WordPress Plugin Development Table of Contents

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Table of Contents

Preface
Chapter 1: Preparing for WordPress Development
Chapter 2: Social Bookmarking
Chapter 3: Live Blogroll
Chapter 4: The Wall
Chapter 5: Snazzy Archives
Chapter 6: Insights for WordPress
Chapter 7: Post Types
Chapter 8: Development Goodies
Index

• Preface

• Chapter 1: Preparing for WordPress Development
  • How will you benefit?
    • WordPress features
      • More sites means more opportunities
      • Big players use it
      • Urgent response to security issues
      • Flexibility
      • Search engines friendly
      • Easy to use
      • Social aspect
    • Plugins as tool for promotion
    • Dogfooding WordPress plugins
  • Challenges involved
    • Development
    • Security
    • Work after development
      • Localization
      • Documentation
      • Support
      • Promotion
  • Plugins developed in this book
    • Digg This
    • Live Blogroll
    • The Wall
    • Snazzy Archives
    • Insights
    • Post Types
    • Development Goodies
  • Tools for the job
    • WordPress
    • Text editor
    • FTP client
    • Web browser
      • Firebug
      • Ubiquity
      • Screengrab
      • IE tab
  • Final notes
    • Installing and managing plugins
    • Searching documentation
  • Summary

• Chapter 2: Social Bookmarking
  • Plugging in your first plugin
    • Time for action – Create your first plugin
  • The plugin information header
  • Checking WordPress versions
  • Checking the plugin
    • Time for Action – Testing the version check

• Displaying a Digg button
  • Time for Action – Implement a Digg link

• Using the Digg API
• Acquiring post information
  • Post permalink URL

• Editing the theme files

• WordPress plugin hooks
  • Time for Action – Use a filter hook

• WordPress hooks
  • Filter hooks
  • Action hooks
  • Practical filters and actions examples

• Adding a Digg button using JavaScript code
  • Time for Action – Implement a Digg button

• Conditional Tags

• Styling the output
  • Time for Action – Use CSS to position the button

• Summary

• Chapter 3: Live Blogroll
  • Starting up with the blogroll
    • Time for action – Roll into the blogroll
  • RSS Feed Processing

• jQuery JavaScript library
  • Implementing a mouse hover event in jQuery
    • Time for action – Creating a hover event with jQuery
  • JavaScript and WordPress
    • Initializing jQuery
    • Expanding jQuery knowledge
  • Creating the pop-up with CSS
    • Time for action – Apply CSS to the popup

• Demystifying Ajax
  • Simple example of using Ajax
    • Time for action – Use Ajax to dynamically retrieve feed posts
  • Using JavaScript with WordPress
  • Parsing parameters using wp_localize_script
  • Ajax and WordPress
    • Ajax in admin panel
  • jQuery.ajax method
    • Time for action – Use advanced Ajax call
  • Ajax script security using nonces
    • Time for action – Add a security nonce

• Summary

• Chapter 4: The Wall
  • The main concepts behind the Wall plugin
  • Creating a widget
    • Time for action – Create a 'Hello World!' widget
  • Register widgets with description

• Widget controls
  • Time for action – Expanding the widget with controls

• WordPress options
• Display widget control
• Handling widget input
• Handling widget output

• Create a WordPress page from the code
  • Time for action – Insert a page

• Handling user input
  • Time for action – Create the wall comment form

• Managing Ajax comment submit
  • Time for action – Save the comments

• Using Ajax to submit forms
• Saving comments in WordPress post

• Dynamically load comments
  • Time for action – Display the comments

• WordPress database query
• Comment output
• Displaying the comments

• Ajax security
  • Time for action – Display the comments

• Summary

• Chapter 5: Snazzy Archives
  • Using a class for plugin
    • Time for action – Create a new plugin class

• Showing template output with shortcodes
  • Time for action – Use a shortcode

• Shortcode API
  • Enclosing shortcodes

• Custom templates
  • Time for action – Create a custom template

• Prepare archives
  • Time for action – Show archives of posts

• Get all posts from database
• Using a regular expression
• Retrieve comment count for a post
• Using output buffers

• Apply styling and jQuery to archives
  • Time for action – Style the archive view
  • Time for action – Use jQuery to allow user interaction

• Creating plugin options page
  • Time for action – Create an options page

• Managing plugin options
• Handling options form
• Adding administration pages

• Use plugin options
  • Time for action – Apply the plugin options

• Caching the plugin output
  • Time for action – Create archives cache

• Summary

• Chapter 6: Insights for WordPress
  • Creating custom panels in the editor screen
    • Time for action – Create a new plugin outline
  • Custom edit panels in WordPress

• Searching the posts
  • Time for action – Display a list of matching posts

• Interacting with tinyMCE
  • Time for action – Insert the link into tinyMCE

• Using Flickr API
  • Time for action – Display Flickr photos

• Using third-party solutions—phpFlickr

• Creating a tinyMCE plugin
  • Time for action – Adding a button to tinyMCE

• Create a functional tinyMCE plugin window
  • Time for action – Open a tinyMCE window

• Summary

• Chapter 7: Post Types
  • Handling localization
    • Time for action – Create plugin and add localization
  • Optimizing localization usage
  • How does localization work?

• Adding a post template
  • Time for action – Create 'add photo' post template

• Backend CSS classes

• Handling file and image uploads
  • Time for action – Handle uploaded image

• Using custom fields
  • Adding custom fields
  • Retrieving custom fields

• Quick post a link
  • Time for action – Add link template

• Tinkering with WordPress backend menus
  • Time for action - Remove 'Link' from the Write page

• Programming the Manage panel
  • Time for action – Add post type column in the Manage panel

• Modifying an existing column
• Manage screen search filter
  • Time for action – Add a search filter box

• Handling error messages
  • Time for action – Adding support for errors

• User roles and capabilities
  • Time for action – Add user capability checks

• Summary

• Chapter 8: Development Goodies
  • Creating Localization files
    • Time for action - Create a POT file
    • Updating POT file
    • Time for action – Perform translation
    • Updating translation

• Documentation and support
  • Plugin readme file
    • Time for action – Create a sample plugin readme.txt file
  • Sections of readme.txt
    • General information
    • Special codes
    • Screenshots
    • Installation instructions
  • Plugin homepage
  • Providing support

• Code management and plugin repository
  • Requesting repository access
  • Using SVN
    • Time for action - Manage a local repository using SVN
    • Tagging a new version
  • Using WordPress development SVN
  • Local copy of plugin repository

• Promotion
  • Plugin promotion checklist

• General plugin development guidelines
  • Security
  • Performance
  • Re-using resources
  • Keeping API up-to-date

• WordPress MU development
• WordPress and GPL
• Online resources
  • WordPress documentation (WordPress Codex)
  • WordPress development news
    • WordPress blog
    • WordPress development updates
    • WordPress Trac
    • WordPress dev IRC channel
  • Debugging and testing
    • Unit testing
    • Automated tests
  • Mailing Lists
    • WP hackers
    • WP professionals
    • Other mailing lists
  • Podcasts
    • WordCast
    • WordPress Weekly
  • Author's (Vladimir Prelovac's) web site

• Summary

• Index

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