includes/ExternalEdit.php

   1 <?php
   2 /**
   3  * External editors support
   4  *
   5  * License: Public domain
   6  *
   7  * @file
   8  * @author Erik Moeller <moeller@scireview.de>
   9  */
  10
  11 /**
  12  * Support for external editors to modify both text and files
  13  * in external applications. It works as follows: MediaWiki
  14  * sends a meta-file with the MIME type 'application/x-external-editor'
  15  * to the client. The user has to associate that MIME type with
  16  * a helper application (a reference implementation in Perl
  17  * can be found in extensions/ee), which will launch the editor,
  18  * and save the modified data back to the server.
  19  *
  20  */
  21 class ExternalEdit {
  22
  23         function __construct( $article, $mode ) {
  24                 global $wgInputEncoding;
  25                 $this->mArticle =& $article;
  26                 $this->mTitle =& $article->mTitle;
  27                 $this->mCharset = $wgInputEncoding;
  28                 $this->mMode = $mode;
  29         }
  30
  31         function edit() {
  32                 global $wgOut, $wgScript, $wgScriptPath, $wgServer, $wgLang;
  33                 $wgOut->disable();
  34                 $name=$this->mTitle->getText();
  35                 $pos=strrpos($name,".")+1;
  36                 header ( "Content-type: application/x-external-editor; charset=".$this->mCharset );
  37                 header( "Cache-control: no-cache" );
  38
  39                 # $type can be "Edit text", "Edit file" or "Diff text" at the moment
  40                 # See the protocol specifications at [[m:Help:External editors/Tech]] for
  41                 # details.
  42                 if(!isset($this->mMode)) {
  43                         $type="Edit text";
  44                         $url=$this->mTitle->getFullURL("action=edit&internaledit=true");
  45                         # *.wiki file extension is used by some editors for syntax
  46                         # highlighting, so we follow that convention
  47                         $extension="wiki";
  48                 } elseif($this->mMode=="file") {
  49                         $type="Edit file";
  50                         $image = wfLocalFile( $this->mTitle );
  51                         $url = $image->getFullURL();
  52                         $extension=substr($name, $pos);
  53                 }
  54                 $special=$wgLang->getNsText(NS_SPECIAL);
  55                 $control = <<<CONTROL
  56 ; You're seeing this file because you're using Mediawiki's External Editor
  57 ; feature. This is probably because you selected use external editor
  58 ; in your preferences. To edit normally, either disable that preference
  59 ; or go to the URL $url .
  60 ; See http://www.mediawiki.org/wiki/Manual:External_editors for details.
  61 [Process]
  62 Type=$type
  63 Engine=MediaWiki
  64 Script={$wgServer}{$wgScript}
  65 Server={$wgServer}
  66 Path={$wgScriptPath}
  67 Special namespace=$special
  68
  69 [File]
  70 Extension=$extension
  71 URL=$url
  72 CONTROL;
  73                 echo $control;
  74         }
  75 }