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TYPO3 Explained
Release: 10.4

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  • Quick Links
    • Configuration Overview
    • Database (doctrine-dbal)
    • Dependency Injection
    • Digital Assets Management
    • Fluid
    • Internationalization and Localization
    • Mail API
    • Request Handling (Middlewares)
    • Routing - "Speaking URLs"
    • Security Guidelines
    • Site Handling
  • Introduction
  • Extension Development
    • Introduction
    • Extension Management
    • System and Local Extensions
    • Files and Locations
    • composer.json
    • Declaration File (ext_emconf.php)
    • Configuration Files (ext_tables.php & ext_localconf.php)
    • Naming Conventions
    • Extension Configuration (ext_conf_template.txt)
    • Extending the TCA Array
      • Storing the Changes
      • Customization Examples
      • Verifying the TCA
    • Choosing an extension key
    • Creating a new Extension
    • Creating a new distribution
    • Adding Documentation
    • Publish Your Extension
      • Publish your extension in the TER
    • Other resources

TYPO3 A-Z

  • AJAX
    • Client-Side Programming
    • Backend
  • Assets (CSS, JavaScript, Media)
  • Authentication
  • Autoloading
  • Backend Access Control (Users & Roles)
    • Users and Groups
    • Password Reset Functionality
    • Roles
    • Access Control Options
    • Other Options
    • More About File Mounts
    • Backend Users Module
  • Backend Modules
    • Backend Interface
    • The Backend Template View
    • Backend Module API
  • Backend Routing
  • Backend User Object
  • Bootstrapping
  • Broadcast Channels
  • Caching
    • Quick Start for Integrators
    • Configuration
    • Caching Framework Architecture
    • Cache Frontends
    • Cache backends
    • Developer Information
  • Coding Guidelines
    • Introduction
    • PHP Coding Guidelines
      • PHP File Formatting
        • General Requirements for PHP Files
        • File Structure
        • PHP Syntax Formatting
        • Using phpDoc
      • PHP Architecture
        • Modeling Cross Cutting Concerns
          • Static Methods, static Classes, Utility Classes
          • Traits
          • Services
        • Working With Exceptions
        • General Links
      • Coding: Best practices
        • Accessing the Database
        • Singletons
        • Static Methods
        • Localization
        • Unit Tests
        • Handling Deprecation
        • Namespaces and Class Names of User Files
        • Hook Naming
    • JavaScript Coding Guidelines
    • TypeScript Coding Guidelines
    • TypoScript Coding Guidelines
    • TSconfig Coding Guidelines
    • Xliff Coding Guidelines
    • Yaml Coding Guidelines
    • reStructuredText (reST)
  • Configuration
    • Configuration overview
    • Glossary
    • Feature Toggles
    • $GLOBALS
    • $GLOBALS[‘TYPO3_CONF_VARS’]
    • Global Meta Information about TYPO3
    • TSconfig
    • TypoScript Syntax
      • What Is TypoScript?
      • Syntax
        • Introduction
        • Contexts
        • TypoScript syntax
        • Conditions
        • Includes
      • Sorting out Details
        • Parsing, Storing and Executing TypoScript
        • Myths, FAQ and Acknowledgements
      • The TypoScript Parser API
        • Introduction
        • Parsing Custom TypoScript
        • Implementing Custom Conditions
    • User Settings Configuration
      • [‘columns’] Section
      • [‘showitem’] Section
      • Extending the User Settings
      • View the Configuration
    • YAML API
    • YAML syntax
  • Constants
  • Content Elements & Plugins
    • Introduction
    • Create Custom Content Elements
    • Create Plugins
    • Configure Custom Backend Preview for Content Element
    • Add Elements to the Content Element Wizard
    • Flexforms
    • T3DataStructure
      • Elements
      • Sheet References
      • Parsing a Data Structure
    • Backend Layout
    • Best practices
  • Context API and Aspects
  • Context Sensitive Help (CSH)
    • The $TCA_DESCR Array
    • The Language Files for CSH
    • Implementing CSH
  • Crop Variants for Images
    • General Configuration
    • Crop variants configuration per content element
  • Custom File Processors
  • Database (doctrine-dbal)
    • Introduction
    • Configuration
    • Database Structure
    • Upgrade Table and Field Definitions
    • Basic CRUD
    • Class Overview
    • ConnectionPool
    • QueryBuilder
    • Connection
    • ExpressionBuilder
    • RestrictionBuilder
    • Statement
    • QueryHelper
    • Migrating from TYPO3_DB
    • Various Tips and Tricks
  • Debugging
  • Dependency Injection
  • Deprecation
  • Digital Assets Management (FAL)
    • Introduction
    • Basic Concepts
    • Architecture
      • Overview
      • Folders
