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[rails.git] / lib / osm.rb

diff --git a/lib/osm.rb b/lib/osm.rb
index 04cbf17faf193e215463281e31bd2e031bb96ee3..b6dd64b9986131b04fb6ddf6a1e9043f073a9240 100644 (file)
--- a/lib/osm.rb
+++ b/lib/osm.rb
@@ -5,13 +5,6 @@ module OSM
   require "rexml/text"
   require "xml/libxml"
 
-  if defined?(SystemTimer)
-    Timer = SystemTimer
-  else
-    require "timeout"
-    Timer = Timeout
-  end
-
   # The base class for API Errors.
   class APIError < RuntimeError
     def initialize(message = "Generic API Error")
@@ -378,12 +371,17 @@ module OSM
     end
 
     # and these two will give you the right points on your image. all the constants can be reduced to speed things up. FIXME
+    # If the bbox has no extent, return the centre of the image to avoid dividing by zero.
 
     def y(lat)
+      return @height / 2 if (@by - @ty).zero?
+
       @height - ((ysheet(lat) - @ty) / (@by - @ty) * @height)
     end
 
     def x(lon)
+      return @width / 2 if (@bx - @tx).zero?
+
       ((xsheet(lon) - @tx) / (@bx - @tx) * @width)
     end
   end
@@ -497,8 +495,8 @@ module OSM
 
   # Return the terms and conditions text for a given country
   def self.legal_text_for_country(country_code)
-    file_name = Rails.root.join("config", "legales", country_code.to_s + ".yml")
-    file_name = Rails.root.join("config", "legales", Settings.default_legale + ".yml") unless File.exist? file_name
+    file_name = Rails.root.join("config", "legales", "#{country_code}.yml")
+    file_name = Rails.root.join("config", "legales", "#{Settings.default_legale}.yml") unless File.exist? file_name
     YAML.load_file(file_name).transform_values!(&:html_safe)
   end