trackback.php

   1 <?php
   2 /**
   3  * Provide functions to handle article trackbacks.
   4  * @file
   5  * @ingroup SpecialPage
   6  */
   7 require_once( './includes/WebStart.php' );
   8 require_once( './includes/DatabaseFunctions.php' );
   9
  10 /**
  11  *
  12  */
  13 function XMLsuccess() {
  14         header("Content-Type: application/xml; charset=utf-8");
  15         echo "<?xml version=\"1.0\" encoding=\"utf-8\"?>
  16 <response>
  17 <error>0</error>
  18 </response>
  19         ";
  20         exit;
  21 }
  22
  23 function XMLerror($err = "Invalid request.") {
  24         header("HTTP/1.0 400 Bad Request");
  25         header("Content-Type: application/xml; charset=utf-8");
  26         echo "<?xml version=\"1.0\" encoding=\"utf-8\"?>
  27 <response>
  28 <error>1</error>
  29 <message>Invalid request: $err</message>
  30 </response>
  31 ";
  32                 exit;
  33 }
  34
  35 if (!$wgUseTrackbacks)
  36         XMLerror("Trackbacks are disabled.");
  37
  38 if (   !isset($_POST['url'])
  39     || !isset($_REQUEST['article']))
  40         XMLerror("Required field not specified");
  41
  42 $dbw = wfGetDB(DB_MASTER);
  43
  44 $tbtitle = strval( @$_POST['title'] );
  45 $tbex = strval( @$_POST['excerpt'] );
  46 $tburl = strval( $_POST['url'] );
  47 $tbname = strval( @$_POST['blog_name'] );
  48 $tbarticle = strval( $_REQUEST['article'] );
  49
  50 $title = Title::newFromText($tbarticle);
  51 if (!isset($title) || !$title->exists())
  52         XMLerror("Specified article does not exist.");
  53
  54 $dbw->insert('trackbacks', array(
  55         'tb_page'       => $title->getArticleID(),
  56         'tb_title'      => $tbtitle,
  57         'tb_url'        => $tburl,
  58         'tb_ex'         => $tbex,
  59         'tb_name'       => $tbname
  60 ));
  61 $dbw->commit();
  62
  63 XMLsuccess();
  64
  65 ?>