify this timeout by calling the setLockTimeout()
method on the Bootsrapper object.
The ColdBox Controller (stored in ColdFusion application
scope as application.cbController
) stores all your application settings and also your system settings:
ColdboxSettings
: Framework specific system settings
ConfigSettings
: Your application settings
You can use the following methods to retrieve/set/validate settings in your handlers/layouts/views and interceptors:
You can also get access to these methods in handlers via the ColdBox Controller component:
or using the application scope from modules and other locations where controller
isn't injected:
You can use the WireBox injection DSL to inject settings in your models or non-ColdBox objects. Below are the available DSL notations:
coldbox:setting:{key}
: Inject a specified config setting key
coldbox:coldboxSetting:{key}
: Inject a specified ColdBox setting key
coldbox:configSettings
: Inject a reference to the application settings structure
coldbox:coldboxSettings
: Inject a reference to the ColdBox System settings structure
In your URL pattern you can also use the :
syntax to denote a variable placeholder. These position holders are alphanumeric by default:
Once a URL is matched to the route above, the placeholders (:year/:month?/:day?
) will become request collection (RC
) variables:
Sometimes we will want to declare routes that are very similar in nature and since order matters, they need to be declared in the right order. Like this one:
However, we just wrote 4 routes for this approach when we can just use optional variables by using the ?
symbol at the end of the placeholder. This tells the processor to create the routes for you in the most detailed manner first instead of you doing it manually.
Caution Just remember that an optional placeholder cannot be followed by a non-optional one. It doesn't make sense.
ColdBox gives you also the ability to declare numerical only routes by appending -numeric
to the variable placeholder so the route will only match if the placeholder is numeric. Let's modify the route from above.
This route will only accept years, months and days as numbers.
ColdBox gives you also the ability to declare alpha only routes by appending -alpha
to the variable placeholder so the route will only match if the placeholder is alpha
only.
This route will only accept page names that are alpha only.
There are two ways to place a regex constraint on a placeholder, using the -regex:
placeholder or adding a constraints
structure to the route declaration.
You can also have the ability to declare a placeholder that must match a regular expression by using the -regex( {regex_here} )
placeholder.
The rc
variable format
must match the regex supplied: (xml|json)
You can also apply a structure of regular expressions to a route instead of inlining the regular expressions in the placeholder location. You will do this using the constraints()
method of the router.
The key in the structure must match the name of the placeholder and the value is a regex expression that must be enclosed by parenthesis ()
.
Apart from routing by convention, you can also register your own expressive routes. Let's investigate the routing approaches.
The route()
method allows you to register a pattern and immediately assign it to execute an event or a response via the target argument.
The first pattern registers and if matched it will execute the wiki.page event. The second pattern if matched it will execute the profile.show event from the users module and register the route with the userprofile name.
You can also pass in a closure or lambda to the target argument and it will be treated as an inline action:
You can also pass just an HTML string with {rc_var}
replacements for the routed variables place in the request collection
to
EventsIf you will not use the inline terminators you can do a full expressive route definition to events using the to()
method, which allows you to concatenate the route pattern with modifiers:
You can also route to a handler and an action using the modifiers instead of the to()
method. This long-form is usually done for visibility or dynamic writing of routes. You can use the following methods:
withHandler()
withAction()
toHandler()
end()
You can also route to views and view/layout combinations by using the toView()
terminator:
You can also use the toRedirect()
method to re-route patterns to other patterns.
The default status code for redirects are 301 redirects which are PERMANENT redirects.
You can also pass a closure as the target
of relocation. This closure will received the parsed parameters, the incoming route record and the event object. You can determine dynamically where the relocation will go.
This is great if you need to actually parse the incoming route and do a dynamic relocation.
Happy Redirecting!
You can also redirect a pattern to a handler using the toHandler()
method. This is usually done if you have the action coming in via the URL or you are using RESTFul actions.
You can also route a pattern to HTTP RESTFul actions. This means that you can split the routing pattern according to incoming HTTP Verb. You will use a modifier withAction()
and then assign it to a handler via the toHandler()
method.
The Router allows you to create inline responses via closures/lambdas or enhanced strings to incoming URL patterns. You do not need to create handler/actions, you can put the actions inline as responses.
If you use a response closure/lambda, they each accepts three arguments:
event
- An object that models and is used to work with the current request (Request Context)
rc
- A struct that contains both URL/FORM
variables merged together (unsafe data)
prc
- A secondary struct that is private only settable from within your application (safe data)
If the response is an HTML string, then you can do {rc_var}
replacements on the strings as well:
You can also register routes that will respond to sub-domains and even capture portions of the sub-domain for multi-tenant applications or SaaS applications. You will do this using the withDomain()
method.
You can leverage the full routing DSL as long as you add the withDomain()
call with the domain you want to bind the route to. Also note that the domain string can contain placeholders which will be translated to RC
variables for you if matched.
You can also add variables to the RC and PRC structs on a per-route basis by leveraging the following methods:
rc( name, value, overwrite=true )
- Add an RC
value if the route matched
rcAppend map, overwrite=true )
- Add multiple values to the RC
collection if the route matched
prc( name, value, overwrite=true )
- Add an PRC
value if the route matched
prcAppend map, overwrite=true )
- Add multiple values to the PRC
collection if the route matched
This is a great way to manually set variables in the incoming structures:
You can also apply runtime conditions to a route in order for it to be matched. This means that if the route matches the URL pattern then we will execute a closure/lambda to make sure that it meets the runtime conditions. We will do this with the withCondition(
) method.
Let's say you only want to fire some routes if they are using Firefox, or a user is logged in, or whatever.
Here are just a few of those rewrite rules for you for major rewrite engines. You can spice them up as needed.
The above htaccess file might not work combined with Apache. Recent versions of Apache don't send the CGI.PATH_INFO variable to your cfml engine when using ProxyPass and ProxyPassMatch. It that's the case you might need a function in your router.cfc
The following solution might work better if you are using a recent version of Apache. This should be part of your .htaccess
file
Now you can create a pathInfo provider function in your router.cfc which brings back your path info to the router:
Every router has a default route already defined for you in the application templates, which we refer to as routing by convention:
The URL pattern in the default route includes two special position placeholders, meaning that the handler and the action will come from the URL. Also note that the :action
has a question mark (?
), which makes the placeholder optional, meaning it can exist or not from the incoming URL.
:handler
- The handler to execute (It can include a Package and/or Module reference)
:action
- The action to relocate to (See the ?
, this means that the action is optional)
Behind the scenes the router creates two routes due to the optional placeholder in the following order:
route( "/:handler/:action" )
route( "/:handler)
Tip The :handler
parameter allows you to nest module names and handler names. Ex: /module/handler/action
If no action is passed the default action is index
This route can handle pretty much all your needs by convention:
Any extra name-value pairs in the remaining URL of a discovered URL pattern will be translated to variables in the request collection (rc
) for you automagically.
