root / drupal7 / sites / all / libraries / iCalcreator-2.22.1 / lib / iCalBase.class.php @ bad93dab
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<?php
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/*********************************************************************************/
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/**
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*
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* iCalcreator, a PHP rfc2445/rfc5545 solution.
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*
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* @copyright Copyright (c) 2007-2015 Kjell-Inge Gustafsson, kigkonsult, All rights reserved
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* @link http://kigkonsult.se/iCalcreator/index.php
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* @license http://kigkonsult.se/downloads/dl.php?f=LGPL
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* @package iCalcreator
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* @version 2.22
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*/
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/**
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/*********************************************************************************/
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/**
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* iCalcreator base class
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*
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* properties and functions shared by vcalendar and calendarComponents
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*
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* @author Kjell-Inge Gustafsson, kigkonsult <ical@kigkonsult.se>
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* @since 2.21.11 - 2015-03-31
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*/
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abstract class iCalBase { |
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/**
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* @var array component property X-property value
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* @access protected
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*/
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protected $xprop; |
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/** @var array container for sub-components */
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public $components; |
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/** @var array $unparsed calendar/components in 'raw' text... */
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public $unparsed; |
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/**
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* @var bool $allowEmpty config variable
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* @var string $language config variable
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* @var string $nl config variable
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* @var string $unique_id config variable
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* @var string $format config variable
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* @var string $dtzid config variable
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* @access protected
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*/
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protected $allowEmpty; |
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protected $language; |
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protected $nl; |
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protected $unique_id; |
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protected $format; |
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protected $dtzid; |
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/**
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* @var string $componentStart1 valendar/component internal variable
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* @var string $componentStart2 valendar/component internal variable
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* @var string $componentEnd1 valendar/component internal variable
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* @var string $componentEnd2 valendar/component internal variable
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* @var string $elementStart1 valendar/component internal variable
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* @var string $elementStart2 valendar/component internal variable
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* @var string $elementEnd1 valendar/component internal variable
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* @var string $elementEnd2 valendar/component internal variable
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* @var string $intAttrDelimiter valendar/component internal variable
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* @var string $attributeDelimiter valendar/component internal variable
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* @var string $valueInit valendar/component internal variable
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* @access protected
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*/
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protected $componentStart1; |
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protected $componentStart2; |
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protected $componentEnd1; |
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protected $componentEnd2; |
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protected $elementStart1; |
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protected $elementStart2; |
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protected $elementEnd1; |
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protected $elementEnd2; |
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protected $intAttrDelimiter; |
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protected $attributeDelimiter; |
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protected $valueInit; |
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/**
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* @var array $xcaldecl xCal declaration container
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* @access protected
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*/
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protected $xcaldecl; |
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/**
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* Property Name: x-prop
