]> git.openstreetmap.org Git - rails.git/blobdiff - app/controllers/amf_controller.rb
Tidy up the stylesheets
[rails.git] / app / controllers / amf_controller.rb
index 9c9228a7a24dbb34e8045fcb0ea8625e2545ec7e..139a7a65078058ac2a791161c9797faf72a1e9e8 100644 (file)
 # * version conflict when POIs and ways are reverted
 
 class AmfController < ApplicationController
-  require 'stringio'
-
   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.
-  # ** FIXME: refactor to reduce duplication of code across read/write
   
   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            #  |
-      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)
+      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
-      }
+        
+        result
+      end
     else
       render :nothing => true, :status => :method_not_allowed
     end
@@ -103,56 +74,35 @@ class AmfController < ApplicationController
 
   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
-
-      bodies=AMF.getint(req)          # Read number of bodies
+      renumberednodes = {}              # Shared across repeated putways
+      renumberedways = {}               # Shared across repeated putways
+      err = false                       # Abort batch on error
 
       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
+      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
-          output.write(result)
+
+          err = true if result[0] == -3  # If a conflict is detected, don't execute any more writes
         end
-      }
+
+        result
+      end
     else
       render :nothing => true, :status => :method_not_allowed
     end
@@ -178,7 +128,7 @@ class AmfController < ApplicationController
 
   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
@@ -312,15 +262,17 @@ class AmfController < ApplicationController
 
       # 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
-        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
-        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] }
@@ -352,9 +304,11 @@ class AmfController < ApplicationController
 
       # 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]
@@ -951,7 +905,7 @@ class AmfController < ApplicationController
   # ====================================================================
   # 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
@@ -959,12 +913,12 @@ 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 
-       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
   
-  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 
@@ -972,7 +926,7 @@ 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
-       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={}
@@ -984,7 +938,7 @@ class AmfController < ApplicationController
     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
@@ -992,7 +946,7 @@ 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' 
-       WHERE #{OSM.sql_for_area(ymin, xmin, ymax, xmax, "cn.")}
+       WHERE #{OSM.sql_for_area(bbox, "cn.")}
       EOF
     unless way_ids.empty?
       sql+=<<-EOF