add wifilocate api

src/c3nav/mapdata/api.py

@@ -7,7 +7,9 @@ from collections import OrderedDict
 from django.conf import settings
 from django.core.files import File
 from django.http import Http404, HttpResponse, HttpResponseNotModified
-from rest_framework.decorators import detail_route
+from django.http import HttpResponseBadRequest
+from django.views.decorators.csrf import csrf_exempt
+from rest_framework.decorators import detail_route, list_route, api_view
 from rest_framework.response import Response
 from rest_framework.viewsets import ReadOnlyModelViewSet, ViewSet
 
@@ -18,7 +20,7 @@ from c3nav.mapdata.models.geometry import DirectedLineGeometryMapItemWithLevel
 from c3nav.mapdata.search import get_location
 from c3nav.mapdata.serializers.main import LevelSerializer, PackageSerializer, SourceSerializer
 from c3nav.mapdata.utils.cache import (CachedReadOnlyViewSetMixin, cache_mapdata_api_response, get_levels_cached,
-                                       get_packages_cached)
+                                       get_packages_cached, get_bssid_areas_cached)
 
 
 class GeometryTypeViewSet(ViewSet):
@@ -201,3 +203,20 @@ class LocationViewSet(ViewSet):
         if location is None:
             raise Http404
         return Response(location.to_json())
+
+    @list_route(methods=['POST'])
+    def wifilocate(self, request):
+        stations = json.loads(request.POST['stations'])[:200]
+        if not stations:
+            return Response({})
+
+        bssids = get_bssid_areas_cached()
+        stations = sorted(stations, key=lambda l: l['level'])
+        for station in stations:
+            area_name = bssids.get(station['bssid'])
+            if area_name is not None:
+                location = get_location(request, area_name)
+                if location is not None:
+                    return Response({'location': location.to_location_json()});
+
+        return Response({'location': None})

src/c3nav/mapdata/models/locations.py

@@ -347,7 +347,7 @@ class PointLocation(Location):
             subtitle += ' - '+add_subtitle
         return subtitle
 
-    def to_json(self):
+    def to_location_json(self):
         result = super().to_location_json()
         result['level'] = self.level.name
         result['x'] = self.x

src/c3nav/mapdata/utils/cache.py

@@ -1,5 +1,6 @@
 from calendar import timegm
 from collections import OrderedDict
+from django.db.models import Q
 from functools import wraps
 
 from django.core.cache import cache
@@ -98,3 +99,13 @@ def get_levels_cached():
 def get_packages_cached():
     from c3nav.mapdata.models import Package
     return {package.name: package for package in Package.objects.all()}
+
+
+@cache_result('c3nav__mapdata__bssids')
+def get_bssid_areas_cached():
+    from c3nav.mapdata.models import AreaLocation
+    bssids = {}
+    for area in AreaLocation.objects.filter(~Q(bssids='')):
+        for bssid in area.bssids.split('\n'):
+            bssids[bssid] = area.name
+    return bssids

src/c3nav/settings.py

@@ -188,8 +188,11 @@ USE_TZ = True
 
 REST_FRAMEWORK = {
     'DEFAULT_AUTHENTICATION_CLASSES': (
-        'c3nav.api.authentication.ForceCSRFCheckSessionAuthentication',
+        'rest_framework.authentication.TokenAuthentication',
     ),
+    'DEFAULT_PERMISSION_CLASSES': (
+        'rest_framework.permissions.AllowAny',
+    )
 }
 
 LOCALE_PATHS = (

src/c3nav/site/static/site/css/c3nav.css

@@ -46,6 +46,9 @@ body, .btn {
 .locationselect .icons .map {
     background-image:url('../img/icons/map.svg');
 }
+.locationselect .icons .locate {
+    background-image:url('../img/icons/locate.svg');
+}
 
 .location-group .only-if-selected {
     display:none;

src/c3nav/site/static/site/js/c3nav.js

@@ -8,8 +8,8 @@ c3nav = {
         c3nav.visible_areas = c3nav.main_view.attr('data-visible-areas').split(';');
         c3nav.qr_modal = $('#qr_modal');
 
-        c3nav.mobileclient = (typeof mobileclient !== "undefined")
+        c3nav.mobileclient = (typeof mobileclient !== "undefined");
-        if (c3nav.mobileclient) {
+        if (c3nav.mobileclient || true) {
             $('body').removeClass('nomobileclient');
         }
 

src/c3nav/site/templates/site/fragment_location.html

@@ -37,6 +37,7 @@
                     </span>
                 {% endif %}
                 <div class="icons">
+                    <a href="" class="locate app-only"></a>
                     <a href="?map-level={{ levels.0 }}" class="map"></a>
                 </div>
             </div>