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diff --git a/plugins/calendar/lib/calendar_ical.php b/plugins/calendar/lib/calendar_ical.php
index d2e06cb5..06e773ea 100644
--- a/plugins/calendar/lib/calendar_ical.php
+++ b/plugins/calendar/lib/calendar_ical.php
@@ -1,157 +1,151 @@
<?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> |
| Bogomil "Bogo" Shopov <shopov@kolabsys.com> |
+-------------------------------------------------------------------------+
*/
class calendar_ical
{
+ const EOL = "\r\n";
+
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)
// $this->backend->newEvent(...);
}
/**
* Export events to iCalendar format
*
* @param array Events as array
* @return string Events in iCalendar format (http://tools.ietf.org/html/rfc5545)
*/
- public function export($events)
+ public function export($events, $method = null)
{
if (!empty($this->rc->user->ID)) {
- $ical = "BEGIN:VCALENDAR\r\n";
- $ical .= "VERSION:2.0\r\n";
- $ical .= "PRODID:-//Roundcube Webmail " . RCMAIL_VERSION . "//NONSGML Calendar//EN\r\n";
- $ical .= "CALSCALE:GREGORIAN\r\n";
+ $ical = "BEGIN:VCALENDAR" . self::EOL;
+ $ical .= "VERSION:2.0" . self::EOL;
+ $ical .= "PRODID:-//Roundcube Webmail " . RCMAIL_VERSION . "//NONSGML Calendar//EN" . self::EOL;
+ $ical .= "CALSCALE:GREGORIAN" . self::EOL;
+
+ if ($method)
+ $ical .= "METHOD:" . strtoupper($method) . self::EOL;
foreach ($events as $event) {
- $ical .= "BEGIN:VEVENT\r\n";
- $ical .= "UID:" . self::escpape($event['uid']) . "\r\n";
- $ical .= "DTSTART:" . gmdate('Ymd\THis\Z', $event['start']) . "\r\n";
- $ical .= "DTEND:" . gmdate('Ymd\THis\Z', $event['end']) . "\r\n";
- $ical .= "SUMMARY:" . self::escpape($event['title']) . "\r\n";
- $ical .= "DESCRIPTION:" . wordwrap(self::escpape($event['description']),75,"\r\n ") . "\r\n";
-
- if (!empty($event['attendees'])){
-
- $ical .= $this->_get_attendees($event['attendees']);
- }
-
+ $ical .= "BEGIN:VEVENT" . self::EOL;
+ $ical .= "UID:" . self::escpape($event['uid']) . self::EOL;
+ $ical .= "DTSTART:" . gmdate('Ymd\THis\Z', $event['start']) . self::EOL;
+ $ical .= "DTEND:" . gmdate('Ymd\THis\Z', $event['end']) . self::EOL;
+ $ical .= "SUMMARY:" . self::escpape($event['title']) . self::EOL;
+ $ical .= "DESCRIPTION:" . self::escpape($event['description']) . self::EOL;
+
+ if (!empty($event['attendees'])){
+ $ical .= $this->_get_attendees($event['attendees']);
+ }
+
if (!empty($event['location'])) {
- $ical .= "LOCATION:" . self::escpape($event['location']) . "\r\n";
+ $ical .= "LOCATION:" . self::escpape($event['location']) . self::EOL;
}
if ($event['recurrence']) {
- $ical .= "RRULE:" . calendar::to_rrule($event['recurrence']) . "\r\n";
+ $ical .= "RRULE:" . calendar::to_rrule($event['recurrence']) . self::EOL;
}
if(!empty($event['categories'])) {
- $ical .= "CATEGORIES:" . self::escpape(strtoupper($event['categories'])) . "\r\n";
