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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;
/**
* ATTACH property functions
*
* @author Kjell-Inge Gustafsson, kigkonsult <ical@kigkonsult.se>
* @since 2.27.3 2018-12-20
*/
trait ATTACHtrait
{
/**
* @var array component property ATTACH value
*/
protected $attach = null;
/**
* Return formatted output for calendar component property attach
*
* @return string
*/
public function createAttach()
{
if( empty( $this->attach )) {
return null;
}
$output = null;
foreach( $this->attach as $aix => $attachPart ) {
if( ! empty( $attachPart[Util::$LCvalue] )) {
$output .= StringFactory::createElement(
self::ATTACH,
ParameterFactory::createParams( $attachPart[Util::$LCparams] ),
$attachPart[Util::$LCvalue]
);
}
elseif( $this->getConfig( self::ALLOWEMPTY )) {
$output .= StringFactory::createElement( self::ATTACH );
}
} // end foreach
return $output;
}
/**
* Delete calendar component property attach
*
* @param int $propDelIx specific property in case of multiply occurrence
* @return bool
* @since 2.27.1 - 2018-12-15
*/
public function deleteAttach( $propDelIx = null )
{
if( empty( $this->attach )) {
unset( $this->propDelIx[self::ATTACH] );
return false;
}
return $this->deletePropertyM( $this->attach, self::ATTACH, $propDelIx );
}
/**
* Get calendar component property attach
*
* @param int $propIx specific property in case of multiply occurrence
* @param bool $inclParam
* @return bool|array
* @since 2.27.1 - 2018-12-16
*/
public function getAttach( $propIx = null, $inclParam = false )
{
if( empty( $this->attach )) {
unset( $this->propIx[self::ATTACH] );
return false;
}
return $this->getPropertyM( $this->attach, self::ATTACH, $propIx, $inclParam );
}
/**
* Set calendar component property attach
*
* @param string $value
* @param array $params
* @param integer $index
* @return static
* @throws InvalidArgumentException
* @since 2.27.3 2018-12-20
*/
public function setAttach( $value = null, $params = [], $index = null )
{
if( empty( $value )) {
$this->assertEmptyValue( $value, self::ATTACH );
$value = Util::$SP0;
$params = [];
}
$this->setMval( $this->attach, $value, $params, null, $index );
return $this;
}
}