Topics - 8.9.x - drupal
| Title | Summary |
|---|---|
| Ajax API | Overview for Drupal's Ajax API. |
| Annotations | Annotations for class discovery and metadata description. |
| Authorized operations | Functions to run operations with elevated privileges via authorize.php. |
| Batch operations | Creates and processes batch operations. |
| Best practices for developers | Overview of standards and best practices for developers |
| Block API | Information about the classes and interfaces that make up the Block API. |
| Cache API | Information about the Drupal Cache API |
| Callbacks | Callback function signatures. |
| Configuration API | Information about the Configuration API. |
| Services and Dependency Injection Container | Overview of the Dependency Injection Container and Services. |
| Content markers | Markers used by mark.html.twig and node_mark() to designate content. |
| Content Moderation Workflow Type Plugin | The Workflow Type plugin implemented by Content Moderation links revisionable entities to workflows. |
| Database abstraction layer | Allow the use of different database servers using the same code base. |
| Entity API | Describes how to define and manipulate content and configuration entities. |
| Entity CRUD, editing, and view hooks | Hooks used in various entity operations. |
| Events | Overview of event dispatch and subscribing |
| Extending and altering Drupal | Overview of extensions and alteration methods for Drupal. |
| Field API | Attaches custom data fields to Drupal entities. |
| Field Formatter API | Define Field API formatter types. |
| Field API bulk data deletion | Cleans up after Field API bulk deletion operations. |
| Field Types API | Defines field, widget, display formatter, and storage types. |
| Field Widget API | Define Field API widget types. |
| File interface | Common file handling functions. |
| Formatting | Functions to format numbers, strings, dates, etc. |
| Form generation | Describes how to generate and manipulate forms and process form submissions. |
| Hooks | Define functions that alter the behavior of Drupal core. |
| Internationalization | Internationalization and translation |
| Image toolkits | Functions for image file manipulations. |
| Information types | Types of information in Drupal. |
| Interface translation properties | .info.yml file properties for interface translation settings. |
| JSON:API Architecture | Overview The JSON:API module is a Drupal-centric implementation of the JSON:API specification. By its own definition, the JSON:API specification "is a specification for how a client should request that resources be fetched or modified, and how a… |
| Layout Builder access | In determining access rights for the Layout Builder UI, \Drupal\layout_builder\Access\LayoutBuilderAccessCheck checks if the specified section storage plugin (an implementation of \Drupal\layout_builder\SectionStorageInterface) grants access. |
| Page header for Classes page | Introduction to classes |
| Page header for Elements page | Introduction to form and render elements |
| Page header for Namespaces page | Introduction to namespaces |
| Page header for Services page | Introduction to services |
| Locking mechanisms | Functions to coordinate long operations across requests. |
| Logging severity levels | Logging severity levels as defined in RFC 5424. |
| Media Library Architecture | Media Library is a UI for the core Media module. It provides a visual interface for users to manage media in their site, and it allows authors to visually select media for use in entity reference and text fields, using a modal dialog. |
| Menu system | Define the navigation menus, local actions and tasks, and contextual links. |
| Migrate API | Overview of the Migrate API, which migrates data into Drupal. |
| Node access rights | The node access system determines who can do what to which nodes. |
| Objected-oriented programming conventions | PSR-4, namespaces, class naming, and other conventions. |
| PHP Runtime Assert Statements | Use of the assert() statement in Drupal. |
| PHP wrapper functions | Functions that are wrappers or custom implementations of PHP functions. |
| Plugin API | Using the Plugin API |
| Annotation for context definition | Describes how to use ContextDefinition annotation. |
| Annotation for translatable text | Describes how to put translatable UI text into annotations. |
| Queue operations | Queue items to allow later processing. |
| RDF Mapping API | Functions to describe entities and bundles in RDF. |
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