无数据库的详细域名查询程序PHP版(1)

文件一：index.php


echo "\n";



if(!isset($use_global_templates))
    $use_global_templates = 1;    // whether to use the global templates

$template_header = "gheader.tml";    // the global header template
$template_footer = "gfooter.tml";    // the global footer template



$template_search_mini = "searchform.tml";    // search template
$template_search = "searchmain.tml";
$template_raw_output = "rawoutput.tml";    // raw output template
$template_available = "isavail.tml";    // template for available
$template_taken = "istaken.tml";    // template for taken
$template_wizard = "wizard.tml";    // template for the domain wizard
$template_wizard_results = "wizardres.tml"; // the output template for the domain wizard
$template_error = "error.tml";    // the template in case of error
$template_exts_list = "exts_list.tml";
$template_global = "global.tml";
$template_global_results = "globres.tml";

$search_title = "Let Floyd find your domain name";
$raw_output_title = "Floyd's Raw WHOIS Output";
$available_title = "Floyd says Domain Name Available!";
$taken_title = "Floyd says Doman Name in use";
$wizard_title = "Floyd the Domain Name Wizard";
$error_title = "Floyd Encountered an Error!";
$exts_list_title = "Floyd supports the following extensions";
$global_title = "Let Floyd do the hard work!";

// the extensions that we are going to be using, edit these for your needs
$whois_exts = array(
    "com",
    "net",
    "org",
    "com.cn",
    "net.cn",
    "org.cn",
    "gov.cn",
    "sh",
    "cc"
);

// some extensions (com/net/org) have a server which contains the name of the server which should be used for  

the information, this simply tells the script to use the whois server as a source for the server info... ;)
$whois_si_servers = array();

// an array of the `whois' servers
$whois_servers = array();

// default whois servers for info
$whois_info_servers = array();

// the backup whois servers to try
$whois_info_servers_backup = array();

// the strings that are returned if the domain is available
$whois_avail_strings = array();

// some substitution strings follow
$errormsg = "";
$titlebar = "MWhois written by Matt Wilson";    // the defatul title bar
$rawoutput = "";
$avail = array();
$unavail = array();
$whois_server = "";

// the name of the script
$script_name = "index.php";

function my_in_array($val,$array_)
{
    for($l=0; $l        if($array_[$l] == $val)
            return 1;

    return 0;
}

// this loads the server info for the extensions in $whois_exts;
function load_server_info()
{
    global $whois_exts;
    global $whois_si_servers;
    global $whois_servers;
    global $whois_info_servers;
    global $whois_info_servers_backup;
    global $whois_avail_strings;

    // load the servers.lst file
    $tlds = file("servers.lst");

    for($l=0; $l        // time leading spaces or trailing spaces
        $tlds[$l] = chop($tlds[$l]);

        // filter out the commented lines (begin with #)
        if(substr($tlds[$l], 0, 1) == "#" || !strlen($tlds[$l])) { continue; }

        // explode via the seperation char `|'
        $es = explode("|", $tlds[$l]);

        // check to see whether we want this TLD
        if(!my_in_array($es[0], $whois_exts)) { continue; }

        // yes we do, so store the details in the appropriate arrays
        $whois_servers[$es[0]] = $es[1];
        $whois_si_servers[$es[0]] = $es[5];
        $whois_info_servers[$es[0]] = $es[3];
        $whois_info_servers_backup[$es[0]] = $es[4];
        $whois_avail_strings[$es[1]] = $es[2];

        // thats it!
    }
}

function choose_info_server($domain, $ext)
{
    global $whois_info_servers;
    global $whois_si_servers;
    global $whois_server;
    global $whois_servers;

    $whois_server = "";

    if($whois_si_servers[$ext]){
        if(($co = fsockopen($whois_servers[$ext], 43)) == false){
            echo "\n";
            $whois_server = $whois_servers[$ext];
        } else {
            echo "\n";
            fputs($co, $domain.".".$ext."\n");
            while(!feof($co))
                $output .= fgets($co,128);

            fclose($co);

            $he = strpos($output, $whois_si_servers[$ext]) + strlen($whois_si_servers[$ext]);
            $le = strpos($output, "\n", $he);
            $whois_server = substr($output, $he, $le-$he);
            echo "\n";
        }
    } else {
        $whois_server = $whois_info_servers[$ext];
    }

    $whois_server = trim($whois_server);
}

// make all the changes
function make_changes($fil)
{
    global $domain;
    global $errormsg;
    global $titlebar;
    global $rawoutput;
    global $avail;
    global $unavail;
    global $ext;
    global $whois_exts;
    global $whois_servers;
    global $script_name;

    $f = implode("",file($fil));

