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-rw-r--r--lib/rss/rexmlparser.rb43
1 files changed, 43 insertions, 0 deletions
diff --git a/lib/rss/rexmlparser.rb b/lib/rss/rexmlparser.rb
new file mode 100644
index 0000000000..b3d801597a
--- /dev/null
+++ b/lib/rss/rexmlparser.rb
@@ -0,0 +1,43 @@
+require "rexml/document"
+require "rexml/streamlistener"
+
+/\A(\d+)\.(\d+).\d+\z/ =~ REXML::Version
+if $1.to_i < 2 or ($1.to_i == 2 and $2.to_i < 5)
+ raise LoadError
+end
+
+module RSS
+
+ class Parser < BaseParser
+
+ private
+ def _parse
+ begin
+ REXML::Document.parse_stream(@rss, @listener)
+ rescue RuntimeError => e
+ raise NotWellFormedError.new{e.message}
+ rescue REXML::ParseException => e
+ context = e.context
+ line = context[0] if context
+ raise NotWellFormedError.new(line){e.message}
+ end
+ end
+
+ end
+
+ class Listener < BaseListener
+
+ include REXML::StreamListener
+ include ListenerMixin
+
+
+ def xmldecl(version, encoding, standalone)
+ super
+ # Encoding is converted to UTF-8 when REXML parse XML.
+ @encoding = 'UTF-8'
+ end
+
+ alias_method(:cdata, :text)
+ end
+
+end