From b9b85843572bf283f48285001e276ba7e61b63f6 Mon Sep 17 00:00:00 2001 From: Pierre Schmitz Date: Sun, 22 Feb 2009 13:37:51 +0100 Subject: updated to MediaWiki 1.14.0 --- includes/api/ApiQueryDuplicateFiles.php | 164 ++++++++++++++++++++++++++++++++ 1 file changed, 164 insertions(+) create mode 100644 includes/api/ApiQueryDuplicateFiles.php (limited to 'includes/api/ApiQueryDuplicateFiles.php') diff --git a/includes/api/ApiQueryDuplicateFiles.php b/includes/api/ApiQueryDuplicateFiles.php new file mode 100644 index 00000000..5f7d7ee0 --- /dev/null +++ b/includes/api/ApiQueryDuplicateFiles.php @@ -0,0 +1,164 @@ +,@home.nl + * + * 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., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * http://www.gnu.org/copyleft/gpl.html + */ + +if (!defined('MEDIAWIKI')) { + // Eclipse helper - will be ignored in production + require_once ("ApiQueryBase.php"); +} + +/** + * A query module to list duplicates of the given file(s) + * + * @ingroup API + */ +class ApiQueryDuplicateFiles extends ApiQueryGeneratorBase { + + public function __construct($query, $moduleName) { + parent :: __construct($query, $moduleName, 'df'); + } + + public function execute() { + $this->run(); + } + + public function executeGenerator($resultPageSet) { + $this->run($resultPageSet); + } + + private function run($resultPageSet = null) { + $params = $this->extractRequestParams(); + $namespaces = $this->getPageSet()->getAllTitlesByNamespace(); + if ( empty( $namespaces[NS_FILE] ) ) { + return; + } + $images = $namespaces[NS_FILE]; + + $this->addTables('image', 'i1'); + $this->addTables('image', 'i2'); + $this->addFields(array( + 'i1.img_name AS orig_name', + 'i2.img_name AS dup_name', + 'i2.img_user_text AS dup_user_text', + 'i2.img_timestamp AS dup_timestamp' + )); + $this->addWhere(array( + 'i1.img_name' => array_keys($images), + 'i1.img_sha1 = i2.img_sha1', + 'i1.img_name != i2.img_name', + )); + if(isset($params['continue'])) + { + $cont = explode('|', $params['continue']); + if(count($cont) != 2) + $this->dieUsage("Invalid continue param. You should pass the " . + "original value returned by the previous query", "_badcontinue"); + $orig = $this->getDB()->strencode($this->titleTokey($cont[0])); + $dup = $this->getDB()->strencode($this->titleToKey($cont[1])); + $this->addWhere("i1.img_name > '$orig' OR ". + "(i1.img_name = '$orig' AND ". + "i2.img_name >= '$dup')"); + } + $this->addOption('ORDER BY', 'i1.img_name'); + $this->addOption('LIMIT', $params['limit'] + 1); + + $res = $this->select(__METHOD__); + $db = $this->getDB(); + $count = 0; + $data = array(); + $titles = array(); + $lastName = ''; + while($row = $db->fetchObject($res)) + { + if(++$count > $params['limit']) + { + // We've reached the one extra which shows that + // there are additional pages to be had. Stop here... + $this->setContinueEnumParameter('continue', + $this->keyToTitle($row->orig_name) . '|' . + $this->keyToTitle($row->dup_name)); + break; + } + if(!is_null($resultPageSet)) + $titles[] = Title::makeTitle(NS_FILE, $row->dup_name); + else + { + if($row->orig_name != $lastName) + { + if($lastName != '') + { + $this->addPageSubItems($images[$lastName], $data); + $data = array(); + } + $lastName = $row->orig_name; + } + + $data[] = array( + 'name' => $row->dup_name, + 'user' => $row->dup_user_text, + 'timestamp' => wfTimestamp(TS_ISO_8601, $row->dup_timestamp) + ); + } + } + if(!is_null($resultPageSet)) + $resultPageSet->populateFromTitles($titles); + else if($lastName != '') + $this->addPageSubItems($images[$lastName], $data); + $db->freeResult($res); + } + + public function getAllowedParams() { + return array ( + 'limit' => array( + ApiBase :: PARAM_DFLT => 10, + ApiBase :: PARAM_TYPE => 'limit', + ApiBase :: PARAM_MIN => 1, + ApiBase :: PARAM_MAX => ApiBase :: LIMIT_BIG1, + ApiBase :: PARAM_MAX2 => ApiBase :: LIMIT_BIG2 + ), + 'continue' => null, + ); + } + + public function getParamDescription() { + return array ( + 'limit' => 'How many files to return', + 'continue' => 'When more results are available, use this to continue', + ); + } + + public function getDescription() { + return 'List all files that are duplicates of the given file(s).'; + } + + protected function getExamples() { + return array ( 'api.php?action=query&titles=Image:Albert_Einstein_Head.jpg&prop=duplicatefiles', + 'api.php?action=query&generator=allimages&prop=duplicatefiles', + ); + } + + public function getVersion() { + return __CLASS__ . ': $Id: ApiQueryDuplicateFiles.php 44121 2008-12-01 17:14:30Z vyznev $'; + } +} -- cgit v1.2.3-54-g00ecf