Merge #2548

2548: Fetchmail improvements (2) r=mergify[bot] a=nextgens

Follow-up to #2529

Co-authored-by: Florent Daigniere <nextgens@freenetproject.org>

core/admin/mailu/sso/views/languages.py

@@ -1,7 +1,7 @@
 from mailu.sso import sso
 import flask
 
-@sso.route('/language/<language>', methods=['POST'])
+@sso.route('/language/<language>', methods=['GET','POST'])
 def set_language(language=None):
     if language:
         flask.session['language'] = language

core/admin/mailu/ui/forms.py

@@ -42,6 +42,7 @@ class MultipleEmailAddressesVerify(object):
             raise validators.ValidationError(self.message)
 
 class MultipleFoldersVerify(object):
+    """ Ensure that we have CSV formated data """
     def __init__(self,message=_('Invalid list of folders.')):
         self.message = message
 

core/admin/mailu/ui/templates/fetch/list.html

@@ -39,7 +39,7 @@
     <td>{{ fetch.username }}</td>
     <td data-sort="{{ fetch.keep }}">{% if fetch.keep %}{% trans %}yes{% endtrans %}{% else %}{% trans %}no{% endtrans %}{% endif %}</td>
     <td data-sort="{{ fetch.scan }}">{% if fetch.scan %}{% trans %}yes{% endtrans %}{% else %}{% trans %}no{% endtrans %}{% endif %}</td>
-    <td>{{ fetch.folders.data | join(',') }}</td>
+    <td>{{ fetch.folders | join(',') }}</td>
     <td>{{ fetch.last_check | format_datetime or '-' }}</td>
     <td>{{ fetch.error or '-' }}</td>
     <td data-sort="{{ fetch.created_at or '0000-00-00' }}">{{ fetch.created_at | format_date }}</td>