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<?php
/**
* Blogs
*
* @package Blog
*
* @todo
* Either drop support for "publish date" or duplicate more entity getter
* functions to work with a non-standard time_created.
* Show friends blog posts
* Widget
* Pingbacks
* Notifications
*/
elgg_register_event_handler('init', 'system', 'blog_init');
/**
* Init blog plugin.
*/
function blog_init() {
elgg_register_library('elgg:blog', elgg_get_plugin_path() . 'blog/lib/blog.php');
$item = new ElggMenuItem('blog', elgg_echo('blog:blogs'), 'pg/blog/all');
elgg_register_menu_item('site', $item);
// run the setup upon activations or to upgrade old installations.
run_function_once('blog_runonce', '1269370108');
elgg_extend_view('css/screen', 'blog/css');
elgg_register_event_handler('pagesetup', 'system', 'blog_page_setup');
register_page_handler('blog', 'blog_page_handler');
register_entity_url_handler('blog_url_handler', 'object', 'blog');
// notifications
register_notification_object('object', 'blog', elgg_echo('blog:newpost'));
elgg_register_plugin_hook_handler('notify:entity:message', 'object', 'blog_notify_message');
elgg_register_plugin_hook_handler('register', 'menu:user_ownerblock', 'blog_user_ownerblock_menu');
// pingbacks
//elgg_register_event_handler('create', 'object', 'blog_incoming_ping');
//elgg_register_plugin_hook_handler('pingback:object:subtypes', 'object', 'blog_pingback_subtypes');
// Register for search.
register_entity_type('object', 'blog');
//elgg_register_widget_type('blog', elgg_echo('blog'), elgg_echo('blog:widget:description'), 'profile, dashboard');
// register actions
$action_path = elgg_get_plugin_path() . 'blog/actions/blog';
elgg_register_action('blog/save', "$action_path/save.php");
elgg_register_action('blog/auto_save_revision', "$action_path/auto_save_revision.php");
elgg_register_action('blog/delete', "$action_path/delete.php");
// ecml
elgg_register_plugin_hook_handler('get_views', 'ecml', 'blog_ecml_views_hook');
// Register profile menu hook
elgg_register_plugin_hook_handler('profile_menu', 'profile', 'blog_profile_menu');
}
/**
* Register entity class for object:blog -> ElggBlog
*/
function blog_runonce() {
if (!update_subtype('object', 'blog', 'ElggBlog')) {
add_subtype('object', 'blog', 'ElggBlog');
}
}
/**
* Dispatches blog pages.
* URLs take the form of
* pg/blog/[all|owner|read|edit|archive|new]/[username]/[time_start|guid]/[time_end|title]
*
* Without an action, show all blogs
* Without a guid, show all post for that user.
* Title is ignored
*
* If archive, uses time_start/end
*
* @todo no archives for all blogs or friends
*
* @param array $page
* @return NULL
*/
function blog_page_handler($page) {
// @todo remove the forwarder in 1.9
// forward to correct URL for bookmaarks pre-1.7.5
// group usernames
if (substr_count($page[0], 'group:')) {
preg_match('/group\:([0-9]+)/i', $page[0], $matches);
$guid = $matches[1];
if ($entity = get_entity($guid)) {
blog_url_forwarder($page);
}
}
// user usernames
$user = get_user_by_username($page[0]);
if ($user) {
blog_url_forwarder($page);
}
elgg_load_library('elgg:blog');
// push breadcrumb
elgg_push_breadcrumb(elgg_echo('blog:blogs'), "pg/blog/all/");
if (!isset($page[0])) {
$page[0] = 'all';
}
// if username not set, we are showing all blog posts
if (!isset($page[1])) {
$title = elgg_echo('blog:title:all_blogs');
$params = blog_get_page_content_list();
} else {
$username = $page[1];
// forward away if invalid user.
if (!$user = get_user_by_username($username)) {
register_error('blog:error:unknown_username');
forward(REFERER);
}
set_page_owner($user->getGUID());
$crumbs_title = elgg_echo('blog:owned_blogs', array($user->name));
$crumbs_url = "pg/blog/owner/$username/";
elgg_push_breadcrumb($crumbs_title, $crumbs_url);
$action = $page[0];
// yeah these are crap names, but they're used for different things.
