<%-- jsp File browser 1.1a Copyright (C) 2003,2004, Boris von Loesch This program 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 2 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, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - Description: jsp File browser v1.1a -- This JSP program allows remote web-based file access and manipulation. You can copy, create, move and delete files. Text files can be edited and groups of files and folders can be downloaded as a single zip file that's created on the fly. - Credits: Taylor Bastien, David Levine, David Cowan, Lieven Govaerts --%> <%@page import="java.util.*, java.net.*, java.text.*, java.util.zip.*, java.io.*" %> <%! //FEATURES private static final boolean NATIVE_COMMANDS = true; //Allow browsing and file manipulation only in certain directories private static final boolean RESTRICT_BROWSING = false; //If true, the user is allowed to browse only in RESTRICT_PATH, //if false, the user is allowed to browse all directories besides RESTRICT_PATH private static final boolean RESTRICT_WHITELIST = false; //Paths, sperated by semicolon //private static final String RESTRICT_PATH = "C:\\CODE;E:\\"; //Win32: Case important!! private static final String RESTRICT_PATH = "/etc;/var"; //The refresh time in seconds of the upload monitor window private static final int UPLOAD_MONITOR_REFRESH = 2; //The number of colums for the edit field private static final int EDITFIELD_COLS = 85; //The number of rows for the edit field private static final int EDITFIELD_ROWS = 30; //Open a new window to view a file private static final boolean USE_POPUP = true; /** * If USE_DIR_PREVIEW = true, then for every directory a tooltip will be * created (hold the mouse over the link) with the first DIR_PREVIEW_NUMBER entries. * This can yield to performance issues. Turn it of, if the directory loads to slow. */ private static final boolean USE_DIR_PREVIEW = true; private static final int DIR_PREVIEW_NUMBER = 10; /** * The name of an optional CSS Stylesheet file */ private static final String CSS_NAME = "Browser.css"; /** * The compression level for zip file creation (0-9) * 0 = No compression * 1 = Standard compression (Very fast) * ... * 9 = Best compression (Very slow) */ private static final int COMPRESSION_LEVEL = 1; /** * The FORBIDDEN_DRIVES are not displayed on the list. This can be usefull, if the * server runs on a windows platform, to avoid a message box, if you try to access * an empty removable drive (See KNOWN BUGS in Readme.txt). */ private static final String[] FORBIDDEN_DRIVES = {"a:\\"}; /** * Command of the shell interpreter and the parameter to run a programm */ private static final String[] COMMAND_INTERPRETER = {"cmd", "/C"}; // Dos,Windows //private static final String[] COMMAND_INTERPRETER = {"/bin/sh","-c"}; // Unix /** * Max time in ms a process is allowed to run, before it will be terminated */ private static final long MAX_PROCESS_RUNNING_TIME = 30 * 1000; //30 seconds //Button names private static final String SAVE_AS_ZIP = "Download selected files as zip"; private static final String RENAME_FILE = "Rename File"; private static final String DELETE_FILES = "Delete selected files"; private static final String CREATE_DIR = "Create Dir"; private static final String CREATE_FILE = "Create File"; private static final String MOVE_FILES = "Move Files"; private static final String COPY_FILES = "Copy Files"; //Normally you should not change anything after this line //---------------------------------------------------------------------------------- //Change this to locate the tempfile directory for upload (not longer needed) private static String tempdir = "."; private static String VERSION_NR = "1.1a"; private static DateFormat dateFormat = DateFormat.getDateTimeInstance(); public class UplInfo { public long totalSize; public long currSize; public long starttime; public boolean aborted; public UplInfo() { totalSize = 0l; currSize = 0l; starttime = System.currentTimeMillis(); aborted = false; } public UplInfo(int size) { totalSize = size; currSize = 0; starttime = System.currentTimeMillis(); aborted = false; } public String getUprate() { long time = System.currentTimeMillis() - starttime; if (time != 0) { long uprate = currSize * 1000 / time; return convertFileSize(uprate) + "/s"; } else return "n/a"; } public int getPercent() { if (totalSize == 0) return 0; else return (int) (currSize * 100 / totalSize); } public String getTimeElapsed() { long time = (System.currentTimeMillis() - starttime) / 1000l; if (time - 60l >= 0){ if (time % 60 >=10) return time / 60 + ":" + (time % 60) + "m"; else return time / 60 + ":0" + (time % 60) + "m"; } else return time<10 ? "0" + time + "s": time + "s"; } public String getTimeEstimated() { if (currSize == 0) return "n/a"; long time = System.currentTimeMillis() - starttime; time = totalSize * time / currSize; time /= 1000l; if (time - 60l >= 0){ if (time % 60 >=10) return time / 60 + ":" + (time % 60) + "m"; else return time / 60 + ":0" + (time % 60) + "m"; } else return time<10 ? "0" + time + "s": time + "s"; } } public class FileInfo { public String name = null, clientFileName = null, fileContentType = null; private byte[] fileContents = null; public File file = null; public StringBuffer sb = new StringBuffer(100); public void setFileContents(byte[] aByteArray) { fileContents = new byte[aByteArray.length]; System.arraycopy(aByteArray, 0, fileContents, 0, aByteArray.length); } } public static class UploadMonitor { static Hashtable uploadTable = new Hashtable(); static void set(String fName, UplInfo info) { uploadTable.put(fName, info); } static void remove(String fName) { uploadTable.remove(fName); } static UplInfo getInfo(String fName) { UplInfo info = (UplInfo) uploadTable.get(fName); return info; } } // A Class with methods used to process a ServletInputStream public class HttpMultiPartParser { private final String lineSeparator = System.getProperty("line.separator", "\n"); private final int ONE_MB = 1024 * 1; public Hashtable processData(ServletInputStream is, String