+global\caldav_CalendarPeriod::fromIcal()

Complexity

Conditions	38
Paths	8820

Size

Total Lines

266

Duplication

Lines	27
Ratio	10.15 %

Code Coverage

Tests	110
CRAP Score	75.0331

Importance

Changes

0

<?php
	public function fromIcal($ical, $encoding = bab_charset::UTF_8)
	{
		require_once $GLOBALS['babInstallPath'] . 'utilit/dateTime.php';

		$start = null;
		$end = null;
		$duration = null;


		// Converts the (by default) UTF-8 string into encoding used in ovidentia (eg. ISO-8859-15).
		$ical = bab_getStringAccordingToDataBase($ical, $encoding);


		// From RFC 2445 : Unfolding is accomplished by removing the CRLF character
		// and the linear white space character that immediately follows.
		//
		// When parsing a content line, folded lines MUST first be unfolded
		// according to the unfolding procedure described above. When generating
		// a content line, lines longer than 75 octets SHOULD be folded
		// according to the folding procedure described above.
		$ical = str_replace("\n ", '', $ical);


		// First we extract alarms.
		$alarmsData = null;
		preg_match_all('/BEGIN:VALARM(.*)END:VALARM/Us', $ical, $alarmsData);

		foreach ($alarmsData[1] as $alarmData) {
			$alarm = new caldav_CalendarAlarm();
			$alarm->fromIcal($alarmData);
			$this->setAlarm($alarm);

			// For now, ovidentia only supports one alarm by event.
			break;
		}

		$ical = preg_replace('/BEGIN:VALARM.*END:VALARM/Us', '', $ical);


		foreach (explode("\n", $ical) as $dataLine) {
			if (empty($dataLine) || strstr($dataLine, ':') === false) {
				continue;
			}
			
/*
 
$dataLine example :

ORGANIZER;SENT-BY="mailto:nicolas.bidault@ubuntu.cantico.fr":mailto:clio@ubu
 ntu.cantico.fr
 
 
ATTENDEE;ROLE=REQ-PARTICIPANT;PARTSTAT=ACCEPTED;CN=Dupont Robert:MAILTO:paul.derosanbo@cantico.fr
 
*/		
			
			
			
			$m = null;
			if (preg_match('/^([^:^;]+)/', $dataLine, $m))
			{
				$icalPropertyStart = $m[1];
			}
			
			$dataLine = substr($dataLine, strlen($icalPropertyStart));

The variable $icalPropertyStart does not seem to be defined for all execution paths leading up to this point.

			
			$m = null;
			if (preg_match('/^;(.+)$/', $dataLine, $m))
			{
				$parameters = explode(';', $m[1]);
				
			
				foreach($parameters as $key => $p)
				{
				    $mp = null;
					if (preg_match('/^[^=]+=(?:(?:[^"][^:]+)|(?:"[^"]+"))/', $p, $mp))
					{
						$parameters[$key] = $mp[0];
						$iCalPropertyValue = substr($p, (1 + strlen($mp[0])));
						
					}
				}
				
				$iCalPropertyName = $icalPropertyStart.';'.implode(';',$parameters);
			
			} else {
			
				$colonPos = mb_strpos($dataLine, ':');
				$iCalPropertyName = $icalPropertyStart;
				$iCalPropertyValue = substr($dataLine, $colonPos + 1);
			}
			

			// From RFC 2445 :  \\ encodes \, \N or \n encodes newline,  \; encodes ;, \, encodes ,
			$iCalPropertyValue = str_replace('\n', "\n", $iCalPropertyValue);

The variable $iCalPropertyValue does not seem to be defined for all execution paths leading up to this point.

			$iCalPropertyValue = str_replace('\N', "\n", $iCalPropertyValue);
			$iCalPropertyValue = str_replace('\\\\', '\\', $iCalPropertyValue);
			$iCalPropertyValue = str_replace('\;', ';', $iCalPropertyValue);
			$iCalPropertyValue = str_replace('\,', ',', $iCalPropertyValue);


			switch ($icalPropertyStart) {

				case 'DESCRIPTION':
					//					var_dump(bab_toHtml($iCalPropertyValue, BAB_HTML_ALL));
					$this->setData(array('description' => bab_toHtml($iCalPropertyValue, BAB_HTML_ALL), 'description_format' => 'html'));
					$this->setProperty($iCalPropertyName, $iCalPropertyValue);
					break;

				case 'DTSTART':

This code seems to be duplicated across your project.

					list($iCalPropertyName) = explode(';', $iCalPropertyName);
					$start = BAB_DateTime::fromICal($iCalPropertyValue);
					$this->setProperty($iCalPropertyName, $iCalPropertyValue);
					break;

				case 'DTEND':

