X-Git-Url: https://git.openstreetmap.org/rails.git/blobdiff_plain/db66d47e42bc267670ef00b3b2611b4b53cb40e9..753c179085b37635897121605dda867acc19a4a5:/lib/potlatch.rb?ds=sidebyside

diff --git a/lib/potlatch.rb b/lib/potlatch.rb
index 4dfba12ef..35a60dfbb 100644
--- a/lib/potlatch.rb
+++ b/lib/potlatch.rb
@@ -1,3 +1,5 @@
+require 'stringio'
+
 # The Potlatch module provides helper functions for potlatch and its communication with the server
 module Potlatch
 
@@ -6,18 +8,20 @@ module Potlatch
     
     # Return two-byte integer
     def self.getint(s) 
-      s.getc*256+s.getc
+      s.getbyte*256+s.getbyte
     end
 
     # Return four-byte long
     def self.getlong(s) 
-      ((s.getc*256+s.getc)*256+s.getc)*256+s.getc
+      ((s.getbyte*256+s.getbyte)*256+s.getbyte)*256+s.getbyte
     end
 
     # Return string with two-byte length 
     def self.getstring(s) 
-      len=s.getc*256+s.getc
-      s.read(len)
+      len=s.getbyte*256+s.getbyte
+      str=s.read(len)
+      str.force_encoding("UTF-8") if str.respond_to?("force_encoding")
+      str
     end
 
     # Return eight-byte double-precision float 
@@ -43,23 +47,23 @@ module Potlatch
         if (key=='') then break end
         arr[key]=getvalue(s)
       end
-      s.getc		# skip the 9 'end of object' value
+      s.getbyte		# skip the 9 'end of object' value
       arr
     end
 
     # Parse and get value
     def self.getvalue(s) 
-      case s.getc
+      case s.getbyte
       when 0;	return getdouble(s)			# number
-      when 1;	return s.getc				# boolean
+      when 1;	return s.getbyte			# boolean
       when 2;	return getstring(s)			# string
       when 3;	return getobject(s)			# object/hash
-      when 5;	return nil					# null
-      when 6;	return nil					# undefined
-      when 8;	s.read(4)					# mixedArray
-        return getobject(s)			#  |
-      when 10;return getarray(s)			# array
-      else;	return nil					# error
+      when 5;	return nil				# null
+      when 6;	return nil				# undefined
+      when 8;	s.read(4)				# mixedArray
+                return getobject(s)			#  |
+      when 10;  return getarray(s)			# array
+      else;	return nil				# error
       end
     end
 
@@ -83,7 +87,7 @@ module Potlatch
       when 'Hash'
         a=3.chr
         n.each do |k,v|
-          a+=encodestring(k)+encodevalue(v)
+          a+=encodestring(k.to_s)+encodevalue(v)
         end
         a+0.chr+0.chr+9.chr
       when 'String'
@@ -92,13 +96,18 @@ module Potlatch
         0.chr+encodedouble(n)
       when 'NilClass'
         5.chr
+	  when 'TrueClass'
+        0.chr+encodedouble(1)
+	  when 'FalseClass'
+        0.chr+encodedouble(0)
       else
-        RAILS_DEFAULT_LOGGER.error("Unexpected Ruby type for AMF conversion: "+n.class.to_s)
+        Rails.logger.error("Unexpected Ruby type for AMF conversion: "+n.class.to_s)
       end
     end
 
     # Encode string with two-byte length
-    def self.encodestring(n) 
+    def self.encodestring(n)
+      n=n.dup.force_encoding("ASCII-8BIT")
       a,b=n.size.divmod(256)
       a.chr+b.chr+n
     end
@@ -115,6 +124,48 @@ module Potlatch
 
   end
 
+  # The Dispatcher class handles decoding a series of RPC calls
+  # from the request, dispatching them, and encoding the response
+  class Dispatcher
+    def initialize(request, &block)
+      # Get stream for request data
+      @request = StringIO.new(request + 0.chr)
+
+      # Skip version indicator and client ID
+      @request.read(2)
+
+      # Skip headers
+      AMF.getint(@request).times do     # Read number of headers and loop
+        AMF.getstring(@request)         #  | skip name
+        req.getbyte                     #  | skip boolean
+        AMF.getvalue(@request)          #  | skip value
+      end
+
+      # Capture the dispatch routine
+      @dispatch = Proc.new
+    end
+
+    def each(&block)
+      # Read number of message bodies
+      bodies = AMF.getint(@request)
+
+      # Output response header
+      a,b = bodies.divmod(256)
+      yield 0.chr + 0.chr + 0.chr + 0.chr + a.chr + b.chr
+
+      # Process the bodies
+      bodies.times do                     # Read each body
+        name = AMF.getstring(@request)    #  | get message name
+        index = AMF.getstring(@request)   #  | get index in response sequence
+        bytes = AMF.getlong(@request)     #  | get total size in bytes
+        args = AMF.getvalue(@request)     #  | get response (probably an array)
+
+        result = @dispatch.call(name, *args)
+
+        yield AMF.putdata(index, result)
+      end
+    end
+  end
 
