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php实现的css文件背景图片下载器代码

Jun 06, 2016 pm 08:17 PM
css file php Background picture

这篇文章主要介绍了php实现的css文件背景图片下载器代码,涉及文件与URL地址的操作,是非常实用的技巧,需要的朋友可以参考下

本文实例讲述了php实现的css文件背景图片下载器代码。分享给大家供大家参考。具体实现方法如下:

下载css文件里面的背景图片是我们这些盗版份子长期搞的事情,下载个css图片下载器常出现各种广告弹窗,实在扛不住。这里就提供了一个php版的css文件背景图片下载器给大家。

把文件放到php程序目录 dos下面 php.exe cssImages.php 0 \images\

先在php程序目录建个images文件夹,呵呵,贴代码:

复制代码 代码如下:

/**  
*@阿唐 2013-4-6 22:19   
*@呵呵  
*/   
set_time_limit(0);   
error_reporting(E_ERROR);   
if($argc print_r('   
 +-------------------------------------------------+   
Usage: php '.$argv[0].' css路径类型(0为远程、1为本地) css文件路径 图片保存目录   
Example:    
php.exe '.$argv[0].' 0 \images\   
 +-------------------------------------------------+   
');   
exit();   
}   
//远程css   
if($argv[1]==0){   
    $host = getParse($argv[2],'host');   
    $savePath = getSavePath($argv[3]);   
    $images = getCssImagesArray($argv[2]);   
    //print_r($images);   
    $imagesurls = getImagesLinks($images,$argv[2]);   
    imagesDowner($imagesurls);   
}   
//本地css开始   
if($argv[1]==1){   
    //懒得写了,呵呵,这个没多大意义   
}   
/*  
 * css图片分析函数  
 * $csspath  css文件路径  
 */   
function getCssImagesArray($csspath){   
    $cssFile = file_get_contents($csspath);   
    $images = array();   
    preg_match_all("|url\((.+)\)|i",$cssFile,$images);   
    $images = $images[1];   
    return $images;   
}   
/*  
 * css文件相对目录处理函数  
 * $path 路径  
 */   
function getNocssPath($path){   
    global $host;   
    $tempLinkmages='';   
    //相当路径获取   
    $tempPath = explode('/',$path);   
    for($i=1;$i         $tempLinkmages .= $tempPath[$i].'/';   
    }   
    $xdImage = $host.$tempLinkmages;   
    return $xdImage;   
    //相当路径获取   
}   
   
/*  
 * 图片连接获取函数  
 * $images array 所有需要获取的images数组  
 * cssLink css文件链接  
 */   
function getImagesLinks($imagesArray,$cssLink){   
global $host;   
$urlImages = array();   
    foreach($imagesArray as $key=>$value){   
        if(pathCheck($value)){   
            if((!in_array(($host.$value),$urlImages))){   
                $urlImages[$key] = $host.$value;   
            }   
        }else{   
            if((!in_array((getNocssPath(getParse($cssLink,'path')).$value),$urlImages))){   
                $urlImages[$key] = getNocssPath(getParse($cssLink,'path')).$value;   
            }   
        }   
    }   
    return $urlImages;   
}   
   
/*  
 * 图片获取  
 * $urlImages需要下载的图片数组  
 */   
function imagesDowner($urlImages){   
//print_r($urlImages);   
    foreach($urlImages as $key=>$value){   
        $urlImagesOk[$key] = str_replace('//','/',$value);   
        $urlImagesOk[$key] = str_replace('"','',$urlImagesOk[$key]);   
        $urlImagesOk[$key] = str_replace("'",'',$urlImagesOk[$key]);   
        $urlImagesOk[$key] = 'http://'.$urlImagesOk[$key];   
        if(grabImage($urlImagesOk[$key],basename($urlImagesOk[$key]))){   
            print_r(   
basename($urlImagesOk[$key]).' 文件下载成功   
');   
        }else{   
            print_r(   
basename($urlImagesOk[$key]).'  下载失败   
');   
        }   
    }   
    //print_r($urlImagesOk);   
}   
/*  
 * 相对路径绝对路径判定函数  
 * $imageUrl 图片链接数组  
 * true 为绝对路径  
 * false 为相当路径  
 */   
function pathCheck($imageUrl){   
    if(preg_match('|^(\/)|',$imageUrl)){   
        return true;   
    }else{   
        return false;   
    }   
}   
   
/*  
 * 图片下载函数  
 * $url 图片链接  
 * $filename图片名字  
 */   
function grabImage($url, $filename){   
    global $savePath;    
    if($url == '') {   
        return false; //如果 $url 为空则返回 false;   
           
    }   
    $ext_name = strrchr($url, '.'); //获取图片的扩展名   
    if($ext_name != '.gif' && $ext_name != '.jpg' && $ext_name != '.bmp' && $ext_name != '.png') {   
        return false; //格式不在允许的范围   
           
    }   
    if($filename == '') {   
        return false; //名称无效   
           
    }   
    //开始捕获   
    ob_start();   
    if(readfile($url)){   
        $img_data = ob_get_contents();   
        ob_end_clean();   
        $size = strlen($img_data);   
    }else{   
    ob_end_clean();   
    return false;   
    }   
    if(($local_file = fopen($savePath.$filename , 'a'))&&(fwrite($local_file, $img_data)))   
    {   
        fclose($local_file);   
        return true;   
    }   
}   
/*  
 * 保存目录  
 */   
function getSavePath($savepath){   
    $savePath = $savepath;   
    $savePath = dirname(__FILE__).$savePath;   
    return $savePath;   
}   
/*  
 * 解析url  
 */   
function getParse($host,$type){   
    $baseurl = parse_url($host);   
    return $baseurl[$type].'/';   
   
//echo $baseurl;   
}   
?>

希望本文所述对大家的PHP程序设计有所帮助。

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