Fckeditor的使用.doc

Fckeditor的使用一. 在web。Xml里面加入servlet配置1. 2. ConnectorServlet3. 4. com.gzbugu.gift.fck.servlet.ConnectorServlet5. 6. 17. 8. 9. ConnectorServlet10. 11. /fckeditor/editor/filemanager/connectors/*12. 13. 二在src目录下添加这样的类package com.gzbugu.gift.fck.servlet;import java.io.File;import java.io.IOException;import java.io.PrintWriter;import java.util.List;import javax.servlet.ServletException;import javax.servlet.http.HttpServlet;import javax.servlet.http.HttpServletRequest;import javax.servlet.http.HttpServletResponse;import net.fckeditor.connector.Messages;import net.fckeditor.handlers.CommandHandler;import net.fckeditor.handlers.ConnectorHandler;import net.fckeditor.handlers.ExtensionsHandler;import net.fckeditor.handlers.RequestCycleHandler;import net.fckeditor.handlers.ResourceTypeHandler;import net.fckeditor.response.UploadResponse;import net.fckeditor.response.XmlResponse;import net.fckeditor.tool.Utils;import net.fckeditor.tool.UtilsFile;import net.fckeditor.tool.UtilsResponse;import mons.fileupload.FileItem;import mons.fileupload.FileItemFactory;import mons.fileupload.disk.DiskFileItemFactory;import mons.fileupload.servlet.ServletFileUpload;import mons.io.FilenameUtils;import org.slf4j.Logger;import org.slf4j.LoggerFactory;/* * Servlet to upload and browse files. * * This servlet accepts 4 commands which interact with the server-side * filesystem. * The allowed commands are: * * GetFolders: Retrieves a list of folders in the current * folder * GetFoldersAndFiles: Retrives a list of files and folders * in the current folder * CreateFolder: Creates a new folder in the current folder * FileUpload: Stores an uploaded file into the current * folder. (must be sent with POST) * * * version $Id: ConnectorServlet.java 2101 2008-06-22 22:00:48Z mosipov $ */public class ConnectorServlet extends HttpServlet private static final long serialVersionUID = -5742008970929377161L;private static final Logger logger = LoggerFactory.getLogger(ConnectorServlet.class);/* * Initialize the servlet: mkdir <DefaultUserFilesPath> */public void init() throws ServletException, IllegalArgumentException String realDefaultUserFilesPath = getServletContext().getRealPath( ConnectorHandler.getDefaultUserFilesPath();File defaultUserFilesDir = new File(realDefaultUserFilesPath);UtilsFile.checkDirAndCreate(defaultUserFilesDir);(ConnectorServlet successfully initialized!);/* * Manage the GET requests (GetFolders, * GetFoldersAndFiles, CreateFolder). * * The servlet accepts commands sent in the following format: * connector?Command=<CommandName>&Type=<ResourceType>&CurrentFolder=<FolderPath> * * It executes the commands and then returns the result to the client in XML * format. * */public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException logger.debug(Entering ConnectorServlet#doGet);response.setCharacterEncoding(UTF-8);response.setContentType(application/xml; charset=UTF-8);response.setHeader(Cache-Control, no-cache);PrintWriter out = response.getWriter();String commandStr = request.getParameter(Command);String typeStr = request.getParameter(Type);String currentFolderStr = request.getParameter(CurrentFolder);logger.debug(Parameter Command: , commandStr);logger.debug(Parameter Type: , typeStr);logger.debug(Parameter CurrentFolder: , currentFolderStr);XmlResponse xr;if (!RequestCycleHandler.isEnabledForFileBrowsing(request)xr = new XmlResponse(XmlResponse.EN_ERROR, Messages.NOT_AUTHORIZED_FOR_BROWSING);else if (!CommandHandler.isValidForGet(commandStr)xr = new XmlResponse(XmlResponse.EN_ERROR, Messages.INVALID_COMMAND);else if (typeStr != null & !ResourceTypeHandler.isValid(typeStr)xr = new XmlResponse(XmlResponse.EN_ERROR, Messages.INVALID_TYPE);else if (!UtilsFile.isValidPath(currentFolderStr)xr = new XmlResponse(XmlResponse.EN_ERROR, Messages.INVALID_CURRENT_FOLDER);else CommandHandler command = CommandHandler.getCommand(commandStr);ResourceTypeHandler resourceType = ResourceTypeHandler.getDefaultResourceType(typeStr);String typePath = UtilsFile.constructServerSidePath(request, resourceType);String typeDirPath = getServletContext().getRealPath(typePath);File typeDir = new File(typeDirPath);UtilsFile.checkDirAndCreate(typeDir);File currentDir = new File(typeDir, currentFolderStr);if (!currentDir.exists()xr = new XmlResponse(XmlResponse.EN_INVALID_FOLDER_NAME);else xr = new XmlResponse(command, resourceType, currentFolderStr, UtilsResponse .constructResponseUrl(request, resourceType, currentFolderStr, true, ConnectorHandler.isFullUrl();if (command.equals(CommandHandler.GET_FOLDERS)xr.setFolders(currentDir);else if (command.equals(CommandHandler.GET_FOLDERS_AND_FILES)xr.setFoldersAndFiles(currentDir);else if (command.equals(CommandHandler.CREATE_FOLDER) String tempstr=request.getParameter(NewFolderName);tempstr=new String(tempstr.getBytes(iso8859-1),UTF-8);String newFolderStr = UtilsFile.sanitizeFolderName(tempstr);logger.debug(Parameter NewFolderName: , newFolderStr);File newFolder = new File(currentDir, newFolderStr);int errorNumber = XmlResponse.EN_UKNOWN;if (newFolder.exists()errorNumber = XmlResponse.EN_ALREADY_EXISTS;else try errorNumber = (newFolder.mkdir() ? XmlResponse.EN_OK : XmlResponse.EN_INVALID_FOLDER_NAME; catch (SecurityException e) errorNumber = XmlResponse.EN_SECURITY_ERROR;xr.setError(errorNumber);out.print(xr);out.flush();out.close();logger.debug(Exiting ConnectorServlet#doGet);/* * Manage the POST requests (FileUpload). * * The servlet accepts commands sent in the following format: * connector?Command=<FileUpload>&Type=<ResourceType>&CurrentFolder=<FolderPath> * with the file in the POST body. * * It stores an uploaded file (renames a file if another exists with the * same name) and then returns the JavaScript callback. */SuppressWarnings(unchecked)public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException logger.debug(Entering Connector#doPost);response.setCharacterEncoding(UTF-8);response.setContentType(text/html; charset=UTF-8);response.setHeader(Cache-Control, no-cache);PrintWriter out = response.getWriter();String commandStr = request.getParameter(Command);String typeStr = request.getParameter(Type);String currentFolderStr = request.getParameter(CurrentFolder);logger.debug(Parameter Command: , commandStr);logger.debug(Parameter Type: , typeStr);logger.debug(Parameter CurrentFolder: , currentFolderStr);UploadResponse ur;/ if this is a QuickUpload request, commandStr and currentFolderStr/ are emptyif (Utils.isEmpty(commandStr) & Utils.isEmpty(currentFolderStr) commandStr = QuickUpload;currentFolderStr = /;if (!RequestCycleHandler.isEnabledForFileUpload(request)ur = new UploadResponse(UploadResponse.SC_SECURITY_ERROR, null, null, Messages.NOT_AUTHORIZED_FOR_UPLOAD);else if (!CommandHandler.isValidForPost(commandStr)ur = new UploadResponse(UploadResponse.SC_ERROR, null, null, Messages.INVALID_COMMAND);else if (typeStr != null & !ResourceTypeHandler.isValid(typeStr)ur = new UploadResponse(UploadResponse.SC_ERROR, null, null, Messages.INVALID_TYPE);else if (!UtilsFile.isValidPath(currentFolderStr)ur = UploadResponse.UR_INVALID_CURRENT_FOLDER;else ResourceTypeHandler resourceType = ResourceTypeHandler.getDefaultResourceType(typeStr);String typePath = UtilsFile.constructServerSidePath(request, resourceType);String typeDirPath = getServletContext().getRealPath(typePath);File typeDir = new File(typeDirPath);UtilsFile.checkDirAndCreate(typeDir);File currentDir = new File(typeDir, currentFolderStr);if (!currentDir.exists()ur = UploadResponse.UR_INVALID_CURRENT_FOLDER;else String newFilename = null;FileItemFactory factory = new DiskFileItemFactory();ServletFileUpload upload = new ServletFileUpload(factory); upload.setHeaderEncoding(UTF-8);try List items = upload.parseRequest(request);/ We upload only one file at the same timeFileItem uplFile = items.get(0);String rawName = UtilsFile.sanitizeFileName(uplFile.getName();String filename = FilenameUtils.getName(rawName);String baseName = FilenameUtils.removeExtension(filename);String extension = FilenameUtils.getExtension(filename);/filename=UUID.randomUUID().toString()+.+extension;if (!ExtensionsHandler.isAllowed(resourceType, extension)ur = new UploadResponse(UploadResponse.SC_INVALID_EXTENSION);/else if(uplFile.getSize()10*1024)/ur=new UploadResponse(204);/else / construct an unique file nameFile pathToSave = new File(currentDir, filename);int counter = 1;while (pathToSave.exists() newFilename = baseName.concat().concat(String.valueOf(counter) .concat().concat(.).concat(extension);pathToSave = new File(currentDir, newFilename);counter+;if (Utils.isEmpty(newFilename)ur = new UploadResponse(UploadResponse.SC_OK, UtilsResponse .constructResponseUrl(request, resourceType, currentFolderStr, true, ConnectorHandler.isFullUrl().concat(filename);elseur = new UploadResponse(UploadResponse.SC_RENAMED, UtilsRe