   # The Potlatch class is a helper for Potlatch
   class Potlatch
@@ -126,7 +177,7 @@ module Potlatch
     #				[3] colours, [4] casing, [5] areas, [6] autotags
     #				(all hashes)
     def self.get_presets
-      RAILS_DEFAULT_LOGGER.info("  Message: getpresets")
+      Rails.logger.info("  Message: getpresets")
 
       # Read preset menus
       presets={}
@@ -135,7 +186,7 @@ module Potlatch
       presettype=''
       presetcategory=''
       #	StringIO.open(txt) do |file|
-      File.open("#{RAILS_ROOT}/config/potlatch/presets.txt") do |file|
+      File.open("#{Rails.root}/config/potlatch/presets.txt") do |file|
         file.each_line {|line|
           t=line.chomp
           if (t=~/(\w+)\/(\w+)/) then
@@ -143,7 +194,7 @@ module Potlatch
             presetcategory=$2
             presetmenus[presettype].push(presetcategory)
             presetnames[presettype][presetcategory]=["(no preset)"]
-          elsif (t=~/^(.+):\s?(.+)$/) then
+          elsif (t=~/^([\w\s]+):\s?(.+)$/) then
             pre=$1; kv=$2
             presetnames[presettype][presetcategory].push(pre)
             presets[pre]={}
@@ -156,7 +207,7 @@ module Potlatch
 
       # Read colours/styling
       colours={}; casing={}; areas={}
-      File.open("#{RAILS_ROOT}/config/potlatch/colours.txt") do |file|
+      File.open("#{Rails.root}/config/potlatch/colours.txt") do |file|
         file.each_line {|line|
           t=line.chomp
           if (t=~/(\w+)\s+([^\s]+)\s+([^\s]+)\s+([^\s]+)/) then
@@ -170,7 +221,7 @@ module Potlatch
 
       # Read relations colours/styling
       relcolours={}; relalphas={}; relwidths={}
-      File.open("#{RAILS_ROOT}/config/potlatch/relation_colours.txt") do |file|
+      File.open("#{Rails.root}/config/potlatch/relation_colours.txt") do |file|
         file.each_line {|line|
           t=line.chomp
           if (t=~/(\w+)\s+([^\s]+)\s+([^\s]+)\s+([^\s]+)/) then
@@ -182,12 +233,23 @@ module Potlatch
         }
       end
 
+      # Read POI presets
+      icon_list=[]; icon_tags={};
+      File.open("#{Rails.root}/config/potlatch/icon_presets.txt") do |file|
+        file.each_line {|line|
+          (icon,tags)=line.chomp.split("\t")
+          icon_list.push(icon)
+          icon_tags[icon]=Hash[*tags.scan(/([^;=]+)=([^;=]+)/).flatten]
+        }
+      end
+      icon_list.reverse!
+      
       # Read auto-complete
       autotags={}; autotags['point']={}; autotags['way']={}; autotags['POI']={};
-      File.open("#{RAILS_ROOT}/config/potlatch/autocomplete.txt") do |file|
+      File.open("#{Rails.root}/config/potlatch/autocomplete.txt") do |file|
         file.each_line {|line|
           t=line.chomp
-          if (t=~/^(\w+)\/(\w+)\s+(.+)$/) then
+          if (t=~/^([\w:]+)\/(\w+)\s+(.+)$/) then
             tag=$1; type=$2; values=$3
             if values=='-' then autotags[type][tag]=[]
             else autotags[type][tag]=values.split(',').sort.reverse end
@@ -195,7 +257,7 @@ module Potlatch
         }
       end
 
-      [presets,presetmenus,presetnames,colours,casing,areas,autotags,relcolours,relalphas,relwidths]
+      [presets,presetmenus,presetnames,colours,casing,areas,autotags,relcolours,relalphas,relwidths,icon_list,{},icon_tags]
     end
   end