From c1f9b1f7b1b77776192048005dcc66dcf3df2bfb Mon Sep 17 00:00:00 2001
From: Pierre Schmitz <pierre@archlinux.de>
Date: Sat, 27 Dec 2014 15:41:37 +0100
Subject: Update to MediaWiki 1.24.1

---
 includes/specials/SpecialPageLanguage.php | 195 ++++++++++++++++++++++++++++++
 1 file changed, 195 insertions(+)
 create mode 100644 includes/specials/SpecialPageLanguage.php

(limited to 'includes/specials/SpecialPageLanguage.php')

diff --git a/includes/specials/SpecialPageLanguage.php b/includes/specials/SpecialPageLanguage.php
new file mode 100644
index 00000000..2acf23cd
--- /dev/null
+++ b/includes/specials/SpecialPageLanguage.php
@@ -0,0 +1,195 @@
+<?php
+/**
+ * Implements Special:PageLanguage
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ * http://www.gnu.org/copyleft/gpl.html
+ *
+ * @file
+ * @ingroup SpecialPage
+ * @author Kunal Grover
+ * @since 1.24
+ */
+
+/**
+ * Special page for changing the content language of a page
+ *
+ * @ingroup SpecialPage
+ */
+class SpecialPageLanguage extends FormSpecialPage {
+	/**
+	 * @var string URL to go to if language change successful
+	 */
+	private $goToUrl;
+
+	public function __construct() {
+		parent::__construct( 'PageLanguage', 'pagelang' );
+	}
+
+	protected function preText() {
+		$this->getOutput()->addModules( 'mediawiki.special.pageLanguage' );
+	}
+
+	protected function getFormFields() {
+		// Get default from the subpage of Special page
+		$defaultName = $this->par;
+
+		$page = array();
+		$page['pagename'] = array(
+			'type' => 'text',
+			'label-message' => 'pagelang-name',
+			'default' => $defaultName,
+		);
+
+		// Options for whether to use the default language or select language
+		$selectoptions = array(
+			(string)$this->msg( 'pagelang-use-default' )->escaped() => 1,
+			(string)$this->msg( 'pagelang-select-lang' )->escaped() => 2,
+		);
+		$page['selectoptions'] = array(
+			'id' => 'mw-pl-options',
+			'type' => 'radio',
+			'options' => $selectoptions,
+			'default' => 1
+		);
+
+		// Building a language selector
+		$userLang = $this->getLanguage()->getCode();
+		$languages = Language::fetchLanguageNames( $userLang, 'mwfile' );
+		ksort( $languages );
+		$options = array();
+		foreach ( $languages as $code => $name ) {
+			$options["$code - $name"] = $code;
+		}
+
+		$page['language'] = array(
+			'id' => 'mw-pl-languageselector',
+			'cssclass' => 'mw-languageselector',
+			'type' => 'select',
+			'options' => $options,
+			'label-message' => 'pagelang-language',
+			'default' => $this->getConfig()->get( 'LanguageCode' ),
+		);
+
+		return $page;
+	}
+
+	protected function postText() {
+		return $this->showLogFragment( $this->par );
+	}
+
+	public function alterForm( HTMLForm $form ) {
+		$form->setDisplayFormat( 'vform' );
+		$form->setWrapperLegend( false );
+		wfRunHooks( 'LanguageSelector', array( $this->getOutput(), 'mw-languageselector' ) );
+	}
+
+	/**
+	 *
+	 * @param array $data
+	 * @return bool
+	 */
+	public function onSubmit( array $data ) {
+		$title = Title::newFromText( $data['pagename'] );
+
+		// Check if title is valid
+		if ( !$title ) {
+			return false;
+		}
+
+		// Get the default language for the wiki
+		// Returns the default since the page is not loaded from DB
+		$defLang = $title->getPageLanguage()->getCode();
+
+		$pageId = $title->getArticleID();
+
+		// Check if article exists
+		if ( !$pageId ) {
+			return false;
+		}
+
+		// Load the page language from DB
+		$dbw = wfGetDB( DB_MASTER );
+		$langOld = $dbw->selectField(
+			'page',
+			'page_lang',
+			array( 'page_id' => $pageId ),
+			__METHOD__
+		);
+
+		// Url to redirect to after the operation
+		$this->goToUrl = $title->getFullURL();
+
+		// Check if user wants to use default language
+		if ( $data['selectoptions'] == 1 ) {
+			$langNew = null;
+		} else {
+			$langNew = $data['language'];
+		}
+
+		// No change in language
+		if ( $langNew === $langOld ) {
+			return false;
+		}
+
+		// Hardcoded [def] if the language is set to null
+		$logOld = $langOld ? $langOld : $defLang . '[def]';
+		$logNew = $langNew ? $langNew : $defLang . '[def]';
+
+		// Writing new page language to database
+		$dbw = wfGetDB( DB_MASTER );
+		$dbw->update(
+			'page',
+			array( 'page_lang' => $langNew ),
+			array(
+				'page_id' => $pageId,
+				'page_lang' => $langOld
+			),
+			__METHOD__
+		);
+
+		if ( !$dbw->affectedRows() ) {
+			return false;
+		}
+
+		// Logging change of language
+		$logParams = array(
+			'4::oldlanguage' => $logOld,
+			'5::newlanguage' => $logNew
+		);
+		$entry = new ManualLogEntry( 'pagelang', 'pagelang' );
+		$entry->setPerformer( $this->getUser() );
+		$entry->setTarget( $title );
+		$entry->setParameters( $logParams );
+
+		$logid = $entry->insert();
+		$entry->publish( $logid );
+
+		return true;
+	}
+
+	public function onSuccess() {
+		// Success causes a redirect
+		$this->getOutput()->redirect( $this->goToUrl );
+	}
+
+	function showLogFragment( $title ) {
+		$moveLogPage = new LogPage( 'pagelang' );
+		$out1 = Xml::element( 'h2', null, $moveLogPage->getName()->text() );
+		$out2 = '';
+		LogEventsList::showLogExtract( $out2, 'pagelang', $title );
+		return $out1 . $out2;
+	}
+}
-- 
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