boundary, String saveInDir, int clength) throws IllegalArgumentException, IOException { if (is == null) throw new IllegalArgumentException("InputStream"); if (boundary == null || boundary.trim().length() < 1) throw new IllegalArgumentException( "\"" + boundary + "\" is an illegal boundary indicator"); boundary = "--" + boundary; StringTokenizer stLine = null, stFields = null; FileInfo fileInfo = null; Hashtable dataTable = new Hashtable(5); String line = null, field = null, paramName = null; boolean saveFiles = (saveInDir != null && saveInDir.trim().length() > 0); boolean isFile = false; if (saveFiles) { // Create the required directory (including parent dirs) File f = new File(saveInDir); f.mkdirs(); } line = getLine(is); if (line == null || !line.startsWith(boundary)) throw new IOException( "Boundary not found; boundary = " + boundary + ", line = " + line); while (line != null) { if (line == null || !line.startsWith(boundary)) return dataTable; line = getLine(is); if (line == null) return dataTable; stLine = new StringTokenizer(line, ";\r\n"); if (stLine.countTokens() < 2) throw new IllegalArgumentException( "Bad data in second line"); line = stLine.nextToken().toLowerCase(); if (line.indexOf("form-data") < 0) throw new IllegalArgumentException( "Bad data in second line"); stFields = new StringTokenizer(stLine.nextToken(), "=\""); if (stFields.countTokens() < 2) throw new IllegalArgumentException( "Bad data in second line"); fileInfo = new FileInfo(); stFields.nextToken(); paramName = stFields.nextToken(); isFile = false; if (stLine.hasMoreTokens()) { field = stLine.nextToken(); stFields = new StringTokenizer(field, "=\""); if (stFields.countTokens() > 1) { if (stFields.nextToken().trim().equalsIgnoreCase("filename")) { fileInfo.name = paramName; String value = stFields.nextToken(); if (value != null && value.trim().length() > 0) { fileInfo.clientFileName = value; isFile = true; } else { line = getLine(is); // Skip "Content-Type:" line line = getLine(is); // Skip blank line line = getLine(is); // Skip blank line line = getLine(is); // Position to boundary line continue; } } } else if (field.toLowerCase().indexOf("filename") >= 0) { line = getLine(is); // Skip "Content-Type:" line line = getLine(is); // Skip blank line line = getLine(is); // Skip blank line line = getLine(is); // Position to boundary line continue; } } boolean skipBlankLine = true; if (isFile) { line = getLine(is); if (line == null) return dataTable; if (line.trim().length() < 1) skipBlankLine = false; else { stLine = new StringTokenizer(line, ": "); if (stLine.countTokens() < 2) throw new IllegalArgumentException( "Bad data in third line"); stLine.nextToken(); // Content-Type fileInfo.fileContentType = stLine.nextToken(); } } if (skipBlankLine) { line = getLine(is); if (line == null) return dataTable; } if (!isFile) { line = getLine(is); if (line == null) return dataTable; dataTable.put(paramName, line); // If parameter is dir, change saveInDir to dir if (paramName.equals("dir")) saveInDir = line; line = getLine(is); continue; } try { UplInfo uplInfo = new UplInfo(clength); UploadMonitor.set(fileInfo.clientFileName, uplInfo); OutputStream os = null; String path = null; if (saveFiles) os = new FileOutputStream(path = getFileName(saveInDir, fileInfo.clientFileName)); else os = new ByteArrayOutputStream(ONE_MB); boolean readingContent = true; byte previousLine[] = new byte[2 * ONE_MB]; byte temp[] = null; byte currentLine[] = new byte[2 * ONE_MB]; int read, read3; if ((read = is.readLine(previousLine, 0, previousLine.length)) == -1) { line = null; break; } while (readingContent) { if ((read3 = is.readLine(currentLine, 0, currentLine.length)) == -1) { line = null; uplInfo.aborted = true; break; } if (compareBoundary(boundary, currentLine)) { os.write(previousLine, 0, read - 2); line = new String(currentLine, 0, read3); break; } else { os.write(previousLine, 0, read); uplInfo.currSize += read; temp = currentLine; currentLine = previousLine; previousLine = temp; read = read3; }//end else }//end while os.flush(); os.close(); if (!saveFiles) { ByteArrayOutputStream baos = (ByteArrayOutputStream) os; fileInfo.setFileContents(baos.toByteArray()); } else fileInfo.file = new File(path); dataTable.put(paramName, fileInfo); uplInfo.currSize = uplInfo.totalSize; }//end try catch (IOException e) { throw e; } } return dataTable; } /** * Compares boundary string to byte array */ private boolean compareBoundary(String boundary, byte ba[]) { byte b; if (boundary == null || ba == null) return false; for (int i = 0; i < boundary.length(); i++) if ((byte) boundary.charAt(i) != ba[i]) return false; return true; } /** Convenience method to read HTTP header lines */ private synchronized String getLine(ServletInputStream sis) throws IOException { byte b[] = new byte[1024]; int read = sis.readLine(b, 0, b.length), index; String line = null; if (read != -1) { line = new String(b, 0, read); if ((index = line.indexOf('\n')) >= 0) line = line.substring(0, index - 1); } return line; } public String getFileName(String dir, String fileName) throws IllegalArgumentException { String path = null; if (dir == null || fileName == null) throw new IllegalArgumentException( "dir or fileName is null"); int index = fileName.lastIndexOf('/'); String name = null; if (index >= 0) name = fileName.substring(index + 1); else name = fileName; index = name.lastIndexOf('\\'); if (index >= 0) fileName = name.substring(index + 1); path = dir + File.separator + fileName; if (File.separatorChar == '/') return path.replace('\\', File.separatorChar); else return path.replace('/', File.separatorChar); } } //End of class HttpMultiPartParser /** * This class is a comparator to sort the filenames and dirs */ class FileComp implements Comparator { int mode; int sign; FileComp() { this.mode = 1; this.sign = 1; } /** * @param mode sort by 1=Filename, 2=Size, 3=Date, 4=Type * The default sorting method is by Name * Negative mode means descending sort */ FileComp(int mode) { if (mode < 0) { this.mode = -mode; sign = -1; } else { this.mode = mode; this.sign = 1; } } public int compare(Object o1, Object o2) { File f1 = (File) o1; File f2 = (File) o2; if (f1.isDirectory()) { if (f2.isDirectory()) { switch (mode) { //Filename or Type case 1: case 4: return sign * f1.getAbsolutePath().toUpperCase().compareTo( f2.getAbsolutePath().toUpperCase()); //Filesize case 2: return sign * (new Long(f1.length()).compareTo(new Long(f2.length()))); //Date case 3: return sign * (new Long(f1.lastModified()) .compareTo(new Long(f2.lastModified()))); default: return 1; } } else return -1; } else if (f2.isDirectory()) return 1; else { switch (mode) { case 1: return sign * f1.getAbsolutePath().toUpperCase().compareTo( f2.getAbsolutePath().toUpperCase()); case 2: return sign * (new Long(f1.length()).compareTo(new Long(f2.length()))); case 3: return sign * (new Long(f1.lastModified()).compareTo(new Long(f2.lastModified()))); case 4: { // Sort by extension int tempIndexf1 = f1.getAbsolutePath().lastIndexOf('.'); int tempIndexf2 = f2.getAbsolutePath().lastIndexOf('.'); if ((tempIndexf1 == -1) && (tempIndexf2 == -1)) { // Neither have an extension return sign * f1.getAbsolutePath().toUpperCase().compareTo( f2.getAbsolutePath().toUpperCase()); } // f1 has no extension else if (tempIndexf1 == -1) return -sign; // f2 has no extension else if (tempIndexf2 == -1) return sign; // Both have an extension else { String tempEndf1 = f1.getAbsolutePath().toUpperCase() .substring(tempIndexf1); String tempEndf2 = f2.getAbsolutePath().toUpperCase() .substring(tempIndexf2); return sign * tempEndf1.compareTo(tempEndf2); } } default: return 1; } } } } /** * Wrapperclass to wrap an OutputStream around a Writer */ class Writer2Stream extends OutputStream { Writer out; Writer2Stream(Writer w) { super(); out = w; } public void write(int i) throws IOException { out.write(i); } public void write(byte[] b) throws IOException { for (int i = 0; i < b.length; i++) { int n = b[i]; //Convert byte to ubyte n = ((n >>> 4) & 0xF) * 16 + (n & 0xF); out.write(n); } } public void write(byte[] b, int off, int len) throws IOException { for (int i = off; i < off + len; i++) { int n = b[i]; n = ((n >>> 4) & 0xF) * 16 + (n & 0xF); out.write(n); } } } //End of class Writer2Stream static Vector expandFileList(String[] files, boolean inclDirs) { Vector v = new Vector(); if (files == null) return v; for (int i = 0; i < files.length; i++) v.add(new File(URLDecoder.decode(files[i]))); for (int i = 0; i < v.size(); i++) { File f = (File) v.get(i); if (f.isDirectory()) { File[] fs = f.listFiles(); for (int n = 0; n < fs.length; n++) v.add(fs[n]); if (!inclDirs) { v.remove(i); i--; } } } return v; } /** * Method to build an absolute path * @param dir the root dir * @param name the name of the new directory * @return if name is an absolute directory, returns name, else returns dir+name */ static String getDir(String dir, String name) { if (!dir.endsWith(File.separator)) dir = dir + File.separator; File mv = new File(name); String new_dir = null; if (!mv.isAbsolute()) { new_dir = dir + name; } else new_dir = name; return new_dir; } /** * This Method converts a byte size in a kbytes or Mbytes size, depending on the size * @param size The size in bytes * @return String with size and unit */ static String convertFileSize(long size) { int divisor = 1; String unit = "bytes"; if (size >= 1024 * 1024) { divisor = 1024 * 1024; unit = "MB"; } else if (size >= 1024) { divisor = 1024; unit = "KB"; } if (divisor == 1) return size / divisor + " " + unit; String aftercomma = "" + 100 * (size % divisor) / divisor; if (aftercomma.length() == 1) aftercomma = "0" + aftercomma; return size / divisor + "." + aftercomma + " " + unit; } /** * Copies all data from in to out * @param in the input stream * @param out the output stream * @param buffer copy buffer */ static void copyStreams(InputStream in, OutputStream out, byte[] buffer) throws IOException { copyStreamsWithoutClose(in, out, buffer); in.close(); out.close(); } /** * Copies all data from in to out * @param in the input stream * @param out the output stream * @param buffer copy buffer */ static void copyStreamsWithoutClose(InputStream in, OutputStream out, byte[] buffer) throws IOException { int b; while ((b = in.read(buffer)) != -1) out.write(buffer, 0, b); } /** * Returns the Mime Type of the file, depending on the extension of the filename */ static String getMimeType(String fName) { fName = fName.toLowerCase(); if (fName.endsWith(".jpg") || fName.endsWith(".jpeg") || fName.endsWith(".jpe")) return "image/jpeg"; else if (fName.endsWith(".gif")) return "image/gif"; else if (fName.endsWith(".pdf")) return "application/pdf"; else if (fName.endsWith(".htm") || fName.endsWith(".html") || fName.endsWith(".shtml")) return "text/html"; else if (fName.endsWith(".avi")) return "video/x-msvideo"; else if (fName.endsWith(".mov") || fName.endsWith(".qt")) return "video/quicktime"; else if (fName.endsWith(".mpg") || fName.endsWith(".mpeg") || fName.endsWith(".mpe")) return "video/mpeg"; else if (fName.endsWith(".zip")) return "application/zip"; else if (fName.endsWith(".tiff") || fName.endsWith(".tif")) return "image/tiff"; else if (fName.endsWith(".rtf")) return "application/rtf"; else if (fName.endsWith(".mid") || fName.endsWith(".midi")) return "audio/x-midi"; else if (fName.endsWith(".xl") || fName.endsWith(".xls") || fName.endsWith(".xlv") || fName.endsWith(".xla") || fName.endsWith(".xlb") || fName.endsWith(".xlt") || fName.endsWith(".xlm") || fName.endsWith(".xlk")) return "application/excel"; else if (fName.endsWith(".doc") || fName.endsWith(".dot")) return "application/msword"; else if (fName.endsWith(".png")) return "image/png"; else if (fName.endsWith(".xml")) return "text/xml"; else if (fName.endsWith(".svg")) return "image/svg+xml"; else if (fName.endsWith(".mp3")) return "audio/mp3"; else if (fName.endsWith(".ogg")) return "audio/ogg"; else return "text/plain"; } /** * Converts some important chars (int) to the corresponding html string */ static String conv2Html(int i) { if (i == '&') return "&"; else if (i == '<') return "<"; else if (i == '>') return ">"; else if (i == '"') return """; else return "" + (char) i; } /** * Converts a normal string to a html conform string */ static String conv2Html(String st) { StringBuffer buf = new StringBuffer(); for (int i = 0; i < st.length(); i++) { buf.append(conv2Html(st.charAt(i))); } return buf.toString(); } /** * Starts a native process on the server * @param command the command to start the process * @param dir the dir in which the process starts */ static String startProcess(String command, String dir) throws IOException { StringBuffer ret = new StringBuffer(); String[] comm = new String[3]; comm[0] = COMMAND_INTERPRETER[0]; comm[1] = COMMAND_INTERPRETER[1]; comm[2] = command; long start = System.currentTimeMillis(); try { //Start process Process ls_proc = Runtime.getRuntime().exec(comm, null, new File(dir)); //Get input and error streams BufferedInputStream ls_in = new BufferedInputStream(ls_proc.getInputStream()); BufferedInputStream ls_err = new BufferedInputStream(ls_proc.getErrorStream()); boolean end = false; while (!end) { int c = 0; while ((ls_err.available() > 0) && (++c <= 1000)) { ret.append(conv2Html(ls_err.read())); } c = 0; while ((ls_in.available() > 0) && (++c <= 1000)) { ret.append(conv2Html(ls_in.read())); } try { ls_proc.exitValue(); //if the process has not finished, an exception is thrown //else while (ls_err.available() > 0) ret.append(conv2Html(ls_err.read())); while (ls_in.available() > 0) ret.append(conv2Html(ls_in.read())); end = true; } catch (IllegalThreadStateException ex) { //Process is running } //The process is not allowed to run longer than given time. if (System.currentTimeMillis() - start > MAX_PROCESS_RUNNING_TIME) { ls_proc.destroy(); end = true; ret.append("!!!! Process has timed out, destroyed !!!!!"); } try { Thread.sleep(50); } catch (InterruptedException ie) {} } } catch (IOException e) { ret.append("Error: " + e); } return ret.toString(); } /** * Converts a dir string to a linked dir string * @param dir the directory string (e.g. /usr/local/httpd) * @param browserLink web-path to Browser.jsp */ static String dir2linkdir(String dir, String browserLink, int sortMode) { File f = new File(dir); StringBuffer buf = new StringBuffer(); while (f.getParentFile() != null) { if (f.canRead()) { String encPath = URLEncoder.encode(f.getAbsolutePath()); buf.insert(0, "" + conv2Html(f.getName()) + File.separator + ""); } else buf.insert(0, conv2Html(f.getName()) + File.separator); f = f.getParentFile(); } if (f.canRead()) { String encPath = URLEncoder.encode(f.getAbsolutePath()); buf.insert(0, "" + conv2Html(f.getAbsolutePath()) + ""); } else buf.insert(0, f.getAbsolutePath()); return buf.toString(); } /** * Returns true if the given filename tends towards a packed file */ static boolean isPacked(String name, boolean gz) { return (name.toLowerCase().endsWith(".zip") || name.toLowerCase().endsWith(".jar") || (gz && name.toLowerCase().endsWith(".gz")) || name.toLowerCase() .endsWith(".war")); } /** * If RESTRICT_BROWSING = true this method checks, whether the path is allowed or not */ static boolean isAllowed(File path) throws IOException{ if (RESTRICT_BROWSING) { StringTokenizer stk = new StringTokenizer(RESTRICT_PATH, ";"); while (stk.hasMoreTokens()){ if (path!=null && path.getCanonicalPath().startsWith(stk.nextToken())) return RESTRICT_WHITELIST; } return !RESTRICT_WHITELIST; } else return true; } //--------------------------------------------------------------------------------------------------------------- %> <% //Get the current browsing directory request.setAttribute("dir", request.getParameter("dir")); // The browser_name variable is used to keep track of the URI // of the jsp file itself. It is used in all link-backs. final String browser_name = request.getRequestURI(); final String FOL_IMG = ""; boolean nohtml = false; boolean dir_view = true; // View file if (request.getParameter("file") != null) { File f = new File(request.getParameter("file")); if (!isAllowed(f)) { request.setAttribute("dir", f.getParent()); request.setAttribute("error", "You are not allowed to access "+f.getAbsolutePath()); } else if (f.exists() && f.canRead()) { if (isPacked(f.getName(), false)) { //If zipFile, do nothing here } else{ String mimeType = getMimeType(f.getName()); response.setContentType(mimeType); if (mimeType.equals("text/plain")) response.setHeader( "Content-Disposition", "inline;filename=\"temp.txt\""); else response.setHeader("Content-Disposition", "inline;filename=\"" + f.getName() + "\""); BufferedInputStream fileInput = new BufferedInputStream(new FileInputStream(f)); byte buffer[] = new byte[8 * 1024]; out.clearBuffer(); OutputStream out_s = new Writer2Stream(out); copyStreamsWithoutClose(fileInput, out_s, buffer); fileInput.close(); out_s.flush(); nohtml = true; dir_view = false; } } else { request.setAttribute("dir", f.getParent()); request.setAttribute("error", "File " + f.getAbsolutePath() + " does not exist or is not readable on the server"); } } // Download selected files as zip file else if ((request.getParameter("Submit") != null) && (request.getParameter("Submit").equals(SAVE_AS_ZIP))) { Vector v = expandFileList(request.getParameterValues("selfile"), false); //Check if all files in vector are allowed String notAllowedFile = null; for (int i = 0;i < v.size(); i++){ File f = (File) v.get(i); if (!isAllowed(f)){ notAllowedFile = f.getAbsolutePath(); break; } } if (notAllowedFile != null){ request.setAttribute("error", "You are not allowed to access " + notAllowedFile); } else if (v.size() == 0) { request.setAttribute("error", "No files selected"); } else { File dir_file = new File("" + request.getAttribute("dir")); int dir_l = dir_file.getAbsolutePath().length(); response.setContentType("application/zip"); response.setHeader("Content-Disposition", "attachment;filename=\"rename_me.zip\""); out.clearBuffer(); ZipOutputStream zipout = new ZipOutputStream(new Writer2Stream(out)); zipout.setComment("Created by jsp File Browser v. " + VERSION_NR); zipout.setLevel(COMPRESSION_LEVEL); for (int i = 0; i < v.size(); i++) { File f = (File) v.get(i); if (f.canRead()) { zipout.putNextEntry(new ZipEntry(f.getAbsolutePath().substring(dir_l + 1))); BufferedInputStream fr = new BufferedInputStream(new FileInputStream(f)); byte buffer[] = new byte[0xffff]; copyStreamsWithoutClose(fr, zipout, buffer); /* int b; while ((b=fr.read())!