public function init($file = "plugins.xml")
{
self::$initialized = true;
if (!is_null(self::$plugins)) {
return self::$plugins;
}
$classes_key = md5('_pfw_plugins_classes_' . $file);
$cache_key = md5('_pfw_plugins_' . $file);
if (false !== ($class_list = Pfw_Cache_Local::get($classes_key))) {
// load all of the classes we're about to deserialize
foreach ($class_list as $class) {
Pfw_Loader::loadClass($class);
}
if (false !== (self::$plugins = Pfw_Cache_Local::get($cache_key))) {
return true;
}
}
self::$plugins = array();
$class_list = array();
foreach (self::$phases as $phase) {
self::$plugins[$phase] = array();
}
global $_PATHS;
$file = $_PATHS['conf'] . DIRECTORY_SEPARATOR . $file;
try {
$conf_plugins = simplexml_load_file($file);
} catch (Exception $e) {
throw new Pfw_Exception_System("Failed to parse plugin config file: {$file}");
}
if (!empty($conf_plugins)) {
foreach ($conf_plugins as $plugin) {
$attr = $plugin->attributes();
$class = (string) $attr['class'];
Pfw_Loader::loadClass($class);
array_push($class_list, $class);
$inst = new $class();
$methods = get_class_methods($inst);
foreach ($methods as $method) {
if (in_array($method, self::$phases)) {
$name = isset($attr['name']) ? (string) $attr['name'] : null;
$i =& $inst;
array_push(self::$plugins[$method], array('inst' => $i, 'name' => $name));
}
}
}
}
Pfw_Cache_Local::set($classes_key, $class_list, self::CACHE_TTL_S);
Pfw_Cache_Local::set($cache_key, self::$plugins, self::CACHE_TTL_S);
return true;
}
