function fetch_remote_list($base_url)
{
global $request;
$result = array();
$list_url = $base_url . '?action=list';
printf("Fetching timezone list\n", $list_url);
$raw_xml = file_get_contents($list_url);
$xml_parser = xml_parser_create_ns('UTF-8');
$xml_tags = array();
xml_parser_set_option($xml_parser, XML_OPTION_SKIP_WHITE, 1);
xml_parser_set_option($xml_parser, XML_OPTION_CASE_FOLDING, 0);
$rc = xml_parse_into_struct($xml_parser, $raw_xml, $xml_tags);
if ($rc == false) {
dbg_error_log('ERROR', 'XML parsing error: %s at line %d, column %d', xml_error_string(xml_get_error_code($xml_parser)), xml_get_current_line_number($xml_parser), xml_get_current_column_number($xml_parser));
$request->PreconditionFailed(400, 'invalid-xml', sprintf('XML parsing error: %s at line %d, column %d', xml_error_string(xml_get_error_code($xml_parser)), xml_get_current_line_number($xml_parser), xml_get_current_column_number($xml_parser)));
}
xml_parser_free($xml_parser);
$position = 0;
return BuildXMLTree($xml_tags, $position);
}
* @copyright Morphoss Ltd - http://www.morphoss.com/
* @license http://gnu.org/copyleft/gpl.html GNU GPL v2 or later
*/
dbg_error_log('MKTICKET', 'method handler');
require_once 'DAVResource.php';
$request->NeedPrivilege('DAV::bind');
require_once 'XMLDocument.php';
$reply = new XMLDocument(array('DAV:' => '', 'http://www.xythos.com/namespaces/StorageServer' => 'T'));
$target = new DAVResource($request->path);
if (!$target->Exists()) {
$request->XMLResponse(404, new XMLElement('error', new XMLElement('resource-must-not-be-null'), $reply->GetXmlNsArray()));
}
if (!isset($request->xml_tags)) {
$request->XMLResponse(400, new XMLElement('error', new XMLElement('missing-xml-for-request'), $reply->GetXmlNsArray()));
}
$xmltree = BuildXMLTree($request->xml_tags, $position);
if ($xmltree->GetTag() != 'http://www.xythos.com/namespaces/StorageServer:ticketinfo' && $xmltree->GetTag() != 'DAV::ticketinfo') {
$request->XMLResponse(400, new XMLElement('error', new XMLElement('invalid-xml-for-request'), $reply->GetXmlNsArray()));
}
$ticket_timeout = 'Seconds-3600';
$ticket_privs_array = array('read-free-busy');
foreach ($xmltree->GetContent() as $k => $v) {
// <!ELEMENT ticketinfo (id?, owner?, timeout, visits, privilege)>
switch ($v->GetTag()) {
case 'DAV::timeout':
case 'http://www.xythos.com/namespaces/StorageServer:timeout':
$ticket_timeout = $v->GetContent();
break;
case 'DAV::privilege':
case 'http://www.xythos.com/namespaces/StorageServer:privilege':
$ticket_privs_array = $v->GetElements();
/**
* send request to remote server
* $address should be an email address or an array of email addresses all with the same domain
* $type should be in the format COMPONENT/METHOD eg (VFREEBUSY, VEVENT/REQUEST, VEVENT/REPLY, etc. )
* $data is the vcalendar data N.B. must already be rendered into text format
*/
function sendRequest($address, $type, $data)
{
global $session;
if (empty($this->scheduling_dkim_domain)) {
return false;
}
if (is_array($address)) {
list($user, $domain) = explode('@', $address[0]);
} else {
list($user, $domain) = explode('@', $address);
}
if (!$this->getCapabilities($domain)) {
dbg_error_log('ischedule', $domain . ' did not have iSchedule capabilities for ' . $type);
return false;
}
dbg_error_log('ischedule', $domain . ' trying with iSchedule capabilities for ' . $type);
if ($this->queryCapabilities($type)) {
dbg_error_log('ischedule', $domain . ' trying with iSchedule capabilities for ' . $type . ' OK');
list($component, $method) = explode('/', $type);
$headers = array();
$headers['iSchedule-Version'] = '1.0';
$headers['Originator'] = 'mailto:' . $session->email;
if (is_array($address)) {
$headers['Recipient'] = implode(', ', $address);
} else {
$headers['Recipient'] = $address;
}
$headers['Content-Type'] = 'text/calendar; component=' . $component;
if ($method) {
$headers['Content-Type'] .= '; method=' . $method;
}
$headers['DKIM-Signature'] = $this->signDKIM($headers, $body);
if ($headers['DKIM-Signature'] == false) {
return false;
}
$request_headers = array();
foreach ($headers as $k => $v) {
$request_headers[] = $k . ': ' . $v;
}
$curl = curl_init($this->remote_url);
curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
curl_setopt($curl, CURLOPT_HTTPHEADER, array());
// start with no headers set
curl_setopt($curl, CURLOPT_HTTPHEADER, $request_headers);
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false);
curl_setopt($curl, CURLOPT_POST, 1);
curl_setopt($curl, CURLOPT_POSTFIELDS, $data);