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*/
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/**
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* creates formatted output for calendar/component property x-prop
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*
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* @author Kjell-Inge Gustafsson, kigkonsult <ical@kigkonsult.se>
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* @since 2.21.11 - 2015-03-31
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* @uses iCalBase::$xprop
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* @uses vcalendar::getConfig()
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* @uses calendarComponent::getConfig()
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* @uses iCalBase::_createElement()
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* @uses iCalBase::_createParams()
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* @uses iCalUtilityFunctions::_strrep()
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* @uses iCalBase::$format
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* @uses iCalBase::$nl
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* @return string
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*/
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public function createXprop() { |
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if( empty( $this->xprop ) || !is_array( $this->xprop )) return FALSE; |
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$output = null; |
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foreach( $this->xprop as $label => $xpropPart ) { |
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if( ! isset( $xpropPart['value']) || ( empty( $xpropPart['value'] ) && !is_numeric( $xpropPart['value'] ))) { |
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if( $this->getConfig( 'allowEmpty' )) |
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$output .= $this->_createElement( $label ); |
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continue;
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} |
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$attributes = $this->_createParams( $xpropPart['params'], array( 'LANGUAGE' )); |
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if( is_array( $xpropPart['value'] )) { |
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foreach( $xpropPart['value'] as $pix => $theXpart ) |
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$xpropPart['value'][$pix] = iCalUtilityFunctions::_strrep( $theXpart, $this->format, $this->nl ); |
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$xpropPart['value'] = implode( ',', $xpropPart['value'] ); |
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} |
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else
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$xpropPart['value'] = iCalUtilityFunctions::_strrep( $xpropPart['value'], $this->format, $this->nl ); |
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$output .= $this->_createElement( $label, $attributes, $xpropPart['value'] ); |
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} |
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return $output; |
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} |
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/**
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* set calendar property x-prop
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*
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* @author Kjell-Inge Gustafsson, kigkonsult <ical@kigkonsult.se>
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* @since 2.21.11 - 2015-03-31
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* @param string $label
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* @param string $value
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* @param array $params optional
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* @uses vcalendar::getConfig()
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* @uses iCalUtilityFunctions::_setParams()
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* @uses iCalBase::$xprop
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* @return bool
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*/
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public function setXprop( $label, $value, $params=FALSE ) { |
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if( empty( $label )) |
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return FALSE; |
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$label = strtoupper( $label ); |
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if( 'X-' != substr( $label, 0, 2 )) |
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return FALSE; |
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if( empty( $value ) && !is_numeric( $value )) if( $this->getConfig( 'allowEmpty' )) $value = ''; else return FALSE; |
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$xprop = array( 'value' => $value ); |
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$xprop['params'] = iCalUtilityFunctions::_setParams( $params ); |
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if( ! is_array( $this->xprop )) |
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$this->xprop = array(); |
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$this->xprop[$label] = $xprop; |
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return TRUE; |
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} |
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/**
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* create element format parts
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*
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* @author Kjell-Inge Gustafsson, kigkonsult <ical@kigkonsult.se>
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* @since 2.21.11 - 2015-03-31
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* @uses iCalBase::$format
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* @uses iCalBase::$objName
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* @uses iCalBase::$componentStart1
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* @uses iCalBase::$elementStart1
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* @uses iCalBase::$componentStart2
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* @uses iCalBase::$elementStart2
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* @uses iCalBase::$componentEnd1
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* @uses iCalBase::$elementEnd1
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* @uses iCalBase::$componentEnd2
