Refactor as requested

core/admin/mailu/ui/forms.py

@@ -46,7 +46,7 @@ class MultipleFoldersVerify(object):
         self.message = message
 
     def __call__(self, form, field):
-        pattern = re.compile(r'^\w+(,\w+)*$')
+        pattern = re.compile(r'^\w+(\s*,\s*\w+)*$')
         if not pattern.match(field.data.replace(" ", "")):
             raise validators.ValidationError(self.message)
 

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

@@ -25,9 +25,7 @@
   {%- call macros.card(title="Settings") %}
   {{ macros.form_field(form.keep) }}
   {{ macros.form_field(form.scan) }}
-{%- block folders %}
   {{ macros.form_field(form.folders) }}
-{%- endblock %}
   {%- endcall %}
 
   {{ macros.form_field(form.submit) }}

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

@@ -7,15 +7,3 @@
 {%- block subtitle %}
 {{ user }}
 {%- endblock %}
-
-{%- block folders %}
-<div class="form-group">
-    <div class="row">
-      <div class="col-lg-12 col-xs-12 ">
-
-    <label for="folders">Folders to fetch on the server</label>
-      <input class="form-control" id="folders" name="folders" type="text" value="{{ form.folders.data|join(',') }}">
-      </div>
-    </div>
-  </div>
-{%- endblock %}

core/admin/mailu/ui/views/fetches.py

@@ -1,4 +1,4 @@
-from mailu import models
+from mailu import models, utils
 from mailu.ui import ui, forms, access
 
 import flask
@@ -23,6 +23,7 @@ def fetch_create(user_email):
     user = models.User.query.get(user_email) or flask.abort(404)
     form = forms.FetchForm()
     form.password.validators = [wtforms.validators.DataRequired()]
+    utils.formatCSVField(form.folders)
     if form.validate_on_submit():
         fetch = models.Fetch(user=user)
         form.populate_obj(fetch)
@@ -41,6 +42,7 @@ def fetch_create(user_email):
 def fetch_edit(fetch_id):
     fetch = models.Fetch.query.get(fetch_id) or flask.abort(404)
     form = forms.FetchForm(obj=fetch)
+    utils.formatCSVField(form.folders)
     if form.validate_on_submit():
         if not form.password.data:
             form.password.data = fetch.password

core/admin/mailu/ui/views/users.py

@@ -99,11 +99,7 @@ def user_settings(user_email):
     user_email_or_current = user_email or flask_login.current_user.email
     user = models.User.query.get(user_email_or_current) or flask.abort(404)
     form = forms.UserSettingsForm(obj=user)
-    if isinstance(form.forward_destination.data,str):
-        data = form.forward_destination.data.replace(" ","").split(",")
-    else:
-        data = form.forward_destination.data
-    form.forward_destination.data = ", ".join(data)
+    utils.formatCSVField(form.forward_destination)
     if form.validate_on_submit():
         form.forward_destination.data = form.forward_destination.data.replace(" ","").split(",")
         form.populate_obj(user)

core/admin/mailu/utils.py

@@ -518,3 +518,10 @@ def isBadOrPwned(form):
     if breaches > 0:
         return f"This password appears in {breaches} data breaches! It is not unique; please change it."
     return None
+
+def formatCSVField(field):
+    if isinstance(field.data,str):
+        data = field.data.replace(" ","").split(",")
+    else:
+        data = field.data
+    field.data = ", ".join(data)