PHP 读取网站HTML代码 生成PNG图片的类

<?php class html2png{ private $filename; private $pngwidth; private $pngheight; private $url_data; private $url; public function __construct($url,$widthsize=1024,$heightsize=800,$file = 'index.html'){ $this->url = $url; $this->filename = $file; $this->pngwidth = intval($widthsize); $this->pngheight = intval($heightsize); $this->url_data = glob($url.'*',GLOB_ONLYDIR); } function getData($forcibly = false){ if(!empty($this->url_data)){ $data = array(); $weburl = 'http://'.$_SERVER['SERVER_NAME'].'/'; foreach($this->url_data as $key => $dir_url){ //得到文件夹名 $dirname = substr($dir_url,strlen($this->url)); //PNG文件地址 $pngurl = $dir_url.DIRECTORY_SEPARATOR.$dirname.'.png'; //HTML文件地址 $fileurl = $dir_url.'/'.$this->filename; if(file_exists($fileurl)){ if(!file_exists($pngurl) || $forcibly){ system($this->getExec($weburl.$fileurl, $pngurl)); } if(file_exists($pngurl)){ $data[$dirname] = $this->url . $dirname.'.png'; } } } return empty($data) ? false : $data; }else{ return false; } } //判断操作系统平台，返回不同的CutyCapt语句 function getExec($weburl,$saveurl){ if(preg_match("/WIN/i",PHP_OS)){ $execurl = dirname(__FILE__).DIRECTORY_SEPARATOR."CutyCapt".DIRECTORY_SEPARATOR."CutyCapt.exe"; $execurl .= " --min-width=".$this->pngwidth." --min-height=".$this->pngheight." --url=".$weburl." --out=".$saveurl; }elseif(PHP_OS=='Linux'){ $execurl = "xvfb-run --server-args=\"-screen 0, 1024x768x24\" cutycapt"; $execurl .= " --min-width=".$this->pngwidth." --min-height=".$this->pngheight." --url=".$weburl." --out=".$saveurl; } return $execurl ; } } $aa = new html2png('templates/'); $fdff = $aa->getData(); print_r($fdff); ?>