PHP gets the image address in the CSS file, downloads it and saves it locally_PHP tutorial

 代码如下

代码如下

复制代码

/**      * 获取CSS中图片地址,并且保存到本地      */     class getInCssImage     {           /**          *  图片保存下来          * @param $cssUrl css的url地址          * @param $dir 保存图片的目录          * @return void          */         static public function saveImage($cssUrl, $dir)         {               $content = file_get_contents($cssUrl);              $patterns = '/images(.*).(jpg|gif|png)/'; //正则根据不同地址需要变换             preg_match_all($patterns, $content, $matches);             $imagesUrls = $matches[0];             if (!is_dir($dir))                 mkdir(dirname(__FILE__). '/'. $dir, 0777);             foreach($imagesUrls as $image)             {                   ob_start();                 $imageUrl = "http://www.xx.com/".$image; //这个地址本来用程序给获取的。偷懒了下                 readfile($imageUrl);                 $img  = ob_get_contents();                 ob_end_clean();                 $size = strlen($img);                 $localImage = $dir. strchr($image, '/'); //存到本地的图片地址                 $fp = fopen($localImage, 'a');                 fwrite($fp, $img);                 fclose($fp);             }       }           }     } $content = getInCssImage::saveImage('/css/css.css', 'image');

复制代码

/**
* Get the image address in CSS and save it locally
​​*/
    class getInCssImage
    {  
        /**
* Save the picture
* @param $cssUrl css url address
* @param $dir The directory where pictures are saved
* @return void
                     */
        static public function saveImage($cssUrl, $dir)
        {  
            $content = file_get_contents($cssUrl); 
            $patterns = '/images(.*).(jpg|gif|png)/'; //正则根据不同地址需要变换
            preg_match_all($patterns, $content, $matches);
            $imagesUrls = $matches[0];
            if (!is_dir($dir))
                mkdir(dirname(__FILE__). '/'. $dir, 0777);
            foreach($imagesUrls as $image)
            {  
                ob_start();
                $imageUrl = "http://www.xx.com/".$image; //这个地址本来用程序给获取的。偷懒了下
                readfile($imageUrl);
                $img  = ob_get_contents();
                ob_end_clean();
                $size = strlen($img);
                $localImage = $dir. strchr($image, '/'); //存到本地的图片地址
                $fp = fopen($localImage, 'a');
                fwrite($fp, $img);
                fclose($fp);
            }  
    }  
        }
    }

$content = getInCssImage::saveImage('/css/css.css', 'image');

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TechArticle代码如下 复制代码 /*** Get the image address in CSS and save it locally*/ class getInCssImage { /** * 图片保存下来 * @param $cssUrl css的url地址 * @param $dir 保存...