/usr/share/mediawiki-extensions/openid/SpecialOpenIDXRDS.body.php is in mediawiki-extensions-openid 3.6.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/**
* SpecialOpenIDXRDS.body.php -- Server side of OpenID site
* Copyright 2006,2007 Internet Brands (http://www.internetbrands.com/)
* Copyright 2007,2008 Evan Prodromou <evan@prodromou.name>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* @file
* @author Evan Prodromou <evan@prodromou.name>
* @ingroup Extensions
*/
if ( !defined( 'MEDIAWIKI' ) )
exit( 1 );
# Outputs a Yadis (http://yadis.org/) XRDS file, saying that this server
# supports OpenID and lots of other jazz.
class SpecialOpenIDXRDS extends SpecialOpenID {
function __construct() {
parent::__construct( 'OpenIDXRDS', '', false );
}
# $par is a user name
function execute( $par ) {
global $wgOut, $wgOpenIDClientOnly;
# No server functionality if this site is only a client
# Note: special page is un-registered if this flag is set,
# so it'd be unusual to get here.
if ( $wgOpenIDClientOnly ) {
wfHttpError( 404, "Not Found", wfMsg( 'openidclientonlytext' ) );
return;
}
// XRDS preamble XML.
$xml_template = array( '<?xml version="1.0" encoding="UTF-8"?' . '>',
'<xrds:XRDS',
' xmlns:xrds="xri://\$xrds"',
' xmlns:openid="http://openid.net/xmlns/1.0"',
' xmlns="xri://$xrd*($v*2.0)">',
'<XRD>' );
# Check to see if the parameter is really a user name
if ( !$par ) {
wfHttpError( 404, "Not Found", wfMsg( 'openidnousername' ) );
return;
}
$user = User::newFromName( $par );
if ( !$user || $user->getID() == 0 ) {
wfHttpError( 404, "Not Found", wfMsg( 'openidbadusername' ) );
return;
}
// Generate the user page URL.
$user_title = $user->getUserPage();
$user_url = $user_title->getFullURL();
// Generate the OpenID server endpoint URL.
$server_title = SpecialPage::getTitleFor( 'OpenIDServer' );
$server_url = $server_title->getFullURL();
// Define array of Yadis services to be included in
// the XRDS output.
$services = array(
array( 'uri' => $server_url,
'priority' => '0',
'types' => array( 'http://openid.net/signon/1.0',
'http://openid.net/sreg/1.0',
'http://specs.openid.net/auth/2.0/signon' ),
'delegate' => $user_url ),
);
// Generate <Service> elements into $service_text.
$service_text = "\n";
foreach ( $services as $service ) {
$types = array();
foreach ( $service['types'] as $type_uri ) {
$types[] = ' <Type>' . $type_uri . '</Type>';
}
$service_text .= implode( "\n",
array( ' <Service priority="' . $service['priority'] . '">',
' <URI>' . $server_url . '</URI>',
implode( "\n", $types ),
' </Service>' ) );
}
$wgOut->disable();
// Print content-type and XRDS XML.
header( "Content-Type: application/xrds+xml" );
print implode( "\n", $xml_template );
print $service_text;
print implode( "\n", array( "</XRD>", "</xrds:XRDS>" ) );
}
}
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