/**
* Helper method to correctly interpret an all-day date value
*/
public static function convert_datetime($prop, $as_array = false)
{
if (empty($prop)) {
return $as_array ? array() : null;
} else {
if ($prop instanceof VObject\Property\MultiDateTime) {
$dt = array();
$dateonly = $prop->getDateType() & VObject\Property\DateTime::DATE;
foreach ($prop->getDateTimes() as $item) {
$item->_dateonly = $dateonly;
$dt[] = $item;
}
} else {
if ($prop instanceof VObject\Property\ICalendar\DateTime) {
//$dt = $prop->getDateTime();
$dt = new DateTime($prop->getValue());
} else {
if ($prop instanceof VObject\Property && ($prop['VALUE'] == 'DATE' || $prop['VALUE'] == 'DATE-TIME')) {
$dt = new DateTime($prop->getValue());
} else {
if ($prop instanceof VObject\Property && $prop['VALUE'] == 'PERIOD') {
$dt = array();
foreach (explode(',', $prop->getValue()) as $val) {
try {
list($start, $end) = explode('/', $val);
list($type, $item) = VObject\Property\DateTime::parseData($start, $prop);
$item->_dateonly = $type & VObject\Property\DateTime::DATE;
$dt[] = $item;
} catch (Exception $e) {
// ignore single date parse errors
}
}
} else {
if ($prop instanceof DateTime) {
$dt = $prop;
}
}
}
}
}
}
// force return value to array if requested
if ($as_array && !is_array($dt)) {
$dt = empty($dt) ? array() : array($dt);
}
return $dt;
}
/**
* Parses the internal data structure to figure out what the current date
* and time is.
*
* The returned array contains two elements:
* 1. A 'DateType' constant (as defined on this class), or null.
* 2. A DateTime object (or null)
*
* @param string|null $propertyValue The string to parse (yymmdd or
* ymmddThhmmss, etc..)
* @param \Sabre\VObject\Property|null $property The instance of the
* property we're parsing.
* @return array
*/
public static function parseData($propertyValue, VObject\Property $property = null)
{
if (is_null($propertyValue)) {
return array(null, null);
}
$date = '(?P<year>[1-2][0-9]{3})(?P<month>[0-1][0-9])(?P<date>[0-3][0-9])';
$time = '(?P<hour>[0-2][0-9])(?P<minute>[0-5][0-9])(?P<second>[0-5][0-9])';
$regex = "/^{$date}(T{$time}(?P<isutc>Z)?)?\$/";
if (!preg_match($regex, $propertyValue, $matches)) {
throw new \InvalidArgumentException($propertyValue . ' is not a valid \\DateTime or Date string');
}
if (!isset($matches['hour'])) {
// Date-only
return array(self::DATE, new \DateTime($matches['year'] . '-' . $matches['month'] . '-' . $matches['date'] . ' 00:00:00', new \DateTimeZone('UTC')));
}
$dateStr = $matches['year'] . '-' . $matches['month'] . '-' . $matches['date'] . ' ' . $matches['hour'] . ':' . $matches['minute'] . ':' . $matches['second'];
if (isset($matches['isutc'])) {
$dt = new \DateTime($dateStr, new \DateTimeZone('UTC'));
$dt->setTimeZone(new \DateTimeZone('UTC'));
return array(self::UTC, $dt);
}
// Finding the timezone.
$tzid = $property['TZID'];
if (!$tzid) {
// This was a floating time string. This implies we use the
// timezone from date_default_timezone_set / date.timezone ini
// setting.
return array(self::LOCAL, new \DateTime($dateStr));
}
// To look up the timezone, we must first find the VCALENDAR component.
