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<?php
/**
* Event calendar plugin
*
* @package event_calendar
* @license http://www.gnu.org/licenses/old-licenses/gpl-2.0.html GNU Public License version 2
* @author Kevin Jardine <kevin@radagast.biz>
* @copyright Radagast Solutions 2008-2011
* @link http://radagast.biz/
*/
elgg_register_event_handler('init','system','event_calendar_init');
function event_calendar_init() {
elgg_register_library('elgg:event_calendar', elgg_get_plugins_path() . 'event_calendar/models/model.php');
elgg_register_plugin_hook_handler('cron', 'fiveminute', 'event_calendar_handle_reminders_cron',400);
// Register a page handler, so we can have nice URLs
elgg_register_page_handler('event_calendar','event_calendar_page_handler');
// Register URL handler
elgg_register_entity_url_handler('object', 'event_calendar','event_calendar_url');
// Register granular notification for this type
register_notification_object('object', 'event_calendar', elgg_echo('event_calendar:new_event'));
elgg_extend_view('css/elements/forms', 'css/elements/forms/datepicker_multi');
// Set up site menu
$site_calendar = elgg_get_plugin_setting('site_calendar', 'event_calendar');
if (!$site_calendar || $site_calendar != 'no') {
// add a site navigation item
$item = new ElggMenuItem('event_calendar', elgg_echo('item:object:event_calendar'), 'event_calendar/list/');
elgg_register_menu_item('site', $item);
}
// make event calendar title and description searchable
elgg_register_entity_type('object','event_calendar');
// make legacy tags searchable
if (function_exists('elgg_register_tag_metadata_name')) {
elgg_register_tag_metadata_name('event_tags');
}
// register the plugin's JavaScript
$plugin_js = elgg_get_simplecache_url('js', 'event_calendar/event_calendar');
elgg_register_js('elgg.event_calendar', $plugin_js);
//add to group profile page
// TODO - are the left and right values still relevant for Elgg 1.8?
$group_calendar = elgg_get_plugin_setting('group_calendar', 'event_calendar');
if (!$group_calendar || $group_calendar != 'no') {
elgg_register_plugin_hook_handler('register', 'menu:owner_block', 'event_calendar_owner_block_menu');
$group_profile_display = elgg_get_plugin_setting('group_profile_display', 'event_calendar');
if (!$group_profile_display || $group_profile_display == 'right') {
//elgg_extend_view('groups/right_column', 'event_calendar/groupprofile_calendar');
elgg_extend_view('groups/tool_latest', 'event_calendar/group_module');
} else if ($group_profile_display == 'left') {
elgg_extend_view('groups/tool_latest', 'event_calendar/group_module');
//elgg_extend_view('groups/left_column', 'event_calendar/groupprofile_calendar');
}
}
//add to the css
elgg_extend_view('css/elgg', 'event_calendar/css');
$event_calendar_listing_format = elgg_get_plugin_setting('listing_format', 'event_calendar');
if (elgg_is_active_plugin('event_poll') || ($event_calendar_listing_format == 'full')) {
elgg_extend_view('css/elgg', 'fullcalendar/css');
$plugin_js = elgg_get_simplecache_url('js', 'event_calendar/fullcalendar');
elgg_register_js('elgg.full_calendar', $plugin_js);
}
//add a widget