    $f = str_replace("[>WHOIS_SERVER<]",$whois_servers[$ext],$f);
    $f = str_replace("[>TITLE_BAR<]",$titlebar,$f);
    $f = str_replace("[>DOMAIN<]",$domain,$f);
    $f = str_replace("[>ERROR_MSG<]",$errormsg,$f);
    $f = str_replace("[>RAWOUTPUT<]",$rawoutput,$f);

    for($l=0; $l        $sp[1] = substr(strchr($avail[$l],"."),1);
        $sp[0] = substr($avail[$l],0,strlen($avail[$l])-strlen($sp[1])-1);
        $avail_s = $avail_s."
href=\"".$script_name."?domain=".$sp[0]."&ext=".$sp[1]."\">".$avail[$l]."
";
    }

     for($l=0; $l                $sp[1] = substr(strchr($unavail[$l],"."),1);
                $sp[0] = substr($unavail[$l],0,strlen($unavail[$l])-strlen($sp[1])-1);
                $unavail_s = $unavail_s."
href=\"".$script_name."?domain=".$sp[0]."&ext=".$sp[1]."\">".$unavail[$l]."
";
    }

    $f = str_replace("[>AVAIL_LIST<]",$avail_s,$f);
    $f = str_replace("[>UNAVAIL_LIST<]",$unavail_s,$f);
    $f = str_replace("[>script_NAME<]", $script_name, $f);
    $f = str_replace("[>EXT<]",$ext,$f);
    $f = str_replace("[>EXT_LIST<]",implode("
",$whois_exts),$f);
    $f = str_replace("[>EXT_HTML_LIST<]","
name=ext>\n".implode("\n",$whois_exts)."\n",$f);

    return $f;
}

// show the error page
function do_error()
{
    global $use_global_templates;
    global $template_header;
    global $template_footer;
    global $template_error;
    global $domain;
    global $titlebar;
    global $error_title;
    global $errormsg;

    $titlebar = $error_title;

    if($use_global_templates)
        echo make_changes($template_header);

    echo make_changes($template_error);

    if($use_global_templates)
        echo make_changes($template_footer);

    exit();
}

// checks the domain is legal
function check_domain()
{
    global $errormsg;
    global $domain;
    global $ext;
    global $whois_exts;

    if(isset($ext)){
        if(!strlen($ext)){
            $errormsg = "没有选择域名后缀";
            return 0;
        }
        if(!my_in_array($ext,$whois_exts)){
            $errormsg = "不支持此域名后缀";
            return 0;
        }
    }
    if(isset($domain)){
        if(strlen($domain) < 2 || strlen($domain) > 57){
            $errormsg = "域名太长或太短";
            return 0;
        }
        if(strlen($domain) == 2 && !ereg("([0-9]){2}",$domain)){
            $errormsg = "在2个字节的域名中不能包含有字母";
            return 0;
        }
        if(ereg("^-|-$",$domain)){
            $errormsg = "域名前和域名后不能使用-，也不可以连续使用-";
            return 0;
        }
        if(!ereg("([a-z]|[A-Z]|[0-9]|-){".strlen($domain)."}",$domain)){
            $errormsg = "域名只可以包含字母数字组合和-";
            return 0;
        }
    }

    return 1;
}

// perform_whois function returns 0 if domain is available otherwise returns either the raw info or 1
function perform_whois($domainname,$ext,$raw)
{
    global $errormsg;
    global $whois_servers;
    global $rawoutput;
    global $whois_avail_strings;

    $rawoutput = "";

    if($raw)
        return do_raw($domainname,$ext);

    if(($ns = fsockopen($whois_servers[$ext],43)) == false){
        $errormsg = "无法连接到域名查询服务器 ".$whois_servers[$ext]."";
        return -1;
    }
    fputs($ns,"$domainname.$ext\n");
    while(!feof($ns))
        $rawoutput .= fgets($ns,128);

    fclose($ns);

    echo "\n";

    if(!ereg($whois_avail_strings[$whois_servers[$ext]], $rawoutput))
        return 0;

    return 1;
}

// this performs the whois lookup and then shows the data returned
function do_raw($domainname, $ext)
{
    global $titlebar;
    global $template_raw_output;
    global $use_global_templates;
    global $template_header;
    global $template_footer;
    global $raw_output_title;
    global $whois_info_servers;
    global $whois_servers;
    global $rawoutput;
    global $errormsg;
    global $whois_info_servers_backup;
    global $whois_avail_strings;
    global $whois_server;

    choose_info_server($domainname, $ext);

    if(($ns = fsockopen($whois_server,43)) == false){
        if(($ns = fsockopen($whois_info_servers[$ext],43)) == false){
            if(($ns = fsockopen($whois_info_servers_backup[$ext], 43)) == false){
                        return -1;
            } else {
                $whois_server = $whois_info_servers_backup[$ext];
            }
        } else {
            $whois_server = $whois_info_servers[$ext];
        }
    }

    print "\n";

        fputs($ns,"$domainname.$ext\n");
        while(!feof($ns))
                $rawoutput = $rawoutput.fgets($ns,128);

        fclose($ns);

    echo "";

//    $pos = @strpos($rawoutput,$whois_avail_strings[$server]);
//    if(is_string($pos) && !$pos){}
//    else{
//    if(!is_string($pos) || $pos){
//        if(($ns = fsockopen($whois_info_servers_backup[$ext],43)) == false)
//            return -1;
//        else{
//            $rawoutput = "";
//            fputs($ns,"$domainname.$ext\n");
//            while(!feof($ns))
//                $rawoutput = $rawoutput.fgets($ns,128);
//            $pos = @strpos($rawoutput,$whois_avail_strings[$whois_info_servers_backup[$ext]]);
//            if(!is_string($pos) || $pos){}
//            else
//                return -1;
//        }
//    }

