| | |
| | | |
| | | package de.uhilger.filecms.api; |
| | | |
| | | import de.uhilger.filecms.web.Initialiser; |
| | | import de.uhilger.filesystem.FileRef; |
| | | import de.uhilger.filesystem.FileSystem; |
| | | import de.uhilger.filesystem.LocalFileSystem; |
| | | import de.uhilger.filecms.data.Bild; |
| | | import de.uhilger.filecms.data.FileRef; |
| | | import de.uhilger.filecms.pub.AbstractComparator; |
| | | import de.uhilger.filecms.pub.FileDateComparator; |
| | | import de.uhilger.filecms.pub.FileNameComparator; |
| | | import java.awt.Container; |
| | | import java.awt.Image; |
| | | import java.awt.MediaTracker; |
| | | import java.awt.Toolkit; |
| | | import java.io.File; |
| | | import java.io.FileNotFoundException; |
| | | import java.io.FileOutputStream; |
| | | import java.io.FileReader; |
| | | import java.io.FileWriter; |
| | | import java.io.IOException; |
| | | import java.io.InputStream; |
| | | import java.io.Reader; |
| | | import java.security.Principal; |
| | | import java.util.ArrayList; |
| | | import java.util.Arrays; |
| | | import java.util.Enumeration; |
| | | import java.util.Iterator; |
| | | import java.util.List; |
| | | import java.util.logging.Level; |
| | | import java.util.logging.Logger; |
| | | import java.util.zip.ZipEntry; |
| | | import java.util.zip.ZipFile; |
| | | import org.apache.commons.io.FileUtils; |
| | | |
| | | /** |
| | | * |
| | | * @author ulrich |
| | | * Methoden zur Verwaltung von Dateien |
| | | */ |
| | | public class FileMgr extends Api { |
| | | private static final Logger logger = Logger.getLogger(FileMgr.class.getName()); |
| | | |
| | | public static final String PUB_DIR_PATH = "www/"; |
| | | public static final String HOME_DIR_PATH = "home/"; |
| | | public static final String PUB_DIR_NAME = "Oeffentlich"; |
| | | public static final String HOME_DIR_NAME = "Persoenlicher Ordner"; |
| | | |
| | | public static final int OP_COPY = 1; |
| | | public static final int OP_MOVE = 2; |
| | | |
| | | public String hallo() { |
| | | return "Hallo Welt!"; |
| | | } |
| | | |
| | | /** |
| | | * Inhalte der WebBox listen. Hier wird nur der relative Pfad |
| | | * ausgehend von www oder home ausgegeben sowie zudem ausgehend |
| | | * von $daten und $basis, sofern der Benutzer die Rolle wbxAdmin hat. |
| | | * |
| | | * Andere Inhalte werden nicht ausgegeben. |
| | | * |
| | | * @param relPath |
| | | * @return |
| | | */ |
| | | public List<FileRef> list(String relPath) { |
| | | return listInt(relPath, "name", AbstractComparator.ORDER_ASC); |
| | | } |
| | | |
| | | public List<FileRef> listOrdered(String relPath, String orderBy, String order) { |
| | | return listInt(relPath, orderBy, order); |
| | | } |
| | | |
| | | /** |
| | | * Inhalte der WebBox listen. Hier wird nur der relative Pfad |
| | | * ausgehend von www oder home ausgegeben sowie zudem ausgehend |
| | | * von $daten und $basis, sofern der Benutzer die Rolle wbxAdmin hat. |
| | | * |
| | | * Andere Inhalte werden nicht ausgegeben. |
| | | * |
| | | * @param relPath |
| | | * @param orderBy 'name' |
| | | * @param order AbstractComparator.ORDER_ASC oder AbstractComparator.ORDER_DESC |
| | | * @return |
| | | */ |
| | | private List<FileRef> listInt(String relPath, String orderBy, String order) { |
| | | Bild bild = new Bild(); |
| | | List<FileRef> files = new ArrayList(); |
| | | if(relPath.length() == 0) { |
| | | FileRef namedPublicFolder = new FileRef(PUB_DIR_NAME, true); |
| | |
| | | logger.finer(namedHomeFolder.getAbsolutePath()); |
| | | files = new ArrayList(); |
| | | files.add(namedHomeFolder); |
| | | files.add(namedPublicFolder); |
