MediaWiki settings of Wikimedia projects

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Each wiki has a file Manual:LocalSettings.php containing MediaWiki parameters for that wiki, see Wikimedia configuration files.

The installed extensions are listed in each wiki on the page Special:Version. Largely they are the same for all Wikimedia wikis, but there are exceptions:

In principal all other php files (and the CSS and JavaScript files) are those standard for the latest version of MediaWiki.


CommonSettings.php [1] contains the settings common to all Wikimedia projects.

These include:

# Load site configuration
include( "$IP/includes/DefaultSettings.php" );
include( $IP.'/extensions/SiteMatrix/SiteMatrix.php' );
include( $IP.'/extensions/CharInsert/CharInsert.php' );
include( $IP.'/extensions/CheckUser/CheckUser.php' );
include( $IP.'/extensions/ParserFunctions/ParserFunctions.php' );
$wgExpensiveParserFunctionLimit = 500;
require( $IP.'/extensions/Cite/Cite.php' );
include( $IP.'/extensions/InputBox/InputBox.php' );
include( $IP.'/extensions/ExpandTemplates/ExpandTemplates.php' );
include( $IP.'/extensions/ImageMap/ImageMap.php' );
include( $IP.'/extensions/SyntaxHighlight_GeSHi/SyntaxHighlight_GeSHi.php' );
include( $IP.'/extensions/Poem/Poem.php' );
{ if( $wmgUseLST ) { include( $IP . '/extensions/LabeledSectionTransclusion/lst.php' ); }
{ if( $wmgUseDPL ) { include( $IP.'/extensions/intersection/DynamicPageList.php' ); }
if ( $wmgUseGadgets ) { include( "$IP/extensions/Gadgets/Gadgets.php" ); }
[[$wgRCMaxAge|$wgRCMaxAge]] = 30*86400 (This can be checked with Recent Changes for a not too busy namespace, or with Related Changes for a suitable page).


The maximum customized signature length $wgMaxSigChars on the English Wikipedia has been set to its default value of 255.