日期:2013-04-14  浏览次数:20419 次

  • <?php
    /*
    站内全文搜索引擎
    作者:yannan
    */

    function tree($directory)
    {
            global $string;

            $mydir=dir($directory);
            while($file=$mydir->read())
            {
                     if((is_dir("$directory/$file")) AND ($file!=".") AND ($file!=".."))
                     {
                               tree("$directory/$file");
                      }
                    else
                    {
                        //检查文件类型,只搜索.php/html/htm文件
                        if((strstr($file,".php")==".php")||(strstr($file,".html")==".html")||(strstr($file,".htm")==".htm"))
                        {
                                //打开文件
                                if(!($myfile=fopen($directory."/".$file,"r")))
                                 {
                                       print("file could not be opened");
                                       exit;
                                  }
                                 //搜索文件内容
                                 while(!feof($myfile))
                                  {
                                   //read a line from the file
                                   $myline=fgets($myfile,500);