Tip: You can turn this feature off by using the valuePairTranslation( false )
modifier in the routing DSL on a route by route basis
route( "/pattern" )
.to( "users.show" )
.valuePairTranslation( false );
Routing is enabled by default in the ColdBox application templates in order to work with URL's like this:
http://localhost/index.cfm/home/about
As you can see they still contain the index.cfm
in the URL. In order to enable full URL rewrites that eliminates that index.cfm
you must have a rewrite enabled webserver like Apache, nginx or IIS or a Java rewrite filter which ships with CommandBox by default.
http://localhost/home/about
CommandBox has built in rewrites powered by Tuckey and you can enable a server with rewrites by running:
Caution Some J2EE servlet containers do not support the forwarding of SES parameters via the routing template (index.cfm
) out of the box. You might need to enable full URL rewriting either through a web server or a J2EE filter.
via .htaccess or configuration files (Free)
ISAPI rewrite filter for IIS (Paid)
native rewrite filter (Free)
native web server (free)
J2EE rewrite filter (free)
Resourceful routes are convention based to help you create routing with less boilerplate.
In ColdBox, you can register resourceful routes (resources()
) to provide automatic mappings between HTTP verbs and URLs to event handlers and actions by convention. By convention, all resources map to a handler with the same name or they can be customized if needed. This allows for a standardized convention when building routed applications and less typing
This single resource declaration will create all the necessary variations of URL patterns and HTTP Verbs to actions to handle the resource. Please see the table below with all the permutations it will create for you.
Verb | Route | Event | Purpose |
---|
For in-depth usage of the resources()
method, let's investigate the API Signature:
We have created a scaffolding command in CommandBox to help you register and generate resourceful routes. Just run the following command in CommandBox to get all the help you will need in generating resources:
If you are building mostly API routes and not full HTML app routes, you can use the shortcut method apiResources()
method instead. This method will work the same as above BUT it will exclude the new
and edit
actions for you since we are in API Land.
ColdBox supports a Routing Service that will provide you with robust URL mappings for building expressive applications and RESTFul services. By convention URL routing will allow you to create URL's without using verbose parameter delimiters like ?event=this.that&m1=val
and execute ColdBox events.
If you are leveraging CommandBox as your server, then full URL rewrites are enabled by default. This means you do not need a web server to remove the index.cfm
from the URL.
A route is a declared URL pattern that if matched it will translate the URL into one of the following:
A ColdBox event to execute
A View/Layout to render
A Reponse function to execute
A Redirection to occur
It will also inspect the URL for placeholders and translate them into the incoming Request Collection variables (RC
).
Examples
There are several benefits that you will get by using our routing system:
Complete control of how URL's are built and managed
Ability to create or build URLs' dynamically
Technology hiding
Greater application portability
URL's are more descriptive and easier to remember
The ColdBox Routing DSL will be used to register routes for your application, which exists in your application or module router object. Routing takes place using several methods inside the router, which are divided into the following 3 categories:
Initiators - Starts a URL pattern registration, but does not fully register the route until a terminator is called (target).
Modifiers - Modifies the pattern with extra metdata to listen to from the incoming request.
Terminators - Finalizes the registration process usually by telling the router what happens when the route pattern is detected. This is refered to as the target.
Please note that order of declaration of the routes is imperative. Order matters.
Please remember to check out the latest for the latest methods and argument signatures.
The following methods are used to initiate a route registration process.
Please note that a route will not register unless a terminator is called or the inline target terminator is passed.
route( pattern, [target], [name=arguments.pattern] )
- Register a new route with optional target terminators and a name
get( pattern, [target], [name] )
- Register a new route with optional target terminators, a name and a GET http verb restriction
post( pattern, [target], [name] )
- Register a new route with optional target terminators, a name and a POST http verb restriction
put( pattern, [target], [name] )
- Register a new route with optional target terminators, a name and a PUT http verb restriction
patch( pattern, [target], [name] )
- Register a new route with optional target terminators, a name and a PATCH http verb restriction
options( pattern, [target], [name] )
- Register a new route with optional target terminators, a name and a OPTIONS http verb restriction
group( struct options, body )
- Group routes together with options that will be applied to all routes declared in the body
closure/lambda.
Modifiers will tell the routing service about certain restrictions, conditions or locations for the routing process. It will not register the route just yet.
header( name, value, overwrite=true )
- attach a response header if the route matches
headers( map, overwrite=true )
- attach multiple response headers if the route matches
as( name )
- Register the route as a named route
rc( name, value, overwrite=true )
- Add an RC
value if the route matched
rcAppend map, overwrite=true )
- Add multiple values to the RC
collection if the route matched
prc( name, value, overwrite=true )
- Add an PRC
value if the route matched
prcAppend map, overwrite=true )
- Add multiple values to the PRC
collection if the route matched
withHandler( handler )
- Map the route to execute a handler
withAction( action )
- Map the route to execute a single action or a struct that represents verbs and actions
withModule( module )
- Map the route to a module
withNamespace( namespace )
- Map the route to a namespace
withSSL()
- Force SSL
withCondition( condition )
- Apply a runtime closure/lambda enclosure
withDomain( domain )
- Map the route to a domain or subdomain
withVerbs( verbs )
- Restrict the route to listen to only these HTTP Verbs
packageResolver( toggle )
- Turn on/off convention for packages
valuePairTranslator( toggle )
- Turn on/off automatic name value pair translations
Terminators finalize the routing process by registering the route in the Router.
end()
- Register the route as it exists
toAction( action )
- Send the route to a specific action or RESTFul action struct
toView( view, layout, noLayout=false, viewModule, layoutModule )
- Send the route to a view/layout
toRedirect( target, statusCode=301 )
- Relocate the route to another event
to( event )
- Execute the event if the route matches
toHandler( handler )
- Execute the handler if the route matches
toResponse( body, statusCode=200, statusText="ok" )
- Inline response action
toModuleRouting( module )
- Send to the module router for evaluation
toNamespaceRouting( namespace )
- Send to the namespace router for evaluation
There will be a time where your routes will become very verbose and you would like to group them into logical declarations. These groupings can also help you prefixes repetitive patterns in many routes with a single declarative construct. These needs are met with the group()
method in the router.
The best way to see how it works is by example:
As you can see from the routes above, we have lots of repetitive code that we can clean out. So let's look at the same routes but using some nice grouping action.
The options struct can contain any values that you can use within the closure. Grouping can also be very nice when creating , which is our next section.
You can register routes in ColdBox with a human friendly name so you can reference them later for link generation and more.
You will do this in two forms:
Using the route()
method and the name
argument
Using the as()
method
If you do not pass the name
argument to the route()
method, we will use the pattern
as the name of the route.
You will generate URLs to named routes by leveraging the route()
method in the request context object (event).
Let's say you register the following named routes:
Then we can create routing URLs to them easily with the event.route()
method:
The request context object (event) also has some handy methods to tell you the name or even the current route that was selected for execution:
getCurrentRouteName()
- Gives you the name of the current route, if any
getCurrentRoute()
- Gives you the currently executed route
getCurrentRoutedURL()
- Gives you the complete routed URL pattern that matched the route
getCurrentRoutedNamespace()
- Gives you the current routed namespace, if any
A structure where you will configure the
Tip: Please note that you can leverage as well for domains
Please note that URL rewriting is handled by an optional module in IIS. More info here:
Verb | Route | Event | Purpose |
---|
As you create route-heavy applications visualizing the routes will be challenging especially for HMVC apps with lots of modules. Just install our and you will be able to visually see, test and debug all your routing needs.
