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

diff --git a/app/controllers/api_controller.rb b/app/controllers/api_controller.rb
index cae510284068a2d48f3bad0ce29b73425b008030..31871921949c6f4c9fb6985f54903d60a6a05648 100644 (file)
--- a/app/controllers/api_controller.rb
+++ b/app/controllers/api_controller.rb
@@ -1,25 +1,16 @@
 class ApiController < ApplicationController
 
   session :off
 class ApiController < ApplicationController
 
   session :off

-  before_filter :check_read_availability, :except => [:capabilities]
+  before_filter :check_api_readable, :except => [:capabilities]

   after_filter :compress_output
   after_filter :compress_output

+  around_filter :api_call_handle_error, :api_call_timeout

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

-  #COUNT is the number of map requests to allow before exiting and starting a new process
-  @@count = COUNT
-
-  # The maximum area you're allowed to request, in square degrees
-  MAX_REQUEST_AREA = APP_CONFIG['max_request_area']
-
-  # Number of GPS trace/trackpoints returned per-page
-  TRACEPOINTS_PER_PAGE = APP_CONFIG['tracepoints_per_page']
-

   # 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

-    @@count+=1

     #retrieve the page number
     page = params['page'].to_i
     unless page
     #retrieve the page number
     page = params['page'].to_i
     unless page


@@ -31,7 +22,7 @@ class ApiController < ApplicationController
         return
     end
 
         return
     end
 

-    offset = page * TRACEPOINTS_PER_PAGE
+    offset = page * APP_CONFIG['tracepoints_per_page']

 
     # Figure out the bbox
     bbox = params['bbox']
 
     # Figure out the bbox
     bbox = params['bbox']


@@ -52,7 +43,7 @@ class ApiController < ApplicationController
     end
 
     # get all the points
     end
 
     # get all the points

-    points = Tracepoint.find_by_area(min_lat, min_lon, max_lat, max_lon, :offset => offset, :limit => TRACEPOINTS_PER_PAGE, :order => "timestamp DESC" )
+    points = Tracepoint.find_by_area(min_lat, min_lon, max_lat, max_lon, :offset => offset, :limit => APP_CONFIG['tracepoints_per_page'], :order => "timestamp DESC" )

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


@@ -73,13 +64,6 @@ class ApiController < ApplicationController
       trkseg << point.to_xml_node()
     end
 
       trkseg << point.to_xml_node()
     end
 

-    #exit when we have too many requests
-    if @@count > MAX_COUNT
-      render :text => doc.to_s, :content_type => "text/xml"
-      @@count = COUNT
-      exit!
-    end
-

     response.headers["Content-Disposition"] = "attachment; filename=\"map.osm\""
 
     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"


@@ -95,8 +79,6 @@ class ApiController < ApplicationController
   # fetched. All the nodes and ways that are referenced by those ways are then 
   # fetched. Finally all the xml is returned.
   def map
   # fetched. All the nodes and ways that are referenced by those ways are then 
   # fetched. Finally all the xml is returned.
   def map

-    GC.start
-    @@count+=1

     # Figure out the bbox
     bbox = params['bbox']
 
     # Figure out the bbox
     bbox = params['bbox']
 


@@ -120,7 +102,7 @@ class ApiController < ApplicationController
     end
 
     # FIXME um why is this area using a different order for the lat/lon from above???
     end
 
     # FIXME um why is this area using a different order for the lat/lon from above???

-    @nodes = Node.find_by_area(min_lat, min_lon, max_lat, max_lon, :conditions => {:visible => true}, :limit => APP_CONFIG['max_number_of_nodes']+1)
+    @nodes = Node.find_by_area(min_lat, min_lon, max_lat, max_lon, :conditions => {:visible => true}, :include => :node_tags, :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])
     # 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])


@@ -151,7 +133,7 @@ class ApiController < ApplicationController
     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] }
     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] }

-      ways = Way.find(way_ids)
+      ways = Way.find(way_ids, :include => [:way_nodes, :way_tags])

 
       list_of_way_nodes = ways.collect { |way|
         way.way_nodes.collect { |way_node| way_node.node_id }
 
       list_of_way_nodes = ways.collect { |way|
         way.way_nodes.collect { |way_node| way_node.node_id }


