add WifiMeasurement model

src/c3nav/mapdata/migrations/0058_wifimeasurement.py

@@ -0,0 +1,35 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11.6 on 2017-12-16 11:42
+from __future__ import unicode_literals
+
+import c3nav.mapdata.fields
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ('mapdata', '0057_waytype_fields'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='WifiMeasurement',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('geometry', c3nav.mapdata.fields.GeometryField(default=None, geomtype='point')),
+                ('comment', models.TextField(blank=True, null=True, verbose_name='comment')),
+                ('data', c3nav.mapdata.fields.JSONField(verbose_name='Measurement list')),
+                ('author', models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, related_name='wifi_measurements', to=settings.AUTH_USER_MODEL, verbose_name='author')),
+                ('space', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='wifi_measurements', to='mapdata.Space', verbose_name='space')),
+            ],
+            options={
+                'verbose_name': 'Wi-Fi Measurement',
+                'verbose_name_plural': 'Wi-Fi Measurements',
+                'default_related_name': 'wifi_measurements',
+            },
+        ),
+    ]