check for upgrade instructions

git-svn-id: svn://svn.open-ils.org/ILS/trunk@3345 dcc99617-32d9-48b4-a31d-7c20da2025e4

diff --git a/Open-ILS/xul/staff_client/chrome/content/auth/controller.js b/Open-ILS/xul/staff_client/chrome/content/auth/controller.js
index bfabb1c..fd14ed4 100644 (file)
--- a/Open-ILS/xul/staff_client/chrome/content/auth/controller.js
+++ b/Open-ILS/xul/staff_client/chrome/content/auth/controller.js
@@ -160,9 +160,12 @@ auth.controller.prototype = {
 
        'test_server' : function(url) {
                var obj = this;
+               obj.controller.view.submit_button.disabled = true;
+               obj.controller.view.server_prompt.disabled = true;
                var s = document.getElementById('status');
                s.setAttribute('value','Testing hostname...');
                s.setAttribute('style','color: orange;');
+               document.getElementById('version').value = '';
                if (!url) {
                        s.setAttribute('value','Please enter a server hostname.');
                        s.setAttribute('style','color: red;');
@@ -204,18 +207,21 @@ auth.controller.prototype = {
                s.setAttribute('style','color: orange;');
                try {
                        var x = new XMLHttpRequest();
-                       url = url + '/xul/server/';
-                       dump('version url = ' + url + '\n');
-                       x.open("GET",url,true);
+                       var url2 = url + '/xul/server/';
+                       dump('version url = ' + url2 + '\n');
+                       x.open("GET",url2,true);
                        x.onreadystatechange = function() {
                                try {
                                        if (x.readyState != 4) return;
                                        s.setAttribute('value',x.status + ' : ' + x.statusText);
                                        if (x.status == 200) {
                                                s.setAttribute('style','color: green;');
+                                               obj.controller.view.submit_button.disabled = false;
                                        } else {
                                                s.setAttribute('style','color: red;');
+                                               obj.test_upgrade_instructions(url);
                                        }
+                                       obj.controller.view.server_prompt.disabled = false;
                                } catch(E) {
                                        s.setAttribute('value','There was an error checking version support.');
                                        s.setAttribute('style','color: red;');
@@ -230,6 +236,31 @@ auth.controller.prototype = {
                }
        },
 
+       'test_upgrade_instructions' : function(url) {
+               var obj = this;
+               try {
+                       var x = new XMLHttpRequest();
+                       var url2 = url + '/xul/versions.html';
+                       dump('upgrade url = ' + url2 + '\n');
+                       x.open("GET",url2,true);
+                       x.onreadystatechange = function() {
+                               try {
+                                       if (x.readyState != 4) return;
+                                       if (x.status == 200) {
+                                               window.open('data:text/html,'+window.escape(x.responseText),'upgrade','chrome,resizable,modal,centered');
+                                       } else {
+                                               alert('This server does not support your version of the staff client.  Please check with your system administrator.');
+                                       }
+                               } catch(E) {
+                                       obj.error.sdump('D_ERROR',E);
+                               }
+                       }
+                       x.send(null);
+               } catch(E) {
+                       obj.error.sdump('D_ERROR',E);
+               }
+       },
+
        'login' : function() { 
 
                var obj = this;
@@ -300,6 +331,9 @@ auth.controller.prototype = {
 
                this.session.close();
 
+               /* FIXME - need some locking or object destruction for the async tests */
+               /* this.test_server( this.controller.view.server_prompt.value ); */
+
                if (typeof this.on_logoff == 'function') {
                        this.error.sdump('D_AUTH','auth.controller.on_logoff()\n');
                        this.on_logoff();