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<?php
/*
* This file is part of the eluceo/iCal package.
*
* (c) Markus Poerschke <markus@eluceo.de>
*
* This source file is subject to the MIT license that is bundled
* with this source code in the file LICENSE.
*/
namespace Eluceo\iCal\Component;
use Eluceo\iCal\Component;
use Eluceo\iCal\Property\Event\RecurrenceRule;
use Eluceo\iCal\PropertyBag;
/**
* Implementation of Standard Time and Daylight Saving Time observances (or rules)
* which define the TIMEZONE component.
*/
class TimezoneRule extends Component
{
const TYPE_DAYLIGHT = 'DAYLIGHT';
const TYPE_STANDARD = 'STANDARD';
/**
* @var string
*/
protected $type;
/**
* @var string
*/
protected $tzOffsetFrom;
/**
* @var string
*/
protected $tzOffsetTo;
/**
* @var string
*/
protected $tzName;
/**
* @var \DateTimeInterface
*/
protected $dtStart;
/**
* @var RecurrenceRule
*/
protected $recurrenceRule;
/**
* create new Timezone Rule object by giving a rule type identifier.
*
* @param string $ruleType one of DAYLIGHT or STANDARD
*
* @throws \InvalidArgumentException
*/
public function __construct($ruleType)
{
$ruleType = strtoupper($ruleType);
if ($ruleType === self::TYPE_DAYLIGHT || $ruleType === self::TYPE_STANDARD) {
$this->type = $ruleType;
} else {
throw new \InvalidArgumentException('Invalid value for timezone rule type');
}
}
/**
* {@inheritdoc}
*/
public function buildPropertyBag()
{
$propertyBag = new PropertyBag();
if ($this->getTzName()) {
$propertyBag->set('TZNAME', $this->getTzName());
}
if ($this->getTzOffsetFrom()) {
$propertyBag->set('TZOFFSETFROM', $this->getTzOffsetFrom());
}
if ($this->getTzOffsetTo()) {
$propertyBag->set('TZOFFSETTO', $this->getTzOffsetTo());
}
if ($this->getDtStart()) {
$propertyBag->set('DTSTART', $this->getDtStart());
}
if ($this->recurrenceRule) {
$propertyBag->set('RRULE', $this->recurrenceRule);
}
return $propertyBag;
}
/**
* @param $offset
*
* @return $this
*/
public function setTzOffsetFrom($offset)
{
$this->tzOffsetFrom = $offset;
return $this;
}
/**
* @param $offset
*
* @return $this
*/
public function setTzOffsetTo($offset)
{
$this->tzOffsetTo = $offset;
return $this;
}
/**
* @param $name
*
* @return $this
*/
public function setTzName($name)
{
$this->tzName = $name;
return $this;
}
/**
* @return $this
*/
public function setDtStart(\DateTimeInterface $dtStart)
{
$this->dtStart = $dtStart;
return $this;
}
/**
* @return $this
*/
public function setRecurrenceRule(RecurrenceRule $recurrenceRule)
{
$this->recurrenceRule = $recurrenceRule;
return $this;
}
/**
* {@inheritdoc}
*/
public function getType()
{
return $this->type;
}
/**
* @return string
*/
public function getTzOffsetFrom()
{
return $this->tzOffsetFrom;
}
/**
* @return string
*/
public function getTzOffsetTo()
{
return $this->tzOffsetTo;
}
/**
* @return string
*/
public function getTzName()
{
return $this->tzName;
}
/**
* @return RecurrenceRule
*/
public function getRecurrenceRule()
{
return $this->recurrenceRule;
}
/**
* @return mixed return string representation of start date or NULL if no date was given
*/
public function getDtStart()
{
if ($this->dtStart) {
return $this->dtStart->format('Ymd\THis');
}
return;
}
}