Name
Arguments
Description
getSystemSetting
( key, defaultValue )
Looks for key
in properties first, env second. Returns the defaultValue
if neither exist.
getSystemProperty
( key, defaultValue )
Returns the Java System property for key
. Returns the defaultValue
if it does not exist.
getEnv
( key, defaultValue )
Returns the server environment variable for key
. Returns the defaultValue
if it does not exist.
Variable
Default
Description
COLDBOX_APP_ROOT_PATH
App Directory
Automatically set for you. This path tells the framework what is the base root location of your application and where it should start looking for all the agreed upon conventions. You usualy will never change this, but you can.
COLDBOX_APP_MAPPING
/
The application mapping is ESSENTIAL when dealing with Flex or Remote (SOAP) applications. This is the location of the application from the root of the web root. So if your app is at the root, leave this setting blank. If your application is embedded in a sub-folder like MyApp, then this setting will be auto-calculated to /MyApp
.
COLDBOX_CONFIG_FILE
config/ColdBox.cfc
The absolute or relative path to the configuration CFC file to load. This bypasses the conventions and uses the configuration file of your choice.
COLDBOX_APP_KEY
cbController
The name of the key the framework will store the application controller under in the application scope.
COLDBOX_FAIL_FAST
true
By default if an app is reiniting and a request hits it, we will fail fast with a message. This can be a boolean indicator or a closure.
Method
Description
setEnabled( boolean )
Enable/Disable routing, enabled by default
setFullRewrites( boolean )
If true, then no index.cfm
will be used in the URLs. If false, then /index.cfm/ will be added to all generated URLs. Default is false.
setUniqueURLS( boolean )
Enables SES only URL's with permanent redirects for non-ses urls. Default is true. If true and a URL is detected with ? or & then the application will do a 301 Permanent Redirect and try to translate the URL to a valid SES URL.
setBaseURL( string )
The base URL to use for URL writing and relocations. This is automatically detected by ColdBox 5 e.g. http://www.coldbox.org/, http://mysite.com/index.cfm''
setLooseMatching( boolean )
By default URL pattern matching starts at the beginning of the URL, however, you can choose loose matching so it searches anywhere in the URL. Default is false.
setMultiDomainDiscovery( boolean )
Defaults to true. With this setting on, every request will be inspected for the incoming host for usage in building links and domain detection.
setExtensionDetection( boolean )
By default ColdBox detects URL extensions like json, xml, html, pdf
which can allow you to build awesome RESTful web services. Default is true.
setValidExtensions( list )
Tell the interceptor what valid extensions your application can listen to. By default it listens to: json, jsont, xml, cfm, cfml, html, htm, rss, pdf
setThrowOnInvalidExtensions( boolean )
By default ColdBox does not throw an exception when an invalid extension is detected. If true, then the interceptor will throw a 406 Invalid Requested Format Extension: {extension} exception. Default is false.
GET |
| photos.index | Get all photos |
POST |
| photos.create | Create a photo |
GET |
| photos.show | Show a photo by |
PUT/PATCH |
| photos.update | Update a photo by |
DELETE |
| photos.delete | Delete a photo by |
The base
tag in HTML allows you to tell the browser what is the base URL for assets in your application. This is something that is always missed when using frameworks that enable routing.
base
tag defines the base location for links on a page. Relative links within a document (such as <a href="someplace.html"... or <img src="someimage.jpg"... ) will become relative to the URI specified in the base tag. The base tag must go inside the head element.
We definitely recommend using this HTML tag reference as it will simplify your asset retrievals.
Caution If you do not use this tag, then every asset reference must be an absolute URL reference.
In your views, layouts and handlers you can use the buildLink
method provided by the request context object (event) to build routable links in your application.
Just pass in the routed URL or event and it will create the appropriate routed URL for you:
The queryString
argument can be a simple query string or a struct that represents the query variables to append.
Please note that the to
argument can be a simple route path, but it can also be a struct. This struct is for routing to named routes. Even though we recommend to use the route()
method instead.
The request context object (event) also has some handy methods to tell you the name or even the current route that was selected for execution:
getCurrentRouteName()
- Gives you the name of the current route, if any
getCurrentRoute()
- Gives you the currently executed route
getCurrentRoutedURL()
- Gives you the complete routed URL pattern that matched the route
getCurrentRoutedNamespace()
- Gives you the current routed namespace, if any
By default, the URL mapping processor will detect routes by looking at the CGI.PATH_INFO
variable, but you can override this and provide your own function. This feature can be useful to set flags for each request based on a URL and then clean or parse the URL to a more generic form to allow for simple route declarations. Uses may include internationalization (i18n) and supporting multiple experiences based on devices such as Desktop, Tablet, Mobile and TV.
To modify the URI used by the Routing Services before route detection occurs simply follow the convention of adding a function called pathInfoProvider()
to your application Router (config/Router.cfc
).
The pathInfoProvider()
function is responsible for returning the string used to match a route.
The Rewrite rules section has another useful example for a pathInfo provider
You can create a-la-carte namespaces for URL routes. Namespaces are cool groupings of routes according to a specific URL entry point. So you can say that all URLs that start with /testing
will be found in the testing namespace and it will iterate through the namespace routes until it matches one of them.
Much how modules work, where you have a module entry point, you can create virtual entry point to ANY route by namespacing it. This route can be a module a non-module, package, or whatever you like. You start off by registering the namespace using the addNamespace( pattern, namespace )
method or the fluent route().toNamespaceRouting()
method.
Once you declare the namespace you can use the grouping functionality to declare all the namespace routes or you can use a route().withNamespace()
combination.
Hint You can also register multiple URL patterns that point to the same namespace
Although we have access to all the HTTP verbs, modern browsers still only support GET and POST. With ColdBox and HTTP Method Spoofing, you can take advantage of all the HTTP verbs in your web forms.
By convention, ColdBox will look for an _method
field in the FORM scope. If one exists, the value of this field is used as the HTTP method instead of the method from the execution. For instance, the following block of code would execute with the DELETE action instead of the POST action:
You can manually add these _method
fields yourselves, or you can take advantage of ColdBox's HTML Helper startForm()
method. Just pass the method you like, we will take care of the rest:
The event
object is the object that will let you set the views that you want to render, so please explore its API in the CFC Docs. To quickly set a view to render, do the following:
The view name is the name of the template in the views directory without appending the .cfm. If the view is inside another directory, you would do this:
The views you set will use the default layout defined in your configuration file which by default is the layouts/Main.cfm
We recommend that you set your views following the naming convention of your event. If your event is users.index, your view should be users/index. This will go a long way with maintainability and consistency and also will activate implicit views where you don't even have to use the set view method call.
You can also use the setView(), setLayout()
methods to tell the framework which view and layout combination to use:
You can also tell the framework to set a view for rendering by itself with no layout using the noLayout
argument
Here are the arguments for the setView()
method:
You can leverage the caching arguments in the setView()
method in order to render and cache the output of the views once the framework renders it. These cached views will be stored in the template cache region, which you can retrieve or purge by talking to it: getCache( 'template' )
.
