php获取远道图片并下载保存到本地

WBOY
Release: 2016-06-13 11:57:20
Original
869 people have browsed it

php获取远程图片并下载保存到本地

/**功能:php完美实现下载远程图片保存到本地*参数:文件url,保存文件目录,保存文件名称,使用的下载方式*当保存文件名称为空时则使用远程文件原来的名称*/function getImage($url,$save_dir='',$filename='',$type=0){    if(trim($url)==''){		return array('file_name'=>'','save_path'=>'','error'=>1);	}	if(trim($save_dir)==''){		$save_dir='./';	}    if(trim($filename)==''){//保存文件名        $ext=strrchr($url,'.');        if($ext!='.gif'&&$ext!='.jpg'){			return array('file_name'=>'','save_path'=>'','error'=>3);		}        $filename=time().$ext;    }	if(0!==strrpos($save_dir,'/')){		$save_dir.='/';	}	//创建保存目录	if(!file_exists($save_dir)&&!mkdir($save_dir,0777,true)){		return array('file_name'=>'','save_path'=>'','error'=>5);	}    //获取远程文件所采用的方法     if($type){		$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($ch);    }else{	    ob_start(); 	    readfile($url);	    $img=ob_get_contents(); 	    ob_end_clean();     }    //$size=strlen($img);    //文件大小     [email protected]($save_dir.$filename,'a');    fwrite($fp2,$img);    fclose($fp2);	unset($img,$url);    return array('file_name'=>$filename,'save_path'=>$save_dir.$filename,'error'=>0);}
Copy after login

Related labels:
source:php.cn
Statement of this Website
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
Popular Tutorials
More>
Latest Downloads
More>
Web Effects
Website Source Code
Website Materials
Front End Template