/**
* @covers Jsvrcek\ICS\Formatter::getFormattedUTCDateTime
*/
public function testGetFormattedUTCDateTime()
{
$ce = new Formatter();
$dateTime = new \DateTime('1998-01-18 23:00:00', new \DateTimeZone('America/New_York'));
$expected = '19980119T040000Z';
$actual = $ce->getFormattedUTCDateTime($dateTime);
$this->assertEquals($expected, $actual);
$ce = new Formatter();
$dateTime = new \DateTime('1998-01-18 11:00:00', new \DateTimeZone('America/New_York'));
$expected = '19980118T160000Z';
$actual = $ce->getFormattedUTCDateTime($dateTime);
$this->assertEquals($expected, $actual);
}
/**
* @return string
*/
public function getStream()
{
$this->stream->reset();
/* @var $cal Calendar */
foreach ($this->getCalendars() as $cal) {
//start calendar
$this->stream->addItem('BEGIN:VCALENDAR')->addItem('VERSION:' . $cal->getVersion())->addItem('PRODID:' . $cal->getProdId())->addItem('CALSCALE:' . $cal->getCalendarScale())->addItem('METHOD:' . $cal->getMethod());
//custom headers
foreach ($cal->getCustomHeaders() as $key => $value) {
$this->stream->addItem($key . ':' . $value);
}
//timezone
$this->stream->addItem('BEGIN:VTIMEZONE');
$tz = $cal->getTimezone();
$transitions = $tz->getTransitions(strtotime('1970-01-01'), strtotime('1970-12-31'));
$daylightSavings = array('exists' => false, 'start' => '', 'offsetTo' => '', 'offsetFrom' => '');
$standard = array('start' => '', 'offsetTo' => '', 'offsetFrom' => '');
foreach ($transitions as $transition) {
$varName = $transition['isdst'] ? 'daylightSavings' : 'standard';
${$varName}['exists'] = true;
${$varName}['start'] = $this->formatter->getFormattedDateTime(new \DateTime($transition['time']));
${$varName}['offsetTo'] = $this->formatter->getFormattedTimeOffset($transition['offset']);
//get previous offset
$previousTimezoneObservance = $transition['ts'] - 100;
$tzDate = new \DateTime('now', $tz);
$tzDate->setTimestamp($previousTimezoneObservance);
$offset = $tzDate->getOffset();
${$varName}['offsetFrom'] = $this->formatter->getFormattedTimeOffset($offset);
}
$this->stream->addItem('TZID:' . $tz->getName());
$this->stream->addItem('BEGIN:STANDARD')->addItem('DTSTART:' . $standard['start'])->addItem('TZOFFSETTO:' . $standard['offsetTo'])->addItem('TZOFFSETFROM:' . $standard['offsetFrom']);
if ($daylightSavings['exists']) {
$this->stream->addItem('RRULE:FREQ=YEARLY;BYMONTH=11;BYDAY=1SU');
}
$this->stream->addItem('END:STANDARD');
if ($daylightSavings['exists']) {
$this->stream->addItem('BEGIN:DAYLIGHT')->addItem('DTSTART:' . $daylightSavings['start'])->addItem('TZOFFSETTO:' . $daylightSavings['offsetTo'])->addItem('TZOFFSETFROM:' . $daylightSavings['offsetFrom'])->addItem('RRULE:FREQ=YEARLY;BYMONTH=3;BYDAY=2SU')->addItem('END:DAYLIGHT');
}
$this->stream->addItem('END:VTIMEZONE');
//add events
/* @var $event CalendarEvent */
foreach ($cal->getEvents() as $event) {
$this->stream->addItem('BEGIN:VEVENT')->addItem('UID:' . $event->getUid())->addItem('DTSTART:' . $this->formatter->getFormattedUTCDateTime($event->getStart()))->addItem('DTEND:' . $this->formatter->getFormattedUTCDateTime($event->getEnd()));
if ($event->getRecurrenceRule() instanceof RecurrenceRule) {
$this->stream->addItem($event->getRecurrenceRule()->__toString());
}
$this->stream->addItem('STATUS:' . $event->getStatus())->addItem('SUMMARY:' . $event->getSummary())->addItem('DESCRIPTION:' . $event->getDescription());
if ($event->getClass()) {
$this->stream->addItem('CLASS:' . $event->getClass());
}
/* @var $location Location */
foreach ($event->getLocations() as $location) {
$this->stream->addItem('LOCATION' . $location->getUri() . $location->getLanguage() . ':' . $location->getName());
}
if ($event->getPriority() > 0 && $event->getPriority() <= 9) {
$this->stream->addItem('PRIORITY:' . $event->getPriority());
}
if ($event->getGeo()) {
$this->stream->addItem('GEO:' . $event->getGeo()->getLatitude() . ';' . $event->getGeo()->getLongitude());
}
if ($event->getUrl()) {
$this->stream->addItem('URL:' . $event->getUrl());
}
if ($event->getTimestamp()) {
$this->stream->addItem('DTSTAMP:' . $this->formatter->getFormattedUTCDateTime($event->getTimestamp()));
}
if ($event->getCreated()) {
$this->stream->addItem('CREATED:' . $this->formatter->getFormattedUTCDateTime($event->getCreated()));
}
if ($event->getLastModified()) {
$this->stream->addItem('LAST-MODIFIED:' . $this->formatter->getFormattedUTCDateTime($event->getLastModified()));
}
foreach ($event->getAttendees() as $attendee) {
$this->stream->addItem($attendee->__toString());
}
if ($event->getOrganizer()) {
$this->stream->addItem($event->getOrganizer()->__toString());
}
if (is_array($event->getCategories())) {
$this->stream->addItem('CATEGORIES:' . implode(',', $event->getCategories()));
}
$this->stream->addItem('END:VEVENT');
}
//end calendar
$this->stream->addItem('END:VCALENDAR');
}
return $this->stream->getStream();
}
/**
* @return string
*/
public function __toString()
{
$items = array($this->getFrequency()->__toString());
if ($this->interval) {
$items[] = 'INTERVAL=' . $this->interval;
}
if ($this->until) {
$items[] = 'UNTIL=' . $this->formatter->getFormattedUTCDateTime($this->until);
}
if ($this->count) {
$items[] = 'COUNT=' . $this->count;
}
if ($this->byDayList) {
$items[] = 'BYDAY=' . implode(',', $this->byDayList);
}
return self::KEY . implode(';', $items);
}