+ $ical .= "CATEGORIES:" . self::escpape(strtoupper($event['categories'])) . self::EOL;
}
if ($event['sensitivity'] > 0) {
$ical .= "X-CALENDARSERVER-ACCESS:CONFIDENTIAL";
}
if ($event['alarms']) {
list($trigger, $action) = explode(':', $event['alarms']);
$val = calendar::parse_alaram_value($trigger);
$ical .= "BEGIN:VALARM\n";
- if ($val[1]) $ical .= "TRIGGER:" . preg_replace('/^([-+])(.+)/', '\\1PT\\2', $trigger) . "\r\n";
- else $ical .= "TRIGGER;VALUE=DATE-TIME:" . gmdate('Ymd\THis\Z', $val[0]) . "\r\n";
- if ($action) $ical .= "ACTION:" . self::escpape(strtoupper($action)) . "\r\n";
+ if ($val[1]) $ical .= "TRIGGER:" . preg_replace('/^([-+])(.+)/', '\\1PT\\2', $trigger) . self::EOL;
+ else $ical .= "TRIGGER;VALUE=DATE-TIME:" . gmdate('Ymd\THis\Z', $val[0]) . self::EOL;
+ if ($action) $ical .= "ACTION:" . self::escpape(strtoupper($action)) . self::EOL;
$ical .= "END:VALARM\n";
}
- $ical .= "TRANSP:" . ($event['free_busy'] == 'free' ? 'TRANSPARENT' : 'OPAQUE') . "\r\n";
+ $ical .= "TRANSP:" . ($event['free_busy'] == 'free' ? 'TRANSPARENT' : 'OPAQUE') . self::EOL;
// TODO: export attachments
- $ical .= "END:VEVENT\r\n";
+ $ical .= "END:VEVENT" . self::EOL;
}
- $ical .= "END:VCALENDAR";
+ $ical .= "END:VCALENDAR" . self::EOL;
- return $ical;
+ // fold lines to 75 chars
+ return rcube_vcard::rfc2425_fold($ical);
}
}
private function escpape($str)
{
return preg_replace('/(?<!\\\\)([\:\;\,\\n\\r])/', '\\\$1', $str);
}
- /**
+ /**
* Construct the orginizer of the event.
* @param Array Attendees and roles
*
*/
- private function _get_attendees($ats)
- {
- $organizer = "";
- $attendees = "";
- foreach ($ats as $at){
-
- if ($at['role']=="ORGANIZER"){
- //I am an orginizer
- $organizer .= "ORGANIZER;";
- if (!empty($at['name']))
- $organizer .="CN=".$at['name'].":";
- //handling limitations according to rfc2445#section-4.1
- $organizer .="MAILTO:"."\r\n ".$at['email'];
-
-
-
- }else{
- //I am an attendee
- $attendees .= "ATTENDEE;ROLE=".$at['role'].";PARTSTAT=".$at['status'];
- $attendees .= "\r\n "; ////handling limitations according to rfc2445#section-4.1
- if (!empty($at['name']))
- $attendees .=";CN=".$at['name'].":";
-
- $attendees .="MAILTO:".$at['email']."\r\n";
-
-
+ private function _get_attendees($ats)
+ {
+ $organizer = "";
+ $attendees = "";
+ foreach ($ats as $at) {
+ if ($at['role']=="ORGANIZER") {
+ //I am an orginizer
+ $organizer .= "ORGANIZER;";
+ if (!empty($at['name']))
+ $organizer .= 'CN="' . $at['name'] . '":';
+ $organizer .= "mailto:". $at['email'] . self::EOL;
+ }
+ else {
+ //I am an attendee
+ $attendees .= "ATTENDEE;ROLE=" . $at['role'] . ";PARTSTAT=" . $at['status'];
+ if (!empty($at['name']))
+ $attendees .= ';CN="' . $at['name'] . '":';
+ $attendees .= "mailto:" . $at['email'] . self::EOL;
+ }
}
-
-
+
+ return $organizer . $attendees;
}
-
-
- return $organizer."\r\n".$attendees;
-
- }
+
}
\ No newline at end of file

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