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------------------------------------------------------------
revno: 4317
committer: Morten Olav Hansen <mortenoh@xxxxxxxxx>
branch nick: dhis2
timestamp: Tue 2011-08-16 15:48:25 +0200
message:
  minor changes, gives user indication when server is offline/online WIP
modified:
  dhis-2/dhis-web/dhis-web-commons-resources/src/main/webapp/dhis-web-commons/javascripts/commons.js
  dhis-2/dhis-web/dhis-web-commons-resources/src/main/webapp/dhis-web-commons/javascripts/dhis2/dhis2.availability.js
  dhis-2/dhis-web/dhis-web-dataentry/src/main/webapp/dhis-web-dataentry/javascript/entry.js


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=== modified file 'dhis-2/dhis-web/dhis-web-commons-resources/src/main/webapp/dhis-web-commons/javascripts/commons.js'
--- dhis-2/dhis-web/dhis-web-commons-resources/src/main/webapp/dhis-web-commons/javascripts/commons.js	2011-08-16 12:16:33 +0000
+++ dhis-2/dhis-web/dhis-web-commons-resources/src/main/webapp/dhis-web-commons/javascripts/commons.js	2011-08-16 13:48:25 +0000
@@ -582,6 +582,26 @@
 }   
 
 /**
+ *  Is header message visible.
+ * 
+ *  @returns true if visible, false is hidden
+ */
+function isHeaderMessageVisible()
+{
+    return $( 'div#headerMessage' ).is(":visible");
+}
+
+/**
+ *  Is header message hidden.
+ * 
+ *  @returns true if hidden, false is visible
+ */
+function isHeaderMessageHidden()
+{
+    return !isHeaderMessageVisible();
+}
+
+/**
  * Slides down the info message div and sets the message as text.
  * 
  * @param message the message.

=== modified file 'dhis-2/dhis-web/dhis-web-commons-resources/src/main/webapp/dhis-web-commons/javascripts/dhis2/dhis2.availability.js'
--- dhis-2/dhis-web/dhis-web-commons-resources/src/main/webapp/dhis-web-commons/javascripts/dhis2/dhis2.availability.js	2011-08-16 12:41:09 +0000
+++ dhis-2/dhis-web/dhis-web-commons-resources/src/main/webapp/dhis-web-commons/javascripts/dhis2/dhis2.availability.js	2011-08-16 13:48:25 +0000
@@ -35,8 +35,10 @@
  * Start availability check, will trigger dhis2.online / dhis2.offline events
  * when availability changes.
  * 
- * @param onlineInterval How often to check for availability, default is 1000.
- * @param offlineInterval How often to check for availability, default is 1000.
+ * @param onlineInterval How often to check for availability when online,
+ *            default is 10000.
+ * @param offlineInterval How often to check for availability when offline,
+ *            default is 1000.
  */
 dhis2.availability.startAvailabilityCheck = function( onlineInterval, offlineInterval )
 {
@@ -79,7 +81,8 @@
         } );
     }
 
-    _availableTimeoutHandler = setTimeout( _checkAvailability, onlineInterval );
+    // use 500ms for initial check
+    _availableTimeoutHandler = setTimeout( _checkAvailability, 500 );
 }
 
 /**

=== modified file 'dhis-2/dhis-web/dhis-web-dataentry/src/main/webapp/dhis-web-dataentry/javascript/entry.js'
--- dhis-2/dhis-web/dhis-web-dataentry/src/main/webapp/dhis-web-dataentry/javascript/entry.js	2011-08-16 13:16:34 +0000
+++ dhis-2/dhis-web/dhis-web-dataentry/src/main/webapp/dhis-web-dataentry/javascript/entry.js	2011-08-16 13:48:25 +0000
@@ -205,19 +205,38 @@
 }
 
 $(document).ready(function() {
+    dhis2.availability.startAvailabilityCheck();
+
     $("#orgUnitTree").one("ouwtLoaded", function() {
         saveDataValuesInLocalStorage();
     });
 
-    dhis2.availability.startAvailabilityCheck();
-
     $(document).bind("dhis2.online", function(event, loggedIn) {
-        console.log("dhis2 is online")
-        console.log("loggedIn: " + loggedIn)
+        if(loggedIn) {
+            if(isHeaderMessageVisible()) {
+                updateHeaderMessage( "Successful connection with server." )
+            } else {
+                setHeaderMessage( "Successful connection with server." )
+            }
+        } else {
+            if(isHeaderMessageVisible()) {
+                updateHeaderMessage( "Successfully connected with server. Please <button id='login_button'>Login</button> " )
+                $("#login_button").bind("click", function() {
+                    // TODO hack, please improve
+                    window.location.href = "../dhis-web-commons/security/login.html";
+                })
+            } else {
+                setHeaderMessage( "Successfully connected with server. Please <button id='login_button'>Login</button> " )
+            }
+        }
     })
 
     $(document).bind("dhis2.offline", function() {
-        console.log("dhis2 is offline")
+        if(isHeaderMessageVisible()) {
+            updateHeaderMessage( "Unable to contact server. Data will be stored locally." )
+        } else {
+            setHeaderMessage( "Unable to contact server. Data will be stored locally." )
+        }
     })
 })