From eb2a2d78152c7ca689e3aac116c107229a896a66 Mon Sep 17 00:00:00 2001
From: ulrich <undisclosed>
Date: Sat, 03 Mar 2018 19:34:54 +0000
Subject: [PATCH] Bug mit relativen Pfaden entfernt

---
 src/java/de/uhilger/filecms/api/Api.java |  110 ++++++++++++++++++++++++++++++++++++++++--------------
 1 files changed, 81 insertions(+), 29 deletions(-)

diff --git a/src/java/de/uhilger/filecms/api/Api.java b/src/java/de/uhilger/filecms/api/Api.java
index 3da69f3..b26537e 100644
--- a/src/java/de/uhilger/filecms/api/Api.java
+++ b/src/java/de/uhilger/filecms/api/Api.java
@@ -22,6 +22,7 @@
 
 import de.uhilger.filecms.data.FileRef;
 import de.uhilger.filecms.web.Initialiser;
+import de.uhilger.transit.Access;
 import de.uhilger.transit.web.RequestKontext;
 import de.uhilger.transit.web.WebKontext;
 import java.io.File;
@@ -35,26 +36,29 @@
  */
 public abstract class Api implements WebKontext, RequestKontext {
   
+  protected ServletContext ctx;  
+  
+  /** Zeiger zum Request, der zur Ausfuehrung fuehrte */
+  protected HttpServletRequest request;  
+  
   private static final Logger logger = Logger.getLogger(Api.class.getName());
 
   public static final String WBX_DATA_PATH = "daten/";
   public static final String PUB_DIR_PATH = "www/";
   public static final String HOME_DIR_PATH = "home/";
+  public static final String DAV_DIR_PATH = "dav/";
+
   public static final String PUB_DIR_NAME = "Oeffentlich";
   //public static final String HOME_DIR_NAME = "Persoenlicher Ordner";
   public static final String HOME_DIR_NAME = "Persoenlich";
+  public static final String DAV_DIR_NAME = "Austausch";
+
   public static final String WBX_ADMIN_ROLE = "wbxAdmin";
   
   public static final String WBX_BASE = "$basis";
   public static final String WBX_DATA = "$daten";
-  
-  /** Zeiger zum Servlet-Kontext dieser Anwendung */
-  private ServletContext ctx;
-  
-  /** Zeiger zum Request, der zur Ausfuehrung fuehrte */
-  private HttpServletRequest request;  
-  
-  
+  public static final String DAV_DATA = "$dav";
+    
   /**
    * Einen relativen Pfad in einen absoluten Pfad der WebBox 
    * aufloesen.
@@ -79,14 +83,17 @@
     } else if(relPath.startsWith(HOME_DIR_NAME)) {
       targetPath = HOME_DIR_PATH + getUserName() + relPath.substring(HOME_DIR_NAME.length());
       targetDir = new File(getBase().getAbsolutePath(), targetPath);
+    } else if(relPath.startsWith(DAV_DIR_NAME)) {
+      targetPath = DAV_DIR_PATH + /* getUserName() +*/ relPath.substring(DAV_DIR_NAME.length());
+      targetDir = new File(getBase().getAbsolutePath(), targetPath);
     } else if(getRequest().isUserInRole(WBX_ADMIN_ROLE)) {
       logger.fine("in admin role");
       if(relPath.startsWith(WBX_BASE)) {
         logger.fine("is base");
-        targetPath = getCatalinaBase();
+        targetPath = getCatalinaBase(ctx);
         targetDir = new File(targetPath, relPath.substring(WBX_BASE.length()));
       } else if(relPath.startsWith(WBX_DATA)) {
-        targetPath = getWbxDataDir();
+        targetPath = getWbxDataDir(ctx);
         logger.fine("is data, combine " + targetPath + ' ' + relPath.substring(WBX_DATA.length()));
         targetDir = new File(targetPath, relPath.substring(WBX_DATA.length()));
       } else {
@@ -108,16 +115,69 @@
   
   protected 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);
+    Object o = getFileBase(ctx);
+    if(o instanceof File) {
+      File file = (File) o;
       base = new FileRef(file.getAbsolutePath(), file.isDirectory());
     }
     return base;
   }
   
