function Users_thumbnail_response()
{
$slots = Q_Response::slots(true);
if (isset($slots['data'])) {
return;
}
if (!isset($_REQUEST['hash'])) {
throw new Q_Exception_WrongValue(array('field' => 'hash', 'range' => "identifier hash"));
}
$hash = $_REQUEST['hash'];
header("Content-type: image/png");
$gravatar = isset($_REQUEST['gravatar']) ? $_REQUEST['gravatar'] : Q_Config::get('Users', 'login', 'gravatar', false);
$result = Q_Image::avatar($hash, isset($_REQUEST['size']) ? $_REQUEST['size'] : null, isset($_REQUEST['type']) ? $_REQUEST['type'] : null, $gravatar);
if ($gravatar) {
echo $result;
} else {
imagepng($result);
}
return false;
}
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 $result;
}
/**
* Default Q/response handler.
* 1. Gets some slots, depending on what was requested.
* 2. Renders them in a layout
* The layout expects "title", "dashboard" and "contents" slots to be filled.
*/
function Q_response($params)
{
extract($params);
/**
* @var Exception $exception
* @var array $errors
*/
if (empty($errors)) {
$errors = Q_Response::getErrors();
}
if (!empty($_GET['Q_ct'])) {
Q_Response::setCookie('Q_ct', $_GET['Q_ct']);
}
// If output is set, use that
$output = Q_Response::output();
if (isset($output)) {
if ($output === true) {
return;
}
if (is_string($output)) {
echo $output;
}
return;
}
// Redirect to success page, if requested.
$isAjax = Q_Request::isAjax();
if (empty($errors) and empty($exception)) {
if (!$isAjax and null !== Q_Request::special('onSuccess', null)) {
$onSuccess = Q_Request::special('onSuccess', null);
if (Q_Config::get('Q', 'response', 'onSuccessShowFrom', true)) {
$onSuccess = Q_Uri::url($onSuccess . '?Q.fromSuccess=' . Q_Dispatcher::uri());
}
Q_Response::redirect($onSuccess);
return;
}
}
// Get the requested module
$uri = Q_Dispatcher::uri();
if (!isset($module)) {
$module = $uri->module;
if (!isset($module)) {
$module = 'Q';
Q_Dispatcher::uri()->module = 'Q';
}
}
if (!$isAjax || Q_Request::isLoadExtras()) {
Q::event('Q/responseExtras', array(), 'before');
}
// Get the main module (the app)
$app = Q_Config::expect('Q', 'app');
$action = $uri->action;
if (Q::canHandle("{$module}/{$action}/response")) {
if (false === Q::event("{$module}/{$action}/response") and !$isAjax) {
return;
}
}
$slotNames = Q_Request::slotNames(true);
$idPrefixes = array();
if ($temp = Q_Request::special('idPrefixes', null)) {
foreach (explode(',', $temp) as $i => $prefix) {
if (!isset($slotNames[$i])) {
throw new Q_Exception("More id prefixes than slot names", "Q.idPrefixes");
}
$idPrefixes[$slotNames[$i]] = $prefix;
}
}
// What to do if this is an AJAX request
if ($isAjax) {
$to_encode = array();
if (Q_Response::$redirected) {
// We already called Q_Response::redirect
$to_encode['redirect']['url'] = Q_Uri::url(Q_Response::$redirected);
try {
$to_encode['redirect']['uri'] = Q_Uri::from(Q_Response::$redirected)->toArray();
} catch (Exception $e) {
// couldn't get internal URI
}
} else {
if (is_array($slotNames)) {
foreach ($slotNames as $slotName) {
Q_Response::fillSlot($slotName, 'default', Q::ifset($idPrefixes, $slotName, null));
}
// Go through the slots again, because other handlers may have overwritten
// their contents using Q_Response::setSlot()
foreach ($slotNames as $sn) {
Q_Response::fillSlot($sn, 'default', Q::ifset($idPrefixes, $slotName, null));
}
if (Q_Response::$redirected) {
// While rendering the slots we called Q_Redirect
$to_encode['redirect']['url'] = Q_Uri::url(Q_Response::$redirected);
