<?php

/**
 * ProjectEvents, generated on Tue, 04 Jul 2006 06:46:08 +0200 by
 * DataObject generation tool
 *
 * @author Marcos Saiz <marcos.saiz@gmail.com>
 */
class ProjectEvents extends BaseProjectEvents {

	function __construct() {
		parent::__construct();
		$this->object_type_name = 'event';
	}
	
	function getPublicColumns() {
		$public_columns = parent::getPublicColumns();

		$public_columns[] = array('col' => 'start', 'type' => DATA_TYPE_DATETIME, 'label' => lang("field ProjectEvents start"));
		$public_columns[] = array('col' => 'duration', 'type' => DATA_TYPE_DATETIME, 'label' => lang("field ProjectEvents duration"));

		return $public_columns;
	}
	
	const ORDER_BY_NAME = 'name';
	const ORDER_BY_POSTTIME = 'dateCreated';
	const ORDER_BY_MODIFYTIME = 'dateUpdated';
        
        static function findBySpecialId($special_id, $ext_cal_id) {
                return ProjectEvents::instance()->findOne(array('conditions' => array('`special_id` = ? AND `ext_cal_id` = ? AND trashed_on =\''.EMPTY_DATETIME.'\' AND trashed_by_id = 0', $special_id, $ext_cal_id)));
        }
        
        static function findByExtCalId($ext_cal_id) {
                return ProjectEvents::instance()->findAll(array('conditions' => array('`ext_cal_id` = ?', $ext_cal_id)));
        }
        function findById($id, $force_reload = false) {
        	return ProjectEvents::instance()->findOne(array('conditions' => array('`object_id` = ?', $id)));
        }
        static function findNoSync($contact_id, $date_from = null, $limit = 0) {
        	if(is_null($date_from)){
        		$date_from = '';
        	}else{
        		$date_from = " AND `start` > '".$date_from."'";
        	}        	
        	
            return ProjectEvents::instance()->findAll(array(
            		'limit' => $limit,
                    'conditions' => array('special_id = "" AND trashed_by_id = 0 AND trashed_on =\''.EMPTY_DATETIME.'\' AND update_sync  =\''.EMPTY_DATETIME.'\' AND created_by_id = '.$contact_id.$date_from)));
        }
        static function findNoSyncInvitations($contact_id, $date_from = null, $limit = 0) {
        	if(is_null($date_from)){
        		$date_from = '';
        	}else{
        		$date_from = " AND `start` > '".$date_from."'";
        	}
        	
        	return ProjectEvents::instance()->findAll(array(
        			'limit' => $limit,
        			'conditions' => array(' trashed_by_id = 0 AND created_by_id <> '.$contact_id.' AND trashed_on =\''.EMPTY_DATETIME.'\' AND synced = 0 AND contact_id = '.$contact_id.$date_from),
        			 'join' => array(
                            'table' => EventInvitations::instance()->getTableName(),
                            'jt_field' => 'event_id',
                            'e_field' => 'object_id',
        			)));
        
        }
	/**
	 * Returns all events for the given date, tag and considers the active project
	 *
	 * @param DateTimeValue $date
	 * @param String $tags
	 * @return unknown
	 */
	static function getDayProjectEvents(DateTimeValue $date, $context = null, $user = -1, $inv_state = '-1', $archived = false, $order = array()){
		$day = $date->getDay();
		$month = $date->getMonth();
		$year = $date->getYear();

		if (!is_numeric($day) OR !is_numeric($month) OR !is_numeric($year)) {
			return NULL;
		}

		$tz_val = logged_user()->getUserTimezoneValue();
		$sign = $tz_val < 0 ? -1 : 1;
		$dt = new DateTimeValue(abs($tz_val));
		$tz_hm = "'" . $sign * $dt->getHour() . ":" . $dt->getMinute() . "'";

		$date_no_tz = new DateTimeValue($date->getTimestamp());
		$start_date_no_tz_str = $date_no_tz->format("Y-m-d H:i:s");
		