+  /* -------------- Hilfsfunktionen --------------- */
+  
+  /**
+   * Das Datenverzeichnis der WebBox ermitteln
+   * @return Ordner $wbx/daten
+   */
+  protected File getFileBase(ServletContext ctx) {
+    File file = null;
+    Object o = ctx.getAttribute(Initialiser.FILE_BASE);
+    if(o instanceof String) {
+      String baseStr = (String) o;
+      logger.fine(baseStr);
+      file = new File(baseStr);
+    }
+    return file;
+  }
+  
+  /**
+   * Den absoluten Pfad zum Verzeichnis ermitteln das gemaess der 
+   * Tomcat-Doku als CATALINA_BASE der WebBox gilt
+   * @return absoluter Pfad zu $wbx/sys/base
+   */
+  protected String getCatalinaBase(ServletContext ctx) {
+    String path = ctx.getRealPath("/");
+    logger.fine("getRealPath: " + path); // file-cms in webapps
+    File file = new File(path);
+    file = file.getParentFile().getParentFile();
+    return file.getAbsolutePath();
+  }
+  
+  /**
+   * Den absoluten Pfad zum Datenverzeichnis der WebBox ermitteln
+   * @return absoluter Pfad zu $wbx/daten
+   */
+  protected String getWbxDataDir(ServletContext ctx) {
+    return getFileBase(ctx).getAbsolutePath();
+  }
+  
+  /**
+   * Das Verzeichnis ermitteln, in dem die WebBox laeuft
+   * @return der Ordner $wbx
+   */
+  protected File getWbxDir(ServletContext ctx) {
+    String path = ctx.getRealPath("/");
+    logger.fine("getRealPath: " + path);
+    File file = new File(path);
+    file = file.getParentFile().getParentFile().getParentFile().getParentFile();    
+    logger.fine("WebBox: " + file.getAbsolutePath());
+    return file;
+  }
+  
+  /**
+   * den Namen des angemeldeten Benutzers ermitteln
+   * @return Name des angemeldeten Benutzers oder null, wenn keiner angemeldet ist
+   */
   protected String getUserName() {
     String userName = null;
     Object p = getRequest().getUserPrincipal();
@@ -125,29 +185,19 @@
       userName = ((Principal) p).getName();
     }
     return userName;
-  }    
+  }        
+
   
-  protected String getCatalinaBase() {
-    String path = getServletContext().getRealPath("/");
-    logger.fine("getRealPath: " + path); // file-cms in webapps
-    File file = new File(path);
-    file = file.getParentFile().getParentFile();
-    return file.getAbsolutePath();
-  }
-  
-  protected String getWbxDataDir() {
-    String wbxBase = getBase().getAbsolutePath();
-    File file = new File(wbxBase);
-    return file.getAbsolutePath();
-  }
   /* ------------- Implementierung WebKontext ------------- */
 
   @Override
+  @Access(type = Access.Type.RESTRICT)
   public ServletContext getServletContext() {
     return ctx;
   }
 
   @Override
+  @Access(type = Access.Type.RESTRICT)
   public void setServletContext(ServletContext servletContext) {
     this.ctx = servletContext;
   }
@@ -155,11 +205,13 @@
   /* ------------- Implementierung RequestKontext ------------- */
 
   @Override
+  @Access(type = Access.Type.RESTRICT)
   public HttpServletRequest getRequest() {
     return request;
   }
 
   @Override
+  @Access(type = Access.Type.RESTRICT)
   public void setRequest(HttpServletRequest r) {
     this.request = r;
   }

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