commit | author | age
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/* |
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Dateiverwaltung - File management in your browser |
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Copyright (C) 2017 Ulrich Hilger, http://uhilger.de |
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This program is free software: you can redistribute it and/or modify |
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it under the terms of the GNU Affero General Public License as |
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published by the Free Software Foundation, either version 3 of the |
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License, or (at your option) any later version. |
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU Affero General Public License for more details. |
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You should have received a copy of the GNU Affero General Public License |
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along with this program. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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package de.uhilger.filecms.api; |
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import de.uhilger.filecms.data.FileRef; |
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import de.uhilger.filecms.pub.AbstractComparator; |
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import de.uhilger.filecms.pub.FileNameComparator; |
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import de.uhilger.filecms.pub.ImgFileFilter; |
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import de.uhilger.wbx.Bild; |
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import de.uhilger.wbx.WbxUtils; |
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import static de.uhilger.wbx.WbxUtils.EMPTY_STRING; |
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import static de.uhilger.wbx.WbxUtils.WBX_FILE_BASE; |
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import de.uhilger.wbx.data.Inhalt; |
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import de.uhilger.wbx.web.TNServlet; |
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import java.io.File; |
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import java.io.FileFilter; |
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import java.io.FileInputStream; |
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import java.io.FileNotFoundException; |
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import java.io.FileOutputStream; |
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import java.io.FileReader; |
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import java.io.FileWriter; |
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import java.io.IOException; |
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import java.io.InputStream; |
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import java.io.Reader; |
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import java.security.Principal; |
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import java.util.ArrayList; |
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import java.util.Arrays; |
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import java.util.Collections; |
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import java.util.Comparator; |
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import java.util.Enumeration; |
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import java.util.Iterator; |
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import java.util.List; |
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import java.util.logging.Level; |
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import java.util.logging.Logger; |
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import java.util.zip.Adler32; |
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import java.util.zip.CheckedOutputStream; |
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import java.util.zip.ZipEntry; |
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import java.util.zip.ZipFile; |
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import java.util.zip.ZipOutputStream; |
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import javax.servlet.http.HttpServletRequest; |
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import net.coobird.thumbnailator.Thumbnails; |
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import org.apache.commons.io.FileUtils; |
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import org.apache.commons.io.filefilter.WildcardFileFilter; |
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/** |
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* Methoden zur Verwaltung von Dateien |
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*/ |
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public class FileMgr extends Api { |
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private static final Logger logger = Logger.getLogger(FileMgr.class.getName()); |
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public static final int OP_COPY = 1; |
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public static final int OP_MOVE = 2; |
