Refactor to support new SystemPermission organization (no more *DirectoryPermission classes).

guacamole/src/main/java/net/sourceforge/guacamole/net/basic/crud/connections/List.java

@@ -32,11 +32,9 @@ import net.sourceforge.guacamole.net.auth.ConnectionRecord;
 import net.sourceforge.guacamole.net.auth.Directory;
 import net.sourceforge.guacamole.net.auth.User;
 import net.sourceforge.guacamole.net.auth.UserContext;
-import net.sourceforge.guacamole.net.auth.permission.ConnectionDirectoryPermission;
 import net.sourceforge.guacamole.net.auth.permission.ConnectionPermission;
 import net.sourceforge.guacamole.net.auth.permission.ObjectPermission;
 import net.sourceforge.guacamole.net.auth.permission.Permission;
-import net.sourceforge.guacamole.net.auth.permission.SystemPermission;
 import net.sourceforge.guacamole.net.basic.AuthenticatingHttpServlet;
 import net.sourceforge.guacamole.protocol.GuacamoleConfiguration;
 
@@ -48,35 +46,6 @@ import net.sourceforge.guacamole.protocol.GuacamoleConfiguration;
  */
 public class List extends AuthenticatingHttpServlet {
 
-    /**
-     * Checks whether the given user has permission to perform the given
-     * system operation. Security exceptions are handled appropriately - only
-     * non-security exceptions pass through.
-     *
-     * @param user The user whose permissions should be verified.
-     * @param type The type of operation to check for permission for.
-     * @return true if permission is granted, false otherwise.
-     *
-     * @throws GuacamoleException If an error occurs while checking permissions.
-     */
-    private boolean hasConfigPermission(User user, SystemPermission.Type type)
-    throws GuacamoleException {
-
-        // Build permission
-        Permission permission =
-                new ConnectionDirectoryPermission(type);
-
-        try {
-            // Return result of permission check, if possible
-            return user.hasPermission(permission);
-        }
-        catch (GuacamoleSecurityException e) {
-            // If cannot check due to security restrictions, no permission
-            return false;
-        }
-
-    }
-
     /**
      * Checks whether the given user has permission to perform the given
      * object operation. Security exceptions are handled appropriately - only
@@ -148,10 +117,6 @@ public class List extends AuthenticatingHttpServlet {
             xml.writeStartDocument();
             xml.writeStartElement("connections");
 
-            // Save connection create permission attribute
-            if (hasConfigPermission(self, SystemPermission.Type.CREATE))
-                xml.writeAttribute("create", "yes");
-
             // For each entry, write corresponding connection element
             for (String identifier : directory.getIdentifiers()) {
 
@@ -164,22 +129,10 @@ public class List extends AuthenticatingHttpServlet {
                 xml.writeAttribute("protocol",
                         connection.getConfiguration().getProtocol());
 
-                // Save admin permission attribute
-                if (hasConfigPermission(self, ObjectPermission.Type.ADMINISTER,
-                        identifier))
-                    xml.writeAttribute("admin", "yes");
-
-                // Save delete permission attribute
-                if (hasConfigPermission(self, ObjectPermission.Type.DELETE,
-                        identifier))
-                    xml.writeAttribute("delete", "yes");
-
-                // Save update permission attribute, include parameters
+                // If update permission available, include parameters
                 if (hasConfigPermission(self, ObjectPermission.Type.UPDATE,
                         identifier)) {
 
-                    xml.writeAttribute("update", "yes");
-
                     // As update permission is present, also list parameters
                     GuacamoleConfiguration config = connection.getConfiguration();
                     for (String name : config.getParameterNames()) {

guacamole/src/main/java/net/sourceforge/guacamole/net/basic/crud/permissions/List.java

