<?php

/*  Poweradmin, a friendly web-based admin tool for PowerDNS.

 *  See <https://rejo.zenger.nl/poweradmin> for more details.

 *

 *  Copyright 2007, 2008  Rejo Zenger <rejo@zenger.nl>

 *

 *  This program is free software: you can redistribute it and/or modify

 *  it under the terms of the GNU General Public License as published by

 *  the Free Software Foundation, either version 3 of the License, or

 *  (at your option) any later version.

 *

 *  This program is distributed in the hope that it will be useful,

 *  but WITHOUT ANY WARRANTY; without even the implied warranty of

 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 *  GNU General Public License for more details.

 *

 *  You should have received a copy of the GNU General Public License

 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.

 */

session_start();

include_once("config-me.inc.php");

if(!@include_once("config.inc.php"))

{

	error( _('You have to create a config.inc.php!') );

}

/*************

 * Constants *

 *************/

if (isset($_GET["start"])) {

   define('ROWSTART', (($_GET["start"] - 1) * $iface_rowamount));

   } else {

   define('ROWSTART', 0);

}

if (isset($_GET["letter"])) {

   define('LETTERSTART', $_GET["letter"]);

   $_SESSION["letter"] = $_GET["letter"];

} elseif(isset($_SESSION["letter"])) {

   define('LETTERSTART', $_SESSION["letter"]);

} else {

   define('LETTERSTART', "a");

}

$valid_tlds = array(

  "ac", "ad", "ae", "aero", "af", "ag", "ai", "al", "am", "an", "ao", "aq", "ar",

  "arpa", "as", "asia", "at", "au", "aw", "ax", "az", "ba", "bb", "bd", "be",

  "bf", "bg", "bh", "bi", "biz", "bj", "bm", "bn", "bo", "br", "bs", "bt", "bv",

  "bw", "by", "bz", "ca", "cat", "cc", "cd", "cf", "cg", "ch", "ci", "ck", "cl",

  "cm", "cn", "co", "com", "coop", "cr", "cu", "cv", "cx", "cy", "cz", "de", "dj",

  "dk", "dm", "do", "dz", "ec", "edu", "ee", "eg", "er", "es", "et", "eu", "fi",

  "fj", "fk", "fm", "fo", "fr", "ga", "gb", "gd", "ge", "gf", "gg", "gh", "gi",

  "gl", "gm", "gn", "gov", "gp", "gq", "gr", "gs", "gt", "gu", "gw", "gy", "hk",

  "hm", "hn", "hr", "ht", "hu", "id", "ie", "il", "im", "in", "info", "int", "io",

  "iq", "ir", "is", "it", "je", "jm", "jo", "jobs", "jp", "ke", "kg", "kh", "ki",

  "km", "kn", "kp", "kr", "kw", "ky", "kz", "la", "lb", "lc", "li", "lk", "lr",

  "ls", "lt", "lu", "lv", "ly", "ma", "mc", "md", "me", "mg", "mh", "mil", "mk",

  "ml", "mm", "mn", "mo", "mobi", "mp", "mq", "mr", "ms", "mt", "mu", "museum",

  "mv", "mw", "mx", "my", "mz", "na", "name", "nc", "ne", "net", "nf", "ng", "ni",

  "nl", "no", "np", "nr", "nu", "nz", "om", "org", "pa", "pe", "pf", "pg", "ph",

  "pk", "pl", "pm", "pn", "pr", "pro", "ps", "pt", "pw", "py", "qa", "re", "ro",

  "rs", "ru", "rw", "sa", "sb", "sc", "sd", "se", "sg", "sh", "si", "sj", "sk",

  "sl", "sm", "sn", "so", "sr", "st", "su", "sv", "sy", "sz", "tc", "td", "tel",

  "tf", "tg", "th", "tj", "tk", "tl", "tm", "tn", "to", "tp", "tr", "travel",

  "tt", "tv", "tw", "tz", "ua", "ug", "uk", "um", "us", "uy", "uz", "va", "vc",

  "ve", "vg", "vi", "vn", "vu", "wf", "ws", "xn--0zwm56d", "xn--11b5bs3a9aj6g",

  "xn--80akhbyknj4f", "xn--9t4b11yi5a", "xn--deba0ad", "xn--g6w251d",

  "xn--hgbk6aj7f53bba", "xn--hlcj6aya9esc7a", "xn--jxalpdlp", "xn--kgbechtv",

  "xn--zckzah", "ye", "yt", "yu", "za", "zm", "zw");

/* Database connection */

require_once("database.inc.php");

// Generates $db variable to access database.

