/**
* Calls the RECache algorithm to facilitate the magic-caching of a
* controller function's output.
*
* @param key string The key name to be cached.
* @param ttl int The number of seconds until this key should expire.
* @param groups array|string|boolean The group name, or array of group
* names, to associate the key with; or false to not associate the
* key with any group.
* @param callback callback A properly formatted callback to a function
* within this (extended) class. The result of calling this function
* will be cached.
* @param args array|boolean An array of arguments to send to the callback
* function, or false for no arguments.
* @return mixed The return value of the callback function.
*/
protected function __recache(&$key, &$ttl, &$groups, $callback, &$args)
{
$cm = RECacheManager::getInstance();
$data = $cm->recache_get($key, $ttl, $groups, array($this, "__getOutput"), array($callback, $args));
if (count($data) === 2) {
echo $data[1];
return $data[0];
}
// In very rare cases, cached data might be wrong.
Log::warn("Cached data for controller " . get_class($this) . " was not properly formatted. Calling " . (isset($callback[1]) ? $callback[1] : "function") . " directly to recover.");
return call_user_func_array($callback, $args);
}
public static function handleError($errno, $errstr, $errfile, $errline)
{
if (Config::getVal("errorhandler", "log_errors") == "1") {
Log::error($errstr, $errfile, $errline);
}
ob_end_clean();
$ad = static::$handlerStack[count(static::$handlerStack) - 1];
static::sendHttpCodeHeader($ad->responseCode);
switch ($ad->errorType) {
case ActionDescriptor::ERRORTYPE_DEFAULT:
die(static::constructErrorPage($ad->responseCode));
case ActionDescriptor::ERRORTYPE_FILE:
ob_start();
$success = @(include $ad->errorData);
$content = ob_get_contents();
ob_end_clean();
die($content);
case ActionDescriptor::ERRORTYPE_STRING:
die($ad->errorData);
case ActionDescriptor::ERRORTYPE_REDIRECT:
die(header("Location: " . $ad->errorData));
}
}
