Drupal 8 Development Cookbook - Second Edition电子书

Title Page

Second Edition

Copyright

Drupal 8 Development Cookbook

Second Edition

Credits

About the Author

About the Reviewer

www.PacktPub.com

Why subscribe?

Customer Feedback

Preface

What this book covers

What you need for this book

Who this book is for

Sections

Getting ready

How to do it…

How it works…

There's more…

See also

Conventions

Reader feedback

Customer support

Downloading the example code

Errata

Piracy

Questions

Up and Running with Drupal 8

Introduction

Installing Drupal

Getting ready

How to do it...

How it works...

There's more...

Creating a database user and a database

Database prefixes

Downloading and installing with Drush

Using Composer to create a Drupal site

Security updates

See also

Using a distribution with Drupal

How to do it...

How it works...

There's more...

Makefiles

Installing with Drush

Using Composer

See also...

Installing modules and themes

Getting ready

How to do it...

How it works...

Discovering modules and themes

Module installation

Theme installation

There's more...

Installing a module or theme using Composer

Installing a module with Drush

Uninstalling a module

See also

Using multisites in Drupal 8

Getting ready

How to do it...

How it works...

There's more...

Security concerns

Domain aliases

See also...

Tools for setting up an environment

Getting ready

How to do it...

How it works...

There's more...

Acquia Dev Desktop

XAMPP + Bitnami

Kalabox

See also

Running tests - Simpletest and PHPUnit

Getting ready

How to do it...

How it works...

There's more...

Is run-tests a shell script?

Running tests without Drupal installed

Running specific tests

PhpStorm - Drupal Test Runner

DrupalCI

See also...

The Content Authoring Experience

Introduction

Configuring the WYSIWYG editor

Getting ready

How to do it...

How it works...

There's more...

Filter module

Improved links

CKEditor plugins

See also

Adding and editing content

Getting ready

How to do it...

How it works...

There's more...

Save as draft

Pathauto

Bulk moderation

See also

Creating a menu and linking content

Getting ready

How to do it...

How it works...

There's more...

Managing a contents menu link from its form

Providing inline editing

How to do it...

How it works...

There's more...

The outside-in approach

Creating a custom content type

How to do it...

How it works...

Applying new Drupal 8 core field types

Getting ready

How to do it...

Link

The Email field

The Telephone field

The Date field

The Entity Reference field

How it works...

There's more...

Upcoming updates

Views and Entity Reference

See also

Customizing the form display of a node

How to do it...

How it works...

There's more...

Managing form display modes

Programmatically providing a default to hidden form items

See also

Customizing the display output of a node

How to do it...

How it works...

Displaying Content through Views

Introduction

Listing content

Getting ready

How to do it...

How it works...

There's more...

Views in Drupal core initiative

Views and displays

Format style plugins - style and row

Using the Embed display

See also

Editing the default admin interfaces

How to do it...

How it works...

There's more...

Exposed versus non-exposed

Filter identifiers

Overriding routes with Views

Creating a block from a View

Getting ready

How to do it...

How it works...

There's more...

Exposed forms as blocks

See also

Utilizing dynamic arguments

How to do it...

How it works...

There's more...

Previewing with contextual filters

Displaying as a tab on the user page

Altering the page title

Validation

Multiple and exclusion

Adding a relationship in a View

How to do it...

How it works...

There's more...

Relationships provided by entity reference fields

Relationships provided through custom code

Using aggregation and views.

Providing an Entity Reference result View

How to do it...

How it works...

See also

Extending Drupal

Introduction

Creating a module

How to do it...

How it works...

There's more...

Module namespaces

Module discovery locations

Defining a package group

Module dependencies

Specifying the module's version

See also...

Defining a custom page

Getting ready

How to do it...

How it works...

There's more...

Parameters in routes

Validating parameters in routes

Route requirements

Providing dynamic routes

Altering existing routes

See also

Defining permissions

Getting ready

How to do it...

How it works...

There's more...

Restrict access flag for permissions

Defining permissions programmatically

Checking whether a user has permissions

Providing the configuration on the installation or update

Getting ready

How to do it...

How it works...

There's more...

Configuration subdirectories

Modifying the existing configuration on installation

See also

Creating an event subscriber

How to do it...

How it works...

There's more...

Using dependency injection

See also

Using Features 3.0

How to do it...

How it works...

There's more...

Suggested feature modules

Features bundles

Managing the configuration state of Features

See also

Frontend for the Win

Introduction

Creating a custom theme based on Classy

How to do it...

How it works...

There's more...

Theme screenshots

Themes, logos, and favicons

Base themes and shared resources

CKEditor style sheets

See also

Using the new asset management system

Getting ready

How to do it...

How it works...

There's more...

CSS groups

Library asset options

Library dependencies

Overriding and extending other libraries

Using a CDN or external resource as a library

Manipulating libraries from hooks

Placing JavaScript in the header

See also

Twig templating

Getting ready

How to do it...

How it works...

There's more...

Security first

Theme hook suggestions

Debugging template file selection and hook suggestions

The Twig logic and operators

See also

Using the Breakpoint module

Getting ready

How to do it...

How it works...

There's more...

Caveat for providing breakpoints from themes

Accessing breakpoints programmatically

Multipliers

See also

Using the Responsive Image module

Getting ready

How to do it...

How it works...

There's more...

Performance first delivery

Removing picturefill polyfill

See also

Creating Forms with the Form API

Introduction

Creating a form

Getting ready

How to do it...

How it works...

There's more...

