1 files changed, 348 insertions, 0 deletions
diff --git a/www/wiki/includes/installer/WebInstallerOutput.php b/www/wiki/includes/installer/WebInstallerOutput.php
new file mode 100644
index 00000000..6a55d696
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+++ b/www/wiki/includes/installer/WebInstallerOutput.php
@@ -0,0 +1,348 @@
+<?php
+/**
+ * Output handler for the web installer.
+ *
+ * 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 Deployment
+ */
+
+/**
+ * Output class modelled on OutputPage.
+ *
+ * I've opted to use a distinct class rather than derive from OutputPage here in
+ * the interests of separation of concerns: if we used a subclass, there would be
+ * quite a lot of things you could do in OutputPage that would break the installer,
+ * that wouldn't be immediately obvious.
+ *
+ * @ingroup Deployment
+ * @since 1.17
+ */
+class WebInstallerOutput {
+
+	/**
+	 * The WebInstaller object this WebInstallerOutput is used by.
+	 *
+	 * @var WebInstaller
+	 */
+	public $parent;
+
+	/**
+	 * Buffered contents that haven't been output yet
+	 * @var string
+	 */
+	private $contents = '';
+
+	/**
+	 * Has the header (or short header) been output?
+	 * @var bool
+	 */
+	private $headerDone = false;
+
+	/**
+	 * @var string
+	 */
+	public $redirectTarget;
+
+	/**
+	 * Does the current page need to allow being used as a frame?
+	 * If not, X-Frame-Options will be output to forbid it.
+	 *
+	 * @var bool
+	 */
+	public $allowFrames = false;
+
+	/**
+	 * Whether to use the limited header (used during CC license callbacks)
+	 * @var bool
+	 */
+	private $useShortHeader = false;
+
+	/**
+	 * @param WebInstaller $parent
+	 */
+	public function __construct( WebInstaller $parent ) {
+		$this->parent = $parent;
+	}
+
+	/**
+	 * @param string $html
+	 */
+	public function addHTML( $html ) {
+		$this->contents .= $html;
+		$this->flush();
+	}
+
+	/**
+	 * @param string $text
+	 */
+	public function addWikiText( $text ) {
+		$this->addHTML( $this->parent->parse( $text ) );
+	}
+
+	/**
+	 * @param string $html
+	 */
+	public function addHTMLNoFlush( $html ) {
+		$this->contents .= $html;
+	}
+
+	/**
+	 * @param string $url
+	 *
+	 * @throws MWException
+	 */
+	public function redirect( $url ) {
+		if ( $this->headerDone ) {
+			throw new MWException( __METHOD__ . ' called after sending headers' );
+		}
+		$this->redirectTarget = $url;
+	}
+
+	public function output() {
+		$this->flush();
+
+		if ( !$this->redirectTarget ) {
+			$this->outputFooter();
+		}
+	}
+
+	/**
+	 * Get the stylesheet of the MediaWiki skin.
+	 *
+	 * @return string
+	 */
+	public function getCSS() {
+		global $wgStyleDirectory;
+
+		$moduleNames = [
+			// See SkinTemplate::setupSkinUserCss
+			'mediawiki.legacy.shared',
+			// See Vector::setupSkinUserCss
+			'mediawiki.skinning.interface',
+		];
+
+		$resourceLoader = new ResourceLoader();
+
+		if ( file_exists( "$wgStyleDirectory/Vector/skin.json" ) ) {
+			// Force loading Vector skin if available as a fallback skin
+			// for whatever ResourceLoader wants to have as the default.
+			$registry = new ExtensionRegistry();
+			$data = $registry->readFromQueue( [
+				"$wgStyleDirectory/Vector/skin.json" => 1,
+			] );
+			if ( isset( $data['globals']['wgResourceModules'] ) ) {
+				$resourceLoader->register( $data['globals']['wgResourceModules'] );
+			}
+
+			$moduleNames[] = 'skins.vector.styles';
+		}
+
+		$moduleNames[] = 'mediawiki.legacy.config';
+
+		$rlContext = new ResourceLoaderContext( $resourceLoader, new FauxRequest( [
+				'debug' => 'true',
+				'lang' => $this->getLanguageCode(),
+				'only' => 'styles',
+		] ) );
+
+		$styles = [];
+		foreach ( $moduleNames as $moduleName ) {
+			/** @var ResourceLoaderFileModule $module */
+			$module = $resourceLoader->getModule( $moduleName );
+			if ( !$module ) {
+				// T98043: Don't fatal, but it won't look as pretty.
