小程序获取access_token

偏执的太偏执、 2022-04-17 00:19 248阅读 0赞

<button bindtap="token">获取token</button>  
// pages/token/token.js  
Page(\{  
  data: \{  
   
  \},  
  token:function()\{  
    wx.request(\{  
      url: 'xxxx',  
      data:\{\},  
      success:function(res)\{  
        console.log(res.data);  
        //这里我是用的新浪云的sae,所以存在读写权限问题，打印出来的信息会存在告警  
      \}  
    \});  
  \}  
\})  
<?php exit();?>  
\{"access\_token":"","expire\_time":0\}  
<?php  
  //验证  
  function getToken()\{  
    $timestamp = $\_GET\["timestamp"\];  
    $nonce =$\_GET\["nonce"\];  
    $token="hello hqtoken";  
    $signature=$\_GET\["signature"\];  
    $array=array($timestamp,$nonce,$token);  
    sort($array);  
    $tmpstr=implode("",$array);  
    $tmpstr=sha1($tmpstr);  
    if($tmpstr == $signature)\{  
      echo $\_GET\["echostr"\];  
      exit;  
    \}  
  \}  
  //获取AccessToken  
  function getAccessToken()\{  
    $appid="你的appid";  
    $appsecret = "你的appsecret";  
    //文件存储  
    $data=json\_decode(get\_php\_file("access\_token.php"));  
    if($data->expire\_time<time())\{  
      $url="https://api.weixin.qq.com/cgi-bin/token?grant\_type=client\_credential&appid=".$appid."&secret=".$appsecret;  
      $res=json\_decode(httpGet($url));  
      $access\_token=$res->access\_token;  
      if($access\_token)\{  
        $data->expire\_time=time()+7000;  
        $data->access\_token=$access\_token;  
        set\_php\_file("access\_token.php",json\_encode($data));  
      \}  
    \}else\{  
      $access\_token=$data->access\_token;  
    \}  
    return $access\_token;  
  \}  
  //公共的curl方法  
  function httpGet($url)\{  
    $curl = curl\_init();  
    curl\_setopt($curl,CURLOPT\_URL,$url);  
    curl\_setopt($curl,CURLOPT\_RETURNTRANSFER,1);  
    //如果用的是https，ssl安全验证  
    curl\_setopt($curl,CURLOPT\_SSL\_VERIFYPEER,false);  
    curl\_setopt($curl,CURLOPT\_SSL\_VERIFYHOST,false);  
    $res =curl\_exec($curl);  
    curl\_close($curl);  
    return $res;  
  \}  
  function get\_php\_file($filename)\{  
    return trim(substr(file\_get\_contents($filename),15));  
  \}  
  function set\_php\_file($filename,$content)\{  
    $fp=fopen($filename,"w");  
    fwrite($fp,"<?php exit();?>".$content);  
    fclose($fp);  
  \}  
  echo getAccessToken();  
?>