MediaWiki for Developers Training Course

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Course Code


Duration Duration

21 hours (usually 3 days including breaks)

Requirements Requirements

Completion of Administering Mediawiki course highly recommended.

Intermediate-level experience with LAMP Intermediate CSS/HTML experience

Overview Overview

This course jumps into the deep end of the pool; we are going to go over every essential aspect of MediaWiki development, including:

  • Mapping out the core code
  • Creating extensions
  • Modifying and Creating Custom Skins

This course is for intermediate-level LAMP developers and up, preferably with some styling experience.

Course Outline Course Outline

The Structure and Purpose of MediaWiki

  • Where we are now
  • How it ended up this way
  • Current efforts, and the future

The path router

  • The startup and shutdown of MediaWiki

The Includes Directory

  • 'Here be dragons': a map to the includes directory
  • Walking through
  • Marking out your points of interest

Essential files, classes, and methods

  • Database
  • The parser
  • Image Handling
  • The API
  • The Job Queue
  • Pages, articles, revisions, and titles
  • Global functions


  • What you need to know
  • A Game of Chess: Choosing your moves wisely
    • Hooks
      • The limitation of hooks
    • Object-oriented extension versus hooking
      • Dead ends, and how to avoid them
  • When you have no other choice: modifying the core code

Special Pages


  • Where did it go?
    • Tracing the path of an object
  • What went wrong?
    • Debugging in MediaWiki
    • Finding the root of an error
    • Exceptions


  • We're extensions too!
  • Vector, and the current skinning efforts in MediaWiki
    • What is changing
  • Creating a skin from scratch
    • The classes you must work with (or around)
    • Creating the raw skin
    • Theming, and CSS classes at your disposal
  • JavaScript modules and page output

MediaWiki and the Database

  • The schema

Contributing, Gerrit, and working with the team

Guaranteed to run even with a single delegate!
Public Classroom Public Classroom
Participants from multiple organisations. Topics usually cannot be customised
From 2550PLN
Private Classroom Private Classroom
Participants are from one organisation only. No external participants are allowed. Usually customised to a specific group, course topics are agreed between the client and the trainer.
Private Remote Private Remote
The instructor and the participants are in two different physical locations and communicate via the Internet
From 3900PLN
Request quote

The more delegates, the greater the savings per delegate. Table reflects price per delegate and is used for illustration purposes only, actual prices may differ.

Number of Delegates Public Classroom Private Remote
1 2550PLN 3900PLN
2 1675PLN 2350PLN
3 1383PLN 1833PLN
4 1238PLN 1575PLN
Cannot find a suitable date? Choose Your Course Date >>
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Upcoming Courses

VenueCourse DateCourse Price [Remote/Classroom]
Kielce, ul. Warszawska 19Mon, 2016-11-14 09:003900PLN / 3000PLN
Gliwice ul. Karola Marksa 11 Tue, 2016-11-15 09:003900PLN / 3000PLN
Szczecin, ul. Małopolska 23Wed, 2016-11-16 09:003900PLN / 2700PLN
Gdańsk, ul. Powstańców Warszawskich 45Wed, 2016-11-16 09:003900PLN / 3000PLN
Olsztyn, ul. Kajki 3/1Wed, 2016-11-16 09:003900PLN / 2700PLN

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