$page2 = isset($page[2]) ? $page[2] : FALSE;
$page3 = isset($page[3]) ? $page[3] : FALSE;
switch ($action) {
case 'owner':
$title = elgg_echo('blog:title:user_blogs', array($user->name));
$params = blog_get_page_content_list($user->getGUID());
break;
case 'read':
$title = elgg_echo('blog:title:user_blogs', array($user->name));
$params = blog_get_page_content_read($page2);
break;
case 'new':
case 'edit':
gatekeeper();
$title = elgg_echo('blog:edit');
$params = blog_get_page_content_edit($page2, $page3);
break;
case 'archive':
$title = elgg_echo('blog:archives');
$params = blog_get_page_content_archive($user->getGUID(), $page2, $page3);
break;
case 'friends':
$title = elgg_echo('blog:title:friends');
$params = blog_get_page_content_friends($user->getGUID());
break;
default:
forward("pg/blog/owner/$username/");
break;
}
}
$sidebar_menu = elgg_view('blog/sidebar_menu', array(
'page' => $action,
));
$params['sidebar'] .= $sidebar_menu;
$body = elgg_view_layout('content', $params);
echo elgg_view_page($title, $body);
}
/**
* Forward to the new style of URLs
*
* @param string $page
*/
function blog_url_forwarder($page) {
global $CONFIG;
if (!isset($page[1])) {
$page[1] = 'owner';
}
switch ($page[1]) {
case "read":
$url = "{$CONFIG->wwwroot}pg/blog/read/{$page[2]}/{$page[3]}";
break;
case "archive":
$url = "{$CONFIG->wwwroot}pg/blog/archive/{$page[0]}/{$page[2]}/{$page[3]}";
break;
case "friends":
$url = "{$CONFIG->wwwroot}pg/blog/friends/{$page[0]}/";
break;
case "new":
$url = "{$CONFIG->wwwroot}pg/blog/new/{$page[0]}/";
break;
case "owner":
$url = "{$CONFIG->wwwroot}pg/blog/owner/{$page[0]}/";
break;
}
register_error(elgg_echo("changebookmark"));
forward($url);
}
/**
* Format and return the correct URL for blogs.
*
* @param ElggObject $entity
* @return string URL of blog.
*/
function blog_url_handler($entity) {
if (!$user = get_entity($entity->owner_guid)) {
// default to a standard view if no owner.
return FALSE;
}
$friendly_title = elgg_get_friendly_title($entity->title);
return "pg/blog/read/{$user->username}/{$entity->guid}/$friendly_title";
}
/**
* Add a menu item to the user ownerblock
*/
function blog_user_ownerblock_menu($hook, $type, $return, $params) {
$item = new ElggMenuItem('blog', elgg_echo('blog'), "pg/blog/owner/{$params['user']->username}");
elgg_register_menu_item('user_ownerblock', $item);
}
/**
* Register blogs with ECML.
*
* @param unknown_type $hook
* @param unknown_type $entity_type
* @param unknown_type $return_value
* @param unknown_type $params
*/
function blog_ecml_views_hook($hook, $entity_type, $return_value, $params) {
$return_value['object/blog'] = elgg_echo('blog:blogs');
return $return_value;
}
function blog_profile_menu($hook, $entity_type, $return_value, $params) {
if (!($params['owner'] instanceof ElggGroup)) {
$return_value[] = array(
'text' => elgg_echo('blog'),
'href' => "pg/blog/owner/{$params['owner']->username}/",
);
}
return $return_value;
}
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