File 0001-Fix-missing-first-occurrence-of-an-event-w... of Package roundcubemail-plugins-kolab

File 0001-Fix-missing-first-occurrence-of-an-event-when-moved-.patch of Package roundcubemail-plugins-kolab (Revision 6bbb059d32b89246a6f8a3e9da950f4e)

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From b5991f4251c9be9b12230887427571b110101e42 Mon Sep 17 00:00:00 2001
From: Aleksander Machniak <machniak@kolabsys.com>
Date: Mon, 14 May 2018 08:56:08 +0200
Subject: [PATCH] Fix missing first occurrence of an event when moved to
 another day (Bifrost#T103344)

---
 plugins/calendar/drivers/kolab/kolab_calendar.php | 21 ++++++++++++++++-----
 1 file changed, 16 insertions(+), 5 deletions(-)

diff --git a/plugins/calendar/drivers/kolab/kolab_calendar.php b/plugins/calendar/drivers/kolab/kolab_calendar.php
index d6500ab9..a7bab9d6 100644
--- a/plugins/calendar/drivers/kolab/kolab_calendar.php
+++ b/plugins/calendar/drivers/kolab/kolab_calendar.php
@@ -317,7 +317,6 @@ class kolab_calendar extends kolab_storage_folder_api
       if ($event['start'] <= $end && $event['end'] >= $start) {
         unset($event['_attendees']);
         $add = true;
-
         // skip the first instance of a recurring event if listed in exdate
         if ($virtual && !empty($event['recurrence']['EXDATE'])) {
           $event_date = $event['start']->format('Ymd');
@@ -594,10 +593,11 @@ class kolab_calendar extends kolab_storage_folder_api
   /**
    * Create instances of a recurring event
    *
-   * @param array  Hash array with event properties
-   * @param object DateTime Start date of the recurrence window
-   * @param object DateTime End date of the recurrence window
-   * @param string ID of a specific recurring event instance
+   * @param array    $event    Hash array with event properties
+   * @param DateTime $start    Start date of the recurrence window
+   * @param DateTime $end      End date of the recurrence window
+   * @param string   $event_id ID of a specific recurring event instance
+   *
    * @return array List of recurring event instances
    */
   public function get_recurring_events($event, $start, $end = null, $event_id = null)
@@ -607,6 +607,7 @@ class kolab_calendar extends kolab_storage_folder_api
       $rec = $this->storage->get_object($event['id']);
       $object = $rec['_formatobj'];
     }
+
     if (!is_object($object))
       return array();
 
@@ -658,6 +659,16 @@ class kolab_calendar extends kolab_storage_folder_api
       return array($this->events[$event_id]);
     }
 
+    // Check first occurrence, it might have been moved
+    if ($first = $exdata[$event['start']->format('Ymd')]) {
+      // return it only if not already in the result, but in the requested period
+      if (!($event['start'] <= $end && $event['end'] >= $start)
+        && ($first['start'] <= $end && $first['end'] >= $start)
+      ) {
+          $events[] = $first;
+      }
+    }
+
     // use libkolab to compute recurring events
     $recurrence = new kolab_date_recurrence($object);
 
-- 
2.14.3