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[rails.git] / lib / bounding_box.rb

diff --git a/lib/bounding_box.rb b/lib/bounding_box.rb
index c01808f546a87eb221d53a1a06ea485fa0a78212..f12683d3c4831cd99db1ecb51ebb29245989e48a 100644 (file)
--- 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
@@ -58,16 +66,14 @@ class BoundingBox
   def check_boundaries
     # check the bbox is sane
     if min_lon > max_lon
-      fail OSM::APIBadBoundingBox.new(
-        "The minimum longitude must be less than the maximum longitude, but it wasn't")
+      raise OSM::APIBadBoundingBox, "The minimum longitude must be less than the maximum longitude, but it wasn't"
     end
     if min_lat > max_lat
-      fail OSM::APIBadBoundingBox.new(
-        "The minimum latitude must be less than the maximum latitude, but it wasn't")
+      raise OSM::APIBadBoundingBox, "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
-      fail OSM::APIBadBoundingBox.new("The latitudes must be between #{-LAT_LIMIT} and #{LAT_LIMIT}," +
-                                       " and longitudes between #{-LON_LIMIT} and #{LON_LIMIT}")
+      raise OSM::APIBadBoundingBox, "The latitudes must be between #{-LAT_LIMIT} and #{LAT_LIMIT}," \
+                                       " and longitudes between #{-LON_LIMIT} and #{LON_LIMIT}"
     end
     self
   end
@@ -75,8 +81,8 @@ class BoundingBox
   def check_size(max_area = MAX_REQUEST_AREA)
     # check the bbox isn't too large
     if area > max_area
-      fail OSM::APIBadBoundingBox.new("The maximum bbox size is " + max_area.to_s +
-        ", and your request was too large. Either request a smaller area, or use planet.osm")
+      raise OSM::APIBadBoundingBox, "The maximum bbox size is " + max_area.to_s +
+                                    ", and your request was too large. Either request a smaller area, or use planet.osm"
     end
     self
   end
@@ -127,10 +133,10 @@ class BoundingBox
   # there are two forms used for bounds with and without an underscore,
   # cater for both forms eg minlon and min_lon
   def add_bounds_to(hash, underscore = "")
-    hash["min#{underscore}lat"] = min_lat.to_s
-    hash["min#{underscore}lon"] = min_lon.to_s
-    hash["max#{underscore}lat"] = max_lat.to_s
-    hash["max#{underscore}lon"] = max_lon.to_s
+    hash["min#{underscore}lat"] = format("%.7f", min_lat)
+    hash["min#{underscore}lon"] = format("%.7f", min_lon)
+    hash["max#{underscore}lat"] = format("%.7f", max_lat)
+    hash["max#{underscore}lon"] = format("%.7f", max_lon)
     hash
   end
 
@@ -161,8 +167,7 @@ class BoundingBox
 
     def from_bbox_array(bbox_array)
       unless bbox_array
-        fail OSM::APIBadUserInput.new(
-          "The parameter bbox is required, and must be of the form min_lon,min_lat,max_lon,max_lat")
+        raise OSM::APIBadUserInput, "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.