curl_setopt($curl, CURLOPT_CUSTOMREQUEST, 'POST');
$xmlresponse = curl_exec($curl);
$info = curl_getinfo($curl);
curl_close($curl);
if ($info['http_code'] >= 400) {
dbg_error_log('ischedule', 'remote server returned error (%s)', $info['http_code']);
return false;
}
error_log('remote response ' . $xmlresponse . print_r($info, true));
$xml_parser = xml_parser_create_ns('UTF-8');
$xml_tags = array();
xml_parser_set_option($xml_parser, XML_OPTION_SKIP_WHITE, 1);
xml_parser_set_option($xml_parser, XML_OPTION_CASE_FOLDING, 0);
$rc = xml_parse_into_struct($xml_parser, $xmlresponse, $xml_tags);
if ($rc == false) {
dbg_error_log('ERROR', 'XML parsing error: %s at line %d, column %d', xml_error_string(xml_get_error_code($xml_parser)), xml_get_current_line_number($xml_parser), xml_get_current_column_number($xml_parser));
return false;
}
$xmltree = BuildXMLTree($xml_tags);
xml_parser_free($xml_parser);
if (!is_object($xmltree)) {
dbg_error_log('ERROR', 'iSchedule RESPONSE body is not valid XML data!');
return false;
}
$resp = $xmltree->GetPath('/*/urn:ietf:params:xml:ns:ischedule:response');
$result = array();
foreach ($resp as $r) {
$recipient = $r->GetElements('urn:ietf:params:xml:ns:ischedule:recipient');
$status = $r->GetElements('urn:ietf:params:xml:ns:ischedule:request-status');
$calendardata = $r->GetElements('urn:ietf:params:xml:ns:ischedule:calendar-data');
if (count($recipient) < 1) {
continue;
}
// this should be an error
if (count($calendardata) > 0) {
$result[$recipient[0]->GetContent()] = $calendardata[0]->GetContent();
} else {
$result[$recipient[0]->GetContent()] = $status[0]->GetContent();
}
}
if (count($result) < 1) {
return false;
} else {
return $result;
}
} else {
return false;
}
}
/**
* Rebuild an XML tree in our own style from the parsed XML tags using
* a tail-recursive approach.
*
* @param array $xmltags An array of XML tags we get from using the PHP XML parser
* @param intref &$start_from A pointer to our current integer offset into $xmltags
* @return mixed Either a single XMLElement, or an array of XMLElement objects.
*/
function BuildXMLTree($xmltags, &$start_from)
{
$content = array();
if (!isset($start_from)) {
$start_from = 0;
}
for ($i = 0; $i < 50000 && isset($xmltags[$start_from]); $i++) {
$tagdata = $xmltags[$start_from++];
if (!isset($tagdata) || !isset($tagdata['tag']) || !isset($tagdata['type'])) {
break;
}
if ($tagdata['type'] == "close") {
break;
}
$attributes = isset($tagdata['attributes']) ? $tagdata['attributes'] : false;
if ($tagdata['type'] == "open") {
$subtree = BuildXMLTree($xmltags, $start_from);
$content[] = new XMLElement($tagdata['tag'], $subtree, $attributes);
} else {
if ($tagdata['type'] == "complete") {
$value = isset($tagdata['value']) ? $tagdata['value'] : false;
$content[] = new XMLElement($tagdata['tag'], $value, $attributes);
}
}
}
/**
* If there is only one element, return it directly, otherwise return the
* array of them
*/
if (count($content) == 1) {
return $content[0];
}
return $content;
}
/**
* get capabilities from remote server
*/
function getCapabilities()
{
$remote_capabilities = file_get_contents('http' . ($this->remote_ssl ? 's' : '') . '://' . $this->remote_server . ':' . $this->remote_port . '/.well-known/ischedule?query=capabilities');
$xmltree = BuildXMLTree($request->xml_tags, $position);
if (!is_object($xmltree)) {
$request->DoResponse(406, translate("REPORT body is not valid XML data!"));
}
}
public static function BuildDeadPropertyXML($property_name, $raw_string)
{
if (!preg_match('{^\\s*<.*>\\s*$}s', $raw_string)) {
return $raw_string;
}
$xmlns = null;
if (preg_match('{^(.*):([^:]+)$}', $property_name, $matches)) {
$xmlns = $matches[1];
$property_name = $matches[2];
}
$xml = sprintf('<%s%s>%s</%s>', $property_name, isset($xmlns) ? ' xmlns="' . $xmlns . '"' : '', $raw_string, $property_name);
$xml_parser = xml_parser_create_ns('UTF-8');
$xml_tags = array();
xml_parser_set_option($xml_parser, XML_OPTION_SKIP_WHITE, 1);
xml_parser_set_option($xml_parser, XML_OPTION_CASE_FOLDING, 0);
$rc = xml_parse_into_struct($xml_parser, $xml, $xml_tags);
if ($rc == false) {
dbg_error_log('ERROR', 'XML parsing error: %s at line %d, column %d', xml_error_string(xml_get_error_code($xml_parser)), xml_get_current_line_number($xml_parser), xml_get_current_column_number($xml_parser));
dbg_error_log('ERROR', "Error occurred in:\n%s\n", $xml);
return $raw_string;
}
xml_parser_free($xml_parser);
$position = 0;
$xmltree = BuildXMLTree($xml_tags, $position);
return $xmltree->GetContent();
}