Data can be passed from your handler to the view via rc or prc. If you want to pass data to a view without polluting rc and prc, you can pass it directly via the args parameter, much like a method call.
Access the data in the view like so:
If you don't want to, you don't have to. The framework gives you a method in the event object that you can use if this specific request should just terminate gracefully and not render anything at all. All you need to do is use the event object to call on the noRender()
method and it will present to the user a lovely white page of death.
Handler actions can return data back to its callers in many different formats. Either to create RESTFul services, or just send data that's not HTML back to the user. The different usages can be:
Complex Data
HTML
Rendered Data via event.renderData()
The last option on the list is to support native REST Applications in ColdBox by leveraging the REST Handler.
By default, any complex data returned from handler actions will automatically be marshaled to JSON:
Simple as that. ColdBox detects the complex object and tries to convert it to JSON for you automatically.
renderdata
Action AnnotationIf you want ColdBox to marshall the content to another type like XML or PDF. Then you can use the renderdata
annotation on the action itself. The renderdata
annotation can be any of the following values:
json
jsonp
jsont
xml
html
text
renderdata
Component AnnotationYou can also add the renderData annotation to the component definition and this will override the default of JSON. So if you want XML as the default, you can do this:
If the returned complex data is an object and it contains a function called $renderData(),
then ColdBox will call it for you automatically. So instead of marshaling to JSON automatically, your object decides how to marshal itself.
By default if your handlers return simple values, then they will be treated as returning HTML.
Using the renderdata()
method of the event object is the most flexible for RESTFul web services or pure data marshaling. Out of the box ColdBox can marshall data (structs, queries, arrays, complex or even ORM entities) into the following output formats:
XML
JSON
JSONP
JSONT
HTML
TEXT
WDDX
CUSTOM
Here is the method signature:
Below are a few simple examples:
As you can see, it is very easy to render data back to the browser or caller. You can even choose plain and send HTML back if you wanted to.
You can also render out PDFs from ColdBox using the render data method. The data argument can be either the full binary of the PDF or simple values to be rendered out as a PDF; like views, layouts, strings, etc.
There is also a pdfArgs
argument in the render data method that can take in a structure of name-value pairs that will be used in the cfdocument
(See docs) tag when generating the PDF. This is a great way to pass in arguments to really control the way PDF's are generated uniformly.
The renderData()
method also has two powerful arguments: formats & formatsView
. If you currently have code like this:
Where you need to param the incoming format extension, then do a switch and do some code for marshalling data into several formats. Well, no more, you can use our formats argument and ColdBox will marshall and code all that nasty stuff for you:
That's it! ColdBox will figure out how to deal with all the passed in formats for you that renderdata
can use. By convention it will use the name of the incoming event as the view that will be rendered for HTML and PDF; implicit views. If the event was users.list, then the view would be views/users/list.cfm. However, you can tell us which view you like if it is named different:
If you need to redirect for html events, you can pass any arguments you normally would pass to setNextEvent
to formatsRedirect
.
You can do custom data conversion by convention when marshalling CFCs. If you pass in a CFC as the data
argument and that CFC has a method called $renderdata()
, then the marshalling utility will call that function for you instead of using the internal marshalling utilities. You can pass in the custom content type for encoding as well:
The CFC converter:
In this approach your $renderdata()
function can be much more customizable than our internal serializers. Just remember to use the right contentType argument so the browser knows what to do with it.
The framework provides you with the relocate()
method that you can use to relocate to other events thanks to the framework super type object, the grand daddy of all things ColdBox.
Please see the Super Type CFC Docs for further investigation of all the goodness of methods you have available.
It is extremely important that you use this method when relocating instead of the native ColdFusion methods as it allows you to gracefully relocate to other events or external URIs. By graceful, we mean it does a lot more behind the scenes like making sure the flash scope is persisted, logging, post processing interceptions can occur and safe relocations.
So always remember that you relocate via relocate()
and if I asked you: "Where in the world does event handlers get this method from?", you need to answer: "From the super typed inheritance".
We all need to deliver files to users at one point in time. ColdBox makes it easy to deliver any type of file even binary files via the Request Context's (event) sendFile()
method.
The API Docs can help you see the entire format of the method: https://apidocs.ortussolutions.com/coldbox/6.6.1/coldbox/system/web/context/RequestContext.html#sendFile()
The method signature is as follows:
Please note that the file
argument can be an absolute path or an actual binary file to stream out.
GET |
| photos.index | Get all photos |
GET |
| photos.new | Return the HTML form for creating a photo |
POST |
| photos.create | Create a photo |
GET |
| photos.show | Show a photo by |
GET |
| photos.edit | Return the HTML form for editing the photo |
PUT/PATCH |
| photos.update | Update a photo by |
DELETE |
| photos.delete | Delete a photo by |
ColdBox allows you to detect incoming extensions from incoming paths automatically for you. This is great for building multi-type responses or to just create virtual extensions for events.
If an extension is detected in the incoming URL, ColdBox will grab it and store it in the request collection (RC
) as the variable format
. If there is no extension, then rc.format
will not be stored and thus will not exist.
You can configure the extension detection using the following configuration methods:
Please note that if you have set to throw exceptions if an invalid extension is detected then a 406 exception will be thrown.
Events are determined via a special variable that can be sent in via the FORM, URL, or REMOTELY called event
. If no event is detected as an incoming variable, the framework will look in the configuration directives for the DefaultEvent
and use that instead. If you did not set a DefaultEvent
setting then the framework will use the following convention for you: main.index
Hint : You can even change the event
variable name by updating the EventName
setting in your coldbox
configuration directive.
Please note that ColdBox supports both normal variable routing and URL mapping routing, usually referred to as pretty URLs.
In order to call them you will use the following event syntax notation format:
no event : Default event by convention is main.index
event={handler} : Default action method by convention is index()
event={handler}.{action} : Explicit handler + action method
event={package}.{handler}.{action} : Packaged notation
event={module}:{package}.{handler}.{action} : Module Notation (See ColdBox Modules)
This looks very similar to a Java or CFC method call, example: String.getLength(),
but without the parentheses. Once the event variable is set and detected by the framework, the framework will tokenize the event string to retrieve the CFC and action call to validate it against the internal registry of registered events. It then continues to instantiate the event handler CFC or retrieve it from cache, finally executing the event handler's action method.
Examples
There are several simple implicit AOP (Aspect Oriented Programming) interceptor methods, usually referred to as advices, that can be declared in your event handler that the framework will use in order to execute them before/after and around an event as its fired from the current handler.
This is great for intercepting calls, pre/post processing, localized security, logging, RESTful conventions, and much more. Yes, you got that right, Aspect Oriented Programming just for you and without all the complicated setup involved! If you declared them, the framework will execute them.
We all need values in our applications. That is why we interact with the request context in order to place data from our model layer into it so our views can display it, or to retrieve data from a user's request. You will either interact with the event object to get/set values or put/read values directly via the received rc
and prc
references.
We would recommend you use the private request collection (prc
) for setting manual data and using the standard request collection (rc
) for reading the user's unsafe request variables. This way a clear distinction can be made on what was sent from the user and what was set by your code.
