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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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* PreAuth.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\Api; |
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use EasyWeChat\Core\Exceptions\InvalidArgumentException; |
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use Symfony\Component\HttpFoundation\RedirectResponse; |
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class PreAuthorization extends AbstractComponent |
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{ |
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/** |
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* Create pre auth code url. |
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*/ |
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const CREATE_PRE_AUTH_CODE = 'https://api.weixin.qq.com/cgi-bin/component/api_create_preauthcode'; |
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/** |
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* Pre auth link. |
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*/ |
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const PRE_AUTH_LINK = 'https://mp.weixin.qq.com/cgi-bin/componentloginpage?component_appid=%s&pre_auth_code=%s&redirect_uri=%s'; |
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/** |
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* Redirect Uri. |
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* |
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* @var string |
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*/ |
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protected $redirectUri; |
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/** |
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* Get pre auth code. |
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* |
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* @throws \EasyWeChat\Core\Exceptions\InvalidArgumentException |
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* |
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* @return string |
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*/ |
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public function getCode() |
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{ |
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$data = [ |
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'component_appid' => $this->getAppId(), |
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]; |
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$result = $this->parseJSON('json', [self::CREATE_PRE_AUTH_CODE, $data]); |
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if (empty($result['pre_auth_code'])) { |
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throw new InvalidArgumentException('Invalid response.'); |
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} |
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return $result['pre_auth_code']; |
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} |
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/** |
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* Redirect to WeChat PreAuthorization page. |
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* |
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* @param string $url |
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* |
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* @return \Symfony\Component\HttpFoundation\RedirectResponse |
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*/ |
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public function redirect($url) |
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{ |
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return new RedirectResponse( |
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sprintf(self::PRE_AUTH_LINK, $this->getAppId(), $this->getCode(), urlencode($url)) |
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); |
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} |
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} |
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overtrue /
wechat