This code seems to be duplicated across your project.

					list($iCalPropertyName) = explode(';', $iCalPropertyName);
					$end = BAB_DateTime::fromICal($iCalPropertyValue);
					$this->setProperty($iCalPropertyName, $iCalPropertyValue);
					break;

				case 'DURATION':
					list($iCalPropertyName) = explode(';', $iCalPropertyName);
					$duration = $iCalPropertyValue;
					$this->setProperty($iCalPropertyName, $iCalPropertyValue);
					break;

				case 'ATTENDEE':
				    list($role, $partstat, $cn, $email) = caldav_getAttendeeProp($iCalPropertyName, $iCalPropertyValue);
					

					if ($userId = bab_getUserIdByEmailAndName($email, $cn)) {
						
						if (null === $userId)
						{
							$userId = ''; // default
						}
						
						$calendars = bab_getICalendars($userId);
						$reftype = null;
						if ($id_calendar = $calendars->getPersonalCalendarUid($userId))
						{
							$reftype = $calendars->getUserReferenceType($userId);
						}
						
						
						if (null !== $id_calendar && null !== $reftype)
						{
						
							$usercal = $calendars->getEventCalendar("$reftype/$id_calendar");								

							if (isset($usercal))
							{
								try {
									$this->addAttendee($usercal, $role, $partstat);

$usercal is of type object<bab_EventCalendar>, but the function expects a object<bab_PersonalCalendar>.

								} catch(Exception $e) {
									bab_debug($e->getMessage());
								}
							} else {
								bab_debug('missing calendar '."$reftype/$id_calendar");
							}
						}
						
					} else {
						$this->setProperty($iCalPropertyName, $iCalPropertyValue);
					}

					break;

				case 'RELATED-TO':
					$parameters = explode(';', $iCalPropertyName);
					array_shift($parameters);

					$reltype = null;
					$status = null;
					$wfinstance = null;

					foreach ($parameters as $parameter) {

This code seems to be duplicated across your project.

						list($paramName, $paramValue) = explode('=', $parameter);

						switch ($paramName) {
							case 'RELTYPE':
								$reltype = $paramValue;
								break;

							case 'X-CTO-STATUS':
								$status = $paramValue;
								break;

							case 'X-CTO-WFINSTANCE':
								$wfinstance = (int) $paramValue;
								break;
						}
					}
					if (!empty($reltype)) {
						require_once $GLOBALS['babInstallPath'] . 'utilit/reference.class.php';
						try {
							$ref = new bab_Reference($iCalPropertyValue);

							$referencedCalendar = bab_getICalendars()->getEventCalendar($ref->getType().'/'.$ref->getObjectId());
							if ($referencedCalendar) {
								$this->addRelation($reltype, $referencedCalendar, $status, $wfinstance);
							}
						} catch (Exception $e) {

Consider adding a comment why this CATCH block is empty.

						}
					}
					break;


				default:
					$this->setProperty($iCalPropertyName, $iCalPropertyValue);
					break;

			}

		}
		if (!isset($end)) {
		    if (isset($duration) && isset($start)) {
				$end = $start->cloneDate();
				$end->add($duration, BAB_DATETIME_ICAL);
			} else {
				throw new Exception('Missing End date or duration in calendar event '.$ical);
			}
		}

		if (isset($start) && isset($end))
		{
			$this->setDates($start, $end);
		}


		// Kerio specific:
		// when events selected from KERIO caldav server,
		// the ORGANIZER of an event is removed from the list of attendees
		// to fix this problem, we add X-CTO-ORGANIZER-PARTSTAT to store the PARTSTAT of the ORGANIZER
		// only if the organizer is in the list of attendees

		if ($partstat = $this->getProperty('X-CTO-ORGANIZER-PARTSTAT'))
		{
			$id_author = $this->getAuthorId();
			
			if (empty($id_author))
			{
				bab_debug(sprintf('Author not found in ovidentia database for event %s in the ORGANIZER property', $this->getProperty('UID')));
				
			} else {
			
				$refType = bab_getICalendars()->getUserReferenceType($id_author);
				if ($refType)
				{
					$id_calendar = bab_getICalendars()->getPersonalCalendarUid($id_author);
					$calendar = bab_getICalendars()->getEventCalendar("$refType/$id_calendar");
	
					if ($calendar)
					{
						$this->addAttendee($calendar, null, $partstat);

$calendar is of type object<bab_EventCalendar>, but the function expects a object<bab_PersonalCalendar>.

					} else {
						throw new Exception('Calendar not found for organizer '.$id_author);
					}
				} else {
					// the organizer has no accessible calendar
					$this->addAttendeeByUserId($id_author, 'REQ-PARTICIPANT', $partstat);
				}
			}
		}
	}

}