/**
* 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 $dt;
}
/**
* Returns the type of Date format.
*
* This method returns one of the format constants. If no date was set,
* this method will return null.
*
* @return int|null
*/
public function getDateType()
{
if ($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;
}
