function Streams_batch_response_batch()
{
if (empty($_REQUEST['batch'])) {
throw new Q_Exception_RequiredField(array('field' => 'batch'));
}
try {
$batch = json_decode($_REQUEST['batch'], true);
} catch (Exception $e) {
}
if (empty($batch)) {
throw new Q_Exception_WrongValue(array('field' => 'batch', 'range' => 'valid JSON'));
}
if (empty($batch['args'])) {
throw new Q_Exception_RequiredField(array('field' => 'args'));
}
// Gather the publisher ids and stream names to fetch
$to_fetch = array();
foreach ($batch['args'] as $args) {
if (count($args) < 4) {
continue;
}
list($action, $slots, $publisherId, $name) = $args;
if (empty($to_fetch[$publisherId])) {
$to_fetch[$publisherId] = array();
}
$to_fetch[$publisherId][] = $name;
}
$user = Users::loggedInUser();
$userId = $user ? $user->id : "";
// Fetch the actual streams
$streams = array();
foreach ($to_fetch as $publisherId => $names) {
if (empty($streams[$publisherId])) {
$streams[$publisherId] = array();
}
$streams[$publisherId] = array_merge($streams[$publisherId], Streams::fetch($userId, $publisherId, $names, '*'));
}
// Now, build the result
$result = array();
foreach ($batch['args'] as $args) {
try {
$action = $args[0];
$prev_request = $_REQUEST;
$extra = !empty($args[4]) ? $args[4] : null;
if (is_array($extra)) {
foreach ($extra as $k => $v) {
$_REQUEST[$k] = $v;
}
}
switch ($action) {
case 'stream':
break;
case 'message':
if (!is_array($extra)) {
$_REQUEST['ordinal'] = $extra;
}
break;
case 'participant':
if (!is_array($extra)) {
$_REQUEST['userId'] = $extra;
}
break;
default:
throw new Q_Exception_WrongValue(array('field' => 'action', 'range' => "'stream', 'message' or 'participant'"));
}
Q_Request::$slotNames_override = is_array($args[1]) ? $args[1] : explode(',', $args[1]);
Q_Request::$method_override = 'GET';
if (count($args) >= 4) {
Streams::$requestedPublisherId_override = $publisherId = $args[2];
Streams::$requestedName_override = $name = $args[3];
if (empty($streams[$publisherId][$name])) {
throw new Q_Exception_MissingRow(array('table' => 'Stream', 'criteria' => "{publisherId: '{$publisherId}', name: '{$name}'}"));
}
Streams::$cache['stream'] = $streams[$publisherId][$name];
}
Q::event("Streams/{$action}/response", compact('streams', 'publisherId', 'name', 'extra', 'user', 'userId'));
$slots = Q_Response::slots(true);
unset($slots['batch']);
$result[] = compact('slots');
} catch (Exception $e) {
$result[] = array('errors' => Q_Exception::toArray(array($e)));
}
$prev_request = $_REQUEST;
Q_Request::$slotNames_override = null;
Q_Request::$method_override = null;
Streams::$requestedPublisherId_override = null;
Streams::$requestedName_override = null;
}
return $result;
}