		$date = new DateTimeValue($date->getTimestamp() - $tz_val);
		$next_date = new DateTimeValue($date->getTimestamp() + 24*3600);

		$start_date_str = $date->format("Y-m-d H:i:s");
		$nextday_date_str = $next_date->format("Y-m-d H:i:s");

		// fix any date issues
		$year = date("Y",mktime(0,0,1,$month, $day, $year));
		$month = date("m",mktime(0,0,1,$month, $day, $year));
		$day = date("d",mktime(0,0,1,$month, $day, $year));
		//permission check

		$first_d = $day;
		while($first_d > 7) $first_d -= 7;
		$week_of_first_day = date("W", mktime(0,0,0, $month, $first_d, $year));

		$conditions = "	AND (
				(
					`repeat_h` = 0 
					AND
					(
						`duration` > `start` AND (`start` >= '$start_date_str' AND `start` < '$nextday_date_str' OR `duration` <= '$nextday_date_str' AND `duration` > '$start_date_str' OR `start` < '$start_date_str' AND `duration` > '$nextday_date_str')
						OR 
						`type_id` = 2 AND `start` >= '$start_date_str' AND `start` < '$nextday_date_str'
					)
				) 
				OR 
				(
					original_event_id = 0
					AND
					`repeat_h` = 0 
					AND
					DATE(`start`) <= '$start_date_str' 
					AND
					(
						(
							MOD( DATEDIFF(ADDDATE(`start`, INTERVAL ".$tz_val." SECOND), '$year-$month-$day') ,repeat_d) = 0
							AND
							(
								DATE_ADD(`start`, INTERVAL (`repeat_num`-1)*`repeat_d` DAY) >= '$start_date_str'
								OR
								repeat_forever = 1
								OR
								repeat_end >= '$year-$month-$day'
						)
						)
						OR
						(
							MOD( PERIOD_DIFF(DATE_FORMAT(`start`,'%Y%m'),DATE_FORMAT('$start_date_str','%Y%m')) ,repeat_m) = 0
							AND 
							`start` <= '$start_date_str' AND DAY(`start`) = $day 
							AND	
							(
								DATE_ADD(`start`, INTERVAL (`repeat_num`-1)*`repeat_m` MONTH) >= '$start_date_str'
								OR
								repeat_forever = 1
								OR
								repeat_end >= '$year-$month-$day'
						)
						)
						OR
						(
							MOD( (YEAR(DATE(`start`))-YEAR('$start_date_str')) ,repeat_y) = 0
							AND 
							`start` <= '$start_date_str' AND DAY(`start`) = $day AND MONTH(`start`) = $month 
							AND 
							(
								DATE_ADD(`start`, INTERVAL (`repeat_num`-1)*`repeat_y` YEAR) >= '$start_date_str'
								OR
								repeat_forever = 1
								OR
								repeat_end >= '$year-$month-$day'
						)
					)		
				)
				)
				OR
				(
					original_event_id = 0
					AND
					DATE(`start`) <= '$start_date_no_tz_str'
					AND
					`repeat_h` = 1 
					AND
					`repeat_dow` = DAYOFWEEK('$start_date_no_tz_str') 
					AND
					`repeat_wnum` + $week_of_first_day - 1 = WEEK('$start_date_no_tz_str', 3) 
					AND
					MOD( ABS(PERIOD_DIFF(DATE_FORMAT(`start`, '%Y%m'), DATE_FORMAT('$start_date_str', '%Y%m'))), `repeat_mjump`) = 0
				)
			)";
		
			$result_events = self::instance()->listing(array(
				"order" => array_var($order, 'order', 'start'),
				"order_dir"=> array_var($order, 'order_dir', 'ASC'),
				"extra_conditions" => $conditions,
			))->objects;

