Cover
Copyright
Credits
About the Author
About the Reviewer
www.PacktPub.com
Customer Feedback
Table of Contents
Preface
Chapter 1: 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...
Chapter 2: 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...
Chapter 3: 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
Chapter 4: 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
Chapter 5: 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
Chapter 6: 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
Chapter 7: 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
Chapter 8: 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.