<?php

// user.php - Preferences page
// ------------------------------------------------------------------------
// Copyright (c) 2001, 2002 The phpBugTracker Group
// ------------------------------------------------------------------------
// This file is part of phpBugTracker
//
// phpBugTracker 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 2 of the License, or
// (at your option) any later version.
//
// phpBugTracker 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 phpBugTracker; if not, write to the Free Software Foundation,
// Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
// ------------------------------------------------------------------------
// $Id: user.php,v 1.30 2005/01/22 16:30:26 bcurtis Exp $

include 'include.php';

function delete_vote($bug_id) {
	global $db, $u, $me, $now;

	$db->query("delete from ".TBL_BUG_VOTE." where user_id = $u and bug_id = $bug_id");
	header("Location: $me?r=$now");
}

function change_bug_list_columns($column_list) {
	global $db, $u, $t;

	$_SESSION['db_fields'] = $column_list;
	$column_list = serialize($column_list);
	$db->query("update ".TBL_AUTH_USER." set bug_list_fields = '$column_list' where user_id = $u");
	show_text(translate("Your bug list column preferences have been saved"));
}

function change_password($pass1, $pass2) {
	global $t, $db, $u;

	if (!$pass1 = trim($pass1)) {
		$error = translate("Please enter a password");
	} elseif ($pass1 != $pass2) {
		$error = translate("Those passwords don't match -- please try again");
	} else {
		$error = false;
	}

	if ($error) {
		show_preferences_form($error);
		return;
	}

	if (ENCRYPT_PASS) {
		$mpassword = md5($pass1);
	} else {
		$mpassword = $pass1;
	}

	$db->query("update ".TBL_AUTH_USER." set password = '$mpassword' where user_id = $u");
	
	$t->assign('changetext', translate("Password changed"));
	$t->render('changessaved.html', translate("Changes Saved"));
}

// Save changes to a user's preferences
function change_preferences($prefs) {
	global $db, $u, $t;

	$updates = array();
	$old_prefs = $db->getRow("select * from ".TBL_USER_PREF." where user_id = $u");

	array_shift($old_prefs); // Drop the user_id field
	$updates = array();
	foreach ($old_prefs as $pref => $val) {
		if ($pref == 'def_results') continue;
		if (in_array($pref, $prefs) and !$val) {
			$updates[] = "$pref = 1";
		} elseif (!in_array($pref, $prefs) and $val) {
			$updates[] = "$pref = 0";
		}
	}

	$updates[] = 'def_results = '.(int)$prefs['def_results']; // override previous set

	if (count($updates)) {
		$db->query("update ".TBL_USER_PREF.' set 'hide@address.com(', ', $updates)." where user_id = $u");
	}

	$t->assign('changetext', translate("Preferences changed"));
	$t->render('changessaved.html', translate("Changes Saved"));
}


function show_preferences_form($error = '') {
	global $t, $all_db_fields, $default_db_fields, $db, $u;

	// Display the votes (if any)
	$t->assign('votes',
		$db->getAll("select * from ".TBL_BUG_VOTE." where user_id = $u"));

	// Display current preference settings
	$pref_labels = array(
		'email_notices' => translate("Receive notifications of bug changes via email"),
		'saved_queries' => translate("Show saved queries on the homepage")
		);

	$prefs = $db->getRow("select * from ".TBL_USER_PREF." where user_id = $u");
	foreach ($pref_labels as $pref => $label) {
		$preferences[] = array(
			'pref' => $pref,
			'label' => $label,
			'checked' => $prefs[$pref]
			);
	}

	$def_results = $prefs['def_results'];

	$t->assign(array(
		'error' => $error,
		'my_fields' => $_SESSION['db_fields'] ? $_SESSION['db_fields'] : $default_db_fields,
		'field_titles' => $all_db_fields,
		'preferences' => $preferences,
		'def_results' => $def_results
		));

	$t->render('user.html', translate("User preferences"));
}

$auth->force_auth();

if (isset($_GET['op'])) {
	switch ($_GET['op']) {
		case 'delvote':
			delete_vote(check_id($_GET['bugid']));
			break;
	}
} elseif (isset($_POST['do'])) {
	switch ($_POST['do']) {
		case 'changepassword':
			change_password($_POST['pass1'], $_POST['pass2']);
			break;
		case 'changecolumnlist':
			change_bug_list_columns($_POST['column_list']);
			break;
		case 'changeprefs':
			change_preferences(isset($_POST['preferences']) 
				? array_merge($_POST['preferences'], array('def_results' => $_POST['def_results'])) 
				: array());
			break;
		default:
			show_preferences_form();
	}
} else {
	show_preferences_form();
}

?>