From 9580d0ef290c5ba2431e6c2c52c7a6d660b031ec Mon Sep 17 00:00:00 2001
From: Michael Gapczynski <mtgap@owncloud.com>
Date: Tue, 7 Aug 2012 14:57:52 -0400
Subject: [PATCH] Initial calendar sharing backend

---
 apps/calendar/appinfo/app.php                 |  2 +
 apps/calendar/lib/share/calendar.php          | 58 +++++++++++++++++++
 .../part.choosecalendar.rowfields.php         |  2 +-
 3 files changed, 61 insertions(+), 1 deletion(-)
 create mode 100644 apps/calendar/lib/share/calendar.php

diff --git a/apps/calendar/appinfo/app.php b/apps/calendar/appinfo/app.php
index 4fdba291262..8a793d1fac2 100644
--- a/apps/calendar/appinfo/app.php
+++ b/apps/calendar/appinfo/app.php
@@ -10,6 +10,7 @@ OC::$CLASSPATH['OC_Calendar_Share'] = 'apps/calendar/lib/share.php';
 OC::$CLASSPATH['OC_Search_Provider_Calendar'] = 'apps/calendar/lib/search.php';
 OC::$CLASSPATH['OC_Calendar_Export'] = 'apps/calendar/lib/export.php';
 OC::$CLASSPATH['OC_Calendar_Import'] = 'apps/calendar/lib/import.php';
+OC::$CLASSPATH['OC_Share_Backend_Calendar'] = 'apps/calendar/lib/share/calendar.php';
 //General Hooks
 OCP\Util::connectHook('OC_User', 'post_createUser', 'OC_Calendar_Hooks', 'createUser');
 OCP\Util::connectHook('OC_User', 'post_deleteUser', 'OC_Calendar_Hooks', 'deleteUser');
@@ -35,3 +36,4 @@ OCP\App::addNavigationEntry( array(
   'name' => $l->t('Calendar')));
 OCP\App::registerPersonal('calendar', 'settings');
 OC_Search::registerProvider('OC_Search_Provider_Calendar');
+OCP\Share::registerBackend('calendar', 'OC_Share_Backend_Calendar');
diff --git a/apps/calendar/lib/share/calendar.php b/apps/calendar/lib/share/calendar.php
new file mode 100644
index 00000000000..9b68437531f
--- /dev/null
+++ b/apps/calendar/lib/share/calendar.php
@@ -0,0 +1,58 @@
+<?php
+/**
+* ownCloud
+*
+* @author Michael Gapczynski
+* @copyright 2012 Michael Gapczynski mtgap@owncloud.com
+*
+* This library is free software; you can redistribute it and/or
+* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
+* License as published by the Free Software Foundation; either
+* version 3 of the License, or any later version.
+*
+* This library is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU AFFERO GENERAL PUBLIC LICENSE for more details.
+*
+* You should have received a copy of the GNU Affero General Public
+* License along with this library.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+class OC_Share_Backend_Calendar implements OCP\Share_Backend_Collection {
+
+	const FORMAT_CALENDAR = 0;
+
+	private static $calendar;
+
+	public function isValidSource($itemSource, $uidOwner) {
+		if (self::$calendar = OC_Calendar_App::getCalendar($itemSource)) {
+			return true;
+		}
+		return false;
+	}
+
+	public function generateTarget($itemSource, $shareWith, $exclude = null) {
+		if (isset(self::$calendar)) {
+			return self::$calendar['displayname'];
+		}
+		return false;
+	}
+
+	public function formatItems($items, $format, $parameters = null) {
+		$calendars = array();
+		if ($format == self::FORMAT_CALENDAR) {
+			foreach ($items as $item) {
+				$calendar = OC_Calendar_App::getCalendar($item['item_source']);
+				$calendar['displaynamename'] = $item['item_target'];
+				$calendars[] = $calendar;
+			}
+		}
+		return $calendars;
+	}
+
+	public function getChildren($itemSource) {
+		// TODO
+	}
+
+}
\ No newline at end of file
diff --git a/apps/calendar/templates/part.choosecalendar.rowfields.php b/apps/calendar/templates/part.choosecalendar.rowfields.php
index d29113c9a61..64aaa797197 100644
--- a/apps/calendar/templates/part.choosecalendar.rowfields.php
+++ b/apps/calendar/templates/part.choosecalendar.rowfields.php
@@ -5,7 +5,7 @@
   <label for="active_<?php echo $_['calendar']['id'] ?>"><?php echo $_['calendar']['displayname'] ?></label>
 </td>
 <td width="20px">
-  <a href="#" onclick="Calendar.UI.Share.dropdown('<?php echo OCP\USER::getUser() ?>', <?php echo $_['calendar']['id'] ?>);" title="<?php echo $l->t('Share Calendar') ?>" class="action"><img class="svg action" src="<?php echo (!$_['shared']) ? OCP\Util::imagePath('core', 'actions/share.svg') : OCP\Util::imagePath('core', 'actions/shared.svg') ?>"></a>
+  <a href="#" class="share" data-item-type="calendar" data-item="<?php echo $_['calendar']['id']; ?>" title="<?php echo $l->t('Share Calendar') ?>" class="action"><img class="svg action" src="<?php echo (!$_['shared']) ? OCP\Util::imagePath('core', 'actions/share.svg') : OCP\Util::imagePath('core', 'actions/shared.svg') ?>"></a>
 </td>
 <td width="20px">
   <a href="#" onclick="Calendar.UI.showCalDAVUrl('<?php echo OCP\USER::getUser() ?>', '<?php echo rawurlencode(html_entity_decode($_['calendar']['uri'], ENT_QUOTES, 'UTF-8')) ?>');" title="<?php echo $l->t('CalDav Link') ?>" class="action"><img class="svg action" src="<?php echo OCP\Util::imagePath('core', 'actions/public.svg') ?>"></a>