Add a CSS class on required fields labels

This makes it possible to add a ' *' required notifier to labels without
needing a bunch of custom form code in templates.

registrasion/forms.py

@@ -8,6 +8,8 @@ from django.db.models import Q
 
 class ApplyCreditNoteForm(forms.Form):
 
+    required_css_class = 'label-required'
+
     def __init__(self, user, *a, **k):
         ''' User: The user whose invoices should be made available as
         choices. '''
@@ -51,6 +53,8 @@ class ApplyCreditNoteForm(forms.Form):
 
 class CancellationFeeForm(forms.Form):
 
+    required_css_class = 'label-required'
+
     percentage = forms.DecimalField(
         required=True,
         min_value=0,
@@ -60,6 +64,8 @@ class CancellationFeeForm(forms.Form):
 
 class ManualCreditNoteRefundForm(forms.ModelForm):
 
+    required_css_class = 'label-required'
+
     class Meta:
         model = commerce.ManualCreditNoteRefund
         fields = ["reference"]
@@ -67,6 +73,8 @@ class ManualCreditNoteRefundForm(forms.ModelForm):
 
 class ManualPaymentForm(forms.ModelForm):
 
+    required_css_class = 'label-required'
+
     class Meta:
         model = commerce.ManualPayment
         fields = ["reference", "amount"]
@@ -150,6 +158,9 @@ class _HasProductsFields(object):
 
 
 class _ProductsForm(_HasProductsFields, forms.Form):
+
+    required_css_class = 'label-required'
+
     pass
 
 
@@ -312,6 +323,8 @@ class _ItemQuantityProductsForm(_ProductsForm):
 
 class _ItemQuantityProductsFormSet(_HasProductsFields, forms.BaseFormSet):
 
+    required_css_class = 'label-required'
+
     @classmethod
     def set_fields(cls, category, products):
         raise ValueError("set_fields must be called on the underlying Form")
@@ -377,6 +390,9 @@ class _ItemQuantityProductsFormSet(_HasProductsFields, forms.BaseFormSet):
 
 
 class VoucherForm(forms.Form):
+
+    required_css_class = 'label-required'
+
     voucher = forms.CharField(
         label="Voucher code",
         help_text="If you have a voucher code, enter it here",
@@ -416,6 +432,9 @@ def staff_products_formset_factory(user):
 
 
 class InvoicesWithProductAndStatusForm(forms.Form):
+
+    required_css_class = 'label-required'
+
     invoice = forms.ModelMultipleChoiceField(
         widget=forms.CheckboxSelectMultiple,
         queryset=commerce.Invoice.objects.all(),

registrasion/reporting/forms.py

@@ -16,6 +16,9 @@ def mix_form(*a):
 
 
 class DiscountForm(forms.Form):
+
+    required_css_class = 'label-required'
+
     discount = forms.ModelMultipleChoiceField(
         queryset=conditions.DiscountBase.objects.all(),
         required=False,
@@ -23,6 +26,9 @@ class DiscountForm(forms.Form):
 
 
 class ProductAndCategoryForm(forms.Form):
+
+    required_css_class = 'label-required'
+
     product = forms.ModelMultipleChoiceField(
         queryset=inventory.Product.objects.select_related("category"),
         required=False,
@@ -34,6 +40,9 @@ class ProductAndCategoryForm(forms.Form):
 
 
 class UserIdForm(forms.Form):
+
+    required_css_class = 'label-required'
+
     user = forms.IntegerField(
         label="User ID",
         required=False,
@@ -41,6 +50,9 @@ class UserIdForm(forms.Form):
 
 
 class ProposalKindForm(forms.Form):
+
+    required_css_class = 'label-required'
+
     kind = forms.ModelMultipleChoiceField(
         queryset=proposals_models.ProposalKind.objects.all(),
         required=False,
@@ -48,6 +60,9 @@ class ProposalKindForm(forms.Form):
 
 
 class GroupByForm(forms.Form):
+
+    required_css_class = 'label-required'
+
     GROUP_BY_CATEGORY = "category"
     GROUP_BY_PRODUCT = "product"