1 files changed, 140 insertions, 0 deletions
diff --git a/ruby_1_8_5/lib/xsd/ns.rb b/ruby_1_8_5/lib/xsd/ns.rb
new file mode 100644
index 0000000000..53eeae7130
--- /dev/null
+++ b/ruby_1_8_5/lib/xsd/ns.rb
@@ -0,0 +1,140 @@
+# XSD4R - XML Schema Namespace library
+# Copyright (C) 2000-2003, 2005  NAKAMURA, Hiroshi <nahi@ruby-lang.org>.
+
+# This program is copyrighted free software by NAKAMURA, Hiroshi.  You can
+# redistribute it and/or modify it under the same terms of Ruby's license;
+# either the dual license version in 2003, or any later version.
+
+
+require 'xsd/datatypes'
+
+
+module XSD
+
+
+class NS
+  class Assigner
+    def initialize
+      @count = 0
+    end
+
+    def assign(ns)
+      @count += 1
+      "n#{@count}"
+    end
+  end
+
+  attr_reader :default_namespace
+
+  class FormatError < Error; end
+
+public
+
+  def initialize(tag2ns = {})
+    @tag2ns = tag2ns
+    @assigner = nil
+    @ns2tag = {}
+    @tag2ns.each do |tag, ns|
+      @ns2tag[ns] = tag
+    end
+    @default_namespace = nil
+  end
+
+  def assign(ns, tag = nil)
+    if (tag == '')
+      @default_namespace = ns
+      tag
+    else
+      @assigner ||= Assigner.new
+      tag ||= @assigner.assign(ns)
+      @ns2tag[ns] = tag
+      @tag2ns[tag] = ns
+      tag
+    end
+  end
+
+  def assigned?(ns)
+    @default_namespace == ns or @ns2tag.key?(ns)
+  end
+
+  def assigned_tag?(tag)
+    @tag2ns.key?(tag)
+  end
+
+  def clone_ns
+    cloned = NS.new(@tag2ns.dup)
+    cloned.assigner = @assigner
+    cloned.assign(@default_namespace, '') if @default_namespace
+    cloned
+  end
+
+  def name(name)
+    if (name.namespace == @default_namespace)
+      name.name
+    elsif @ns2tag.key?(name.namespace)
+      "#{@ns2tag[name.namespace]}:#{name.name}"
+    else
+      raise FormatError.new("namespace: #{name.namespace} not defined yet")
+    end
+  end
+
+  def compare(ns, name, rhs)
+    if (ns == @default_namespace)
+      return true if (name == rhs)
+    end
+    @tag2ns.each do |assigned_tag, assigned_ns|
+      if assigned_ns == ns && "#{assigned_tag}:#{name}" == rhs
+	return true
+      end
+    end
+    false
+  end
+
+  # $1 and $2 are necessary.
+  ParseRegexp = Regexp.new('^([^:]+)(?::(.+))?$')
+
+  def parse(str, local = false)
+    if ParseRegexp =~ str
+      if (name = $2) and (ns = @tag2ns[$1])
+        return XSD::QName.new(ns, name)
+      end
+    end
+    XSD::QName.new(local ? nil : @default_namespace, str)
+  end
+
+  # For local attribute key parsing
+  #   <foo xmlns="urn:a" xmlns:n1="urn:a" bar="1" n1:baz="2" />
+  #     =>
+  #   {}bar, {urn:a}baz
+  def parse_local(elem)
+    ParseRegexp =~ elem
+    if $2
+      ns = @tag2ns[$1]
+      name = $2
+      if !ns
+	raise FormatError.new("unknown namespace qualifier: #{$1}")
+      end
+    elsif $1
+      ns = nil
+      name = $1
+    else
+      raise FormatError.new("illegal element format: #{elem}")
+    end
+    XSD::QName.new(ns, name)
+  end
+
+  def each_ns
+    @ns2tag.each do |ns, tag|
+      yield(ns, tag)
+    end
+  end
+
+protected
+
+  def assigner=(assigner)
+    @assigner = assigner
+  end
+end
+
+
+end