/** * Returns true or false depending on if the event falls in the specified * time-range. This is used for filtering purposes. * * The rules used to determine if an event falls within the specified * time-range is based on the CalDAV specification. * * @param \DateTime $start * @param \DateTime $end * @return bool */ public function isInTimeRange(\DateTime $start, \DateTime $end) { if ($this->RRULE) { $it = new VObject\RecurrenceIterator($this); $it->fastForward($start); // We fast-forwarded to a spot where the end-time of the // recurrence instance exceeded the start of the requested // time-range. // // If the starttime of the recurrence did not exceed the // end of the time range as well, we have a match. return $it->getDTStart() < $end && $it->getDTEnd() > $start; } $effectiveStart = $this->DTSTART->getDateTime(); if (isset($this->DTEND)) { // The DTEND property is considered non inclusive. So for a 3 day // event in july, dtstart and dtend would have to be July 1st and // July 4th respectively. // // See: // http://tools.ietf.org/html/rfc5545#page-54 $effectiveEnd = $this->DTEND->getDateTime(); } elseif (isset($this->DURATION)) { $effectiveEnd = clone $effectiveStart; $effectiveEnd->add(VObject\DateTimeParser::parseDuration($this->DURATION)); } elseif (!$this->DTSTART->hasTime()) { $effectiveEnd = clone $effectiveStart; $effectiveEnd->modify('+1 day'); } else { $effectiveEnd = clone $effectiveStart; } return $start <= $effectiveEnd && $end > $effectiveStart; }
/** * Returns true or false depending on if the event falls in the specified * time-range. This is used for filtering purposes. * * The rules used to determine if an event falls within the specified * time-range is based on the CalDAV specification. * * @param DateTime $start * @param DateTime $end * @return bool */ public function isInTimeRange(\DateTime $start, \DateTime $end) { $dtstart = isset($this->DTSTART) ? $this->DTSTART->getDateTime() : null; $duration = isset($this->DURATION) ? VObject\DateTimeParser::parseDuration($this->DURATION) : null; $due = isset($this->DUE) ? $this->DUE->getDateTime() : null; $completed = isset($this->COMPLETED) ? $this->COMPLETED->getDateTime() : null; $created = isset($this->CREATED) ? $this->CREATED->getDateTime() : null; if ($dtstart) { if ($duration) { $effectiveEnd = clone $dtstart; $effectiveEnd->add($duration); return $start <= $effectiveEnd && $end > $dtstart; } elseif ($due) { return ($start < $due || $start <= $dtstart) && ($end > $dtstart || $end >= $due); } else { return $start <= $dtstart && $end > $dtstart; } } if ($due) { return $start < $due && $end >= $due; } if ($completed && $created) { return ($start <= $created || $start <= $completed) && ($end >= $created || $end >= $completed); } if ($completed) { return $start <= $completed && $end >= $completed; } if ($created) { return $end > $created; } return true; }
/** * Returns true or false depending on if the event falls in the specified * time-range. This is used for filtering purposes. * * The rules used to determine if an event falls within the specified * time-range is based on the CalDAV specification. * * @param \DateTime $start * @param \DateTime $end * @return bool */ public function isInTimeRange(\DateTime $start, \DateTime $end) { $effectiveTrigger = $this->getEffectiveTriggerTime(); if (isset($this->DURATION)) { $duration = VObject\DateTimeParser::parseDuration($this->DURATION); $repeat = (string) $this->repeat; if (!$repeat) { $repeat = 1; } $period = new \DatePeriod($effectiveTrigger, $duration, (int) $repeat); foreach ($period as $occurrence) { if ($start <= $occurrence && $end > $occurrence) { return true; } } return false; } else { return $start <= $effectiveTrigger && $end > $effectiveTrigger; } }
