contact and login js validation: determines required field automatically

[syj.git] / public / js / forms.js

diff --git a/public/js/forms.js b/public/js/forms.js
index 9c84d5b0581e0a3097ee9ef48cc69068ef058c40..738b056f67c6840d8dd9ec8df9c97f1baea0ccf9 100644 (file)
--- a/public/js/forms.js
+++ b/public/js/forms.js
@@ -1,5 +1,17 @@
 /*  This file is part of Syj, Copyright (c) 2010 Arnaud Renevier,
     and is published under the AGPL license. */
+Element.addMethods(['input', 'textarea'], {
+    check: function(control, callback, errorMessage) {
+        if (callback.call(control)) {
+            return true;
+        }
+        control.insert({
+            after: new Element("div", {className: 'error'}).update(errorMessage)
+        });
+        return false;
+    }
+});
+
 Element.addMethods('form', {
     focus: function(form) {
         var tofocus, error;
@@ -12,23 +24,28 @@ Element.addMethods('form', {
             tofocus = form.down('input:not([readonly],[disabled]),textarea:not([readonly][disabled])');
         }
         if (tofocus) {
-            if (error && (typeof tofocus.highlight == "function")) {
+            if (error && (typeof tofocus.highlight === "function")) {
                 tofocus.highlight('#F08080');
             }
             tofocus.focus();
             tofocus.select();
         }
-    }
-});
+    },
 
-Element.addMethods(['input', 'textarea'], {
-    check: function(control, callback, errorMessage) {
-        if (callback.call(control)) {
-            return true;
-        }
-        control.insert({
-            after: new Element("div", {className: 'error'}).update(errorMessage)
+    checkEmptyElements: function(form, errorMessage) {
+        var results = [];
+        form.select('.required').each(function(elt) {
+            var id = elt.getAttribute('for'), control = $(id);
+            if (!control) {
+                return;
+            }
+            if (!control.check(function() {
+                    return !this.value.strip().empty();
+                }, errorMessage)) {
+                results.push(control);
+            }
         });
-        return false;
+        return results;
     }
+
 });