Add function to update a shared object

Benjamin Renard
1 parent e3dab642
Showing 3 changed files with 76 additions and 1 deletions Show diff stats
php/classes/SharedObjectMgrAbstract.php
php/classes/SharedObjectTreeFile.php
php/classes/SharedObjectsMgr.php
@@ -81,6 +81,30 @@ abstract class SharedObjectMgrAbstract {
 		return array('success' => TRUE, 'object_id' => $newId);
 	}
  
+	public function delete($folder_name, $objectId) {
+		$dst_folder_path = $this->getFolderDirPath($folder_name);
+		if (!is_dir($dst_folder_path))
+			return array('success' => false, 'message' => 'Cannot get folder path');
+
+		$dst_header_path = $this->getHeaderDirPath($folder_name);
+		if (is_dir($dst_header_path)) {
+			$headerFilePath   = $this->getHeaderFilePath($folder_name, $objectId);
+			if (is_file($headerFilePath)) {
+				unlink($headerFilePath);
+			}
+		}
+
+		$dst_data_path = $this->getDataDirPath($folder_name);
+		if (is_dir($dst_data_path)) {
+			$dataFilePath = $this->getDataFilePath($folder_name, $objectId);
+			if (is_file($dataFilePath)) {
+				unlink($dataFilePath);
+			}
+		}
+
+		return array('success' => TRUE, 'object_id' => $objectId);
+	}
+
 	public function createFolder($folder_name) {
 		$folder_path = $this->getFolderDirPath($folder_name);
 		if (is_dir($folder_path)) {
@@ -185,6 +185,34 @@ class SharedObjectTreeFile  {
 		}
 		return "";
 	}
+
+	public function getObjectsByName($object_type, $folder_name, $object_name) {
+		$folderNode = $this->getObjectFolderNode($object_type, $folder_name);
+
+		if (!isset($folderNode))
+			return NULL;
+
+		$objectNodes = $folderNode->getElementsByTagName($object_type);
+
+		$result = array();
+		foreach ($objectNodes as $objectNode) {
+			if ($objectNode->getAttribute('name') == $object_name)
+				$result[] = $objectNode->getAttribute("xml:id");
+		}
+
+		return $result;
+	}
+
+	public function deleteObjectByObjectId($object_type, $folder_name, $object_id) {
+		$node = $this->getObjectNode($object_type, $folder_name, $object_id);
+		if (!isset($node)) {
+			return array('success' => FALSE, 'message' => 'Cannot retrieve object node in tree');
+		}
+		$node->parentNode->removeChild($node);
+		$this->doc->save($this->getFilePath());
+
+		return array('success' => TRUE);
+	}
  
 	private function init() {
 		if (!file_exists($this->getFilePath()))
@@ -283,7 +311,7 @@ class SharedObjectTreeFile  {
  
 		return NULL;
 	}
-	
+
 	private function createObjectNode($object_type, $folder_name, $object_id) {
 		$listNode = $this->getObjectListNode($object_type);
  
@@ -50,6 +50,29 @@ class SharedObjectsMgr  {
  
 		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]))