PHP 远程图片本地化
<?php/** 远程图片本地化 **/ function pget($url,$ref=false,$head=false){ $curl = curl_init(); // 启动一个CURL会话 curl_setopt($curl, CURLOPT_URL, $url); // 要访问的地址 curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, 0); // 对认证证书来源的检查 curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, 1); // 从证书中检查SSL加密算法是否存在 curl_setopt($curl, CURLOPT_USERAGENT, $_SERVER['HTTP_USER_AGENT']); // 模拟用户使用的浏览器 curl_setopt($curl, CURLOPT_FOLLOWLOCATION, 1); // 使用自动跳转 if($ref){ curl_setopt($curl, CURLOPT_REFERER, $ref);//带来的Referer }else{ curl_setopt($curl, CURLOPT_AUTOREFERER, 1); // 自动设置Referer } curl_setopt($curl, CURLOPT_HTTPGET, 1); // 发送一个常规的Post请求 curl_setopt($curl, CURLOPT_TIMEOUT, 30); // 设置超时限制防止死循环 curl_setopt($curl, CURLOPT_HEADER, 0); // 显示返回的Header区域内容 curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1); // 获取的信息以文件流的形式返回 $tmpInfo = curl_exec($curl); // 执行操作 if (curl_errno($curl)) { echo 'Errno'.curl_error($curl); } if($head){ $data['head']=curl_getinfo($curl);} curl_close($curl); // 关键CURL会话 $data['data']=$tmpInfo; return $data; // 返回数据 } //远程图片本地化 function imgLocation($content){ preg_match_all("/src=[\"|'|\s]{0,}(http:\/\/([^>]*)\.(gif|jpg|png)(.*\"))/isU",$content,$img_array); $timeSrc=date("Ymd", time()); $img_array = array_unique($img_array[1]); $imgPath = dirname(__FILE__).'/../um/php/upload/'.$timeSrc; if(!is_dir($imgPath.'/')) { mkdir($imgPath, '0777',true); chmod($imgPath, '0777'); } foreach($img_array as $key=>$value){ $value=str_repeat('"',"",$value); $http=pget($value,'$value',true); $itype=($http['head']['content_type']); if(!preg_match("#\.(jpg|gif|png)#i", $itype)) { if($itype=='image/gif') { $itype = ".gif"; } else if($itype=='image/png') { $itype = ".png"; } else { $itype = '.jpg'; } } $runds=md5(time()); $rndFileName=$imgPath."/".$runds.$itype; $tp = fopen($rndFileName, 'wb'); fwrite($tp, $http['data']); fclose($tp); if(file_exists($rndFileName)) { $sqlurl="/home/um/php/upload/".$timeSrc."/".$runds.$itype; $content = str_replace($value, $sqlurl.'"', $content); $content = str_replace("alt=", "", $content); } } return $content; } ?>

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