source: trunk/w/trackback.php @ 1484

<?php
/**
 * Provide functions to handle article trackbacks.
 * @file
 * @ingroup SpecialPage
 */

require_once( './includes/WebStart.php' );

function XMLsuccess() {
        header( "Content-Type: application/xml; charset=utf-8" );
        echo "<?xml version=\"1.0\" encoding=\"utf-8\"?>
<response>
<error>0</error>
</response>
        ";
        exit;
}

function XMLerror( $err = "Invalid request." ) {
        header( "HTTP/1.0 400 Bad Request" );
        header( "Content-Type: application/xml; charset=utf-8" );
        echo "<?xml version=\"1.0\" encoding=\"utf-8\"?>
<response>
<error>1</error>
<message>Invalid request: $err</message>
</response>
";
                exit;
}

if( !$wgUseTrackbacks )
        XMLerror("Trackbacks are disabled.");

if( !isset( $_POST['url'] )
 || !isset( $_REQUEST['article'] ) )
        XMLerror("Required field not specified");

$dbw = wfGetDB( DB_MASTER );

$tbtitle = strval( @$_POST['title'] );
$tbex = strval( @$_POST['excerpt'] );
$tburl = strval( $_POST['url'] );
$tbname = strval( @$_POST['blog_name'] );
$tbarticle = strval( $_REQUEST['article'] );

$title = Title::newFromText($tbarticle);
if( !$title || !$title->exists() )
        XMLerror( "Specified article does not exist." );

$dbw->insert('trackbacks', array(
        'tb_page'       => $title->getArticleID(),
        'tb_title'      => $tbtitle,
        'tb_url'        => $tburl,
        'tb_ex'         => $tbex,
        'tb_name'       => $tbname
));

$dbw->commit();

XMLsuccess();