=-1) zipout.write(b);*/ fr.close(); zipout.closeEntry(); } } zipout.finish(); out.flush(); nohtml = true; dir_view = false; } } // Download file else if (request.getParameter("downfile") != null) { String filePath = request.getParameter("downfile"); File f = new File(filePath); if (!isAllowed(f)){ request.setAttribute("dir", f.getParent()); request.setAttribute("error", "You are not allowed to access " + f.getAbsoluteFile()); } else if (f.exists() && f.canRead()) { response.setContentType("application/octet-stream"); response.setHeader("Content-Disposition", "attachment;filename=\"" + f.getName() + "\""); response.setContentLength((int) f.length()); BufferedInputStream fileInput = new BufferedInputStream(new FileInputStream(f)); byte buffer[] = new byte[8 * 1024]; out.clearBuffer(); OutputStream out_s = new Writer2Stream(out); copyStreamsWithoutClose(fileInput, out_s, buffer); fileInput.close(); out_s.flush(); nohtml = true; dir_view = false; } else { request.setAttribute("dir", f.getParent()); request.setAttribute("error", "File " + f.getAbsolutePath() + " does not exist or is not readable on the server"); } } if (nohtml) return; //else // If no parameter is submitted, it will take the path from jsp file browser if (request.getAttribute("dir") == null) { String path = null; if (application.getRealPath(request.getRequestURI()) != null) path = new File( application.getRealPath(request.getRequestURI())).getParent(); if (path == null) { // handle the case where we are not in a directory (ex: war file) path = new File(".").getAbsolutePath(); } //Check path if (!isAllowed(new File(path))){ if (RESTRICT_PATH.indexOf(";")<0) path = RESTRICT_PATH; else path = RESTRICT_PATH.substring(0, RESTRICT_PATH.indexOf(";")); } request.setAttribute("dir", path); }%> <% //If a cssfile exists, it will take it String cssPath = null; if (application.getRealPath(request.getRequestURI()) != null) cssPath = new File( application.getRealPath(request.getRequestURI())).getParent() + File.separator + CSS_NAME; if (cssPath == null) cssPath = application.getResource(CSS_NAME).toString(); if (new File(cssPath).exists()) { %> <%} else if (request.getParameter("uplMonitor") == null) {%> <%} //Check path if (!isAllowed(new File((String)request.getAttribute("dir")))){ request.setAttribute("error", "You are not allowed to access " + request.getAttribute("dir")); } //Upload monitor else if (request.getParameter("uplMonitor") != null) {%> <% String fname = request.getParameter("uplMonitor"); //First opening boolean first = false; if (request.getParameter("first") != null) first = true; UplInfo info = new UplInfo(); if (!first) { info = UploadMonitor.getInfo(fname); if (info == null) { //Windows int posi = fname.lastIndexOf("\\"); if (posi != -1) info = UploadMonitor.getInfo(fname.substring(posi + 1)); } if (info == null) { //Unix int posi = fname.lastIndexOf("/"); if (posi != -1) info = UploadMonitor.getInfo(fname.substring(posi + 1)); } } dir_view = false; request.setAttribute("dir", null); if (info.aborted) { UploadMonitor.remove(fname); %> Upload of <%=fname%>

Upload aborted. <% } else if (info.totalSize != info.currSize || info.currSize == 0) { %> Upload of <%=fname%>

<%=convertFileSize(info.currSize)%> from <%=convertFileSize(info.totalSize)%> (<%=info.getPercent()%> %) uploaded (Speed: <%=info.getUprate()%>).
Time: <%=info.getTimeElapsed()%> from <%=info.getTimeEstimated()%> <% } else { UploadMonitor.remove(fname); %> Upload of <%=fname%>

Upload finished. <% } } //Comandwindow else if (request.getParameter("command") != null) { if (!NATIVE_COMMANDS){ request.setAttribute("error", "Execution of native commands is not allowed!"); } else if (!"Cancel".equalsIgnoreCase(request.getParameter("Submit"))) { %> Launch commands in <%=request.getAttribute("dir")%> <% out.println("
\n" + " ">
">
<% dir_view = false; request.setAttribute("dir", null); } } //Click on a filename, special viewer (zip+jar file) else if (request.getParameter("file") != null) { File f = new File(request.getParameter("file")); if (!isAllowed(f)){ request.setAttribute("error", "You are not allowed to access " + f.getAbsolutePath()); } else if (isPacked(f.getName(), false)) { //ZipFile try { ZipFile zf = new ZipFile(f); Enumeration entries = zf.entries(); %> <%= f.getAbsolutePath()%>

Content of <%=conv2Html(f.getName())%>


<% long size = 0; int fileCount = 0; while (entries.hasMoreElements()) { ZipEntry entry = (ZipEntry) entries.nextElement(); if (!entry.isDirectory()) { fileCount++; size += entry.getSize(); long ratio = 0; if (entry.getSize() != 0) ratio = (entry.getCompressedSize() * 100) / entry.getSize(); out.println(""); } } zf.close(); //No directory view dir_view = false; request.setAttribute("dir", null); %>
NameUncompressed sizeCompressed sizeCompr. ratioDate
" + conv2Html(entry.getName()) + "" + convertFileSize(entry.getSize()) + "" + convertFileSize(entry.getCompressedSize()) + "" + ratio + "%" + "" + dateFormat.format(new Date(entry.getTime())) + "

<%=convertFileSize(size)%> in <%=fileCount%> files in <%=f.getName()%>. Compression ratio: <%=(f.length() * 100) / size%>%