			// Find invitations for events and logged user
			if ($user != -1 && is_array($result_events) && count($result_events)) {
				ProjectEvents::addInvitations($result_events, $user);
				if (!($user == null && $inv_state == null)) {
					foreach ($result_events as $k => $event) {
						$conditions = '`event_id` = ' . $event->getId();
						if ($user != -1) $conditions .= ' AND `contact_id` = ' . $user;
						$inv = EventInvitations::instance()->findAll(array ('conditions' => $conditions));
						if (!is_array($inv)) {
							if ($inv == null || (trim($inv_state) != '-1' && !strstr($inv_state, ''.$inv->getInvitationState()) && $inv->getContactId() == logged_user()->getId())) {
								unset($result_events[$k]);
							}
						} else {
							if (count($inv) > 0){
								foreach ($inv as $key => $v) {
									if ($v == null || (trim($inv_state) != '-1' && !strstr($inv_state, ''.$v->getInvitationState()) && $v->getContactId() == logged_user()->getId())) {
										unset($result_events[$k]);
										break;
									}
								}
							} else unset($result_events[$k]);
						}
					}
				}
			}

			return $result_events;
	}



	/**
	 * Returns all events for the given range, tag and considers the active project
	 *
	 * @param DateTimeValue $date
	 * @param String $tags
	 * @return unknown
	 */
	static function getRangeProjectEvents(DateTimeValue $start_date, DateTimeValue $end_date, $user_filter=null, $inv_state=null){

		$start_year = date("Y",mktime(0,0,1,$start_date->getMonth(), $start_date->getDay(), $start_date->getYear()));
		$start_month = date("m",mktime(0,0,1,$start_date->getMonth(), $start_date->getDay(), $start_date->getYear()));
		$start_day = date("d",mktime(0,0,1,$start_date->getMonth(), $start_date->getDay(), $start_date->getYear()));

		$end_year = date("Y",mktime(0,0,1,$end_date->getMonth(), $end_date->getDay(), $end_date->getYear()));
		$end_month = date("m",mktime(0,0,1,$end_date->getMonth(), $end_date->getDay(), $end_date->getYear()));
		$end_day = date("d",mktime(0,0,1,$end_date->getMonth(), $end_date->getDay(), $end_date->getYear()));

		if(!is_numeric($start_day) OR !is_numeric($start_month) OR !is_numeric($start_year) OR !is_numeric($end_day) OR !is_numeric($end_month) OR !is_numeric($end_year)){
			return NULL;
		}
		
		$user = null;
		if ($user_filter > 0) {
			$user = Contacts::instance()->findById($user_filter);
		}
		if ($user_filter != -1 && !$user instanceof Contact) $user = logged_user();

		$invited = "";
		if ($user instanceof Contact) {
			$invited = " AND o.`id` IN (SELECT `event_id` FROM `" . TABLE_PREFIX . "event_invitations` WHERE `contact_id` = ".$user->getId().")";
		}
		
		$tz_val = logged_user()->getUserTimezoneValue();
		$sign = $tz_val < 0 ? -1 : 1;
		$dt = new DateTimeValue(abs($tz_val));
		$tz_hm = "'" . $sign * $dt->getHour() . ":" . $dt->getMinute() . "'";
		

		$s_date = new DateTimeValue($start_date->getTimestamp() - $tz_val);
		$e_date = new DateTimeValue($end_date->getTimestamp() - $tz_val);
		$e_date->add("d", 1);

		$start_date_str = $s_date->format("Y-m-d H:i:s");
		$end_date_str = $e_date->format("Y-m-d H:i:s");
		
		$first_d = $start_day;
		while($first_d > 7) $first_d -= 7;
		$week_of_first_day = date("W", mktime(0,0,0, $start_month, $first_d, $start_year));

