<?php
public function get_img($id){
$appid = '****';
$secret = '*****';
$url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=$appid&secret=$secret";
$arr = file_get_contents($url);
$a = json_decode($arr, true);
$access_token = $a['access_token'];
$url = 'https://api.weixin.qq.com/wxa/getwxacode?access_token=' . $access_token;
$path = "pages/activity/detail/detail?goodsId=$id";
$width = 150;
$data = '{"path":"' . $path . '","width":' . $width . '}';
$return = $this->request_post($url, $data);
//保存在根目录一个文件
$img_name = time().rand(1000,9999).'.jpg';
file_put_contents('./update/qrcode/' . $img_name, $return);
$turl = './update/qrcode/' . $img_name ;
$result = substr($turl, 1);
return $result;
}
function request_post($url, $data)
{
$ch = curl_init();
//$header = "Accept-Charset: utf-8";
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_HTTPHEADER, $header);
curl_setopt($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);
if (curl_errno($ch)) {
return false;
} else {
return $tmpInfo;
}
}
?>