SharedObjectsMgr.php
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<?php
/**
* @class SharedObjectsMgr
* @version
*
*/
class SharedObjectsMgr {
private $sharedObjectsMgr = array();
private $treeFile = null;
function __construct() {
$this->init();
}
public function updateTree() {
$sucess = TRUE;
$message = "";
foreach ($this->sharedObjectsMgr as $key => $mgr) {
if (!isset($mgr))
continue;
$result = $this->treeFile->update($key, $mgr);
$sucess &= $result['success'];
if (!$result['success']) {
if (!empty($message))
$message .= "; ";
$message .= $result['message'];
}
}
return array('success' => $sucess, 'message' => $message);
}
public function add($object_type, $object_name, $folder_id, $src_object_path, $description, $sharedBy) {
if (!array_key_exists($object_type, $this->sharedObjectsMgr) || !isset($this->sharedObjectsMgr[$object_type]))
return array('success' => FALSE, 'message' => 'Unknown type');
$folder_name = $this->treeFile->getFolderNameById($object_type, $folder_id);
if (empty($folder_name))
return array('success' => FALSE, 'message' => 'Cannot retrieve folder');
$newId = $this->treeFile->reserveNewId($object_type);
$result = $this->sharedObjectsMgr[$object_type]->add($object_name, $folder_name, $src_object_path, $description, $sharedBy, $newId);
if ($result['success'])
$result['folder_id'] = $folder_id;
return $result;
}
public function update($object_type, $object_name, $folder_id, $src_object_path, $description, $sharedBy) {
if (!array_key_exists($object_type, $this->sharedObjectsMgr) || !isset($this->sharedObjectsMgr[$object_type]))
return array('success' => FALSE, 'message' => 'Unknown type');
$folder_name = $this->treeFile->getFolderNameById($object_type, $folder_id);
if (empty($folder_name))
return array('success' => FALSE, 'message' => 'Cannot retrieve folder');
$objects = $this->treeFile->getObjectsByName($object_type, $folder_name, $object_name);
if (!empty($objects)) {
//delete old objects
foreach ($objects as $object_id) {
$result = $this->treeFile->deleteObjectByObjectId($object_type, $folder_name, $object_id);
$result = $this->sharedObjectsMgr[$object_type]->delete($folder_name, $object_id);
}
}
//add new object
return $this->add($object_type, $object_name, $folder_id, $src_object_path, $description, $sharedBy);
}
public function getFolders($object_type) {
if (!array_key_exists($object_type, $this->sharedObjectsMgr) || !isset($this->sharedObjectsMgr[$object_type]))
return array();
return $this->treeFile->getFolders($object_type);
}
public function createFolder($object_type, $folder_name) {
if (!array_key_exists($object_type, $this->sharedObjectsMgr) || !isset($this->sharedObjectsMgr[$object_type])) {
return array('success' => FALSE, 'message' => 'Unknown type');
}
if (!$this->sharedObjectsMgr[$object_type]->createFolder($folder_name)) {
return array('success' => FALSE, 'message' => 'Cannot create folder '.$folder_name);
}
return $this->updateTree();
}
public function isNameAlreadyUsed($object_type, $name) {
if (!array_key_exists($object_type, $this->sharedObjectsMgr) || !isset($this->sharedObjectsMgr[$object_type]))
return FALSE;
return $this->treeFile->isNameAlreadyUsed($object_type, $name);
}
public function getDataFilePath($object_type, $object_id) {
if (!array_key_exists($object_type, $this->sharedObjectsMgr) || !isset($this->sharedObjectsMgr[$object_type]))
return "";
$folder_id = $this->treeFile->getFolderIdByObjectId($object_type, $object_id);
$folder_name = $this->treeFile->getFolderNameById($object_type, $folder_id);
if (empty($folder_name))
return "";
return $this->sharedObjectsMgr[$object_type]->getDataFilePath($folder_name, $object_id);
}
public function getTreeFilePath() {
return $this->treeFile->getFilePath();
}
private function init() {
if (!is_dir(SHAREDPATH)) {
mkdir(SHAREDPATH);
chgrp(SHAREDPATH, APACHE_USER);
chmod(SHAREDPATH, 0775);
}
$this->treeFile = new SharedObjectTreeFile();
$this->sharedObjectsMgr["timeTable"] = new SharedTimeTableMgrImpl();
$this->sharedObjectsMgr["catalog"] = new SharedCatalogMgrImpl();
}
}
?>