Drupal 10 Module Development: Develop and deliver engaging and intuitive enterprise-level apps

Description

Build and customize powerful Drupal modules to extend your website's functionalities with this comprehensive guide Purchase of the print or Kindle book includes a free PDF eBook Key FeaturesExplore the new features and improved capabilities of Drupal 10 coreDiscover Drupal APIs and elevate your proficiency by leveraging PHP codingImplement efficient data management and data security by creating dedicated modulesBook Description Embark on a journey of Drupal module development with the latest edition of this must-have guide written by Daniel Sipos – a Drupal community member! This fourth edition is meticulously revised to cover the latest Drupal 10 enhancements that will help you build custom Drupal modules with an understanding of code deprecations, changing architecture, data modeling, multilingual ecosystem, and so on. You'll begin with understanding the core components of Drupal 10 architecture, discovering its subsystems and unlocking the secrets of creating your first Drupal module. Further, you'll delve into Drupal logging and mailing systems, creating theme hooks, and rendering a layout. As you progress, you'll work with different types of data storage, custom entities, field types, and work with Database APIs for lower-level database queries. You'll learn to reap the power of JavaScript and ensure that your code works seamlessly on multilingual sites. You'll also learn to create custom views, automate tests for your functionalities, and write secure code for your Drupal apps. By the end of this book, you'll have gained confidence in developing complex modules that can solve even the most complex business problems and might even become a valuable contributor to the Drupal community! What you will learnGain insight into the Drupal 10 architecture for developing advanced modulesMaster different Drupal 10 subsystems and APIsOptimize data management by modeling, storing, manipulating, and processing data efficientlyPresent data and content cleanly and securely using the theme systemUnderstand helpful functions while dealing with managed and unmanaged filesEnsure your Drupal app has business logic integrity with automated testingImplement secure coding in DrupalWho this book is for If you are a Drupal developer looking to create custom modules for Drupal sites and cater business needs, this book is the one-stop solution for you. Drupal 10 Module Development will be helpful for Drupal site builders and PHP developers with basic object-oriented programming skills, looking to upskill themselves in Drupal module development. A basic working experience with Symfony will be helpful but not mandatory. Table of ContentsDeveloping for DrupalCreating your First ModuleLogging and MailingThemingMenus and Menu LinksData Modeling and StorageYour Own Custom Entity and Plugin TypesThe Database APICustom FieldsAccess ControlCachingJavaScript and the Ajax APIInternationalization and LanguagesBatches, Queues, and CronViewsWorking with Files and ImagesAutomated TestingDrupal 10 security Cover Title Page Copyright and Credits Contributors Table of Contents Preface Chapter 1: Developing for Drupal Introducing Drupal (for developers) How did we get to Drupal 10? Developing for Drupal Technologies that drive Drupal PHP Databases and MySQL The web server Drupal architecture Drupal’s major subsystems Tools for developing in Drupal Summary Chapter 2: Creating Your First Module Creating a module Your first hook implementation Route and controller Services Using services in Drupal Injecting the service into our Controller Invoked Controllers The Form API Altering forms Custom submit handlers Rendering forms Service dependencies Blocks Our first block plugin Block configuration Working with links The URL The link Which way to link? Event Dispatcher and redirects Redirecting from a Controller Redirecting from a subscriber Dispatching events Summary Chapter 3: Logging and Mailing Logging The Drupal logging theory Our own logger channel Our own logger Logging for Hello World Logging recap Mail API The theory behind the Mail API Implementing hook_mail() Sending emails Altering someone else’s emails Custom mail plugins Mail API recap Tokens The Token API Using tokens Defining new tokens Tokens recap Summary Chapter 4: Theming Business logic versus presentation logic Twig Theme hooks Theme hook suggestions Render arrays The structure of a render array The render pipeline Assets and libraries Libraries Common theme hooks Lists Links Tables Attributes Layouts Defining layouts Rendering a layout Theming our Hello World module Summary Chapter 5: Menus and Menu Links The menu system Menus Menu links MenuLink trees Rendering menus Working with menu links Defining menu links Manipulating menu links Defining local tasks Defining local actions Defining contextual links Summary Chapter 6: Data Modeling and Storage Different types of data storage The State API TempStore Private TempStore Shared TempStore Tempstore recap The UserData API Configuration API Introduction Configuration storage Configuration recap Entities Content versus configuration entity types Entity type plugins Fields Entity types recap TypedData Why TypedData? What is TypedData? The low-level API Content entities TypedData recap Interacting with the Entity API Querying entities Loading entities Reading entities Manipulating entities Creating entities Rendering content entities Pseudo-fields Entity validation Summary Chapter 7: Your Own Custom Entity and Plugin Types Our custom content entity type Entity updates Our custom plugin type Our custom configuration entity type The Importer plugin Content entity bundles Our own Drush command Summary Chapter 8: The Database API The Schema API Running queries Select queries Pagers Insert queries Update queries Delete queries Transactions Query alters Update hooks Post update hooks Summary Chapter 9: Custom Fields A recap of Field type plugins Field type Field widget Field formatter Field settings Using our custom field type as a base field Summary Chapter 10: Access Control Introduction to the Drupal access system Roles and permissions under the hood Defining permissions Checking the user credentials Route access Custom route access Programmatically checking access on routes Bonus – dynamic route options for access control CSRF protection on routes Altering routes Entity access Injecting services into Entity handlers Entity access hooks Field access Entity access in routes Node access grants Block access Summary Chapter 11: Caching Introduction to caching Cacheability metadata Cache tags Cache contexts max-age Using the cache metadata Placeholders and lazy building Lazy builders Using the Cache API Creating our own cache bin Summary Chapter 12: JavaScript and the Ajax API JavaScript in Drupal Drupal behaviors Drupal settings The Ajax API Ajax links Ajax in forms The States (Form) system Summary Chapter 13: Internationalization and Languages Introduction to the multilingual ecosystem Language Content translation Configuration translation Interface translation Internationalization Content entities and the translation API Summary Chapter 14: Batches, Queues, and Cron Batch-powered update hooks Batch operations Creating the batch Batch operations Cron Queues Introduction to the Queue API Cron-based queues Processing a queue programmatically The Lock API Summary Chapter 15: Views Entities in Views Exposing custom data to Views Views data Custom Views field Field configuration Custom Views filter Custom Views argument Views theming Views hooks Summary Chapter 16: Working with Files and Images The filesystem Stream wrappers Managed versus unmanaged files Using the File and Image fields Working with managed files Attaching managed files to entities Helpful functions for dealing with managed files Managed file uploads Our own stream wrapper Working with unmanaged files Private filesystem Images Image toolkits Image styles Rendering images Summary Chapter 17: Automated Testing Testing methodologies in Drupal PHPUnit Registering tests Unit tests Mocked dependencies Kernel tests TeamCleaner test CsvImporter test Functional tests Configuration for Functional tests Hello World page test Hello World form test Functional JavaScript tests Time test CsvImporter test Summary Chapter 18: Drupal Security Cross-Site Scripting (XSS) Sanitization methods in Drupal Double escaping SQL Injection Cross-Site Request Forgery (CSRF) Summary Index Other Books You May Enjoy