* CalDAV: fixed wrong VTIMEZONE component generated (has to be in UTC), probably fixes bug #2984: Problem with VTIMEZONE component generated for NZ

This commit is contained in:
Ralf Becker 2011-10-08 18:40:29 +00:00
parent 5b3d0c3ca2
commit c2f74d0c72
3 changed files with 56 additions and 53 deletions

View File

@ -228,7 +228,7 @@ class calendar_ical extends calendar_boupdate
}
$vcal = new Horde_iCalendar;
$vcal->setAttribute('PRODID','-//eGroupWare//NONSGML eGroupWare Calendar '.$GLOBALS['egw_info']['apps']['calendar']['version'].'//'.
$vcal->setAttribute('PRODID','-//EGroupware//NONSGML EGroupware Calendar '.$GLOBALS['egw_info']['apps']['calendar']['version'].'//'.
strtoupper($GLOBALS['egw_info']['user']['preferences']['common']['lang']));
$vcal->setAttribute('VERSION', $version);
if ($method) $vcal->setAttribute('METHOD', $method);
@ -354,42 +354,15 @@ class calendar_ical extends calendar_boupdate
if ($tzid && $tzid != 'UTC' && !in_array($tzid,$vtimezones_added))
{
// check if we have vtimezone component data for tzid of event, if not default to user timezone (default to server tz)
if (!($vtimezone = calendar_timezones::tz2id($tzid,'component')))
if (calendar_timezones::add_vtimezone($vcal, $tzid) ||
!in_array($tzid = egw_time::$user_timezone->getName(), $vtimezones_added) &&
calendar_timezones::add_vtimezone($vcal, $tzid))
{
error_log(__METHOD__."() unknown TZID='$tzid', defaulting to user timezone '".egw_time::$user_timezone->getName()."'!");
$vtimezone = calendar_timezones::tz2id($tzid=egw_time::$user_timezone->getName(),'component');
$tzid = null;
}
$vtimezones_added[] = $tzid;
if (!isset(self::$tz_cache[$tzid]))
{
self::$tz_cache[$tzid] = calendar_timezones::DateTimeZone($tzid);
}
//error_log("in_array('$tzid',\$vtimezones_added)=".array2string(in_array($tzid,$vtimezones_added)).", component=$vtimezone");;
if (!in_array($tzid,$vtimezones_added))
{
// $vtimezone is a string with a single VTIMEZONE component, afaik Horde_iCalendar can not add it directly
// --> we have to parse it and let Horde_iCalendar add it again
$horde_vtimezone = Horde_iCalendar::newComponent('VTIMEZONE',$container=false);
$horde_vtimezone->parsevCalendar($vtimezone,'VTIMEZONE');
// DTSTART must be in local time!
$standard = $horde_vtimezone->findComponent('STANDARD');
if (is_a($standard, 'Horde_iCalendar'))
{
$dtstart = $standard->getAttribute('DTSTART');
$dtstart = new egw_time($dtstart, egw_time::$server_timezone);
$dtstart->setTimezone(self::$tz_cache[$tzid]);
$standard->setAttribute('DTSTART', $dtstart->format('Ymd\THis'), array(), false);
}
$daylight = $horde_vtimezone->findComponent('DAYLIGHT');
if (is_a($daylight, 'Horde_iCalendar'))
{
$dtstart = $daylight->getAttribute('DTSTART');
$dtstart = new egw_time($dtstart, egw_time::$server_timezone);
$dtstart->setTimezone(self::$tz_cache[$tzid]);
$daylight->setAttribute('DTSTART', $dtstart->format('Ymd\THis'), array(), false);
}
$vcal->addComponent($horde_vtimezone);
$vtimezones_added[] = $tzid;
}
}
if ($this->productManufacturer != 'file' && $this->uidExtension)