/** * Parses the input data and returns a correct VFREEBUSY object, wrapped in * a VCALENDAR. * * @return Component */ public function getResult() { $busyTimes = array(); foreach ($this->objects as $object) { foreach ($object->getBaseComponents() as $component) { switch ($component->name) { case 'VEVENT': $FBTYPE = 'BUSY'; if (isset($component->TRANSP) && strtoupper($component->TRANSP) === 'TRANSPARENT') { break; } if (isset($component->STATUS)) { $status = strtoupper($component->STATUS); if ($status === 'CANCELLED') { break; } if ($status === 'TENTATIVE') { $FBTYPE = 'BUSY-TENTATIVE'; } } $times = array(); if ($component->RRULE) { $iterator = new RecurrenceIterator($object, (string) $component->uid); if ($this->start) { $iterator->fastForward($this->start); } $maxRecurrences = 200; while ($iterator->valid() && --$maxRecurrences) { $startTime = $iterator->getDTStart(); if ($this->end && $startTime > $this->end) { break; } $times[] = array($iterator->getDTStart(), $iterator->getDTEnd()); $iterator->next(); } } else { $startTime = $component->DTSTART->getDateTime(); if ($this->end && $startTime > $this->end) { break; } $endTime = null; if (isset($component->DTEND)) { $endTime = $component->DTEND->getDateTime(); } elseif (isset($component->DURATION)) { $duration = DateTimeParser::parseDuration((string) $component->DURATION); $endTime = clone $startTime; $endTime->add($duration); } elseif (!$component->DTSTART->hasTime()) { $endTime = clone $startTime; $endTime->modify('+1 day'); } else { // The event had no duration (0 seconds) break; } $times[] = array($startTime, $endTime); } foreach ($times as $time) { if ($this->end && $time[0] > $this->end) { break; } if ($this->start && $time[1] < $this->start) { break; } $busyTimes[] = array($time[0], $time[1], $FBTYPE); } break; case 'VFREEBUSY': foreach ($component->FREEBUSY as $freebusy) { $fbType = isset($freebusy['FBTYPE']) ? strtoupper($freebusy['FBTYPE']) : 'BUSY'; // Skipping intervals marked as 'free' if ($fbType === 'FREE') { continue; } $values = explode(',', $freebusy); foreach ($values as $value) { list($startTime, $endTime) = explode('/', $value); $startTime = DateTimeParser::parseDateTime($startTime); if (substr($endTime, 0, 1) === 'P' || substr($endTime, 0, 2) === '-P') { $duration = DateTimeParser::parseDuration($endTime); $endTime = clone $startTime; $endTime->add($duration); } else { $endTime = DateTimeParser::parseDateTime($endTime); } if ($this->start && $this->start > $endTime) { continue; } if ($this->end && $this->end < $startTime) { continue; } $busyTimes[] = array($startTime, $endTime, $fbType); } } break; } } } if ($this->baseObject) { $calendar = $this->baseObject; } else { $calendar = new VCalendar(); } $vfreebusy = $calendar->createComponent('VFREEBUSY'); $calendar->add($vfreebusy); if ($this->start) { $dtstart = $calendar->createProperty('DTSTART'); $dtstart->setDateTime($this->start); $vfreebusy->add($dtstart); } if ($this->end) { $dtend = $calendar->createProperty('DTEND'); $dtend->setDateTime($this->end); $vfreebusy->add($dtend); } $dtstamp = $calendar->createProperty('DTSTAMP'); $dtstamp->setDateTime(new \DateTime('now', new \DateTimeZone('UTC'))); $vfreebusy->add($dtstamp); foreach ($busyTimes as $busyTime) { $busyTime[0]->setTimeZone(new \DateTimeZone('UTC')); $busyTime[1]->setTimeZone(new \DateTimeZone('UTC')); $prop = $calendar->createProperty('FREEBUSY', $busyTime[0]->format('Ymd\\THis\\Z') . '/' . $busyTime[1]->format('Ymd\\THis\\Z')); $prop['FBTYPE'] = $busyTime[2]; $vfreebusy->add($prop); } return $calendar; }
/** * Returns a DateInterval representation of the Duration property. * * If the property has more than one value, only the first is returned. * * @return \DateInterval */ public function getDateInterval() { $parts = $this->getParts(); $value = $parts[0]; return DateTimeParser::parseDuration($value); }