asirra_localpath = $wgAsirraScriptPath)
{
if (strpos(__FILE__, $_SERVER['DOCUMENT_ROOT']) === 0)
{
$this -> asirra_localpath = preg_replace('/^' . preg_quote($_SERVER['DOCUMENT_ROOT'], '/') . '(\\/*)/s', '/', dirname(__FILE__));
}
else
{
$this -> asirra_localpath = $wgScriptPath . '/extensions/ConfirmEdit';
}
}
}
function getForm()
{
global $wgAsirraEnlargedPosition, $wgAsirraCellsPerRow, $wgOut;
return '
';
}
function getMessage( $action )
{
$name = 'asirra-' . $action;
$text = wfMsg($name);
// Obtain a more tailored message, if possible, otherwise, fall back to
// the default for edits
return wfEmptyMsg($name, $text) ? wfMsg('asirra-edit') : $text;
}
// This is where the party goes on...
function passCaptcha()
{
global $wgRequest, $wgAsirra;
$ticket = $wgRequest -> getVal('Asirra_Ticket');
$url = $this -> asirra_apiscript . '?action=ValidateTicket&ticket=' . $ticket;
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 5);
$resultXml = curl_exec($ch);
curl_close($ch);
$xml_parser = xml_parser_create();
xml_set_element_handler($xml_parser, 'AsirraXmlParser::startElement', 'AsirraXmlParser::endElement');
xml_set_character_data_handler($xml_parser, 'AsirraXmlParser::characterData');
xml_parse($xml_parser, $resultXml, 1);
xml_parser_free($xml_parser);
if ($wgAsirra['passed'])
{
return true;
}
return false;
}
}
class AsirraXmlParser
{
static function startElement($parser, $name, $attrs)
{
global $wgAsirra;
$wgAsirra['inResult'] = ($name=="RESULT");
}
static function endElement($name)
{
global $wgAsirra;
$wgAsirra['inResult'] = 0;
}
static function characterData($parer, $data)
{
global $wgAsirra;
if ($wgAsirra['inResult'] && $data == "Pass")
{
$wgAsirra['passed'] = 1;
}
}
}