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<?php |
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/* |
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* This file is part of the overtrue/wechat. |
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* |
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* (c) overtrue <[email protected]> |
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* |
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* This source file is subject to the MIT license that is bundled |
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* with this source code in the file LICENSE. |
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*/ |
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/** |
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* Guard.php. |
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* |
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* Part of Overtrue\WeChat. |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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* |
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* @author mingyoung <[email protected]> |
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* @author lixiao <[email protected]> |
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* @copyright 2016 |
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* |
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* @see https://github.com/overtrue |
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* @see http://overtrue.me |
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*/ |
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namespace EasyWeChat\OpenPlatform; |
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use EasyWeChat\Core\Exceptions\InvalidArgumentException; |
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use EasyWeChat\Server\Guard as ServerGuard; |
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use EasyWeChat\Support\Collection; |
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use Pimple\Container; |
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use Symfony\Component\HttpFoundation\Request; |
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use Symfony\Component\HttpFoundation\Response; |
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class Guard extends ServerGuard |
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{ |
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const EVENT_AUTHORIZED = 'authorized'; |
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const EVENT_UNAUTHORIZED = 'unauthorized'; |
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const EVENT_UPDATE_AUTHORIZED = 'updateauthorized'; |
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const EVENT_COMPONENT_VERIFY_TICKET = 'component_verify_ticket'; |
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/** |
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* Container in the scope of the open platform authorization. |
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* |
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* @var Container |
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*/ |
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protected $container; |
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/** |
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* Sets the container for use of event handlers. |
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* |
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* @param Container $container |
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* |
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* @see getDefaultHandler() |
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*/ |
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public function setContainer(Container $container) |
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{ |
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$this->container = $container; |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function serve() |
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{ |
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// If sees the `auth_code` query parameter in the url, that is, |
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// authorization is successful and it calls back, meanwhile, an |
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// `authorized` event, which also includes the auth code, is sent |
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// from WeChat, and that event will be handled. |
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if ($this->request->get('auth_code')) { |
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return new Response('success'); |
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} |
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$message = $this->getMessage(); |
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$this->handleMessage($message); |
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// Handle Messages. |
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if (isset($message['MsgType'])) { |
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return parent::serve(); |
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} |
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return new Response('success'); |
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} |
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/** |
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* Return for laravel-wechat. |
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* |
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* @return array |
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*/ |
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public function listServe() |
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{ |
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$message = $this->getMessage(); |
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$this->handleMessage($message); |
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$message = new Collection($message); |
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return [ |
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$message->get('InfoType'), $message, |
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]; |
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} |
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/** |
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* Listen for wechat push event. |
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* |
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* @param callable|null $callback |
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* |
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* @return mixed |
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* |
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* @throws InvalidArgumentException |
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*/ |
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public function listen($callback = null) |
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{ |
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if ($callback) { |
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$this->setMessageHandler($callback); |
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} |
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return $this->serve(); |
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} |
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/** |
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* @inheritdoc |
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*/ |
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protected function handleMessage($message) |
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{ |
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if (is_array($message)) { |
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$message = new Collection($message); |
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} |
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if ($message->has('MsgType')) { |
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return parent::handleMessage($message->toArray()); |
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} |
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$handler = $this->getDefaultHandler($message->get('InfoType')); |
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$result = $handler->handle($message); |
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// To be compatible with previous version: merges the auth result while |
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// keeping the original message. |
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if (is_array($result) || $result instanceof Collection) { |
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$message->merge($result); |
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} else { |
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if (! empty($result)) { |
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$message->set('result', $result); |
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} |
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} |
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if ($customHandler = $this->getMessageHandler()) { |
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$customHandler($message); |
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} |
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return $result; |
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} |
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/** |
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* Gets the default handler by the info type. |
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* |
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* @param $type |
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* |
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* @return EventHandlers\EventHandler |
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* @throws InvalidArgumentException |
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*/ |
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protected function getDefaultHandler($type) |
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{ |
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$handler = $this->container->offsetGet("open_platform.handlers.{$type}"); |
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if (! $handler) { |
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throw new InvalidArgumentException("EventHandler \"$type\" does not exists."); |
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} |
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return $handler; |
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} |
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} |
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overtrue /
wechat
