36 lines
1.0 KiB
JavaScript
36 lines
1.0 KiB
JavaScript
$(function(){
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//获取url中的参数
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function getUrlParam(name) {
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var reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)"); //构造一个含有目标参数的正则表达式对象
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var r = window.location.search.substr(1).match(reg); //匹配目标参数
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if (r != null) return unescape(r[2]); return null; //返回参数值
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}
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var debug = false;
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var g_openid = "";
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if(debug){
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g_openid = "填写要调试的openid即可";
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}
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window.getOpenId = function(cb){
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if (g_openid.length>0){
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cb(g_openid);
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}
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var code = getUrlParam("code");
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$.ajax({
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url: '/wechat/get_open_id',
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data: {code: code},
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type: 'post',
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dataType: 'json',
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success: function(data){
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g_openid = data.openid;
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cb(g_openid);
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},
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error: function(xhr,err){
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alert("认证失败: "+err);
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}
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});
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}
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}); |