| | | files.add(namedPublicFolder); |
| | | if(getRequest().isUserInRole(WBX_ADMIN_ROLE)) { |
| | | FileRef namedBaseFolder = new FileRef(WBX_BASE, true); |
| | | FileRef namedDataFolder = new FileRef(WBX_DATA, true); |
| | | files.add(namedBaseFolder); |
| | | files.add(namedDataFolder); |
| | | } |
| | | } else { |
| | | String path = getTargetDir(relPath).getAbsolutePath(); |
| | | logger.fine(path); |
| | | LocalFileSystem fs = new LocalFileSystem(); |
| | | FileRef[] fileRefs = fs.list(new FileRef(getTargetDir(relPath).getAbsolutePath(), true)); |
| | | for(int i = 0; i < fileRefs.length; i++) { |
| | | files.add(fileRefs[i]); |
| | | logger.finer("added " + fileRefs[i].getAbsolutePath()); |
| | | logger.fine("listing path: " + path); |
| | | File dir = new File(path); |
| | | if(dir.exists()) { |
| | | File[] fileArray = dir.listFiles(); |
| | | if(orderBy != null && orderBy.equalsIgnoreCase("name")) { |
| | | Arrays.sort(fileArray, new FileNameComparator(order)); |
| | | } else { |
| | | Arrays.sort(fileArray, new FileNameComparator(AbstractComparator.ORDER_ASC)); |
| | | } |
| | | for(int i = 0; i < fileArray.length; i++) { |
| | | logger.fine(fileArray[i].toURI().toString()); |
| | | String fname = fileArray[i].toURI().toString().replace("file:/", ""); |
| | | if(fileArray[i].isDirectory()) { |
| | | fname = fname.substring(0, fname.length() - 1); |
| | | } |
| | | logger.fine(fname); |
| | | FileRef ref = new FileRef(fname, fileArray[i].isDirectory()); |
| | | ref.setMimetype(bild.getMimeType(fileArray[i])); |
| | | files.add(ref); |
| | | } |
| | | } |
| | | } |
| | | return files; |
| | | } |
| | | |
| | | |
| | | public FileRef newFolder(String relPath, String folderName) { |
| | | logger.finer(relPath); |
| | |
| | | |
| | | Object p = getRequest().getUserPrincipal(); |
| | | if(p instanceof Principal) { |
| | | FileReader reader = null; |
| | | Reader reader = null; |
| | | try { |
| | | File targetFile = new File(getTargetDir(relPath), fileName); |
| | | |
| | | //reader = new InputStreamReader(new FileInputStream(targetFile), "UTF8"); |
| | | |
| | | reader = new FileReader(targetFile); |
| | | StringBuffer buf = new StringBuffer(); |
| | | char[] readBuffer = new char[1024]; |
| | |
| | | return code; |
| | | } |
| | | |
| | | public String renameFile(String relPath, String fname, String newName) { |
| | | File targetDir = getTargetDir(relPath); |
| | | File file = new File(targetDir, fname); |
| | | file.renameTo(new File(targetDir, newName)); |
| | | return fname + " umbenannt zu " + newName; |
| | | } |
| | | |
| | | public String deleteFiles(String relPath, List fileNames) { |
| | | String result = null; |
| | | try { |
| | | FileRef[] delRefs = new FileRef[fileNames.size()]; |
| | | logger.fine(fileNames.toString()); |
| | | File targetDir = getTargetDir(relPath); |
| | | for(int i=0; i < fileNames.size(); i++) { |
| | |
| | | logger.fine(al.get(0).toString()); |
| | | File targetFile = new File(targetDir, al.get(0).toString()); |
| | | logger.fine(targetFile.getAbsolutePath()); |
| | | delRefs[i] = new FileRef(targetFile.getAbsolutePath(), targetFile.isDirectory()); |
| | | if(targetFile.isDirectory()) { |
| | | FileUtils.deleteDirectory(targetFile); |
| | | } else { |
| | | targetFile.delete(); |
| | | } |
| | | } |
| | | } |
| | | FileSystem fs = new LocalFileSystem(); |
| | | fs.delete(delRefs); |
| | | result = "deleted"; |
| | | } catch (Throwable ex) { |
| | | logger.log(Level.SEVERE, ex.getLocalizedMessage(), ex); |
| | |
| | | return result; |
| | | } |
| | | |
| | | public FileRef saveTextFile(String relPath, String fileName, String contents) { |
