1 files changed, 92 insertions, 0 deletions
diff --git a/includes/resourceloader/ResourceLoaderSkinModule.php b/includes/resourceloader/ResourceLoaderSkinModule.php
new file mode 100644
index 00000000..3ba63e68
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+++ b/includes/resourceloader/ResourceLoaderSkinModule.php
@@ -0,0 +1,92 @@
+<?php
+/**
+ * Resource loader module for skin stylesheets.
+ *
+ * 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
+ * @author Timo Tijhof
+ */
+
+class ResourceLoaderSkinModule extends ResourceLoaderFileModule {
+
+	/* Methods */
+
+	/**
+	 * @param $context ResourceLoaderContext
+	 * @return array
+	 */
+	public function getStyles( ResourceLoaderContext $context ) {
+		$logo = $this->getConfig()->get( 'Logo' );
+		$logoHD = $this->getConfig()->get( 'LogoHD' );
+		$styles = parent::getStyles( $context );
+		$styles['all'][] = '.mw-wiki-logo { background-image: ' .
+			CSSMin::buildUrlValue( $logo ) .
+			'; }';
+		if ( $logoHD ) {
+			if ( isset( $logoHD['1.5x'] ) ) {
+				$styles[
+					'(-webkit-min-device-pixel-ratio: 1.5), ' .
+					'(min--moz-device-pixel-ratio: 1.5), ' .
+					'(min-resolution: 1.5dppx), ' .
+					'(min-resolution: 144dpi)'
+				][] = '.mw-wiki-logo { background-image: ' .
+				CSSMin::buildUrlValue( $logoHD['1.5x'] ) .';' .
+				'background-size: 135px auto; }';
+			}
+			if ( isset( $logoHD['2x'] ) ) {
+				$styles[
+					'(-webkit-min-device-pixel-ratio: 2), ' .
+					'(min--moz-device-pixel-ratio: 2),'.
+					'(min-resolution: 2dppx), ' .
+					'(min-resolution: 192dpi)'
+				][] = '.mw-wiki-logo { background-image: ' .
+				CSSMin::buildUrlValue( $logoHD['2x'] ) . ';' .
+				'background-size: 135px auto; }';
+			}
+		}
+		return $styles;
+	}
+
+	/**
+	 * @param $context ResourceLoaderContext
+	 * @return bool
+	 */
+	public function isKnownEmpty( ResourceLoaderContext $context ) {
+		// Regardless of whether the files are specified, we always
+		// provide mw-wiki-logo styles.
+		return false;
+	}
+
+	/**
+	 * @param $context ResourceLoaderContext
+	 * @return int|mixed
+	 */
+	public function getModifiedTime( ResourceLoaderContext $context ) {
+		$parentMTime = parent::getModifiedTime( $context );
+		return max( $parentMTime, $this->getHashMtime( $context ) );
+	}
+
+	/**
+	 * @param $context ResourceLoaderContext
+	 * @return string: Hash
+	 */
+	public function getModifiedHash( ResourceLoaderContext $context ) {
+		$logo = $this->getConfig()->get( 'Logo' );
+		$logoHD = $this->getConfig()->get( 'LogoHD' );
+		return md5( parent::getModifiedHash( $context ) . $logo . json_encode( $logoHD ) );
+	}
+}