Java tutorial
/** * Copyright (c) 2001-2012 "Redbasin Networks, INC" [http://redbasin.org] * * This file is part of Redbasin OpenDocShare community project. * * Redbasin OpenDocShare is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ package web; import dao.*; import java.io.IOException; import java.text.NumberFormat; import java.text.ParseException; import java.util.HashMap; import java.util.List; import java.util.Map; import javax.servlet.ServletException; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import model.Directory; import model.Photo; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import org.springframework.web.servlet.ModelAndView; import org.springframework.web.servlet.mvc.Controller; import util.DbConstants; import util.GlobalConst; import util.RegexStrUtil; import util.WebUtil; /** * * @author Smitha Gudur (smitha@redbasin.com) * @version $Revision: 1.1 $ * * Directories can be added only the login users who have permissions to add * */ public class DirectoryupdateblobController extends BaseController implements Controller { /** Logger for this class and subclasses */ protected final Log logger = LogFactory.getLog(getClass()); /** * This method is called by the spring framework. The configuration * for this controller to be invoked is based on the pagetype and * is set in the urlMapping property in the spring config file. * * @param request the <code>HttpServletRequest</code> * @param response the <code>HttpServletResponse</code> * @throws ServletException * @throws IOException * @return ModelAndView this instance is returned to spring */ public synchronized ModelAndView handleRequest(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { // *************************************************************************** // This will initialize common data in the abstract class and the return result is of no value. // The abstract class initializes protected variables, login, directory, logininfo. // Which can be accessed in all controllers if they want to. // *************************************************************************** try { ModelAndView m = super.handleRequest(request, response); } catch (Exception e) { return handleError("error in handleRequest", e); } if (!WebUtil.isLicenseProfessional(login)) { return handleError("Cannot manage directory feature in deluxe version."); } // *************************************************************************** // This is the only line of code you need to get all session info initialized! // Always be the first line before anything else is done. Add to each controller's // handlRequest method. Also redirectory to extend SessionObject. // *************************************************************************** outOfSession(request, response); if (RegexStrUtil.isNull(login)) { return handleUserpageError("Login is null in DirectoryupdateblobController."); } String directoryid = request.getParameter(DbConstants.DIRECTORY_ID); String entryid = request.getParameter(DbConstants.ENTRYID); String btitle = request.getParameter(DbConstants.BTITLE); String zoom = request.getParameter(DbConstants.ZOOM); String usertags = request.getParameter(DbConstants.USER_TAGS); String caption = request.getParameter(DbConstants.CAPTION); if (RegexStrUtil.isNull(directoryid) || RegexStrUtil.isNull(entryid) || RegexStrUtil.isNull(btitle)) { return handleError( "request, directoryid/entryid/btitle is null, directoryupdateblobController " + login); } if (directoryid.length() > GlobalConst.directoryidSize) { return handleError( "directoryid.length > WebConstants.directoryidSize, directoryupdateblobController " + login); } if (entryid.length() > GlobalConst.entryIdSize) { return handleError( "entryid.length > WebConstants.entryIdSize, directoryupdateblobController " + login); } if (btitle.length() > GlobalConst.blobTitleSize) { btitle = btitle.substring(0, GlobalConst.blobTitleSize); } if (!RegexStrUtil.isNull(caption)) { if (caption.length() > GlobalConst.refererSize) { caption = caption.substring(0, GlobalConst.refererSize); } caption = RegexStrUtil.goodText(caption); } if (!RegexStrUtil.isNull(usertags)) { if (usertags.length() > GlobalConst.usertagsSize) { usertags = usertags.substring(0, GlobalConst.usertagsSize); } usertags = RegexStrUtil.goodText(usertags); } DirectoryDao directoryDao = (DirectoryDao) daoMapper.getDao(DbConstants.DIRECTORY); if (directoryDao == null) { return handleError("DirectoryDao is null in DirectoryupdateblobController directory, " + login); } DirectoryStreamBlobDao dirStreamBlobDao = (DirectoryStreamBlobDao) daoMapper.getDao(DbConstants.DIR_BLOB); if (dirStreamBlobDao == null) { return handleError("DirectoryDao is null in DirectoryupdateblobController directory, " + login); } if (!RegexStrUtil.isNull(zoom)) { int zoomVal = new Integer(zoom).intValue(); if (zoomVal < GlobalConst.zoomMinSize || zoomVal > GlobalConst.zoomMaxSize) { return handleError( "zoomVal is either < zoomMinSize or > zoomMaxSize, DirectoryupdateblobController directory, login=" + login); } } String loginId = null; if (loginInfo != null) { loginId = loginInfo.getValue(DbConstants.LOGIN_ID); } boolean def = request.getParameter(DbConstants.DEF) != null && request.getParameter(DbConstants.DEF).equalsIgnoreCase("ON"); directoryid = RegexStrUtil.goodNameStr(directoryid); entryid = RegexStrUtil.goodNameStr(entryid); btitle = RegexStrUtil.goodText(btitle); DirectoryStreamBlobDao blobDao = (DirectoryStreamBlobDao) daoMapper.getDao(DbConstants.DIR_BLOB); if (blobDao == null) { return handleError("DirectoryStreamBlobDao is null, DirectorygetblobController"); } List tagList = null; Directory directory = null; try { if (login != null && loginInfo != null) { directory = directoryDao.viewDirectory(directoryid, loginInfo.getValue(DbConstants.LOGIN_ID), login, DbConstants.READ_FROM_SLAVE, DbConstants.BLOB_READ_FROM_SLAVE, DbConstants.WEBSITE_READ_FROM_SLAVE); } else { directory = directoryDao.viewDirectory(directoryid); } tagList = blobDao.getAllTags(directoryid, DbConstants.READ_FROM_SLAVE); } catch (BaseDaoException e) { return handleError("Exception occured in viewDirectory()/getAllTags() for directory() " + directoryid, e); } /** * dirpath and dirname are required for sans * renameSanFile */ try { directoryDao.updateStreamBlob(entryid, directoryid, loginId, login, zoom, btitle, def, caption, directory.getValue(DbConstants.DIRPATH), directory.getValue(DbConstants.DIRNAME)); dirStreamBlobDao.updateTags(entryid, directoryid, usertags); // get the latest directory with the blobs updated information directory = directoryDao.viewDirectory(directoryid, loginInfo.getValue(DbConstants.LOGIN_ID), login, DbConstants.READ_FROM_SLAVE, DbConstants.BLOB_READ_FROM_MASTER, DbConstants.WEBSITE_READ_FROM_SLAVE); } catch (BaseDaoException e) { return handleError("Exception occured in updateStreamBlob()/updateTags()/viewDirectory() for member " + login + " directoryid = " + directoryid, e); } String viewName = DbConstants.DIR_PHOTO_FOLDER; String blobtype = request.getParameter(DbConstants.BLOBTYPE); if (!RegexStrUtil.isNull(blobtype)) { if (blobtype.equals(DbConstants.FILE_CATEGORY)) { viewName = DbConstants.EDIT_DIR_BLOB_FILE; } int catValue = new Integer(blobtype).intValue(); if (catValue < GlobalConst.categoryMinSize || catValue > GlobalConst.categoryMaxSize) { return handleError("category/blobtype is > categoryMin/MaxSize, DirectoryupdateblobController"); } } StringBuffer sb = new StringBuffer(); if (tagList != null && tagList.size() > 0) { for (int i = 0; i < tagList.size(); i++) { Photo photo = (Photo) tagList.get(i); if (photo != null) { sb.append(photo.getValue(DbConstants.USER_TAGS)); sb.append(" "); } } } Directory cobrand = null; CobrandDao cobrandDao = (CobrandDao) getDaoMapper().getDao(DbConstants.COBRAND); if (cobrandDao == null) { return handleUserpageError("CobrandDao is null, DirectorygetblobController "); } try { cobrand = cobrandDao.getDirCobrand(directoryid); } catch (Exception e) { return handleError("exception getDirCobrand(), DirectorygetblobController ", e); } String pageNum = request.getParameter(DbConstants.PAGE_NUM); try { if (!RegexStrUtil.isNull(pageNum)) { NumberFormat nf = NumberFormat.getInstance(); Number mypageNum = nf.parse(pageNum); } } catch (ParseException e) { return handleError("pageNum has other than [0-9] characters, DirectorygetblobController.", e); } Map myModel = new HashMap(); myModel.put(DbConstants.LOGIN_INFO, loginInfo); if (sb != null) { myModel.put(DbConstants.USER_TAGS, sb.toString()); } else { myModel.put(DbConstants.USER_TAGS, " "); } myModel.put(DbConstants.DIRECTORY, directory); myModel.put(DbConstants.DIRNAME, directory.getValue(DbConstants.DIRNAME)); myModel.put(DbConstants.DIRECTORY_ID, directoryid); myModel.put(DbConstants.PAGE_NUM, pageNum); myModel.put(DbConstants.COBRAND, cobrand); myModel.put(DbConstants.DIR_EXISTS, rbDirectoryExists); myModel.put(DbConstants.USER_PAGE, userpage); myModel.put(DbConstants.SHARE_INFO, shareInfo); myModel.put(DbConstants.IS_DIRECTORY, "1"); myModel.put(DbConstants.VISITOR_PAGE, memberUserpage); myModel.put(DbConstants.BUSINESS_EXISTS, isBizExists(login)); myModel.put(DbConstants.SORT_BY, DbConstants.DATEDESC); myModel.put(DbConstants.SELECTION, DbConstants.DATE_DESC_STR); return new ModelAndView(viewName, "model", myModel); } /** * BaseDaoModel set by the spring framework. It maps the DAO implementation * to the pagetype. * * @param daoMapper set the BaseDaoModel instance */ public void setDaoMapper(BaseDaoModel daoMapper) { this.daoMapper = daoMapper; } /** * BaseDaoModel set by the spring framework. It maps the DAO implementation * to the pagetype. * * @return BaseDaoModel get the BaseDaoModel instance */ public BaseDaoModel getDaoMapper() { return daoMapper; } }