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token.php
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token.php
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<?php
$tokenObj = new token();
//$array =$tokenObj->GetUserDetail("oktkLj6dYYSEc9c4rW41Hhm3V8R0");
//$tokenObj->InitToken();
$tokenObj ->message("https://api.weixin.qq.com/cgi-bin/message/custom/send?access_token=YDUVzBGsFPpw2sF_Kx-F3kP0kjIOt9IQWiMqHMGcla-lvZ7SewRQaS_TOdzsXpTe5K_IrDS95I8_mthqXGQWxhO08Dn8R36vJgOj-VR40wg","oktkLj6dYYSEc9c4rW41Hhm3V8R0");
//echo $array[1];
class token{
function message($url,$openid)
{
$opts = array (
'touser' => $openid,
'msgtype'=> "text",
'text' => array (
'content' => 'Hello World'
)
);
$context = stream_context_create($opts);
echo file_get_contents($url, false, stream_context_create($options));;
}
/*
//得到订阅用户 (返回数组)
public function GetUserList()
{
$strjson = $this -> GetUrlReturn("https://api.weixin.qq.com/cgi-bin/user/get?access_token=%s");
$openidarr= $strjson->data->openid;
//print_r($openidarr); 调试
return $openidarr;
}
//得到订阅用户详情（返回对象）
function GetUserDetail($openid)
{
$url = "https://api.weixin.qq.com/cgi-bin/user/info?access_token=%s&openid=".$openid;
$strjson = $this -> GetUrlReturn($url);
return $strjson;
}
*/
/*
*
* 私有成员变量 存token值
* 因为//access_token是公众号的全局唯一票据，公众号调用各接口时都需使用access_token。
* 正常情况下access_token有效期为7200秒，重复获取将导致上次获取的access_token失效。
*/
public $_token;
/*
*
* 私有方法
*
*/
//得到Token对象并写入到配置文件
function InitToken()
{
$url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=wx3084b898f1e50c78&secret=44a6c855b7c59078c34bf1005988f054";
$a = file_get_contents($url);
$strjson=json_decode($a);
$token = $strjson->access_token;
if (empty($token))
{
//修改 {"errcode":45009,"errmsg":"api freq out of limit"}
echo "错误：取得token无效，可能是调用太频繁！"; //$strjson
throw new Exception('错误：取得token无效');
}
$obj = fopen("token.txt","w+"); //SAE禁用fopen本地文件，这里需要Storage
fwrite($obj,$token);
$this -> _token = $token;
}
//封装私有方法，调用得到Get的参数,$needToken默认为false, 不取值，这里有一个潜规则，%s为 self::$_token
function GetUrlReturn($url, $needToken = false)
{
//第一次为空，则从文件中读取
if (empty($this -> _token))
{
$obj = fopen("token.txt","r");
$this -> _token = fgets($obj,1000);
}
//为空则重新取值
if (empty($this -> _token) || $needToken)
{
$this ->InitToken();
}
echo $this ->_token;
$newurl = sprintf($url, $this -> _token);
$a = file_get_contents($newurl);
echo $a;
$strjson=json_decode($a);
//var_dump($strjson); //开启可调试
if (!empty($strjson-> errcode))
{
switch ($strjson-> errcode){
case 40001:
$this -> GetUrlReturn($url, true); //重新取值，可能是过期导致
break;
case 41001:
throw new Exception("缺少access_token参数:".$strjson->errmsg);
break;
default:
throw new Exception($strjson->errmsg); //其他错误，抛出
break;
}
}
return $strjson;
}
}
?>