微信发送图片php PHP怎么实现微信图片上传到服务器？

这篇文章主要介绍了PHP实现微信图片上传到服务器的方法,涉及php基于curl操作图片文件的相关实现技巧,需要的朋友可以参考下

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 "/weixin/wx_huodong/xiawucha/".$fromid.$time.'.jpg';

}