elgg_register_widget_type('event_calendar',elgg_echo("event_calendar:widget_title"),elgg_echo('event_calendar:widget:description'),array('all','dashboard'));
// add the event calendar group tool option
$event_calendar_group_default = elgg_get_plugin_setting('group_default', 'event_calendar');
if (!$event_calendar_group_default || ($event_calendar_group_default == 'yes')) {
add_group_tool_option('event_calendar',elgg_echo('event_calendar:enable_event_calendar'),true);
} else {
add_group_tool_option('event_calendar',elgg_echo('event_calendar:enable_event_calendar'),false);
}
// if autogroup is set, listen and respond to join/leave events
if (elgg_get_plugin_setting('autogroup', 'event_calendar') == 'yes') {
elgg_register_event_handler('join', 'group', 'event_calendar_handle_join');
elgg_register_event_handler('leave', 'group', 'event_calendar_handle_leave');
}
// entity menu
elgg_register_plugin_hook_handler('register', 'menu:entity', 'event_calendar_entity_menu_setup');
elgg_register_plugin_hook_handler('prepare', 'menu:entity', 'event_calendar_entity_menu_prepare');
// register actions
$action_path = elgg_get_plugins_path() . 'event_calendar/actions/event_calendar';
elgg_register_action("event_calendar/edit","$action_path/edit.php");
elgg_register_action("event_calendar/delete","$action_path/delete.php");
elgg_register_action("event_calendar/add_personal","$action_path/add_personal.php");
elgg_register_action("event_calendar/remove_personal","$action_path/remove_personal.php");
elgg_register_action("event_calendar/request_personal_calendar","$action_path/request_personal_calendar.php");
elgg_register_action("event_calendar/toggle_personal_calendar","$action_path/toggle_personal_calendar.php");
elgg_register_action("event_calendar/killrequest","$action_path/killrequest.php");
elgg_register_action("event_calendar/addtocalendar","$action_path/addtocalendar.php");
elgg_register_action("event_calendar/add_to_group","$action_path/add_to_group.php");
elgg_register_action("event_calendar/remove_from_group","$action_path/remove_from_group.php");
elgg_register_action("event_calendar/add_to_group_members","$action_path/add_to_group_members.php");
elgg_register_action("event_calendar/remove_from_group_members","$action_path/remove_from_group_members.php");
elgg_register_action("event_calendar/manage_subscribers","$action_path/manage_subscribers.php");
elgg_register_action("event_calendar/modify_full_calendar","$action_path/modify_full_calendar.php");
elgg_register_action("event_calendar/join_conference","$action_path/join_conference.php");
}
/**
* Add a menu item to an ownerblock
*/
function event_calendar_owner_block_menu($hook, $type, $return, $params) {
elgg_load_library('elgg:event_calendar');
if (elgg_instanceof($params['entity'], 'group')) {
if (event_calendar_activated_for_group($params['entity'])) {
$url = "event_calendar/group/{$params['entity']->guid}";
$item = new ElggMenuItem('event_calendar', elgg_echo('event_calendar:group'), $url);
$return[] = $item;
}
}
return $return;
}
function event_calendar_url($entity) {
$friendly_title = elgg_get_friendly_title($entity->title);
return "event_calendar/view/{$entity->guid}/$friendly_title";
}
/**
* Dispatches event calendar pages.
