event.php

groupoffice

<?php
/**
 * @copyright Intermesh 2003
 * @author Merijn Schering <[e-mail]>
 * @version $Revision: 1.208 $ $Date: 2006/04/10 13:21:11 $

 * 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 2 of the License, or (at your
 * option) any later version.
 */

require_once ("../../Group-Office.php");

require_once ($GO_CONFIG->class_path.'mail/RFC822.class.inc');
$RFC822 = new RFC822();

//check for the addressbook module
$ab_module = isset ($GO_MODULES->modules['addressbook']) ? $GO_MODULES->modules['addressbook'] : false;
if ($ab_module) {
	require_once ($ab_module['class_path'].'addressbook.class.inc');
	$ab = new addressbook();
}

$projects_module = isset ($GO_MODULES->modules['projects']) ? $GO_MODULES->modules['projects'] : false;
if ($projects_module) {
	require_once ($projects_module['class_path'].'projects.class.inc');
	$projects = new projects();
}

$fs_module = isset ($GO_MODULES->modules['filesystem']) ? $GO_MODULES->modules['filesystem'] : false;
if ($fs_module) {
	require_once ($GO_CONFIG->class_path.'filesystem.class.inc');
	$fs = new filesystem();
}

//get the local times
$local_time = get_time();
$year = isset ($_REQUEST['year']) ? $_REQUEST['year'] : date("Y", $local_time);
$month = isset ($_REQUEST['month']) ? $_REQUEST['month'] : date("n", $local_time);
$day = isset ($_REQUEST['day']) ? $_REQUEST['day'] : date("j", $local_time);
$hour = isset ($_REQUEST['hour']) ? $_REQUEST['hour'] : date("H", $local_time);
$min = isset ($_REQUEST['min']) ? $_REQUEST['min'] : date("i", $local_time);

$hours = array ("00", "01", "02", "03", "04", "05", "06", "07", "08", "09", "10", "11", "12", "13", "14", "15", "16", "17", "18", "19", "20", "21", "22", "23");
$mins = array ("00", "05", "10", "15", "20", "25", "30", "35", "40", "45", "50", "55");

$GO_SECURITY->authenticate();
$GO_MODULES->authenticate('calendar');
require_once ($GO_LANGUAGE->get_language_file('calendar'));

require_once ($GO_MODULES->class_path.'calendar.class.inc');
$cal = new calendar();

$cal_settings = $cal->get_settings($GO_SECURITY->user_id);

$event_id = isset ($_REQUEST['event_id']) ? $_REQUEST['event_id'] : 0;
$send_invitation = isset ($_POST['send_invitation']) ? true : false;

$task = isset ($_POST['task']) ? $_POST['task'] : '';
$return_to = isset ($_REQUEST['return_to']) ? $_REQUEST['return_to'] : $GO_MODULES->modules['calendar']['url'];
$link_back = isset ($_REQUEST['link_back']) ? $_REQUEST['link_back'] : $_SERVER['PHP_SELF'].'?event_id='.$event_id.'&return_to='.urlencode($return_to);



if($event_id == 0)
{
	$calendar_id = isset ($_REQUEST['calendar_id']) ? $_REQUEST['calendar_id'] : $cal_settings['default_cal_id'];
}else
{
	$cal->get_event_subscribtions($event_id);
	if($cal->next_record())
	{
		$calendar_id = $cal->f('calendar_id');
	}else
	{
		$calendar_id = $cal_settings['default_cal_id'];
	}
}
$calendar = $cal->get_calendar($calendar_id);


$event_link = new hyperlink($GO_CONFIG->full_url.
	'?return_to='.urlencode($GO_MODULES->modules['calendar']['url'].
	'event.php?event_id='.$event_id), $cal_event_mail_open);
switch($task)
{
	case 'activate_linking':
		$link_event = $cal->get_event($event_id);
		$link_id = $link_event['link_id'];
		if(empty($link_event['link_id']))
		{
			$update_event['id'] = $event_id;
			$update_event['link_id'] = $link_id = $GO_LINKS->get_link_id();
			$cal->update_event($update_event);
		}		
		$GO_LINKS->activate_linking($link_id, 1, $link_event['name'], $link_back);
		
		if(!empty($_REQUEST['goto_url']))
		{
			header('Location: '.$_REQUEST['goto_url']);
			exit();
		}
	break;
	
	case 'create_link':
		if($link = $GO_LINKS->get_active_link())
		{
			$link_event = $cal->get_event($event_id);
			$link_id = $link_event['link_id'];
			if(empty($link_event['link_id']))
			{
				$update_event['id'] = $event_id;
				$update_event['link_id'] = $link_id = $GO_LINKS->get_link_id();
				$cal->update_event($update_event);
			}
			$GO_LINKS->add_link($link['id'], $link['type'], $link_id, 1);
			$GO_LINKS->deactivate_linking();
			header('Location: '.$link['return_to']);
			exit();
		}
	break;
	
	case 'save_event':
		$event['name'] = smart_addslashes(trim($_POST['name']));
		$event['description'] = smart_addslashes(trim($_POST['description']));
		$event['location'] = smart_addslashes(trim($_POST['location']));
		$event['permissions'] = $_POST['permissions'];

		
		if ($event['name'] == '') {
			$feedback = $error_missing_field;
			$activetab='properties';
		}
		elseif (!isset ($_POST['calendars']) || count($_POST['calendars']) == 0) {
			$feedback = $sc_select_calendar_please;
			$activetab='calendars';
		}else
		{
			$timezone_offset = get_timezone_offset(date_to_unixtime($_POST['start_date']));

