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<?php
/**
* iCalcreator, the PHP class package managing iCal (rfc2445/rfc5445) calendar information.
*
* copyright (c) 2007-2021 Kjell-Inge Gustafsson, kigkonsult, All rights reserved
* Link https://kigkonsult.se
* Package iCalcreator
* Version 2.30
* License Subject matter of licence is the software iCalcreator.
* The above copyright, link, package and version notices,
* this licence notice and the invariant [rfc5545] PRODID result use
* as implemented and invoked in iCalcreator shall be included in
* all copies or substantial portions of the iCalcreator.
*
* iCalcreator is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation, either version 3 of the License,
* or (at your option) any later version.
*
* iCalcreator is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with iCalcreator. If not, see <https://www.gnu.org/licenses/>.
*
* This file is a part of iCalcreator.
*/
namespace Kigkonsult\Icalcreator\Traits;
use Kigkonsult\Icalcreator\Util\StringFactory;
use Kigkonsult\Icalcreator\Util\Util;
use Kigkonsult\Icalcreator\Util\ParameterFactory;
use InvalidArgumentException;
use function array_change_key_case;
/**
* CONFERENCE property functions
*
* @author Kjell-Inge Gustafsson, kigkonsult <ical@kigkonsult.se>
* @since 2.29.21 2019-06-17
*/
trait CONFERENCErfc7986trait
{
/**
* @var array component property CONFERENCE value
*/
protected $conference = null;
/**
* Return formatted output for calendar component property conference
*
* @return string
*/
public function createConference()
{
if( empty( $this->conference )) {
return null;
}
$output = null;
$lang = $this->getConfig( self::LANGUAGE );
foreach( $this->conference as $aix => $conferencePart ) {
if( ! empty( $conferencePart[Util::$LCvalue] )) {
$output .= StringFactory::createElement(
self::CONFERENCE,
ParameterFactory::createParams(
$conferencePart[Util::$LCparams],
[ self::FEATURE, self::LABEL, self::LANGUAGE ],
$lang
),
$conferencePart[Util::$LCvalue]
);
}
elseif( $this->getConfig( self::ALLOWEMPTY )) {
$output .= StringFactory::createElement( self::CONFERENCE );
}
} // end foreach
return $output;
}
/**
* Delete calendar component property conference
*
* @param int $propDelIx specific property in case of multiply occurrence
* @return bool
*/
public function deleteConference( $propDelIx = null )
{
if( empty( $this->conference )) {
unset( $this->propDelIx[self::CONFERENCE] );
return false;
}
return $this->deletePropertyM(
$this->conference,
self::CONFERENCE,
$propDelIx
);
}
/**
* Get calendar component property conference
*
* @param int $propIx specific property in case of multiply occurrence
* @param bool $inclParam
* @return bool|array
*/
public function getConference( $propIx = null, $inclParam = false )
{
if( empty( $this->conference )) {
unset( $this->propIx[self::CONFERENCE] );
return false;
}
return $this->getPropertyM(
$this->conference,
self::CONFERENCE,
$propIx,
$inclParam
);
}
/**
* Set calendar component property conference
*
* @param string $value
* @param array $params
* @param integer $index
* @return static
* @throws InvalidArgumentException
* @todo fix featureparam - AUDIO, CHAT, FEED, MODERATOR, PHONE, SCREEN, VIDEO, x-name, iana-token
* @todo fix labelparam - LABEL
*/
public function setConference( $value = null, $params = [], $index = null )
{
if( empty( $value )) {
$this->assertEmptyValue( $value, self::CONFERENCE );
$value = Util::$SP0;
$params = [];
}
else {
$params = array_change_key_case( $params, CASE_UPPER );
if( ! isset( $param[self::VALUE] ) ) { // required
$params[self::VALUE] = self::URI;
}
}
$this->setMval( $this->conference, $value, $params, null, $index );
return $this;
}
}