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public static final String DOT = "."; |
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public String hallo() { |
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return "Hallo Welt!"; |
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} |
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/** |
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* Inhalte der WebBox listen. Hier wird nur der relative Pfad |
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* ausgehend von www oder home ausgegeben sowie zudem ausgehend |
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* von $daten und $basis, sofern der Benutzer die Rolle wbxAdmin hat. |
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* |
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* Andere Inhalte werden nicht ausgegeben. |
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* |
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* @param relPath |
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* @return |
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*/ |
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public List<FileRef> list(String relPath) { |
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return listInt(relPath, "name", AbstractComparator.ORDER_ASC); |
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} |
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public List<FileRef> listOrdered(String relPath, String orderBy, String order) { |
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return listInt(relPath, orderBy, order); |
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} |
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/** |
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* Inhalte der WebBox listen. Hier wird nur der relative Pfad |
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* ausgehend von www oder home ausgegeben sowie zudem ausgehend |
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* von $daten und $basis, sofern der Benutzer die Rolle wbxAdmin hat. |
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* |
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* Andere Inhalte werden nicht ausgegeben. |
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* |
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* @param relPath |
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* @param orderBy 'name' |
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* @param order AbstractComparator.ORDER_ASC oder AbstractComparator.ORDER_DESC |
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* @return |
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*/ |
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private List<FileRef> listInt(String relPath, String orderBy, String order) { |
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Bild bild = new Bild(); |
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List<FileRef> files = new ArrayList(); |
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if (!relPath.startsWith(".") && !relPath.contains("WEB-INF") && !relPath.contains("META-INF")) { |
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if (relPath.length() == 0) { |
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FileRef namedPublicFolder = new FileRef(PUB_DIR_NAME, true); |
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logger.finer(namedPublicFolder.getAbsolutePath()); |
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FileRef namedHomeFolder = new FileRef(HOME_DIR_NAME, true); |
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logger.finer(namedHomeFolder.getAbsolutePath()); |
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FileRef namedDavFolder = new FileRef(DAV_DIR_NAME, true); |
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logger.finer(namedDavFolder.getAbsolutePath()); |
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files = new ArrayList(); |
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files.add(namedHomeFolder); |
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files.add(namedPublicFolder); |
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files.add(namedDavFolder); |
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if (getRequest().isUserInRole(WBX_ADMIN_ROLE)) { |
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FileRef namedBaseFolder = new FileRef(WBX_BASE, true); |
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FileRef namedDataFolder = new FileRef(WBX_DATA, true); |
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files.add(namedBaseFolder); |
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files.add(namedDataFolder); |
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} |
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} else { |
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String path = getTargetDir(relPath).getAbsolutePath(); |
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logger.fine("listing path: " + path); |
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File dir = new File(path); |
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if (dir.exists()) { |
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File[] fileArray = dir.listFiles(new ImgFileFilter()); |
