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 "
  15 <?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 "
  27 <?xml version=\"1.0\" encoding=\"utf-8\"?>
  28 <response>
  29 <error>1</error>
  30 <message>Invalid request: $err</message>
  31 </response>
  32 ";
  33                 exit;
  34 }
  35
  36 if (!$wgUseTrackbacks)
  37         XMLerror("Trackbacks are disabled.");
  38
  39 if (   !isset($_POST['url'])
  40     || !isset($_POST['blog_name'])
  41     || !isset($_REQUEST['article']))
  42         XMLerror("Required field not specified");
  43
  44 $dbw = wfGetDB(DB_MASTER);
  45
  46 $tbtitle = $_POST['title'];
  47 $tbex = $_POST['excerpt'];
  48 $tburl = $_POST['url'];
  49 $tbname = $_POST['blog_name'];
  50 $tbarticle = $_REQUEST['article'];
  51
  52 $title = Title::newFromText($tbarticle);
  53 if (!isset($title) || !$title->exists())
  54         XMLerror("Specified article does not exist.");
  55
  56 $dbw->insert('trackbacks', array(
  57         'tb_page'       => $title->getArticleID(),
  58         'tb_title'      => $tbtitle,
  59         'tb_url'        => $tburl,
  60         'tb_ex'         => $tbex,
  61         'tb_name'       => $tbname
  62 ));
  63
  64 XMLsuccess();
  65 exit;
  66 ?>