// Array of the available zone types

$server_types = array("MASTER", "SLAVE", "NATIVE");

// $rtypes - array of possible record types

$rtypes = array('A', 'AAAA', 'CNAME', 'HINFO', 'MX', 'NAPTR', 'NS', 'PTR', 'SOA', 'SRV', 'TXT');

// If fancy records is enabled, extend this field.

if($dns_fancy) {

        $rtypes[10] = 'URL';

        $rtypes[11] = 'MBOXFW';

}

// $template - array of records that will be applied when adding a new zone file

$template = array(

                array(

                                "name"          =>              "##DOMAIN##",

                                "type"          =>              "SOA",

                                "content"       =>              "$dns_ns1 $dns_hostmaster 0",

                                "ttl"           =>              "$dns_ttl",

                                "prio"          =>              ""

                ),

                array(

                                "name"          =>              "##DOMAIN##",

                                "type"          =>              "NS",

                                "content"       =>              "$dns_ns1",

                                "ttl"           =>              "$dns_ttl",

                                "prio"          =>              ""

                ),

                array(

                                "name"          =>              "##DOMAIN##",

                                "type"          =>              "NS",

                                "content"       =>              "$dns_ns2",

                                "ttl"           =>              "$dns_ttl",

                                "prio"          =>              ""

                ),

                array(

                                "name"          =>              "www.##DOMAIN##",

                                "type"          =>              "A",

                                "content"       =>              "##WEBIP##",

                                "ttl"           =>              "$dns_ttl",

                                "prio"          =>              ""

                ),

                array(

                                "name"          =>              "##DOMAIN##",

                                "type"          =>              "A",

                                "content"       =>              "##WEBIP##",

                                "ttl"           =>              "$dns_ttl",

                                "prio"          =>              ""

                ),

                array(

                                "name"          =>              "mail.##DOMAIN##",

                                "type"          =>              "A",

                                "content"       =>              "##MAILIP##",

                                "ttl"           =>              "$dns_ttl",

                                "prio"          =>              ""

                ),

                array(

                                "name"          =>              "localhost.##DOMAIN##",

                                "type"          =>              "A",

                                "content"       =>              "127.0.0.1",

                                "ttl"           =>              "$dns_ttl",

                                "prio"          =>              ""

                ),

                array(

                                "name"          =>              "##DOMAIN##",

                                "type"          =>              "MX",

                                "content"       =>              "mail.##DOMAIN##",

                                "ttl"           =>              "$dns_ttl",

                                "prio"          =>              "10"

                )

);

/*************

 * Includes  *

 *************/

require_once("error.inc.php");

require_once("auth.inc.php");

require_once("i18n.inc.php");

require_once("users.inc.php");

require_once("dns.inc.php");

require_once("record.inc.php");

$db = dbConnect();

doAuthenticate();

/*************

 * Functions *

 *************/

/*

 * Display the page option: [1] [2] .. [n]

 */

function show_pages($amount,$rowamount,$id='')

{

   if ($amount > $rowamount) {

      if (!isset($_GET["start"])) $_GET["start"]=1;

      echo _('Show page') . ":<br>";

      for ($i=1;$i<=ceil($amount / $rowamount);$i++) {

         if ($_GET["start"] == $i) {

            echo "[ <b>".$i."</b> ] ";

         } else {

            echo "[ <a href=\"".$_SERVER["PHP_SELF"]."?start=".$i;

	    if ($id!='') echo "&id=".$id;

	    echo "\">".$i."</a> ] ";

         }

      }

   }

}

/*

 * Display the alphabetic option: [0-9] [a] [b] .. [z]

 */

function show_letters($letterstart,$userid=true)

{

        echo _('Show zones beginning with') . ":<br>";

	$letter = "[[:digit:]]";

	if ($letterstart == "1")

	{

		echo "[ <span class=\"lettertaken\">0-9</span> ] ";

	}

	elseif (zone_letter_start($letter,$userid))

	{

		echo "[ <a href=\"".$_SERVER["PHP_SELF"]."?letter=1\">0-9</a> ] ";