View File

@ -319,6 +319,52 @@ class calendar_timezones
'<h3>'.self::import_tz_aliases()."</h3>\n",
lang('Update timezones'),true);
}
/**
* Add VTIMEZONE component to VCALENDAR
*
* @param Horde_iCalendar $vcal
* @param string $tzid
* @return boolean false if no vtimezone component available, true on success
*/
public static function add_vtimezone($vcal, $tzid)
{
include_once EGW_SERVER_ROOT.'/phpgwapi/inc/horde/lib/core.php';
// checking type of $val, now we included the object definition (no need to always include it!)
if (!$vcal instanceof Horde_iCalendar)
{
throw new egw_exception_wrong_parameter(__METHOD__.'('.array2string($val).", '$tzid') no Horde_iCalendar!");
}
// check if we have vtimezone component data for $tzid
if (!($vtimezone = calendar_timezones::tz2id($tzid, 'component')))
{
return false;
}
// $vtimezone is a string with a single VTIMEZONE component, afaik Horde_iCalendar can not add it directly
// --> we have to parse it and let Horde_iCalendar add it again
$horde_vtimezone = Horde_iCalendar::newComponent('VTIMEZONE',$container=false);
$horde_vtimezone->parsevCalendar($vtimezone,'VTIMEZONE');
// DTSTART must be in UTC time
$standard = $horde_vtimezone->findComponent('STANDARD');
if (is_a($standard, 'Horde_iCalendar'))
{
$dtstart = $standard->getAttribute('DTSTART');
$dtstart = new egw_time($dtstart, egw_time::$server_timezone);
$dtstart->setTimezone('UTC');
$standard->setAttribute('DTSTART', $dtstart->format('Ymd\THis'), array(), false);
}
$daylight = $horde_vtimezone->findComponent('DAYLIGHT');
if (is_a($daylight, 'Horde_iCalendar'))
{
$dtstart = $daylight->getAttribute('DTSTART');
$dtstart = new egw_time($dtstart, egw_time::$server_timezone);
$dtstart->setTimezone('UTC');
$daylight->setAttribute('DTSTART', $dtstart->format('Ymd\THis'), array(), false);
}
$vcal->addComponent($horde_vtimezone);
return true;
}
}
/*
if (isset($_SERVER['SCRIPT_FILENAME']) && $_SERVER['SCRIPT_FILENAME'] == __FILE__) // some tests

View File

@ -177,32 +177,16 @@ class infolog_ical extends infolog_bo
if ($tzid && $tzid != 'UTC')
{
// check if we have vtimezone component data for tzid of event, if not default to user timezone (default to server tz)
if (!($vtimezone = calendar_timezones::tz2id($tzid,'component')))
if (!calendar_timezones::add_vtimezone($vcal, $tzid))
{
error_log(__METHOD__."() unknown TZID='$tzid', defaulting to user timezone '".egw_time::$user_timezone->getName()."'!");
$vtimezone = calendar_timezones::tz2id($tzid=egw_time::$user_timezone->getName(),'component');
calendar_timezones::add_vtimezone($vcal, $tzid=egw_time::$user_timezone->getName());
$tzid = null;
}
if (!isset(self::$tz_cache[$tzid]))
{
self::$tz_cache[$tzid] = calendar_timezones::DateTimeZone($tzid);
}
// $vtimezone is a string with a single VTIMEZONE component, afaik Horde_iCalendar can not add it directly
// --> we have to parse it and let Horde_iCalendar add it again
$horde_vtimezone = Horde_iCalendar::newComponent('VTIMEZONE',$container=false);
$horde_vtimezone->parsevCalendar($vtimezone,'VTIMEZONE');
// DTSTART must be in local time!
$standard = $horde_vtimezone->findComponent('STANDARD');
$dtstart = $standard->getAttribute('DTSTART');
$dtstart = new egw_time($dtstart, egw_time::$server_timezone);
$dtstart->setTimezone(self::$tz_cache[$tzid]);
$standard->setAttribute('DTSTART', $dtstart->format('Ymd\THis'), array(), false);
$daylight = $horde_vtimezone->findComponent('DAYLIGHT');
$dtstart = $daylight->getAttribute('DTSTART');
$dtstart = new egw_time($dtstart, egw_time::$server_timezone);
$dtstart->setTimezone(self::$tz_cache[$tzid]);
$daylight->setAttribute('DTSTART', $dtstart->format('Ymd\THis'), array(), false);
$vcal->addComponent($horde_vtimezone);
}
$vevent = Horde_iCalendar::newComponent('VTODO',$vcal);