Bug #682280 - bill/invoice importer fails to save imported bills/invoices

The first attempt to commit when creating the invoice failed because
the commodity had not yet been set. Wrapped the creation routine in
begin/commit to allow the invoice to be fully populated before trying
to write the DB.

git-svn-id: svn+ssh://svn.gnucash.org/repo/gnucash/trunk@23166 57a11ea4-9604-0410-9ed3-97b8803252fd

src/plugins/bi_import/dialog-bi-import.c

@@ -562,6 +562,9 @@ gnc_bi_import_create_bis (GtkListStore * store, QofBook * book,
         {
             // new invoice
             invoice = gncInvoiceCreate (book);
+/* Protect against thrashing the DB and trying to write the invoice
+ * record prematurely */
+	    gncInvoiceBeginEdit (invoice);
             gncInvoiceSetID (invoice, id);
             owner = gncOwnerNew ();
             if (g_ascii_strcasecmp (type, "BILL") == 0)
@@ -601,6 +604,7 @@ gnc_bi_import_create_bis (GtkListStore * store, QofBook * book,
                 iw =  gnc_ui_invoice_edit (invoice);
                 gnc_plugin_page_invoice_new (iw);
             }
+	    gncInvoiceCommitEdit (invoice);
         }
 // I want to warn the user that an existing billvoice exists, but not every
 // time.