pass common API error text through to Potlatch so it can be shown to the user

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

diff --git a/app/controllers/api_controller.rb b/app/controllers/api_controller.rb
index fa14cd79eb4f23c905762988a17e871b71cfb28e..ca4cbcbd7c3439304a6ed38179c25c6fb2ad6bfa 100644 (file)
--- a/app/controllers/api_controller.rb
+++ b/app/controllers/api_controller.rb
@@ -1,7 +1,7 @@
 class ApiController < ApplicationController
 
   session :off
-  before_filter :check_read_availability, :except => [:capabilities]
+  before_filter :check_api_readable, :except => [:capabilities]
   after_filter :compress_output
 
   # Help methods for checking boundary sanity and area size
@@ -55,7 +55,7 @@ class ApiController < ApplicationController
     points = Tracepoint.find_by_area(min_lat, min_lon, max_lat, max_lon, :offset => offset, :limit => TRACEPOINTS_PER_PAGE, :order => "timestamp DESC" )
 
     doc = XML::Document.new
-    doc.encoding = 'UTF-8'
+    doc.encoding = XML::Encoding::UTF_8
     root = XML::Node.new 'gpx'
     root['version'] = '1.0'
     root['creator'] = 'OpenStreetMap.org'
@@ -120,7 +120,7 @@ class ApiController < ApplicationController
     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 = 1", :limit => APP_CONFIG['max_number_of_nodes']+1)
+    @nodes = Node.find_by_area(min_lat, min_lon, max_lat, max_lon, :conditions => {:visible => true}, :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])
@@ -131,7 +131,7 @@ class ApiController < ApplicationController
       return
     end
     if node_ids.length == 0
-      render :text => "<osm version='#{API_VERSION}'></osm>", :content_type => "text/xml"
+      render :text => "<osm version='#{API_VERSION}' generator='#{GENERATOR}'></osm>", :content_type => "text/xml"
       return
     end
 
@@ -187,15 +187,15 @@ class ApiController < ApplicationController
       end
     end 
 
-    relations = Relation.find_for_nodes(visible_nodes.keys, :conditions => "visible = 1") +
-                Relation.find_for_ways(way_ids, :conditions => "visible = 1")
+    relations = Relation.find_for_nodes(visible_nodes.keys, :conditions => {:visible => true}) +
+                Relation.find_for_ways(way_ids, :conditions => {:visible => true})
 
     # 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)
-    relations += Relation.find_for_relations(relations.collect { |r| r.id }, :conditions => "visible = 1")
+    relations += Relation.find_for_relations(relations.collect { |r| r.id }, :conditions => {:visible => true})
 
     # 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.
@@ -225,12 +225,12 @@ class ApiController < ApplicationController
       endtime = Time.parse(params[:end])
     else
       hours = (params[:hours] || '1').to_i.hours
-      endtime = Time.now
+      endtime = Time.now.getutc
       starttime = endtime - hours
     end
 
     if zoom >= 1 and zoom <= 16 and
-       endtime >= starttime and endtime - starttime <= 24.hours
+       endtime > starttime and endtime - starttime <= 24.hours
       mask = (1 << zoom) - 1
 
       tiles = Node.count(:conditions => ["timestamp BETWEEN ? AND ?", starttime, endtime],
@@ -258,7 +258,7 @@ class ApiController < ApplicationController
 
       render :text => doc.to_s, :content_type => "text/xml"
     else
-      render :text => "Requested zoom is invalid", :status => :bad_request
+      render :text => "Requested zoom is invalid, or the supplied start is after the end time, or the start duration is more than 24 hours", :status => :bad_request
     end
   end
 
@@ -284,6 +284,9 @@ class ApiController < ApplicationController
     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
     
     doc.root << api