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<?php
/**
* Elgg Bookmarks plugin
*
* @package ElggBookmarks
*/
function bookmarks_init() {
global $CONFIG;
//add a tools menu option
$item = new ElggMenuItem('bookmarks', elgg_echo('bookmarks'), 'pg/bookmarks/all');
elgg_register_menu_item('site', $item);
// Register a page handler, so we can have nice URLs
elgg_register_page_handler('bookmarks', 'bookmarks_page_handler');
// Add our CSS
elgg_extend_view('css/screen', 'bookmarks/css');
// Register granular notification for this type
if (is_callable('register_notification_object')) {
register_notification_object('object', 'bookmarks', elgg_echo('bookmarks:new'));
}
// Listen to notification events and supply a more useful message
elgg_register_plugin_hook_handler('notify:entity:message', 'object', 'bookmarks_notify_message');
// Register a URL handler for shared items
elgg_register_entity_url_handler('object','bookmarks', 'bookmark_url');
// Shares widget
elgg_register_widget_type('bookmarks',elgg_echo("bookmarks"),elgg_echo("bookmarks:widget:description"));
// Register entity type
elgg_register_entity_type('object','bookmarks');
// Add group menu option
add_group_tool_option('bookmarks',elgg_echo('bookmarks:enablebookmarks'),true);
elgg_register_plugin_hook_handler('register', 'menu:owner_block', 'bookmarks_owner_block_menu');
// Extend Groups profile page
elgg_extend_view('groups/tool_latest','bookmarks/group_bookmarks');
// Register profile menu hook
elgg_register_plugin_hook_handler('profile_menu', 'profile', 'bookmarks_profile_menu');
}
/**
* Sidebar menu for bookmarks
*
*/
function bookmarks_pagesetup() {
global $CONFIG;
$page_owner = page_owner_entity();
//add submenu options
if (get_context() == "bookmarks") {
if (elgg_is_logged_in()) {
// link to add bookmark form
if ($page_owner instanceof ElggGroup) {
if ($page_owner->isMember(elgg_get_logged_in_user_entity())) {
add_submenu_item(elgg_echo('bookmarks:add'), $CONFIG->wwwroot."pg/bookmarks/add/" . $page_owner->username);
}
} else {
add_submenu_item(elgg_echo('bookmarks:add'), $CONFIG->wwwroot."pg/bookmarks/add/" . $_SESSION['user']->username);
add_submenu_item(elgg_echo('bookmarks:inbox'),$CONFIG->wwwroot."pg/bookmarks/inbox/" . $_SESSION['user']->username);
}
if (page_owner()) {
add_submenu_item(sprintf(elgg_echo('bookmarks:read'), $page_owner->name),$CONFIG->wwwroot."pg/bookmarks/owner/" . $page_owner->username);
}
if (!$page_owner instanceof ElggGroup) {
add_submenu_item(elgg_echo('bookmarks:friends'),$CONFIG->wwwroot."pg/bookmarks/friends/" . $_SESSION['user']->username);
}
}
if (!$page_owner instanceof ElggGroup) {
add_submenu_item(elgg_echo('bookmarks:everyone'),$CONFIG->wwwroot."pg/bookmarks/all/");
}
// Bookmarklet
if ((elgg_is_logged_in()) && (page_owner()) && (can_write_to_container(0, page_owner()))) {
$bmtext = elgg_echo('bookmarks:bookmarklet');
if ($page_owner instanceof ElggGroup) {
$bmtext = elgg_echo('bookmarks:bookmarklet:group');
}
add_submenu_item($bmtext, $CONFIG->wwwroot . "pg/bookmarks/bookmarklet/{$page_owner->username}/");
}
}
if ($page_owner instanceof ElggGroup && get_context() == 'groups') {
if ($page_owner->bookmarks_enable != "no") {
add_submenu_item(sprintf(elgg_echo("bookmarks:group"),$page_owner->name), $CONFIG->wwwroot . "pg/bookmarks/owner/" . $page_owner->username);
}
}
}
/**
* Bookmarks page handler
* Expects URLs like:
* pg/bookmarks/username/[friends||items||add||edit||bookmarklet]
*
*
* @param array $page From the page_handler function
* @return true|false Depending on success
*/
function bookmarks_page_handler($page) {
global $CONFIG;
// group usernames
if (substr_count($page[0], 'group:')) {
preg_match('/group\:([0-9]+)/i', $page[0], $matches);
$guid = $matches[1];
if ($entity = get_entity($guid)) {
bookmarks_url_forwarder($page);
}
}
// user usernames
$user = get_user_by_username($page[0]);
if ($user) {
bookmarks_url_forwarder($page);
