X-Git-Url: https://git.openstreetmap.org/rails.git/blobdiff_plain/945ff7911ca51dc250ffaba71f62821b5c0c0a95..c985c2d4ce1e239b8154cf8583d74598ffcd3161:/lib/bounding_box.rb

diff --git a/lib/bounding_box.rb b/lib/bounding_box.rb
index 5d8ada1c4..11e831cfe 100644
--- a/lib/bounding_box.rb
+++ b/lib/bounding_box.rb
@@ -43,14 +43,22 @@ class BoundingBox
     # only try to expand the bbox if there is a value for every coordinate
     # which there will be from the previous line as long as array does not contain a nil
     if bbox.complete?
-      @min_lon = [-SCALED_LON_LIMIT,
-                  bbox.min_lon + margin * (min_lon - max_lon)].max if bbox.min_lon < min_lon
-      @min_lat = [-SCALED_LAT_LIMIT,
-                  bbox.min_lat + margin * (min_lat - max_lat)].max if bbox.min_lat < min_lat
-      @max_lon = [+SCALED_LON_LIMIT,
-                  bbox.max_lon + margin * (max_lon - min_lon)].min if bbox.max_lon > max_lon
-      @max_lat = [+SCALED_LAT_LIMIT,
-                  bbox.max_lat + margin * (max_lat - min_lat)].min if bbox.max_lat > max_lat
+      if bbox.min_lon < min_lon
+        @min_lon = [-SCALED_LON_LIMIT,
+                    bbox.min_lon + margin * (min_lon - max_lon)].max
+      end
+      if bbox.min_lat < min_lat
+        @min_lat = [-SCALED_LAT_LIMIT,
+                    bbox.min_lat + margin * (min_lat - max_lat)].max
+      end
+      if bbox.max_lon > max_lon
+        @max_lon = [+SCALED_LON_LIMIT,
+                    bbox.max_lon + margin * (max_lon - min_lon)].min
+      end
+      if bbox.max_lat > max_lat
+        @max_lat = [+SCALED_LAT_LIMIT,
+                    bbox.max_lat + margin * (max_lat - min_lat)].min
+      end
     end
     self
   end
@@ -59,11 +67,13 @@ class BoundingBox
     # check the bbox is sane
     if min_lon > max_lon
       raise OSM::APIBadBoundingBox.new(
-        "The minimum longitude must be less than the maximum longitude, but it wasn't")
+        "The minimum longitude must be less than the maximum longitude, but it wasn't"
+      )
     end
     if min_lat > max_lat
       raise OSM::APIBadBoundingBox.new(
-        "The minimum latitude must be less than the maximum latitude, but it wasn't")
+        "The minimum latitude must be less than the maximum latitude, but it wasn't"
+      )
     end
     if min_lon < -LON_LIMIT || min_lat < -LAT_LIMIT || max_lon > +LON_LIMIT || max_lat > +LAT_LIMIT
       raise OSM::APIBadBoundingBox.new("The latitudes must be between #{-LAT_LIMIT} and #{LAT_LIMIT}," +
@@ -162,7 +172,8 @@ class BoundingBox
     def from_bbox_array(bbox_array)
       unless bbox_array
         raise OSM::APIBadUserInput.new(
-          "The parameter bbox is required, and must be of the form min_lon,min_lat,max_lon,max_lat")
+          "The parameter bbox is required, and must be of the form min_lon,min_lat,max_lon,max_lat"
+        )
       end
       # Take an array of length 4, create a bounding box with min_lon, min_lat, max_lon and
       # max_lat within their respective boundaries.