/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License") + you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.openmeetings.remote;
import java.io.File;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Date;
import java.util.HashMap;
import java.util.Map;
import java.util.Set;
import org.apache.commons.transaction.util.FileHelper;
import org.apache.openmeetings.OpenmeetingsVariables;
import org.apache.openmeetings.data.basic.AuthLevelUtil;
import org.apache.openmeetings.data.basic.SessiondataDao;
import org.apache.openmeetings.data.file.dao.FileExplorerItemDao;
import org.apache.openmeetings.data.file.dto.LibraryPresentation;
import org.apache.openmeetings.data.user.UserManager;
import org.apache.openmeetings.data.whiteboard.WhiteboardManager;
import org.apache.openmeetings.documents.LibraryChartLoader;
import org.apache.openmeetings.documents.LibraryDocumentConverter;
import org.apache.openmeetings.documents.LibraryWmlLoader;
import org.apache.openmeetings.documents.LoadLibraryPresentation;
import org.apache.openmeetings.persistence.beans.files.FileExplorerItem;
import org.apache.openmeetings.persistence.beans.room.Client;
import org.apache.openmeetings.session.ISessionManager;
import org.apache.openmeetings.utils.OmFileHelper;
import org.apache.openmeetings.utils.crypt.MD5;
import org.red5.logging.Red5LoggerFactory;
import org.red5.server.api.IConnection;
import org.red5.server.api.Red5;
import org.red5.server.api.service.IPendingServiceCall;
import org.red5.server.api.service.IPendingServiceCallback;
import org.red5.server.api.service.IServiceCapableConnection;
import org.slf4j.Logger;
import org.springframework.beans.factory.annotation.Autowired;
/**
*
* @author swagner
*
*/
public class ConferenceLibrary implements IPendingServiceCallback {
private static final Logger log = Red5LoggerFactory.getLogger(
ConferenceLibrary.class, OpenmeetingsVariables.webAppRootKey);
@Autowired
private ISessionManager sessionManager;
@Autowired
private SessiondataDao sessiondataDao;
@Autowired
private UserManager userManager;
@Autowired
private FileExplorerItemDao fileExplorerItemDao;
@Autowired
private AuthLevelUtil authLevelUtil;
@Autowired
private LibraryWmlLoader libraryWmlLoader;
@Autowired
private WhiteboardManager whiteboardManagement;
public LibraryPresentation getPresentationPreviewFileExplorer(String SID,
String parentFolder) {
try {
Long users_id = sessiondataDao.checkSession(SID);
Long user_level = userManager.getUserLevelByID(users_id);
log.debug("#############users_id : " + users_id);
log.debug("#############user_level : " + user_level);
if (authLevelUtil.checkUserLevel(user_level)) {
File working_dir = new File(OmFileHelper.getUploadFilesDir(), parentFolder);
log.debug("############# working_dir : " + working_dir);
File file = new File(working_dir, OmFileHelper.libraryFileName);
if (!file.exists()) {
throw new Exception(file.getCanonicalPath() + ": does not exist");
}
return LoadLibraryPresentation.parseLibraryFileToObject(file);
} else {
throw new Exception("not Authenticated");
}
} catch (Exception e) {
log.error("[getListOfFilesByAbsolutePath]", e);
return null;
}
}
/**
*
* Save an Object to the library and returns the file-explorer Id
*
* @param SID
* @param room_id
* @param fileName
* @param tObjectRef
* @return - file-explorer Id in case of success, -1 otherwise
*/
public Long saveAsObject(String SID, Long room_id, String fileName,
Object tObjectRef) {
try {
Long users_id = sessiondataDao.checkSession(SID);
Long user_level = userManager.getUserLevelByID(users_id);
if (authLevelUtil.checkUserLevel(user_level)) {
// LinkedHashMap tObject = (LinkedHashMap)t;
// ArrayList tObject = (ArrayList)t;
log.debug("saveAsObject :1: " + tObjectRef);
log.debug("saveAsObject :2: " + tObjectRef.getClass().getName());
@SuppressWarnings("rawtypes")
ArrayList tObject = (ArrayList) tObjectRef;
log.debug("saveAsObject" + tObject.size());
String localFileName = MD5.do_checksum(new Date().toString()) + ".wml";
LibraryDocumentConverter.writeToLocalFolder(localFileName, tObject);
// String wmlPath = current_dir + File.separatorChar+fileName
// +".xml";
// OwnerID == null
Long fileExplorerId = fileExplorerItemDao.add(fileName, "", 0L,