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if (orderBy != null && orderBy.equalsIgnoreCase("name")) { |
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Arrays.sort(fileArray, new FileNameComparator(order)); |
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} else { |
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Arrays.sort(fileArray, new FileNameComparator(AbstractComparator.ORDER_ASC)); |
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} |
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for (int i = 0; i < fileArray.length; i++) { |
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logger.fine(fileArray[i].toURI().toString()); |
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String fname = fileArray[i].toURI().toString().replace("file:/", ""); |
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if (fileArray[i].isDirectory()) { |
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fname = fname.substring(0, fname.length() - 1); |
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} |
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logger.fine(fname); |
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if(!fname.contains("WEB-INF") && !fname.contains("META-INF")) { |
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long fLen = fileArray[i].length(); |
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long lastMod = fileArray[i].lastModified(); |
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FileRef ref = new FileRef(fname, fileArray[i].isDirectory(), fileArray[i].isHidden(), lastMod, fLen); |
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ref.setMimetype(bild.getMimeType(fileArray[i])); |
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files.add(ref); |
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} |
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} |
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} |
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} |
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} |
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return files; |
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} |
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public List<Inhalt> collect(String relativePath, int maxTiefe, int maxAnzahl, int len) { |
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WbxUtils wu = new WbxUtils(); |
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HttpServletRequest req = getRequest(); |
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String requestUrl = req.getRequestURL().toString(); |
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String contextPath = req.getContextPath(); |
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return wu.collectFiles(requestUrl, contextPath, relativePath, maxTiefe, maxAnzahl, len); |
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} |
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public FileRef newFolder(String relPath, String folderName) { |
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if (!relPath.startsWith(".")) { |
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logger.finer(relPath); |
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String targetPath = null; |
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if(relPath.startsWith(PUB_DIR_NAME)) { |
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targetPath = PUB_DIR_PATH + getUserName() + "/" + relPath.substring(PUB_DIR_NAME.length()) + "/" + folderName; |
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} else if(relPath.startsWith(HOME_DIR_NAME)) { |
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targetPath = HOME_DIR_PATH + getUserName() + "/" + relPath.substring(HOME_DIR_NAME.length()) + "/" + folderName; |
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} else { |
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// kann eigentlich nicht sein.. |
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} |
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logger.finer(targetPath); |
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File targetDir = new File(getBase().getAbsolutePath(), targetPath); |
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targetDir.mkdirs(); |
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return new FileRef(targetDir.getAbsolutePath(), true); |
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} else { |
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return null; |
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} |
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} |
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public String getCode(String relPath, String fileName) { |
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String code = null; |
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if (!relPath.startsWith(".")) { |
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Object p = getRequest().getUserPrincipal(); |
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if (p instanceof Principal) { |
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Reader reader = null; |
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try { |
