Refactor note add/update code

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

diff --git a/app/controllers/amf_controller.rb b/app/controllers/amf_controller.rb
index 9c9228a7a24dbb34e8045fcb0ea8625e2545ec7e..ef7a636390de6df9ecea484bd6331ea91af66749 100644 (file)
--- a/app/controllers/amf_controller.rb
+++ b/app/controllers/amf_controller.rb
@@ -36,125 +36,67 @@
 # * version conflict when POIs and ways are reverted
 
 class AmfController < ApplicationController
 # * version conflict when POIs and ways are reverted
 
 class AmfController < ApplicationController

-  require 'stringio'
-

   include Potlatch
 
   include Potlatch
 

-  # Help methods for checking boundary sanity and area size
-  include MapBoundary
-
+  skip_before_filter :verify_authenticity_token

   before_filter :check_api_writable
 
   # Main AMF handlers: process the raw AMF string (using AMF library) and
   # calls each action (private method) accordingly.
   before_filter :check_api_writable
 
   # Main AMF handlers: process the raw AMF string (using AMF library) and
   # calls each action (private method) accordingly.

-  # ** FIXME: refactor to reduce duplication of code across read/write

   
   def amf_read
   
   def amf_read

-    if request.post?
-      req=StringIO.new(request.raw_post+0.chr)# Get POST data as request
-                                              # (cf http://www.ruby-forum.com/topic/122163)
-      req.read(2)                             # Skip version indicator and client ID
-
-      # Parse request
-
-      headers=AMF.getint(req)           # Read number of headers
-      headers.times do                  # Read each header
-        name=AMF.getstring(req)         #  |
-        req.getc                        #  | skip boolean
-        value=AMF.getvalue(req)         #  |
-        header["name"]=value            #  |
+    self.status = :ok
+    self.content_type = Mime::AMF
+    self.response_body = Dispatcher.new(request.raw_post) do |message,*args|
+      logger.info("Executing AMF #{message}(#{args.join(',')})")
+
+      case message
+        when 'getpresets';        result = getpresets(*args)
+        when 'whichways';         result = whichways(*args)
+        when 'whichways_deleted'; result = whichways_deleted(*args)
+        when 'getway';            result = getway(args[0].to_i)
+        when 'getrelation';       result = getrelation(args[0].to_i)
+        when 'getway_old';        result = getway_old(args[0].to_i,args[1])
+        when 'getway_history';    result = getway_history(args[0].to_i)
+        when 'getnode_history';   result = getnode_history(args[0].to_i)
+        when 'findgpx';           result = findgpx(*args)
+        when 'findrelations';     result = findrelations(*args)
+        when 'getpoi';            result = getpoi(*args)

       end
       end

-
-      bodies=AMF.getint(req)            # Read number of bodies
-
-      self.status = :ok
-      self.content_type = Mime::AMF
-      self.response_body = proc { |response, output| 
-        a,b=bodies.divmod(256)
-        output.write 0.chr+0.chr+0.chr+0.chr+a.chr+b.chr
-        bodies.times do                 # Read each body
-          message=AMF.getstring(req)    #  | get message name
-          index=AMF.getstring(req)      #  | get index in response sequence
-          bytes=AMF.getlong(req)        #  | get total size in bytes
-          args=AMF.getvalue(req)        #  | get response (probably an array)
-          result=''
-          logger.info("Executing AMF #{message}(#{args.join(',')}):#{index}")
-
-          case message
-            when 'getpresets';        result=AMF.putdata(index,getpresets(*args))
-            when 'whichways';         result=AMF.putdata(index,whichways(*args))
-            when 'whichways_deleted'; result=AMF.putdata(index,whichways_deleted(*args))
-            when 'getway';            result=AMF.putdata(index,getway(args[0].to_i))
-            when 'getrelation';       result=AMF.putdata(index,getrelation(args[0].to_i))
-            when 'getway_old';        result=AMF.putdata(index,getway_old(args[0].to_i,args[1]))
-            when 'getway_history';    result=AMF.putdata(index,getway_history(args[0].to_i))
-            when 'getnode_history';   result=AMF.putdata(index,getnode_history(args[0].to_i))
-            when 'findgpx';           result=AMF.putdata(index,findgpx(*args))
-            when 'findrelations';     result=AMF.putdata(index,findrelations(*args))
-            when 'getpoi';            result=AMF.putdata(index,getpoi(*args))
-          end
-          output.write(result)
-        end
-      }
-    else
-      render :nothing => true, :status => :method_not_allowed
+        
+      result