Important The most important paradigm shift from procedural to an MVC framework is that you NO LONGER will be talking to URL, FORM, REQUEST or any ColdFusion scope from within your handlers, layouts, and views. The request collection already has URL, FORM, and REQUEST scope capabilities, so leverage it.
Around advices are the most powerful of all as you completely hijack the requested action with your own action that looks, smells and feels exactly as the requested action. This is usually referred to as a
This will allow you to run both before and after advices but also surround the method call with whatever logic you want like transactions
, try/catch
blocks, locks
or even decide to NOT execute the action at all.
You can do it globally by using the aroundHandler()
method or targeted to a specific action around{actionName}()
.
Examples
The arguments received by these interceptors are:
event
: The request context reference
targetAction
: The function pointer to the action that got the around interception. It will be your job to execute it (Look at samples)
eventArguments
: The struct of extra arguments sent to an action if any
rc
: The RC reference
prc
: The PRC Reference
You can fine tune these interception methods by leveraging two public properties in the handler:
this.aroundhandler_only
: A list of actions that the aroundHandler()
action will fire ONLY!
this.aroundhandler_except
: A list of actions that the aroundHandler()
action will NOT fire on
More often you will find that certain web operations need to be restricted in terms of what HTTP verb is used to access a resource. For example, you do not want form submissions to be done via GET but via POST or PUT operations. HTTP Verb recognition is also essential when building strong RESTFul APIs when security is needed as well.
You can do this manually, but why do the extra coding :)
This solution is great and works, but it is not THAT great. We can do better.
Another feature property on an event handler is called this.allowedMethods
. It is a declarative structure that you can use to determine what the allowed HTTP methods are for any action on the event handler.
If the request action HTTP method is not found in the approved list, it will look for a onInvalidHTTPMethod()
on the handler and call it if found. Otherwise ColdBox throws a 405 exception that is uniform across requests.
If the action is not listed in the structure, then it means that we allow all HTTP methods. Just remember to either use the onError()
or onInvalidHTTPMethod()
method conventions or an exception handler to deal with the security exceptions.
You can tag your event actions with a allowedMethods
annotation and add a list of the allowed HTTP verbs as well. This gives you a nice directed ability right at the function level instead of a property. It is also useful when leveraging DocBox documentation as it will show up in the API Docs that are generated.
We have a complete section dedicated to the , but we wanted to review a little here since event handlers need to talk to the model layer all the time. By default, you can interact with your models from your event handlers in two ways:
Dependency Injection ()
Request, use and discard model objects ()
ColdBox offers its own dependency injection framework, , which allows you, by convention, to talk to your model objects. However, ColdBox also allows you to connect to third-party dependency injection frameworks via the IOC module:
Aggregation differs from ordinary composition in that it does not imply ownership. In composition, when the owning object is destroyed, so are the contained objects. - wikipedia
Here is the event handler code to leverage the injection:
Notice that we define a cfproperty
with a name and inject
attribute. The name
becomes the name of the variable in the variables
scope and the inject
annotation tells WireBox what to retrieve. By default it retrieves model objects by name and path.
Association defines a relationship between classes of objects that allows one object instance to cause another to perform an action on its behalf. - 'wikipedia'
In this practical example we will see how to integrate with our model layer via WireBox, injections, and also requesting the objects. Let's say that we have a service object we have built called FunkyService.cfc
and by convention we will place it in our applications models
folder.
FunkyService.cfc
Our funky service is not that funky after all, but it is simple. How do we interact with it? Let's build a Funky event handler and work with it.
By convention, I can create a property and annotate it with an inject
attribute. ColdBox will look for that model object by the given name in the models
folder, create it, persist it, wire it, and return it. If you execute it, you will get something like this:
Great! Just like that we can interact with our model layer without worrying about creating the objects, persisting them, and even wiring them. Those are all the benefits that dependency injection and model integration bring to the table.
You can use the value of the inject
annotation in several ways. Below is our recommendation.
Let's look at the requesting approach. We can either use the following approaches:
Via Facade Method
Directly via WireBox:
Both approaches do exactly the same thing. In reality getInstance()
does a wirebox.getInstance()
callback (Uncle Bob), but it is a facade method that is easier to remember. If you run this, you will also see that it works and everything is fine and dandy. However, the biggest difference between injection and usage can be seen with some practical math:
As you can see, the best performance is due to injection as the handler object was wired and ready to roll, while the requested approach needed the dependency to be requested. Again, there are cases where you need to request objects such as transient or volatile stored objects.
The framework also offers you the capability to bind incoming FORM/URL/REMOTE/XML/JSON/Structure data into your model objects by convention. This is done via capabilities. The easiest approach is to use our populateModel()
function which will populate the object from many incoming sources:
request collection RC
Structure
json
xml
query
This will try to match incoming variable names to setters or properties in your domain objects and then populate them for you. It can even do ORM entities with ALL of their respective relationships. Here is a snapshot of the method:
Let's do a quick example:
Person.cfc
editor.cfm
Event Handler -> person.cfc
In the dump you will see that the name
and email
properties have been bound.
With this interceptor you can intercept local event actions and execute things after the requested action executes. You can do it globally by using the postHandler()
method or targeted to a specific action post{actionName}()
.
The arguments received by these interceptors are:
event
: The request context reference
action
: The action name that was intercepted
eventArguments
: The struct of extra arguments sent to an action if executed via runEvent()
rc
: The RC reference
prc
: The PRC Reference
You can fine tune these interception methods by leveraging two public properties in the handler:
this.posthandler_only
: A list of actions that the postHandler()
action will fire ONLY!
this.posthandler_except
: A list of actions that the postHandler()
action will NOT fire on
With this interceptor you can intercept local event actions and execute things before the requested action executes. You can do it globally by using the preHandler()
method or targeted to a specific action pre{actionName}()
.
The arguments received by these interceptors are:
event
: The request context reference
action
: The action name that was intercepted
eventArguments
: The struct of extra arguments sent to an action if executed via runEvent()
rc
: The RC reference
prc
: The PRC Reference
Here are a few options for altering the default event execution:
Use event.overrideEvent('myHandler.myAction')
to execute a different event than the default.
Use event.noExecution()
to halt execution of the current event. ONLY works when executed by interceptions before the main event. It will never work in pre/post advices.
You can fine tune these interception methods by leveraging two public properties in the handler:
this.prehandler_only
: A list of actions that preHandler()
will ONLY fire on
this.prehandler_except
: A list of actions that preHandler()
will NOT fire on
Every event handler controller has some implicit methods that if you create them, they come alive. Just like the implicit methods in Application.cfc
With this convention you can create virtual events that do not even need to be created or exist in a handler. Every time an event requests an action from an event handler and that action does not exist in the handler, the framework will check if an onMissingAction()
method has been declared. If it has, it will execute it. This is very similar to ColdFusion's onMissingMethod()
but on an event-driven framework.
This event has an extra argument: missingAction which is the missing action that was requested. You can then do any kind of logic against this missing action and decide to do internal processing, error handling or anything you like. The power of this convention method is extraordinary, you have tons of possibilities as you can create virtual events on specific event handlers.
