Filters, Actions, and Hooks | Learning Drupal 6 Module Development

Sign In Start Free Trial

Book Overview & Buying
Table Of Contents
Feedback & Rating

Learning Drupal 6 Module Development

4.3 (16)

Learning Drupal 6 Module Development

4.3 (16)

Overview of this book

Learning Drupal 6 Module Development

Learning Drupal 6 Module Development

Credits

Credits

About the Author

About the Author

About the Reviewers

About the Reviewers

Preface

Preface

Free Chapter

Introduction to Drupal Modules

Introduction to Drupal Modules

Drupal's Architecture

Crucial Drupal Concepts

Developers' Tools

A Word on Our Demonstration Site

Summary

Creating Our First Module

Creating Our First Module

Starting Out

A Basic .module File

Installing a Module

Using Goodreads Data

Finishing Touches: hook_help()

Summary

The Theme System

The Theme System

The Theme System's Architecture

Creating a Custom Theme

Summary

Theming Modules

Theming Modules

Our Target Module: What We Want

Creating a Custom Content Type

The Foundations of the Module

A Simple Database Lookup

Theming Inside a Module

Overriding the Default Theme from a Theme

Summary

Using JavaScript and AJAX/JSON in Modules

Using JavaScript and AJAX/JSON in Modules

Picking up Where We Left Off

Introducing jQuery

Writing a Drupal AJAX/JSON Service

Summary

An Administration Module

An Administration Module

The emailusers Module

The Beginning of the Module

Registering an Administration Page

Handling Forms with the Forms API (FAPI)

Sending Mail with the Mail API

Incorporating the Module into Administration

Summary

Building a Content Type

Building a Content Type

The biography Module

The Content Creation Kit

The Starting Point

The Module Installation Script

Correlating the New Table with Nodes

The Content Creation Form

Access Controls

Database Hooks

Hooks for Getting Data

Theming Biography Content

Summary

Filters, Actions, and Hooks

Filters, Actions, and Hooks

The sitenews Module

Getting Started

A Simple Content Type, Defined in Code

Creating Filters and an Input Format

The Beginning of an Action

Defining a Hook

Completing the Action: Theming and Mailing

Adding a Trigger

Summary

An Installation Profile

An Installation Profile

Introducing Installation Profiles

Setting up a Distribution

Programming Profiles

The .profile Script

The Installation Task System

Packaging the Distribution

Summary

Customer Reviews

4.3 (16)

5 star

50%

4 star

31.3%

3 star

12.5%

2 star

6.3%

1 star

0%

Creating Filters and an Input Format

Earlier, we created a new content type for the news brief that will be included at the top of each site news message.

However, there are a few things that we want to change about the content of a news brief node:

1. When we send the content out in an email message, we want to make sure that the HTML is removed from the news brief. In short, we want plain text. Drupal's check_plain() function seems a likely candidate for this task, but it escapes HTML instead of removing it. We want to remove the HTML.
2. There are a couple of common pieces of information that will likely appear in all of our content, but which we might want to change periodically. For example, the greeting and the name of the newsletter. We want to create placeholders for this information, and have Drupal replace the placeholders with meaningful text as needed.

The first task involves removing unwanted content. The second task involves adding content. But both of these can be done with filters...

Visually different images

CONTINUE READING

83

Tech Concepts

36

Programming languages

73

Tech Tools

Unlimited access to the largest independent learning library in tech of over 8,000 expert-authored tech books and videos.

Innovative learning tools, including AI book assistants, code context explainers, and text-to-speech.

50+ new titles added per month and exclusive early access to books as they are being written.

Learning Drupal 6 Module Development

Search

Your notes and bookmarks