+<?php
+/**
+ * Simulation (mock) of a backend storage.
+ *
+ * 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 FileBackend
+ * @author Antoine Musso <hashar@free.fr>
+ */
+
+/**
+ * Class simulating a backend store.
+ *
+ * @ingroup FileBackend
+ * @since 1.22
+ */
+class MockFileBackend extends FileBackendStore {
+
+ protected $mocked = array();
+
+ /** Poor man debugging */
+ protected function debug( $msg = '' ) {
+ wfDebug( wfGetCaller() . "$msg\n" );
+ }
+
+ public function isPathUsableInternal( $storagePath ) {
+ return true;
+ }
+
+ protected function doCreateInternal( array $params ) {
+ if( isset( $params['content'] ) ) {
+ $content = $params['content'];
+ } else {
+ $content = 'Default mocked file content';
+ }
+ $this->debug(serialize($params));
+ $dst = $params['dst'];
+ $this->mocked[$dst] = $content;
+ return Status::newGood();
+ }
+
+ protected function doStoreInternal( array $params ) {
+ $this->debug(serialize($params));
+ return $this->doCreateInternal( $params );
+ }
+
+ protected function doCopyInternal( array $params ) {
+ $this->debug(serialize($params));
+ $src = $params['src'];
+ $dst = $params['dst'];
+ $this->mocked[$dst] = $this->mocked[$src];
+ return Status::newGood();
+ }
+
+ protected function doDeleteInternal( array $params ) {
+ $this->debug(serialize($params));
+ $src = $params['src'];
+ unset( $this->mocked[$src] );
+ return Status::newGood();
+ }
+
+ protected function doGetFileStat( array $params ) {
+ $src = $params['src'];
+ if( array_key_exists( $src, $this->mocked ) ) {
+ $this->debug( "('$src') found" );
+ return array(
+ 'mtime' => wfTimestamp( TS_MW ),
+ 'size' => strlen( $this->mocked[$src] ),
+ # No sha1, stat does not need it.
+ );
+ } else {
+ $this->debug( "('$src') not found" );
+ return false;
+ }
+ }
+
+ protected function doGetLocalCopyMulti( array $params ) {
+ $tmpFiles = array(); // (path => MockFSFile)
+
+ $this->debug( '(' . serialize($params) . ')' );
+ foreach( $params['srcs'] as $src ) {
+ $tmpFiles[$src] = new MockFSFile(
+ wfTempDir() . '/' . wfRandomString(32)
+ );
+ }
+ return $tmpFiles;
+ }
+
+ protected function doDirectoryExists( $container, $dir, array $params ) {
+ $this->debug();
+ return true;
+ }
+
+ public function getDirectoryListInternal( $container, $dir, array $params ) {
+ $this->debug();
+ return array();
+ }
+
+ public function getFileListInternal( $container, $dir, array $params ) {
+ $this->debug();
+ return array();
+ }
+
+ protected function directoriesAreVirtual() {
+ $this->debug();
+ return true;
+ }
+}