Extension:RecentActivity

<?php
/**
 * RecentActivity extension - Adds parser functions for listing recently created and edited articles
 *
 * See http://www.mediawiki.org/wiki/Extension:RecentActivity for installation and usage details
 *
 * @package MediaWiki
 * @subpackage Extensions
 * @author [http://www.mediawiki.org/wiki/User:Nad User:Nad]
 * @copyright © 2007 [http://www.mediawiki.org/wiki/User:Nad User:Nad]
 * @licence GNU General Public Licence 2.0 or later
 */
if (!defined('MEDIAWIKI')) die('Not an entry point.');
 
define('RECENTACTIVITY_VERSION', '1.0.4, 2009-03-29');
 
$egRecentActivityMagic         = "RecentActivity";
$wgExtensionFunctions[]        = 'efSetupRecentActivity';
$wgHooks['LanguageGetMagic'][] = 'efRecentActivityLanguageGetMagic';
 
$wgExtensionCredits['parserhook'][] = array(
	'name'        => 'RecentActivity',
	'author'      => '[http://www.mediawiki.org/wiki/User:Nad User:Nad]',
	'description' => 'Adds parser functions for listing recently created and edited articles',
	'url'         => 'http://www.mediawiki.org/wiki/Extension:RecentActivity',
	'version'     => RECENTACTIVITY_VERSION
);
 
class RecentActivity {
 
	function __construct() {
		global $wgParser, $egRecentActivityMagic;
 		$wgParser->setFunctionHook($egRecentActivityMagic, array($this, 'expandMagic'), SFH_NO_HASH);
	}
 
	function expandMagic(&$parser) {
 
		# Populate $argv with both named and numeric parameters
		$argv = array();
		foreach (func_get_args() as $arg) if (!is_object($arg)) {
			if (preg_match('/^(.+?)\\s*=\\s*(.+)$/',$arg,$match)) $argv[$match[1]] = $match[2]; else $argv[] = $arg;
		}
		$type   = isset($argv['type'])   ? strtolower($argv['type']) : '';
		$user   = isset($argv['user'])   ? $argv['user']   : false;
		$count  = isset($argv['count'])  ? $argv['count']  : 5;
		$format = isset($argv['format']) ? $argv['format'] : '*';
 
		# Build the list
		$items = array();
		switch ($type) {
 
			case 'edits':
				$dbr  = wfGetDB( DB_SLAVE );
				$tbl  = $dbr->tableName( 'revision' );
				$user = $user ? 'rev_user_text = '.$dbr->addQuotes( $user ) : '';
				$res  = $dbr->select(
					$tbl,
					'distinct rev_page',
					$user,
					__METHOD__,
					array( 'ORDER BY' => 'rev_timestamp DESC', 'LIMIT' => $count )
				);
				while ( $row = $dbr->fetchRow( $res ) ) {
					$title = Title::newFromId( $row['rev_page'] );
					if ( is_object( $title ) ) {
						$page = utf8_decode( $title->getPrefixedText() );
						$items[] = $format."[[:$page|$page]]";
					}
				}
				$dbr->freeResult( $res );
			break;
 
			case 'new':
				$dbr  = wfGetDB( DB_SLAVE );
				$tbl  = $dbr->tableName( 'revision' );
				$user = $user ? 'rev_user_text = '.$dbr->addQuotes( $user ) : '';
				$res  = $dbr->select(
					$tbl,
					'rev_page, MIN(rev_id) as minid',
					$user,
					__METHOD__,
					array( 'GROUP BY' => 'rev_page', 'ORDER BY' => 'minid DESC', 'LIMIT' => $count )
				);
				while ( $row = $dbr->fetchRow( $res ) ) {
					$title = Title::newFromId( $row['rev_page'] );
					if ( is_object( $title ) ) {
						$page = utf8_decode( $title->getPrefixedText() );
						$items[] = $format."[[:$page|$page]]";
					}
				}
				$dbr->freeResult( $res );
			break;
 
			default: $items[] = 'Bad activity type specified!';
		}
 
		return join("\n", $items);
	}
}
 
/**
 * Called from $wgExtensionFunctions array when initialising extensions
 */
function efSetupRecentActivity() {
	global $egRecentActivity;
	$egRecentActivity = new RecentActivity();
}
 
/**
 * Register magic words
 */
function efRecentActivityLanguageGetMagic(&$magicWords, $langCode = 0) {
	global $egRecentActivityMagic;
	$magicWords[$egRecentActivityMagic]   = array($langCode, $egRecentActivityMagic);
	return true;
}