includes/api/ApiQueryAllmessages.php

   1 <?php
   2
   3 /*
   4  * Created on Dec 1, 2007
   5  *
   6  * API for MediaWiki 1.8+
   7  *
   8  * Copyright (C) 2006 Yuri Astrakhan <Firstname><Lastname>@gmail.com
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License along
  21  * with this program; if not, write to the Free Software Foundation, Inc.,
  22  * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  23  * http://www.gnu.org/copyleft/gpl.html
  24  */
  25
  26 if (!defined('MEDIAWIKI')) {
  27         // Eclipse helper - will be ignored in production
  28         require_once ('ApiQueryBase.php');
  29 }
  30
  31 /**
  32  * A query action to return messages from site message cache
  33  *
  34  * @ingroup API
  35  */
  36 class ApiQueryAllmessages extends ApiQueryBase {
  37
  38         public function __construct($query, $moduleName) {
  39                 parent :: __construct($query, $moduleName, 'am');
  40         }
  41
  42         public function execute() {
  43                 global $wgMessageCache;
  44                 $params = $this->extractRequestParams();
  45
  46                 if(!is_null($params['lang']))
  47                 {
  48                         global $wgLang;
  49                         $wgLang = Language::factory($params['lang']);
  50                 }
  51
  52
  53                 //Determine which messages should we print
  54                 $messages_target = array();
  55                 if( $params['messages'] == '*' ) {
  56                         $message_names = array_keys( Language::getMessagesFor( 'en' ) );
  57                         sort( $message_names );
  58                         $messages_target = $message_names;
  59                 } else {
  60                         $messages_target = explode( '|', $params['messages'] );
  61                 }
  62
  63                 //Filter messages
  64                 if( isset( $params['filter'] ) ) {
  65                         $messages_filtered = array();
  66                         foreach( $messages_target as $message ) {
  67                                 if( strpos( $message, $params['filter'] ) !== false ) { //!== is used because filter can be at the beginnig of the string
  68                                         $messages_filtered[] = $message;
  69                                 }
  70                         }
  71                         $messages_target = $messages_filtered;
  72                 }
  73
  74                 //Get all requested messages
  75                 $messages = array();
  76                 $skip = !is_null($params['from']);
  77                 foreach( $messages_target as $message ) {
  78                         // Skip all messages up to $params['from']
  79                         if($skip && $message === $params['from'])
  80                                 $skip = false;
  81                         if(!$skip)
  82                                 $messages[$message] = wfMsg( $message );
  83                 }
  84
  85                 //Print the result
  86                 $result = $this->getResult();
  87                 $messages_out = array();
  88                 foreach( $messages as $name => $value ) {
  89                         $message = array();
  90                         $message['name'] = $name;
  91                         if( wfEmptyMsg( $name, $value ) ) {
  92                                 $message['missing'] = '';
  93                         } else {
  94                                 $result->setContent( $message, $value );
  95                         }
  96                         $fit = $result->addValue(array('query', $this->getModuleName()), null, $message);
  97                         if(!$fit)
  98                         {
  99                                 $this->setContinueEnumParameter('from', $name);
 100                                 break;
 101                         }
 102                 }
 103                 $result->setIndexedTagName_internal(array('query', $this->getModuleName()), 'message');
 104         }
 105
 106         public function getAllowedParams() {
 107                 return array (
 108                         'messages' => array (
 109                                 ApiBase :: PARAM_DFLT => '*',
 110                         ),
 111                         'filter' => array(),
 112                         'lang' => null,
 113                         'from' => null,
 114                 );
 115         }
 116
 117         public function getParamDescription() {
 118                 return array (
 119                         'messages' => 'Which messages to output. "*" means all messages',
 120                         'filter' => 'Return only messages that contain this string',
 121                         'lang' => 'Return messages in this language',
 122                         'from' => 'Return messages starting at this message',
 123                 );
 124         }
 125
 126         public function getDescription() {
 127                 return 'Return messages from this site.';
 128         }
 129
 130         protected function getExamples() {
 131                 return array(
 132                         'api.php?action=query&meta=allmessages&amfilter=ipb-',
 133                         'api.php?action=query&meta=allmessages&ammessages=august|mainpage&amlang=de',
 134                         );
 135         }
 136
 137         public function getVersion() {
 138                 return __CLASS__ . ': $Id$';
 139         }
 140 }