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File targetFile = new File(getTargetDir(relPath), fileName); |
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//reader = new InputStreamReader(new FileInputStream(targetFile), "UTF8"); |
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reader = new FileReader(targetFile); |
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StringBuffer buf = new StringBuffer(); |
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char[] readBuffer = new char[1024]; |
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int charsRead = reader.read(readBuffer); |
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while (charsRead > -1) { |
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buf.append(readBuffer, 0, charsRead); |
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charsRead = reader.read(readBuffer); |
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} |
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code = buf.toString(); |
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} catch (FileNotFoundException ex) { |
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Logger.getLogger(FileMgr.class.getName()).log(Level.SEVERE, null, ex); |
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} catch (IOException ex) { |
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Logger.getLogger(FileMgr.class.getName()).log(Level.SEVERE, null, ex); |
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} finally { |
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try { |
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reader.close(); |
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} catch (IOException ex) { |
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Logger.getLogger(FileMgr.class.getName()).log(Level.SEVERE, null, ex); |
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} |
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} |
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} |
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} |
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return code; |
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} |
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public String renameFile(String relPath, String fname, String newName) { |
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if (!relPath.startsWith(".")) { |
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File targetDir = getTargetDir(relPath); |
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File file = new File(targetDir, fname); |
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if(fname.endsWith(TNServlet.JPEG) || fname.endsWith(TNServlet.JPG) || fname.endsWith(TNServlet.PNG)) { |
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renameImgFiles(targetDir, file, newName); |
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} else { |
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file.renameTo(new File(targetDir, newName)); |
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} |
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return fname + " umbenannt zu " + newName; |
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} else { |
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return "Pfad nicht erlaubt."; |
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} |
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} |
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public void renameImgFiles(File targetDir, File targetFile, String newName) { |
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String alt; |
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String neu; |
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int newdotpos = newName.lastIndexOf(DOT); |
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String newfname = newName.substring(0, newdotpos); |
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String newext = newName.substring(newdotpos); |
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logger.fine("newfname: " + newfname + ", newext: " + newext); |
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String fnameext = targetFile.getName(); |
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int dotpos = fnameext.lastIndexOf(DOT); |
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String fname = fnameext.substring(0, dotpos); |
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String ext = fnameext.substring(dotpos); |
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logger.fine("fname: " + fname + ", ext: " + ext); |
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FileFilter fileFilter = new WildcardFileFilter(fname + "*" + ext); |
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File[] files = targetDir.listFiles(fileFilter); |
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for (int i = 0; i < files.length; i++) { |
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alt = files[i].getName(); |
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logger.fine("alt: " + alt); |
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if(alt.contains(TNServlet.TN)) { |
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neu = newfname + TNServlet.TN + newext; |
