From 2121ccd4015d7c0dc81485fcaf8655bde28ea396 Mon Sep 17 00:00:00 2001
From: ulrich <not disclosed>
Date: Mon, 20 Feb 2017 15:35:43 +0000
Subject: [PATCH] Dateien bearbeiten in Arbeit

---
 src/java/de/uhilger/filecms/api/FileMgr.java |  209 +++++++++++++++++++++++++++++++++------------------
 1 files changed, 135 insertions(+), 74 deletions(-)

diff --git a/src/java/de/uhilger/filecms/api/FileMgr.java b/src/java/de/uhilger/filecms/api/FileMgr.java
index 89433b5..20277a1 100644
--- a/src/java/de/uhilger/filecms/api/FileMgr.java
+++ b/src/java/de/uhilger/filecms/api/FileMgr.java
@@ -1,5 +1,4 @@
 /*
-
     Dateiverwaltung - File management in your browser
     Copyright (C) 2017 Ulrich Hilger, http://uhilger.de
 
@@ -15,16 +14,19 @@
 
     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.filesystem.LocalFileSystem;
 import java.io.File;
 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;
 
@@ -35,74 +37,123 @@
 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 FileRef homeFolder;
+  //private FileRef publicFolder;
+  //private FileRef namedHomeFolder;
+  //private FileRef namedPublicFolder;
+  
+      
   public String hallo() {
     return "Hallo Welt!";
   }
   
-  // http://localhost:8097/file-cms/rpc/de.uhilger.filecms.api.FileMgr/getBase/JSONNICE
-  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());
+  public List<FileRef> list(String relPath) {
+    List<FileRef> files = new ArrayList();
     
-    /* 
-        file = new File("."); liefert 
-        /home/ulrich/dev/lib/java/tomcat/tomcat2-8.5.9/bin/.
-    
-        ..auf der WebBox aber
-        /home/ulrich/srv/wbx_probe/.
-        ..weil das Startskript dort liegt
-    
-        der Tomcat der WebBox ist unter
-        sys/jrs/tomcat/bin
-    
-        also z.B.
-        /home/ulrich/srv/wbx_probe/sys/jrs/tomcat/bin
-
-        das Datenverzeichnis ist z.B. auf
-        /home/ulrich/srv/wbx_probe/daten
-    
-        dann ist das Datenverzeichnis unter
-        ../../../daten
-    
-        Der Ausdruck file = new File("."); liefert stets den 
-        Ort von dem aus der Java-Prozess gestartet wurde.
-    
-        Die unten folgende Bestimmung des Datenverzeichnisses 
-        ist beschraenkt auf das Datenverzeichnis der WebBox, 
-        entweder relativ zum Startskript der WebBox oder 
-        dem Startskript von Tomcat, wie es aus Netbeans heraus 
-        waehrend der Entwicklung genutzt wird.
-    
-        Besser ware vielleicht eine Bestimmung ueber einen 
-        Systemparameter -Dfilecms.base=... wie weiter oben 
-        auskommentiert. Damit liesse sich das file-cms auch 
-        ohne WebBox einsetzen. Allerdings muss dann das 
-        Datenverzeichnis im Start-Skript gebildet werden, 
-        also ausserhalb von Java, wenn es dynamisch aus 
-        einem Pfad relativ zum Start-Skript erzeugt werden 
-        soll.
-    */
-    
-    File file = new File(".");
-    String path = file.getAbsolutePath();
-    path = path.substring(0, path.length() - 1);
-    file = new File(path);
-    if(path.endsWith("bin")) {
-      file = file.getParentFile().getParentFile().getParentFile();
+    if(relPath.length() == 0) {
+      /*
+      publicFolder = new FileRef(getUserPubDir().getAbsolutePath(), true);
+      logger.info(publicFolder.getAbsolutePath());
+      homeFolder = new FileRef(getUserHomeDir().getAbsolutePath(), true);
+      logger.info(homeFolder.getAbsolutePath());
+      */
+      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 {
+      /*
+      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);
+      */
       
+      LocalFileSystem fs = new LocalFileSystem();
+      String path = getTargetDir(relPath).getAbsolutePath();
+      logger.fine(path);
+      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());
+      }
+      //files = Arrays.asList(fileRefs);
     }
-    file = new File(file, "daten/");
-    ref = new FileRef(file.getAbsolutePath(), file.isDirectory());
-    return ref;
+    
+    return files;
   }
+  
+  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 File getUserPubDir() {
+    File userDir = null;
+    File daten = new File(getBase().getAbsolutePath());
+    Object p = getRequest().getUserPrincipal();
+    if(p instanceof Principal) {
+      userDir = new File(daten, PUB_DIR_PATH + ((Principal) p).getName());
+    }
+    return userDir;
+  }
+  */
+  
+  private String getUserName() {
+    String userName = null;
+    Object p = getRequest().getUserPrincipal();
+    if(p instanceof Principal) {
+      userName = ((Principal) p).getName();
+    }
+    return userName;
+  }
+  
+  /*
+  private File getUserHomeDir() {
+    File userDir = null;
+    File daten = new File(getBase().getAbsolutePath());
+    Object p = getRequest().getUserPrincipal();
+    if(p instanceof Principal) {
+      userDir = new File(daten, HOME_DIR_PATH + ((Principal) p).getName());
+    }
+    return userDir;
+  }
+  */
   
   public FileRef saveTextFile(String relPath, String fileName, String contents) {
     FileRef savedFile = null;
@@ -111,23 +162,33 @@
       File daten = new File(datenRef.getAbsolutePath());
       Object p = getRequest().getUserPrincipal();
       if(p instanceof Principal) {
+        /*
         File userDir = new File(daten, "www/" + ((Principal) p).getName());
         File saveDir = new File(userDir, relPath);
-        File targetFile = new File(saveDir, fileName);
-        if(!targetFile.exists()) {
+        */
+        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());
         }
+        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);
@@ -141,5 +202,5 @@
     String path = cfile.getAbsolutePath();
     return new File(path.substring(0, path.indexOf(getRequest().getContextPath())));
   }
-  
+    
 }

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