| | | FileRef savedFile = null; |
| | | public String copyFiles(String fromPath, String toPath, List fileNames) { |
| | | return copyOrMoveFiles(fromPath, toPath, fileNames, OP_COPY); |
| | | } |
| | | |
| | | public String moveFiles(String fromPath, String toPath, List fileNames) { |
| | | return copyOrMoveFiles(fromPath, toPath, fileNames, OP_MOVE); |
| | | } |
| | | |
| | | private String copyOrMoveFiles(String fromPath, String toPath, List fileNames, int operation) { |
| | | String result = null; |
| | | try { |
| | | FileRef datenRef = getBase(); |
| | | //File daten = new File(datenRef.getAbsolutePath()); |
| | | Object p = getRequest().getUserPrincipal(); |
| | | if(p instanceof Principal) { |
| | | File targetFile = new File(getTargetDir(relPath), fileName); |
| | | if(targetFile.exists()) { |
| | | /* |
| | | muss delete() sein? |
| | | pruefen: ueberschreibt der FileWriter den alteen Inhalt oder |
| | | entsteht eine unerwuenschte Mischung aus altem und neuem |
| | | Inhalt? |
| | | */ |
| | | targetFile.delete(); |
| | | } else { |
| | | targetFile.getParentFile().mkdirs(); |
| | | File srcDir = getTargetDir(fromPath); |
| | | File targetDir = getTargetDir(toPath); |
| | | Iterator i = fileNames.iterator(); |
| | | while(i.hasNext()) { |
| | | Object o = i.next(); |
| | | if (o instanceof ArrayList) { |
| | | ArrayList al = (ArrayList) o; |
| | | File srcFile = new File(srcDir, al.get(0).toString()); |
| | | if(srcFile.isDirectory()) { |
| | | if(operation == OP_MOVE) { |
| | | FileUtils.moveDirectoryToDirectory(srcFile, targetDir, false); |
| | | } else { |
| | | FileUtils.copyDirectoryToDirectory(srcFile, targetDir); |
| | | } |
| | | } else { |
| | | if(operation == OP_MOVE) { |
| | | FileUtils.moveFileToDirectory(srcFile, targetDir, false); |
| | | } else { |
| | | FileUtils.copyFileToDirectory(srcFile, targetDir); |
| | | } |
| | | } |
| | | } |
| | | targetFile.createNewFile(); |
| | | FileWriter w = new FileWriter(targetFile); |
| | | w.write(contents); |
| | | w.flush(); |
| | | w.close(); |
| | | savedFile = new FileRef( |
| | | targetFile.getAbsolutePath(), |
| | | targetFile.isDirectory(), |
| | | targetFile.isHidden(), |
| | | targetFile.lastModified(), |
| | | targetFile.length()); |
| | | } |
| | | } catch (IOException ex) { |
| | | logger.log(Level.SEVERE, null, ex); |
| | | logger.log(Level.SEVERE, ex.getLocalizedMessage(), ex); |
| | | } |
| | | return result; |
| | | } |
| | | |
| | | public FileRef saveTextFileAs(String relPath, String fileName, String contents) { |
| | | FileRef savedFile = null; |
| | | logger.fine(relPath + " " + fileName); |
| | | //FileRef datenRef = getBase(); |
| | | Object p = getRequest().getUserPrincipal(); |
| | | if(p instanceof Principal) { |
| | | File targetFile = new File(getTargetDir(relPath), fileName); |
| | | if(targetFile.exists()) { |
| | | targetFile = getNewFileName(targetFile); |
| | | } else { |
| | | targetFile.getParentFile().mkdirs(); |
| | | } |
| | | saveToFile(targetFile, contents); |
| | | } |
| | | return savedFile; |
| | | } |
| | | |
| | | /* ---- Hilfsfunktionen ---- */ |
| | | |
| | | private File getTargetDir(String relPath) { |
| | | logger.fine(relPath); |
| | | String targetPath = null; |
| | | if(relPath.startsWith(PUB_DIR_NAME)) { |
| | | targetPath = PUB_DIR_PATH + getUserName() + "/" + relPath.substring(PUB_DIR_NAME.length()); |
| | | } else if(relPath.startsWith(HOME_DIR_NAME)) { |
| | | targetPath = HOME_DIR_PATH + getUserName() + "/" + relPath.substring(HOME_DIR_NAME.length()); |
| | | } else { |
| | | // kann eigentlich nicht sein.. |
| | | private File getNewFileName(File file) { |
