微信新增临时素材-图片

微信新增临时素材

获取access_token—getaccesstoken.php

<?php
//7200s内获取access_token
function getAccessToken(){
if(file_exists('access_token.txt')){
$time=filemtime('access_token.txt');
$nowtime=time();
if($nowtime-$time>7200){
unlink('access_token.txt');
$res= wechatAccessToken();
}else{
$str=file_get_contents('access_token.txt');
$arr=json_decode($str,true);
$res= $arr['access_token'];
}
}else{
$res= wechatAccessToken();
}
return $res;
}
//请求获取access_token接口
function wechatAccessToken(){
$url='https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=***&secret=***';
$str=file_get_contents($url);
$arr=json_decode($str,true);
$access_token=$arr['access_token'];
file_put_contents('access_token.txt', $access_token);
return $access_token;
}
// echo getAccessToken();
?>

模拟表单上传图片素材—form.php

<?php
include('getaccesstoken.php');
$access_token=getAccessToken();
$url='https://api.weixin.qq.com/cgi-bin/media/upload?access_token='.$access_token.'&type=image';
$data=array(
'media'=>new CURLFile(realpath('./banner_02.jpg'))
);
$res=postCurl($url,$data);
print_r($res);

//{"type":"image","media_id":"JfY0syKKmrovPoOrn7Q5ZJcgs_eC9uMLoALkPwmwJiCxacod7JR4QNMfBq0g0aKB","created_at":1501067593}

function postCurl($url,$data){
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "POST");
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, FALSE);
curl_setopt($ch, CURLOPT_USERAGENT, 'Mozilla/5.0 (compatible; MSIE 5.01; Windows NT 5.0)');
curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);
curl_setopt($ch, CURLOPT_AUTOREFERER, 1);
curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$tmpInfo = curl_exec($ch);
curl_close($ch);
return $tmpInfo;
}
?>