$root = $property;
while ($root->parent) {
$root = $root->parent;
}
if ($root->name === 'VCALENDAR') {
$tz = VObject\TimeZoneUtil::getTimeZone((string) $tzid, $root);
} else {
$tz = VObject\TimeZoneUtil::getTimeZone((string) $tzid);
}
$dt = new \DateTime($dateStr, $tz);
$dt->setTimeZone($tz);
return array(self::LOCALTZ, $dt);
}
/**
* Create a Sabre\VObject\Property instance from a PHP DateTime object
*
* @param string Property name
* @param object DateTime
*/
public function datetime_prop($name, $dt, $utc = false, $dateonly = null)
{
$is_utc = $utc || ($tz = $dt->getTimezone()) && in_array($tz->getName(), array('UTC', 'GMT', 'Z'));
$is_dateonly = $dateonly === null ? (bool) $dt->_dateonly : (bool) $dateonly;
$vdt = new VObject\Property\DateTime($name);
$vdt->setDateTime($dt, $is_dateonly ? VObject\Property\DateTime::DATE : ($is_utc ? VObject\Property\DateTime::UTC : VObject\Property\DateTime::LOCALTZ));
// register timezone for VTIMEZONE block
if (!$is_utc && !$dateonly && $tz && ($tzname = $tz->getName())) {
$ts = $dt->format('U');
if (is_array($this->vtimezones[$tzname])) {
$this->vtimezones[$tzname][0] = min($this->vtimezones[$tzname][0], $ts);
$this->vtimezones[$tzname][1] = max($this->vtimezones[$tzname][1], $ts);
} else {
$this->vtimezones[$tzname] = array($ts, $ts);
}
}
return $vdt;
}
/**
* @depends testValues
*/
function testComplexExclusions()
{
$ev = new Component('VEVENT');
$ev->UID = 'bla';
$ev->RRULE = 'FREQ=YEARLY;COUNT=10';
$dtStart = new Property\DateTime('DTSTART');
$tz = new DateTimeZone('Canada/Eastern');
$dtStart->setDateTime(new DateTime('2011-01-01 13:50:20', $tz), Property\DateTime::LOCALTZ);
$exDate1 = new Property\MultiDateTime('EXDATE');
$exDate1->setDateTimes(array(new DateTime('2012-01-01 13:50:20', $tz), new DateTime('2014-01-01 13:50:20', $tz)), Property\DateTime::LOCALTZ);
$exDate2 = new Property\MultiDateTime('EXDATE');
$exDate2->setDateTimes(array(new DateTime('2016-01-01 13:50:20', $tz)), Property\DateTime::LOCALTZ);
$ev->add($dtStart);
$ev->add($exDate1);
$ev->add($exDate2);
$vcal = Component::create('VCALENDAR');
$vcal->add($ev);
$it = new RecurrenceIterator($vcal, (string) $ev->uid);
$this->assertEquals('yearly', $it->frequency);
$this->assertEquals(1, $it->interval);
$this->assertEquals(10, $it->count);
$max = 20;
$result = array();
foreach ($it as $k => $item) {
$result[] = $item;
$max--;
if (!$max) {
break;
}
}
$this->assertEquals(array(new DateTime('2011-01-01 13:50:20', $tz), new DateTime('2013-01-01 13:50:20', $tz), new DateTime('2015-01-01 13:50:20', $tz), new DateTime('2017-01-01 13:50:20', $tz), new DateTime('2018-01-01 13:50:20', $tz), new DateTime('2019-01-01 13:50:20', $tz), new DateTime('2020-01-01 13:50:20', $tz)), $result);
}
/**
* Returns the type of Date format.
*
* This method returns one of the format constants. If no date was set,
* this method will return null.
*
* @return int|null
*/
public function getDateType()
{
if ($this->dateType) {
return $this->dateType;
}
if (!$this->value) {
$this->dateTimes = null;
$this->dateType = null;
return null;
}
$dts = array();
foreach (explode(',', $this->value) as $val) {
list($type, $dt) = DateTime::parseData($val, $this);
$dts[] = $dt;
$this->dateType = $type;
}
$this->dateTimes = $dts;
return $this->dateType;
}
/**
* Create a Sabre\VObject\Property instance from a PHP DateTime object
*
* @param string Property name
* @param object DateTime
*/
public static function datetime_prop($name, $dt, $utc = false, $dateonly = null)
{
$is_utc = $utc || ($tz = $dt->getTimezone()) && in_array($tz->getName(), array('UTC', 'GMT', 'Z'));
$is_dateonly = $dateonly === null ? (bool) $dt->_dateonly : (bool) $dateonly;
$vdt = new VObject\Property\DateTime($name);
$vdt->setDateTime($dt, $is_dateonly ? VObject\Property\DateTime::DATE : ($is_utc ? VObject\Property\DateTime::UTC : VObject\Property\DateTime::LOCALTZ));
return $vdt;
}
/**
* @expectedException InvalidArgumentException
*/
function testGetDateTimeDateInvalid()
{
$elem = new DateTime('DTSTART', 'bla');
$dt = $elem->getDateTime();
}