*
* URLs take the form of
* Site event calendar: event_calendar/list/<start_date>/<display_mode>/<filter_context>/<region>
* Single event: event_calendar/view/<event_guid>/<title>
* New event: event_calendar/add
* Edit event: event_calendar/edit/<event_guid>
* Group event calendar: event_calendar/group/<group_guid>/<start_date>/<display_mode>/<filter_context>/<region>
* Add group event: event_calendar/add/<group_guid>
* Review requests: event_calendar/review_requests/<event_guid>
* Display event subscribers: event_calendar/display_users/<event_guid>
* Events for a user's calendar: event_calendar/owner/<username>/<start_date>/<display_mode>/<filter_context>/<region>
*
* Title is ignored
*
* @param array $page
* @return NULL
*/
function event_calendar_page_handler($page) {
elgg_load_library('elgg:event_calendar');
$page_type = $page[0];
switch ($page_type) {
case 'list':
if (isset($page[1])) {
$start_date = $page[1];
if (isset($page[2])) {
$display_mode = $page[2];
if (isset($page[3])) {
$filter_mode = $page[3];
if (isset($page[4])) {
$region = $page[4];
} else {
$region = '';
}
} else {
$filter_mode = '';
}
} else {
$display_mode = '';
}
} else {
$start_date = 0;
}
echo event_calendar_get_page_content_list($page_type,0,$start_date,$display_mode,$filter_mode,$region);
break;
case 'view':
echo event_calendar_get_page_content_view($page[1]);
break;
case 'display_users':
echo event_calendar_get_page_content_display_users($page[1]);
break;
case 'manage_users':
echo event_calendar_get_page_content_manage_users($page[1]);
break;
case 'schedule':
case 'add':
if (isset($page[1])) {
group_gatekeeper();
$group_guid = $page[1];
} else {
gatekeeper();
$group_guid = 0;
}
echo event_calendar_get_page_content_edit($page_type,$group_guid,$page[2]);
break;
case 'edit':
gatekeeper();
echo event_calendar_get_page_content_edit($page_type, $page[1]);
break;
case 'group':
group_gatekeeper();
if (isset($page[1])) {
$group_guid = $page[1];
if (isset($page[2])) {
$start_date = $page[2];
if (isset($page[3])) {
$display_mode = $page[3];
if (isset($page[4])) {
$filter_mode = $page[4];
if (isset($page[5])) {
$region = $page[5];
} else {
$region = '';
}
} else {
$filter_mode = '';
}
} else {
$display_mode = '';
}
} else {
$start_date = '';
}
} else {
$group_guid = 0;
}
echo event_calendar_get_page_content_list($page_type,$group_guid,$start_date,$display_mode,$filter_mode,$region);
break;
case 'owner':
if (isset($page[1])) {
$username = $page[1];
$user = get_user_by_username($username);
$user_guid = $user->guid;
if (isset($page[2])) {
$start_date = $page[2];
if (isset($page[3])) {
$display_mode = $page[3];
if (isset($page[4])) {
$filter_mode = $page[4];
if (isset($page[5])) {
$region = $page[5];
} else {
$region = '';
}
} else {
$filter_mode = '';
}
} else {
$display_mode = '';
}
} else {
$start_date = '';
}
} else {
$group_guid = 0;
}
echo event_calendar_get_page_content_list($page_type,$user_guid,$start_date,$display_mode,$filter_mode,$region);
break;
case 'review_requests':
gatekeeper();
echo event_calendar_get_page_content_review_requests($page[1]);
break;
case 'get_fullcalendar_events':
echo event_calendar_get_page_content_fullcalendar_events($page[1],$page[2],$page[3],$page[4]);
break;
default:
return FALSE;
}
return TRUE;
}
/**
* Add particular event calendar links/info to entity menu
*/
function event_calendar_entity_menu_setup($hook, $type, $return, $params) {
if (elgg_in_context('widgets')) {
return $return;
}
$entity = $params['entity'];
$handler = elgg_extract('handler', $params, false);
if ($handler != 'event_calendar') {
return $return;
}
if (elgg_is_active_plugin('event_poll') && $entity->canEdit() && $entity->schedule_type == 'poll') {
$options = array(
'name' => 'schedule',
'text' => elgg_echo('event_poll:schedule_button'),
'title' => elgg_echo('event_poll:schedule_button'),
'href' => 'event_poll/vote/'.$entity->guid,
'priority' => 150,
);
$return[] = ElggMenuItem::factory($options);
}
$user_guid = elgg_get_logged_in_user_guid();
if ($user_guid) {
