/**
* CFilterChain factory method.
* This method creates a CFilterChain instance.
* @param CController $controller the controller who executes the action.
* @param CAction $action the action being filtered by this chain.
* @param array $filters list of filters to be applied to the action.
* @return CFilterChain
*/
public static function create($controller, $action, $filters)
{
$chain = new CFilterChain($controller, $action);
$actionID = $action->getId();
foreach ($filters as $filter) {
if (is_string($filter)) {
if (($pos = strpos($filter, '+')) !== false || ($pos = strpos($filter, '-')) !== false) {
$matched = preg_match("/\\b{$actionID}\\b/i", substr($filter, $pos + 1)) > 0;
if (($filter[$pos] === '+') === $matched) {
$filter = CInlineFilter::create($controller, trim(substr($filter, 0, $pos)));
}
} else {
$filter = CInlineFilter::create($controller, $filter);
}
} else {
if (is_array($filter)) {
if (!isset($filter[0])) {
throw new CException(Yii::t('yii', 'The first element in a filter configuration must be the filter class.'));
}
$filterClass = $filter[0];
unset($filter[0]);
if (($pos = strpos($filterClass, '+')) !== false || ($pos = strpos($filterClass, '-')) !== false) {
$matched = preg_match("/\\b{$actionID}\\b/i", substr($filterClass, $pos + 1)) > 0;
if (($filterClass[$pos] === '+') === $matched) {
$filterClass = trim(substr($filterClass, 0, $pos));
} else {
continue;
}
}
$filter['class'] = $filterClass;
$filter = Yii::createComponent($filter);
}
}
if (is_object($filter)) {
$filter->init();
$chain->add($filter);
}
}
return $chain;
}
public static function create($controller, $action, $filters)
{
$chain = new CFilterChain($controller, $action);
$actionID = $action->getId();
foreach ($filters as $filter) {
if (is_string($filter)) {
if (($pos = strpos($filter, '+')) !== false || ($pos = strpos($filter, '-')) !== false) {
$matched = preg_match("/\\b{$actionID}\\b/i", substr($filter, $pos + 1)) > 0;
if (($filter[$pos] === '+') === $matched) {
$filter = CInlineFilter::create($controller, trim(substr($filter, 0, $pos)));
}
} else {
$filter = CInlineFilter::create($controller, $filter);
}
} elseif (is_array($filter)) {
$filterClass = $filter[0];
unset($filter[0]);
//开始解析过滤器配置
if (($pos = strpos($filterClass, '+')) !== false || ($pos = strpos($filterClass, '-')) !== false) {
preg_match("/\\b{$actionID}\\b/i", substr($filterClass, $pos + 1), $a);
$matched = preg_match("/\\b{$actionID}\\b/i", substr($filterClass, $pos + 1)) > 0;
//如果是filterName+action，创建一个过滤器,否则忽略
if (($filterClass[$pos] === '+') === $matched) {
//解析出过滤器的类名
$filterClass = trim(substr($filterClass, 0, $pos));
} else {
continue;
}
}
$filter['class'] = $filterClass;
$filter = Yii::createComponent($filter);
}
if (is_object($filter)) {
$filter->init();
$chain->add($filter);
//list添加过滤器
}
}
return $chain;
}
