/**
* create element format parts
*
* @author Kjell-Inge Gustafsson, kigkonsult <*****@*****.**>
* @since 2.0.6 - 2006-06-20
* @uses iCalBase::_createFormat()
* @uses calendarComponent::$timezonetype
* @return string
*/
function _createFormat()
{
parent::_createFormat();
$objectname = null;
switch ($this->format) {
case 'xcal':
return isset($this->timezonetype) ? strtolower($this->timezonetype) : strtolower($this->objName);
break;
default:
return isset($this->timezonetype) ? strtoupper($this->timezonetype) : strtoupper($this->objName);
break;
}
}
/**
* creates formatted output for calendar object instance
*
* @author Kjell-Inge Gustafsson, kigkonsult <*****@*****.**>
* @since 2.21.07 - 2015-03-31
* @uses vcalendar::$format
* @uses vcalendar::$nl
* @uses vcalendar::createVersion()
* @uses vcalendar::createProdid()
* @uses vcalendar::createCalscale()
* @uses vcalendar::createMethod()
* @uses vcalendar::createXprop()
* @uses vcalendar::$components
* @uses calendarComponent::setConfig()
* @uses vcalendar::getConfig()
* @uses calendarComponent::createComponent()
* @uses vcalendar::$xcaldecl
* @return string
*/
function createCalendar()
{
parent::_createFormat();
$calendarInit = $calendarxCaldecl = $calendarStart = $calendar = '';
switch ($this->format) {
case 'xcal':
$calendarInit = '<?xml version="1.0" encoding="UTF-8"?>' . $this->nl . '<!DOCTYPE vcalendar PUBLIC "-//IETF//DTD XCAL/iCalendar XML//EN"' . $this->nl . '"http://www.ietf.org/internet-drafts/draft-ietf-calsch-many-xcal-01.txt"';
$calendarStart = '>' . $this->nl . '<vcalendar';
break;
default:
$calendarStart = 'BEGIN:VCALENDAR' . $this->nl;
break;
}
$calendarStart .= $this->createVersion();
$calendarStart .= $this->createProdid();
$calendarStart .= $this->createCalscale();
$calendarStart .= $this->createMethod();
if ('xcal' == $this->format) {
$calendarStart .= '>' . $this->nl;
}
$calendar .= $this->createXprop();
foreach ($this->components as $component) {
if (empty($component)) {
continue;
}
$component->setConfig($this->getConfig(), FALSE, TRUE);
$calendar .= $component->createComponent($this->xcaldecl);
}
if ('xcal' == $this->format && 0 < count($this->xcaldecl)) {
// xCal only
$calendarInit .= ' [';
$old_xcaldecl = array();
foreach ($this->xcaldecl as $declix => $declPart) {
if (0 < count($old_xcaldecl) && isset($declPart['uri']) && isset($declPart['external']) && isset($old_xcaldecl['uri']) && isset($old_xcaldecl['external']) && in_array($declPart['uri'], $old_xcaldecl['uri']) && in_array($declPart['external'], $old_xcaldecl['external'])) {
continue;
}
// no duplicate uri and ext. references
if (0 < count($old_xcaldecl) && !isset($declPart['uri']) && !isset($declPart['uri']) && isset($declPart['ref']) && isset($old_xcaldecl['ref']) && in_array($declPart['ref'], $old_xcaldecl['ref'])) {
continue;
}
// no duplicate element declarations
$calendarxCaldecl .= $this->nl . '<!';
foreach ($declPart as $declKey => $declValue) {
switch ($declKey) {
// index
case 'xmldecl':
// no 1
$calendarxCaldecl .= $declValue . ' ';
break;
case 'uri':
// no 2
$calendarxCaldecl .= $declValue . ' ';
$old_xcaldecl['uri'][] = $declValue;
break;
case 'ref':
// no 3
$calendarxCaldecl .= $declValue . ' ';
$old_xcaldecl['ref'][] = $declValue;
break;
case 'external':
// no 4
$calendarxCaldecl .= '"' . $declValue . '" ';
$old_xcaldecl['external'][] = $declValue;
break;
case 'type':
// no 5
$calendarxCaldecl .= $declValue . ' ';
break;
case 'type2':
// no 6
$calendarxCaldecl .= $declValue;
break;
}
}
$calendarxCaldecl .= '>';
}
$calendarxCaldecl .= $this->nl . ']';
}
// end if(( 'xcal'...
switch ($this->format) {
case 'xcal':
$calendar .= '</vcalendar>' . $this->nl;
break;
default:
$calendar .= 'END:VCALENDAR' . $this->nl;
break;
}
return $calendarInit . $calendarxCaldecl . $calendarStart . $calendar;
}
