1 files changed, 10 insertions, 26 deletions
diff --git a/talermerchantdemos/survey/survey.py b/talermerchantdemos/survey/survey.py
index 1b06218..466c14d 100644
--- a/talermerchantdemos/survey/survey.py
+++ b/talermerchantdemos/survey/survey.py
@@ -30,7 +30,13 @@ from flask_babel import force_locale
 from flask_babel import gettext
 import traceback
 from taler.util.talerconfig import TalerConfig, ConfigurationError
-from ..httpcommon import backend_get, backend_post, self_localized, BackendException
+from ..httpcommon import (
+    backend_get,
+    backend_post,
+    self_localized,
+    BackendException,
+    make_utility_processor,
+)
 import sys
 
 if not sys.version_info.major == 3 and sys.version_info.minor >= 6:
@@ -85,31 +91,9 @@ def get_locale():
     return "en"
 
 
-##
-# Make the environment available into templates.
-#
-# @return the environment-reading function.
-@app.context_processor
-def utility_processor():
-    def env(name, default=None):
-        return os.environ.get(name, default)
-
-    def prettydate(talerdate):
-        parsed_time = re.search(r"/Date\(([0-9]+)\)/", talerdate)
-        if not parsed_time:
-            return "malformed date given"
-        parsed_time = int(parsed_time.group(1))
-        timestamp = datetime.datetime.fromtimestamp(parsed_time)
-        # returns the YYYY-MM-DD date format.
-        return timestamp.strftime("%Y-%b-%d")
-
-    def getactive():
-        return "survey"
-
-    def getlang():
-        return get_locale()
-
-    return dict(env=env, prettydate=prettydate, getactive=getactive, getlang=getlang)
+# Add context processor that will make additional variables
+# and functions available in the template.
+app.context_processor(make_utility_processor("survey"))
 
 
 ##