$calendar_status = event_calendar_personal_can_manage($entity,$user_guid);
if ($calendar_status == 'open') {
if (event_calendar_has_personal_event($entity->guid,$user_guid)) {
$options = array(
'name' => 'personal_calendar',
'text' => elgg_echo('event_calendar:remove_from_the_calendar_menu_text'),
'title' => elgg_echo('event_calendar:remove_from_my_calendar'),
'href' => elgg_add_action_tokens_to_url("action/event_calendar/remove_personal?guid={$entity->guid}"),
'priority' => 150,
);
$return[] = ElggMenuItem::factory($options);
} else {
if (!event_calendar_is_full($entity->guid) && !event_calendar_has_collision($entity->guid,$user_guid)) {
$options = array(
'name' => 'personal_calendar',
'text' => elgg_echo('event_calendar:add_to_the_calendar_menu_text'),
'title' => elgg_echo('event_calendar:add_to_my_calendar'),
'href' => elgg_add_action_tokens_to_url("action/event_calendar/add_personal?guid={$entity->guid}"),
'priority' => 150,
);
$return[] = ElggMenuItem::factory($options); }
}
} else if ($calendar_status == 'closed') {
if (!event_calendar_has_personal_event($entity->guid,$user_guid) && !check_entity_relationship($user_guid, 'event_calendar_request', $entity->guid)) {
$options = array(
'name' => 'personal_calendar',
'text' => elgg_echo('event_calendar:make_request_title'),
'title' => elgg_echo('event_calendar:make_request_title'),
'href' => elgg_add_action_tokens_to_url("action/event_calendar/request_personal_calendar?guid={$entity->guid}"),
'priority' => 150,
);
$return[] = ElggMenuItem::factory($options);
}
}
}
$count = event_calendar_get_users_for_event($entity->guid,0,0,true);
if ($count == 1) {
$calendar_text = elgg_echo('event_calendar:personal_event_calendars_link_one');
} else {
$calendar_text = elgg_echo('event_calendar:personal_event_calendars_link',array($count));
}
$options = array(
'name' => 'calendar_listing',
'text' => $calendar_text,
'title' => elgg_echo('event_calendar:users_for_event_menu_title'),
'href' => "event_calendar/display_users/{$entity->guid}",
'priority' => 150,
);
$return[] = ElggMenuItem::factory($options);
/*if (elgg_is_admin_logged_in() && (elgg_get_plugin_setting('allow_featured', 'event_calendar') == 'yes')) {
if ($event->featured) {
add_submenu_item(elgg_echo('event_calendar:unfeature'), $CONFIG->url . "action/event_calendar/unfeature?event_id=".$event_id.'&'.event_calendar_security_fields(), 'eventcalendaractions');
} else {
add_submenu_item(elgg_echo('event_calendar:feature'), $CONFIG->url . "action/event_calendar/feature?event_id=".$event_id.'&'.event_calendar_security_fields(), 'eventcalendaractions');
}
}*/
return $return;
}
function event_calendar_entity_menu_prepare($hook, $type, $return, $params) {
// remove access level from listings
if (elgg_in_context('event_calendar') && !elgg_in_context('event_calendar:view')) {
$new_return = array();
if (isset($return['default']) && is_array($return['default'])) {
foreach($return['default'] AS $item) {
if ($item->getName() != 'access') {
$new_return[] = $item;
}
}
}
$return['default'] = $new_return;
}
return $return;
}
function event_calendar_handle_join($event, $object_type, $object) {
elgg_load_library('elgg:event_calendar');
$group = $object['group'];
$user = $object['user'];
$user_guid = $user->getGUID();
$events = event_calendar_get_events_for_group($group->getGUID());
foreach ($events as $event) {
$event_id = $event->getGUID();
event_calendar_add_personal_event($event_id,$user_guid);
}
}
function event_calendar_handle_leave($event, $object_type, $object) {
elgg_load_library('elgg:event_calendar');
$group = $object['group'];
$user = $object['user'];
$user_guid = $user->getGUID();
$events = event_calendar_get_events_for_group($group->getGUID());
foreach ($events as $event) {
$event_id = $event->getGUID();
event_calendar_remove_personal_event($event_id,$user_guid);
}
}
function event_calendar_handle_reminders_cron() {
elgg_load_library('elgg:event_calendar');
event_calendar_queue_reminders();
}
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