protected function loadForm($name, $source = null, $options = array(), $clear = false, $xpath = false)
{
// Handle the optional arguments.
$options['control'] = MArrayHelper::getValue($options, 'control', false);
// Create a signature hash.
$hash = md5($source . serialize($options));
// Check if we can use a previously loaded form.
if (isset($this->_forms[$hash]) && !$clear) {
return $this->_forms[$hash];
}
// Get the form.
MForm::addFormPath(MPATH_COMPONENT . '/models/forms');
MForm::addFieldPath(MPATH_COMPONENT . '/models/fields');
try {
$form = MForm::getInstance($name, $source, $options, false, $xpath);
if (isset($options['load_data']) && $options['load_data']) {
// Get the data for the form.
$data = $this->loadFormData();
} else {
$data = array();
}
// Allow for additional modification of the form, and events to be triggered.
// We pass the data because plugins may require it.
$this->preprocessForm($form, $data);
// Load the data into the form after the plugins have operated.
$form->bind($data);
} catch (Exception $e) {
$this->setError($e->getMessage());
return false;
}
// Store the form for later.
$this->_forms[$hash] = $form;
return $form;
}
protected static function _load()
{
if (self::$plugins !== null) {
return self::$plugins;
}
mimport('framework.filesystem.folder');
if (!MFolder::exists(MPATH_PLUGINS)) {
self::$plugins = array();
return self::$plugins;
}
$folders = MFolder::folders(MPATH_PLUGINS);
if (empty($folders)) {
self::$plugins = array();
return self::$plugins;
}
self::$plugins = array();
foreach ($folders as $folder) {
$folder = str_replace('plg_', '', $folder);
list($type, $name) = explode('_', $folder);
$plg = new stdClass();
$plg->type = $type;
$plg->name = $name;
$plg->params = null;
$xml_file = MPATH_MIWI . '/plugins/plg_' . $type . '_' . $name . '/' . $name . '.xml';
if (file_exists($xml_file)) {
$form = MForm::getInstance($folder . '_form', $xml_file, array(), false, 'config');
$field_sets = $form->getFieldsets();
if (!empty($field_sets)) {
$params = array();
foreach ($field_sets as $name => $field_set) {
foreach ($form->getFieldset($name) as $field) {
$field_name = $field->get('fieldname');
$field_value = $field->get('value');
$params[$field_name] = $field_value;
}
}
$plg->params = json_encode($params);
}
}
self::$plugins[] = $plg;
}
return self::$plugins;
}