@@ -30,12 +30,10 @@ import net.sourceforge.guacamole.GuacamoleSecurityException;
 import net.sourceforge.guacamole.net.auth.Directory;
 import net.sourceforge.guacamole.net.auth.User;
 import net.sourceforge.guacamole.net.auth.UserContext;
-import net.sourceforge.guacamole.net.auth.permission.ConnectionDirectoryPermission;
 import net.sourceforge.guacamole.net.auth.permission.ConnectionPermission;
 import net.sourceforge.guacamole.net.auth.permission.ObjectPermission;
 import net.sourceforge.guacamole.net.auth.permission.Permission;
 import net.sourceforge.guacamole.net.auth.permission.SystemPermission;
-import net.sourceforge.guacamole.net.auth.permission.UserDirectoryPermission;
 import net.sourceforge.guacamole.net.auth.permission.UserPermission;
 import net.sourceforge.guacamole.net.basic.AuthenticatingHttpServlet;
 
@@ -61,7 +59,9 @@ public class List extends AuthenticatingHttpServlet {
         throws GuacamoleException {
 
         switch (type) {
-            case CREATE: return "create";
+            case CREATE_USER:       return "create-user";
+            case CREATE_CONNECTION: return "create-connection";
+            case ADMINISTER:        return "admin";
         }
 
         throw new GuacamoleException("Unknown permission type: " + type);
@@ -136,16 +136,15 @@ public class List extends AuthenticatingHttpServlet {
             // For each entry, write corresponding user element
             for (Permission permission : user.getPermissions()) {
 
-                // Config directory permission
-                if (permission instanceof ConnectionDirectoryPermission) {
+                // System permission
+                if (permission instanceof SystemPermission) {
 
                     // Get permission
-                    ConnectionDirectoryPermission cdp =
-                            (ConnectionDirectoryPermission) permission;
+                    SystemPermission sp = (SystemPermission) permission;
 
                     // Write permission
-                    xml.writeEmptyElement("connections");
-                    xml.writeAttribute("type", toString(cdp.getType()));
+                    xml.writeEmptyElement("system");
+                    xml.writeAttribute("type", toString(sp.getType()));
 
                 }
 
@@ -163,19 +162,6 @@ public class List extends AuthenticatingHttpServlet {
 
                 }
 
-                // User directory permission
-                else if (permission instanceof UserDirectoryPermission) {
-
-                    // Get permission
-                    UserDirectoryPermission udp =
-                            (UserDirectoryPermission) permission;
-
-                    // Write permission
-                    xml.writeEmptyElement("users");
-                    xml.writeAttribute("type", toString(udp.getType()));
-
-                }
-
                 // User permission
                 else if (permission instanceof UserPermission) {
 

guacamole/src/main/java/net/sourceforge/guacamole/net/basic/crud/users/List.java

@@ -31,11 +31,6 @@ import net.sourceforge.guacamole.GuacamoleSecurityException;
 import net.sourceforge.guacamole.net.auth.Directory;
 import net.sourceforge.guacamole.net.auth.User;
 import net.sourceforge.guacamole.net.auth.UserContext;
-import net.sourceforge.guacamole.net.auth.permission.ObjectPermission;
-import net.sourceforge.guacamole.net.auth.permission.Permission;
-import net.sourceforge.guacamole.net.auth.permission.SystemPermission;
-import net.sourceforge.guacamole.net.auth.permission.UserDirectoryPermission;
-import net.sourceforge.guacamole.net.auth.permission.UserPermission;
 import net.sourceforge.guacamole.net.basic.AuthenticatingHttpServlet;
 
 /**
@@ -45,65 +40,6 @@ import net.sourceforge.guacamole.net.basic.AuthenticatingHttpServlet;
  */
 public class List extends AuthenticatingHttpServlet {
 
