-
/**
-
- Since we cannot change recurrences in the past, break a recurring
-
- event (that starts in the past), and create a new event.
-
-
- $old_event will be ended (if needed) and $event will be modified with the
-
- new start date and time. It is not allowed to edit events in the past,
-
- so if $as_of_date is in the past, it will be adjusted to today.
-
-
-
@param array &$event Event to be modified
-
-
@param array $old_event Unmodified (original) event, as read from the database
-
-
@param date $as_of_date If provided, the break will be done as of this
-
-
-
@param boolean $no_notifications Toggle notifications to participants
-
-
-
@return false or error message
-
*/
-
function _break_recurring(&$event, $old_event, $as_of_date = null, $no_notifications = true)
-
{
-
$msg = false;
-
-
if(!$as_of_date )
-
{
-
$as_of_date = time();
-
}
-
-
//error_log(__METHOD__ . egw_time::to($old_event['start']) . ' -> '. egw_time::to($event['start']) . ' as of ' . egw_time::to($as_of_date));
-
-
if(!($next_occurrence = $this->bo->read($event['id'], $this->bo->now_su + 1, true)))
-
{
-
$msg = lang("Error: You can't shift a series from the past!");
-
$noerror = false;
-
return $msg;
-
}
-
-
// Hold on to this in case something goes wrong
-
$orig_event = $event;
-
-
$offset = $event['start'] - $old_event['start'];
-
$duration = $event['duration'] ? $event['duration'] : $event['end'] - $event['start'];
-
-
// base start-date of new series on actual / clicked date
-
$event['start'] = $as_of_date ;
-
-
if (egw_time::to($old_event['start'],'Ymd') < egw_time::to($as_of_date,'Ymd') ||
-
// Adjust for requested date in the past
-
egw_time::to($as_of_date,'ts') < time()
-
)
-
{
-
-
unset($orig_event);
-
// copy event by unsetting the id(s)
-
unset($event['id']);
-
unset($event['uid']);
-
unset($event['caldav_name']);
-
$event['alarm'] = array();
-
-
// set enddate of existing event
-
$rriter = calendar_rrule::event2rrule($old_event, true);
-
$rriter->rewind();
-
$last = $rriter->current();
-
do
-
{
-
$rriter->next_no_exception();
-
$occurrence = $rriter->current();
-
}
-
while ($rriter->valid() && (
-
egw_time::to($occurrence, 'ts') <= time() ||
-
egw_time::to($occurrence, 'Ymd') < egw_time::to($as_of_date,'Ymd')
-
) && ($last = $occurrence));
-
-
-
// Make sure as_of_date is still valid, may have to move forward
-
if(egw_time::to($as_of_date,'ts') < egw_time::to($last,'ts') ||
-
egw_time::to($as_of_date, 'Ymd') == egw_time::to($last, 'Ymd'))
-
{
-
$event['start'] = egw_time::to($rriter->current(),'ts') + $offset;
-
}
-
-
//error_log(__METHOD__ ." Series should end at " . egw_time::to($last) . " New series starts at " . egw_time::to($event['start']));
-
if ($duration)
-
{
-
$event['end'] = $event['start'] + $duration;
-
}
-
elseif($event['end'] < $event['start'])
-
{
-
$event['end'] = $old_event['end'] - $old_event['start'] + $event['start'];
-
}
-
//error_log(__LINE__.": event[start]=$event[start]=".egw_time::to($event['start']).", duration={$duration}, event[end]=$event[end]=".egw_time::to($event['end']).", offset=$offset\n");
-
-
$event['participants'] = $old_event['participants'];
-
foreach ($old_event['recur_exception'] as $key => $exdate)
-
{
-
if ($exdate > egw_time::to($last,'ts'))
-
{
-
//error_log("Moved exception on " . egw_time::to($exdate));
-
unset($old_event['recur_exception'][$key]);
-
$event['recur_exception'][$key] += $offset;
-
}
-
else
-
{
-
//error_log("Kept exception on ". egw_time::to($exdate));
-
unset($event['recur_exception'][$key]);
-
}
-
}
-
$last->setTime(0, 0, 0);
-
$old_event['recur_enddate'] = egw_time::to($last, 'ts');
-
if (!$this->bo->update($old_event,true,true,false,true,$dummy=null,$no_notifications))
-
{
-
$msg .= ($msg ? ', ' : '') .lang('Error: the entry has been updated since you opened it for editing!').'<br />'.
-
lang('Copy your changes to the clipboard, %1reload the entry%2 and merge them.','<a href="'.
-
htmlspecialchars(egw::link('/index.php',array(
-
'menuaction' => 'calendar.calendar_uiforms.edit',
-
'cal_id' => $content['id'],
-
))).'">','</a>');
-
$event = $orig_event;
-
}
-
}
-
$event['start'] = egw_time::to($event['start'],'ts');
-
return $msg;
-
}
/**
- return javascript to open mail compose window with preset content to mail all participants
@@ -2568,7 +2689,7 @@
-
@param string $durationT the duration to support resizable calendar event
-
@return string XML response if no error occurs
*/
