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calendar_ical.php
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calendar_ical.php
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<?php
/*
+-------------------------------------------------------------------------+
| iCalendar functions for the Calendar Plugin |
| Version 0.3 beta |
| |
| This program is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License version 2 |
| as published by the Free Software Foundation. |
| |
| This program 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 General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License along |
| with this program; if not, write to the Free Software Foundation, Inc., |
| 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| |
+-------------------------------------------------------------------------+
| Author: Lazlo Westerhof <hello@lazlo.me> |
+-------------------------------------------------------------------------+
*/
class calendar_ical
{
private $rc;
private $driver;
function __construct($rc, $driver) {
$this->rc = $rc;
$this->driver = $driver;
}
/**
* Import events from iCalendar format
*
* @param array Associative events array
* @access public
*/
public function import($events) {
//TODO
// for ($events as $event)
// $this->backend->newEvent(...);
}
/**
* Export events to iCalendar format
*
* @param array Events as array
* @return string Events in iCalendar format (http://tools.ietf.org/html/rfc5545)
* @access public
*/
public function export($events) {
if (!empty($this->rc->user->ID)) {
$ical = "BEGIN:VCALENDAR\n";
$ical .= "VERSION:2.0\n";
$ical .= "PRODID:-//Roundcube Webmail//NONSGML Calendar//EN\n";
foreach ($events as $event) {
$ical .= "BEGIN:VEVENT\n";
$ical .= "DTSTART:" . date('Ymd\THis\Z', $event['start'] - date('Z')) . "\n";
$ical .= "DTEND:" . date('Ymd\THis\Z', $event['end'] - date('Z')) . "\n";
$ical .= "SUMMARY:" . $event['title'] . "\n";
$ical .= "DESCRIPTION:" . $event['description'] . "\n";
if (!empty($event['location'])) {
$ical .= "LOCATION:" . $event['location'] . "\n";
}
if(!empty($event['categories'])) {
$ical .= "CATEGORIES:" . strtoupper($event['categories']) . "\n";
}
if ($event['private']) {
$ical .= 'X-CALENDARSERVER-ACCESS:CONFIDENTIAL';
}
$ical .= 'TRANSP:' . ($event['free_busy'] == 'free' ? 'TRANSPARENT' : 'OPAQUE');
$ical .= "END:VEVENT\n";
}
$ical .= "END:VCALENDAR";
return $ical;
}
}
}

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Sun, Apr 5, 10:42 PM (2 w, 3 d ago)
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calendar_ical.php (3 KB)

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