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authorJari Vetoniemi <jari.vetoniemi@indooratlas.com>2020-03-16 18:49:26 +0900
committerJari Vetoniemi <jari.vetoniemi@indooratlas.com>2020-03-30 00:39:06 +0900
commitfcbf63e62c627deae76c1b8cb8c0876c536ed811 (patch)
tree64cb17de3f41a2b6fef2368028fbd00349946994 /jni/ruby/lib/rexml/dtd/entitydecl.rb
Fresh start
Diffstat (limited to 'jni/ruby/lib/rexml/dtd/entitydecl.rb')
-rw-r--r--jni/ruby/lib/rexml/dtd/entitydecl.rb56
1 files changed, 56 insertions, 0 deletions
diff --git a/jni/ruby/lib/rexml/dtd/entitydecl.rb b/jni/ruby/lib/rexml/dtd/entitydecl.rb
new file mode 100644
index 0000000..a9286b2
--- /dev/null
+++ b/jni/ruby/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