includes/Wiki.php

   1 <?php
   2 /**
   3  * MediaWiki is the to-be base class for this whole project
   4 */
   5
   6
   7 class MediaWiki {
   8
   9         var $params = array();
  10
  11         /**
  12          * Stores parameters (to avoid using globals)
  13          */
  14         function setVal( $key, &$value ) {
  15                 $this->param[strtolower( $key )] = $value;
  16         }
  17
  18         /**
  19          * Retrieves parameters
  20          */
  21         function getVal( $key, $default = "" ) {
  22                 $key = strtolower( $key );
  23                 if( isset( $this->params[$key] ) ) {
  24                         return $this->params[$key];
  25                 }
  26                 return $default;
  27         }
  28
  29         /**
  30          * Creates the article to be known as $wgArticle
  31          */
  32         function initializeArticle( &$title, &$request, $action ) {
  33                 // Fix Media namespace
  34                 if( NS_MEDIA == $title->getNamespace() ) {
  35                         $title = Title::makeTitle( NS_IMAGE, $title->getDBkey() );
  36                 }
  37
  38                 $ns = $title->getNamespace();
  39
  40                 // Namespace might change when using redirects
  41                 $article = new Article( $title );
  42                 if($action == 'view' && !$request->getVal( 'oldid' ) ) {
  43                         $rTitle = Title::newFromRedirect( $article->fetchContent() );
  44                         if($rTitle) {
  45                                 # Reload from the page pointed to later
  46                                 $article->mContentLoaded = false;
  47                                 $ns = $rTitle->getNamespace();
  48                                 $wasRedirected = true;
  49                         }
  50                 }
  51
  52                 // Categories and images are handled by a different class
  53                 if( $ns == NS_IMAGE ) {
  54                         $b4 = $title->getPrefixedText();
  55                         unset($article);
  56                         require_once( 'includes/ImagePage.php' );
  57                         $article = new ImagePage( $title );
  58                         if( isset( $wasRedirected ) ) {
  59                                 $article->mTitle = $rTitle;
  60                                 $article->mRedirectedFrom = $b4;
  61                         }
  62                 } elseif( $ns == NS_CATEGORY ) {
  63                         unset($article);
  64                         require_once( 'includes/CategoryPage.php' );
  65                         $article = new CategoryPage( $title );
  66                 }
  67                 return $article;
  68         }
  69
  70         /**
  71          * Performs any of a wide range of passed actions
  72          */
  73         function performAction( $action, &$output, &$article, &$title, &$user, &$request ) {
  74                 switch( $action ) {
  75                         case 'view':
  76                                 $output->setSquidMaxage( $this->getVal('SquidMaxage') );
  77                                 $article->view();
  78                                 break;
  79                         case 'watch':
  80                         case 'unwatch':
  81                         case 'delete':
  82                         case 'revert':
  83                         case 'rollback':
  84                         case 'protect':
  85                         case 'unprotect':
  86                         case 'info':
  87                         case 'markpatrolled':
  88                         case 'validate':
  89                         case 'render':
  90                         case 'deletetrackback':
  91                         case 'purge':
  92                                 $article->$action();
  93                                 break;
  94                         case 'print':
  95                                 $article->view();
  96                                 break;
  97                         case 'dublincore':
  98                                 if( !$this->getVal('EnableDublinCoreRdf') ) {
  99                                         wfHttpError( 403, 'Forbidden', wfMsg( 'nodublincore' ) );
 100                                 } else {
 101                                         require_once( 'includes/Metadata.php' );
 102                                         wfDublinCoreRdf( $article );
 103                                 }
 104                                 break;
 105                         case 'creativecommons':
 106                                 if( !$this->getVal('EnableCreativeCommonsRdf') ) {
 107                                         wfHttpError( 403, 'Forbidden', wfMsg('nocreativecommons') );
 108                                 } else {
 109                                         require_once( 'includes/Metadata.php' );
 110                                         wfCreativeCommonsRdf( $article );
 111                                 }
 112                                 break;
 113                         case 'credits':
 114                                 require_once( 'includes/Credits.php' );
 115                                 showCreditsPage( $article );
 116                                 break;
 117                         case 'submit':
 118                                 if( !$this->getVal('CommandLineMode') && !$request->checkSessionCookie() ) {
 119                                         # Send a cookie so anons get talk message notifications
 120                                         User::SetupSession();
 121                                 }
 122                                 # Continue...
 123                         case 'edit':
 124                                 $internal = $request->getVal( 'internaledit' );
 125                                 $external = $request->getVal( 'externaledit' );
 126                                 $section = $request->getVal( 'section' );
 127                                 $oldid = $request->getVal( 'oldid' );
 128                                 if(!$this->getVal('UseExternalEditor') || $action=='submit' || $internal ||
 129                                    $section || $oldid ||(!$user->getOption('externaleditor') && !$external)) {
 130                                         require_once( 'includes/EditPage.php' );
 131                                         $editor = new EditPage( $article );
 132                                         $editor->submit();
 133                                 } elseif($this->getVal('UseExternalEditor') &&($external || $user->getOption('externaleditor'))) {
 134                                         require_once( 'includes/ExternalEdit.php' );
 135                                         $mode = $request->getVal( 'mode' );
 136                                         $extedit = new ExternalEdit( $article, $mode );
 137                                         $extedit->edit();
 138                                 }
 139                                 break;
 140                         case 'history':
 141                                 if($_SERVER['REQUEST_URI'] == $title->getInternalURL('action=history')) {
 142                                         $output->setSquidMaxage( $this->getVal('SquidMaxage') );
 143                                 }
 144                                 require_once( 'includes/PageHistory.php' );
 145                                 $history = new PageHistory( $article );
 146                                 $history->history();
 147                                 break;
 148                         case 'raw':
 149                                 require_once( 'includes/RawPage.php' );
 150                                 $raw = new RawPage( $article );
 151                                 $raw->view();
 152                                 break;
 153                         default:
 154                                 if(wfRunHooks('UnknownAction', array($action, $article))) {
 155                                         $output->errorpage( 'nosuchaction', 'nosuchactiontext' );
 156                                 }
 157                 }
 158         }
 159
 160 }; # End of class MediaWiki
 161
 162 ?>
 163