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/*-----8<--------------------------------------------------------------------
*
* BEdita - a semantic content management framework
*
* Copyright 2008 ChannelWeb Srl, Chialab Srl
*
* This file is part of BEdita: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
* BEdita is distributed WITHOUT ANY WARRANTY; without even the implied
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Lesser General Public License for more details.
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with BEdita (see LICENSE.LGPL).
* If not, see <http://gnu.org/licenses/lgpl-3.0.html>.
*
*------------------------------------------------------------------->8-----
*/
/**
* Management of the tree of the contents.
*
* Permits with bits representation (bedita.ini.php):
* BEDITA_PERMS_READ 0x1
* BEDITA_PERMS_MODIFY 0x2
*
*
* @version $Revision$
* @modifiedby $LastChangedBy$
* @lastmodified $LastChangedDate$
*
* $Id$
*/
class BeTreeComponent extends Object {
public $controller = null;
public $filter = array();
protected $Tree = null;
protected $BEObject = null;
protected $Section = null;
function __construct() {
$this->Tree = ClassRegistry::init('Tree');
$this->BEObject = ClassRegistry::init('BEObject');
$this->Section = ClassRegistry::init('Section');
}
/**
* Initialize BeTree component
*
* @param Controller $controller
*/
function initialize(Controller $controller) {
$this->controller = $controller;
}
/**
* clean filter
*/
public function cleanFilter() {
$this->filter = array();
}
/**
* Tree of publications and sections for user connected
*
* @return array
*/
public function getSectionsTree() {
$conf = Configure::getInstance() ;
// Get connected user
$userid = $this->controller->BeAuth->userid();
$filter = array(
"object_type_id" => array($conf->objectTypes['area']['id'],$conf->objectTypes['section']['id']) ,
"count_permission" => true
);
$tree = $this->Tree->getAll(null, $userid, null, $filter) ;
return $tree ;
}
/**
* Tree of a publication and sections for user connected
*
* @return array
*/
public function getPublicationTree($id) {
$conf = Configure::getInstance() ;
// Get connected user
$userid = $this->controller->BeAuth->userid();
$filter = array(
"object_type_id" => array($conf->objectTypes['area']['id'],$conf->objectTypes['section']['id']) ,
"count_permission" => true
);
$tree = $this->Tree->getAll($id, $userid, null, $filter) ;
return $tree ;
}
/**
* get publication (area) data for the section $section_id
*
* @param int $section_id
* @return array
*/
public function getAreaForSection($section_id) {
$area = ClassRegistry::init('Area');
$area->containLevel("minimum");
$area_id = $this->Tree->getRootForSection($section_id);
return $area->findById($area_id);
}
/**
* Get tree with one branch expanded (the branch where object $id is)
*
* @param integer $id
* @return array
*/
public function expandOneBranch($id = null) {
$tree = $this->getSectionsTree() ;
for($i=0; $i < count($tree) ; $i++) {
if(!isset($id) || !$this->_searchRootDeleteOther($tree[$i], $id)) {
unset($tree[$i]['children']) ;
}
}
return $tree ;
}
/**
* Get children for node $id
*
* @param integer $id node ID
* @param mixed $status
* @param mixed $filter
* @param mixed $order
* @param boolean $dir
* @param int $page
* @param int $dim
* @param array $excludeIds
* @return array
*/
public function getChildren($id = null, $status = null, $filter = false, $order = null, $dir = true, $page = 1, $dim = null, $excludeIds = array()) {
$conf = Configure::getInstance() ;
// Get user connected
$userid = $this->controller->BeAuth->userid();
if (empty($userid)) {
$userid = null;
}
$filter = ($filter)? array_merge($this->filter, $filter) : $this->filter;
$objs = & $this->Tree->getChildren($id, $userid, $status, $filter, $order, $dir, $page, $dim, $excludeIds) ;
return $objs ;
}
/**
* Return descendants of a tree node
*
* @param integer $id node ID
* @param mixed $status
* @param mixed $filter
* @param mixed $order
* @param boolean $dir
* @param int $page
* @param int $dim
* @param array $excludeIds
* @return array
*/
public function getDescendants($id = null, $status = null, $filter = false, $order = null, $dir = true, $page = 1, $dim = null, $excludeIds = array()) {
$conf = Configure::getInstance() ;
// Get user data
$userid = $this->controller->BeAuth->userid();
if (empty($userid)) {
$userid = null;
}
$filter = ($filter)? array_merge($this->filter, $filter) : $this->filter;
$objs = & $this->Tree->getDescendants($id, $userid, $status, $filter, $order, $dir, $page, $dim, $excludeIds) ;
return $objs ;
}
/**
* TODO: remove this method
* Array of parent objects of $id...
*
* @param integer $id
* @return array parents ids
*/
public function getParents($id = null, $area_id=null, $status = array()) {
return $this->Tree->getParents($id, $area_id, $status);
}
/**
* TODO: remove this method. Used only in some addons shell scripts
* update tree position of object $id with new $destination array
*
* @param integer $id
* @param array $destination
*/
public function updateTree($id, $destination) {
return $this->Tree->updateTree($id, $destination);
}
/**
* setup array of tree destinations (parent ids)
* if some parents is forbidden to user (backend_private permission)
* then add it to $destination because user can't edit that destination
*
* @param int $objectId
* @param array $destination array of parent ids
*/
public function setupForSave($objectId, &$destination = array()) {
$permission = ClassRegistry::init('Permission');
$parentIds = $this->Tree->find('list', array(
'fields' => array('parent_id'),
'conditions' => array('id' => $objectId)
));
$userData = $this->controller->BeAuth->getUserSession();
foreach ($parentIds as $parent_id) {
if ($permission->isForbidden($parent_id, $userData) && !in_array($parent_id, $destination)) {
$destination[] = $parent_id;
}
}
}
/////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////
/**
* Delete branches that don't contain object $id
*
* @param array $tree tree where to perform search
* @param integer $id object to search
* @return boolean
*/
private function _searchRootDeleteOther(&$tree, $id) {
// If it's the root...
if($tree['id'] == $id) {
for($i=0; $i < count($tree['children']) ; $i++) {
unset($tree['children'][$i]['children']) ;
}
return true ;
}
// Search in children trees
$found = null ;
for($i=0; $i < count($tree['children']) ; $i++) {
if($this->_searchRootDeleteOther($tree['children'][$i], $id)) {
$found = $i ;
}
}
// If branches to exclude were found, delete them
if(isset($found)) {
$tmp = $tree['children'][$found] ;
unset($tree['children']) ;
$tree['children'] = array($tmp) ;
return true ;
}
return false ;
}
}
?>