-    /**
-     * Checks whether the given user has permission to perform the given
-     * system operation. Security exceptions are handled appropriately - only
-     * non-security exceptions pass through.
-     *
-     * @param user The user whose permissions should be verified.
-     * @param type The type of operation to check for permission for.
-     * @return true if permission is granted, false otherwise.
-     *
-     * @throws GuacamoleException If an error occurs while checking permissions.
-     */
-    private boolean hasUserPermission(User user, SystemPermission.Type type)
-    throws GuacamoleException {
-
-        // Build permission
-        Permission permission = new UserDirectoryPermission(type);
-
-        try {
-            // Return result of permission check, if possible
-            return user.hasPermission(permission);
-        }
-        catch (GuacamoleSecurityException e) {
-            // If cannot check due to security restrictions, no permission
-            return false;
-        }
-
-    }
-
-    /**
-     * Checks whether the given user has permission to perform the given
-     * object operation. Security exceptions are handled appropriately - only
-     * non-security exceptions pass through.
-     *
-     * @param user The user whose permissions should be verified.
-     * @param type The type of operation to check for permission for.
-     * @param identifier The identifier of the user the operation would be
-     *                   performed upon.
-     * @return true if permission is granted, false otherwise.
-     *
-     * @throws GuacamoleException If an error occurs while checking permissions.
-     */
-    private boolean hasUserPermission(User user, ObjectPermission.Type type,
-            String identifier)
-    throws GuacamoleException {
-
-        // Build permission
-        Permission permission = new UserPermission(type, identifier);
-
-        try {
-            // Return result of permission check, if possible
-            return user.hasPermission(permission);
-        }
-        catch (GuacamoleSecurityException e) {
-            // If cannot check due to security restrictions, no permission
-            return false;
-        }
-
-    }
-
     @Override
     protected void authenticatedService(
             UserContext context,
@@ -135,10 +71,6 @@ public class List extends AuthenticatingHttpServlet {
             xml.writeStartDocument();
             xml.writeStartElement("users");
 
-            // Save user create permission attribute
-            if (hasUserPermission(self, SystemPermission.Type.CREATE))
-                xml.writeAttribute("create", "yes");
-
             // For each entry, write corresponding user element
             for (String username : users) {
 
@@ -149,21 +81,6 @@ public class List extends AuthenticatingHttpServlet {
                 xml.writeEmptyElement("user");
                 xml.writeAttribute("name", user.getUsername());
 
-                // Save update permission attribute
-                if (hasUserPermission(self, ObjectPermission.Type.UPDATE,
-                        user.getUsername()))
-                    xml.writeAttribute("update", "yes");
-
-                // Save admin permission attribute
-                if (hasUserPermission(self, ObjectPermission.Type.ADMINISTER,
-                        user.getUsername()))
-                    xml.writeAttribute("admin", "yes");
-
-                // Save delete permission attribute
-                if (hasUserPermission(self, ObjectPermission.Type.DELETE,
-                        user.getUsername()))
-                    xml.writeAttribute("delete", "yes");
-
             }
 
             // End document

guacamole/src/main/java/net/sourceforge/guacamole/net/basic/crud/users/Update.java

@@ -26,12 +26,10 @@ import net.sourceforge.guacamole.GuacamoleException;
 import net.sourceforge.guacamole.net.auth.Directory;
 import net.sourceforge.guacamole.net.auth.User;
 import net.sourceforge.guacamole.net.auth.UserContext;
-import net.sourceforge.guacamole.net.auth.permission.ConnectionDirectoryPermission;
 import net.sourceforge.guacamole.net.auth.permission.ConnectionPermission;
 import net.sourceforge.guacamole.net.auth.permission.ObjectPermission;
 import net.sourceforge.guacamole.net.auth.permission.Permission;
 import net.sourceforge.guacamole.net.auth.permission.SystemPermission;
-import net.sourceforge.guacamole.net.auth.permission.UserDirectoryPermission;
 import net.sourceforge.guacamole.net.auth.permission.UserPermission;
 import net.sourceforge.guacamole.net.basic.AuthenticatingHttpServlet;
 
@@ -43,9 +41,19 @@ import net.sourceforge.guacamole.net.basic.AuthenticatingHttpServlet;
 public class Update extends AuthenticatingHttpServlet {
 
     /**
-     * String given for directory creation permission.
+     * String given for user creation permission.
      */
-    private static final String CREATE_PERMISSION = "create";
+    private static final String CREATE_USER_PERMISSION = "create-user";
+
+    /**
+     * String given for connection creation permission.
+     */
+    private static final String CREATE_CONNECTION_PERMISSION = "create-connection";
+
+    /**
+     * String given for system administration permission.
+     */
+    private static final String ADMIN_PERMISSION = "admin";
 