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} else if (alt.contains(TNServlet.KL)) { |
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neu = newfname + TNServlet.KL + newext; |
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} else if(alt.contains(TNServlet.GR)) { |
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neu = newfname + TNServlet.GR + newext; |
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} else if(alt.contains(TNServlet.MT)) { |
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neu = newfname + TNServlet.MT + newext; |
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} else if(alt.contains(TNServlet.SM)) { |
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neu = newfname + TNServlet.SM + newext; |
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} else { |
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neu = newName; |
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} |
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files[i].renameTo(new File(targetDir, neu)); |
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logger.fine("neu: " + neu); |
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} |
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} |
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public String deleteFiles(String relPath, List fileNames) { |
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String result = null; |
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try { |
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logger.fine(fileNames.toString()); |
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if (!relPath.startsWith(DOT)) { |
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File targetDir = getTargetDir(relPath); |
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for(int i=0; i < fileNames.size(); i++) { |
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Object o = fileNames.get(i); |
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if(o instanceof ArrayList) { |
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ArrayList al = (ArrayList) o; |
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logger.fine(al.get(0).toString()); |
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File targetFile = new File(targetDir, al.get(0).toString()); |
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logger.fine(targetFile.getAbsolutePath()); |
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if(targetFile.isDirectory()) { |
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FileUtils.deleteDirectory(targetFile); |
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} else { |
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/* |
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Wenn targetFile mit jpg, jpeg oder png endet, |
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muss eine Unterfunktion eine Liste aller Dateien bilden, |
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die so heissen, also z.B. alle [Dateiname]*.jpg |
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*/ |
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String fname = targetFile.getName().toLowerCase(); |
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if(fname.endsWith(TNServlet.JPEG) || fname.endsWith(TNServlet.JPG) || fname.endsWith(TNServlet.PNG)) { |
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deleteImgFiles(targetDir, targetFile); |
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} else { |
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targetFile.delete(); |
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} |
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} |
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} |
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} |
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result = "deleted"; |
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} |
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} catch (Throwable ex) { |
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logger.log(Level.SEVERE, ex.getLocalizedMessage(), ex); |
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} |
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return result; |
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} |
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public void deleteImgFiles(File targetDir, File targetFile) { |
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String fnameext = targetFile.getName(); |
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int dotpos = fnameext.lastIndexOf(DOT); |
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String fname = fnameext.substring(0, dotpos); |
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String ext = fnameext.substring(dotpos); |
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logger.fine("fname: " + fname + ", ext: " + ext); |
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FileFilter fileFilter = new WildcardFileFilter(fname + "*" + ext); |
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File[] files = targetDir.listFiles(fileFilter); |
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for (int i = 0; i < files.length; i++) { |
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logger.fine(files[i].getName()); |
