php与微信上传永久图文

朱雀 2022-06-08 07:28 87阅读 0赞

* 新增永久素材
         * */
        public function addImg(){
            $filetype=explode('.',$_FILES["uploadfile"]["name"]);
            $file_info=array(
                'filename'=>$_FILES["uploadfile"]["name"],      //图片相对于网站根目录的路径
                'content-type'=>$_FILES["uploadfile"]["type"],  //文件类型
                'filelength'=>$_FILES["uploadfile"]["size"]     //图文大小
            );
            $real_path='C:/Users/Administrator/Desktop/'."{$file_info['filename']}";
            $ImgList= $this->uploadImg($real_path);
            $ImgList=json_decode($ImgList,true);
            if($ImgList['media_id']){
                echo '图片上传成功！<br/>media_id:'.$ImgList['media_id'];
                $this->showImages($ImgList['media_id']);
            }else{
                dump($ImgList);
            }
        }
    
    //图片上传整合需要的东西
        function uploadImg($imgUrl){
            $TOKEN=$this->access_token();
            $URL ='https://api.weixin.qq.com/cgi-bin/material/add_material?access_token='.$TOKEN.'&type=image';//上传临时文件
            $data = array('media'=>"@".$imgUrl);
            $result = $this->http_post($URL,$data);
            $data = @json_decode($result,true);
            return $result;
        }
    //显示上传打印出图片
        function showImages($media_id){
            $TOKEN=$this->access_token();
            $url = 'https://api.weixin.qq.com/cgi-bin/material/get_material?access_token='.$TOKEN;//获取临时文件
            $return_content =$this->http_post($url,json_encode(array('media_id'=>$media_id)));
            $filename = date('Ymdhiss').'.jpg';  //设置保存在domain中的文件名
            $fp= @fopen("Public/Uploads/text/".$filename,"a"); //将文件绑定到流 ??
            $fileurl=fwrite($fp,$return_content); //写入文件
            echo '<meta http-equiv="Content-Type" content="text/html; charset=utf-8">';
            echo '<br/>图片下载成功！<br/>';
            echo "<img width='300' src='".trim(__ROOT__.'/Public/Uploads/text/'.$filename)."'>";
        }
    
        /*
         * 获取access_token
         *一个access_token可以使用2分钟，这样可以降低调用access_token的频率
         * */
        public function access_token() {
           $appid='你的appid';
            $appsecret='你的Secret';//现在要获取微信公众号的access_token,需要在公众号里添加IP白名单，否则获取不了 
            $file = file_get_contents("./access_token.json",true);
            $result = json_decode($file,true);
            if (!$result['access_token']||time() > $result['expires']){
                $data = array();
                $data['access_token'] = $this->getNewToken($appid,$appsecret);
                $data['expires']=time()+7000;
                $jsonStr =  json_encode($data);
                $fp = fopen("./access_token.json", "w");
                fwrite($fp, $jsonStr);
                fclose($fp);
                return $data['access_token'];
            }else{
                return $result['access_token'];
            }
    
    
        }
    
        //获取上传的图片
        function http_get($url) {
    
            $ch = curl_init ();
            curl_setopt ( $ch, CURLOPT_CUSTOMREQUEST, 'GET' );
            curl_setopt ( $ch, CURLOPT_SSL_VERIFYPEER, false );
            curl_setopt ( $ch, CURLOPT_URL, $url );
            ob_start ();
            curl_exec ( $ch );
            $return_content = ob_get_contents ();
            ob_end_clean ();
    
            $return_code = curl_getinfo ( $ch, CURLINFO_HTTP_CODE );
            return $return_content;
        }
        //上传图片用到的curl
        function http_post($url, $data = null)
        {
            //创建一个新cURL资源
            $curl = curl_init();
            //设置URL和相应的选项
            curl_setopt($curl, CURLOPT_URL, $url);
            if (!empty($data)){
                curl_setopt($curl, CURLOPT_POST, 1);
                curl_setopt($curl, CURLOPT_POSTFIELDS, $data);
            }
            curl_setopt ( $curl, CURLOPT_SSL_VERIFYPEER, false);
            curl_setopt ( $curl, CURLOPT_SSL_VERIFYHOST, false);
            curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
            //执行curl，抓取URL并把它传递给浏览器
            $output = curl_exec($curl);
            //关闭cURL资源，并且释放系统资源
            curl_close($curl);
            return $output;
        }