Can send out information e-mails to people with paid invoices.

Merge branch 'chrisjrn/email_reminders'

registrasion/forms.py

@@ -413,7 +413,16 @@ def staff_products_formset_factory(user):
     return forms.formset_factory(form_type)
 
 
-class InvoiceNagForm(forms.Form):
+class InvoiceEmailForm(forms.Form):
+
+    ACTION_PREVIEW = 1
+    ACTION_SEND = 2
+
+    ACTION_CHOICES = (
+        (ACTION_PREVIEW, "Preview"),
+        (ACTION_SEND, "Send emails"),
+    )
+
     invoice = forms.ModelMultipleChoiceField(
         widget=forms.CheckboxSelectMultiple,
         queryset=commerce.Invoice.objects.all(),
@@ -423,18 +432,26 @@ class InvoiceNagForm(forms.Form):
     body = forms.CharField(
         widget=forms.Textarea,
     )
+    action = forms.TypedChoiceField(
+        widget=forms.RadioSelect,
+        coerce=int,
+        choices=ACTION_CHOICES,
+        initial=ACTION_PREVIEW,
+    )
 
     def __init__(self, *a, **k):
         category = k.pop('category', None) or []
         product = k.pop('product', None) or []
+        status = int(k.pop('status', None) or 0)
 
         category = [int(i) for i in category]
         product = [int(i) for i in product]
 
-        super(InvoiceNagForm, self).__init__(*a, **k)
+        super(InvoiceEmailForm, self).__init__(*a, **k)
+        print status
 
         qs = commerce.Invoice.objects.filter(
-            status=commerce.Invoice.STATUS_UNPAID,
+            status=status or commerce.Invoice.STATUS_UNPAID,
         ).filter(
             Q(lineitem__product__category__in=category) |
             Q(lineitem__product__in=product)

registrasion/reporting/views.py

@@ -593,10 +593,11 @@ def attendee_data(request, form, user_id=None):
 
     # Add invoice nag link
     links = []
-    links.append((
-        reverse(views.nag_unpaid, args=[]) + "?" + request.META["QUERY_STRING"],
-        "Send invoice reminders",
-    ))
+    invoice_mailout = reverse(views.invoice_mailout, args=[]) + "?" + request.META["QUERY_STRING"]
+    links += [
+        (invoice_mailout + "&status=1", "Send invoice reminders",),
+        (invoice_mailout + "&status=2", "Send mail for paid invoices",),
+    ]
 
     if items.count() > 0:
         output.append(Links("Actions", links))

registrasion/templatetags/registrasion_tags.py

@@ -9,6 +9,15 @@ from urllib import urlencode
 register = template.Library()
 
 
+def user_for_context(context):
+    ''' Returns either context.user or context.request.user if the former is
+    not defined. '''
+    try:
+        return context["user"]
+    except KeyError:
+        return context.request.user
+
+
 @register.assignment_tag(takes_context=True)
 def available_categories(context):
     ''' Gets all of the currently available products.
@@ -18,13 +27,13 @@ def available_categories(context):
             have Products that the current user can reserve.
 
     '''
-    return CategoryController.available_categories(context.request.user)
+    return CategoryController.available_categories(user_for_context(context))
 
 
 @register.assignment_tag(takes_context=True)
 def missing_categories(context):
     ''' Adds the categories that the user does not currently have. '''
-    user = context.request.user
+    user = user_for_context(context)
     categories_available = set(CategoryController.available_categories(user))
     items = ItemController(user).items_pending_or_purchased()
 
@@ -47,7 +56,7 @@ def available_credit(context):
     '''
 
     notes = commerce.CreditNote.unclaimed().filter(
-        invoice__user=context.request.user,
+        invoice__user=user_for_context(context),
     )
     ret = notes.values("amount").aggregate(Sum("amount"))["amount__sum"] or 0
     return 0 - ret
@@ -59,20 +68,29 @@ def invoices(context):
 
     Returns:
         [models.commerce.Invoice, ...]: All of the current user's invoices. '''
-    return commerce.Invoice.objects.filter(user=context.request.user)
+    return commerce.Invoice.objects.filter(user=user_for_context(context))
 
 
 @register.assignment_tag(takes_context=True)
 def items_pending(context):
-    ''' Gets all of the items that the user from this context has reserved.'''
-    return ItemController(context.request.user).items_pending()
+    ''' Gets all of the items that the user from this context has reserved.
+
+    The user will be either `context.user`, and `context.request.user` if
+    the former is not defined.
+    '''
+
+    return ItemController(user_for_context(context)).items_pending()
 
 
 @register.assignment_tag(takes_context=True)
 def items_purchased(context, category=None):
-    ''' Returns the items purchased for this user. '''
+    ''' Returns the items purchased for this user.
 
-    return ItemController(context.request.user).items_purchased(
+    The user will be either `context.user`, and `context.request.user` if
+    the former is not defined.
+    '''
+
+    return ItemController(user_for_context(context)).items_purchased(
         category=category
     )
 

registrasion/urls.py

@@ -12,8 +12,8 @@ from .views import (
     guided_registration,
     invoice,
     invoice_access,
+    invoice_mailout,
     manual_payment,
-    nag_unpaid,
     product_category,
     refund,
     review,
@@ -35,7 +35,7 @@ public = [
         refund, name="refund"),
     url(r"^invoice_access/([A-Z0-9]+)$", invoice_access,
         name="invoice_access"),
-    url(r"^nag_unpaid$", nag_unpaid, name="nag_unpaid"),
+    url(r"^invoice_mailout$", invoice_mailout, name="invoice_mailout"),
     url(r"^profile$", edit_profile, name="attendee_edit"),
     url(r"^register$", guided_registration, name="guided_registration"),
     url(r"^review$", review, name="review"),

registrasion/views.py

@@ -920,19 +920,28 @@ def extend_reservation(request, user_id, days=7):
     return redirect(request.META["HTTP_REFERER"])
 
 
+Email = namedtuple(
+    "Email",
+    ("subject", "body", "from_email", "recipient_list"),
+)
+
 @user_passes_test(_staff_only)
-def nag_unpaid(request):
-    ''' Allows staff to nag users with unpaid invoices. '''
+def invoice_mailout(request):
+    ''' Allows staff to send emails to users based on their invoice status. '''
 
     category = request.GET.getlist("category", [])
     product  = request.GET.getlist("product", [])
+    status  = request.GET.get("status")
 
-    form = forms.InvoiceNagForm(
+    form = forms.InvoiceEmailForm(
         request.POST or None,
         category=category,
         product=product,
+        status=status,
     )
 
+    emails = []
+
     if form.is_valid():
         emails = []
         for invoice in form.cleaned_data["invoice"]:
@@ -942,15 +951,20 @@ def nag_unpaid(request):
             body = Template(form.cleaned_data["body"]).render(
                 Context({
                     "invoice" : invoice,
+                    "user" : invoice.user,
                 })
             )
             recipient_list = [invoice.user.email]
-            emails.append((subject, body, from_email, recipient_list))
-        send_mass_mail(emails)
-        messages.info(request, "The e-mails have been sent.")
+            emails.append(Email(subject, body, from_email, recipient_list))
+
+        if form.cleaned_data["action"] == forms.InvoiceEmailForm.ACTION_SEND:
+            # Send e-mails *ONLY* if we're sending.
+            send_mass_mail(emails)
+            messages.info(request, "The e-mails have been sent.")
 
     data = {
         "form": form,
+        "emails": emails,
     }
 
-    return render(request, "registrasion/nag_unpaid.html", data)
+    return render(request, "registrasion/invoice_mailout.html", data)