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<?php
/**
* Elgg dokuwiki plugin
*
* @package
* @license http://www.gnu.org/licenses/old-licenses/gpl-2.0.html GNU Public License version 2
* @author lorea
* @copyright lorea
* @link http://lorea.cc
*/
elgg_register_event_handler('init','system','dokuwiki_init');
function dokuwiki_init(){
elgg_register_library('elgg:dokuwiki', elgg_get_plugins_path().'dokuwiki/lib/dokuwiki.php');
elgg_register_entity_type('object','dokuwiki');
elgg_register_plugin_hook_handler('entity:icon:url', 'object', 'dokuwiki_icon_hook');
elgg_register_entity_url_handler('object', 'dokuwiki', 'dokuwiki_url');
// add block link to
elgg_register_plugin_hook_handler('register', 'menu:owner_block', 'dokuwiki_owner_block_menu');
elgg_register_page_handler('dokuwiki','dokuwiki_page_handler');
add_group_tool_option('dokuwiki',elgg_echo('groups:enabledokuwiki'),false);
add_group_tool_option('dokuwiki_frontsidebar',elgg_echo('groups:enabledokuwiki_frontsidebar'),false);
add_group_tool_option('dokuwiki_frontpage',elgg_echo('groups:enabledokuwiki_frontpage'),false);
elgg_extend_view('groups/profile/summary','dokuwiki/grouppage');
elgg_extend_view('groups/tool_latest','dokuwiki/sidebar');
// Extending CSS
elgg_extend_view('css/elgg', 'dokuwiki/css');
// add a site navigation item
$item = new ElggMenuItem('wiki', elgg_echo('dokuwiki:title'), 'dokuwiki/all');
elgg_register_menu_item('site', $item);
elgg_extend_view("page/elements/head", "dokuwiki/metatags");
}
/**
* Dispatches dokuwiki pages.
* URLs take the form of
* All wikis: dokuwiki/all
* Group wiki: dokuwiki/<guid>
*
* @param array $page
* @return NULL
*/
function dokuwiki_page_handler($page) {
elgg_load_library('elgg:dokuwiki');
if ($page[0] === "all") {
elgg_set_context("search");
include(elgg_get_plugins_path().'dokuwiki/index.php');
return true;
}
elgg_set_context("dokuwiki");
$dokuwiki_path = elgg_get_plugins_path().'dokuwiki/vendors/dokuwiki/';
$doku = current_dokuwiki_entity();
if (!$doku) // can fail if there is no user and wiki doesnt exist
return false;
$parsed_url = parse_url(elgg_get_site_url().'dokuwiki/');
$url_base = $parsed_url['path'];
if (is_numeric($page[0])) {
$entity_guid = $page[0];
$ent = get_entity($entity_guid);
if (($ent && $ent instanceof ElggGroup) && $ent->dokuwiki_enable !== 'yes') {
// wiki not activated for this group. bail out.
elgg_pop_context();
return false;
}
if ($ent && (/*$ent instanceof ElggUser ||*/ $ent instanceof ElggGroup)) {
elgg_set_page_owner_guid($entity_guid);
$data_path = elgg_get_data_path().'wikis/'.$entity_guid;
} else {
// can't see the group
elgg_pop_context();
return false;
}
$page = array_slice($page, 1); // pop first element
define('DOKU_REL', $url_base.$entity_guid."/");
define('DOKU_BASE', $url_base.$entity_guid."/");
define('DOKU_URL', elgg_get_site_url().'dokuwiki/'.$entity_guid."/");
}
else {
$data_path = elgg_get_data_path().'wiki';
define('DOKU_REL', $url_base);
define('DOKU_BASE', $url_base);
define('DOKU_URL', elgg_get_site_url().'dokuwiki/');
}
define('DOKU_INC', $dokuwiki_path);
define('DOKU_MEDIA', elgg_get_site_url().'mod/dokuwiki/vendors/dokuwiki/');
define('DOKU_CONF', $dokuwiki_path."conf/");
dokuwiki_create_datafolder($data_path);
define('DOKU_ELGGDATA',$data_path);
if (empty($page) || (count($page)==1 && $page[0] == 'acl')) {
$page = array('doku.php');
}
else if ((count($page)==1 && $page[0] == 'usermanager')) {
$page = array('doku.php');
}
else if ((count($page)==1 && $page[0] == 'plugin')) {
$page = array('doku.php');
}
else if ((count($page)==1 && $page[0] == 'config')) {
$page = array('doku.php');
}
else if ((count($page)==1 && $page[0] == 'revert')) {
$page = array('doku.php');
}
else if ((count($page)==1 && $page[0] == 'popularity')) {
$page = array('doku.php');
}
if (empty($page) || (count($page)==1 && !$page[0])) {
$page = array('doku.php');
}
$_SERVER['PHP_AUTH_USER'] = elgg_get_logged_in_user_entity()->username;
$_SERVER['PHP_AUTH_PW'] = elgg_get_logged_in_user_entity()->password;
if (count($page) == 1) {
$doku_body = elgg_view('dokuwiki/index',array('page'=>$page[0]));
echo $doku_body;
}
else {
// avoid inclusion over root
$dest = realpath($dokuwiki_path.implode("/",$page));
if (strpos($dest, $dokuwiki_path) == 0)
$doku_body = elgg_view('dokuwiki/index',array('page'=>implode("/",$page)));
echo $doku_body;
}
return true;
}
/**
* Add a menu item to an ownerblock
*/
function dokuwiki_owner_block_menu($hook, $type, $return, $params) {
if (elgg_instanceof($params['entity'], 'group') && $params['entity']->dokuwiki_enable == "yes") {
$url = "dokuwiki/{$params['entity']->guid}/";
$item = new ElggMenuItem('dokuwiki', elgg_echo('dokuwiki:group'), $url);
$return[] = $item;
}
return $return;
}
function dokuwiki_icon_hook($hook, $entity_type, $returnvalue, $params) {
if ($hook == 'entity:icon:url' && $params['entity']->getSubtype() == 'dokuwiki') {
$owner = get_entity($params['entity']->container_guid);
if ($owner)
return $owner->getIcon($params['size']);
}
return $returnvalue;
}
function dokuwiki_url($entity) {
return elgg_get_site_url() . "dokuwiki/".$entity->container_guid;
}
?>
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