Use the same top nav bar on index.html and search results.

Thus eventually including the same optional login link/status in the
search start page than in the results page, for the same convenient
login without the need to use the Administration section.

htroot/index.html

@@ -41,7 +41,7 @@
     #(topmenu)#
     #%env/templates/embeddedheader.template%#
     ::
-    #%env/templates/simpleheader.template%#
+    #%env/templates/simpleSearchHeader.template%#
     <script type="text/javascript">
       document.getElementById("header_websearch").className += " active";
     </script>

htroot/index.java

@@ -52,9 +52,15 @@ public class index {
         }
 
         // access control
-        final boolean authorizedAccess = sb.verifyAuthentication(header);
-        if ((post != null) && (post.containsKey("publicPage"))) {
-            if (!authorizedAccess) {
+        String authenticatedUserName = null;
+        final boolean adminAuthenticated = sb.verifyAuthentication(header);
+        
+        if(adminAuthenticated) {
+			authenticatedUserName = sb.getConfig(SwitchboardConstants.ADMIN_ACCOUNT_USER_NAME, "admin");
+        }
+        
+        if ((post != null) && (post.containsKey("auth") || post.containsKey("publicPage"))) {
+            if (!adminAuthenticated) {
             	prop.authenticationRequired();
                 return prop;
             }
@@ -136,9 +142,47 @@ public class index {
         prop.put("searchdomswitches_searchapp_check", (contentdom == ContentDomain.APP) ? "1" : "0");
         prop.put("search.navigation", sb.getConfig("search.navigation", "all") );
         prop.put("search.verify", sb.getConfig("search.verify", "iffresh") );
+        
+        handleTopNavBarLoginSection(header, sb, prop, authenticatedUserName);
+        
         // online caution timing
         sb.localSearchLastAccess = System.currentTimeMillis();
 
         return prop;
     }
+
+    /**
+     * Add any eventually relevant information to generate the proper login link or status in the top navigation bar
+     * @param header the current request headers
+     * @param sb the server environment
+     * @param prop the servlet answer object
+     * @param authenticatedUserName the name of the currently authenticated user or null
+     */
+	private static void handleTopNavBarLoginSection(final RequestHeader header, final Switchboard sb,
+			final serverObjects prop, String authenticatedUserName) {
+		final boolean showLogin = sb.getConfigBool(SwitchboardConstants.SEARCH_PUBLIC_TOP_NAV_BAR_LOGIN,
+				SwitchboardConstants.SEARCH_PUBLIC_TOP_NAV_BAR_LOGIN_DEFAULT);
+        if(showLogin) {
+        	if(authenticatedUserName != null) {
+        		/* Show the name of the authenticated user */
+        		prop.put("showLogin", 1);
+        		prop.put("showLogin_userName", authenticatedUserName);
+        	} else {
+        		/* Show a login link */
+        		prop.put("showLogin", 2);
+        		
+        		/* The login link targets the same URL as the current location, just adding the 'auth' parameter to indicates that access to extended search features is desired */
+            	StringBuilder loginURL = new StringBuilder("index.html?auth");
+            	final String query = header.getQueryString();
+            	if(query != null) {
+            		loginURL.append("&").append(query);
+            	}
+            	
+        		
+    			prop.put("showLogin_loginURL", loginURL.toString());
+        	}
+        } else {
+        	prop.put("showLogin", 0);
+        }
+	}
 }

htroot/yacysearch.java

@@ -109,8 +109,7 @@ public class yacysearch {
         
         if(adminAuthenticated) {
 			authenticatedUserName = sb.getConfig(SwitchboardConstants.ADMIN_ACCOUNT_USER_NAME, "admin");
-        }
-        if (!extendedSearchRights) {
+        } else {
         	final UserDB.Entry user = sb.userDB != null ? sb.userDB.getUser(header) : null;
         	if(user != null) {
                 extendedSearchRights = user.hasRight(UserDB.AccessRight.EXTENDED_SEARCH_RIGHT);