This is a localized error handler for your event handler. If any type of runtime error occurs in an event handler and this method exists, then the framework will call your method so you can process the error first. If the method does not exist, then normal error procedures ensue.
Please note that compile time errors will not fire this method, only runtime exceptions.
This method will be called for you if a request is trying to execute an action in your handler without the proper approved HTTP Verb. It will then be your job to determine what to do next:
You can listen for methods using the coldbox.onInvalidHTTPMethodHandler
located in your config/ColdBox.cfc.
Your event handlers can be autowired with dependencies from by convention. By autowiring dependencies into event handlers, they will become part of the life span of the event handlers (singletons), since their references will be injected into the handler's variables
scope. This is a huge performance benefit since event handlers are wired with all necessary dependencies upon creation instead of requesting dependencies (usage) at runtime. We encourage you to use injection whenever possible.
Warning As a rule of thumb, inject only singletons into singletons. If not you can create unnecessary issues and memory leaks.
You will achieve this in your handlers via property
injection, which is the concept of defining properties in the component with a special annotation called inject
, which tells WireBox what reference to retrieve via the . Let's say we have a users handler that needs to talk to a model called UserService. Here is the directory layout so we can see the conventions
Tip: The is vast and elegant. Please refer to it. Also note that you can create object aliases and references in your : config/WireBox.cfc
The other approach to integrating with model objects is to request and use them as via the framework super type method: getInstance()
, which in turn delegates to WireBox's getInstance()
method. We would recommend requesting objects if they are transient (have state) objects or stored in some other volatile storage scope (session, request, application, cache, etc). Retrieving of objects is okay, but if you will be dealing with mostly singleton objects or objects that are created only once, you will gain much more performance by using injection.
See the documentation for more details.
Method
Description
setExtensionDetection( boolean )
By default ColdBox detects URL extensions like json, xml, html, pdf
which can allow you to build awesome RESTful web services. Default is true.
setValidExtensions( list )
Tell the interceptor what valid extensions your application can listen to. By default it listens to: json, jsont, xml, cfm, cfml, html, htm, rss, pdf
setThrowOnInvalidExtensions( boolean )
By default ColdBox does not throw an exception when an invalid extension is detected. If true, then the interceptor will throw a 406 Invalid Requested Format Extension: {extension} exception. Default is false.
ColdBox Core MVC does not have validation built-in but it is implemented via the official core cbValidation
module. You can easily install the module in your application via:
You can find much more information about this module in the following resources:
Documentation: https://github.com/coldbox-modules/cbox-validation/wiki
ForgeBox : http://forgebox.io/view/cbvalidation
A viewlet is a self sufficient view or a widget that can live on its own, its data is pre-fetched and can just be renderer anywhere in your system.
What in the world is this? Well, imagine a portal, in which each section of the portal is self-sufficient, with controls and data. You don't want to call all the handlers for this data for every single piece of content. It's not efficient, you need to create a separation. Well, a viewlet is such a separation that provides you with the ability to create reusable events. So how do we achieve this?
You will use the method runEvent()
anywhere you want a viewlet to be displayed or the content rendered. This calls an internal event that will be in charge to prepare and render the viewlet.
Create the portable event but make sure it returns the produced content.
This code just renders out the results of a runEvent()
method call. Please note that you can pass in arguments to the event using the eventArguments
argument. This makes the event act like a method call with arguments to it. Remember that all events you call via runEvent()
will share the same RC/PRC.
I would suggest you look at the API docs to discover all arguments to the runEvent()
method call.
As you can see from the code above, the handler signature can accept arguments which are passed via the eventArguments
structure. It talks to a service layer and place some data on the private request collection the viewlet will use. It then returns the results of a renderView()
call that will render out the exact viewlet I want. You can be more creative and do things like:
render a layout + view combo
render data
return your own custom strings
etc
Caution We would suggest you namespace or prefix your private request collection variables for viewlets in order to avoid collisions from multiple viewlet events in the same execution thread or instead pass the necessary arguments into a view via the args
argument.
The view is a normal standard view, it doesn't even know it is a viewlet, remember, views are DUMB!
A content variable is a variable that contains HTML/XML or any kind of visual content that can easily be rendered anywhere. So instead of running the viewlet event in the view, you can abstract it to the controller layer and assign the output to a content variable:
So how do I render it?
Another example, is what if we do not know if the content variable will actually exist? How can we do this? Well, we use the event object for this and its magic getValue() method.
So now, if no content variable exists, an empty string will be rendered.
Important String manipulation in Java relies on immutable structures, so performance penalties might ensue. If you will be doing a lot of string manipulation, concatenation or rendering, try to leverage native java objects: StringBuilder or StringBuffer
Apart from executing events from the URL/FORM or Remote interfaces, you can also execute events internally, either public or private from within your event handlers or from interceptors, other handlers, layouts or views.
You do this by using the runEvent()
method which is inherited from our FrameworkSuperType
class. Here is the method signature:
The interesting aspect of internal executions is that all the same rules apply, so your handlers can return content like widgets, views, or even data. Also, the eventArguments enables you to pass arguments to the method just like method calls:
As you can see from the function signature you can tell ColdBox to cache the result of the event call. All of the cached content will go into the template cache by default unless you use the cacheProvider
argument. The cache keys are also based on the name of the event and the signature of the eventArguments
structure. Meaning, the framework can cache multiple permutations of the same event call as long as the eventArguments
are different.
Tip: You can disable event caching by using the coldbox.eventCaching
directive in your config/ColdBox.cfc
A part from using runEvent()
to execute events, you can also abstract it by using the runRoute()
method. This method is fairly similar but with the added benefit of executing a NAMED route instead of the direct event it represents. This gives you the added flexibility of abstracting the direct event and leveraging the named route.
All the same feature of runEvent()
apply to runRoute()
Just like you can create links based on named routes and params, you can execute named routes and params as well internally via runRoute()
The params argument you pass to the runRoute() method will be translated into event arguments. Therefore they will be passed as arguments to the event the route represents:
In the example above, the userData
named route points to the user.data
event.
If you want to execute module routes, no problem! Just use our @ or :
notation to tell the controller from which module's router we should pick the route from.
So what if I want to render a view outside of my application without using the setting explained above? Well, you use the externalView()
method.
If you are using ColdBox 6.4 or older, you will want to use the renderExternalView()
method name. In ColdBox 6.5.2+, renderExternalView()
was deprecated in favor of the new externalView()
method.
Views are HTML content that can be rendered inside of a layout or by themselves. They can be either rendered on demand or by being set by an event handler. Views can also produce any type of content apart from HTML like JSON/XML/WDDX via our view renderer that we will discover also. So get ready for some rendering goodness!
Usually, event handlers are the objects in charge of setting views for rendering. However, ANY object that has access to the request context object can do this also. This is done by using the setView()
method in the request context object.
Setting a view does not mean that it gets rendered immediately. It means that it is deposited in the request context. The framework will later on in the execution process pick those variables up and do the actual rendering. To do immediate rendering you will use the inline rendering methods describe later on.