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files[i].delete(); |
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} |
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} |
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public String copyFiles(String fromPath, String toPath, List fileNames) { |
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return copyOrMoveFiles(fromPath, toPath, fileNames, OP_COPY); |
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} |
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public String moveFiles(String fromPath, String toPath, List fileNames) { |
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return copyOrMoveFiles(fromPath, toPath, fileNames, OP_MOVE); |
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} |
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private String copyOrMoveFiles(String fromPath, String toPath, List fileNames, int operation) { |
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String result = null; |
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try { |
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if (!fromPath.startsWith(".")) { |
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File srcDir = getTargetDir(fromPath); |
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File targetDir = getTargetDir(toPath); |
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Iterator i = fileNames.iterator(); |
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while(i.hasNext()) { |
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Object o = i.next(); |
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if (o instanceof ArrayList) { |
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ArrayList al = (ArrayList) o; |
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File srcFile = new File(srcDir, al.get(0).toString()); |
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if(srcFile.isDirectory()) { |
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if(operation == OP_MOVE) { |
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FileUtils.moveDirectoryToDirectory(srcFile, targetDir, false); |
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} else { |
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FileUtils.copyDirectoryToDirectory(srcFile, targetDir); |
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} |
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} else { |
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if(operation == OP_MOVE) { |
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FileUtils.moveFileToDirectory(srcFile, targetDir, false); |
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} else { |
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FileUtils.copyFileToDirectory(srcFile, targetDir); |
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} |
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} |
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} |
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} |
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} |
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} catch (IOException ex) { |
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logger.log(Level.SEVERE, ex.getLocalizedMessage(), ex); |
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} |
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return result; |
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} |
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public FileRef saveTextFileAs(String relPath, String fileName, String contents) { |
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FileRef savedFile = null; |
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logger.fine(relPath + " " + fileName); |
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if (!relPath.startsWith(".")) { |
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//FileRef datenRef = getBase(); |
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Object p = getRequest().getUserPrincipal(); |
|
377 |
if(p instanceof Principal) { |
|
378 |
File targetFile = new File(getTargetDir(relPath), fileName); |
|
379 |
if(targetFile.exists()) { |
|
380 |
targetFile = getNewFileName(targetFile); |
|
381 |
} else { |
|
382 |
targetFile.getParentFile().mkdirs(); |
|
383 |
} |
|
384 |
saveToFile(targetFile, contents); |
47e9d4
|
385 |
} |
U |
386 |
} |
|
387 |
return savedFile; |
|
388 |
} |
|
389 |
|
|
390 |
private File getNewFileName(File file) { |
|
391 |
File dir = file.getParentFile(); |
|
392 |
String targetName = file.getName(); |
|
393 |
logger.fine("targetName: " + targetName); |
|
394 |
String ext = ""; |
|
395 |
int dotpos = targetName.indexOf("."); |
|
396 |
if(dotpos > -1) { |
|
397 |
ext = targetName.substring(dotpos); |
|
398 |
targetName = targetName.substring(0, dotpos); |
|
399 |
} |
|
400 |
logger.fine("targetName: " + targetName + ", ext: " + ext); |
|
401 |
int i = 1; |
|
402 |
while(file.exists()) { |
|
403 |
StringBuffer buf = new StringBuffer(); |
|
404 |
buf.append(targetName); |
|
405 |
buf.append("-"); |
|
406 |
buf.append(i); |
|
407 |
if(ext.length() > 0) { |
|
408 |
buf.append(ext); |
|
409 |
} |
|
410 |
file = new File(dir, buf.toString()); |
|
411 |
i++; |
|
412 |
} |
|
413 |