Form element definitions

The form state

The form cache

See also

Using new HTML5 elements

Getting ready

How to do it...

How it works...

There's more...

Specific element properties

Creating new elements

See also

Validating form data

Getting ready

How to do it...

How it works...

There's more...

Multiple validation handlers

Accessing multidimensional array values

Element validation methods

Processing submitted form data

Getting ready

How to do it...

How it works...

There's more...

Multiple submit handlers

See also

Altering other forms

Getting ready

How to do it...

How it works...

There's more...

Adding additional validate handlers

Adding additional submit handlers

Plug and Play with Plugins

Introduction

Creating blocks using plugins

Getting ready

How to do it...

How it works...

There's more...

Altering blocks

Block settings forms

Defining access to a block

See also

Creating a custom field type

Getting ready

How to do it...

How it works...

There's more...

Altering field types

Defining whether a field is empty

See also

Creating a custom field widget

Getting ready

How to do it...

How it works...

There's more...

Field widget settings and summary

See also

Creating a custom field formatter

Getting ready

How to do it...

How it works...

There's more...

Formatter settings and summary

See also

Creating a custom plugin type

Getting ready

How to do it...

How it works...

There's more...

Specifying an alter hook

Using a cache backend

Accessing plugins through the manager

See also

Multilingual and Internationalization

Introduction

Translating administrative interfaces

Getting ready

How to do it...

How it works...

There's more...

Manually installing language files

Checking translation status

Exporting translations

Interface translation permissions

Using interface translation to customize default English strings

Interface text language detection

Providing translations for a custom module

See also

Translating configuration

Getting ready

How to do it...

How it works...

There's more...

Altering configuration translation info definitions

Translating views

See also

Translating content

Getting ready

How to do it...

How it works

There's more...

Flagging translations as outdated

Translating content links

Defining translation handlers for entities

See also

Creating multilingual views

Getting ready

How to do it...

How it works...

There's more...

Translating exposed form items and filters

Translating display and row format items

Translating page display menu items

See also

Configuration Management - Deploying in Drupal 8

Introduction

Importing and exporting configurations

Getting ready

How to do it...

How it works...

There's more...

Configuration dependencies

Saving to a YAML file for a module's configuration installation

Configuration schemas

See also

Synchronizing site configurations

Getting ready

How to do it...

How it works...

There's more...

Universally Unique Identifier

A synchronization folder

Installing a configuration from a new site

Using command-line workflow processes

Getting ready...

How to do it...

How it works...

There's more...

Drush config-pull

Using the Drupal Console

Editing the configuration from the command line

Exporting a single configuration item

Using version control and command-line workflow

See also

Updating and installing new module configurations

How to do it...

How it works...

There's more...

The Configuration Development module

See also

The Entity API

Introduction

Creating a configuration entity type

Getting ready

How to do it...

How it works...

There's more...

Available data types for schema definitions

See also

Creating a content entity type

Getting ready

How to do it...

How it works...

There's more...

Using the AdminHtmlRouteProvider provider

Making the collection route a local task tab

See also

Creating a bundle for a content entity type

Getting ready

How to do it...

How it works...

There's more...

Provide action links for adding new bundles

See also

Implementing custom access control for an entity

Getting ready

How to do it...

How it works...

There's more...

Controlling access to entity fields

See also

Providing a custom storage handler

Getting ready

How to do it...

How it works...

There's more...

Utilizing a different storage backend for an entity

See also

Creating a route provider

Getting ready

How to do it...

How it works...

There's more...

The Entity API module provides additional providers

See also

Off the Drupalicon Island

Introduction

Implementing and using a third-party JavaScript library

Getting ready

How to do it...

How it works...

There's more...

Best practices for handling external libraries

See also

Implementing and using a third-party CSS library

Getting ready

How to do it...

How it works...

See also

Implementing and using a third-party PHP library

Getting ready

How to do it...

How it works...

See also

Web Services

Introduction

Enabling RESTful interfaces

Getting ready

How to do it...

How it works...

There's more...

Using _format instead of the Accept header

RestResource plugin to expose data through RESTful Web Services

Rate limiting your API

Using the HAL format

See also

Using POST to create data

Getting ready

How to do it...

How it works...

There's more...

Using HAL and understanding _links requirements

Working with images

Using Cross-Site Request Forgery tokens

See also

Using PATCH to update data

Getting ready

How to do it...

How it works…

Using Views to provide custom data sources

How to do it…

How it works

There's more...

Controlling the key name in JSON output

Controlling access to RESTful Views

Authentication

Getting ready

How to do it

How it works

There's more…

Authentication provider services

Page cache request policies and authenticated Web service requests

The IP Authentication provider

See also

Using JSON API

Getting ready

How to do it

How it works...

There's more...

Paginating, filtering, and sorting requests

Installing the JSON API Extras module

Changing the API path prefix

Disabling and enhancing returned entity fields

Contenta CMS

See also

The Drupal CLI

Introduction

Rebuilding cache in Drupal Console or Drush

How to do it…

How it works…

See also

Using Drush to interact with the database

Getting ready

How to do it...

How it works...

There's more…

Using gzip with sql-dump

Using Console to interact with the database

Using Drush to manage users

How to do it…

How it works…

There's more…

Advanced user-login use cases

Using Drupal Console

Scaffolding code through Console

Getting ready

How to do it…

How it works…

Making a Drush command

Getting ready

How to do it…

How it works…

There's more…

Specifying the level of Drupal's bootstrap

See also

Making a Console command

Getting ready

How to do it…

How it works…

There's more…

Using a Console command to create entities

See also