We use the setView()
method to set the view views/general/index.cfm
to be rendered. Now the cool thing about this, is that we can override the view to be rendered anytime during the flow of the request. So the last process to execute the setView()
method is the one that counts. Also notice a few things:
No .cfm
extension is needed.
You can traverse directories by using /
like normal cfinclude
notation.
The view can exist in the conventions directory views
or in your configured external locations
You did not specify a layout for the view, so the application's default layout (main.cfm
) will be used.
It is best practice that view locations should simulate the event. So if the event is general.index, there should be a general folder in the root views folder with a view called index.cfm.
Let's look at the view code:
I am using our cool HTML Helper class that is smart enough to render tables, data, HTML 5 elements etc and even bind to ColdFusion ORM entities.
So what happens if I DO NOT want the view to be rendered within a layout? Am I doomed? Of course not, just use the same method with the noLayout
argument or event.noLayout()
method:
If you need the view to be rendered in a specific layout, then use the layout
argument or the setLayout()
method:
If you need the set a view to be rendered from a specific ColdBox Module then use the module
argument alongside any other argument combination:
You can also tell the renderer to not render back anything to the user by using the event.noRender()
method. Maybe you just took some input and need to gracefully shutdown the request into the infamous white screen of death.
You can also omit the explicit event.setView()
if you want, ColdBox will then look for the view according to the executing event's syntax by convention. So if the incoming event is called general.index
and no view is explicitly defined in your handler, ColdBox will look for a view in the general
folder called index.cfm
. That is why we recommend trying to match event resolution to view resolution even if you use or not implicit views.
Tip: This feature is more for conventions purists than anything else. However, we do recommend as best practice to use explicitly declare the view to be rendered when working with team environments as everybody will know what happens.
Caution If using implicit views, please note that the name of the view will ALWAYS be in lower case. So please be aware of this limitation. I would suggest creating URL Mappings with explicit event declarations so case and location can be controlled. When using implicit views you will also loose fine rendering control.
You can also disable implicit views by using the coldbox.implicitViews
configuration setting in your config/ColdBox.cfc
. This is useful as implicit lookups are time-consuming.
The ColdBox rendering engine can also be tweaked to use case-insensitive or sensitive implicit views by using the coldbox.caseSensitiveImplicitViews
directive in your config/ColdBox.cfc
. The default is to turn all implicit views to lower case, so the value is always false.
We have now seen how to set views to be rendered from our handlers. However, we can use some cool methods to render views and layouts on-demand. These methods exist in the Renderer and several facade methods exist in the super type so you can call it from any handler, interceptor, view or layout.
renderView()
renderExternalView()
renderLayout()
Check out the latest API Docs for the latest arguments:
Inline renderings are a great asset for reusing views and doing layout compositions
If you need rendering capabilities in your model layer, we suggest using the following injection DSL:
This will inject a provider of a Renderer into your model objects. Remember that renderers are transient objects so you cannot treat them as singletons. The provider is a proxy to the transient object, but you can use it just like the normal object:
You have a few arguments in the renderView()
method that deal with collection rendering. Meaning you can pass any array or query and the Renderer will iterate over that collection and render out the view as many times as the records in the colleciton.
collection
: A data collection that can be a query or an array of objects, structs or whatever
collectionAs
: The name of the variable in the variables scope that will hold the collection pivot.
collectionStartRow
: Defaults to 1 or your offset row for the collection rendering
collectionMaxRows
: Defaults to show all rows or you can cap the rendering display
collectionDelim
: An optional delimiter to use to separate the collection renderings. By default it is empty.
Once you call renderView()
with a collection, the renderer will render the view once for each member in the collection. The views have access to the collection via arguments.collection or the member currently iterating. The name of the member being iterated as is by convention the same name as the view. So if we do this in any layout or simple view:
Then the tags/comment
will be rendered as many times as the collection rc.comments
has members on it and by convention the name of the variable is comment the same as the view name.
If you don't like that, then use the collectionAs argument:
So let's see the collection view now:
You can see that I just call methods on the member as if I was looping (which we are for you). But you will also see two little variables here:
_counter
: A variable created for you that tells you in which record we are currently looping on
_items
: A variable created for you that tells you how many records exist in the collection
This will then render that specific dynamic HTML view as many times as their are records in the rc.comments array and concatenate them all for you. In my case, I separate each iteration with a simple but you can get fancy and creative.
You can pass localized arguments to the renderView() and renderLayout()
methods in order to encapsulate the rendering via the args
struct argument. Much like how you make method calls with arguments. Inside of your layouts and views you will receive the same args
struct reference as well.
This gives you great DRYness (yes that is a word) when building new and edit forms or views as you can pass distinct arguments to distinguish them and keep structure intact.
Interceptor Method
Description
preHandler()
Executes before any requested action (In the same handler CFC)
pre{action}()
Executes before the {action}
requested ONLY
postHandler()
Executes after any requested action (In the same handler CFC)
post{action}()
Executes after the {action}
requested ONLY
aroundHandler()
Executes around any request action (In the same handler CFC)
around{action}()
Executes around the {action}
requested ONLY
Event caching is extremely useful and easy to use. ColdBox will act like a cache proxy between your events and the clients requesting the events, much like squid, nginx or HA Proxy. All you need to do is add several metadata arguments to the action methods and the framework will cache the output of the event in the template cache provider in CacheBox. In other words, the event executes and produces output that the framework then caches. Subsequent calls to the same event with the same incoming RC variables will not do any processing, but just output the content back to the user.
For example, you have an event called blog.showEntry
. This event executes, gets an entry from the database and sets a view to be rendered. The framework then renders the view and if event caching is turned on for this event, the framework will cache the HTML produced. So the next incoming show entry event will just spit out the cached HTML. The cache key is created by hashing the incoming request collection.
Important to note also, that any combination of URL/FORM parameters on an event will produce a unique cacheable key. So event=blog.showEntry&id=1
& event=blog.showEntry&id=2
are two different cacheable events.
To enable event caching, you will need to set a setting in your ColdBox.cfc
called coldbox.eventcaching
to true
.
Important Enabling event caching does not mean that ALL events will be cached. It just means that you enable this feature.
The way to set up an event for caching is on the function declaration with the following annotations:
Important Please be aware that you should not cache output with 0 timeouts (forever). Always use a timeout.
Alert: DO NOT cache events as unlimited timeouts. Also, all events can have an unlimited amount of permutations, so make sure they expire and you purge them constantly. Every event + URL/FORM variable combination will produce a new cacheable entry.
All event and view caching are stored in a named cache called template
which all ColdBox applications have by default. You can open or create a new CacheBox configuration object and decide where the storage is, timeouts, providers, etc. You have complete control of how event and view caching is stored.
We also have a great way to purge these events programmatically via our cache provider interface.
Methods for event purging:
clearEvent( string eventSnippet, string querystring="" )
: Clears all the event permutations from the cache according to snippet and querystring. Be careful when using incomplete event name with query strings as partial event names are not guaranteed to match with query string permutations
clearEventMulti( eventsnippets,string querystring="" )
: Clears all the event permutations from the cache according to the list of snippets and querystrings. Be careful when using incomplete event name with query strings as partial event names are not guaranteed to match with query string permutations
clearAllEvents( [boolean async=true] )
: Can clear ALL cached events in one shot and can be run asynchronously.
