Further bug fixes.

django_select2/fields.py

@@ -489,7 +489,8 @@ class HeavyChoiceField(ChoiceMixin, forms.Field):
         try:
             value = self.coerce_value(value)
             self.validate_value(value)
-        except:
+        except Exception, e:
+            logger.exception("Exception while trying to get label for value")
             return None
         return self.get_val_txt(value)
 

django_select2/static/js/heavy_data.js

@@ -79,8 +79,11 @@ if (!window['django_select2']) {
 				// Cookies are used to persist selection's text. This is needed
 				// when the form springs back if there is any validation failure.
 				$(res[0]).each(function (idx) {
-					django_select2.setCookie(id + '_heavy_val:' + idx, this);
-					django_select2.setCookie(id + '_heavy_txt:' + idx, res[1][idx]);
+					var txt = res[1][idx];
+					if (typeof(txt) !== 'undefined') {
+						django_select2.setCookie(id + '_heavy_val:' + idx, this);
+						django_select2.setCookie(id + '_heavy_txt:' + idx, txt);
+					}
 				});
 			} else {
 				django_select2.delCookie(id + '_heavy_val:', true);

django_select2/widgets.py

@@ -364,8 +364,8 @@ class HeavySelect2Mixin(Select2Mixin):
                 selected_choices = [v for v in selected_choices if v != val]
                 txts.append(txt)
         if hasattr(self.field, '_get_val_txt') and selected_choices:
-            for v in selected_choices:
-                txt = self.field._get_val_txt(v)
+            for val in selected_choices:
+                txt = self.field._get_val_txt(val)
                 if txt is not None:
                     txts.append(txt)
         if txts:

testapp/testmain/forms.py

@@ -40,11 +40,26 @@ class SelfChoices(AutoSelect2Field):
         return (NO_ERR_RESP, False, res)
 
 class SelfMultiChoices(AutoSelect2MultipleField):
+    big_data = {
+        1: "First", 2: "Second", 3: "Third",
+        }
+
+    def validate_value(self, value):
+        if value in [v for v in self.big_data]:
+            return True
+        else:
+            return False
+
+    def coerce_value(self, value):
+        return int(value)
+
+    def get_val_txt(self, value):
+        return self.big_data.get(value, None)
+
     def get_results(self, request, term, page, context):
-        res = []
-        for i in range(1, 6):
+        res = [(v, self.big_data[v]) for v in self.big_data]
+        for i in range(len(res), 6):
             res.append((i, term * i,))
-        self.choices = res
 
         return (NO_ERR_RESP, False, res)
 
@@ -67,6 +82,5 @@ class InitialValueForm(forms.Form):
     heavySelect2Choice = AutoSelect2Field(initial=2, choices=((1, "First"), (2, "Second"), (3, "Third"), ))
     heavySelect2MultipleChoice = AutoSelect2MultipleField(initial=[1,3], choices=((1, "First"), (2, "Second"), (3, "Third"), ))
     self_choices = SelfChoices(label='Self copy choices', initial=2, choices=((1, "First"), (2, "Second"), (3, "Third"), ))
-    self_multi_choices = SelfMultiChoices(label='Self copy multi-choices',
-        initial=[2,3], choices=((1, "First"), (2, "Second"), (3, "Third"), ))
+    self_multi_choices = SelfMultiChoices(label='Self copy multi-choices', initial=[2,3])