Refactor bounding box code

[rails.git] / app / controllers / api_controller.rb

diff --git a/app/controllers/api_controller.rb b/app/controllers/api_controller.rb
index b9bb5fe59f2ff8eca5e84e8178c6df8fdb997bcc..53e14202c051558090c820d91f17f6169d89d4bc 100644 (file)
--- a/app/controllers/api_controller.rb
+++ b/app/controllers/api_controller.rb
@@ -5,9 +5,6 @@ class ApiController < ApplicationController
   after_filter :compress_output
   around_filter :api_call_handle_error, :api_call_timeout
 
   after_filter :compress_output
   around_filter :api_call_handle_error, :api_call_timeout
 

-  # Help methods for checking boundary sanity and area size
-  include MapBoundary
-

   # Get an XML response containing a list of tracepoints that have been uploaded
   # within the specified bounding box, and in the specified page.
   def trackpoints
   # Get an XML response containing a list of tracepoints that have been uploaded
   # within the specified bounding box, and in the specified page.
   def trackpoints


@@ -22,25 +19,19 @@ class ApiController < ApplicationController
     offset = page * TRACEPOINTS_PER_PAGE
 
     # Figure out the bbox
     offset = page * TRACEPOINTS_PER_PAGE
 
     # Figure out the bbox

-    bbox = params['bbox']
-    unless bbox and bbox.count(',') == 3
-      report_error("The parameter bbox is required, and must be of the form min_lon,min_lat,max_lon,max_lat")
-      return
-    end
-
-    bbox = bbox.split(',')
-    min_lon, min_lat, max_lon, max_lat = sanitise_boundaries(bbox)

     # check boundary is sane and area within defined
     # see /config/application.yml
     begin
     # check boundary is sane and area within defined
     # see /config/application.yml
     begin

-      check_boundaries(min_lon, min_lat, max_lon, max_lat)
+      bbox = BoundingBox.from_bbox_params(params)
+      bbox.check_boundaries
+      bbox.check_size

     rescue Exception => err
       report_error(err.message)
       return
     end
 
     # get all the points
     rescue Exception => err
       report_error(err.message)
       return
     end
 
     # get all the points

-    points = Tracepoint.bbox(min_lat, min_lon, max_lat, max_lon).offset(offset).limit(TRACEPOINTS_PER_PAGE).order("gpx_id DESC, trackid ASC, timestamp ASC")
+    points = Tracepoint.bbox(bbox).offset(offset).limit(TRACEPOINTS_PER_PAGE).order("gpx_id DESC, trackid ASC, timestamp ASC")

 
     doc = XML::Document.new
     doc.encoding = XML::Encoding::UTF_8
 
     doc = XML::Document.new
     doc.encoding = XML::Encoding::UTF_8


@@ -124,29 +115,18 @@ class ApiController < ApplicationController
   # fetched. Finally all the xml is returned.
   def map
     # Figure out the bbox
   # fetched. Finally all the xml is returned.
   def map
     # Figure out the bbox

-    bbox = params['bbox']
-
-    unless bbox and bbox.count(',') == 3
-      # alternatively: report_error(TEXT['boundary_parameter_required']
-      report_error("The parameter bbox is required, and must be of the form min_lon,min_lat,max_lon,max_lat")
-      return
-    end
-
-    bbox = bbox.split(',')
-
-    min_lon, min_lat, max_lon, max_lat = sanitise_boundaries(bbox)
-

     # check boundary is sane and area within defined
     # see /config/application.yml
     begin
     # check boundary is sane and area within defined
     # see /config/application.yml
     begin

-      check_boundaries(min_lon, min_lat, max_lon, max_lat)
+      bbox = BoundingBox.from_bbox_params(params)
+      bbox.check_boundaries
+      bbox.check_size

     rescue Exception => err
       report_error(err.message)
       return
     end
 
     rescue Exception => err
       report_error(err.message)
       return
     end
 

-    # FIXME um why is this area using a different order for the lat/lon from above???
-    @nodes = Node.bbox(min_lat, min_lon, max_lat, max_lon).where(:visible => true).includes(:node_tags).limit(MAX_NUMBER_OF_NODES+1)
+    @nodes = Node.bbox(bbox).where(:visible => true).includes(:node_tags).limit(MAX_NUMBER_OF_NODES+1)

     # get all the nodes, by tag not yet working, waiting for change from NickB
     # need to be @nodes (instance var) so tests in /spec can be performed
     #@nodes = Node.search(bbox, params[:tag])
     # get all the nodes, by tag not yet working, waiting for change from NickB
     # need to be @nodes (instance var) so tests in /spec can be performed
     #@nodes = Node.search(bbox, params[:tag])


@@ -164,12 +144,7 @@ class ApiController < ApplicationController
     doc = OSM::API.new.get_xml_doc
 
     # add bounds
     doc = OSM::API.new.get_xml_doc
 
     # add bounds

-    bounds = XML::Node.new 'bounds'
-    bounds['minlat'] = min_lat.to_s
-    bounds['minlon'] = min_lon.to_s
-    bounds['maxlat'] = max_lat.to_s
-    bounds['maxlon'] = max_lon.to_s
-    doc.root << bounds
+    doc.root << bbox.add_bounds_to(XML::Node.new 'bounds')

 
     # get ways
     # find which ways are needed
 
     # get ways
     # find which ways are needed