Replace currencyformat_nc with currency filter (#625)

1 files changed, 6 insertions, 2 deletions

diff --git a/ihatemoney/run.py b/ihatemoney/run.py
index e084e5b..15e295b 100644
--- a/ihatemoney/run.py
+++ b/ihatemoney/run.py
@@ -6,6 +6,7 @@ from flask import Flask, g, render_template, request, session
 from flask_babel import Babel, format_currency
 from flask_mail import Mail
 from flask_migrate import Migrate, stamp, upgrade
+from jinja2 import contextfilter
 from werkzeug.middleware.proxy_fix import ProxyFix
 
 from ihatemoney import default_settings
@@ -155,7 +156,10 @@ def create_app(
 
     # Undocumented currencyformat filter from flask_babel is forwarding to Babel format_currency
     # We overwrite it to remove the currency sign ¤ when there is no currency
-    def currencyformat_nc(number, currency, *args, **kwargs):
+    @contextfilter
+    def currency(context, number, currency=None, *args, **kwargs):
+        if currency is None:
+            currency = context.get("g").project.default_currency
         """
         Same as flask_babel.Babel.currencyformat, but without the "no currency ¤" sign
         when there is no currency.
@@ -167,7 +171,7 @@ def create_app(
             **kwargs
         ).strip()
 
-    app.jinja_env.filters["currencyformat_nc"] = currencyformat_nc
+    app.jinja_env.filters["currency"] = currency
 
     @babel.localeselector
     def get_locale():