      • Database Structure
      • Components
      • PSR-14 Events
    • Administration
      • Permissions
      • File Storages
      • Maintenance
    • Using FAL
      • Using FAL in the Frontend
      • TCA Definition
      • The ResourceFactory Class
      • Working With Files, Folders and File References
      • Working With Collections
      • Searching for Files
  • Directory Structure
  • Enumerations & BitSets
    • How To Use Enumerations
    • How To Use BitSets
  • Environment
  • Error and Exception Handling
    • Configuration
    • Error Handler
    • Production Exception Handler
    • Debug Exception Handler
    • Examples
    • How to extend the error and exception handling
  • Events, Signals and Hooks
    • Extending the TYPO3 Core
    • EventDispatcher (PSR-14 Events)
    • List of Core PSR-14 Events
      • AfterFormEnginePageInitializedEvent
      • AfterHistoryRollbackFinishedEvent
      • AfterPageColumnsSelectedForLocalizationEvent
      • BeforeFormEnginePageInitializedEvent
      • BeforeHistoryRollbackStartEvent
      • ModifyPageLayoutOnLoginProviderSelectionEvent
      • SwitchUserEvent
      • SystemInformationToolbarCollectorEvent
      • AfterTcaCompilationEvent
      • ModifyLoadedPageTsConfigEvent
      • AlterTableDefinitionStatementsEvent
      • AppendLinkHandlerElementsEvent
      • IsTableExcludedFromReferenceIndexEvent
      • BrokenLinkAnalysisEvent
      • AfterMailerInitializationEvent
      • AfterPackageActivationEvent
      • AfterPackageDeactivationEvent
      • BeforePackageActivationEvent
      • PackagesMayHaveChangedEvent
      • BeforeJavaScriptsRenderingEvent
      • BeforeStylesheetsRenderingEvent
      • AfterFileAddedEvent
      • AfterFileAddedToIndexEvent
      • AfterFileContentsSetEvent
      • AfterFileCopiedEvent
      • AfterFileCreatedEvent
      • AfterFileDeletedEvent
      • AfterFileMarkedAsMissingEvent
      • AfterFileMetaDataCreatedEvent
      • AfterFileMetaDataDeletedEvent
      • AfterFileMovedEvent
      • AfterFileProcessingEvent
      • AfterFileRemovedFromIndexEvent
      • AfterFileRenamedEvent
      • AfterFileReplacedEvent
      • AfterFileUpdatedInIndexEvent
      • AfterFolderAddedEvent
      • AfterFolderCopiedEvent
      • AfterFolderDeletedEvent
      • AfterFolderMovedEvent
      • AfterFolderRenamedEvent
      • AfterResourceStorageInitializationEvent
      • BeforeFileAddedEvent
      • BeforeFileContentsSetEvent
      • BeforeFileCopiedEvent
      • BeforeFileCreatedEvent
      • BeforeFileDeletedEvent
      • BeforeFileMovedEvent
      • BeforeFileProcessingEvent
      • BeforeFileRenamedEvent
      • BeforeFileReplacedEvent
      • BeforeFolderAddedEvent
      • BeforeFolderCopiedEvent
      • BeforeFolderDeletedEvent
      • BeforeFolderMovedEvent
      • BeforeFolderRenamedEvent
      • BeforeResourceStorageInitializationEvent
      • EnrichFileMetaDataEvent
      • GeneratePublicUrlForResourceEvent
      • ModifyIconForResourcePropertiesEvent
      • SanitizeFileNameEvent
      • ModifyTreeDataEvent
      • AfterRequestDispatchedEvent
      • BeforeActionCallEvent
      • AfterObjectThawedEvent
      • EntityAddedToPersistenceEvent
      • EntityPersistedEvent
      • EntityRemovedFromPersistenceEvent
      • EntityUpdatedInPersistenceEvent
      • ModifyQueryBeforeFetchingObjectDataEvent
      • ModifyResultAfterFetchingObjectDataEvent
      • AfterExtensionDatabaseContentHasBeenImportedEvent
      • AfterExtensionFilesHaveBeenImportedEvent
      • AfterExtensionStaticDatabaseContentHasBeenImportedEvent
      • AvailableActionsForExtensionEvent
      • ModifyHrefLangTagsEvent
      • LoginConfirmedEvent
      • ModifyLoginFormViewEvent
      • SendRecoveryEmailEvent
      • BeforeImportEvent
      • ModifyLanguagePackRemoteBaseUrlEvent
      • BeforeRecordIsAnalyzedEvent
      • ModifyUrlForCanonicalTagEvent
      • AddJavaScriptModulesEvent
      • AfterCompiledCacheableDataForWorkspaceEvent
      • AfterDataGeneratedForWorkspaceEvent
      • GetVersionedDataEvent
      • SortVersionedDataEvent
    • Signals and Slots (deprecated)
    • Hooks
    • JavaScript Event API
      • Regular Event
      • Debounce Event
      • Throttle Event
      • RequestAnimationFrame Event
  • Extension Scanner
  • Flash Messages
  • Fluid
    • Introduction to Fluid
  • FormEngine
    • Introduction
    • Main Rendering Workflow
    • Data Compiling
    • Rendering
  • Form Protection Tool
  • HTTP Request Library / Guzzle / PSR-7
  • Icon API
  • Internationalization and Localization
    • Introduction
    • Supported languages
    • Managing Translations
    • Translation Servers
      • Localization with Crowdin
        • Extension Integration
        • Online Translation with Crowdin
        • Workflow
        • Frequently Asked Questions (FAQ)