     end
   end
 
   def amf_write
     end
   end
 
   def amf_write

-    if request.post?
-      req=StringIO.new(request.raw_post+0.chr)
-      req.read(2)
-      renumberednodes={}              # Shared across repeated putways
-      renumberedways={}               # Shared across repeated putways
-
-      headers=AMF.getint(req)         # Read number of headers
-      headers.times do                # Read each header
-        name=AMF.getstring(req)       #  |
-        req.getc                      #  | skip boolean
-        value=AMF.getvalue(req)       #  |
-        header["name"]=value          #  |
-      end
+    renumberednodes = {}              # Shared across repeated putways
+    renumberedways = {}               # Shared across repeated putways
+    err = false                       # Abort batch on error

 
 

-      bodies=AMF.getint(req)          # Read number of bodies
-
-      self.status = :ok
-      self.content_type = Mime::AMF
-      self.response_body = proc { |response, output| 
-        a,b=bodies.divmod(256)
-        output.write 0.chr+0.chr+0.chr+0.chr+a.chr+b.chr
-        bodies.times do               # Read each body
-          message=AMF.getstring(req)  #  | get message name
-          index=AMF.getstring(req)    #  | get index in response sequence
-          bytes=AMF.getlong(req)      #  | get total size in bytes
-          args=AMF.getvalue(req)      #  | get response (probably an array)
-          err=false                   # Abort batch on error
-
-          logger.info("Executing AMF #{message}:#{index}")
-          result=''
-          if err
-            result=[-5,nil]
-          else
-            case message
-              when 'putway';         orn=renumberednodes.dup
-                                     r=putway(renumberednodes,*args)
-                                     r[4]=renumberednodes.reject { |k,v| orn.has_key?(k) }
-                                     if r[0]==0 and r[2] != r[3] then renumberedways[r[2]] = r[3] end
-                                     result=AMF.putdata(index,r)
-              when 'putrelation';    result=AMF.putdata(index,putrelation(renumberednodes, renumberedways, *args))
-              when 'deleteway';      result=AMF.putdata(index,deleteway(*args))
-              when 'putpoi';         r=putpoi(*args)
-                                     if r[0]==0 and r[2] != r[3] then renumberednodes[r[2]] = r[3] end
-                                     result=AMF.putdata(index,r)
-              when 'startchangeset'; result=AMF.putdata(index,startchangeset(*args))
-            end
-            if result[0]==-3 then err=true end    # If a conflict is detected, don't execute any more writes
-          end
-          output.write(result)
+    self.status = :ok
+    self.content_type = Mime::AMF
+    self.response_body = Dispatcher.new(request.raw_post) do |message,*args|
+      logger.info("Executing AMF #{message}")
+
+      if err
+        result = [-5, nil]
+      else
+        case message
+          when 'putway';         orn = renumberednodes.dup
+                                 result = putway(renumberednodes, *args)
+                                 result[4] = renumberednodes.reject { |k,v| orn.has_key?(k) }
+                                 if result[0] == 0 and result[2] != result[3] then renumberedways[result[2]] = result[3] end
+          when 'putrelation';    result = putrelation(renumberednodes, renumberedways, *args)
+          when 'deleteway';      result = deleteway(*args)
+          when 'putpoi';         result = putpoi(*args)
+                                 if result[0] == 0 and result[2] != result[3] then renumberednodes[result[2]] = result[3] end
+          when 'startchangeset'; result = startchangeset(*args)

         end
         end

-      }
-    else
-      render :nothing => true, :status => :method_not_allowed
+
+        err = true if result[0] == -3  # If a conflict is detected, don't execute any more writes
+      end
+
+      result

     end
   end
 
     end
   end
 


@@ -178,7 +120,7 @@ class AmfController < ApplicationController
 
   def amf_handle_error_with_timeout(call,rootobj,rootid)
     amf_handle_error(call,rootobj,rootid) do
 
   def amf_handle_error_with_timeout(call,rootobj,rootid)
     amf_handle_error(call,rootobj,rootid) do

