function occurrences(ICalEvent $event, TimeRange $range = null, $max = null)
{
$occurrences = array();
$time = $event->get_start();
$diff = $event->get_end() - $event->get_start();
$limitType = $this->limitType;
$limit = $this->limit;
$count = 0;
// echo date('m/d/Y H:i:s', $time) . "<br>\n";
$time = $this->nextIncrement($time, $this->type, $this->interval);
while ($time <= $range->get_end()) {
// echo date('m/d/Y H:i:s', $time) . "<br>\n";
if ($limitType == 'UNTIL' && $time > $limit) {
break;
}
$occurrence_range = new TimeRange($time, $time + $diff);
if ($occurrence_range->overlaps($range)) {
if ($recurrence_exception = $event->getRecurrenceException($time)) {
$occurrence = clone $recurrence_exception;
} else {
$occurrence = clone $event;
$occurrence->setRange($occurrence_range);
$occurrence->clear_rrules();
$recurrence_id = strftime("%Y%m%dT%H%M%S", $time);
if ($tzid = $occurrence->get_tzid()) {
$recurrence_id = sprintf("TZID=%s:%s", $tzid, $recurrence_id);
}
$occurrence->set_attribute('RECURRENCE-ID', $recurrence_id);
}
$occurrences[] = $occurrence;
}
if ($limitType == 'COUNT' && $count < $limit) {
break;
}
if ($count > ICalRecurrenceRule::MAX_OCCURRENCES) {
break;
}
if (!is_null($max) && count($occurrences) >= $max) {
break;
}
$time = $this->nextIncrement($time, $this->type, $this->interval);
$count++;
}
return $occurrences;
}
public function add_event(ICalEvent $event) {
$uid = $event->get_uid();
$this->events[$uid] = $event;
// use event start times so we can return events in starting order
$this->eventStartTimes[$uid] = $event->get_start();
}
public function add_event(ICalEvent $event)
{
$uid = $event->get_uid();
if (is_null($event->get_recurid())) {
$this->events[$uid] = $event;
// use event start times so we can return events in starting order
$this->eventStartTimes[$uid] = $event->get_start();
// Add any stored exceptions to the event.
if (isset($this->recurrence_exceptions[$uid])) {
foreach ($this->recurrence_exceptions[$uid] as $exception) {
$this->events[$uid]->addRecurenceException($exception);
}
}
} else {
// If the event already exists, add the exception to it.
if (isset($this->events[$uid])) {
$this->events[$uid]->addRecurenceException($event);
} else {
if (!isset($this->recurrence_exceptions[$uid])) {
$this->recurrence_exceptions[$uid] = array();
}
$this->recurrence_exceptions[$uid][] = $event;
}
}
}
protected function apiArrayFromEvent(ICalEvent $event, $version)
{
$standardAttributes = array('datetime', 'start', 'end', 'uid', 'summary', 'description', 'location', 'geo');
$result = array('id' => $event->get_uid(), 'title' => $event->get_summary(), 'description' => nl2br($event->get_description()), 'start' => $event->get_start(), 'end' => $event->get_end(), 'allday' => $event->isAllDay(), 'location' => $event->get_location(), 'locationLabel' => '');
// iCal GEO property -- subclass if event lat/lon comes from somewhere else
$coords = $event->get_location_coordinates();
if ($coords) {
$result['latitude'] = $coords['lat'];
$result['longitude'] = $coords['lon'];
}
foreach ($this->fieldConfig as $aField => $fieldInfo) {
if (in_array($aField, $standardAttributes)) {
continue;
}
// Handled these above
$id = self::argVal($fieldInfo, 'id', $aField);
$title = self::argVal($fieldInfo, 'label', $id);
$section = self::argVal($fieldInfo, 'section', '');
$type = self::argVal($fieldInfo, 'type', '');
$value = $event->get_attribute($aField);
if ($value) {
if (self::argVal($fieldInfo, 'type', '') == 'category' && is_array($value)) {
$value = $this->apiArrayFromCategories($value);
}
if ($version < 2) {
$result[$title] = $value;
} else {
if (!isset($result['fields'])) {
$result['fields'] = array();
}
$result['fields'][] = array('id' => $id, 'section' => $section, 'type' => $type, 'title' => $title, 'value' => $value);
}
}
}
return $result;
}
function formatDayTitle(ICalEvent $event) {
$start = $event->get_start();
$end = $event->get_end();
if ($start != $end) {
// all of acad calendar time units are in days so
// we can end 23:59:00 instead of 00:00:00 next day
$timeRange = new TimeRange($start, $end - 1);
$dateTitle = $timeRange->format('l F j');
} else {
$dateTitle = date('l F j', $start);
}
return $dateTitle;
}