<% } catch (ZipException ex) { request.setAttribute("error", "Cannot read " + f.getName() + ", no valid zip file"); } catch (IOException ex) { request.setAttribute("error", "Reading of " + f.getName() + " aborted. Error: " + ex); } } } // Upload else if ((request.getContentType() != null) && (request.getContentType().toLowerCase().startsWith("multipart"))) { response.setContentType("text/html"); HttpMultiPartParser parser = new HttpMultiPartParser(); boolean error = false; try { int bstart = request.getContentType().lastIndexOf("oundary="); String bound = request.getContentType().substring(bstart + 8); int clength = request.getContentLength(); Hashtable ht = parser .processData(request.getInputStream(), bound, tempdir, clength); if (!isAllowed(new File((String)ht.get("dir")))){ request.setAttribute("error", "You are not allowed to access " + ht.get("dir")); error = true; } else if (ht.get("myFile") != null) { FileInfo fi = (FileInfo) ht.get("myFile"); File f = fi.file; UplInfo info = UploadMonitor.getInfo(fi.clientFileName); if (info != null && info.aborted) { f.delete(); request.setAttribute("error", "Upload aborted"); } else { // Move file from temp to the right dir String path = (String) ht.get("dir"); if (!path.endsWith(File.separator)) path = path + File.separator; if (!f.renameTo(new File(path + f.getName()))) { request.setAttribute("error", "Cannot upload file."); error = true; f.delete(); } } } else { request.setAttribute("error", "No file selected for upload"); error = true; } request.setAttribute("dir", (String) ht.get("dir")); } catch (Exception e) { request.setAttribute("error", "Error " + e + ". Upload aborted"); error = true; } if (!error) request.setAttribute("message", "File upload correctly finished."); } // The form to edit a text file else if (request.getParameter("editfile") != null) { File ef = new File(request.getParameter("editfile")); if (!isAllowed(ef)){ request.setAttribute("error", "You are not allowed to access " + ef.getAbsolutePath()); } else{ %> Edit <%=conv2Html(request.getParameter("editfile"))%> <% BufferedReader reader = new BufferedReader(new FileReader(ef)); String disable = ""; if (!ef.canWrite()) disable = " readonly"; out.println("
\n" + " ">
>Ms-Dos/Windows >Unix Write backup
">
<% } } // Save or cancel the edited file else if (request.getParameter("nfile") != null) { File f = new File(request.getParameter("nfile")); File new_f = new File(getDir(f.getParent(), request.getParameter("new_name"))); if (!isAllowed(new_f)){ request.setAttribute("error", "You are not allowed to access " + new_f.getAbsolutePath()); } else if (request.getParameter("Submit").equals("Save")) { if (new_f.exists() && new_f.canWrite() && request.getParameter("Backup") != null) { File bak = new File(new_f.getAbsolutePath() + ".bak"); bak.delete(); new_f.renameTo(bak); } if (new_f.exists() && !new_f.canWrite()) request.setAttribute("error", "Cannot write to " + new_f.getName() + ", file is write protected."); else { BufferedWriter outs = new BufferedWriter(new FileWriter(new_f)); StringReader text = new StringReader(request.getParameter("text")); int i; boolean cr = false; String lineend = "\n"; if (request.getParameter("lineformat").equals("dos")) lineend = "\r\n"; while ((i = text.read()) >= 0) { if (i == '\r') cr = true; else if (i == '\n') { outs.write(lineend); cr = false; } else if (cr) { outs.write(lineend); cr = false; } else { outs.write(i); cr = false; } } outs.flush(); outs.close(); } } request.setAttribute("dir", f.getParent()); } //Unpack file to the current directory without overwriting else if (request.getParameter("unpackfile") != null) { File f = new File(request.getParameter("unpackfile")); String root = f.getParent(); request.setAttribute("dir", root); if (!isAllowed(new File(root))){ request.setAttribute("error", "You are not allowed to access " + root); } //Check if file exists else if (!f.exists()) { request.setAttribute("error", "Cannot unpack " + f.getName() + ", file does not exist"); } //Check if directory is readonly else if (!f.getParentFile().canWrite()) { request.setAttribute("error", "Cannot unpack " + f.getName() + ", directory is write protected."); } //GZip else if (f.getName().toLowerCase().endsWith(".gz")) { //New name is old Name without .gz String newName = f.getAbsolutePath().substring(0, f.getAbsolutePath().length() - 3); try { byte buffer[] = new byte[0xffff]; copyStreams(new GZIPInputStream(new FileInputStream(f)), new FileOutputStream( newName), buffer); } catch (IOException ex) { request.setAttribute("error", "Unpacking of " + f.getName() + " aborted. Error: " + ex); } } //Else try Zip else { try { ZipFile zf = new ZipFile(f); Enumeration entries = zf.entries(); //First check whether a file already exist boolean error = false; while (entries.hasMoreElements()) { ZipEntry entry = (ZipEntry) entries.nextElement(); if (!entry.isDirectory() && new File(root + File.separator + entry.getName()).exists()) { request.setAttribute("error", "Cannot unpack " + f.getName() + ", File " + entry.getName() + " already exists."); error = true; break; } } if (!error) { //Unpack File entries = zf.entries(); byte buffer[] = new byte[0xffff]; while (entries.hasMoreElements()) { ZipEntry entry = (ZipEntry) entries.nextElement(); File n = new File(root + File.separator + entry.getName()); if (entry.isDirectory()) n.mkdirs(); else { n.getParentFile().mkdirs(); n.createNewFile(); copyStreams(zf.getInputStream(entry), new FileOutputStream(n), buffer); } } zf.close(); request.setAttribute("message", "Unpack of " + f.getName() + " was successful."); } } catch (ZipException ex) { request.setAttribute("error", "Cannot unpack " + f.getName() + ", no valid zip file"); } catch (IOException ex) { request.setAttribute("error", "Unpacking of " + f.getName() + " aborted. Error: " + ex); } } } // Delete Files else if ((request.getParameter("Submit") != null) && (request.getParameter("Submit").equals(DELETE_FILES))) { Vector v = expandFileList(request.getParameterValues("selfile"), true); boolean error = false; //delete backwards for (int i = v.size() - 1; i >= 0; i--) { File f = (File) v.get(i); if (!isAllowed(f)){ request.setAttribute("error", "You are not allowed to access " + f.getAbsolutePath()); error = true; break; } if (!f.canWrite() || !f.delete()) { request.setAttribute("error", "Cannot delete " + f.getAbsolutePath() + ". Deletion aborted"); error = true; break; } } if ((!error) && (v.size() > 1)) request.setAttribute("message", "All files deleted"); else if ((!error) && (v.size() > 0)) request.setAttribute("message", "File deleted"); else if (!error) request.setAttribute("error", "No files selected"); } // Create