-      Timeout::timeout(API_TIMEOUT, OSM::APITimeoutError) do
+      OSM::Timer.timeout(API_TIMEOUT, OSM::APITimeoutError) do

         yield
       end
     end
         yield
       end
     end


@@ -191,7 +133,7 @@ class AmfController < ApplicationController
     amf_handle_error("'startchangeset'",nil,nil) do
       user = getuser(usertoken)
       if !user then return -1,"You are not logged in, so Potlatch can't write any changes to the database." end
     amf_handle_error("'startchangeset'",nil,nil) do
       user = getuser(usertoken)
       if !user then return -1,"You are not logged in, so Potlatch can't write any changes to the database." end

-      unless user.active_blocks.empty? then return -1,t('application.setup_user_auth.blocked') end
+      if user.blocks.active.exists? then return -1,t('application.setup_user_auth.blocked') end

       if REQUIRE_TERMS_AGREED and user.terms_agreed.nil? then return -1,"You must accept the contributor terms before you can edit." end
 
       if cstags
       if REQUIRE_TERMS_AGREED and user.terms_agreed.nil? then return -1,"You must accept the contributor terms before you can edit." end
 
       if cstags


@@ -312,15 +254,17 @@ class AmfController < ApplicationController
 
       # check boundary is sane and area within defined
       # see /config/application.yml
 
       # check boundary is sane and area within defined
       # see /config/application.yml

-      check_boundaries(xmin, ymin, xmax, ymax)
+      bbox = BoundingBox.new(xmin, ymin, xmax, ymax)
+      bbox.check_boundaries
+      bbox.check_size

 
       if POTLATCH_USE_SQL then
 
       if POTLATCH_USE_SQL then

-        ways = sql_find_ways_in_area(xmin, ymin, xmax, ymax)
-        points = sql_find_pois_in_area(xmin, ymin, xmax, ymax)
-        relations = sql_find_relations_in_area_and_ways(xmin, ymin, xmax, ymax, ways.collect {|x| x[0]})
+        ways = sql_find_ways_in_area(bbox)
+        points = sql_find_pois_in_area(bbox)
+        relations = sql_find_relations_in_area_and_ways(bbox, ways.collect {|x| x[0]})

       else
         # find the way ids in an area
       else
         # find the way ids in an area

-        nodes_in_area = Node.bbox(ymin, xmin, ymax, xmax).visible.includes(:ways)
+        nodes_in_area = Node.bbox(bbox).visible.includes(:ways)

         ways = nodes_in_area.inject([]) { |sum, node| 
           visible_ways = node.ways.select { |w| w.visible? }
           sum + visible_ways.collect { |w| [w.id,w.version] }
         ways = nodes_in_area.inject([]) { |sum, node| 
           visible_ways = node.ways.select { |w| w.visible? }
           sum + visible_ways.collect { |w| [w.id,w.version] }


@@ -352,9 +296,11 @@ class AmfController < ApplicationController
 
       # check boundary is sane and area within defined
       # see /config/application.yml
 
       # check boundary is sane and area within defined
       # see /config/application.yml

-      check_boundaries(xmin, ymin, xmax, ymax)
+      bbox = BoundingBox.new(xmin, ymin, xmax, ymax)
+      bbox.check_boundaries
+      bbox.check_size

 
 

-      nodes_in_area = Node.bbox(ymin, xmin, ymax, xmax).joins(:ways_via_history).where(:current_ways => { :visible => false })
+      nodes_in_area = Node.bbox(bbox).joins(:ways_via_history).where(:current_ways => { :visible => false })

       way_ids = nodes_in_area.collect { |node| node.ways_via_history.invisible.collect { |way| way.id } }.flatten.uniq
 
       [0,'',way_ids]
       way_ids = nodes_in_area.collect { |node| node.ways_via_history.invisible.collect { |way| way.id } }.flatten.uniq
 
       [0,'',way_ids]


@@ -413,13 +359,13 @@ class AmfController < ApplicationController
     amf_handle_error_with_timeout("'getway_old' #{id}, #{timestamp}", 'way',id) do
       if timestamp == ''
         # undelete
     amf_handle_error_with_timeout("'getway_old' #{id}, #{timestamp}", 'way',id) do
       if timestamp == ''
         # undelete

-        old_way = OldWay.where(:visible => true, :way_id => id).order("version DESC").first
+        old_way = OldWay.where(:visible => true, :way_id => id).unredacted.order("version DESC").first

         points = old_way.get_nodes_undelete unless old_way.nil?
       else
         begin
           # revert
           timestamp = DateTime.strptime(timestamp.to_s, "%d %b %Y, %H:%M:%S")
         points = old_way.get_nodes_undelete unless old_way.nil?
       else
         begin
           # revert
           timestamp = DateTime.strptime(timestamp.to_s, "%d %b %Y, %H:%M:%S")

