includes/api/ApiParse.php

   1 <?php
   2
   3 /*
   4  * Created on Dec 01, 2007
   5  *
   6  * API for MediaWiki 1.8+
   7  *
   8  * Copyright (C) 2007 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 ("ApiBase.php");
  29 }
  30
  31 /**
  32  * @addtogroup API
  33  */
  34 class ApiParse extends ApiBase {
  35
  36         public function __construct($main, $action) {
  37                 parent :: __construct($main, $action);
  38         }
  39
  40         public function execute() {
  41                 // Get parameters
  42                 $params = $this->extractRequestParams();
  43                 $text = $params['text'];
  44                 $title = $params['title'];
  45                 $retval = '';
  46
  47                 //Create title for parser
  48                 $title_obj = Title :: newFromText($params['title']);
  49                 if(!$title_obj)
  50                         $title_obj = Title :: newFromText("API");       //  Default title is "API". For example, ExpandTemplates uses "ExpendTemplates" for it
  51
  52                 // Parse text
  53                 global $wgParser;
  54                 $p_result = $wgParser->parse( $text, $title_obj, new ParserOptions() );
  55
  56                 // Return result
  57                 $result = $this->getResult();
  58                 $result_array = array(
  59                         'text' => array(),
  60                         'langlinks' => $this->formatLangLinks( $p_result->getLanguageLinks() ),
  61                         'categories' => $this->formatCategoryLinks( $p_result->getCategories() ),
  62                         'links' => $this->formatLinks( $p_result->getLinks() ),
  63                         'templates' => $this->formatLinks( $p_result->getTemplates() ),
  64                         'images' => array_keys( $p_result->getImages() ),
  65                         'externallinks' => array_keys( $p_result->getExternalLinks() ),
  66                 );
  67                 $result_mapping = array(
  68                         'langlinks' => 'll',
  69                         'categories' => 'cl',
  70                         'links' => 'pl',
  71                         'templates' => 'tl',
  72                         'images' => 'img',
  73                         'externallinks' => 'el',
  74                 );
  75                 $this->setIndexedTagNames( $result_array, $result_mapping );
  76                 $result->setContent( $result_array['text'], $p_result->getText() );
  77                 $result->addValue( null, $this->getModuleName(), $result_array );
  78         }
  79
  80         private function formatLangLinks( $links ) {
  81                 $result = array();
  82                 foreach( $links as $link ) {
  83                         $entry = array();
  84                         $bits = split( ':', $link, 2 );
  85                         $entry['lang'] = $bits[0];
  86                         $this->getResult()->setContent( $entry, $bits[1] );
  87                         $result[] = $entry;
  88                 }
  89                 return $result;
  90         }
  91
  92         private function formatCategoryLinks( $links ) {
  93                 $result = array();
  94                 foreach( $links as $link => $sortkey ) {
  95                         $entry = array();
  96                         $entry['sortkey'] = $sortkey;
  97                         $this->getResult()->setContent( $entry, $link );
  98                         $result[] = $entry;
  99                 }
 100                 return $result;
 101         }
 102
 103         private function formatLinks( $links ) {
 104                 $result = array();
 105                 foreach( $links as $ns => $nslinks ) {
 106                         foreach( $nslinks as $title => $id ) {
 107                                 $entry = array();
 108                                 $entry['ns'] = $ns;
 109                                 $this->getResult()->setContent( $entry, Title::makeTitle( $ns, $title )->getFullText() );
 110                                 if( $id != 0 )
 111                                         $entry['exists'] = '';
 112                                 $result[] = $entry;
 113                         }
 114                 }
 115                 return $result;
 116         }
 117
 118         private function setIndexedTagNames( &$array, $mapping ) {
 119                 foreach( $mapping as $key => $name ) {
 120                         if( isset( $array[$key] ) )
 121                                 $this->getResult()->setIndexedTagName( $array[$key], $name );
 122                 }
 123         }
 124
 125         protected function getAllowedParams() {
 126                 return array (
 127                         'title' => array(
 128                                 ApiBase :: PARAM_DFLT => 'API',
 129                         ),
 130                         'text' => null
 131                 );
 132         }
 133
 134         protected function getParamDescription() {
 135                 return array (
 136                         'text' => 'Wikitext to parse',
 137                         'title' => 'Title of page',
 138                 );
 139         }
 140
 141         protected function getDescription() {
 142                 return 'This module parses wikitext and returns parser output';
 143         }
 144
 145         protected function getExamples() {
 146                 return array (
 147                         'api.php?action=parse&text={{Project:Sandbox}}'
 148                 );
 149         }
 150
 151         public function getVersion() {
 152                 return __CLASS__ . ': $Id$';
 153         }
 154 }
 155