$title = $_POST['title'];
     $content = $_POST['content'];
     $isEnable = isset($_POST['isEnable']) ? 1 : 0;
     $db->modifyCrawlSettings($id, $name, $startURL, $alloweddomain, $link, $next, $title, $content, $isEnable);
     //        echo "1";
 } else {
     if ($type == "add") {
         $name = $_POST['name'];
         $startURL = $_POST['startURL'];
         $alloweddomain = $_POST['alloweddomain'];
         $link = $_POST['link'];
         $next = $_POST['next'];
         $title = $_POST['title'];
         $content = $_POST['content'];
         $isEnable = isset($_POST['isEnable']) ? 1 : 0;
         $db->addRule($name, $startURL, $alloweddomain, $link, $next, $title, $content, $isEnable);
     } else {
         if ($type == "fileupload") {
             if ($_FILES["file"]["error"] > 0) {
                 echo "Error: " . $_FILES["file"]["error"] . "<br />";
             } else {
                 if (true) {
                     $path = $_FILES["file"]["tmp_name"];
                     $fp = fopen($path, "r") or die("Unable to open file!");
                     while (!feof($fp)) {
                         $text = fgets($fp);
                         //读取文件的一行
                         $arr = explode(" ", $text);
                         $name = $arr[0];
                         $startURL = $arr[1];
                         $alloweddomain = $arr[2];