-          old_way = OldWay.where("way_id = ? AND timestamp <= ?", id, timestamp).order("timestamp DESC").first
+          old_way = OldWay.where("way_id = ? AND timestamp <= ?", id, timestamp).unredacted.order("timestamp DESC").first

           unless old_way.nil?
             points = old_way.get_nodes_revert(timestamp)
             if !old_way.visible
           unless old_way.nil?
             points = old_way.get_nodes_revert(timestamp)
             if !old_way.visible


@@ -457,11 +403,11 @@ class AmfController < ApplicationController
       # Find list of revision dates for way and all constituent nodes
       revdates=[]
       revusers={}
       # Find list of revision dates for way and all constituent nodes
       revdates=[]
       revusers={}

-      Way.find(wayid).old_ways.collect do |a|
+      Way.find(wayid).old_ways.unredacted.collect do |a|

         revdates.push(a.timestamp)
         unless revusers.has_key?(a.timestamp.to_i) then revusers[a.timestamp.to_i]=change_user(a) end
         a.nds.each do |n|
         revdates.push(a.timestamp)
         unless revusers.has_key?(a.timestamp.to_i) then revusers[a.timestamp.to_i]=change_user(a) end
         a.nds.each do |n|

-          Node.find(n).old_nodes.collect do |o|
+          Node.find(n).old_nodes.unredacted.collect do |o|

             revdates.push(o.timestamp)
             unless revusers.has_key?(o.timestamp.to_i) then revusers[o.timestamp.to_i]=change_user(o) end
           end
             revdates.push(o.timestamp)
             unless revusers.has_key?(o.timestamp.to_i) then revusers[o.timestamp.to_i]=change_user(o) end
           end


@@ -477,7 +423,7 @@ class AmfController < ApplicationController
       # Remove any elements where 2 seconds doesn't elapse before next one
       revdates.delete_if { |d| revdates.include?(d+1) or revdates.include?(d+2) }
       # Collect all in one nested array
       # Remove any elements where 2 seconds doesn't elapse before next one
       revdates.delete_if { |d| revdates.include?(d+1) or revdates.include?(d+2) }
       # Collect all in one nested array

-      revdates.collect! {|d| [d.succ.strftime("%d %b %Y, %H:%M:%S")] + revusers[d.to_i] }
+      revdates.collect! {|d| [(d + 1).strftime("%d %b %Y, %H:%M:%S")] + revusers[d.to_i] }

       revdates.uniq!
 
       return ['way', wayid, revdates]
       revdates.uniq!
 
       return ['way', wayid, revdates]


@@ -490,8 +436,8 @@ class AmfController < ApplicationController
 
   def getnode_history(nodeid) #:doc:
     begin 
 
   def getnode_history(nodeid) #:doc:
     begin 

-      history = Node.find(nodeid).old_nodes.reverse.collect do |old_node|
-        [old_node.timestamp.succ.strftime("%d %b %Y, %H:%M:%S")] + change_user(old_node)
+      history = Node.find(nodeid).old_nodes.unredacted.reverse.collect do |old_node|
+        [(old_node.timestamp + 1).strftime("%d %b %Y, %H:%M:%S")] + change_user(old_node)

       end
       return ['node', nodeid, history]
     rescue ActiveRecord::RecordNotFound
       end
       return ['node', nodeid, history]
     rescue ActiveRecord::RecordNotFound


@@ -513,7 +459,7 @@ class AmfController < ApplicationController
     amf_handle_error_with_timeout("'findgpx'" ,nil,nil) do
       user = getuser(usertoken)
       if !user then return -1,"You must be logged in to search for GPX traces." end
     amf_handle_error_with_timeout("'findgpx'" ,nil,nil) do
       user = getuser(usertoken)
       if !user then return -1,"You must be logged in to search for GPX traces." end

-      unless user.active_blocks.empty? then return -1,t('application.setup_user_auth.blocked') end
+      if user.blocks.active.exists? then return -1,t('application.setup_user_auth.blocked') end

 
       query = Trace.visible_to(user)
       if searchterm.to_i > 0 then
 
       query = Trace.visible_to(user)
       if searchterm.to_i > 0 then


@@ -577,7 +523,7 @@ class AmfController < ApplicationController
     amf_handle_error("'putrelation' #{relid}" ,'relation',relid)  do
       user = getuser(usertoken)
       if !user then return -1,"You are not logged in, so the relation could not be saved." end
     amf_handle_error("'putrelation' #{relid}" ,'relation',relid)  do
       user = getuser(usertoken)
       if !user then return -1,"You are not logged in, so the relation could not be saved." end

