From 08aa4418c30cfc18ccc69a0f0f9cb9e17be6c196 Mon Sep 17 00:00:00 2001
From: Pierre Schmitz <pierre@archlinux.de>
Date: Mon, 12 Aug 2013 09:28:15 +0200
Subject: Update to MediaWiki 1.21.1

---
 includes/media/SVG.php | 67 ++++++++++++++++++++++++++++++--------------------
 1 file changed, 41 insertions(+), 26 deletions(-)

(limited to 'includes/media/SVG.php')

diff --git a/includes/media/SVG.php b/includes/media/SVG.php
index 55fa5547..cddab51d 100644
--- a/includes/media/SVG.php
+++ b/includes/media/SVG.php
@@ -120,6 +120,12 @@ class SvgHandler extends ImageHandler {
 			return new ThumbnailImage( $image, $dstUrl, $dstPath, $params );
 		}
 
+		$metadata = $this->unpackMetadata( $image->getMetadata() );
+		if ( isset( $metadata['error'] ) ) { // sanity check
+			$err = wfMessage( 'svg-long-error', $metadata['error']['message'] )->text();
+			return new MediaTransformError( 'thumbnail_error', $clientWidth, $clientHeight, $err );
+		}
+
 		if ( !wfMkdirParents( dirname( $dstPath ), null, __METHOD__ ) ) {
 			return new MediaTransformError( 'thumbnail_error', $clientWidth, $clientHeight,
 				wfMessage( 'thumbnail_dest_directory' )->text() );
@@ -127,7 +133,7 @@ class SvgHandler extends ImageHandler {
 
 		$srcPath = $image->getLocalRefPath();
 		$status = $this->rasterize( $srcPath, $dstPath, $physicalWidth, $physicalHeight );
-		if( $status === true ) {
+		if ( $status === true ) {
 			return new ThumbnailImage( $image, $dstUrl, $dstPath, $params );
 		} else {
 			return $status; // MediaTransformError
@@ -135,14 +141,15 @@ class SvgHandler extends ImageHandler {
 	}
 
 	/**
-	* Transform an SVG file to PNG
-	* This function can be called outside of thumbnail contexts
-	* @param string $srcPath
-	* @param string $dstPath
-	* @param string $width
-	* @param string $height
-	* @return bool|MediaTransformError
-	*/
+	 * Transform an SVG file to PNG
+	 * This function can be called outside of thumbnail contexts
+	 * @param string $srcPath
+	 * @param string $dstPath
+	 * @param string $width
+	 * @param string $height
+	 * @throws MWException
+	 * @return bool|MediaTransformError
+	 */
 	public function rasterize( $srcPath, $dstPath, $width, $height ) {
 		global $wgSVGConverters, $wgSVGConverter, $wgSVGConverterPath;
 		$err = false;
@@ -163,14 +170,14 @@ class SvgHandler extends ImageHandler {
 				$cmd = str_replace(
 					array( '$path/', '$width', '$height', '$input', '$output' ),
 					array( $wgSVGConverterPath ? wfEscapeShellArg( "$wgSVGConverterPath/" ) : "",
-						   intval( $width ),
-						   intval( $height ),
-						   wfEscapeShellArg( $srcPath ),
-						   wfEscapeShellArg( $dstPath ) ),
+						intval( $width ),
+						intval( $height ),
+						wfEscapeShellArg( $srcPath ),
+						wfEscapeShellArg( $dstPath ) ),
 					$wgSVGConverters[$wgSVGConverter]
 				) . " 2>&1";
 				wfProfileIn( 'rsvg' );
-				wfDebug( __METHOD__.": $cmd\n" );
+				wfDebug( __METHOD__ . ": $cmd\n" );
 				$err = wfShellExec( $cmd, $retval );
 				wfProfileOut( 'rsvg' );
 			}
@@ -178,7 +185,7 @@ class SvgHandler extends ImageHandler {
 		$removed = $this->removeBadFile( $dstPath, $retval );
 		if ( $retval != 0 || $removed ) {
 			wfDebugLog( 'thumbnail', sprintf( 'thumbnail failed on %s: error %d "%s" from "%s"',
-					wfHostname(), $retval, trim($err), $cmd ) );
+					wfHostname(), $retval, trim( $err ), $cmd ) );
 			return new MediaTransformError( 'thumbnail_error', $width, $height, $err );
 		}
 		return true;
@@ -213,6 +220,8 @@ class SvgHandler extends ImageHandler {
 		if ( isset( $metadata['width'] ) && isset( $metadata['height'] ) ) {
 			return array( $metadata['width'], $metadata['height'], 'SVG',
 					"width=\"{$metadata['width']}\" height=\"{$metadata['height']}\"" );
+		} else { // error
+			return array( 0, 0, 'SVG', "width=\"0\" height=\"0\"" );
 		}
 	}
 
@@ -231,6 +240,12 @@ class SvgHandler extends ImageHandler {
 	 */
 	function getLongDesc( $file ) {
 		global $wgLang;
+
+		$metadata = $this->unpackMetadata( $file->getMetadata() );
+		if ( isset( $metadata['error'] ) ) {
+			return wfMessage( 'svg-long-error', $metadata['error']['message'] )->text();
+		}
+
 		$size = $wgLang->formatSize( $file->getSize() );
 
 		if ( $this->isAnimatedImage( $file ) ) {
@@ -239,23 +254,23 @@ class SvgHandler extends ImageHandler {
 			$msg = wfMessage( 'svg-long-desc' );
 		}
 
-		$msg->numParams(
-			$file->getWidth(),
-			$file->getHeight()
-		);
-		$msg->Params( $size );
+		$msg->numParams( $file->getWidth(), $file->getHeight() )->params( $size );
+
 		return $msg->parse();
 	}
 
 	function getMetadata( $file, $filename ) {
+		$metadata = array( 'version' => self::SVG_METADATA_VERSION );
 		try {
-			$metadata = SVGMetadataExtractor::getMetadata( $filename );
-		} catch( Exception $e ) {
- 			// Broken file?
+			$metadata += SVGMetadataExtractor::getMetadata( $filename );
+		} catch( MWException $e ) { // @TODO: SVG specific exceptions
+			// File not found, broken, etc.
+			$metadata['error'] = array(
+				'message' => $e->getMessage(),
+				'code'    => $e->getCode()
+			);
 			wfDebug( __METHOD__ . ': ' . $e->getMessage() . "\n" );
-			return '0';
 		}
-		$metadata['version'] = self::SVG_METADATA_VERSION;
 		return serialize( $metadata );
 	}
 
@@ -305,7 +320,7 @@ class SvgHandler extends ImageHandler {
 			return false;
 		}
 		$metadata = $this->unpackMetadata( $metadata );
-		if ( !$metadata ) {
+		if ( !$metadata || isset( $metadata['error'] ) ) {
 			return false;
 		}
 
-- 
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