logger.fine("new file: " + file.getName()); |
|
414 |
return file; |
942d63
|
415 |
} |
47e9d4
|
416 |
|
U |
417 |
private FileRef saveToFile(File targetFile, String contents) { |
ea7193
|
418 |
FileRef savedFile = null; |
e5ff42
|
419 |
try { |
47e9d4
|
420 |
targetFile.createNewFile(); |
U |
421 |
FileWriter w = new FileWriter(targetFile); |
942d63
|
422 |
//w.write(StringEscapeUtils.unescapeHtml(contents)); |
47e9d4
|
423 |
w.write(contents); |
U |
424 |
w.flush(); |
|
425 |
w.close(); |
|
426 |
savedFile = new FileRef( |
|
427 |
targetFile.getAbsolutePath(), |
|
428 |
targetFile.isDirectory(), |
|
429 |
targetFile.isHidden(), |
|
430 |
targetFile.lastModified(), |
|
431 |
targetFile.length()); |
e5ff42
|
432 |
} catch (IOException ex) { |
47e9d4
|
433 |
logger.log(Level.SEVERE, ex.getLocalizedMessage(), ex); |
U |
434 |
} |
|
435 |
return savedFile; |
|
436 |
} |
|
437 |
|
|
438 |
public FileRef saveTextFile(String relPath, String fileName, String contents) { |
|
439 |
FileRef savedFile = null; |
|
440 |
logger.fine(relPath + " " + fileName); |
eb2a2d
|
441 |
if (!relPath.startsWith(".")) { |
U |
442 |
//FileRef datenRef = getBase(); |
|
443 |
Object p = getRequest().getUserPrincipal(); |
|
444 |
if(p instanceof Principal) { |
|
445 |
File targetFile = new File(getTargetDir(relPath), fileName); |
|
446 |
if(targetFile.exists()) { |
|
447 |
/* |
|
448 |
muss delete() sein? |
|
449 |
pruefen: ueberschreibt der FileWriter den alteen Inhalt oder |
|
450 |
entsteht eine unerwuenschte Mischung aus altem und neuem |
|
451 |
Inhalt? |
|
452 |
*/ |
|
453 |
targetFile.delete(); |
|
454 |
} else { |
|
455 |
targetFile.getParentFile().mkdirs(); |
|
456 |
} |
|
457 |
saveToFile(targetFile, contents); |
47e9d4
|
458 |
} |
e5ff42
|
459 |
} |
ea7193
|
460 |
return savedFile; |
U |
461 |
} |
438b16
|
462 |
|
U |
463 |
public String bildVerkleinern(String relPath, String bildName) { |
eb2a2d
|
464 |
if (!relPath.startsWith(".")) { |
U |
465 |
File dir = getTargetDir(relPath); |
|
466 |
File original = new File(dir, bildName); |
|
467 |
Bild bild = new Bild(); |
|
468 |
//for (int i = 0; i < Bild.GR.length; i++) { |
|
469 |
|
438b16
|
470 |
//int gr = bild.getVariantenGroesse(i); |
U |
471 |
String ext = ""; |
|
472 |
String nurname = bildName; |
|
473 |
int dotpos = bildName.indexOf("."); |
|
474 |
if (dotpos > -1) { |
|
475 |
ext = bildName.substring(dotpos); |
|
476 |
nurname = bildName.substring(0, dotpos); |
|
477 |
} |
eb2a2d
|
478 |
|
bb9f8c
|
479 |
// 120, 240, 500, 700, 1200 |
U |
480 |
|
|
481 |
|
|
482 |
for (int i = 0; i < Bild.GR.length; i++) { |
|
483 |
StringBuffer buf = new StringBuffer(); |
|
484 |
buf.append(nurname); |
|
485 |
buf.append(bild.getVariantenName(i)); |
|
486 |
buf.append(ext); |
|
487 |
File newImgFile = new File(dir, buf.toString()); |
|
488 |
try { |
|
489 |
Thumbnails.of(original) |
|
490 |
.size(bild.getVariantenGroesse(i), bild.getVariantenGroesse(i)) |
|
491 |
.keepAspectRatio(true) |
8a8152
|
492 |
.outputQuality(0.7) |
bb9f8c
|
493 |
.toFile(newImgFile); |
U |
494 |
} catch (IOException ex) { |
|
495 |
logger.log(Level.SEVERE, ex.getLocalizedMessage(), ex); |
|
496 |
} |
|
497 |
} |
eb2a2d
|
498 |
return "ok"; |
U |
499 |
} else { |
|
500 |
return "Pfad micht erlaubt."; |
|
501 |
} |
438b16
|
502 |
} |
6bd2c1
|
503 |
|
bb9f8c
|
504 |
public String bildRotieren(String relPath, String bildName) { |
U |
505 |
if (!relPath.startsWith(".")) { |
|
506 |
File dir = getTargetDir(relPath); |
|
507 |
File original = new File(dir, bildName); |
|
508 |
|
|
509 |
String ext = ""; |
|
510 |
String nurname = bildName; |
|
511 |
int dotpos = bildName.indexOf("."); |
|
512 |
if (dotpos > -1) { |
|
513 |
ext = bildName.substring(dotpos); |
|
514 |
nurname = bildName.substring(0, dotpos); |
|
515 |
} |
|
516 |
|
|
517 |
StringBuffer buf = new StringBuffer(); |
|
518 |
buf.append(nurname); |
|
519 |
buf.append("-rot"); |
|
520 |
buf.append(ext); |
|
521 |
File newImgFile = new File(dir, buf.toString()); |
|
522 |
|
|
523 |
logger.fine("original: " + original.getAbsolutePath() + " newImgFile: " + newImgFile.getAbsolutePath()); |
|
524 |
|
|
525 |
try { |
|
526 |
Thumbnails.of(original) |
|
527 |
.scale(1) |
|
528 |
.rotate(90) |
|
529 |
.toFile(newImgFile); |
|
530 |
} catch (IOException ex) { |
|
531 |
logger.log(Level.SEVERE, ex.getLocalizedMessage(), ex); |
|
532 |
} |
|
533 |
|
|
534 |
|
|
535 |
return "ok"; |
|
536 |
} else { |
|
537 |
return "Pfad micht erlaubt."; |
|
538 |
} |
|
539 |
} |
af9930
|
540 |
|
U |
541 |
/* --------- ZIP entpacken ---------------- */ |
|
542 |
|
6bd2c1
|
543 |
public String extractZipfile(String relPath, String filename) { |
eb2a2d
|
544 |
String result = null; |
U |
545 |
if (!relPath.startsWith(".")) { |
|
546 |
try { |
|
547 |
File targetDir = getTargetDir(relPath); |
|
548 |
File archive = new File(targetDir, filename); |
|
549 |
if(extract(archive)) { |
|
550 |
result = "ok"; |
|
551 |
} else { |
|
552 |
result = "error while extracting"; |
|
553 |
} |
|
554 |
} catch(Exception ex) { |
|
555 |
result = ex.getLocalizedMessage(); |
|
556 |
logger.log(Level.SEVERE, ex.getLocalizedMessage(), ex); |
6bd2c1
|
557 |
} |
U |
558 |
} |
|
559 |
return result; |
|
560 |
} |
|
561 |
|
|
562 |
/** |
|
563 |
* extract a given ZIP archive to the folder respective archive resides in |
|
564 |