-      unless user.active_blocks.empty? then return -1,t('application.setup_user_auth.blocked') end
+      if user.blocks.active.exists? then return -1,t('application.setup_user_auth.blocked') end

       if REQUIRE_TERMS_AGREED and user.terms_agreed.nil? then return -1,"You must accept the contributor terms before you can edit." end
 
       if !tags_ok(tags) then return -1,"One of the tags is invalid. Linux users may need to upgrade to Flash Player 10.1." end
       if REQUIRE_TERMS_AGREED and user.terms_agreed.nil? then return -1,"You must accept the contributor terms before you can edit." end
 
       if !tags_ok(tags) then return -1,"One of the tags is invalid. Linux users may need to upgrade to Flash Player 10.1." end


@@ -667,7 +613,7 @@ class AmfController < ApplicationController
   
       user = getuser(usertoken)
       if !user then return -1,"You are not logged in, so the way could not be saved." end
   
       user = getuser(usertoken)
       if !user then return -1,"You are not logged in, so the way could not be saved." end

-      unless user.active_blocks.empty? then return -1,t('application.setup_user_auth.blocked') end
+      if user.blocks.active.exists? then return -1,t('application.setup_user_auth.blocked') end

       if REQUIRE_TERMS_AGREED and user.terms_agreed.nil? then return -1,"You must accept the contributor terms before you can edit." end
 
       if pointlist.length < 2 then return -2,"Server error - way is only #{points.length} points long." end
       if REQUIRE_TERMS_AGREED and user.terms_agreed.nil? then return -1,"You must accept the contributor terms before you can edit." end
 
       if pointlist.length < 2 then return -2,"Server error - way is only #{points.length} points long." end


@@ -776,7 +722,7 @@ class AmfController < ApplicationController
     amf_handle_error("'putpoi' #{id}", 'node',id) do
       user = getuser(usertoken)
       if !user then return -1,"You are not logged in, so the point could not be saved." end
     amf_handle_error("'putpoi' #{id}", 'node',id) do
       user = getuser(usertoken)
       if !user then return -1,"You are not logged in, so the point could not be saved." end

-      unless user.active_blocks.empty? then return -1,t('application.setup_user_auth.blocked') end
+      if user.blocks.active.exists? then return -1,t('application.setup_user_auth.blocked') end

       if REQUIRE_TERMS_AGREED and user.terms_agreed.nil? then return -1,"You must accept the contributor terms before you can edit." end
 
       if !tags_ok(tags) then return -1,"One of the tags is invalid. Linux users may need to upgrade to Flash Player 10.1." end
       if REQUIRE_TERMS_AGREED and user.terms_agreed.nil? then return -1,"You must accept the contributor terms before you can edit." end
 
       if !tags_ok(tags) then return -1,"One of the tags is invalid. Linux users may need to upgrade to Flash Player 10.1." end


@@ -836,7 +782,7 @@ class AmfController < ApplicationController
       n = Node.find(id)
       v = n.version
       unless timestamp == ''
       n = Node.find(id)
       v = n.version
       unless timestamp == ''

-        n = OldNode.where("id = ? AND timestamp <= ?", id, timestamp).order("timestamp DESC").first
+        n = OldNode.where("node_id = ? AND timestamp <= ?", id, timestamp).unredacted.order("timestamp DESC").first

       end
 
       if n
       end
 
       if n


@@ -861,7 +807,7 @@ class AmfController < ApplicationController
     amf_handle_error("'deleteway' #{way_id}" ,'way', way_id) do
       user = getuser(usertoken)
       unless user then return -1,"You are not logged in, so the way could not be deleted." end
     amf_handle_error("'deleteway' #{way_id}" ,'way', way_id) do
       user = getuser(usertoken)
       unless user then return -1,"You are not logged in, so the way could not be deleted." end

-      unless user.active_blocks.empty? then return -1,t('application.setup_user_auth.blocked') end
+      if user.blocks.active.exists? then return -1,t('application.setup_user_auth.blocked') end

       if REQUIRE_TERMS_AGREED and user.terms_agreed.nil? then return -1,"You must accept the contributor terms before you can edit." end
       
       way_id = way_id.to_i
       if REQUIRE_TERMS_AGREED and user.terms_agreed.nil? then return -1,"You must accept the contributor terms before you can edit." end
       
       way_id = way_id.to_i


@@ -951,7 +897,7 @@ class AmfController < ApplicationController
   # ====================================================================
   # Alternative SQL queries for getway/whichways
 
