From ca32f08966f1b51fcb19460f0996bb0c4048e6fe Mon Sep 17 00:00:00 2001
From: Pierre Schmitz <pierre@archlinux.de>
Date: Sat, 3 Dec 2011 13:29:22 +0100
Subject: Update to MediaWiki 1.18.0

* also update ArchLinux skin to chagnes in MonoBook
* Use only css to hide our menu bar when printing
---
 includes/WikiFilePage.php | 139 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 139 insertions(+)
 create mode 100644 includes/WikiFilePage.php

(limited to 'includes/WikiFilePage.php')

diff --git a/includes/WikiFilePage.php b/includes/WikiFilePage.php
new file mode 100644
index 00000000..6727a8cd
--- /dev/null
+++ b/includes/WikiFilePage.php
@@ -0,0 +1,139 @@
+<?php
+/**
+ * Special handling for file pages
+ *
+ * @ingroup Media
+ */
+class WikiFilePage extends WikiPage {
+	protected $mFile = false; 				// !< File object
+	protected $mRepo = null;			    // !<
+	protected $mFileLoaded = false;		    // !<
+	protected $mDupes = null;				// !<
+
+	function __construct( $title ) {
+		parent::__construct( $title );
+		$this->mDupes = null;
+		$this->mRepo = null;
+	}
+
+	public function getActionOverrides() {
+		return array( 'revert' => 'RevertFileAction' );
+	}
+
+	/**
+	 * @param $file File:
+	 * @return void
+	 */
+	public function setFile( $file ) {
+		$this->mFile = $file;
+		$this->mFileLoaded = true;
+	}
+
+	protected function loadFile() {
+		if ( $this->mFileLoaded ) {
+			return true;
+		}
+		$this->mFileLoaded = true;
+
+		$this->mFile = false;
+		if ( !$this->mFile ) {
+			$this->mFile = wfFindFile( $this->mTitle );
+			if ( !$this->mFile ) {
+				$this->mFile = wfLocalFile( $this->mTitle ); // always a File
+			}
+		}
+		$this->mRepo = $this->mFile->getRepo();
+	}
+
+	public function getRedirectTarget() {
+		$this->loadFile();
+		if ( $this->mFile->isLocal() ) {
+			return parent::getRedirectTarget();
+		}
+		// Foreign image page
+		$from = $this->mFile->getRedirected();
+		$to = $this->mFile->getName();
+		if ( $from == $to ) {
+			return null;
+		}
+		return $this->mRedirectTarget = Title::makeTitle( NS_FILE, $to );
+	}
+
+	public function followRedirect() {
+		$this->loadFile();
+		if ( $this->mFile->isLocal() ) {
+			return parent::followRedirect();
+		}
+		$from = $this->mFile->getRedirected();
+		$to = $this->mFile->getName();
+		if ( $from == $to ) {
+			return false;
+		}
+		return Title::makeTitle( NS_FILE, $to );
+	}
+
+	public function isRedirect( $text = false ) {
+		$this->loadFile();
+		if ( $this->mFile->isLocal() ) {
+			return parent::isRedirect( $text );
+		}
+			
+		return (bool)$this->mFile->getRedirected();
+	}
+
+	public function isLocal() {
+		$this->loadFile();
+		return $this->mFile->isLocal();
+	}
+
+	public function getFile() {
+		$this->loadFile();
+		return $this->mFile;
+	}
+
+	public function getDuplicates() {
+		$this->loadFile();
+		if ( !is_null( $this->mDupes ) ) {
+			return $this->mDupes;
+		}
+		$hash = $this->mFile->getSha1();
+		if ( !( $hash ) ) {
+			return $this->mDupes = array();
+		}
+		$dupes = RepoGroup::singleton()->findBySha1( $hash );
+		// Remove duplicates with self and non matching file sizes
+		$self = $this->mFile->getRepoName() . ':' . $this->mFile->getName();
+		$size = $this->mFile->getSize();
+		foreach ( $dupes as $index => $file ) {
+			$key = $file->getRepoName() . ':' . $file->getName();
+			if ( $key == $self ) {
+				unset( $dupes[$index] );
+			}
+			if ( $file->getSize() != $size ) {
+				unset( $dupes[$index] );
+			}
+		}
+		$this->mDupes = $dupes;
+		return $this->mDupes;
+	}
+
+	/**
+	 * Override handling of action=purge
+	 */
+	public function doPurge() {
+		$this->loadFile();
+		if ( $this->mFile->exists() ) {
+			wfDebug( 'ImagePage::doPurge purging ' . $this->mFile->getName() . "\n" );
+			$update = new HTMLCacheUpdate( $this->mTitle, 'imagelinks' );
+			$update->doUpdate();
+			$this->mFile->upgradeRow();
+			$this->mFile->purgeCache();
+		} else {
+			wfDebug( 'ImagePage::doPurge no image for ' . $this->mFile->getName() . "; limiting purge to cache only\n" );
+			// even if the file supposedly doesn't exist, force any cached information
+			// to be updated (in case the cached information is wrong)
+			$this->mFile->purgeCache();
+		}
+		parent::doPurge();
+	}
+}
-- 
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