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<?php
namespace Sabre\CalDAV\Xml\Property;
use Sabre\Xml\Element;
use Sabre\Xml\Reader;
use Sabre\Xml\Writer;
use Sabre\Xml\Element\Elements;
use Sabre\CalDAV\Plugin;
/**
* schedule-calendar-transp property.
*
* This property is a representation of the schedule-calendar-transp property.
* This property is defined in:
*
* http://tools.ietf.org/html/rfc6638#section-9.1
*
* Its values are either 'transparent' or 'opaque'. If it's transparent, it
* means that this calendar will not be taken into consideration when a
* different user queries for free-busy information. If it's 'opaque', it will.
*
* @copyright Copyright (C) fruux GmbH (https://fruux.com/)
* @author Evert Pot (http://www.rooftopsolutions.nl/)
* @license http://sabre.io/license/ Modified BSD License
*/
class ScheduleCalendarTransp implements Element {
const TRANSPARENT = 'transparent';
const OPAQUE = 'opaque';
/**
* value
*
* @var string
*/
protected $value;
/**
* Creates the property
*
* @param string $value
*/
function __construct($value) {
if ($value !== self::TRANSPARENT && $value !== self::OPAQUE) {
throw new \InvalidArgumentException('The value must either be specified as "transparent" or "opaque"');
}
$this->value = $value;
}
/**
* Returns the current value
*
* @return string
*/
function getValue() {
return $this->value;
}
/**
* The xmlSerialize metod is called during xml writing.
*
* Use the $writer argument to write its own xml serialization.
*
* An important note: do _not_ create a parent element. Any element
* implementing XmlSerializble should only ever write what's considered
* its 'inner xml'.
*
* The parent of the current element is responsible for writing a
* containing element.
*
* This allows serializers to be re-used for different element names.
*
* If you are opening new elements, you must also close them again.
*
* @param Writer $writer
* @return void
*/
function xmlSerialize(Writer $writer) {
switch ($this->value) {
case self::TRANSPARENT :
$writer->writeElement('{' . Plugin::NS_CALDAV . '}transparent');
break;
case self::OPAQUE :
$writer->writeElement('{' . Plugin::NS_CALDAV . '}opaque');
break;
}
}
/**
* The deserialize method is called during xml parsing.
*
* This method is called statictly, this is because in theory this method
* may be used as a type of constructor, or factory method.
*
* Often you want to return an instance of the current class, but you are
* free to return other data as well.
*
* You are responsible for advancing the reader to the next element. Not
* doing anything will result in a never-ending loop.
*
* If you just want to skip parsing for this element altogether, you can
* just call $reader->next();
*
* $reader->parseInnerTree() will parse the entire sub-tree, and advance to
* the next element.
*
* @param Reader $reader
* @return mixed
*/
static function xmlDeserialize(Reader $reader) {
$elems = Elements::xmlDeserialize($reader);
$value = null;
foreach ($elems as $elem) {
switch ($elem) {
case '{' . Plugin::NS_CALDAV . '}opaque' :
$value = self::OPAQUE;
break;
case '{' . Plugin::NS_CALDAV . '}transparent' :
$value = self::TRANSPARENT;
break;
}
}
if (is_null($value))
return null;
return new self($value);
}
}
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