}
$pages = dirname(__FILE__) . '/pages';
switch ($page[0]) {
case "read":
case "view":
set_input('guid', $page[1]);
include "$pages/view.php";
break;
case "friends":
set_input('username', $page[1]);
include "$pages/friends.php";
break;
case "all":
include "$pages/all.php";
break;
case "inbox":
set_input('username', $page[1]);
include "$pages/inbox.php";
break;
case "owner":
set_input('username', $page[1]);
include "$pages/owner.php";
break;
case "add":
set_input('username', $page[1]);
include "$pages/add.php";
break;
case "edit":
set_input('bookmark', $page[1]);
include "$pages/add.php";
break;
case "bookmarklet":
set_input('username', $page[1]);
include "$pages/bookmarklet.php";
break;
default:
return false;
}
return true;
}
/**
* Forward to the new style of URLs
*
* @param string $page
*/
function bookmarks_url_forwarder($page) {
global $CONFIG;
if (!isset($page[1])) {
$page[1] = 'items';
}
switch ($page[1]) {
case "read":
$url = "{$CONFIG->wwwroot}pg/bookmarks/view/{$page[2]}/{$page[3]}";
break;
case "inbox":
$url = "{$CONFIG->wwwroot}pg/bookmarks/inbox/{$page[0]}/";
break;
case "friends":
$url = "{$CONFIG->wwwroot}pg/bookmarks/friends/{$page[0]}/";
break;
case "add":
$url = "{$CONFIG->wwwroot}pg/bookmarks/add/{$page[0]}/";
break;
case "items":
$url = "{$CONFIG->wwwroot}pg/bookmarks/owner/{$page[0]}/";
break;
case "bookmarklet":
$url = "{$CONFIG->wwwroot}pg/bookmarks/bookmarklet/{$page[0]}/";
break;
}
register_error(elgg_echo("changebookmark"));
forward($url);
}
/**
* Populates the ->getUrl() method for bookmarked objects
*
* @param ElggEntity $entity The bookmarked object
* @return string bookmarked item URL
*/
function bookmark_url($entity) {
global $CONFIG;
$title = $entity->title;
$title = elgg_get_friendly_title($title);
return $CONFIG->url . "pg/bookmarks/view/" . $entity->getGUID() . "/" . $title;
}
/**
* Add a menu item to an ownerblock
*/
function bookmarks_owner_block_menu($hook, $type, $return, $params) {
if (elgg_instanceof($params['entity'], 'user')) {
$url = "pg/bookmarks/owner/{$params['user']->username}";
$item = new ElggMenuItem('bookmarks', elgg_echo('bookmarks'), $url);
$return[] = $item;
} else {
if ($params['entity']->bookmarks_enable != "no") {
$url = "pg/bookmarks/owner/{$params['entity']->username}";
$item = new ElggMenuItem('bookmarks', elgg_echo('bookmarks:group'), $url);
$return[] = $item;
}
}
return $return;
}
/**
* Returns a more meaningful message
*
* @param unknown_type $hook
* @param unknown_type $entity_type
* @param unknown_type $returnvalue
* @param unknown_type $params
*/
function bookmarks_notify_message($hook, $entity_type, $returnvalue, $params) {
$entity = $params['entity'];
$to_entity = $params['to_entity'];
$method = $params['method'];
if (($entity instanceof ElggEntity) && ($entity->getSubtype() == 'bookmarks')) {
$descr = $entity->description;
$title = $entity->title;
global $CONFIG;
$url = elgg_get_site_url() . "pg/view/" . $entity->guid;
if ($method == 'sms') {
$owner = $entity->getOwnerEntity();
return $owner->name . ' ' . elgg_echo("bookmarks:via") . ': ' . $url . ' (' . $title . ')';
}
if ($method == 'email') {
$owner = $entity->getOwnerEntity();
return $owner->name . ' ' . elgg_echo("bookmarks:via") . ': ' . $title . "\n\n" . $descr . "\n\n" . $entity->getURL();
}
if ($method == 'web') {
$owner = $entity->getOwnerEntity();
return $owner->name . ' ' . elgg_echo("bookmarks:via") . ': ' . $title . "\n\n" . $descr . "\n\n" . $entity->getURL();
}
}
return null;
}
elgg_register_event_handler('init', 'system', 'bookmarks_init');
elgg_register_event_handler('pagesetup', 'system', 'bookmarks_pagesetup');
// Register actions
$action_path = dirname(__FILE__) . '/actions/bookmarks';
elgg_register_action('bookmarks/add', "$action_path/add.php", 'logged_in');
elgg_register_action('bookmarks/delete', "$action_path/delete.php", 'logged_in');
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