Developer Documentation
Getting Started
Initial Setup
Managed Edition
Use in Symfony Application
Contao 4.4 LTS
Contao 4.9 LTS
Contao 4.13 LTS
Core Concepts
Starting your Development
Adjusting the DCA
Changing Translations
Implementing Hooks
Content Elements & Modules
Creating an Extension
Framework
Asset Management
Back End Modules
Caching
Content Elements
Cron
Data Container Array
Palette Manipulator
Filesystem
Filesystem Config
Virtual filesystem
Front End Modules
Hooks
Image Processing
Image Sizes
Image Studio
Image/Picture Factory
Legacy
Insert Tags
Logging
Manager Plugin
Migrations
Models
Collections
Custom Models
Page Controllers
Profiler
Request Tokens (CSRF Protection)
Response Context
Routing
Search Indexing
Security
Templates
Twig Support (Preview)
Translations
Widgets
Reference
Commands
Config
Data Container Array
Config
List
Fields
Palettes
Callbacks
Events
Hooks
activateAccount
activateRecipient
addComment
addCustomRegexp
addLogEntry
checkCredentials
closeAccount
colorizeLogEntries
compareThemeFiles
compileArticle
compileDefinition
compileFormFields
createDefinition
createNewUser
customizeSearch
executePostActions
executePreActions
executeResize
exportTheme
extractThemeFiles
findCalendarBoundaries
generateBreadcrumb
generateFrontendUrl
generatePage
generateXmlFiles
getAllEvents
getArticle
getArticles
getAttributesFromDca
getCombinedFile
getContentElement
getCountries
getForm
getFrontendModule
getImage
getLanguages
getPageIdFromUrl
getPageLayout
getPageStatusIcon
getRootPageFromUrl
getSearchablePages
getSystemMessages
getUserNavigation
importUser
indexPage
initializeSystem
insertTagFlags
isAllowedToEditComment
isVisibleElement
listComments
loadDataContainer
loadFormField
loadLanguageFile
loadPageDetails
modifyFrontendPage
newsListCountItems
newsListFetchItems
outputBackendTemplate
outputFrontendTemplate
parseArticles
parseBackendTemplate
parseDate
parseFrontendTemplate
parseTemplate
parseWidget
postAuthenticate
postDownload
postLogin
postLogout
postUpload
prepareFormData
printArticleAsPdf
processFormData
removeOldFeeds
removeRecipient
replaceDynamicScriptTags
replaceInsertTags
reviseTable
sendNewsletter
setCookie
setNewPassword
sqlCompileCommands
sqlGetFromDB
sqlGetFromDca
sqlGetFromFile
storeFormData
updatePersonalData
validateFormField
Request Attributes
Services
Widgets
Checkbox
Checkbox Wizard
CHMOD
File tree
Image Size
Input Unit
Key-Value-Wizard
List Wizard
Margins
Meta Wizard
Module Wizard
Option Wizard
Page Tree
Picker
Radio
Radio Table
Section Wizard
Select Menu
SERP Preview
Table Wizard
Text
Text Store
Textarea
Time Period
Guides
Adding Back End Assets
Back End Routes
Coding Standards
Using Content Elements for your Table
Fragment Controllers
Managing Data Records
Modify the Container at Compile Time
Namespaces & Class Names
Publishing Bundles
Your First Extension
Internals
Backwards Compatibility Promise
Contao Manager API
Experimental Features
Issue/PR workflow
Release procedure
Clear History
More about Contao on
contao.org
.
More documentation on
docs.contao.org
.
Contao Developer Documentation
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tag :: hook-system
getCountries
getLanguages
initializeSystem
loadDataContainer
loadLanguageFile
setCookie