			$event['repeat_forever'] = isset ($_POST['repeat_forever']) ? '1' : '0';
			$event['repeat_every'] = isset ($_POST['repeat_every']) ? $_POST['repeat_every'] : '0';
			$event['month_time'] = isset ($_POST['month_time']) ? $_POST['month_time'] : '0';
			$event['background'] = $_POST['background'];
			$event['todo'] = $_POST['todo'];
			
			if($event['todo'] == '1')
			{
				$event['status_id'] = $_POST['todo_status_id'];
			}else
			{
				$event['status_id'] = $_POST['event_status_id'];
			}
			
			if ($event['status_id'] == 11)
			{
				$event['completion_time'] = date_to_unixtime($_POST['completion_date'].' '.$_POST['completion_hour'].':'.$_POST['completion_min']);
				$timezone_offset = get_timezone_offset($event['completion_time'])*3600;
				$event['completion_time'] -= $timezone_offset;
			}else
			{
				$event['completion_time'] = 0;
			}

			$event['reminder'] = $_POST['reminder_multiplier'] * $_POST['reminder_value'];
			if (isset ($_POST['all_day_event'])) {
				$event['all_day_event'] = '1';
				$start_hour = 0 - $timezone_offset;
				$start_min = '0';
				$end_hour = 23 - $timezone_offset;
				$end_min = 59;

				$event['start_time'] = date_to_unixtime($_POST['start_date'].' '.$start_hour.':'.$start_min);
				$event['end_time'] = date_to_unixtime($_POST['end_date'].' '.$end_hour.':'.$end_min);
			} else {
				$event['all_day_event'] = '0';
				$start_min = $_POST['start_min'];
				$start_hour = $_POST['start_hour'];
				$end_hour = $_POST['end_hour'];
				$end_min = $_POST['end_min'];

				$event['start_time'] = get_gmt_time(date_to_unixtime($_POST['start_date'].' '.$start_hour.':'.$start_min));
				$event['end_time'] = get_gmt_time(date_to_unixtime($_POST['end_date'].' '.$end_hour.':'.$end_min));

			}

			$timezone_offset = get_timezone_offset($event['start_time']);
			
			$event['repeat_type'] = $_POST['repeat_type'];
			if ($event['repeat_type'] != REPEAT_NONE) {
				$event['repeat_end_time'] = isset ($_POST['repeat_forever']) ? '0' : server_to_gmt_time(date_to_unixtime($_POST['repeat_end_date']))+86400;
			} else {
				$event['repeat_end_time'] = 0;
			}

			$shift_day = 0;
			

			$shifted_start_hour = $start_hour - $timezone_offset;
			if ($shifted_start_hour > 23) {
				$shifted_start_hour = $shifted_start_hour -24;
				$shift_day = 1;
			}
			elseif ($shifted_start_hour < 0) {
				$shifted_start_hour = 24 + $shifted_start_hour;
				$shift_day = -1;
			}


			switch ($shift_day) {
				case 0 :
					$event['mon'] = isset ($_POST['repeat_days_1']) ? '1' : '0';
					$event['tue'] = isset ($_POST['repeat_days_2']) ? '1' : '0';
					$event['wed'] = isset ($_POST['repeat_days_3']) ? '1' : '0';
					$event['thu'] = isset ($_POST['repeat_days_4']) ? '1' : '0';
					$event['fri'] = isset ($_POST['repeat_days_5']) ? '1' : '0';
					$event['sat'] = isset ($_POST['repeat_days_6']) ? '1' : '0';
					$event['sun'] = isset ($_POST['repeat_days_0']) ? '1' : '0';
					break;

				case 1 :
					$event['mon'] = isset ($_POST['repeat_days_0']) ? '1' : '0';
					$event['tue'] = isset ($_POST['repeat_days_1']) ? '1' : '0';
					$event['wed'] = isset ($_POST['repeat_days_2']) ? '1' : '0';
					$event['thu'] = isset ($_POST['repeat_days_3']) ? '1' : '0';
					$event['fri'] = isset ($_POST['repeat_days_4']) ? '1' : '0';
					$event['sat'] = isset ($_POST['repeat_days_5']) ? '1' : '0';
					$event['sun'] = isset ($_POST['repeat_days_6']) ? '1' : '0';
					break;

