From 0dc342de848a642ecce8db697b8fecd83a63e117 Mon Sep 17 00:00:00 2001
From: yugui <yugui@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 25 Aug 2008 15:02:05 +0000
Subject: added tag v1_9_0_4

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/tags/v1_9_0_4@18845 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 trunk/lib/rexml/dtd/entitydecl.rb | 56 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 56 insertions(+)
 create mode 100644 trunk/lib/rexml/dtd/entitydecl.rb

(limited to 'trunk/lib/rexml/dtd/entitydecl.rb')

diff --git a/trunk/lib/rexml/dtd/entitydecl.rb b/trunk/lib/rexml/dtd/entitydecl.rb
new file mode 100644
index 0000000000..a5f1520f2b
--- /dev/null
+++ b/trunk/lib/rexml/dtd/entitydecl.rb
@@ -0,0 +1,56 @@
+require "rexml/child"
+module REXML
+	module DTD
+		class EntityDecl < Child
+			START = "<!ENTITY"
+			START_RE = /^\s*#{START}/um
+			PUBLIC = /^\s*#{START}\s+(?:%\s+)?(\w+)\s+PUBLIC\s+((["']).*?\3)\s+((["']).*?\5)\s*>/um
+			SYSTEM = /^\s*#{START}\s+(?:%\s+)?(\w+)\s+SYSTEM\s+((["']).*?\3)(?:\s+NDATA\s+\w+)?\s*>/um
+			PLAIN = /^\s*#{START}\s+(\w+)\s+((["']).*?\3)\s*>/um
+			PERCENT = /^\s*#{START}\s+%\s+(\w+)\s+((["']).*?\3)\s*>/um
+			# <!ENTITY name SYSTEM "...">
+			# <!ENTITY name "...">
+			def initialize src
+				super()
+				md = nil
+				if src.match( PUBLIC )
+					md = src.match( PUBLIC, true )
+					@middle = "PUBLIC"
+					@content = "#{md[2]} #{md[4]}"
+				elsif src.match( SYSTEM )
+					md = src.match( SYSTEM, true )
+					@middle = "SYSTEM"
+					@content = md[2]
+				elsif src.match( PLAIN )
+					md = src.match( PLAIN, true )
+					@middle = ""
+					@content = md[2]
+				elsif src.match( PERCENT )
+					md = src.match( PERCENT, true )
+					@middle = ""
+					@content = md[2]
+				end
+				raise ParseException.new("failed Entity match", src) if md.nil?
+				@name = md[1]
+			end
+
+			def to_s
+				rv = "<!ENTITY #@name "
+				rv << "#@middle " if @middle.size > 0
+				rv << @content
+				rv
+			end
+
+			def write( output, indent )
+        indent( output, indent )
+				output << to_s
+			end
+
+			def EntityDecl.parse_source source, listener
+				md = source.match( PATTERN_RE, true )
+				thing = md[0].squeeze(" \t\n\r")
+				listener.send inspect.downcase, thing 
+			end
+		end
+	end
+end
-- 
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