    $titlebar = $raw_output_title;

        if($use_global_templates)
                echo make_changes($template_header);

        echo make_changes($template_raw_output);

        if($use_global_templates)
                echo make_changes($template_footer);

    exit();
}

function do_getsearch_mini()
{
        global $template_search_mini;

        echo make_changes($template_search_mini);

    exit();
}

function do_getsearch()
{
        global $template_footer;
        global $template_header;
        global $use_global_templates;
        global $titlebar;
        global $template_search;
    global $search_title;

        $titlebar = $search_title;

        if($use_global_templates)
                echo make_changes($template_header);

        echo make_changes($template_search);

        if($use_global_templates)
                echo make_changes($template_footer);

        exit();     
}

function do_avail()
{
    global $template_footer;
    global $template_header;
    global $use_global_templates;
    global $titlebar;
    global $template_available;
    global $available_title;

        $titlebar = $available_title;

        if($use_global_templates)
                echo make_changes($template_header);

        echo make_changes($template_available);

        if($use_global_templates)
                echo make_changes($template_footer);

    exit();
}

function do_taken()
{
    global $template_footer;
    global $template_header;
    global $use_global_templates;
    global $template_taken;
    global $titlebar;
    global $taken_title;

        $titlebar = $taken_title;

        if($use_global_templates)
                echo make_changes($template_header);

        echo make_changes($template_taken);

        if($use_global_templates)
                echo make_changes($template_footer);

    exit();
}

function do_exts()
{
        global $template_footer;
        global $template_header;
        global $use_global_templates;
        global $template_exts_list;
        global $titlebar;
        global $exts_list_title;

        $titlebar = $exts_list_title;

        if($use_global_templates)
                echo make_changes($template_header);

        echo make_changes($template_exts_list);

        if($use_global_templates)
                echo make_changes($template_footer);

        exit();
}

function do_glob()
{
    global $domain;
    global $whois_exts;
    global $avail;
    global $unavail;
    global $template_header;
        global $template_footer;
        global $use_global_templates;
        global $titlebar;
        global $global_title;

    $titlebar = $global_title;

    if($use_global_templates)
        echo make_changes($template_header);

    if(!isset($domain)){
            global $template_global;

            echo make_changes($template_global);
    }
    else{
        global $template_global_results;

        for($l=0; $l            if(($r = perform_whois($domain,$whois_exts[$l],0)) != -1){
                if(!$r)
                    $avail[] = $domain.".".$whois_exts[$l];
                else
                    $unavail[] = $domain.".".$whois_exts[$l];
            }
        }

        echo make_changes($template_global_results);
    }

    if($use_global_templates)
        echo make_changes($template_footer);

    exit();
}

function do_wiz()
{
        global $domain;
    global $ext;
        global $avail;
        global $unavail;
        global $template_header;
        global $template_footer;
        global $use_global_templates;
        global $titlebar;
        global $wizard_title;
    global $errormsg;
    global $keyword1;
    global $keyword2;
    global $company;

        $titlebar = $wizard_title;

        if($use_global_templates)
                echo make_changes($template_header);

    if(!isset($company) || !isset($keyword1) || !isset($keyword2)){
                global $template_wizard;

                echo make_changes($template_wizard);
        }
        else{
                global $template_wizard_results;

        $domains = array(
            $company,
            $company.$keyword1,
            $company."-".$keyword1,
            $keyword1.$company,
            $keyword1."-".$company,
                        $company.$keyword2,
                        $company."-".$keyword2,
                        $keyword2.$company,
                        $keyword2."-".$company,
            $keyword1,
            $keyword2,
            $keyword1.$keyword2,
            $keyword2.$keyword1,
            $keyword1."-".$keyword2,
            $keyword2."-".$keyword1
        );

        for($l=0; $l            $domain = strtolower(str_replace(" ","",$domains[$l]));
            if(check_domain()){
                if(($r = perform_whois($domain,$ext,0)) != -1){
                    if(!$r)
                        $avail[] = $domain.".".$ext;
                    else
                        $unavail[] = $domain.".".$ext;
                }
            }
        }

                echo make_changes($template_wizard_results);
        }

        if($use_global_templates)
                echo make_changes($template_footer);

    exit();
}

load_server_info();

if(!check_domain())
    do_error();

if(isset($do_wizard))
    do_wiz();

if(isset($do_global))
    do_glob();

if(isset($list_exts))
    do_exts();

if(isset($do_mini_search))
    do_getsearch_mini();

if(!isset($domain))
    do_getsearch();

if(isset($show_raw)){
    if(perform_whois($domain,$ext,1) != -1)
        $errormsg = "MWhois域名查询内部错误";

    do_error();
}

$ret = perform_whois($domain,$ext,0);
if($ret == -1)
    do_error();

if(!$ret)
    do_taken();
else
    do_avail();

?>