Java tutorial
/* * Aipo is a groupware program developed by Aimluck,Inc. * Copyright (C) 2004-2015 Aimluck,Inc. * http://www.aipo.com * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU Affero 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 Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ package com.aimluck.eip.wiki.util; import java.io.BufferedReader; import java.io.ByteArrayInputStream; import java.io.InputStreamReader; import java.util.ArrayList; import java.util.Calendar; import java.util.List; import javax.imageio.ImageIO; import org.apache.cayenne.exp.Expression; import org.apache.cayenne.exp.ExpressionFactory; import org.apache.commons.io.IOUtils; import org.apache.jetspeed.services.logging.JetspeedLogFactoryService; import org.apache.jetspeed.services.logging.JetspeedLogger; import org.apache.jetspeed.services.resources.JetspeedResources; import org.apache.turbine.util.RunData; import org.apache.velocity.context.Context; import com.aimluck.eip.cayenne.om.portlet.EipTWiki; import com.aimluck.eip.cayenne.om.portlet.EipTWikiFile; import com.aimluck.eip.common.ALFileNotRemovedException; import com.aimluck.eip.fileupload.beans.FileuploadBean; import com.aimluck.eip.fileupload.beans.FileuploadLiteBean; import com.aimluck.eip.fileupload.util.FileuploadUtils; import com.aimluck.eip.fileupload.util.FileuploadUtils.ShrinkImageSet; import com.aimluck.eip.orm.Database; import com.aimluck.eip.orm.query.Operations; import com.aimluck.eip.orm.query.SelectQuery; import com.aimluck.eip.services.storage.ALStorageService; import com.aimluck.eip.util.ALEipUtils; import com.aimluck.eip.util.ALLocalizationUtils; /** * Wiki??? <BR> * */ public class WikiFileUtils { /** logger */ private static final JetspeedLogger logger = JetspeedLogFactoryService.getLogger(WikiFileUtils.class.getName()); /** ??? */ public static final String FILE_ENCODING = JetspeedResources.getString("content.defaultencoding", "UTF-8"); /** WIKI???? */ private static final String FOLDER_FILEDIR_WIKI = JetspeedResources.getString("aipo.filedir", ""); /** ?????? */ private static final String CATEGORY_KEY = JetspeedResources.getString("aipo.wiki.categorykey", ""); /** * ???? * * @param uid * @return */ public static ArrayList<FileuploadLiteBean> getFileuploadList(RunData rundata) { String[] fileids = rundata.getParameters().getStrings(FileuploadUtils.KEY_FILEUPLOAD_ID_LIST); if (fileids == null) { return null; } ArrayList<String> hadfileids = new ArrayList<String>(); ArrayList<String> newfileids = new ArrayList<String>(); for (int j = 0; j < fileids.length; j++) { if (fileids[j].trim().startsWith("s")) { hadfileids.add(fileids[j].trim().substring(1)); } else { newfileids.add(fileids[j].trim()); } } ArrayList<FileuploadLiteBean> fileNameList = new ArrayList<FileuploadLiteBean>(); FileuploadLiteBean filebean = null; // ?????? if (newfileids.size() > 0) { String folderName = rundata.getParameters().getString(FileuploadUtils.KEY_FILEUPLOAD_FODLER_NAME); if (folderName == null || folderName.equals("")) { return null; } for (String newfileid : newfileids) { if ("".equals(newfileid)) { continue; } int fileid = 0; try { fileid = Integer.parseInt(newfileid); } catch (Exception e) { continue; } if (fileid == 0) { filebean = new FileuploadLiteBean(); filebean.initField(); filebean.setFolderName("photo"); filebean.setFileName(ALLocalizationUtils.getl10n("WIKI_PREVIOUS_PICTURE_FILE")); fileNameList.add(filebean); } else { BufferedReader reader = null; try { reader = new BufferedReader( new InputStreamReader( ALStorageService.getFile(FileuploadUtils.FOLDER_TMP_FOR_ATTACHMENT_FILES, ALEipUtils.getUserId(rundata) + ALStorageService.separator() + folderName, fileid + FileuploadUtils.EXT_FILENAME), FILE_ENCODING)); String line = reader.readLine(); if (line == null || line.length() <= 0) { continue; } filebean = new FileuploadLiteBean(); filebean.initField(); filebean.setFolderName(newfileid); filebean.setFileId(fileid); filebean.setFileName(line); fileNameList.add(filebean); } catch (Exception e) { logger.error("getFileuploadList", e); } finally { IOUtils.closeQuietly(reader); } } } } // ?????? if (hadfileids.size() > 0) { ArrayList<Integer> hadfileidsValue = new ArrayList<Integer>(); for (String hadfileid : hadfileids) { int fileid = 0; try { fileid = Integer.parseInt(hadfileid); hadfileidsValue.add(fileid); } catch (Exception e) { continue; } } try { SelectQuery<EipTWikiFile> reqquery = Database.query(EipTWikiFile.class); Expression reqexp1 = ExpressionFactory.inDbExp(EipTWikiFile.FILE_ID_PK_COLUMN, hadfileidsValue); reqquery.setQualifier(reqexp1); List<EipTWikiFile> requests = reqquery.fetchList(); for (EipTWikiFile file : requests) { filebean = new FileuploadBean(); filebean.initField(); filebean.setFileId(file.getFileId()); filebean.setFileName(file.getFileName()); filebean.setFlagNewFile(false); fileNameList.add(filebean); } } catch (Exception e) { logger.error("WikiUtils.getFileuploadList", e); } } return fileNameList; } public static boolean insertFileDataDelegate(RunData rundata, Context context, EipTWiki wiki, List<FileuploadLiteBean> fileuploadList, String folderName, List<String> msgList) { if (fileuploadList == null || fileuploadList.size() <= 0) { fileuploadList = new ArrayList<FileuploadLiteBean>(); } int uid = ALEipUtils.getUserId(rundata); String orgId = Database.getDomainName(); List<Integer> hadfileids = new ArrayList<Integer>(); for (FileuploadLiteBean file : fileuploadList) { if (!file.isNewFile()) { hadfileids.add(file.getFileId()); } } SelectQuery<EipTWikiFile> dbquery = Database.query(EipTWikiFile.class); dbquery.andQualifier(ExpressionFactory.matchExp(EipTWikiFile.WIKI_ID_PROPERTY, wiki.getWikiId())); List<EipTWikiFile> existsFiles = dbquery.fetchList(); List<EipTWikiFile> delFiles = new ArrayList<EipTWikiFile>(); for (EipTWikiFile file : existsFiles) { if (!hadfileids.contains(file.getFileId())) { delFiles.add(file); } } // ?????? if (delFiles.size() > 0) { int delsize = delFiles.size(); for (int i = 0; i < delsize; i++) { ALStorageService .deleteFile(WikiFileUtils.getSaveDirPath(orgId, uid) + (delFiles.get(i)).getFilePath()); } // ?? Database.deleteAll(delFiles); } // ? try { for (FileuploadLiteBean filebean : fileuploadList) { if (!filebean.isNewFile()) { continue; } // ?? String[] acceptExts = ImageIO.getWriterFormatNames(); ShrinkImageSet shrinkImageSet = FileuploadUtils.getBytesShrinkFilebean(orgId, folderName, uid, filebean, acceptExts, FileuploadUtils.DEF_THUMBNAIL_WIDTH, FileuploadUtils.DEF_THUMBNAIL_HEIGHT, msgList, true); String filename = "0_" + String.valueOf(System.nanoTime()); // ? EipTWikiFile file = Database.create(EipTWikiFile.class); // file.setOwnerId(Integer.valueOf(uid)); // ID file.setEipTWiki(wiki); // ?? file.setFileName(filebean.getFileName()); // file.setFilePath(WikiFileUtils.getRelativePath(filename)); // ?? if (shrinkImageSet != null && shrinkImageSet.getShrinkImage() != null) { file.setFileThumbnail(shrinkImageSet.getShrinkImage()); } // ? file.setCreateDate(Calendar.getInstance().getTime()); // file.setUpdateDate(Calendar.getInstance().getTime()); if (shrinkImageSet != null && shrinkImageSet.getFixImage() != null) { // ?? ALStorageService.createNewFile(new ByteArrayInputStream(shrinkImageSet.getFixImage()), FOLDER_FILEDIR_WIKI + ALStorageService.separator() + Database.getDomainName() + ALStorageService.separator() + CATEGORY_KEY + ALStorageService.separator() + uid + ALStorageService.separator() + filename); } else { // ? ALStorageService.copyTmpFile(uid, folderName, String.valueOf(filebean.getFileId()), FOLDER_FILEDIR_WIKI, CATEGORY_KEY + ALStorageService.separator() + uid, filename); } } // ?? ALStorageService.deleteTmpFolder(uid, folderName); } catch (Exception e) { Database.rollback(); logger.error("WikiFileUtils.insertFileDataDelegate", e); return false; } return true; } /** * ?????? * * @param uid * @return */ public static String getSaveDirPath(String orgId, int uid) { return ALStorageService.getDocumentPath(FOLDER_FILEDIR_WIKI, CATEGORY_KEY + ALStorageService.separator() + uid); } /** * ?????? * * @param uid * @return */ public static String getRelativePath(String fileName) { return new StringBuffer().append("/").append(fileName).toString(); } public static List<FileuploadBean> getAttachmentFiles(Integer wikiId) { SelectQuery<EipTWikiFile> query = Database.query(EipTWikiFile.class); query.where(Operations.eq(EipTWikiFile.WIKI_ID_PROPERTY, wikiId)); query.orderAscending(EipTWikiFile.UPDATE_DATE_PROPERTY); query.orderAscending(EipTWikiFile.FILE_PATH_PROPERTY); List<EipTWikiFile> result = query.fetchList(); List<FileuploadBean> beanlist = new ArrayList<FileuploadBean>(); for (EipTWikiFile file : result) { FileuploadBean bean = new FileuploadBean(); bean.initField(); bean.setFileId(file.getFileId()); bean.setFileName(file.getFileName()); bean.setFlagNewFile(false); javax.activation.DataHandler hData = new javax.activation.DataHandler( new javax.activation.FileDataSource(file.getFileName())); if (hData != null) { bean.setContentType(hData.getContentType()); } bean.setIsImage(FileuploadUtils.isImage(file.getFileName())); beanlist.add(bean); } return beanlist; } /** * ???? <BR> * * @param rundata * @param context * @return */ public static EipTWikiFile getEipTWikiFile(RunData rundata) { int attachmentIndex = rundata.getParameters().getInt("attachmentIndex", -1); if (attachmentIndex < 0) { return null; } SelectQuery<EipTWikiFile> query = Database.query(EipTWikiFile.class); Expression exp = ExpressionFactory.matchDbExp(EipTWikiFile.FILE_ID_PK_COLUMN, Integer.valueOf(attachmentIndex)); query.andQualifier(exp); return query.fetchSingle(); } public static void deleteFiles(Integer wikiId) throws ALFileNotRemovedException { /** eip_t_wiki_file has delete cascade, not delete files from database here */ if (null == wikiId) { return; } String orgId = Database.getDomainName(); SelectQuery<EipTWikiFile> query = Database.query(EipTWikiFile.class); query.setQualifier(ExpressionFactory.matchExp(EipTWikiFile.WIKI_ID_PROPERTY, wikiId)); List<EipTWikiFile> fileList = query.fetchList(); try { for (EipTWikiFile file : fileList) { ALStorageService.deleteFile(getSaveDirPath(orgId, file.getOwnerId()) + file.getFilePath()); } } catch (Exception e) { throw new ALFileNotRemovedException(e); } } }