本文主要和大家分享PHP后台开发微信公众号实例,包括微信接入、获取微信用户信息、微信支付、JSSDK配置参数获取等部分。如果读者对微信开发没有一个主观上的认识,那么建议读者先研读微信公众平台开发者文档,然后再阅读本文,效果更佳!
微信开发的完整例子已经整理在Github,欢迎查看: yii2-wechat-demo。【八宝粥的博客】
接入微信
Yii2后台配置
1.在app/config/params.php中配置token参数
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return [ //微信接入 'wechat' =>[ 'token' => 'your token', ],]; |
2.在app/config/main.php中配置路由
因为接口模块使用的RESTful API,所以需要定义路由规则。
'urlManager' => [ 'enablePrettyUrl' => true, 'enableStrictParsing' => true, 'showScriptName' => false, 'rules' => [ [ 'class' => 'yii\rest\UrlRule', 'controller' => 'wechat', 'extraPatterns' => [ 'GET valid' => 'valid', ], ], ],], |
3.在app/controllers中新建WechatController
<?phpnamespace api\controllers;use Yii;use yii\rest\ActiveController;class WechatController extends ActiveController{ public $modelClass = ''; public function actionValid() { $echoStr = $_GET["echostr"]; $signature = $_GET["signature"]; $timestamp = $_GET["timestamp"]; $nonce = $_GET["nonce"]; //valid signature , option if($this->checkSignature($signature,$timestamp,$nonce)){ echo $echoStr; } } private function checkSignature($signature,$timestamp,$nonce) { // you must define TOKEN by yourself $token = Yii::$app->params['wechat']['token']; if (!$token) { echo 'TOKEN is not defined!'; } else { $tmpArr = array($token, $timestamp, $nonce); // use SORT_STRING rule sort($tmpArr, SORT_STRING); $tmpStr = implode( $tmpArr ); $tmpStr = sha1( $tmpStr ); if( $tmpStr == $signature ){ return true; }else{ return false; } } }} |
微信公众号后台配置
在微信公众号后台配置URL和Token,然后提交验证即可。
URL:http://app.demo.com/wechats/validToken:your token |
获取用户信息
用户表设计
CREATE TABLE `wechat_user` ( `id` int(11) NOT NULL, `openid` varchar(255) COLLATE utf8_unicode_ci NOT NULL, `nickname` varchar(50) COLLATE utf8_unicode_ci NOT NULL COMMENT '微信昵称', `sex` tinyint(4) NOT NULL COMMENT '性别', `headimgurl` varchar(255) COLLATE utf8_unicode_ci NOT NULL COMMENT '头像', `country` varchar(50) COLLATE utf8_unicode_ci NOT NULL COMMENT '国家', `province` varchar(50) COLLATE utf8_unicode_ci NOT NULL COMMENT '省份', `city` varchar(50) COLLATE utf8_unicode_ci NOT NULL COMMENT '城市', `access_token` varchar(255) COLLATE utf8_unicode_ci NOT NULL, `refresh_token` varchar(255) COLLATE utf8_unicode_ci NOT NULL, `created_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP) ENGINE=InnoDB AUTO_INCREMENT=4 DEFAULT CHARSET=utf8 COLLATE=utf8_unicode_ci;ALTER TABLE `wechat_user` ADD PRIMARY KEY (`id`); |