PHP实现微信图片上传到服务器的方法示例

本文实例讲述了PHP实现微信图片上传到服务器的方法。分享给大家供大家参考，具体如下：

本文实例讲述了PHP实现微信图片上传到服务器的方法。分享给大家供大家参考，具体如下：

$pic_img=trim( $postObj->PicUrl);
if($type=="image"){
 $pic_url=save_file_to_sever($pic_img,$fromUsername);
}
 GetRootPath(){
 $sRealPath = realpath('./');
 $sSelfPath = $_SERVER['PHP_SELF'];
 $sSelfPath = substr($sSelfPath, 0, strrpos($sSelfPath, '/'));
 return substr($sRealPath, 0, strlen($sRealPath) - strlen($sSelfPath));
}
function save_file_to_sever($url,$fromid){
 $gen=GetRootPath();
 $time=time();
 $newfname =$gen."/weixin/wx_huodong/xiawucha/".$fromid.$time.'.jpg';
 $ch=curl_init();
 $timeout=5;
 curl_setopt($ch,CURLOPT_URL,$url);
 curl_setopt($ch,CURLOPT_RETURNTRANSFER,1);
 curl_setopt($ch,CURLOPT_CONNECTTIMEOUT,$timeout);
 $img=curl_exec($ch);
 curl_close($ch);
 $size=strlen($img);
 //文件大小
 $fp2=@fopen($newfname,'a');
 fwrite($fp2,$img);
 fclose($fp2);
 return "http://www.xxx.com/weixin/wx_huodong/xiawucha/".$fromid.$time.'.jpg';
}