   # ====================================================================
   # Alternative SQL queries for getway/whichways
 

-  def sql_find_ways_in_area(xmin,ymin,xmax,ymax)
+  def sql_find_ways_in_area(bbox)

     sql=<<-EOF
     SELECT DISTINCT current_ways.id AS wayid,current_ways.version AS version
       FROM current_way_nodes
     sql=<<-EOF
     SELECT DISTINCT current_ways.id AS wayid,current_ways.version AS version
       FROM current_way_nodes


@@ -959,12 +905,12 @@ class AmfController < ApplicationController
     INNER JOIN current_ways  ON current_ways.id =current_way_nodes.id
        WHERE current_nodes.visible=TRUE 
        AND current_ways.visible=TRUE 
     INNER JOIN current_ways  ON current_ways.id =current_way_nodes.id
        WHERE current_nodes.visible=TRUE 
        AND current_ways.visible=TRUE 

-       AND #{OSM.sql_for_area(ymin, xmin, ymax, xmax, "current_nodes.")}
+       AND #{OSM.sql_for_area(bbox, "current_nodes.")}

     EOF
     return ActiveRecord::Base.connection.select_all(sql).collect { |a| [a['wayid'].to_i,a['version'].to_i] }
   end
   
     EOF
     return ActiveRecord::Base.connection.select_all(sql).collect { |a| [a['wayid'].to_i,a['version'].to_i] }
   end
   

-  def sql_find_pois_in_area(xmin,ymin,xmax,ymax)
+  def sql_find_pois_in_area(bbox)

     pois=[]
     sql=<<-EOF
       SELECT current_nodes.id,current_nodes.latitude*0.0000001 AS lat,current_nodes.longitude*0.0000001 AS lon,current_nodes.version 
     pois=[]
     sql=<<-EOF
       SELECT current_nodes.id,current_nodes.latitude*0.0000001 AS lat,current_nodes.longitude*0.0000001 AS lon,current_nodes.version 


@@ -972,7 +918,7 @@ class AmfController < ApplicationController
        LEFT OUTER JOIN current_way_nodes cwn ON cwn.node_id=current_nodes.id 
        WHERE current_nodes.visible=TRUE
        AND cwn.id IS NULL
        LEFT OUTER JOIN current_way_nodes cwn ON cwn.node_id=current_nodes.id 
        WHERE current_nodes.visible=TRUE
        AND cwn.id IS NULL

-       AND #{OSM.sql_for_area(ymin, xmin, ymax, xmax, "current_nodes.")}
+       AND #{OSM.sql_for_area(bbox, "current_nodes.")}

     EOF
     ActiveRecord::Base.connection.select_all(sql).each do |row|
       poitags={}
     EOF
     ActiveRecord::Base.connection.select_all(sql).each do |row|
       poitags={}


@@ -984,7 +930,7 @@ class AmfController < ApplicationController
     pois
   end
   
     pois
   end
   

-  def sql_find_relations_in_area_and_ways(xmin,ymin,xmax,ymax,way_ids)
+  def sql_find_relations_in_area_and_ways(bbox,way_ids)

     # ** It would be more Potlatchy to get relations for nodes within ways
     #    during 'getway', not here
     sql=<<-EOF
     # ** It would be more Potlatchy to get relations for nodes within ways
     #    during 'getway', not here
     sql=<<-EOF


@@ -992,7 +938,7 @@ class AmfController < ApplicationController
       FROM current_relations cr
       INNER JOIN current_relation_members crm ON crm.id=cr.id 
       INNER JOIN current_nodes cn ON crm.member_id=cn.id AND crm.member_type='Node' 
       FROM current_relations cr
       INNER JOIN current_relation_members crm ON crm.id=cr.id 
       INNER JOIN current_nodes cn ON crm.member_id=cn.id AND crm.member_type='Node' 

-       WHERE #{OSM.sql_for_area(ymin, xmin, ymax, xmax, "cn.")}
+       WHERE #{OSM.sql_for_area(bbox, "cn.")}

       EOF
     unless way_ids.empty?
       sql+=<<-EOF
       EOF
     unless way_ids.empty?
       sql+=<<-EOF