* @param archive the archive to extract |
|
565 |
* @throws Exception |
|
566 |
*/ |
|
567 |
private boolean extract(File archive) throws Exception { |
|
568 |
ZipFile zipfile = new ZipFile(archive); |
|
569 |
Enumeration en = zipfile.entries(); |
|
570 |
while(en.hasMoreElements()) { |
|
571 |
ZipEntry zipentry = (ZipEntry) en.nextElement(); |
|
572 |
unzip(zipfile, zipentry, archive.getParent()); |
|
573 |
} |
|
574 |
zipfile.close(); |
|
575 |
return true; |
|
576 |
} |
|
577 |
|
|
578 |
/** |
|
579 |
* unzip a given entry of a given zip file to a given location |
|
580 |
* @param zipfile the zip file to read an entry from |
|
581 |
* @param zipentry the zip entry to read |
|
582 |
* @param destPath the path to the destination location for the extracted content |
|
583 |
* @throws IOException |
|
584 |
*/ |
|
585 |
private void unzip(ZipFile zipfile, ZipEntry zipentry, String destPath) throws IOException { |
|
586 |
byte buf[] = new byte[1024]; |
|
587 |
InputStream is = zipfile.getInputStream(zipentry); |
|
588 |
String outFileName = destPath + File.separator + zipentry.getName(); |
|
589 |
File file = new File(outFileName); |
|
590 |
if(!zipentry.isDirectory()) { |
|
591 |
file.getParentFile().mkdirs(); |
|
592 |
if(!file.exists()) |
|
593 |
file.createNewFile(); |
|
594 |
FileOutputStream fos = new FileOutputStream(file); |
|
595 |
int i = is.read(buf, 0, 1024); |
|
596 |
while(i > -1) { |
|
597 |
fos.write(buf, 0, i); |
|
598 |
i = is.read(buf, 0, 1024); |
|
599 |
} |
|
600 |
fos.close(); |
|
601 |
is.close(); |
|
602 |
} else { |
|
603 |
file.mkdirs(); |
|
604 |
} |
|
605 |
} |
|
606 |
|
af9930
|
607 |
/* ------------- Ornder als ZIP packen --------------- */ |
U |
608 |
|
|
609 |
public String packFolder(String relPath) { |
|
610 |
if (!relPath.startsWith(".")) { |
|
611 |
try { |
|
612 |
File targetDir = getTargetDir(relPath); |
|
613 |
File parentDir = targetDir.getParentFile(); |
|
614 |
StringBuffer fname = new StringBuffer(); |
|
615 |
fname.append(targetDir.getName()); |
|
616 |
fname.append(".zip"); |
|
617 |
File archiveFile = new File(parentDir, fname.toString()); |
|
618 |
FileRef folderToPack = new FileRef(targetDir.getAbsolutePath()); |
|
619 |
FileRef archive = new FileRef(archiveFile.getAbsolutePath()); |
|
620 |
pack(folderToPack, archive); |
|
621 |
return "ok"; |
|
622 |
} catch(Exception ex) { |
|
623 |
String result = ex.getLocalizedMessage(); |
|
624 |
logger.log(Level.SEVERE, result, ex); |
|
625 |
return result; |
|
626 |
} |
|
627 |
} else { |
|
628 |
return "Falsche relative Pfadangabe"; |
|
629 |
} |
|
630 |
} |
|
631 |
|
|
632 |
/** |
|
633 |
* pack the contents of a given folder into a new ZIP compressed archive |
|
634 |
* @param folder the folder to pack |
|
635 |
* @param archive the archive to create from the given files |
|
636 |
* @throws Exception |
|
637 |
*/ |
|
638 |
private boolean pack(FileRef folder, FileRef archive) throws Exception { |
|
639 |
File file = new File(archive.getAbsolutePath()); |
|
640 |
FileOutputStream fos = new FileOutputStream(file); |
|
641 |
CheckedOutputStream checksum = new CheckedOutputStream(fos, new Adler32()); |
|
642 |
ZipOutputStream zos = new ZipOutputStream(checksum); |
|
643 |
pack(zos, folder.getAbsolutePath(), ""); |
|
644 |
zos.flush(); |
|
645 |
zos.finish(); |
|
646 |
zos.close(); |
|
647 |
fos.flush(); |
|
648 |
fos.close(); |
|
649 |
return true; |
|
650 |
} |
|
651 |
|
|
652 |
/** |
|
653 |
* go through the given file structure recursively |
|
654 |
* @param zipFile the ZIP file to write to |
|
655 |
* @param srcDir the directory to pack during this cycle |
|
656 |
* @param subDir the subdirectory to append to names of file entries inside the archive |
|
657 |
* @throws IOException |
|
658 |
*/ |
|
659 |
private void pack(ZipOutputStream zipFile, String srcDir, String subDir) throws IOException { |
|
660 |
File[] files = new File(srcDir).listFiles(); |
|
661 |
for(int i = 0; i < files.length; i++) { |
|
662 |
if(files[i].isDirectory()) { |
|
663 |
pack(zipFile, files[i].getAbsolutePath(), subDir + File.separator + files[i].getName()); |
|
664 |
} |
|
665 |
else { |
|
666 |
packFile(zipFile, subDir, files[i]); |
|
667 |
} |
|
668 |
} |
|
669 |
} |
|
670 |
|
|
671 |
/** |
|
672 |
* pack a given file |
|
673 |
* @param zipFile the ZIP archive to pack to |
|
674 |
* @param dir the directory name to append to name of file entry inside archive |
|
675 |
* @param file the file to pack |
|
676 |
* @throws IOException |
|
677 |
*/ |
|
678 |
private void packFile(ZipOutputStream zipFile, String dir, File file) throws IOException |
|
679 |
{ |
|
680 |
FileInputStream fileinputstream = new FileInputStream(file); |
|
681 |
byte buf[] = new byte[fileinputstream.available()]; |
|
682 |
fileinputstream.read(buf); |
|
683 |
String dirWithSlashes = dir.replace('\\', '/'); |
|
684 |
//System.out.println("zipping " + dirWithSlashes + "/" + file.getName()); |
|
685 |
ZipEntry ze = new ZipEntry(dirWithSlashes + "/" + file.getName()); |
|
686 |
ze.setMethod(ZipEntry.DEFLATED); |
|
687 |
zipFile.putNextEntry(ze); |
|
688 |
zipFile.write(buf, 0, buf.length); |
|
689 |
zipFile.closeEntry(); |
|
690 |
fileinputstream.close(); |
|
691 |
} |
|
692 |
|
6bd2c1
|
693 |
|
438b16
|
694 |
|
5efd94
|
695 |
/* ---- Hilfsfunktionen ---- */ |
ea7193
|
696 |
|
547755
|
697 |
} |