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<?php |
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namespace Encore\Admin\Form\Concerns; |
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use Closure; |
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use Illuminate\Support\Arr; |
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use Symfony\Component\HttpFoundation\Response; |
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trait HasHooks |
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{ |
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/** |
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* Supported hooks: submitted, editing, saving, saved, deleting, deleted. |
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* |
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* @var array |
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*/ |
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protected $hooks = []; |
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/** |
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* Initialization closure array. |
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* |
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* @var []Closure |
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*/ |
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protected static $initCallbacks; |
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/** |
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* Initialize with user pre-defined default disables, etc. |
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* |
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* @param Closure $callback |
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*/ |
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public static function init(Closure $callback = null) |
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{ |
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static::$initCallbacks[] = $callback; |
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} |
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/** |
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* Call the initialization closure array in sequence. |
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*/ |
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protected function callInitCallbacks() |
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{ |
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if (empty(static::$initCallbacks)) { |
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return; |
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} |
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foreach (static::$initCallbacks as $callback) { |
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$callback($this); |
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} |
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} |
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/** |
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* Register a hook. |
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* |
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* @param string $name |
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* @param Closure $callback |
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* |
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* @return $this |
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*/ |
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protected function registerHook($name, Closure $callback) |
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{ |
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$this->hooks[$name][] = $callback; |
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return $this; |
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} |
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/** |
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* Call hooks by giving name. |
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* |
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* @param string $name |
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* @param array $parameters |
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* |
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* @return Response |
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*/ |
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protected function callHooks($name, $parameters = []) |
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{ |
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$hooks = Arr::get($this->hooks, $name, []); |
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foreach ($hooks as $func) { |
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if (!$func instanceof Closure) { |
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continue; |
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} |
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$response = call_user_func($func, $this, $parameters); |
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if ($response instanceof Response) { |
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return $response; |
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} |
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} |
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} |
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/** |
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* Set after getting editing model callback. |
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* |
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* @param Closure $callback |
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* |
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* @return $this |
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*/ |
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public function editing(Closure $callback) |
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{ |
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return $this->registerHook('editing', $callback); |
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} |
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/** |
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* Set submitted callback. |
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* |
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* @param Closure $callback |
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* |
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* @return $this |
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*/ |
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public function submitted(Closure $callback) |
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{ |
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return $this->registerHook('submitted', $callback); |
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} |
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/** |
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* Set saving callback. |
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* |
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* @param Closure $callback |
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* |
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* @return $this |
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*/ |
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public function saving(Closure $callback) |
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{ |
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return $this->registerHook('saving', $callback); |
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} |
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/** |
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* Set saved callback. |
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* |
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* @param Closure $callback |
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* |
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* @return $this |
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*/ |
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public function saved(Closure $callback) |
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{ |
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return $this->registerHook('saved', $callback); |
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} |
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/** |
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* @param Closure $callback |
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* |
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* @return $this |
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*/ |
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public function deleting(Closure $callback) |
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{ |
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return $this->registerHook('deleting', $callback); |
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} |
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/** |
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* @param Closure $callback |
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* |
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* @return $this |
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*/ |
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public function deleted(Closure $callback) |
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{ |
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return $this->registerHook('deleted', $callback); |
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} |
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/** |
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* Call editing callbacks. |
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* |
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* @return mixed |
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*/ |
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protected function callEditing() |
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{ |
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return $this->callHooks('editing'); |
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} |
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/** |
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* Call submitted callback. |
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* |
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* @return mixed |
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*/ |
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protected function callSubmitted() |
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{ |
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return $this->callHooks('submitted'); |
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} |
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/** |
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* Call saving callback. |
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* |
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* @return mixed |
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*/ |
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protected function callSaving() |
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{ |
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return $this->callHooks('saving'); |
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} |
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/** |
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* Callback after saving a Model. |
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* |
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* @return mixed|null |
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*/ |
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protected function callSaved() |
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{ |
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return $this->callHooks('saved'); |
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} |
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/** |
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* Call hooks when deleting. |
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* |
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* @param mixed $id |
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* |
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* @return mixed |
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*/ |
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protected function callDeleting($id) |
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{ |
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return $this->callHooks('deleting', $id); |
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} |
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/** |
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* @return mixed |
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*/ |
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protected function callDeleted() |
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{ |
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return $this->callHooks('deleted'); |
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} |
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} |
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z-song /
laravel-admin
