add feature views to api and editor.js

src/c3nav/mapdata/serializers/features.py

@@ -0,0 +1,45 @@
+from rest_framework import serializers
+
+from c3nav.mapdata.models.features import Inside, Room
+from c3nav.mapdata.serializers.fields import GeometryField
+
+
+class FeatureTypeSerializer(serializers.Serializer):
+    name = serializers.SerializerMethodField()
+    title = serializers.SerializerMethodField()
+    title_plural = serializers.SerializerMethodField()
+    endpoint = serializers.SerializerMethodField()
+    geomtype = serializers.CharField()
+    color = serializers.CharField()
+
+    def get_name(self, obj):
+        return obj.__name__.lower()
+
+    def get_title(self, obj):
+        return str(obj._meta.verbose_name)
+
+    def get_title_plural(self, obj):
+        return str(obj._meta.verbose_name_plural)
+
+    def get_endpoint(self, obj):
+        return obj._meta.default_related_name
+
+
+class InsideSerializer(serializers.ModelSerializer):
+    level = serializers.SlugRelatedField(slug_field='name', read_only=True)
+    package = serializers.SlugRelatedField(slug_field='name', read_only=True)
+    geometry = GeometryField()
+
+    class Meta:
+        model = Inside
+        fields = ('name', 'level', 'package', 'geometry')
+
+
+class RoomSerializer(serializers.ModelSerializer):
+    level = serializers.SlugRelatedField(slug_field='name', read_only=True)
+    package = serializers.SlugRelatedField(slug_field='name', read_only=True)
+    geometry = GeometryField()
+
+    class Meta:
+        model = Room
+        fields = ('name', 'level', 'package', 'geometry')

src/c3nav/mapdata/serializers/fields.py

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+from django.utils.translation import ugettext_lazy as _
+from rest_framework import serializers
+from rest_framework.exceptions import ValidationError
+from shapely.geometry import mapping, shape
+
+from c3nav.mapdata.utils import format_geojson
+
+
+class GeometryField(serializers.DictField):
+    """
+    shapely geometry objects serialized using GeoJSON
+    """
+    default_error_messages = {
+        'invalid': _('Invalid GeoJSON.')
+    }
+
+    def to_representation(self, obj):
+        geojson = format_geojson(mapping(obj), round=False)
+        return super().to_representation(geojson)
+
+    def to_internal_value(self, data):
+        geojson = super().to_internal_value(data)
+        try:
+            return shape(geojson)
+        except:
+            raise ValidationError(_('Invalid GeoJSON.'))

src/c3nav/mapdata/serializers/main.py

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+from rest_framework import serializers
+
+from c3nav.editor.hosters import get_hoster_for_package
+from c3nav.mapdata.models import Level, Package, Source
+
+
+class PackageSerializer(serializers.ModelSerializer):
+    hoster = serializers.SerializerMethodField()
+    depends = serializers.SlugRelatedField(slug_field='name', many=True, read_only=True)
+
+    class Meta:
+        model = Package
+        fields = ('name', 'home_repo', 'commit_id', 'depends', 'bounds', 'public', 'hoster')
+
+    def get_depends(self, obj):
+        return self.recursive_value(PackageSerializer, obj.depends, many=True)
+
+    def get_hoster(self, obj):
+        return get_hoster_for_package(obj).name
+
+
+class LevelSerializer(serializers.ModelSerializer):
+    package = serializers.SlugRelatedField(slug_field='name', read_only=True)
+
+    class Meta:
+        model = Level
+        fields = ('name', 'altitude', 'package')
+
+
+class SourceSerializer(serializers.ModelSerializer):
+    package = serializers.SlugRelatedField(slug_field='name', read_only=True)
+
+    class Meta:
+        model = Source
+        fields = ('name', 'package', 'bounds')