trackback.php

   1 <?php
   2 /**
   3  * Provide functions to handle article trackbacks.
   4  * @addtogroup SpecialPage
   5  */
   6 require_once( './includes/WebStart.php' );
   7 require_once( './includes/DatabaseFunctions.php' );
   8
   9 /**
  10  *
  11  */
  12 function XMLsuccess() {
  13         header("Content-Type: application/xml; charset=utf-8");
  14         echo "<?xml version=\"1.0\" encoding=\"utf-8\"?>
  15 <response>
  16 <error>0</error>
  17 </response>
  18         ";
  19         exit;
  20 }
  21
  22 function XMLerror($err = "Invalid request.") {
  23         header("HTTP/1.0 400 Bad Request");
  24         header("Content-Type: application/xml; charset=utf-8");
  25         echo "<?xml version=\"1.0\" encoding=\"utf-8\"?>
  26 <response>
  27 <error>1</error>
  28 <message>Invalid request: $err</message>
  29 </response>
  30 ";
  31                 exit;
  32 }
  33
  34 if (!$wgUseTrackbacks)
  35         XMLerror("Trackbacks are disabled.");
  36
  37 if (   !isset($_POST['url'])
  38     || !isset($_POST['blog_name'])
  39     || !isset($_REQUEST['article']))
  40         XMLerror("Required field not specified");
  41
  42 $dbw = wfGetDB(DB_MASTER);
  43
  44 $tbtitle = $_POST['title'];
  45 $tbex = $_POST['excerpt'];
  46 $tburl = $_POST['url'];
  47 $tbname = $_POST['blog_name'];
  48 $tbarticle = $_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
  62 XMLsuccess();
  63 exit;
  64 ?>