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* @uses iCalBase::$elementEnd2
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* @uses iCalBase::$nl;
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* @uses iCalBase::$intAttrDelimiter
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* @uses iCalBase::$attributeDelimiter
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* @uses iCalBase::$valueInit
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* @return bool
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*/
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function _createFormat() { |
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switch( $this->format ) { |
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case 'xcal': |
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$this->componentStart1 = $this->elementStart1 = '<'; |
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$this->componentStart2 = $this->elementStart2 = '>'; |
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$this->componentEnd1 = $this->elementEnd1 = '</'; |
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$this->componentEnd2 = $this->elementEnd2 = '>'.$this->nl; |
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$this->intAttrDelimiter = '<!-- -->'; |
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$this->attributeDelimiter = $this->nl; |
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$this->valueInit = null; |
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break;
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default:
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$this->componentStart1 = 'BEGIN:'; |
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$this->componentStart2 = null; |
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$this->componentEnd1 = 'END:'; |
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$this->componentEnd2 = $this->nl; |
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$this->elementStart1 = null; |
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$this->elementStart2 = null; |
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$this->elementEnd1 = null; |
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$this->elementEnd2 = $this->nl; |
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$this->intAttrDelimiter = '<!-- -->'; |
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$this->attributeDelimiter = ';'; |
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$this->valueInit = ':'; |
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break;
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} |
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return TRUE; |
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} |
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/**
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* creates formatted output for calendar component property
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*
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* @author Kjell-Inge Gustafsson, kigkonsult <ical@kigkonsult.se>
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* @since 2.21.11 - 2015-03-31
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* @param string $label property name
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* @param string $attributes property attributes
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* @param string $content property content (optional)
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* @uses iCalBase::$format
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* @uses iCalBase::$elementStart1
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* @uses iCalBase::$xcaldecl
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* @uses iCalBase::$intAttrDelimiter
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* @uses iCalBase::$attributeDelimiter
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* @uses iCalBase::_createElement()
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* @uses iCalBase::$elementStart2
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* @uses iCalBase::$nl
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* @uses iCalBase::$valueInit
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* @uses iCalUtilityFunctions::_size75()
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* @uses iCalBase::$elementEnd1
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* @uses iCalBase::$elementEnd2
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* @access protected
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* @return string
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*/
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protected function _createElement( $label, $attributes=null, $content=FALSE ) { |
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switch( $this->format ) { |
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case 'xcal': |
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$label = strtolower( $label ); |
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break;
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default:
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$label = strtoupper( $label ); |
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break;
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} |
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$output = $this->elementStart1.$label; |
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$categoriesAttrLang = null; |
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$attachInlineBinary = FALSE; |
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$attachfmttype = null; |
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if (( 'xcal' == $this->format) && ( 'x-' == substr( $label, 0, 2 ))) { |
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$this->xcaldecl[] = array( 'xmldecl' => 'ELEMENT' |
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, 'ref' => $label |
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, 'type2' => '(#PCDATA)' ); |
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} |
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if( !empty( $attributes )) { |
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$attributes = trim( $attributes ); |
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if ( 'xcal' == $this->format ) { |
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$attributes2 = explode( $this->intAttrDelimiter, $attributes ); |
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$attributes = null; |
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foreach( $attributes2 as $aix => $attribute ) { |
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$attrKVarr = explode( '=', $attribute ); |