try {
$to_encode['redirect']['uri'] = Q_Uri::from(Q_Response::$redirected)->toArray();
} catch (Exception $e) {
// couldn't get internal URI
}
} else {
if (Q_Request::isLoadExtras()) {
$to_encode['slots'] = Q_Response::slots(true);
// add stylesheets, stylesinline, scripts, scriptlines, scriptdata, templates
foreach (array_merge(array(''), $slotNames) as $slotName) {
$temp = Q_Response::stylesheetsArray($slotName);
if ($temp) {
$to_encode['stylesheets'][$slotName] = $temp;
}
$temp = Q_Response::stylesInline($slotName);
if ($temp) {
$to_encode['stylesInline'][$slotName] = $temp;
}
$temp = Q_Response::scriptsArray($slotName);
if ($temp) {
$to_encode['scripts'][$slotName] = $temp;
}
$temp = Q_Response::scriptLines($slotName, true, "\n", false);
if ($temp) {
$to_encode['scriptLines'][$slotName] = $temp;
}
$temp = Q_Response::scriptData($slotName);
if ($temp) {
$to_encode['scriptData'][$slotName] = $temp;
}
$temp = Q_Response::templateData($slotName);
if ($temp) {
$to_encode['templates'][$slotName] = $temp;
}
}
} else {
$to_encode['slots'] = Q_Response::slots(true);
// add stylesinline, scriptlines, scriptdata, templates
foreach (array_merge(array(''), $slotNames) as $slotName) {
$temp = Q_Response::stylesInline($slotName);
if ($temp) {
$to_encode['stylesInline'][$slotName] = $temp;
}
$temp = Q_Response::scriptData($slotName);
if ($temp) {
$to_encode['scriptData'][$slotName] = $temp;
}
$temp = Q_Response::scriptLines($slotName, true, "\n", false);
if ($temp) {
$to_encode['scriptLines'][$slotName] = $temp;
}
}
}
}
}
}
$to_encode['timestamp'] = microtime(true);
$echo = Q_Request::contentToEcho();
if (isset($echo)) {
$to_encode['echo'] = $echo;
}
$json = Q::json_encode(Q::cutoff($to_encode));
$callback = Q_Request::callback();
switch (strtolower($isAjax)) {
case 'iframe':
if (!Q_Response::$batch) {
header("Content-type: text/html");
}
echo <<<EOT
<!doctype html><html lang=en>
<head><meta charset=utf-8><title>Q Result</title></head>
<body>
<script type="text/javascript">
window.result = function () { return {$json} };
</script>
</body>
</html>
EOT;
break;
case 'json':
default:
if (!Q_Response::$batch) {
header("Content-type: " . ($callback ? "application/javascript" : "application/json"));
}
echo $callback ? "{$callback}({$json})" : $json;
}
return;
}
// If this is a request for a regular webpage,
// fill the usual slots and render a layout.
if (Q_Response::$redirected) {
return;
// If already set a redirect header, simply return -- no reason to output all this HTML
}
static $added_Q_init = false;
if (!$added_Q_init) {
Q_Response::addScriptLine("\n// Now, initialize Q\nQ.init();\n", null, 'Q');
$added_Q_init = true;
}
// Get all the usual slots for a webpage
$slots = array();
foreach ($slotNames as $sn) {
Q_Response::fillSlot($sn, 'default', Q::ifset($idPrefixes, $sn, null));
}
// Go through the slots again, because other handlers may have overwritten
// their contents using Q_Response::setSlot()
foreach ($slotNames as $sn) {
Q_Response::fillSlot($sn, 'default', Q::ifset($idPrefixes, $sn, null));
}
$output = Q_Response::output();
if (isset($output)) {
if ($output === true) {
return;
}
if (is_string($output)) {
echo $output;
}
return;
}
if (!$isAjax or Q_Request::isLoadExtras()) {
Q::event('Q/responseExtras', array(), 'after');
}
$slots = Q_Response::slots(false);
// Render a full HTML layout
$layout_view = Q_Response::layoutView();
echo Q::view($layout_view, $slots);
}