From bdf2faafae42282e52694af90c3d21ceed69949c Mon Sep 17 00:00:00 2001
From: Thomas Bruederli <bruederli@kolabsys.com>
Date: Tue, 8 Jul 2014 12:32:05 +0200
Subject: [PATCH] Store tags to enable partstat queries (#1796)

---
 plugins/libkolab/lib/kolab_format_event.php |  6 +-----
 plugins/libkolab/lib/kolab_format_task.php  |  5 +----
 plugins/libkolab/lib/kolab_format_xcal.php  | 23 +++++++++++++++++++++
 3 files changed, 25 insertions(+), 9 deletions(-)

diff --git a/plugins/libkolab/lib/kolab_format_event.php b/plugins/libkolab/lib/kolab_format_event.php
index c0bcef47..c9a1c9f9 100644
--- a/plugins/libkolab/lib/kolab_format_event.php
+++ b/plugins/libkolab/lib/kolab_format_event.php
@@ -193,16 +193,12 @@ class kolab_format_event extends kolab_format_xcal
      */
     public function get_tags()
     {
-        $tags = array();
+        $tags = parent::get_tags();
 
         foreach ((array)$this->data['categories'] as $cat) {
             $tags[] = rcube_utils::normalize_string($cat);
         }
 
-        if (!empty($this->data['valarms'])) {
-            $tags[] = 'x-has-alarms';
-        }
-
         return $tags;
     }
 
diff --git a/plugins/libkolab/lib/kolab_format_task.php b/plugins/libkolab/lib/kolab_format_task.php
index b3c6a42e..87c3df9d 100644
--- a/plugins/libkolab/lib/kolab_format_task.php
+++ b/plugins/libkolab/lib/kolab_format_task.php
@@ -111,7 +111,7 @@ class kolab_format_task extends kolab_format_xcal
      */
     public function get_tags()
     {
-        $tags = array();
+        $tags = parent::get_tags();
 
         if ($this->data['status'] == 'COMPLETED' || ($this->data['complete'] == 100 && empty($this->data['status'])))
             $tags[] = 'x-complete';
@@ -119,9 +119,6 @@ class kolab_format_task extends kolab_format_xcal
         if ($this->data['priority'] == 1)
             $tags[] = 'x-flagged';
 
-        if (!empty($this->data['valarms']))
-            $tags[] = 'x-has-alarms';
-
         if ($this->data['parent_id'])
             $tags[] = 'x-parent:' . $this->data['parent_id'];
 
diff --git a/plugins/libkolab/lib/kolab_format_xcal.php b/plugins/libkolab/lib/kolab_format_xcal.php
index 0742f2a9..c9e06acd 100644
--- a/plugins/libkolab/lib/kolab_format_xcal.php
+++ b/plugins/libkolab/lib/kolab_format_xcal.php
@@ -560,4 +560,27 @@ abstract class kolab_format_xcal extends kolab_format
         return array_unique(rcube_utils::normalize_string($data, true));
     }
 
+    /**
+     * Callback for kolab_storage_cache to get object specific tags to cache
+     *
+     * @return array List of tags to save in cache
+     */
+    public function get_tags()
+    {
+        $tags = array();
+
+        if (!empty($this->data['valarms'])) {
+            $tags[] = 'x-has-alarms';
+        }
+
+        // create tags reflecting participant status
+        if (is_array($this->data['attendees'])) {
+            foreach ($this->data['attendees'] as $attendee) {
+                if (!empty($attendee['email']) && !empty($attendee['status']))
+                    $tags[] = 'x-partstat:' . $attendee['email'] . ':' . strtolower($attendee['status']);
+            }
+        }
+
+        return $tags;
+    }
 }
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