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if( empty( $attrKVarr[0] )) |
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continue;
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if( !isset( $attrKVarr[1] )) { |
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$attrValue = $attrKVarr[0]; |
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$attrKey = $aix; |
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} |
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elseif( 2 == count( $attrKVarr)) { |
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$attrKey = strtolower( $attrKVarr[0] ); |
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$attrValue = $attrKVarr[1]; |
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} |
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else {
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$attrKey = strtolower( $attrKVarr[0] ); |
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unset( $attrKVarr[0] ); |
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$attrValue = implode( '=', $attrKVarr ); |
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} |
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if(( 'attach' == $label ) && ( in_array( $attrKey, array( 'fmttype', 'encoding', 'value' )))) { |
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$attachInlineBinary = TRUE; |
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if( 'fmttype' == $attrKey ) |
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$attachfmttype = $attrKey.'='.$attrValue; |
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continue;
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} |
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elseif(( 'categories' == $label ) && ( 'language' == $attrKey )) |
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$categoriesAttrLang = $attrKey.'='.$attrValue; |
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else {
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$attributes .= ( empty( $attributes )) ? ' ' : $this->attributeDelimiter.' '; |
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$attributes .= ( !empty( $attrKey )) ? $attrKey.'=' : null; |
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if(( '"' == substr( $attrValue, 0, 1 )) && ( '"' == substr( $attrValue, -1 ))) { |
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$attrValue = substr( $attrValue, 1, ( strlen( $attrValue ) - 2 )); |
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$attrValue = str_replace( '"', '', $attrValue ); |
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} |
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$attributes .= '"'.htmlspecialchars( $attrValue ).'"'; |
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} |
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} |
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} |
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else {
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$attributes = str_replace( $this->intAttrDelimiter, $this->attributeDelimiter, $attributes ); |
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} |
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} |
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if(( 'xcal' == $this->format) && |
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((( 'attach' == $label ) && !$attachInlineBinary ) || ( in_array( $label, array( 'tzurl', 'url' ))))) { |
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$pos = strrpos( $content, "/" ); |
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$docname = ( $pos !== false) ? substr( $content, (1 - strlen( $content ) + $pos )) : $content; |
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$this->xcaldecl[] = array( 'xmldecl' => 'ENTITY' |
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, 'uri' => $docname |
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, 'ref' => 'SYSTEM' |
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, 'external' => $content |
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, 'type' => 'NDATA' |
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, 'type2' => 'BINERY' ); |
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$attributes .= ( empty( $attributes )) ? ' ' : $this->attributeDelimiter.' '; |
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$attributes .= 'uri="'.$docname.'"'; |
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$content = null; |
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if( 'attach' == $label ) { |
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$attributes = str_replace( $this->attributeDelimiter, $this->intAttrDelimiter, $attributes ); |
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$content = $this->nl.$this->_createElement( 'extref', $attributes, null ); |
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$attributes = null; |
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} |
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} |
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elseif(( 'xcal' == $this->format) && ( 'attach' == $label ) && $attachInlineBinary ) { |
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$content = $this->nl.$this->_createElement( 'b64bin', $attachfmttype, $content ); // max one attribute |
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} |
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$output .= $attributes; |
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if( !$content && ( '0' != $content )) { |
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switch( $this->format ) { |
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case 'xcal': |
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$output .= ' /'; |
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$output .= $this->elementStart2.$this->nl; |
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return $output; |
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break;
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default:
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$output .= $this->elementStart2.$this->valueInit; |
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return iCalUtilityFunctions::_size75( $output, $this->nl ); |
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break;
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} |
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} |
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$output .= $this->elementStart2; |
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$output .= $this->valueInit.$content; |
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switch( $this->format ) { |
