add start_date to talks

proposals/forms.py

@@ -30,7 +30,7 @@ class TalkForm(forms.ModelForm):
 
     class Meta:
         model = Talk
-        fields = ['title', 'abstract', 'description', 'topics', 'track', 'notes', 'event', 'duration', 'speakers']
+        fields = ['title', 'abstract', 'description', 'topics', 'track', 'notes', 'event', 'speakers', 'duration', 'start_date']
         widgets = {'topics': forms.CheckboxSelectMultiple(), 'speakers': Select2TagWidget()}
         help_texts = {
             'abstract': _('Should be less than 255 characters'),

proposals/migrations/0017_talk_start_date.py

@@ -0,0 +1,20 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10 on 2016-10-10 22:12
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('proposals', '0016_auto_20161005_2027'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='talk',
+            name='start_date',
+            field=models.DateTimeField(default=None, null=True),
+        ),
+    ]

proposals/models.py

@@ -112,6 +112,7 @@ class Talk(PonyConfModel):
     notes = models.TextField(blank=True, verbose_name=_('Notes'))
     event = models.ForeignKey(Event, verbose_name=_('Intervention kind'))
     accepted = models.NullBooleanField(default=None)
+    start_date = models.DateTimeField(null=True, default=None)
     duration = models.IntegerField(default=0, verbose_name=_('Duration (min)'))
 
     class Meta:

proposals/views.py

@@ -154,6 +154,7 @@ def talk_edit(request, talk=None):
         if not talk.is_editable_by(request.user):
             form.fields.pop('track')
             form.fields.pop('duration')
+            form.fields.pop('start_date')
         if not talk.is_moderable_by(request.user):
             form.fields['title'].disabled = True
     else:
@@ -161,6 +162,7 @@ def talk_edit(request, talk=None):
         if not is_orga(request, request.user):
             form.fields.pop('track')
             form.fields.pop('duration')
+            form.fields.pop('start_date')
     if request.method == 'POST' and form.is_valid():
         if hasattr(talk, 'id'):
             talk = form.save()