		$conditions = "
			AND (type_id=2 OR type_id=1 AND `duration` > `start`)
			AND 
			(
			  (
				(
					`repeat_h` = 0
					AND `duration` >= '$start_date_str' 
					AND `start` < '$end_date_str' 
				) 
				OR 
				(
					original_event_id = 0
					AND
					`repeat_h` = 0 
					AND
					DATE(`start`) < '$end_date_str'
					AND
					(							
						(
							DATE_ADD(`start`, INTERVAL (`repeat_num`-1)*`repeat_d` DAY) >= '$start_date_str' 
							OR
							repeat_forever = 1
							OR
							repeat_end >= '$start_year-$start_month-$start_day'
						)
						OR
						(
							DATE_ADD(`start`, INTERVAL (`repeat_num`-1)*`repeat_m` MONTH) >= '$start_date_str' 
							OR
							repeat_forever = 1
							OR
							repeat_end >= '$start_year-$start_month-$start_day'
						)
						OR
						(
							DATE_ADD(`start`, INTERVAL (`repeat_num`-1)*`repeat_y` YEAR) >= '$start_date_str' 
							OR
							repeat_forever = 1
							OR
							repeat_end >= '$start_year-$start_month-$start_day'
						)
					)		
				)
				OR
				(
					original_event_id = 0
					AND
					DATE(`start`) <= '$end_date_str'
					AND
					`repeat_h` = 1 					
					AND
					MOD( ABS(PERIOD_DIFF(DATE_FORMAT(`start`, '%Y%m'), DATE_FORMAT('$start_date_str', '%Y%m'))), `repeat_mjump`) = 0					
				)
			  )
			  $invited
			)";

		$result_events = self::instance()->listing(array(
			"order" => 	'start',
			"order_dir"=> 'ASC',
			"extra_conditions" => $conditions,
		))->objects ;
		
		// Find invitations for events and logged user
		if (!($user_filter == null && $inv_state == null) && $user_filter != -1) {
			ProjectEvents::addInvitations($result_events, $user->getId());
			foreach ($result_events as $k => $event) {
				
				$inv = $event->getInvitations();
				if (!is_array($inv)) {
					if ($inv == null || (trim($inv_state) != '-1' && !strstr($inv_state, ''.$inv->getInvitationState()) && $inv->getContactId() == logged_user()->getId())) {
						unset($result_events[$k]);
					}
				} else {
					if (count($inv) > 0){
						foreach ($inv as $key => $v) {
							if ($v == null || (trim($inv_state) != '-1' && !strstr($inv_state, ''.$v->getInvitationState()) && $v->getContactId() == logged_user()->getId())) {
								unset($result_events[$k]);
								break;
							}
						}
					} else unset($result_events[$k]);
				}
			}
		}
		return $result_events;
	}

	static function addInvitations(&$result_events, $user_id = -1) {
		if ($user_id == -1) $user_id = logged_user()->getId();
		if (isset($result_events) && is_array($result_events) && count($result_events)) {
			
			$event_ids = array();
			foreach ($result_events as $event) {
				$event_ids[] = $event->getId();
			}
			
			$invitations_res = EventInvitations::instance()->findAll(array('conditions' => 'contact_id = ' . $user_id));
			$invitations = array();
			foreach ($invitations_res as $i) {
				if (!isset($invitations[$i->getEventId()])) $invitations[$i->getEventId()] = array();
				$invitations[$i->getEventId()][] = $i;
			}
			
			foreach ($result_events as $event) {
				$event_invitations = array_var($invitations, $event->getId(), array());
				foreach ($event_invitations as $inv) {
					$event->addInvitation($inv);
				}
			}
		}
	}
        
        
        
      
        
        static function findByRelated($event_id) {
                return ProjectEvents::instance()->findAll(array('conditions' => array('`original_event_id` = ?', $event_id)));
        }
        
        static function findByEventAndRelated($event_id,$original_event_id) {
                return ProjectEvents::instance()->findAll(array('conditions' => array('(`original_event_id` = ? OR `object_id` = ?) AND `object_id` <> ?', $original_event_id,$original_event_id,$event_id)));
        }
        
        

} // ProjectEvents


 