null, room_id, users_id, false, // isFolder
false, // isImage
false, // isPresentation
localFileName, // WML localFileName
true, // isStoredWML file
true, 0L, "");
return fileExplorerId;
}
} catch (Exception err) {
log.error("[saveAsObject] ", err);
}
return -1L;
}
/**
*
* Loads a Object from the library into the whiteboard of all participant of
* the current room
*
* @param SID
* @param room_id
* @param fileExplorerItemId
* @param whiteboardId
*/
@SuppressWarnings({ "rawtypes", "unchecked" })
public void loadWmlObject(String SID, Long room_id,
Long fileExplorerItemId, Long whiteboardId) {
try {
Long users_id = sessiondataDao.checkSession(SID);
Long user_level = userManager.getUserLevelByID(users_id);
if (authLevelUtil.checkUserLevel(user_level)) {
IConnection current = Red5.getConnectionLocal();
Client currentClient = this.sessionManager
.getClientByStreamId(current.getClient().getId(), null);
if (currentClient == null) {
return;
}
FileExplorerItem fileExplorerItem = fileExplorerItemDao
.getFileExplorerItemsById(fileExplorerItemId);
ArrayList roomItems = libraryWmlLoader.loadWmlFile(fileExplorerItem.getWmlFilePath());
Map whiteboardObjClear = new HashMap();
whiteboardObjClear.put(2, "clear");
whiteboardObjClear.put(3, null);
whiteboardManagement.addWhiteBoardObjectById(
room_id, whiteboardObjClear, whiteboardId);
for (int k = 0; k < roomItems.size(); k++) {
ArrayList actionObject = (ArrayList) roomItems.get(k);
Map whiteboardObj = new HashMap();
whiteboardObj.put(2, "draw");
whiteboardObj.put(3, actionObject);
whiteboardManagement.addWhiteBoardObjectById(
room_id, whiteboardObj, whiteboardId);
}
Map<String, Object> sendObject = new HashMap<String, Object>();
sendObject.put("id", whiteboardId);
sendObject.put("roomitems", roomItems);
// Notify all Clients of that Scope (Room)
Collection<Set<IConnection>> conCollection = current.getScope()
.getConnections();
for (Set<IConnection> conset : conCollection) {
for (IConnection conn : conset) {
if (conn != null) {
if (conn instanceof IServiceCapableConnection) {
Client rcl = this.sessionManager
.getClientByStreamId(conn.getClient()
.getId(), null);
if ((rcl == null)
|| (rcl.getIsScreenClient() != null && rcl
.getIsScreenClient())) {
continue;
} else {
((IServiceCapableConnection) conn).invoke(
"loadWmlToWhiteboardById",
new Object[] { sendObject }, this);
}
}
}
}
}
}
} catch (Exception err) {
log.error("[loadWmlObject] ", err);
}
}
/**
*
* Loads a chart object
*
* @param SID
* @param room_id
* @param fileName
* @return - chart object
*/
@SuppressWarnings("rawtypes")
public ArrayList loadChartObject(String SID, Long room_id, String fileName) {
try {
Long users_id = sessiondataDao.checkSession(SID);
Long user_level = userManager.getUserLevelByID(users_id);
if (authLevelUtil.checkUserLevel(user_level)) {
return LibraryChartLoader.getInstance().loadChart(OmFileHelper.getUploadRoomDir(room_id.toString()),
fileName);
}
} catch (Exception err) {
log.error("[loadChartObject] ", err);
}
return null;
}
/**
* @param SID
* @param flvFileExplorerId
* @return 1 in case of success, -1 otherwise
*/
public Long copyFileToCurrentRoom(String SID, Long flvFileExplorerId) {
try {
Long users_id = sessiondataDao.checkSession(SID);
Long user_level = userManager.getUserLevelByID(users_id);
if (authLevelUtil.checkUserLevel(user_level)) {
IConnection current = Red5.getConnectionLocal();
String streamid = current.getClient().getId();
Client currentClient = this.sessionManager
.getClientByStreamId(streamid, null);
Long room_id = currentClient.getRoom_id();
if (room_id != null) {
File outputFullFlvFile = new File(OmFileHelper.getStreamsHibernateDir()
, "UPLOADFLV_" + flvFileExplorerId + ".flv");
File targetFolder = OmFileHelper.getStreamsSubDir(room_id);
File targetFullFlvFile = new File(targetFolder
, "UPLOADFLV_" + flvFileExplorerId + ".flv");
if (outputFullFlvFile.exists() && !targetFullFlvFile.exists()) {
FileHelper.copy(outputFullFlvFile, targetFullFlvFile);
}
return 1L;
}
}
} catch (Exception err) {
log.error("[copyFileToCurrentRoom] ", err);
}
return -1L;
}
public void resultReceived(IPendingServiceCall arg0) {
// TODO Auto-generated method stub
}
}