Added the strip_form() utility to the Mia core application, and apply it to the transaction_store() view of the accounting application.

accounting/views.py

@@ -34,7 +34,8 @@ from django.views.generic import RedirectView
 from mia_core.digest_auth import login_required
 from mia_core.period import Period
 from mia_core.status import success_redirect, error_redirect
-from mia_core.utils import Pagination, get_multi_lingual_search, UrlBuilder
+from mia_core.utils import Pagination, get_multi_lingual_search, UrlBuilder, \
+    strip_form
 from .models import Record, Transaction, Account, RecordSummary
 from .utils import ReportUrl, get_cash_accounts, get_ledger_accounts, \
     find_imbalanced, find_order_holes, fill_transaction_from_form, \
@@ -848,6 +849,7 @@ def transaction_store(request, txn_type, transaction=None):
     if transaction is None:
         transaction = Transaction()
     form = request.POST.dict()
+    strip_form(form)
     sort_form_transaction_records(form)
     fill_transaction_from_form(transaction, form)
     errors = {}

mia_core/utils.py

@@ -43,6 +43,16 @@ def new_pk(cls):
             return id
 
 
+def strip_form(form):
+    """Strips the values of a form.  Empty strings are converted to None.
+
+    Args:
+        form (dict[str]): The form.
+    """
+    for key in form.keys():
+        form[key] = form[key].strip()
+
+
 class Language:
     """A language.