				case -1 :
					$event['mon'] = isset ($_POST['repeat_days_2']) ? '1' : '0';
					$event['tue'] = isset ($_POST['repeat_days_3']) ? '1' : '0';
					$event['wed'] = isset ($_POST['repeat_days_4']) ? '1' : '0';
					$event['thu'] = isset ($_POST['repeat_days_5']) ? '1' : '0';
					$event['fri'] = isset ($_POST['repeat_days_6']) ? '1' : '0';
					$event['sat'] = isset ($_POST['repeat_days_0']) ? '1' : '0';
					$event['sun'] = isset ($_POST['repeat_days_1']) ? '1' : '0';
					break;
			}
			
			
			if(isset($_POST['custom_fields']))
			{
				$event['custom_fields'] = $cal->group_values_to_xml($_POST['custom_fields'], $calendar['group_id']);
			}else
			{
				$event['custom_fields'] = '';
			}

			if($event['todo'] == '1' || isset($_POST['ignore_conflicts']))
			{
				$conflicts = array();
			}else
			{
				$calendars = $_POST['calendars'];
				if(isset($_POST['resources']))
				{
					$calendars = array_merge($calendars, $_POST['resources']);
				}
				
				$conflicts = $cal->get_conflicts($event['start_time'], $event['end_time'], $calendars, $_POST['to']);
				unset($conflicts[$event_id]);
			}
			
			
			if($event['repeat_type'] != REPEAT_NONE && $cal->get_next_recurrence_time(0,$event['start_time'], $event) < $event['end_time'])
			{
				//Event will cumulate				
				$feedback = $cal_cumulative;
			}elseif(count($conflicts))
			{
				$feedback = $cal_conflict;
			}else
			{
				
				if ($event_id > 0) {
					$event['id'] = $event_id;
					
					if (!$cal->update_event($event)) {
						$feedback = $strSaveError;
					} else {
						if ($event = $cal->get_event($event_id)) {
						
							if($GO_SECURITY->user_id != $event['user_id'])
							{	
								//send all subscribers mail that event/resource has been modified
								if($calendar['group_id'] == 1)
								{
									/*//person
									
									$user_cal_settings = $cal->get_settings($event['user_id']);
									if($user_cal_settings['email_changes'] == '1')
									{									
										$body = sprintf($cal_your_event_modified_mail_body,$_SESSION['GO_SESSION']['name'],$event['name']);	
										$body .= "<br /><br />".$event_link->get_html();								
										$subject = sprintf($cal_your_event_modified_mail_subject, stripslashes($event['name']));
										
										$user = $GO_USERS->get_user($event['user_id']);							
										sendmail($user['email'], $_SESSION['GO_SESSION']['email'], $_SESSION['GO_SESSION']['name'], $subject, $body, '3', 'text/HTML');
									}*/
								}else
								{
									//resource
									$resource_link = new hyperlink($GO_CONFIG->full_url.
									'?return_to='.urlencode($GO_MODULES->modules['calendar']['url'].
									'event.php?event_id='.$event_id), $cal_open_resource);
					
									$body = sprintf($cal_your_resource_modified_mail_body,$_SESSION['GO_SESSION']['name'],$calendar['name']);	
									$body .= "<br /><br />".$resource_link->get_html();								
									$subject = sprintf($cal_your_resource_modified_mail_subject, $calendar['name']);
									
									$user = $GO_USERS->get_user($event['user_id']);				
									sendmail($user['email'], $_SESSION['GO_SESSION']['email'], $_SESSION['GO_SESSION']['name'], $subject, $body, '3', 'text/HTML');							
								}							
							}
							
							$GO_SECURITY->clear_acl($event['acl_write']);
							$GO_SECURITY->clear_acl($event['acl_read']);
							$GO_SECURITY->add_user_to_acl($event['user_id'], $event['acl_write']);
							
							switch ($_POST['permissions']) {
								case PARTICIPANTS_WRITE:							
									$GO_SECURITY->add_group_to_acl($GO_CONFIG->group_everyone, $event['acl_read']);							
									//participants are added later
								break;
								case EVERYBODY_READ :
									$GO_SECURITY->add_group_to_acl($GO_CONFIG->group_everyone, $event['acl_read']);
									break;

								case EVERYBODY_WRITE:
									$GO_SECURITY->add_group_to_acl($GO_CONFIG->group_everyone, $event['acl_write']);
									break;
							}
						}
					}

				} else {
					
					$event['user_id']=$GO_SECURITY->user_id;
					$event['acl_read'] = $GO_SECURITY->get_new_acl('Event read');
					$event['acl_write'] = $GO_SECURITY->get_new_acl('Event read');
					
					if($link = $GO_LINKS->get_active_link())
					{
						$event['link_id'] = $GO_LINKS->get_link_id();				
					}

					if (!$event['acl_read']  || !$event['acl_write']  ||
						 !$event_id = $cal->add_event($event)) {
						 	
						$GO_SECURITY->delete_acl($event['acl_read'] );
						$GO_SECURITY->delete_acl($event['acl_write'] );
						$feedback = $strSaveError;
					} else {
						$link_back = add_params_to_url($link_back, 'event_id='.$event_id);
							
					
						if(isset($_REQUEST['create_exception']) && $_REQUEST['exception_event_id'] > 0)