From fc1897413a5142e53ddd71944e6acd08dd183869 Mon Sep 17 00:00:00 2001
From: ulrich <not disclosed>
Date: Sat, 25 Feb 2017 14:33:42 +0000
Subject: [PATCH] Loeschen implementiert
---
src/java/de/uhilger/filecms/api/FileMgr.java | 254 ++++++++++++++++++++++++++++++++++++++++++--------
1 files changed, 211 insertions(+), 43 deletions(-)
diff --git a/src/java/de/uhilger/filecms/api/FileMgr.java b/src/java/de/uhilger/filecms/api/FileMgr.java
index a597012..78ac92d 100644
--- a/src/java/de/uhilger/filecms/api/FileMgr.java
+++ b/src/java/de/uhilger/filecms/api/FileMgr.java
@@ -1,62 +1,230 @@
+/*
+ Dateiverwaltung - File management in your browser
+ Copyright (C) 2017 Ulrich Hilger, http://uhilger.de
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU Affero General Public License as
+ published by the Free Software Foundation, either version 3 of the
+ License, or (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU Affero General Public License for more details.
+
+ You should have received a copy of the GNU Affero General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
package de.uhilger.filecms.api;
+import de.uhilger.filecms.web.Initialiser;
import de.uhilger.filesystem.FileRef;
-import de.uhilger.transit.web.RequestKontext;
-import de.uhilger.transit.web.WebKontext;
+import de.uhilger.filesystem.FileSystem;
+import de.uhilger.filesystem.LocalFileSystem;
import java.io.File;
+import java.io.FileNotFoundException;
+import java.io.FileReader;
+import java.io.FileWriter;
+import java.io.IOException;
+import java.security.Principal;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.logging.Level;
import java.util.logging.Logger;
-import javax.servlet.ServletContext;
-import javax.servlet.http.HttpServletRequest;
/**
*
* @author ulrich
*/
-public class FileMgr implements WebKontext, RequestKontext {
+public class FileMgr extends Api {
private static final Logger logger = Logger.getLogger(FileMgr.class.getName());
- public static final String FILE_BASE = "fileBase";
+ 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";
- private ServletContext ctx;
- private HttpServletRequest req;
-
- public FileRef getBase() {
- FileRef ref = null;
- //String fileBase = getServletContext().getInitParameter(FILE_BASE);
- // -Dfilecms.base=/pfad/zu/daten
- String fileBase = System.getProperty("filecms.base");
- File file = new File(fileBase);
- logger.info(file.getAbsolutePath());
- logger.info(getWebappsDir().getAbsolutePath());
- ref = new FileRef(file.getAbsolutePath(), file.isDirectory());
- return ref;
+ public String hallo() {
+ return "Hallo Welt!";
}
+ public List<FileRef> list(String relPath) {
+ List<FileRef> files = new ArrayList();
+ if(relPath.length() == 0) {
+ FileRef namedPublicFolder = new FileRef(PUB_DIR_NAME, true);
+ logger.finer(namedPublicFolder.getAbsolutePath());
+ FileRef namedHomeFolder = new FileRef(HOME_DIR_NAME, true);
+ logger.finer(namedHomeFolder.getAbsolutePath());
+ files = new ArrayList();
+ files.add(namedHomeFolder);
+ files.add(namedPublicFolder);
+ } 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());
+ }
+ }
+ return files;
+ }
+
+ public FileRef newFolder(String relPath, String folderName) {
+ logger.finer(relPath);
+ String targetPath = null;
+ if(relPath.startsWith(PUB_DIR_NAME)) {
+ targetPath = PUB_DIR_PATH + getUserName() + "/" + relPath.substring(PUB_DIR_NAME.length()) + "/" + folderName;
+ } else if(relPath.startsWith(HOME_DIR_NAME)) {
+ targetPath = HOME_DIR_PATH + getUserName() + "/" + relPath.substring(HOME_DIR_NAME.length()) + "/" + folderName;
+ } else {
+ // kann eigentlich nicht sein..
+ }
+ logger.finer(targetPath);
+ File targetDir = new File(getBase().getAbsolutePath(), targetPath);
+ targetDir.mkdirs();
+ return new FileRef(targetDir.getAbsolutePath(), true);
+ }
+
+ public String getCode(String relPath, String fileName) {
+ String code = null;
+
+ Object p = getRequest().getUserPrincipal();
+ if(p instanceof Principal) {
+ FileReader reader = null;
+ try {
+ File targetFile = new File(getTargetDir(relPath), fileName);
+ reader = new FileReader(targetFile);
+ StringBuffer buf = new StringBuffer();
+ char[] readBuffer = new char[1024];
+ int charsRead = reader.read(readBuffer);
+ while(charsRead > -1) {
+ buf.append(readBuffer, 0, charsRead);
+ charsRead = reader.read(readBuffer);
+ }
+ code = buf.toString();
+ } catch (FileNotFoundException ex) {
+ Logger.getLogger(FileMgr.class.getName()).log(Level.SEVERE, null, ex);
+ } catch (IOException ex) {
+ Logger.getLogger(FileMgr.class.getName()).log(Level.SEVERE, null, ex);
+ } finally {
+ try {
+ reader.close();
+ } catch (IOException ex) {
+ Logger.getLogger(FileMgr.class.getName()).log(Level.SEVERE, null, ex);
+ }
+ }
+
+ }
+
+ return code;
+ }
+
+ 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++) {
+ Object o = fileNames.get(i);
+ if(o instanceof ArrayList) {
+ ArrayList al = (ArrayList) o;
+ 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());
+ }
+ }
+ 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;
+ 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();
+ }
+ 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);
+ }
+ return savedFile;
+ }
+
+ /* ---- Hilfsfunktionen ---- */
+
+ private File getTargetDir(String relPath) {
+ logger.finer(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..
+ }
+ logger.finer(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 FileRef) {
+ base = (FileRef) o;
+ }
+ return base;
+ }
+
+ private String getUserName() {
+ String userName = null;
+ Object p = getRequest().getUserPrincipal();
+ if(p instanceof Principal) {
+ userName = ((Principal) p).getName();
+ }
+ return userName;
+ }
+
+ /*
private File getWebappsDir() {
- File cfile = new File(this.getClass().getResource(this.getClass().getSimpleName() + ".class").getFile());
+ File cfile = new File(this.getClass().getResource(
+ this.getClass().getSimpleName() + ".class").getFile());
String path = cfile.getAbsolutePath();
- return new File(path.substring(0, path.indexOf(req.getContextPath())));
+ return new File(path.substring(0, path.indexOf(getRequest().getContextPath())));
}
-
- @Override
- public ServletContext getServletContext() {
- return ctx;
- }
-
- @Override
- public void setServletContext(ServletContext servletContext) {
- this.ctx = servletContext;
- }
-
- @Override
- public HttpServletRequest getRequest() {
- return req;
- }
-
- @Override
- public void setRequest(HttpServletRequest r) {
- this.req = r;
- }
-
-
+ */
+
}
--
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