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Alfresco Developer Guide

Alfresco Developer Guide

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Alfresco Developer Guide

Alfresco Developer Guide

4 (7)
Buy this Book

Overview of this book

Table of Contents (17 chapters)
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Alfresco Developer Guide
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Alfresco Developer Guide
Credits
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Credits
About the Author
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About the Author
About the Reviewers
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About the Reviewers
Preface
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Preface
Free Chapter
1
The Alfresco Platform
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The Alfresco Platform
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Alfresco in the Real World
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Example Used throughout This Book
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Alfresco Architecture
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Customizing Alfresco
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Dusting Off Your Toolbox
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Understanding Alfresco's Editions
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Summary
2
Getting Started with Alfresco
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Getting Started with Alfresco
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Obtaining the SDK
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Setting up the SDK in Eclipse
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Extending Alfresco
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Packaging and Deploying Customizations
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Troubleshooting
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Starting Over
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Summary
3
Working with Content Models
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Working with Content Models
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Defining SomeCo's Content Model
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Step-by-Step: Relating Types with Associations
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Step-by-Step: Adding Aspects to the Content Model
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Step-by-Step: Finishing up the Model
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Modeling Summary
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Modeling Best Practices
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Configuring the UI
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Working with Content Programmatically
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Summary
4
Handling Content Automatically with Actions, Behaviors, Transformers, and Extractors
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Handling Content Automatically with Actions, Behaviors, Transformers, and Extractors
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Encapsulating Content Operations in Actions
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Binding Logic to Custom Types with Behaviors
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Extracting Metadata from Files
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Transforming Content from One Format to Another
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Summary
5
Customizing the Web Client User Interface
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Customizing the Web Client User Interface
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Knowing When to Customize Alfresco's Web Client and When to Write Your Own
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Adding New Menu Items with UI Actions
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Writing Action Evaluators to Show/Hide UI Actions
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Changing How the Web Client Renders Data with Custom Component Renderers
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Creating Custom Dialogs
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Creating Custom Wizards
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Customizing Web Client JSP Pages
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Summary
6
Exposing Content through a RESTful API with Web Scripts
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Exposing Content through a RESTful API with Web Scripts
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Introducing the Web Script Framework
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Planning the SomeCo Whitepapers and Ratings API
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Retrieving Data with Web Scripts
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Writing Java-Backed Web Scripts
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Wiring a Web Script to UI Widgets
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Handling Form Data
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Customizing the Web Client with Web Scripts
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Advanced Web Scripts
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Summary
7
Advanced Workflow
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Advanced Workflow
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What is a Workflow?
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Creating Process Definitions
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Using the jBPM Graphical Process Designer
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Wiring a Process to the Alfresco UI
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Assigning Tasks to Users and Groups
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Adding Logic to Workflows with Actions and Process Variables
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Using the Workflow API
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Using Timers
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Debugging Workflows
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Comparing Alfresco Workflow Options
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Summary
8
Web Content Management
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Web Content Management
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Understanding the Difference between Alfresco DM and Alfresco WCM
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Obtaining Alfresco WCM
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Creating Web Projects
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Creating Web Forms
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Deploying Content
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Performing Post-Deployment Processing
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Modifying and Creating WCM Workflows
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Working with the AVM API
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Using the AVM Console
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Summary
9
Security
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Security
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Authenticating and Synchronizing with LDAP
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Setting Up Single Sign-On (SSO)
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Working with Security Services
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Summary
API Reference and Examples
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API Reference and Examples
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Foundation API Public Services
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Lucene Queries
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JavaScript
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API Examples
Alfresco Configuration Reference
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Alfresco Configuration Reference
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Actions
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Web Client Config Elements
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Action Groups
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Metadata Extractors
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Transformers
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Graphical View of the Alfresco Content Model
Index
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Index

Retrieving Data with Web Scripts

The first service that needs to be implemented retrieves the list of Whitepapers enabled for publication. The web script needs to return the list of Whitepapers in two formats: HTML and JSON. HTML will allow you to easily test the service and JSON will make it easy for code on the frontend to process the list. This will require four files: one descriptor, one JavaScript controller, and two FreeMarker templates—one for each format.

Note

New to JSON? It stands for JavaScript Object Notation. It is a way to describe JavaScript objects in plain text. The beauty of it is that it is extremely easy to create and consume, and it isn't as verbose as XML. For more information on JSON, see http://www.json.org.

Step-by-Step: Writing a Web Script to List Whitepapers

To create a web script that retrieves the list of Whitepapers, do the following:

  1. First, in your Eclipse project create the descriptor file in |config|alfresco|extension|templates|com|someco|whitepapers. Name it...

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