+require 'stringio'
+
# The Potlatch module provides helper functions for potlatch and its communication with the server
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'
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
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.getc # | 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
# [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={}
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
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]={}
# 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
}
end
+ # Read relations colours/styling
+ relcolours={}; relalphas={}; relwidths={}
+ 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
+ tag=$1
+ if ($2!='-') then relcolours[tag]=$2.hex end
+ if ($3!='-') then relalphas[tag]=$3.to_i end
+ if ($4!='-') then relwidths[tag]=$4.to_i end
+ end
+ }
+ end
+
+ # Read POI presets
+ icon_list=[]; icon_tags={};
+ File.open("#{Rails.root}/config/potlatch/icon_presets.txt") do |file|
+ file.each_line {|line|
+ (icon,tags)=line.chomp.split("\t")
+ icon_list.push(icon)
+ icon_tags[icon]=Hash[*tags.scan(/([^;=]+)=([^;=]+)/).flatten]
+ }
+ end
+ icon_list.reverse!
+
# Read auto-complete
autotags={}; autotags['point']={}; autotags['way']={}; autotags['POI']={};
- File.open("#{RAILS_ROOT}/config/potlatch/autocomplete.txt") do |file|
+ File.open("#{Rails.root}/config/potlatch/autocomplete.txt") do |file|
file.each_line {|line|
t=line.chomp
- if (t=~/^(\w+)\/(\w+)\s+(.+)$/) 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
}
end
- [presets,presetmenus,presetnames,colours,casing,areas,autotags]
+ [presets,presetmenus,presetnames,colours,casing,areas,autotags,relcolours,relalphas,relwidths,icon_list,{},icon_tags]
end
end