<?php

class page_handler {
	var $needsAuth = true;

	function checkMail($a) {
		return preg_match(
			'/^[A-Za-z0-9_\.\-\+]+@([A-Za-z0-9_\.\-\+]+)+\.[A-Za-z]{2,6}/',
			$a
		);
	}

	function checkPassword($op, $np, $cp) {
		$q = dbQuery("SELECT password FROM account WHERE id=".$_SESSION['userid']);
		if (!$q) {
			$this->passError = 1;
			return;
		}
		list($rop) = dbFetchArray($q);
		if ($rop != $op) {
			$this->passError = 2;
		} elseif ($np != $cp) {
			$this->passError = 3;
		} elseif (strlen($np) < 4) {
			$this->passError = 4;
		} elseif (strlen($np) > 64) {
			$this->passError = 5;
		} elseif ($np == $_SESSION['login']) {
			$this->passError = 6;
		} else {
			$p = addslashes($np);
			$op = addslashes($rop);
			$q = dbQuery("UPDATE account SET password='$p' WHERE id=".$_SESSION['userid']);
			dbQuery(
				"INSERT INTO pass_change (account, old_pass, new_pass) "
					. "VALUES({$_SESSION['userid']}, '$op', '$p')"
			);
			if (!$q) {
				$this->passError = 1;
			}
		}
	}

	function checkFormData($input) {
		$pLang = array('fr', 'en');
		if (in_array($input['lang'], $pLang)) {
			prefs::set('main/language', $input['lang']);
		}

		$pCol = array('red','green','blue','yellow','grey','purple');
		if (in_array($input['col'], $pCol)) {
			prefs::set('main/colour', $input['col']);
		}

		if (preg_match('/^[0-4]$/', $input['fs'])) {
			prefs::set('main/font_size', $input['fs']);
		}

		if ($this->checkMail($input['mail'])) {
			dbQuery("UPDATE account SET email='".$input['mail']."' WHERE id=".$_SESSION['userid']);
		} else {
			$this->mailError = preg_replace('/"/', '&quot;', $input['mail']);
		}

		if (preg_match('/^[1-5]0$/', $input['tpp'])) {
			prefs::set('main/forums_ntopics', $input['tpp']);
		}
		if (preg_match('/^[1-5]0$/', $input['mpp'])) {
			prefs::set('main/forums_nitems', $input['mpp']);
		}
		prefs::set('main/smileys', ($input['gsm'] == "1")?"1":"0");
		prefs::set('main/forum_code', ($input['gft'] == "1")?"1":"0");
		prefs::set('main/forums_threaded', ($input['fdm'] == "1")?"1":"0");
		prefs::set('main/forums_reversed', ($input['fmo'] == "1")?"1":"0");
		prefs::set('main/forums_sig', $input['fsig']);

		if ($input['opass'] != "") {
			$this->checkPassword($input['opass'], $input['npass'], $input['cpass']);
		}
	}


	function handle($input) {
		if ($input['col'] != "") {
			$this->checkFormData($input);
		}

		$q = dbQuery("SELECT email FROM account WHERE id=".$_SESSION['userid']);
		list($email) = dbFetchArray($q);
		$fs = prefs::get('main/font_size', 2);
		$col = prefs::get('main/colour', 'red');
		$tpp = prefs::get('main/forums_ntopics', 20);
		$mpp = prefs::get('main/forums_nitems', 20);

		$this->data = array(
			"lang"	=> getLanguage(),
			"mail"	=> $email,
			"col"	=> $col,
			"fs"	=> $fs,
			"err1"	=> $this->mailError,
			"err2"	=> $this->passError,
			"tpp"	=> $tpp,
			"mpp"	=> $mpp,
			"gsm"	=> (prefs::get('main/smileys', 1) == 1),
			"gft"	=> (prefs::get('main/forum_code', 1) == 1),
			"fdm"	=> (prefs::get('main/forums_threaded', 1) == 1),
			"fmo"	=> (prefs::get('main/forums_reversed', 1) == 1),
			"fsig"	=> prefs::get('main/forums_sig', "")
		);

		$this->output = "settings";
	}
}

?>