You can now leverage the cache suffix property in handlers to be declared as a closure so it can be evaluated at runtime so it can add dynamic suffixes to cache keys. This can allow you to incorporate elements into the cache key at runtime instead of statically. This is a great way to incorporate the user's language locale or session identifier to make unique entries.
OnRequestCapture
- Influence Cache KeysWe have provided an interception point in ColdBox that allows you to add variables into the request collection before a snapshot is made so you can influence the cache key of a cacheable event. What this means is that you can use it to mix in variables into the request collection that can make this event cache unique for a user, a specific language, country, etc. This is a great way to leverage event caching on multi-lingual or session based sites.
With the simple example above, the user's locale will be added to all your event caching permutations and thus create entries for different languages.
Several event interception points are NOT available during event caching.
When using event caching the framework will NOT execute ANY event at all. It will stream the content directly from the selected cache provider. This means that any interceptors or code that executes in the event is also NOT executed. The only interception points that will execute are:
preProcess
postProcess
So please make sure you take note of this when planning for event security.
CacheBox has an intuitive and powerful monitor that can be used via the ColdBox Debugger Module. From the monitor you can purge, expire and view cache elements, etc.
ColdBox provides you with a very simple but flexible and powerful layout manager and content renderer. You no longer need to create module tags or convoluted broken up HTML anymore. You can concentrate on the big picture and create as many layouts as your application needs. Then you can programmatically change rendering schemas (or skinning) and also create composite or component based views.
In this section we will explore the different rendering mechanisms that ColdBox offers and also how to utilize them. As you know, event handlers are our controller layer in ColdBox and we will explore how these objects can interact with the user in order to render content, whether HTML, JSON, XML or any type of rendering data.
Please note that you can use ColdBox as a pure API solution with modern JavaScript frameworks for the front end like VueJS, Reactor, Angular, etc.
Let's do a recap of our conventions for layouts and view locations:
It is imperative to know who does the rendering in ColdBox and that is the Renderer class that you can see from our diagram above. As you can tell from the diagram, it includes your layouts and/or views into itself in order to render out content. So by this association and inheritance all layouts and views have some variables and methods at their disposal since they get absorbed into the object. You can visit the API docs to learn about all the Renderer methods.
All of the following property members exist in all layouts and views rendered by the Renderer:
As you can see, all views and layouts have direct reference to the request collections so it makes it incredibly easy to get and put data into it. Also, remember that the Renderer inherits from the Framework SuperType so all methods are at your disposal if needed.
You can also inject the ColdBox Renderer into your models so you can render email templates, views, etc. directly from your model code:
In previous versions you would need to use a provider:
syntax due to the Renderer being a transient. This is no longer true in ColdBox 6.0.
Annotation
Type
Description
cache
boolean
A true or false will let the framework know whether to cache this event or not. The default is FALSE. So setting to false makes no sense
cachetimeout
numeric
The timeout of the event's output in minutes. This is an optional attribute and if it is not used, the framework defaults to the default object timeout in the cache settings. You can place a 0 in order to tell the framework to cache the event's output for the entire application timeout controlled by coldfusion, NOT GOOD. Always set a decent timeout for content.
cacheLastAccesstimeout
numeric
The last access timeout of the event's output in minutes. This is an optional attribute and if it is not used, the framework defaults to the default last access object timeout in the cache settings. This tells the framework that if the object has not been accessed in X amount of minutes, then purge it.
cacheProvider
string
The cache provider to store the results in. By default it uses the template cache.
Property
Description
event
A reference to the Request Context object
rc
A reference to the request collection inside of the request context (For convenience)
prc
A reference to the private request collection inside of the request context (For convenience)
html
A reference to the HTML Helper that can help you build interactive and safe HTML
cacheBox
A reference to the CacheBox framework factory (coldbox.system.cache.CacheFactory)
controller
A reference to the application's ColdBox Controller (coldbox.system.web.Controller)
flash
A reference to the current configured Flash Object Implementation that inherits from the AbstractFlashScope AbstractFlashScope (derived coldbox.system.web.flash.AbstractFlashScope)
logbox
The reference to the LogBox library (coldbox.system.logging.LogBox)
log
A pre-configured LogBox Logger object for this specific class object (coldbox.system.logging.Logger)
wirebox
A reference to the WireBox object factory (coldbox.system.ioc.Injector)
Event handlers are ColdBox's version of controllers in the MVC design pattern. So every time you hear "event handler", you are talking about a controller that can listen to external events or internal events in ColdBox. Event handlers are responsible for controlling your application flow, calling business logic, preparing a display to a user and much more.
All your handlers will be stored in the handlers folder of your application template. If you get to the point where your application needs even more decoupling and separation, please consider building ColdBox Modules instead.
Tip: You can create packages or sub-folders inside of the handlers directory. This is encouraged on large applications so you can organize or package handlers logically to facilitate better maintenance and URL experience.
You can also declare a HandlersExternalLocation
directive in your Configuration CFC. This will be a dot notation path or instantiation path where more external event handlers can be found.
If an external event handler has the same name as an internal conventions event, the internal conventions event will take precedence.
By default, ColdBox will only scan for event handlers on startup. For development we highly encourage you leverage the following configuration directives:
Event handlers are CFCs that will respond to FORM posts, HTTP requests and/or remote requests (like Flex,Air, SOAP, REST) via an incoming RC variable called event or by URL mappings (Which we saw in the previous section).
You can also remove the inheritance from the CFC and WireBox will extend the coldbox.system.EventHandler
for you using Virtual Inheritance.
Event Handlers are treated as singletons by ColdBox, so make sure you make them thread-safe and properly scoped. Persistence is controlled by the coldbox.handlerCaching
directive
They are composed of functions which are called actions that will always have the following signature:
Each action receives three arguments:
event
- An object that models and is used to work with the current request (otherwise known as the Request Context)
rc
- A struct that contains both URL/FORM
variables (unsafe data)
prc
- A secondary struct that is private. This structure is only accessible from within your application (safe data)
An action will usually do one of the following:
Set a view/layout to render
Return HTML
Return Complex Data which is converted to JSON by default
Relocate to another event/URL Route
The default action for all event handlers is called index()
. This means that when you execute an event, you can omit the index if you so desire.
So what about private
functions? Private functions are not executable from the outside world, but can be executed internally via a function available to all handlers called runEvent()
, which we will explore later.
It is important to note that there is a pre-defined object model behind every event handler controller that will enable you to do your work more efficiently. The following are the automatically generated properties every event handler makes available in their variables
scope:)
cachebox : A reference to the CacheBox library (coldbox.system.cache.CacheFactory
)
controller : A reference to the Application Controller (coldbox.system.web.Controller
)
flash: A flash memory object (coldbox.system.web.flash.AbstractFlashScope
)
logbox: A reference to the application LogBox (coldbox.system.logging.LogBox
)
log: A pre-configured logging logger object (coldbox.system.logging.Logger
)
wirebox : A reference to the application WireBox Injector (coldbox.system.ioc.Injector
)
$super: A reference to the virtual super class if using non-inheritance approach.