X-Git-Url: https://git.openstreetmap.org./rails.git/blobdiff_plain/6de965520beaf74a9f9377a29c74310e4e3732f7..50c0333ea6ae96ecbed574c2e2704e1005037d05:/app/controllers/api_controller.rb?ds=sidebyside

diff --git a/app/controllers/api_controller.rb b/app/controllers/api_controller.rb
index f4584b8b4..8b735600d 100644
--- a/app/controllers/api_controller.rb
+++ b/app/controllers/api_controller.rb
@@ -40,30 +40,13 @@ class ApiController < ApplicationController
     end
 
     bbox = bbox.split(',')
-
-    min_lon = bbox[0].to_f
-    min_lat = bbox[1].to_f
-    max_lon = bbox[2].to_f
-    max_lat = bbox[3].to_f
-
-    # check the bbox is sane
-    unless min_lon <= max_lon
-      report_error("The minimum longitude must be less than the maximum longitude, but it wasn't")
-      return
-    end
-    unless min_lat <= max_lat
-      report_error("The minimum latitude must be less than the maximum latitude, but it wasn't")
-      return
-    end
-    unless min_lon >= -180 && min_lat >= -90 && max_lon <= 180 && max_lat <= 90
-      report_error("The latitudes must be between -90 and 90, and longitudes between -180 and 180")
-      return
-    end
-
-    # check the bbox isn't too large
-    requested_area = (max_lat-min_lat)*(max_lon-min_lon)
-    if requested_area > MAX_REQUEST_AREA
-      report_error("The maximum bbox size is " + MAX_REQUEST_AREA.to_s + ", and your request was too large. Either request a smaller area, or use planet.osm")
+    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_boundaries(min_lon, min_lat, max_lon, max_lat)
+    rescue Exception => err
+      report_error(err.message)
       return
     end
 
@@ -96,14 +79,14 @@ class ApiController < ApplicationController
       exit!
     end
 
-    render :text => doc.to_s, :content_type => "text/xml"
+    response.headers["Content-Disposition"] = "attachment; filename=\"map.osm\""
 
+    render :text => doc.to_s, :content_type => "text/xml"
   end
 
   def map
     GC.start
     @@count+=1
-
     # Figure out the bbox
     bbox = params['bbox']
 
@@ -115,7 +98,7 @@ class ApiController < ApplicationController
 
     bbox = bbox.split(',')
 
-    min_lon, min_lat, max_lon, max_lat = *bbox.map{|b| b.to_f }
+    min_lon, min_lat, max_lon, max_lat = sanitise_boundaries(bbox)
 
     # check boundary is sane and area within defined
     # see /config/application.yml
@@ -126,34 +109,41 @@ class ApiController < ApplicationController
       return
     end
 
-    # get all the nodes
-    nodes = Node.find_by_area(min_lat, min_lon, max_lat, max_lon, :conditions => "visible = 1", :limit => APP_CONFIG['max_number_of_nodes']+1)
+    @nodes = Node.find_by_area(min_lat, min_lon, max_lat, max_lon, :conditions => "visible = 1", :limit => APP_CONFIG['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])
 
-    node_ids = nodes.collect {|node| node.id }
+    node_ids = @nodes.collect(&:id)
     if node_ids.length > APP_CONFIG['max_number_of_nodes']
       report_error("You requested too many nodes (limit is 50,000). Either request a smaller area, or use planet.osm")
       return
     end
-
     if node_ids.length == 0
       render :text => "<osm version='0.5'></osm>", :content_type => "text/xml"
       return
     end
 
-    relations = Array.new
-
     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
+
     # get ways
     # find which ways are needed
     ways = Array.new
     if node_ids.length > 0
       way_nodes = WayNode.find_all_by_node_id(node_ids)
-      way_ids = way_nodes.collect {|way_node| way_node.id[0] }
+      way_ids = way_nodes.collect { |way_node| way_node.id[0] }
       ways = Way.find(way_ids)
 
       list_of_way_nodes = ways.collect { |way|
-	way.way_nodes.collect { |way_node| way_node.node_id }
+        way.way_nodes.collect { |way_node| way_node.node_id }
       }
       list_of_way_nodes.flatten!
 
@@ -165,13 +155,13 @@ class ApiController < ApplicationController
     nodes_to_fetch = (list_of_way_nodes.uniq - node_ids) - [0]
 
     if nodes_to_fetch.length > 0
-      nodes += Node.find(nodes_to_fetch)
+      @nodes += Node.find(nodes_to_fetch)
     end
 
     visible_nodes = {}
     user_display_name_cache = {}
 
-    nodes.each do |node|
+    @nodes.each do |node|
       if node.visible?
         doc.root << node.to_xml_node(user_display_name_cache)
         visible_nodes[node.id] = node
@@ -186,31 +176,15 @@ class ApiController < ApplicationController
       end
     end 
 
-    # collect relationships. currently done in one big block at the end;
-    # may need to move this upwards if people want automatic completion of
-    # relationships, i.e. deliver referenced objects like we do with ways...
-    relations = Array.new
-    if visible_nodes.length > 0
-        relations += Relation.find_by_sql("select e.* from current_relations e,current_relation_members em where " +
-            "e.visible=1 and " +
-            "em.id = e.id and em.member_type='node' and em.member_id in (#{visible_nodes.keys.join(',')})")
-    end
-    if way_ids.length > 0
-        relations += Relation.find_by_sql("select e.* from current_relations e,current_relation_members em where " +
-            "e.visible=1 and " +
-            "em.id = e.id and em.member_type='way' and em.member_id in (#{way_ids.join(',')})")
-    end
+    relations = visible_nodes.values.collect { |node| node.containing_relations.visible }.flatten +
+                way_ids.collect { |id| Way.find(id).containing_relations.visible }.flatten
+
     # we do not normally return the "other" partners referenced by an relation, 
     # e.g. if we return a way A that is referenced by relation X, and there's 
     # another way B also referenced, that is not returned. But we do make 
     # an exception for cases where an relation references another *relation*; 
     # in that case we return that as well (but we don't go recursive here)
-    relation_ids = relations.collect { |relation| relation.id }
-    if relation_ids.length > 0
-        relations += Relation.find_by_sql("select e.* from current_relations e,current_relation_members em where " +
-            "e.visible=1 and " +
-            "em.id = e.id and em.member_type='relation' and em.member_id in (#{relation_ids.join(',')})")
-    end
+    relations += relations.collect { |relation| relation.containing_relations.visible }.flatten
 
     # this "uniq" may be slightly inefficient; it may be better to first collect and output
     # all node-related relations, then find the *not yet covered* way-related ones etc.
@@ -218,6 +192,8 @@ class ApiController < ApplicationController
       doc.root << relation.to_xml_node(user_display_name_cache)
     end
 
+    response.headers["Content-Disposition"] = "attachment; filename=\"map.osm\""
+
     render :text => doc.to_s, :content_type => "text/xml"
     
     #exit when we have too many requests