Working auth and photo json endpoint

Signed-off-by: Kris Nóva <kris@nivenly.com>

vendor/github.com/paulmach/go.geojson/feature_collection.go

@@ -0,0 +1,70 @@
+/*
+Package geojson is a library for encoding and decoding GeoJSON into Go structs.
+Supports both the json.Marshaler and json.Unmarshaler interfaces as well as helper functions
+such as `UnmarshalFeatureCollection`, `UnmarshalFeature` and `UnmarshalGeometry`.
+*/
+package geojson
+
+import (
+	"encoding/json"
+)
+
+// A FeatureCollection correlates to a GeoJSON feature collection.
+type FeatureCollection struct {
+	Type        string                 `json:"type"`
+	BoundingBox []float64              `json:"bbox,omitempty"`
+	Features    []*Feature             `json:"features"`
+	CRS         map[string]interface{} `json:"crs,omitempty"` // Coordinate Reference System Objects are not currently supported
+}
+
+// NewFeatureCollection creates and initializes a new feature collection.
+func NewFeatureCollection() *FeatureCollection {
+	return &FeatureCollection{
+		Type:     "FeatureCollection",
+		Features: make([]*Feature, 0),
+	}
+}
+
+// AddFeature appends a feature to the collection.
+func (fc *FeatureCollection) AddFeature(feature *Feature) *FeatureCollection {
+	fc.Features = append(fc.Features, feature)
+	return fc
+}
+
+// MarshalJSON converts the feature collection object into the proper JSON.
+// It will handle the encoding of all the child features and geometries.
+// Alternately one can call json.Marshal(fc) directly for the same result.
+func (fc FeatureCollection) MarshalJSON() ([]byte, error) {
+	type featureCollection FeatureCollection
+
+	fcol := &featureCollection{
+		Type: "FeatureCollection",
+	}
+
+	if fc.BoundingBox != nil && len(fc.BoundingBox) != 0 {
+		fcol.BoundingBox = fc.BoundingBox
+	}
+
+	fcol.Features = fc.Features
+	if fcol.Features == nil {
+		fcol.Features = make([]*Feature, 0) // GeoJSON requires the feature attribute to be at least []
+	}
+
+	if fc.CRS != nil && len(fc.CRS) != 0 {
+		fcol.CRS = fc.CRS
+	}
+
+	return json.Marshal(fcol)
+}
+
+// UnmarshalFeatureCollection decodes the data into a GeoJSON feature collection.
+// Alternately one can call json.Unmarshal(fc) directly for the same result.
+func UnmarshalFeatureCollection(data []byte) (*FeatureCollection, error) {
+	fc := &FeatureCollection{}
+	err := json.Unmarshal(data, fc)
+	if err != nil {
+		return nil, err
+	}
+
+	return fc, nil
+}