微信开发文档:http://mp.weixin.qq.com/wiki/17/c0f37d5704f0b64713d5d2c37b468d75.html
首先引导用户去授权页面:
地址:"https://open.weixin.qq.com/connect/oauth2/authorize?appid=appid&redirect_uri=redirect_uri&response_type=code&scope=SCOPE&state=STATE#wechat_redirect";
用户同意授权后,页面将跳转至 redirect_uri/?code=CODE&state=STATE
1.//通过code换取token 2.$code = $_GET[‘code‘]; 3.$url = "https://api.weixin.qq.com/sns/oauth2/access_token?appid=appid&secret=SECRET&code=$code&grant_type=authorization_code"; 4.$json = file_get_contents($url); 5.$arr = json_decode($json,true); 6.$token = $arr[‘access_token‘]; 7.$openid = $arr[‘openid‘]; 8.//拿到token后就可以获取用户基本信息了 9.$url = "https://api.weixin.qq.com/sns/userinfo?access_token=$token&openid=$openid "; 10.$json = file_get_contents($url);//获取微信用户基本信息 11.$arr = json_decode($json,true); 12.$name = $arr[‘nickname‘];//昵称 13.$imgURL = $arr[‘headimgurl‘];//头像地址 14.$sex = $arr[‘sex‘];//性别 15.$province = $arr[‘province‘];//用户个人资料填写的省份 16.$city= $arr[‘city‘];//普通用户个人资料填写的城市 17.$country= $arr[‘country‘];//国家,如中国为CN