Creating an OpenCms Module | Building Websites with OpenCms

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Building Websites with OpenCms

2 (1)

Building Websites with OpenCms

2 (1)

Overview of this book

This book takes you through the process of creating content-rich websites and applications using OpenCms. Although powerful and flexible, OpenCms can be daunting on first approach, but its advanced features reward the investment in learning. This book exists to ease Java developers into getting the most from OpenCms. OpenCms OpenCms is a professional-level, open source Website Content Management System, with which you can create and manage complex websites. Based on Java and XML technology, it fits into almost any modern IT environment. With hard-won experience of the practical difficulties faced by developers working with OpenCms, this book is the embodiment of the author's expertise, and the perfect way to master the system.

Building Websites with OpenCms

Building Websites with OpenCms

Credits

Credits

About the Author

About the Author

Introduction

Introduction

Free Chapter

Introduction to OpenCms

Introduction to OpenCms

What Is a Content Management System?

What Is OpenCms?

The Purpose of This Book

Technical Overview

Summary

Installing OpenCms

Installing OpenCms

Prerequisites

Installing the OpenCms WAR File

Configuring the Client

Installation Troubleshooting

Summary

The OpenCms Workplace

The OpenCms Workplace

A Tour of the OpenCms Workplace

The Explorer View

Creating and Editing Content

Publishing Your Changes

Administration

Workflow

Modules

Summary

Customizing the Site

Customizing the Site

Overview of Creating a Site

Working with Templates and Tags

JSP Tag Libraries and Scriptlets

The FlexCache

Internationalization

Summary

The OpenCms System Architecture

The OpenCms System Architecture

Resource Types

Content Definitions

The Virtual File System

Class Structure

Summary

Creating an OpenCms Module

Creating an OpenCms Module

Using Modules

Creating a Module

Custom Classes and Libraries

Adding Content

Adding a Scheduled Task

Managing the Module

Exporting and Deploying the Module

Summary

Advanced Modules

Advanced Modules

Adding an Administration Point

Creating an Administration JSP

XML Templates

Creating a Custom Launcher

Master Modules

Summary

Deploying an OpenCms Solution

Deploying an OpenCms Solution

Serving Static versus Dynamic Content

Static Export

Web User Authentication and Management

Backup and Recovery

Performance Tuning

Other Resources

Summary

Managing the Module

For the most part, the tasks for managing a module do not differ substantially from the creation wizard we walked through in the beginning of this chapter. The Module management task in the administration view provides access to the module management software. The Module management screen lists all of the modules installed on the system. Just as with files in the explorer view, clicking on the module's icon brings up the popup navigation menu for that module.

In the popup menu, there are four entries: Administrate, Properties, Export, and Delete. Delete should be self-explanatory—executing it deletes the entire module, including content stored outside the module, but explicitly specified in the module's additionalresources (which we will return to later in this chapter). We will cover Export in the next section. In this section, though, we will cover the other two.

Administrate

Choosing the Administrate item will bring up a screen that ought to look familiar—it is identical...

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Building Websites with OpenCms

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