gnu-social/plugins/Linkback/actions/pingback.php

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2015-10-23 05:15:44 +09:00
<?php
/*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
if (!defined('STATUSNET')) {
exit(1);
}
class PingbackAction extends Action
{
protected function handle()
{
GNUsocial::setApi(true); // Minimize error messages to aid in debugging
parent::handle();
if ($this->isPost()) {
return $this->handlePost();
}
return false;
}
function handlePost()
{
$server = xmlrpc_server_create();
xmlrpc_server_register_method($server, 'pingback.ping', array($this, 'ping'));
echo xmlrpc_server_call_method($server, file_get_contents('php://input'), null, array('encoding' => 'utf-8'));
xmlrpc_server_destroy($server);
return true;
}
function ping($method, $parameters) {
list($source, $target) = $parameters;
if(!$source) {
return array(
'faultCode' => 0x0010,
'faultString' => '"source" is missing'
);
}
if(!$target) {
return array(
'faultCode' => 0x0020,
'faultString' => '"target" is missing'
);
}
$response = linkback_get_source($source, $target);
if(!$response) {
return array(
'faultCode' => 0x0011,
'faultString' => 'Source does not link to target'
);
}
$notice = linkback_get_target($target);
if(!$notice) {
return array(
'faultCode' => 0x0021,
'faultString' => 'Target not found'
);
}
$url = linkback_save($source, $target, $response, $notice);
if(!$url) {
return array(
'faultCode' => 0,
'faultString' => 'An error occured while saving.'
);
}
return array('Success');
}
}