| | | File dir = file.getParentFile(); |
| | | String targetName = file.getName(); |
| | | logger.fine("targetName: " + targetName); |
| | | String ext = ""; |
| | | int dotpos = targetName.indexOf("."); |
| | | if(dotpos > -1) { |
| | | ext = targetName.substring(dotpos); |
| | | targetName = targetName.substring(0, dotpos); |
| | | } |
| | | logger.fine(targetPath); |
| | | File targetDir = new File(getBase().getAbsolutePath(), targetPath); |
| | | return targetDir; |
| | | } |
| | | private FileRef getBase() { |
| | | FileRef base = null; |
| | | Object o = getServletContext().getAttribute(Initialiser.FILE_BASE); |
| | | if(o instanceof String) { |
| | | String baseStr = (String) o; |
| | | logger.fine(baseStr); |
| | | File file = new File(baseStr); |
| | | base = new FileRef(file.getAbsolutePath(), file.isDirectory()); |
| | | logger.fine("targetName: " + targetName + ", ext: " + ext); |
| | | int i = 1; |
| | | while(file.exists()) { |
| | | StringBuffer buf = new StringBuffer(); |
| | | buf.append(targetName); |
| | | buf.append("-"); |
| | | buf.append(i); |
| | | if(ext.length() > 0) { |
| | | buf.append(ext); |
| | | } |
| | | file = new File(dir, buf.toString()); |
| | | i++; |
| | | } |
| | | return base; |
| | | logger.fine("new file: " + file.getName()); |
| | | return file; |
| | | } |
| | | |
| | | private FileRef saveToFile(File targetFile, String contents) { |
| | | FileRef savedFile = null; |
| | | try { |
| | | targetFile.createNewFile(); |
| | | FileWriter w = new FileWriter(targetFile); |
| | | //w.write(StringEscapeUtils.unescapeHtml(contents)); |
| | | w.write(contents); |
| | | w.flush(); |
| | | w.close(); |
| | | savedFile = new FileRef( |
| | | targetFile.getAbsolutePath(), |
| | | targetFile.isDirectory(), |
| | | targetFile.isHidden(), |
| | | targetFile.lastModified(), |
| | | targetFile.length()); |
| | | } catch (IOException ex) { |
| | | logger.log(Level.SEVERE, ex.getLocalizedMessage(), ex); |
| | | } |
| | | return savedFile; |
| | | } |
| | | |
| | | private String getUserName() { |
| | | String userName = null; |
| | | public FileRef saveTextFile(String relPath, String fileName, String contents) { |
| | | FileRef savedFile = null; |
| | | logger.fine(relPath + " " + fileName); |
| | | //FileRef datenRef = getBase(); |
| | | Object p = getRequest().getUserPrincipal(); |
| | | if(p instanceof Principal) { |
| | | userName = ((Principal) p).getName(); |
| | | File targetFile = new File(getTargetDir(relPath), fileName); |
| | | if(targetFile.exists()) { |
| | | /* |
| | | muss delete() sein? |
| | | pruefen: ueberschreibt der FileWriter den alteen Inhalt oder |
| | | entsteht eine unerwuenschte Mischung aus altem und neuem |
| | | Inhalt? |
| | | */ |
| | | targetFile.delete(); |
| | | } else { |
| | | targetFile.getParentFile().mkdirs(); |
| | | } |
| | | saveToFile(targetFile, contents); |
| | | } |
| | | return userName; |
| | | return savedFile; |
| | | } |
| | | |
| | | /* |
| | | private File getWebappsDir() { |
| | | File cfile = new File(this.getClass().getResource( |
| | | this.getClass().getSimpleName() + ".class").getFile()); |
| | | String path = cfile.getAbsolutePath(); |
| | | return new File(path.substring(0, path.indexOf(getRequest().getContextPath()))); |
| | | } |
| | | */ |
| | | public String bildVerkleinern(String relPath, String bildName) { |
| | | File dir = getTargetDir(relPath); |
| | | File original = new File(dir, bildName); |
| | | Bild bild = new Bild(); |
| | | //for (int i = 0; i < Bild.GR.length; i++) { |
| | | |
| | | } |
| | | //int gr = bild.getVariantenGroesse(i); |
| | | |