Directory else if ((request.getParameter("Submit") != null) && (request.getParameter("Submit").equals(CREATE_DIR))) { String dir = "" + request.getAttribute("dir"); String dir_name = request.getParameter("cr_dir"); String new_dir = getDir(dir, dir_name); if (!isAllowed(new File(new_dir))){ request.setAttribute("error", "You are not allowed to access " + new_dir); } else if (new File(new_dir).mkdirs()) { request.setAttribute("message", "Directory created"); } else request.setAttribute("error", "Creation of directory " + new_dir + " failed"); } // Create a new empty file else if ((request.getParameter("Submit") != null) && (request.getParameter("Submit").equals(CREATE_FILE))) { String dir = "" + request.getAttribute("dir"); String file_name = request.getParameter("cr_dir"); String new_file = getDir(dir, file_name); if (!isAllowed(new File(new_file))){ request.setAttribute("error", "You are not allowed to access " + new_file); } // Test, if file_name is empty else if (!"".equals(file_name.trim()) && !file_name.endsWith(File.separator)) { if (new File(new_file).createNewFile()) request.setAttribute("message", "File created"); else request.setAttribute("error", "Creation of file " + new_file + " failed"); } else request.setAttribute("error", "Error: " + file_name + " is not a valid filename"); } // Rename a file else if ((request.getParameter("Submit") != null) && (request.getParameter("Submit").equals(RENAME_FILE))) { Vector v = expandFileList(request.getParameterValues("selfile"), true); String dir = "" + request.getAttribute("dir"); String new_file_name = request.getParameter("cr_dir"); String new_file = getDir(dir, new_file_name); if (!isAllowed(new File(new_file))){ request.setAttribute("error", "You are not allowed to access " + new_file); } // The error conditions: // 1) Zero Files selected else if (v.size() <= 0) request.setAttribute("error", "Select exactly one file or folder. Rename failed"); // 2a) Multiple files selected and the first isn't a dir // Here we assume that expandFileList builds v from top-bottom, starting with the dirs else if ((v.size() > 1) && !(((File) v.get(0)).isDirectory())) request.setAttribute( "error", "Select exactly one file or folder. Rename failed"); // 2b) If there are multiple files from the same directory, rename fails else if ((v.size() > 1) && ((File) v.get(0)).isDirectory() && !(((File) v.get(0)).getPath().equals(((File) v.get(1)).getParent()))) { request.setAttribute("error", "Select exactly one file or folder. Rename failed"); } else { File f = (File) v.get(0); if (!isAllowed(f)){ request.setAttribute("error", "You are not allowed to access " + f.getAbsolutePath()); } // Test, if file_name is empty else if ((new_file.trim() != "") && !new_file.endsWith(File.separator)) { if (!f.canWrite() || !f.renameTo(new File(new_file.trim()))) { request.setAttribute("error", "Creation of file " + new_file + " failed"); } else request.setAttribute("message", "Renamed file " + ((File) v.get(0)).getName() + " to " + new_file); } else request.setAttribute("error", "Error: \"" + new_file_name + "\" is not a valid filename"); } } // Move selected file(s) else if ((request.getParameter("Submit") != null) && (request.getParameter("Submit").equals(MOVE_FILES))) { Vector v = expandFileList(request.getParameterValues("selfile"), true); String dir = "" + request.getAttribute("dir"); String dir_name = request.getParameter("cr_dir"); String new_dir = getDir(dir, dir_name); if (!isAllowed(new File(new_dir))){ request.setAttribute("error", "You are not allowed to access " + new_dir); } else{ boolean error = false; // This ensures that new_dir is a directory if (!new_dir.endsWith(File.separator)) new_dir += File.separator; for (int i = v.size() - 1; i >= 0; i--) { File f = (File) v.get(i); if (!isAllowed(f)){ request.setAttribute("error", "You are not allowed to access " + f.getAbsolutePath()); error = true; break; } else if (!f.canWrite() || !f.renameTo(new File(new_dir + f.getAbsolutePath().substring(dir.length())))) { request.setAttribute("error", "Cannot move " + f.getAbsolutePath() + ". Move aborted"); error = true; break; } } if ((!error) && (v.size() > 1)) request.setAttribute("message", "All files moved"); else if ((!error) && (v.size() > 0)) request.setAttribute("message", "File moved"); else if (!error) request.setAttribute("error", "No files selected"); } } // Copy Files else if ((request.getParameter("Submit") != null) && (request.getParameter("Submit").equals(COPY_FILES))) { Vector v = expandFileList(request.getParameterValues("selfile"), true); String dir = (String) request.getAttribute("dir"); if (!dir.endsWith(File.separator)) dir += File.separator; String dir_name = request.getParameter("cr_dir"); String new_dir = getDir(dir, dir_name); if (!isAllowed(new File(new_dir))){ request.setAttribute("error", "You are not allowed to access " + new_dir); } else{ boolean error = false; if (!new_dir.endsWith(File.separator)) new_dir += File.separator; try { byte buffer[] = new byte[0xffff]; for (int i = 0; i < v.size(); i++) { File f_old = (File) v.get(i); File f_new = new File(new_dir + f_old.getAbsolutePath().substring(dir.length())); if (!isAllowed(f_old)|| !isAllowed(f_new)){ request.setAttribute("error", "You are not allowed to access " + f_new.getAbsolutePath()); error = true; } else if (f_old.isDirectory()) f_new.mkdirs(); // Overwriting is forbidden else if (!f_new.exists()) { copyStreams(new FileInputStream(f_old), new FileOutputStream(f_new), buffer); } else { // File exists request.setAttribute("error", "Cannot copy " + f_old.getAbsolutePath() + ", file already exists. Copying aborted"); error = true; break; } } } catch (IOException e) { request.setAttribute("error", "Error " + e + ". Copying aborted"); error = true; } if ((!error) && (v.size() > 1)) request.setAttribute("message", "All files copied"); else if ((!error) && (v.size() > 0)) request.setAttribute("message", "File copied"); else if (!error) request.setAttribute("error", "No files selected"); } } // Directory viewer if (dir_view && request.getAttribute("dir") != null) { File f = new File("" + request.getAttribute("dir")); //Check, whether the dir exists if (!f.exists() || !isAllowed(f)) { if (!f.exists()){ request.setAttribute("error", "Directory " + f.getAbsolutePath() + " does not exist."); } else{ request.setAttribute("error", "You are not allowed to access " + f.getAbsolutePath()); } //if attribute olddir exists, it will change to olddir if (request.getAttribute("olddir") != null && isAllowed(new File((String) request.getAttribute("olddir")))) { f = new File("" + request.getAttribute("olddir")); } //try to go to the parent dir else { if (f.getParent() != null && isAllowed(f)) f = new File(f.getParent()); } //If this dir also do also not exist, go back to browser.jsp root path if (!f.exists()) { String path = null; if (application.getRealPath(request.getRequestURI()) != null) path = new File( application.getRealPath(request.getRequestURI())).getParent(); if (path == null) // handle the case were we are not in a directory (ex: war file) path = new File(".").getAbsolutePath(); f = new File(path); } if (isAllowed(f)) request.setAttribute("dir", f.getAbsolutePath()); else request.setAttribute("dir", null); } %> <%=request.getAttribute("dir")%> <% //Output message if (request.getAttribute("message") != null) { out.println("
"); out.println(request.getAttribute("message")); out.println("
"); } //Output error if (request.getAttribute("error") != null) { out.println("
"); out.println(request.getAttribute("error")); out.println("
"); } if (request.getAttribute("dir") != null){ %>
<% // Output the table, starting with the headers. String dir = URLEncoder.encode("" + request.getAttribute("dir")); String cmd = browser_name + "?dir=" + dir; int sortMode = 1; if (request.getParameter("sort") != null) sortMode = Integer.parseInt(request .getParameter("sort")); int[] sort = new int[] {1, 2, 3, 4}; for (int i = 0; i < sort.length; i++) if (sort[i] == sortMode) sort[i] = -sort[i]; out.println("" + "" + "" + "" + ""); char trenner = File.separatorChar; // Output the Root-Dirs, without FORBIDDEN_DRIVES File[] entry = File.listRoots(); for (int i = 0; i < entry.length; i++) { boolean forbidden = false; for (int i2 = 0; i2 < FORBIDDEN_DRIVES.length; i2++) { if (entry[i].getAbsolutePath().toLowerCase().equals(FORBIDDEN_DRIVES[i2])) forbidden = true; } if (!forbidden) { out.println(""); out.println(""); } } // Output the parent directory link ".." if (f.getParent() != null) { out.println(""); out.println(""); } // Output all files and dirs and calculate the number of files and total size entry = f.listFiles(); if (entry == null) entry = new File[] {}; long totalSize = 0; // The total size of the files in the current directory long fileCount = 0; // The count of files in the current working directory if (entry != null && entry.length > 0) { Arrays.sort(entry, new FileComp(sortMode)); for (int i = 0; i < entry.length; i++) { String name = URLEncoder.encode(entry[i].getAbsolutePath()); String type = "File"; // This String will tell the extension of the file if (entry[i].isDirectory()) type = "DIR"; // It's a DIR else { String tempName = entry[i].getName().replace(' ', '_'); if (tempName.lastIndexOf('.') != -1) type = tempName.substring( tempName.lastIndexOf('.')).toLowerCase(); } String ahref = ""; String link = buf; // The standard view link, uses Mime-type if (entry[i].isDirectory()) { if (entry[i].canRead() && USE_DIR_PREVIEW) { //Show the first DIR_PREVIEW_NUMBER directory entries in a tooltip File[] fs = entry[i].listFiles(); if (fs == null) fs = new File[] {}; Arrays.sort(fs, new FileComp()); StringBuffer filenames = new StringBuffer(); for (int i2 = 0; (i2 < fs.length) && (i2 < 10); i2++) { String fname = conv2Html(fs[i2].getName()); if (fs[i2].isDirectory()) filenames.append("[" + fname + "];"); else filenames.append(fname + ";"); } if (fs.length > DIR_PREVIEW_NUMBER) filenames.append("..."); else if (filenames.length() > 0) filenames .setLength(filenames.length() - 1); link = ahref + "dir=" + name + "\" title=\"" + filenames + "\">" + FOL_IMG + "[" + buf + "]"; } else if (entry[i].canRead()) { link = ahref + "dir=" + name + "\">" + FOL_IMG + "[" + buf + "]"; } else link = FOL_IMG + "[" + buf + "]"; } else if (entry[i].isFile()) { //Entry is file totalSize = totalSize + entry[i].length(); fileCount = fileCount + 1; if (entry[i].canRead()) { dlink = ahref + "downfile=" + name + "\">Download"; //If you click at the filename if (USE_POPUP) link = ahref + "file=" + name + "\" target=\"_blank\">" + buf + ""; else link = ahref + "file=" + name + "\">" + buf + ""; if (entry[i].canWrite()) { // The file can be edited //If it is a zip or jar File you can unpack it if (isPacked(name, true)) elink = ahref + "unpackfile=" + name + "\">Unpack"; else elink = ahref + "editfile=" + name + "\">Edit"; } else { // If the file cannot be edited //If it is a zip or jar File you can unpack it if (isPacked(name, true)) elink = ahref + "unpackfile=" + name + "\">Unpack"; else elink = ahref + "editfile=" + name + "\">View"; } } else { link = buf; } } String date = dateFormat.format(new Date(entry[i].lastModified())); out.println(""); if (entry[i].canRead()) { out .println(""); } else { out .println(""); } out.print(""); if (entry[i].isDirectory()) out.print(""); else { out.print(""); } out.println(""); // The edit link (or view, depending) } }%>
 NameSizeTypeDate  
 "); String name = URLEncoder.encode(entry[i].getAbsolutePath()); String buf = entry[i].getAbsolutePath(); out.println("  [" + buf + "]"); out .println("     
"); out.println("  " + FOL_IMG + "[..]"); out .println("     
 " + link + " " + convertFileSize(entry[i].length()) + "" + type + "  " + // The file type (extension) date + "" + // The date the file was created dlink + "" + // The download link elink + "
Select all

<%=convertFileSize(totalSize)%> in <%=fileCount%> files in <%= dir2linkdir((String) request.getAttribute("dir"), browser_name, sortMode)%>

">

">
<% if (NATIVE_COMMANDS){%>
">
<% } }%>
jsp File Browser version <%= VERSION_NR%> by www.vonloesch.de
<% } %>