@@ -166,15 +148,16 @@ class ApiController < ApplicationController
     nodes_to_fetch = (list_of_way_nodes.uniq - node_ids) - [0]
 
     if nodes_to_fetch.length > 0
     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, :include => :node_tags)

     end
 
     visible_nodes = {}
     end
 
     visible_nodes = {}

+    changeset_cache = {}

     user_display_name_cache = {}
 
     @nodes.each do |node|
       if node.visible?
     user_display_name_cache = {}
 
     @nodes.each do |node|
       if node.visible?

-        doc.root << node.to_xml_node(user_display_name_cache)
+        doc.root << node.to_xml_node(changeset_cache, user_display_name_cache)

         visible_nodes[node.id] = node
       end
     end
         visible_nodes[node.id] = node
       end
     end


@@ -182,7 +165,7 @@ class ApiController < ApplicationController
     way_ids = Array.new
     ways.each do |way|
       if way.visible?
     way_ids = Array.new
     ways.each do |way|
       if way.visible?

-        doc.root << way.to_xml_node(visible_nodes, user_display_name_cache)
+        doc.root << way.to_xml_node(visible_nodes, changeset_cache, user_display_name_cache)

         way_ids << way.id
       end
     end 
         way_ids << way.id
       end
     end 


@@ -200,19 +183,12 @@ class ApiController < ApplicationController
     # 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.
     relations.uniq.each do |relation|
     # 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.
     relations.uniq.each do |relation|

-      doc.root << relation.to_xml_node(user_display_name_cache)
+      doc.root << relation.to_xml_node(nil, changeset_cache, user_display_name_cache)

     end
 
     response.headers["Content-Disposition"] = "attachment; filename=\"map.osm\""
 
     render :text => doc.to_s, :content_type => "text/xml"
     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
-    if @@count > MAX_COUNT
-      @@count = COUNT
-      
-      exit!
-    end

   end
 
   # Get a list of the tiles that have changed within a specified time
   end
 
   # Get a list of the tiles that have changed within a specified time


@@ -225,7 +201,7 @@ class ApiController < ApplicationController
       endtime = Time.parse(params[:end])
     else
       hours = (params[:hours] || '1').to_i.hours
       endtime = Time.parse(params[:end])
     else
       hours = (params[:hours] || '1').to_i.hours

-      endtime = Time.now
+      endtime = Time.now.getutc

       starttime = endtime - hours
     end
 
       starttime = endtime - hours
     end
 


@@ -276,7 +252,7 @@ class ApiController < ApplicationController
     version['maximum'] = "#{API_VERSION}";
     api << version
     area = XML::Node.new 'area'
     version['maximum'] = "#{API_VERSION}";
     api << version
     area = XML::Node.new 'area'

-    area['maximum'] = MAX_REQUEST_AREA.to_s;
+    area['maximum'] = APP_CONFIG['max_request_area'].to_s;

     api << area
     tracepoints = XML::Node.new 'tracepoints'
     tracepoints['per_page'] = APP_CONFIG['tracepoints_per_page'].to_s
     api << area
     tracepoints = XML::Node.new 'tracepoints'
     tracepoints['per_page'] = APP_CONFIG['tracepoints_per_page'].to_s


@@ -284,6 +260,12 @@ class ApiController < ApplicationController
     waynodes = XML::Node.new 'waynodes'
     waynodes['maximum'] = APP_CONFIG['max_number_of_way_nodes'].to_s
     api << waynodes
     waynodes = XML::Node.new 'waynodes'
     waynodes['maximum'] = APP_CONFIG['max_number_of_way_nodes'].to_s
     api << waynodes

+    changesets = XML::Node.new 'changesets'
+    changesets['maximum_elements'] = Changeset::MAX_ELEMENTS.to_s
+    api << changesets
+    timeout = XML::Node.new 'timeout'
+    timeout['seconds'] = APP_CONFIG['api_timeout'].to_s
+    api << timeout

     
     doc.root << api
 
     
     doc.root << api