	}

	else

	{

		echo "[ <span class=\"letternotavailble\">0-9</span> ] ";

	}

        foreach (range('a','z') as $letter)

        {

                if ($letter == $letterstart)

                {

                        echo "[ <span class=\"lettertaken\">".$letter."</span> ] ";

                }

                elseif (zone_letter_start($letter,$userid))

                {

                        echo "[ <a href=\"".$_SERVER["PHP_SELF"]."?letter=".$letter."\">".$letter."</a> ] ";

                }

                else

                {

                        echo "[ <span class=\"letternotavailble\">".$letter."</span> ] ";

                }

        }

}

function zone_letter_start($letter,$userid=true)

{

        global $db;

	global $sql_regexp;

        $query = "SELECT 

			domains.id AS domain_id,

			zones.owner,

			domains.name AS domainname

			FROM domains

			LEFT JOIN zones ON domains.id=zones.domain_id 

			WHERE substring(domains.name,1,1) ".$sql_regexp." ".$db->quote("^".$letter);

	$db->setLimit(1);

        $result = $db->query($query);

        $numrows = $result->numRows();

        if ( $numrows == "1" ) {

                return 1;

        } else {

                return 0;

        }

}

function error($msg) {

	if ($msg) {

		echo "     <div class=\"error\">Error: " . $msg . "</div>\n";

	} else {

		echo "     <div class=\"error\">" . _('An unknown error has occurred.') . "</div>\n"; 

	}

}

function success($msg) {

	if ($msg) {

		echo "     <div class=\"success\">" . $msg . "</div>\n";

	} else {

		echo "     <div class=\"success\">" . _('Something has been successfully performed. What exactly, however, will remain a mystery.') . "</div>\n"; 

	}

}

/*

 * Something has been done nicely, display a message and a back button.

 */

function message($msg)

{

    include_once("header.inc.php");

    ?>

    <P><TABLE CLASS="messagetable"><TR><TD CLASS="message"><H2><?php echo _('Success!'); ?></H2>

    <BR>

	<FONT STYLE="font-weight: Bold">

	<P>

	<?php

    if($msg)

    {

        echo nl2br($msg);

    }

    else

    {

        echo _('Successful!');

    }

    ?>

    </P>

    <BR>

    <P>

    <a href="javascript:history.go(-1)">&lt;&lt; <?php echo _('back'); ?></a></FONT>

    </P>

    </TD></TR></TABLE></P>

    <?php

    include_once("footer.inc.php");

}

/*

 * Reroute a user to a cleanpage of (if passed) arg

 */

function clean_page($arg='')

{

	if (!$arg)

	{

		header("Location: ".$_SERVER["PHP_SELF"]."?time=".time());

		exit;

	}

	else

	{

		if (preg_match('!\?!si', $arg))

		{

			$add = "&time=";

		}

		else

		{

			$add = "?time=";

		}

		header("Location: $arg$add".time());

		exit;

	}

}

function get_status($res)

{

	if ($res == '0')

	{

		return "<FONT CLASS=\"inactive\">" . _('Inactive') . "</FONT>";

	}

	elseif ($res == '1')

	{

		return "<FONT CLASS=\"active\">" . _('Active') . "</FONT>";

	}

}

function parse_template_value($val, $domain, $webip, $mailip)

{

	$val = str_replace('##DOMAIN##', $domain, $val);

	$val = str_replace('##WEBIP##', $webip, $val);

	$val = str_replace('##MAILIP##', $mailip, $val);

	return $val;

}

/*

 * Validates an email address.

 * Checks if there is something before the at '@' sign and its followed by a domain and a tld of minimum 2

 * and maximum of 4 characters.

 */

function is_valid_email($email)

{

	if(!eregi("^[0-9a-z]([-_.]?[0-9a-z])*@[0-9a-z]([-.]?[0-9a-z])*\\.([a-z]{2,6}$)", $email)) {

		return false;

	}

	return true;

}

function v_num($string) {

	if (!eregi("^[0-9]+$", $string)) { 

		return false ;

	} else {

		return true ;

	}

}

// Debug print

function debug_print($var) {

	echo "<pre style=\"border: 2px solid blue;\">\n";

	if (is_array($var)) { print_r($var) ; } else { echo $var ; } 

	echo "</pre>\n";

}

?>