| | | String ext = ""; |
| | | String nurname = bildName; |
| | | int dotpos = bildName.indexOf("."); |
| | | if (dotpos > -1) { |
| | | ext = bildName.substring(dotpos); |
| | | nurname = bildName.substring(0, dotpos); |
| | | } |
| | | |
| | | Image image = Toolkit.getDefaultToolkit().getImage(original.getAbsolutePath()); |
| | | MediaTracker mediaTracker = new MediaTracker(new Container()); |
| | | mediaTracker.addImage(image, 0); |
| | | try { |
| | | mediaTracker.waitForID(0); |
| | | |
| | | if(!mediaTracker.isErrorAny()) { |
| | | for(int i = 0; i < Bild.GR.length; i++) { |
| | | StringBuffer buf = new StringBuffer(); |
| | | buf.append(nurname); |
| | | buf.append(bild.getVariantenName(i)); |
| | | buf.append(ext); |
| | | File newImgFile = new File(dir, buf.toString()); |
| | | if(!newImgFile.exists()) { |
| | | logger.fine(original.getAbsolutePath() + " " + newImgFile.getAbsolutePath()); |
| | | bild.writeImageFile(image, bild.getVariantenGroesse(i), bild.getMimeType(original), newImgFile.getAbsolutePath()); |
| | | //bild.writeImageFile(image, photo.getVariantenGroesse(i), photo.getMimetype(), photo.getAbsolutePath(basisPfad), photo.getVariantenName(basisPfad, i)); |
| | | } |
| | | } |
| | | } |
| | | } catch(IOException | InterruptedException ex) { |
| | | logger.log(Level.SEVERE, ex.getLocalizedMessage(), ex); |
| | | } |
| | | |
| | | return "ok"; |
| | | } |
| | | |
| | | public String extractZipfile(String relPath, String filename) { |
| | | String result; |
| | | try { |
| | | File targetDir = getTargetDir(relPath); |
| | | File archive = new File(targetDir, filename); |
| | | if(extract(archive)) { |
| | | result = "ok"; |
| | | } else { |
| | | result = "error while extracting"; |
| | | } |
| | | } catch(Exception ex) { |
| | | result = ex.getLocalizedMessage(); |
| | | logger.log(Level.SEVERE, ex.getLocalizedMessage(), ex); |
| | | } |
| | | return result; |
| | | } |
| | | |
| | | /** |
| | | * extract a given ZIP archive to the folder respective archive resides in |
| | | * @param archive the archive to extract |
| | | * @throws Exception |
| | | */ |
| | | private boolean extract(File archive) throws Exception { |
| | | ZipFile zipfile = new ZipFile(archive); |
| | | Enumeration en = zipfile.entries(); |
| | | while(en.hasMoreElements()) { |
| | | ZipEntry zipentry = (ZipEntry) en.nextElement(); |
| | | unzip(zipfile, zipentry, archive.getParent()); |
| | | } |
| | | zipfile.close(); |
| | | return true; |
| | | } |
| | | |
| | | /** |
| | | * unzip a given entry of a given zip file to a given location |
| | | * @param zipfile the zip file to read an entry from |
| | | * @param zipentry the zip entry to read |
| | | * @param destPath the path to the destination location for the extracted content |
| | | * @throws IOException |
| | | */ |
| | | private void unzip(ZipFile zipfile, ZipEntry zipentry, String destPath) throws IOException { |
| | | byte buf[] = new byte[1024]; |
| | | InputStream is = zipfile.getInputStream(zipentry); |
| | | String outFileName = destPath + File.separator + zipentry.getName(); |
| | | File file = new File(outFileName); |
| | | if(!zipentry.isDirectory()) { |
| | | file.getParentFile().mkdirs(); |
| | | if(!file.exists()) |
| | | file.createNewFile(); |
| | | FileOutputStream fos = new FileOutputStream(file); |
| | | int i = is.read(buf, 0, 1024); |
| | | while(i > -1) { |
| | | fos.write(buf, 0, i); |
| | | i = is.read(buf, 0, 1024); |
| | | } |
| | | fos.close(); |
| | | is.close(); |
| | | } else { |
| | | file.mkdirs(); |
| | | } |
| | | } |
| | | |
| | | |
| | | |
| | | /* ---- Hilfsfunktionen ---- */ |
| | | |
| | | } |