      • Localization with Pootle
      • Custom Translation Servers
    • XLIFF Format
    • Working with XLIFF files
  • JavaScript in TYPO3 Backend
    • RequireJS in the TYPO3 Backend
      • Use RequireJS in Your Own Extension
      • Dependency Handling
      • Loading Your Own or Other RequireJS Modules
      • Shim Library to Use it as Own RequireJS Modules
    • Various JavaScript Modules
      • Modals
      • Multi-Step Wizard
      • DocumentService (jQuery.ready substitute)
    • Event Api
    • Navigation via JavaScript
    • JavaScript Form Helpers
  • Linkbrowser
    • LinkBrowser API
    • LinkHandler Api
  • Locking API
  • Logging Framework
    • Quickstart
    • Logger
    • Configuration of the Logging System
    • The LogRecord Model
    • Log Writers
    • Log Processors
  • Mail API
  • Namespaces
  • Page Types
  • Pagination
  • Password Hashing
  • Request Handling (Middlewares)
    • TYPO3 Request Object
  • Rich Text Editors (RTE)
    • CKEditor Rich Text Editor
    • Rich Text Editors in the TYPO3 Backend
      • Introduction
      • Plugging a RTE
    • RTE Transformations
      • Introduction
      • Transformation Overview
      • Custom Transformations API
    • Historical Perspective on RTE Transformations
      • Properties and Transformations
      • RTE Transformations in Content Elements
  • Routing - “Speaking URLs” in TYPO3
    • Introduction to Routing
    • Page based Routing
    • Advanced Routing Configuration (for Extensions)
    • Extending Routing
    • Collection of various routing examples
  • Security Guidelines
    • Introduction
    • The TYPO3 Security Team
    • General Information
    • Types of Security Threats
    • General Guidelines
    • Guidelines for System Administrators
    • Guidelines for TYPO3 Integrators
    • Guidelines for Editors
    • Backup Strategy
    • Detect, Analyze and Repair a Hacked Site
  • SEO
    • MetaTag API
    • PageTitle API
    • XML Sitemap
  • Services
    • Introduction
    • Using Services
      • Service Precedence
      • Simple Use
      • Use With Subtypes
      • Calling a Chain of Services
    • Configuration
      • Registration Changes
      • Service Configuration
      • Service Type Configuration
    • Developer’s Guide
      • Introducing a New Service Type
      • Implementing a Service
      • Service API
      • Service-related API
  • Session Storage Framework
  • Site Handling
    • Basics
    • Creating a new site configuration
    • Base Variants
    • Adding Languages
    • Error Handling
    • Writing a Custom Page Error Handler
    • Static Routes
    • Using Environment Variables in Site Configuration
    • Using Site Configuration in TypoScript
    • Using Site Config in Conditions
    • Site Settings
    • CLI Tools for Site Handling
    • PHP API: Accessing Site Configuration
    • Extending Site Configuration
  • Soft References
  • Symfony Console Commands (cli)
  • Symfony Expression Language
  • System Categories
  • System Collections
  • System Log
  • System Registry
  • TCE (TYPO3 Core Engine) & DataHandler
    • Introduction
    • Database: DataHandler Basics (Formerly Known as TCEmain)
    • Using DataHandler in Scripts
    • The “/record/commit” Route
    • File Functions Basics
    • The “tce_file.php” API
  • Testing
    • History
    • Core testing
    • Extension testing
    • Project testing
    • Writing unit tests
    • Writing functional tests
    • Writing acceptance tests
    • FAQ
  • Upgrade Wizards
    • The Concept of Upgrade Wizards
    • Creating upgrade wizards
    • class.ext_update.php
  • Versioning and Workspaces
  • XCLASSes (Extending Classes)
  • Index
  • Sitemap
  • About This Manual
  • Link Targets

PAGE CONTENTS

  • Architecture
  1. Start
  2. Digital Assets Management (FAL)
  3. Architecture
View source How to edit Edit on GitHub

Architecture¶

This chapter provides an in-depth look into the architecture of FAL.

  • Overview
  • Folders
    • Processed Files
    • Migrated Files
  • Database Structure
    • sys_file
    • sys_file_metadata
    • sys_file_reference
    • sys_file_processedfile
    • sys_file_collection
    • sys_file_storage
    • sys_filemounts
  • Components
    • Files and Folders
    • File References
    • Storage
    • Drivers
    • The File Index
    • Collections
    • Services
  • PSR-14 Events
    • \TYPO3\CMS\Core\Resource\ResourceStorage
    • \TYPO3\CMS\Core\Resource\ResourceFactory
    • \TYPO3\CMS\Core\Resource\Index\FileIndexRepository
    • \TYPO3\CMS\Core\Resource\Index\MetaDataRepository
    • \TYPO3\CMS\Core\Resource\Service\FileProcessingService
  • Previous
  • Next
  • Contact
  • Issues
  • Repository

Last updated: Jan 10, 2022 14:13

Last rendered: Jan 18, 2022 10:27

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