Forgot to svn add it
authorVictor Vasiliev <vasilievvv@users.mediawiki.org>
Mon, 17 Mar 2008 09:16:38 +0000 (09:16 +0000)
committerVictor Vasiliev <vasilievvv@users.mediawiki.org>
Mon, 17 Mar 2008 09:16:38 +0000 (09:16 +0000)
includes/api/ApiQueryAllimages.php [new file with mode: 0644]

diff --git a/includes/api/ApiQueryAllimages.php b/includes/api/ApiQueryAllimages.php
new file mode 100644 (file)
index 0000000..527abea
--- /dev/null
@@ -0,0 +1,204 @@
+<?php
+
+/*
+ * Created on Mar 16, 2008
+ *
+ * API for MediaWiki 1.12+
+ *
+ * Copyright (C) 2008 Vasiliev Victor vasilvv@gmail.com,
+ * based on ApiQueryAllpages.php
+ *
+ * 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');
+}
+
+/**
+ * Query module to enumerate all available pages.
+ * 
+ * @addtogroup API
+ */
+class ApiQueryAllimages extends ApiQueryGeneratorBase {
+
+       public function __construct($query, $moduleName) {
+               parent :: __construct($query, $moduleName, 'ai');
+       }
+
+       public function execute() {
+               $this->run();
+       }
+
+       public function executeGenerator($resultPageSet) {
+               if ($resultPageSet->isResolvingRedirects())
+                       $this->dieUsage('Use "gaifilterredir=nonredirects" option instead of "redirects" when using allpages as a generator', 'params');
+
+               $this->run($resultPageSet);
+       }
+
+       private function run($resultPageSet = null) {
+
+               $db = $this->getDB();
+
+               $params = $this->extractRequestParams();
+               
+               // Image filters
+               if (!is_null($params['from']))
+                       $this->addWhere('img_name>=' . $db->addQuotes(ApiQueryBase :: titleToKey($params['from'])));
+               if (isset ($params['prefix']))
+                       $this->addWhere("img_name LIKE '" . $db->escapeLike(ApiQueryBase :: titleToKey($params['prefix'])) . "%'");
+
+               if (isset ($params['minsize'])) {
+                       $this->addWhere('img_size>=' . intval($params['minsize']));
+               }
+               
+               if (isset ($params['maxsize'])) {
+                       $this->addWhere('img_size<=' . intval($params['maxsize']));
+               }
+
+               $sha1 = false;
+               if( isset( $params['sha1'] ) ) {
+                       $sha1 = wfBaseConvert( $params['sha1'], 16, 36, 31 );
+               } elseif( isset( $params['sha1base36'] ) ) {
+                       $sha1 = $params['sha1base36'];
+               }
+               if( $sha1 ) {
+                       $this->addWhere( 'img_sha1=' . $db->addQuotes( $sha1 ) );
+               }
+
+               $this->addTables('image');
+
+               $this->addFields(array (
+                               'img_name',
+                               'img_size',
+                               'img_width',
+                               'img_height',
+                               'img_major_mime',
+                               'img_minor_mime',
+                               'img_timestamp',
+                               'img_sha1',
+               ));
+
+               $limit = $params['limit'];
+               $this->addOption('LIMIT', $limit+1);
+               $this->addOption('ORDER BY', 'img_name' .
+                                               ($params['dir'] == 'descending' ? ' DESC' : ''));
+
+               $res = $this->select(__METHOD__);
+
+               $data = array ();
+               $count = 0;
+               while ($row = $db->fetchObject($res)) {
+                       if (++ $count > $limit) {
+                               // We've reached the one extra which shows that there are additional pages to be had. Stop here...
+                               // TODO: Security issue - if the user has no right to view next title, it will still be shown
+                               $this->setContinueEnumParameter('from', ApiQueryBase :: keyToTitle($row->img_name));
+                               break;
+                       }
+
+                       if (is_null($resultPageSet)) {
+                               $file = wfLocalFile( $row->img_name );
+                               $item = array(
+                                       'name' => $row->img_name,
+                                       'size' => $file->getSize(),
+                                       'width' => $file->getWidth(),
+                                       'height' => $file->getHeight(),
+                                       'mime' => $row->img_major_mime . '/' . $row->img_minor_mime,
+                                       'sha1' => wfBaseConvert( $file->getSha1(), 36, 16, 31 ),
+                                       'timestamp' => wfTimestamp(TS_ISO_8601, $file->getTimestamp()),
+                                       'url' => $file->getFullUrl()
+                               );
+                       } else {
+                               $data[] = Title::makeTitle( NS_IMAGE, $row->img_name );
+                       }
+               }
+               $db->freeResult($res);
+
+               if (is_null($resultPageSet)) {
+                       $result = $this->getResult();
+                       $result->setIndexedTagName($data, 'img');
+                       $result->addValue('query', $this->getModuleName(), $data);
+               } else {
+                       $resultPageSet->populateFromTitles( $data );
+               }
+       }
+
+       public function getAllowedParams() {
+               global $wgRestrictionTypes, $wgRestrictionLevels;
+               
+               return array (
+                       'from' => null,
+                       'prefix' => null,
+                       'minsize' => array (
+                               ApiBase :: PARAM_TYPE => 'integer',
+                       ), 
+                       'maxsize' => array (
+                               ApiBase :: PARAM_TYPE => 'integer',
+                       ), 
+                       '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
+                       ),
+                       'dir' => array (
+                               ApiBase :: PARAM_DFLT => 'ascending',
+                               ApiBase :: PARAM_TYPE => array (
+                                       'ascending',
+                                       'descending'
+                               )
+                       ),
+                       'sha1' => null,
+                       'sha1base36' => null,
+               );
+       }
+
+       public function getParamDescription() {
+               return array (
+                       'from' => 'The image title to start enumerating from.',
+                       'prefix' => 'Search for all image titles that begin with this value.',
+                       'dir' => 'The direction in which to list',
+                       'minsize' => 'Limit to images with at least this many bytes',
+                       'maxsize' => 'Limit to images with at most this many bytes',
+                       'limit' => 'How many total pages to return.',
+                       'sha1' => 'SHA1 hash of image',
+                       'sha1base36' => 'SHA1 hash of image in base 36 (used in MediaWiki)'
+               );
+       }
+
+       public function getDescription() {
+               return 'Enumerate all images sequentially';
+       }
+
+       protected function getExamples() {
+               return array (
+                       'Simple Use',
+                       ' Show a list of images starting at the letter "B"',
+                       '  api.php?action=query&list=allimages&apfrom=B',
+                       'Using as Generator',
+                       ' Show info about 4 images starting at the letter "T"',
+                       '  api.php?action=query&generator=allimages&gailimit=4&gaifrom=T&prop=imageinfo',
+               );
+       }
+
+       public function getVersion() {
+               return __CLASS__ . ': $Id$';
+       }
+}
+