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<?php
/**
* Elgg file browser
*
* @package ElggFile
* @author Curverider Ltd
* @copyright Curverider Ltd 2008-2010
* @link http://elgg.com/
*/
/**
* Override the ElggFile so that
*/
class FilePluginFile extends ElggFile {
protected function initialise_attributes() {
parent::initialise_attributes();
$this->attributes['subtype'] = "file";
}
public function __construct($guid = null) {
parent::__construct($guid);
}
}
/**
* File plugin initialisation functions.
*/
function file_init() {
global $CONFIG;
// Set up menu (tools dropdown)
add_menu(elgg_echo('files'), $CONFIG->wwwroot . "pg/file/");
// Extend CSS
elgg_extend_view('css', 'file/css');
// extend group main page
elgg_extend_view('groups/tool_latest','file/groupprofile_files');
// Register a page handler, so we can have nice URLs
register_page_handler('file','file_page_handler');
// Add a new file widget
add_widget_type('filerepo',elgg_echo("file"),elgg_echo("file:widget:description"));
// Register a URL handler for files
register_entity_url_handler('file_url','object','file');
// Register granular notification for this object type
if (is_callable('register_notification_object')) {
register_notification_object('object', 'file', elgg_echo('file:newupload'));
}
// Listen to notification events and supply a more useful message
register_plugin_hook('notify:entity:message', 'object', 'file_notify_message');
// add the group files tool option
add_group_tool_option('files',elgg_echo('groups:enablefiles'),true);
// Register entity type
register_entity_type('object','file');
// embed support
register_plugin_hook('embed_get_sections', 'all', 'file_embed_get_sections');
register_plugin_hook('embed_get_items', 'file', 'file_embed_get_items');
}
/**
* Sets up submenus for the file system. Triggered on pagesetup.
*
*/
function file_submenus() {
global $CONFIG;
$page_owner = page_owner_entity();
// Group submenu option
if ($page_owner instanceof ElggGroup && get_context() == "groups") {
if($page_owner->files_enable != "no"){
add_submenu_item(sprintf(elgg_echo("file:group"),$page_owner->name), $CONFIG->wwwroot . "pg/file/" . $page_owner->username);
}
}
}
/**
* File page handler
*
* @param array $page Array of page elements, forwarded by the page handling mechanism
*/
function file_page_handler($page) {
global $CONFIG;
// The username should be the file we're getting
if (isset($page[0])) {
set_input('username',$page[0]);
}
if (isset($page[1])) {
switch($page[1]) {
case "read":
set_input('guid',$page[2]);
include(dirname(dirname(dirname(__FILE__))) . "/entities/index.php");
break;
case "friends":
include($CONFIG->pluginspath . "file/friends.php");
break;
case "world":
include($CONFIG->pluginspath . "file/world.php");
break;
case "new":
include($CONFIG->pluginspath . "file/upload.php");
break;
}
} else {
// Include the standard profile index
include($CONFIG->pluginspath . "file/index.php");
}
}
/**
* Returns a more meaningful message
*
* @param unknown_type $hook
* @param unknown_type $entity_type
* @param unknown_type $returnvalue
* @param unknown_type $params
*/
function file_notify_message($hook, $entity_type, $returnvalue, $params) {
$entity = $params['entity'];
$to_entity = $params['to_entity'];
$method = $params['method'];
if (($entity instanceof ElggEntity) && ($entity->getSubtype() == 'file'))
{
$descr = $entity->description;
$title = $entity->title;
global $CONFIG;
$url = $CONFIG->wwwroot . "pg/view/" . $entity->guid;
if ($method == 'sms') {
$owner = $entity->getOwnerEntity();
return $owner->name . ' ' . elgg_echo("file:via") . ': ' . $url . ' (' . $title . ')';
}
if ($method == 'email') {
$owner = $entity->getOwnerEntity();
return $owner->name . ' ' . elgg_echo("file:via") . ': ' . $entity->title . "\n\n" . $descr . "\n\n" . $entity->getURL();
}
if ($method == 'web') {
$owner = $entity->getOwnerEntity();
return $owner->name . ' ' . elgg_echo("file:via") . ': ' . $entity->title . "\n\n" . $descr . "\n\n" . $entity->getURL();
}
}
return null;
}
/**
* Returns an overall file type from the mimetype
*
* @param string $mimetype The MIME type
* @return string The overall type
*/
function get_general_file_type($mimetype) {
switch($mimetype) {
case "application/msword":
return "document";
break;
case "application/pdf":
return "document";
break;
}
if (substr_count($mimetype,'text/'))
return "document";
if (substr_count($mimetype,'audio/'))
return "audio";
if (substr_count($mimetype,'image/'))
return "image";
if (substr_count($mimetype,'video/'))
return "video";
if (substr_count($mimetype,'opendocument'))
return "document";
return "general";
}
/**
* Returns a list of filetypes to search specifically on
*
* @param int|array $owner_guid The GUID(s) of the owner(s) of the files
* @param true|false $friends Whether we're looking at the owner or the owner's friends
* @return string The typecloud
*/
function get_filetype_cloud($owner_guid = "", $friends = false) {
if ($friends) {
if ($friendslist = get_user_friends($user_guid, "", 999999, 0)) {
$friendguids = array();
foreach($friendslist as $friend) {
$friendguids[] = $friend->getGUID();
}
}
$friendofguid = $owner_guid;
$owner_guid = $friendguids;
} else {
$friendofguid = false;
}
return elgg_view('file/typecloud',array('owner_guid' => $owner_guid, 'friend_guid' => $friendofguid, 'types' => get_tags(0,10,'simpletype','object','file',$owner_guid)));
}
/**
* Register file as an embed type.
*
* @param unknown_type $hook
* @param unknown_type $type
* @param unknown_type $value
* @param unknown_type $params
*/
function file_embed_get_sections($hook, $type, $value, $params) {
$value['file'] = array(
'name' => elgg_echo('file:files'),
'layout' => 'list',
'icon_size' => 'medium',
);
return $value;
}
/**
* Return a list of files for embedding
*
* @param unknown_type $hook
* @param unknown_type $type
* @param unknown_type $value
* @param unknown_type $params
*/
function file_embed_get_items($hook, $type, $value, $params) {
$options = array(
'owner_guid' => get_loggedin_userid(),
'type_subtype_pair' => array('object' => 'file'),
'count' => TRUE
);
if ($count = elgg_get_entities($options)) {
$value['count'] += $count;
unset($options['count']);
$options['offset'] = $params['offset'];
$options['limit'] = $params['limit'];
$items = elgg_get_entities($options);
$value['items'] = array_merge($items, $value['items']);
}
return $value;
}
/**
* Populates the ->getUrl() method for file objects
*
* @param ElggEntity $entity File entity
* @return string File URL
*/
function file_url($entity) {
global $CONFIG;
$title = $entity->title;
$title = friendly_title($title);
return $CONFIG->url . "pg/file/" . $entity->getOwnerEntity()->username . "/read/" . $entity->getGUID() . "/" . $title;
}
// Make sure test_init is called on initialisation
register_elgg_event_handler('init','system','file_init');
register_elgg_event_handler('pagesetup','system','file_submenus');
// Register actions
register_action("file/upload", false, $CONFIG->pluginspath . "file/actions/upload.php");
register_action("file/save", false, $CONFIG->pluginspath . "file/actions/save.php");
register_action("file/delete", false, $CONFIG->pluginspath. "file/actions/delete.php");
// temporary - see #2010
register_action("file/download", false, $CONFIG->pluginspath. "file/actions/download.php");
?>
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