accept bboxes in capabilities

cli/cmd/map.go

@@ -145,7 +145,6 @@ var getmapCommand = &cobra.Command{
 				return err
 			}
 		}
-
 		if cmd.Flag("dry-run").Changed {
 			fmt.Println(s)
 			fmt.Println("File name:", name)

getcap/abilities.go

@@ -33,7 +33,11 @@ func (ll Layers) GetLayer(layer string) Layer {
 
 // GetBBox returns a BBox based on a specific EPSG code
 func (a Abilities) GetBBox(epsg int) BBox {
-	return a.Layers.GetBBox(epsg)
+	bbox := a.Layers.GetBBox(epsg)
+	if bbox.MinX != 0 && bbox.MaxX != 0 {
+		return bbox
+	}
+	return a.BBoxes.GetBBox(epsg)
 }
 
 // GetBBox returns a BBox based on a specific EPSG code
@@ -60,7 +64,16 @@ func (bb BBoxes) GetBBox(epsg int) BBox {
 
 // GetBBoxes returns BBoxes merged from all Layers
 func (a Abilities) GetBBoxes() BBoxes {
-	return a.Layers.GetBBoxes()
+	var bb []BBox
+
+	for _, b := range append(a.Layers.GetBBoxes(), a.BBoxes...) {
+		if (b.CRS == "" && b.SRS == "") || (b.MinX == 0 && b.MaxX == 0) {
+			continue
+		}
+		bb = append(bb, b)
+	}
+
+	return bb
 }
 
 // GetBBoxes returns BBoxes merged from Layers

getcap/format.go

@@ -26,6 +26,10 @@ func (a Abilities) String() string {
 		result += "\nLayers:\n"
 		result += a.Layers.String()
 	}
+	if a.BBoxes != nil {
+		result += "\nBBoxes:\n"
+		result += a.BBoxes.String()
+	}
 	return result
 }
 

getcap/getcap.go

@@ -29,6 +29,7 @@ type Abilities struct {
 	Abstract string  `xml:"Service>Abstract"`
 	Formats  Formats `xml:"Capability>Request>GetMap>Format"`
 	Layers   Layers  `xml:"Capability>Layer>Layer"`
+	BBoxes   BBoxes  `xml:"Capability>Layer>BoundingBox"`
 }
 
 // Layer of a GetCapabilities-Request

getmap/getmap.go

@@ -156,7 +156,7 @@ func AddLayers(layers ...string) func(*Service) error {
 func (s *Service) AddLayers(layers ...string) (err error) {
 	for _, l := range layers {
 		cl := s.Capabilities.GetLayer(l)
-		if cl.Name == "" || len(cl.BBoxes) < 1 {
+		if cl.Name == "" {
 			return InvalidValue{"Layer", l, s.Capabilities.GetLayerNames()}
 		}
 	}
@@ -198,7 +198,7 @@ func AddEPSG(epsgCode int) func(*Service) error {
 
 // AddEPSG adds an EPSG code to a Service
 func (s *Service) AddEPSG(epsgCode int) (err error) {
-	epsgCap := s.Capabilities.GetLayers(s.Layers...).GetBBoxes().GetEPSG()
+	epsgCap := s.Capabilities.GetBBoxes().GetEPSG()
 	if len(epsgCap) == 0 {
 		return errors.New("Adding EPSG failed")
 	}
@@ -361,7 +361,7 @@ func (s *Service) GetMap(minx, miny, maxx, maxy float64, o Option) (r *bytes.Rea
 		err = InvalidInput("Invalid: Image is too big: " + strconv.Itoa(width*height) + " Max Pixel: " + strconv.Itoa(MaxPixel))
 		return
 	}
-	epsgCap := s.Capabilities.GetLayers(s.Layers...).GetBBoxes().GetEPSG()
+	epsgCap := s.Capabilities.GetBBoxes().GetEPSG()
 	if !containsInt(epsgCap, s.EPSG) {
 		from := wgs84.EPSG().Code(s.EPSG)
 		if from == nil {