From 95f7e663a94167d6e36bd7eaa35d41d1fbd5c705 Mon Sep 17 00:00:00 2001
From: Thomas <thomas@brotherli.ch>
Date: Tue, 26 Jul 2011 08:38:13 +0200
Subject: [PATCH] Add event attendees support for database driver

---
 plugins/calendar/drivers/calendar_driver.php  |  2 +-
 .../drivers/database/database_driver.php      | 33 +++++++++++++++++--
 plugins/calendar/lib/calendar_ui.php          |  1 +
 3 files changed, 32 insertions(+), 4 deletions(-)

diff --git a/plugins/calendar/drivers/calendar_driver.php b/plugins/calendar/drivers/calendar_driver.php
index 2beec9cf..ba1e3028 100644
--- a/plugins/calendar/drivers/calendar_driver.php
+++ b/plugins/calendar/drivers/calendar_driver.php
@@ -75,6 +75,7 @@ abstract class calendar_driver
   // features supported by backend
   public $alarms = false;
   public $attendees = false;
+  public $freebusy = false;
   public $attachments = false;
   public $undelete = false; // event undelete action
   public $categoriesimmutable = false;
@@ -295,7 +296,6 @@ abstract class calendar_driver
    */
   public function get_freebusy_list($email, $start, $end)
   {
-    sleep(2);
     return false;
   }
   
diff --git a/plugins/calendar/drivers/database/database_driver.php b/plugins/calendar/drivers/database/database_driver.php
index 438f270b..6f5e25a6 100644
--- a/plugins/calendar/drivers/database/database_driver.php
+++ b/plugins/calendar/drivers/database/database_driver.php
@@ -28,6 +28,7 @@ class database_driver extends calendar_driver
   // features this backend supports
   public $alarms = true;
   public $attendees = true;
+  public $freebusy = false;
   public $attachments = true;
   public $alarm_types = array('DISPLAY','EMAIL');
 
@@ -185,7 +186,7 @@ class database_driver extends calendar_driver
       $event = $this->_save_preprocess($event);
       $query = $this->rc->db->query(sprintf(
         "INSERT INTO " . $this->db_events . "
-         (calendar_id, created, changed, uid, start, end, all_day, recurrence, title, description, location, categories, free_busy, priority, sensitivity, alarms, notifyat)
+         (calendar_id, created, changed, uid, start, end, all_day, recurrence, title, description, location, categories, free_busy, priority, sensitivity, attendees, alarms, notifyat)
          VALUES (?, %s, %s, ?, %s, %s, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)",
           $this->rc->db->now(),
           $this->rc->db->now(),
@@ -203,6 +204,7 @@ class database_driver extends calendar_driver
         intval($event['free_busy']),
         intval($event['priority']),
         intval($event['sensitivity']),
+        $event['attendees'],
         $event['alarms'],
         $event['notifyat']
       );
@@ -342,6 +344,17 @@ class database_driver extends calendar_driver
     // compute absolute time to notify the user
     $event['notifyat'] = $this->_get_notification($event);
     
+    // process event attendees
+    $_attendees = '';
+    foreach ((array)$event['attendees'] as $attendee) {
+      $_attendees .= 'NAME="'.addcslashes($attendee['name'], '"') . '"' .
+        ';STATUS=' . $attendee['status'].
+        ';ROLE=' . $attendee['role'] .
+        ';EMAIL=' . $attendee['email'] .
+        "\n";
+    }
+    $event['attendees'] = rtrim($_attendees);
+
     return $event;
   }
   
@@ -387,9 +400,9 @@ class database_driver extends calendar_driver
   private function _update_event($event, $update_recurring = true)
   {
     $event = $this->_save_preprocess($event);
-    
+    console($event);
     $sql_set = array();
-    $set_cols = array('all_day', 'recurrence', 'recurrence_id', 'title', 'description', 'location', 'categories', 'free_busy', 'priority', 'sensitivity', 'alarms', 'notifyat');
+    $set_cols = array('all_day', 'recurrence', 'recurrence_id', 'title', 'description', 'location', 'categories', 'free_busy', 'priority', 'sensitivity', 'attendees', 'alarms', 'notifyat');
     foreach ($set_cols as $col) {
       if (isset($event[$col]))
         $sql_set[] = $this->rc->db->quote_identifier($col) . '=' . $this->rc->db->quote($event[$col]);
@@ -693,6 +706,20 @@ class database_driver extends calendar_driver
     if ($event['_attachments'] > 0)
       $event['attachments'] = (array)$this->list_attachments($event);
     
+    // decode serialized event attendees
+    if ($event['attendees']) {
+      $attendees = array();
+      foreach (explode("\n", $event['attendees']) as $line) {
+        $att = array();
+        foreach (rcube_explode_quoted_string(';', $line) as $prop) {
+          list($key, $value) = explode("=", $prop);
+          $att[strtolower($key)] = stripslashes(trim($value, '""'));
+        }
+        $attendees[] = $att;
+      }
+      $event['attendees'] = $attendees;
+    }
+
     unset($event['event_id'], $event['calendar_id'], $event['notifyat'], $event['_attachments']);
     return $event;
   }
diff --git a/plugins/calendar/lib/calendar_ui.php b/plugins/calendar/lib/calendar_ui.php
index 7e44af93..4d90826a 100644
--- a/plugins/calendar/lib/calendar_ui.php
+++ b/plugins/calendar/lib/calendar_ui.php
@@ -129,6 +129,7 @@ class calendar_ui
       unset($prop['user_id']);
       $prop['alarms'] = $this->calendar->driver->alarms;
       $prop['attendees'] = $this->calendar->driver->attendees;
+      $prop['freebusy'] = $this->calendar->driver->freebusy;
       $prop['attachments'] = $this->calendar->driver->attachments;
       $jsenv[$id] = $prop;