+				continue;
+			}
+
+			// Based on: ResourceLoaderFileModule::getStyles (without the DB query)
+			$styles = array_merge( $styles, ResourceLoader::makeCombinedStyles(
+				$module->readStyleFiles(
+					$module->getStyleFiles( $rlContext ),
+					$module->getFlip( $rlContext ),
+					$rlContext
+			) ) );
+		}
+
+		return implode( "\n", $styles );
+	}
+
+	/**
+	 * "<link>" to index.php?css=1 for the "<head>"
+	 *
+	 * @return string
+	 */
+	private function getCssUrl() {
+		return Html::linkedStyle( $_SERVER['PHP_SELF'] . '?css=1' );
+	}
+
+	public function useShortHeader( $use = true ) {
+		$this->useShortHeader = $use;
+	}
+
+	public function allowFrames( $allow = true ) {
+		$this->allowFrames = $allow;
+	}
+
+	public function flush() {
+		if ( !$this->headerDone ) {
+			$this->outputHeader();
+		}
+		if ( !$this->redirectTarget && strlen( $this->contents ) ) {
+			echo $this->contents;
+			flush();
+			$this->contents = '';
+		}
+	}
+
+	/**
+	 * @return string
+	 */
+	public function getDir() {
+		global $wgLang;
+
+		return is_object( $wgLang ) ? $wgLang->getDir() : 'ltr';
+	}
+
+	/**
+	 * @return string
+	 */
+	public function getLanguageCode() {
+		global $wgLang;
+
+		return is_object( $wgLang ) ? $wgLang->getCode() : 'en';
+	}
+
+	/**
+	 * @return string[]
+	 */
+	public function getHeadAttribs() {
+		return [
+			'dir' => $this->getDir(),
+			'lang' => LanguageCode::bcp47( $this->getLanguageCode() ),
+		];
+	}
+
+	/**
+	 * Get whether the header has been output
+	 *
+	 * @return bool
+	 */
+	public function headerDone() {
+		return $this->headerDone;
+	}
+
+	public function outputHeader() {
+		$this->headerDone = true;
+		$this->parent->request->response()->header( 'Content-Type: text/html; charset=utf-8' );
+
+		if ( !$this->allowFrames ) {
+			$this->parent->request->response()->header( 'X-Frame-Options: DENY' );
+		}
+
+		if ( $this->redirectTarget ) {
+			$this->parent->request->response()->header( 'Location: ' . $this->redirectTarget );
+
+			return;
+		}
+
+		if ( $this->useShortHeader ) {
+			$this->outputShortHeader();
+
+			return;
+		}
+?>
+<?php echo Html::htmlHeader( $this->getHeadAttribs() ); ?>
+
+<head>
+	<meta name="robots" content="noindex, nofollow" />
+	<meta http-equiv="Content-type" content="text/html; charset=utf-8" />
+	<title><?php $this->outputTitle(); ?></title>
+	<?php echo $this->getCssUrl() . "\n"; ?>
+	<?php echo $this->getJQuery() . "\n"; ?>
+	<?php echo Html::linkedScript( 'config.js' ) . "\n"; ?>
+</head>
+
+<?php echo Html::openElement( 'body', [ 'class' => $this->getDir() ] ) . "\n"; ?>
+<div id="mw-page-base"></div>
+<div id="mw-head-base"></div>
+<div id="content" class="mw-body">
+<div id="bodyContent" class="mw-body-content">
+
+<h1><?php $this->outputTitle(); ?></h1>
+<?php
+	}
+
+	public function outputFooter() {
+		if ( $this->useShortHeader ) {
+			echo Html::closeElement( 'body' ) . Html::closeElement( 'html' );
+
+			return;
+		}
+?>
+
+</div></div>
+
+<div id="mw-panel">
+	<div class="portal" id="p-logo">
+		<a style="background-image: url(images/installer-logo.png);"
+			href="https://www.mediawiki.org/"
+			title="Main Page"></a>
+	</div>
+<?php
+	$message = wfMessage( 'config-sidebar' )->plain();
+	foreach ( explode( '----', $message ) as $section ) {
+		echo '<div class="portal"><div class="body">';
+		echo $this->parent->parse( $section, true );
+		echo '</div></div>';
+	}
+?>
+</div>
+
+<?php
+		echo Html::closeElement( 'body' ) . Html::closeElement( 'html' );
+	}
+
+	public function outputShortHeader() {
+?>
+<?php echo Html::htmlHeader( $this->getHeadAttribs() ); ?>
+<head>
+	<meta http-equiv="Content-type" content="text/html; charset=utf-8" />
+	<meta name="robots" content="noindex, nofollow" />
+	<title><?php $this->outputTitle(); ?></title>
+	<?php echo $this->getCssUrl() . "\n"; ?>
+	<?php echo $this->getJQuery(); ?>
+	<?php echo Html::linkedScript( 'config.js' ); ?>
+</head>
+
+<body style="background-image: none">
+<?php
+	}
+
+	public function outputTitle() {
+		global $wgVersion;
+		echo wfMessage( 'config-title', $wgVersion )->escaped();
+	}
+
+	/**
+	 * @return string
+	 */
+	public function getJQuery() {
+		return Html::linkedScript( "../resources/lib/jquery/jquery.js" );
+	}
+
+}