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+<?php
+/**
+ * Fake handler for images.
+ *
+ * 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 Media
+ */
+
+class MockBitmapHandler extends BitmapHandler {
+ function doTransform( $image, $dstPath, $dstUrl, $params, $flags = 0 ) {
+ return MockImageHandler::doFakeTransform( $this, $image, $dstPath, $dstUrl, $params, $flags );
+ }
+ function doClientImage( $image, $scalerParams ) {
+ return $this->getClientScalingThumbnailImage( $image, $scalerParams );
+ }
+}
+class MockSvgHandler extends SvgHandler {
+ function doTransform( $image, $dstPath, $dstUrl, $params, $flags = 0 ) {
+ return MockImageHandler::doFakeTransform( $this, $image, $dstPath, $dstUrl, $params, $flags );
+ }
+}
+/**
+ * Mock handler for images.
+ *
+ * This is really intended for unit testing.
+ *
+ * @ingroup Media
+ */
+class MockImageHandler {
+
+ /**
+ * Override BitmapHandler::doTransform() making sure we do not generate
+ * a thumbnail at all. That is merely returning a ThumbnailImage that
+ * will be consumed by the unit test. There is no need to create a real
+ * thumbnail on the filesystem.
+ */
+ static function doFakeTransform( $that, $image, $dstPath, $dstUrl, $params, $flags = 0 ) {
+ # Example of what we receive:
+ # $image: LocalFile
+ # $dstPath: /tmp/transform_7d0a7a2f1a09-1.jpg
+ # $dstUrl : http://example.com/images/thumb/0/09/Bad.jpg/320px-Bad.jpg
+ # $params: width: 320, descriptionUrl http://trunk.dev/wiki/File:Bad.jpg
+
+ $that->normaliseParams( $image, $params );
+
+ $scalerParams = array(
+ # The size to which the image will be resized
+ 'physicalWidth' => $params['physicalWidth'],
+ 'physicalHeight' => $params['physicalHeight'],
+ 'physicalDimensions' => "{$params['physicalWidth']}x{$params['physicalHeight']}",
+ # The size of the image on the page
+ 'clientWidth' => $params['width'],
+ 'clientHeight' => $params['height'],
+ # Comment as will be added to the EXIF of the thumbnail
+ 'comment' => isset( $params['descriptionUrl'] ) ?
+ "File source: {$params['descriptionUrl']}" : '',
+ # Properties of the original image
+ 'srcWidth' => $image->getWidth(),
+ 'srcHeight' => $image->getHeight(),
+ 'mimeType' => $image->getMimeType(),
+ 'dstPath' => $dstPath,
+ 'dstUrl' => $dstUrl,
+ );
+
+ # In some cases, we do not bother generating a thumbnail.
+ if ( !$image->mustRender() &&
+ $scalerParams['physicalWidth'] == $scalerParams['srcWidth']
+ && $scalerParams['physicalHeight'] == $scalerParams['srcHeight']
+ ) {
+ wfDebug( __METHOD__ . ": returning unscaled image\n" );
+ // getClientScalingThumbnailImage is protected
+ return $that->doClientImage( $image, $scalerParams );
+ }
+
+ return new ThumbnailImage( $image, $dstUrl, false, $params );
+ }
+}