namespace Vendor\Alidayu;

<div class="form-group">
 <div class="field field-icon-right">
  <input type="text" id="admin" class="input" name="admin" placeholder="用户名" data-validate="required:请填写用户名,length#>=5:用户长度不符合要求" />
  <span class="icon icon-user"></span>
 </div>
</div>

<div class="form-group">
 <div class="field field-icon-right">
  <input id="mobile" type="tel" class="input" name="mobile" placeholder="手机号码" onblur="checkmobile(this)" />
  <span class="icon icon-mobile"></span>
 </div>
</div>

 <button id="sendmsg">获取验证码</button>

<script >

 /*-------------------------------------------*/
 var InterValObj; //timer变量，控制时间
 var count = 60; //间隔函数，1秒执行
 var curCount;//当前剩余秒数
 var code = ""; //验证码
 var codeLength = 6;//验证码长度

 $(function () {
  $('#sendmsg').click(function () {
   $.ajax({
    type: "POST",
    url: "/User/folder/child/obtainyzm",
    data: "admin=" + $('#admin').val()+"&mobile="+$("#mobile").val() ,
    success: function (result) {
     if(result==0){
      curCount = count;
      //设置button效果，开始计时
      $("#sendmsg").css("background-color", "LightSkyBlue");
      $("#sendmsg").attr("disabled", "true");
      $("#sendmsg").val("获取" + curCount + "秒");
      InterValObj = window.setInterval(SetRemainTime, 1000); //启动计时器，1秒执行一次
      // alert("验证码发送成功，请查收!");
     }
     if(result==1){

      alert("用户名和手机号不匹配!");
     }
     if(result==2){

      alert("用户名不存在！");
     }

    },
    dataType: 'json'

   })
  })
 })

 function SetRemainTime() {

  if (curCount == 0) {
   window.clearInterval(InterValObj);//停止计时器
   $("#sendmsg").removeAttr("disabled");//启用按钮
   $("#sendmsg").css("background-color", "");
   $("#sendmsg").val("重发验证码");
   code = ""; //清除验证码。如果不清除，过时间后，输入收到的验证码依然有效
  }
  else {
   curCount--;
   $("#sendmsg").val("获取" + curCount + "秒");
  }
 }
</script>

public function obtainyzm(){

 $mobile = $_POST['mobile'];//获取手机号码
 $admin =$_POST['admin'];//获取用户名

 $user = M('db_admin')->where(array('admin'=>$admin))->find();

 /************引入*************/
 Vendor('Alidayu.TopClient');
 Vendor('Alidayu.AlibabaAliqinFcSmsNumSendRequest');
 Vendor('Alidayu.ResultSet');
 Vendor('Alidayu.RequestCheckUtil');

 $c = new \Vendor\Alidayu\TopClient;
 $req = new \Vendor\Alidayu\AlibabaAliqinFcSmsNumSendRequest;

 /*************配置***************/
 $code = randCode(4);//随机验证码
 $c->appkey = '23******';
 $c->secretKey = '6f73a******************';
 $req->setSmsType("normal");
 $req->setSmsFreeSignName("xx的测试");
 $req->setSmsParam("{code:'$code'}");
 $req->setRecNum("$mobile");
 $req->setSmsTemplateCode("SMS_3******");

 if($user)
 {
  if($user['mobile'] == $mobile)
  {
   /*************发送验证码短信，并把验证码作为新密码保存到服务器上***************/
   //$c->execute($req); //不要开启，开启后就会有短信到账，一次几分钱..在服务器上看新密码就好
   $newpwd['pwd'] = md5($code);
   D('db_admin')->where(array('admin'=>$user['admin']))->save($newpwd);
   $this->ajaxreturn(0);//用户名密码匹配
  }
  else
  {
   $this->ajaxreturn(1);//用户名和手机号不匹配
  }
 }
 else
 {
  $this->ajaxreturn(2); //用户名不存在
 }
 $this->display();
}//获取验证码