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case 'xcal': |
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return $output.$this->elementEnd1.$label.$this->elementEnd2; |
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break;
|
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default:
|
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return iCalUtilityFunctions::_size75( $output, $this->nl ); |
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break;
|
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} |
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} |
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/**
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* creates formatted output for calendar component property parameters
|
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*
|
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* @author Kjell-Inge Gustafsson, kigkonsult <ical@kigkonsult.se>
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* @since 2.21.11 - 2015-03-31
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* @param array $params optional
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* @param array $ctrKeys optional
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* @uses iCalBase::$intAttrDelimiter
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* @uses vcalendar::getConfig()
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* @uses calendarComponent::getConfig()
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* @access protected
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* @return string
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*/
|
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protected function _createParams( $params=array(), $ctrKeys=array() ) { |
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if( !is_array( $params ) || empty( $params )) |
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$params = array(); |
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$attrLANG = $attr1 = $attr2 = $lang = null; |
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$CNattrKey = ( in_array( 'CN', $ctrKeys )) ? TRUE : FALSE ; |
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$LANGattrKey = ( in_array( 'LANGUAGE', $ctrKeys )) ? TRUE : FALSE ; |
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$CNattrExist = $LANGattrExist = FALSE; |
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$xparams = array(); |
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$params = array_change_key_case( $params, CASE_UPPER ); |
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foreach( $params as $paramKey => $paramValue ) { |
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if(( FALSE !== strpos( $paramValue, ':' )) || |
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( FALSE !== strpos( $paramValue, ';' )) || |
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( FALSE !== strpos( $paramValue, ',' ))) |
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$paramValue = '"'.$paramValue.'"'; |
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if( ctype_digit( (string) $paramKey )) { |
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$xparams[] = $paramValue; |
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continue;
|
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} |
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if( !in_array( $paramKey, array( 'ALTREP', 'CN', 'DIR', 'ENCODING', 'FMTTYPE', 'LANGUAGE', 'RANGE', 'RELTYPE', 'SENT-BY', 'TZID', 'VALUE' ))) |
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$xparams[$paramKey] = $paramValue; |
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else
|
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$params[$paramKey] = $paramValue; |
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} |
| 375 |
ksort( $xparams, SORT_STRING ); |
| 376 |
foreach( $xparams as $paramKey => $paramValue ) { |
| 377 |
if( ctype_digit( (string) $paramKey )) |
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$attr2 .= $this->intAttrDelimiter.$paramValue; |
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else
|
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$attr2 .= $this->intAttrDelimiter."$paramKey=$paramValue"; |
| 381 |
} |
| 382 |
if( isset( $params['FMTTYPE'] ) && !in_array( 'FMTTYPE', $ctrKeys )) { |
| 383 |
$attr1 .= $this->intAttrDelimiter.'FMTTYPE='.$params['FMTTYPE'].$attr2; |
| 384 |
$attr2 = null; |
| 385 |
} |
| 386 |
if( isset( $params['ENCODING'] ) && !in_array( 'ENCODING', $ctrKeys )) { |
| 387 |
if( !empty( $attr2 )) { |
| 388 |
$attr1 .= $attr2; |
| 389 |
$attr2 = null; |
| 390 |
} |
| 391 |
$attr1 .= $this->intAttrDelimiter.'ENCODING='.$params['ENCODING']; |
| 392 |
} |
| 393 |
if( isset( $params['VALUE'] ) && !in_array( 'VALUE', $ctrKeys )) |
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$attr1 .= $this->intAttrDelimiter.'VALUE='.$params['VALUE']; |
| 395 |
if( isset( $params['TZID'] ) && !in_array( 'TZID', $ctrKeys )) { |
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$attr1 .= $this->intAttrDelimiter.'TZID='.$params['TZID']; |
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} |
| 398 |
if( isset( $params['RANGE'] ) && !in_array( 'RANGE', $ctrKeys )) |
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$attr1 .= $this->intAttrDelimiter.'RANGE='.$params['RANGE']; |
| 400 |
if( isset( $params['RELTYPE'] ) && !in_array( 'RELTYPE', $ctrKeys )) |
| 401 |
$attr1 .= $this->intAttrDelimiter.'RELTYPE='.$params['RELTYPE']; |
| 402 |
if( isset( $params['CN'] ) && $CNattrKey ) { |
| 403 |
$attr1 = $this->intAttrDelimiter.'CN='.$params['CN']; |
| 404 |
$CNattrExist = TRUE; |
| 405 |
} |
| 406 |
if( isset( $params['DIR'] ) && in_array( 'DIR', $ctrKeys )) { |
| 407 |
$delim = ( FALSE !== strpos( $params['DIR'], '"' )) ? '' : '"'; |
| 408 |
$attr1 .= $this->intAttrDelimiter.'DIR='.$delim.$params['DIR'].$delim; |
| 409 |
} |
| 410 |
if( isset( $params['SENT-BY'] ) && in_array( 'SENT-BY', $ctrKeys )) |
| 411 |
$attr1 .= $this->intAttrDelimiter.'SENT-BY='.$params['SENT-BY']; |
| 412 |
if( isset( $params['ALTREP'] ) && in_array( 'ALTREP', $ctrKeys )) { |
| 413 |
$delim = ( FALSE !== strpos( $params['ALTREP'], '"' )) ? '' : '"'; |
| 414 |
$attr1 .= $this->intAttrDelimiter.'ALTREP='.$delim.$params['ALTREP'].$delim; |
| 415 |
} |
| 416 |
if( isset( $params['LANGUAGE'] ) && $LANGattrKey ) { |
| 417 |
$attrLANG .= $this->intAttrDelimiter.'LANGUAGE='.$params['LANGUAGE']; |
| 418 |
$LANGattrExist = TRUE; |
| 419 |
} |
| 420 |
if( !$LANGattrExist ) { |
| 421 |
$lang = $this->getConfig( 'language' ); |
| 422 |
if(( $CNattrExist || $LANGattrKey ) && $lang ) |
| 423 |
$attrLANG .= $this->intAttrDelimiter.'LANGUAGE='.$lang; |
| 424 |
} |
| 425 |
return $attr1.$attrLANG.$attr2; |
| 426 |
} |
| 427 |
} |