     /**
      * Prefix given before an object identifier for read permission.
@@ -67,6 +75,32 @@ public class Update extends AuthenticatingHttpServlet {
      */
     private static final String ADMIN_PREFIX  = "admin:";
 
+    /**
+     * Given a permission string, returns the corresponding system permission.
+     *
+     * @param str The permission string to parse.
+     * @return The parsed system permission.
+     * @throws GuacamoleException If the given string could not be parsed.
+     */
+    private Permission parseSystemPermission(String str)
+            throws GuacamoleException {
+
+        // Create user 
+        if (str.startsWith(CREATE_USER_PERMISSION))
+            return new SystemPermission(SystemPermission.Type.CREATE_USER);
+
+        // Create connection 
+        if (str.startsWith(CREATE_CONNECTION_PERMISSION))
+            return new SystemPermission(SystemPermission.Type.CREATE_CONNECTION);
+
+        // Administration
+        if (str.startsWith(ADMIN_PERMISSION))
+            return new SystemPermission(SystemPermission.Type.ADMINISTER);
+
+        throw new GuacamoleException("Invalid permission string.");
+
+    }
+
     /**
      * Given a permission string, returns the corresponding user permission.
      *
@@ -77,10 +111,6 @@ public class Update extends AuthenticatingHttpServlet {
     private Permission parseUserPermission(String str)
             throws GuacamoleException {
 
-        // Create permission
-        if (str.equals(CREATE_PERMISSION))
-            return new UserDirectoryPermission(SystemPermission.Type.CREATE);
-
         // Read
         if (str.startsWith(READ_PREFIX))
             return new UserPermission(ObjectPermission.Type.READ,
@@ -116,10 +146,6 @@ public class Update extends AuthenticatingHttpServlet {
     private Permission parseConnectionPermission(String str)
             throws GuacamoleException {
 
-        // Create permission
-        if (str.equals(CREATE_PERMISSION))
-            return new ConnectionDirectoryPermission(SystemPermission.Type.CREATE);
-
         // Read
         if (str.startsWith(READ_PREFIX))
             return new ConnectionPermission(ObjectPermission.Type.READ,
@@ -166,28 +192,50 @@ public class Update extends AuthenticatingHttpServlet {
             if (password != null)
                 user.setPassword(password);
 
-            // Set user permissions
+            /*
+             * NEW PERMISSIONS
+             */
+            
+            // Set added system permissions
+            String[] add_sys_permission = request.getParameterValues("+sys");
+            if (add_sys_permission != null) {
+                for (String str : add_sys_permission)
+                    user.addPermission(parseSystemPermission(str));
+            }
+
+            // Set added user permissions
             String[] add_user_permission = request.getParameterValues("+user");
             if (add_user_permission != null) {
                 for (String str : add_user_permission)
                     user.addPermission(parseUserPermission(str));
             }
 
-            // Set connection permissions
+            // Set added connection permissions
             String[] add_connection_permission = request.getParameterValues("+connection");
             if (add_connection_permission != null) {
                 for (String str : add_connection_permission)
                     user.addPermission(parseConnectionPermission(str));
             }
 
-            // Set user permissions
+            /*
+             * REMOVED PERMISSIONS
+             */
+            
+            // Unset removed system permissions
+            String[] remove_sys_permission = request.getParameterValues("-sys");
+            if (remove_sys_permission != null) {
+                for (String str : remove_sys_permission)
+                    user.removePermission(parseSystemPermission(str));
+            }
+
+            // Unset removed user permissions
             String[] remove_user_permission = request.getParameterValues("-user");
             if (remove_user_permission != null) {
                 for (String str : remove_user_permission)
                     user.removePermission(parseUserPermission(str));
             }
 
-            // Set connection permissions
+            // Unset removed connection permissions
             String[] remove_connection_permission = request.getParameterValues("-connection");
             if (remove_connection_permission != null) {
                 for (String str : remove_connection_permission)