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author(no author) <(no author)@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2004-02-17 14:51:40 +0000
committer(no author) <(no author)@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2004-02-17 14:51:40 +0000
commit3e88efe3df5daf41ed98b4630ece94be009e54ec (patch)
tree4a8e0f79308a5aef70e0422eb5593970f46e6b34 /lib/rss/rexmlparser.rb
parent3b72c2d8d918cb2f83aae29667587f9b16719164 (diff)
This commit was manufactured by cvs2svn to create branch 'ruby_1_8'.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@5754 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'lib/rss/rexmlparser.rb')
-rw-r--r--lib/rss/rexmlparser.rb47
1 files changed, 47 insertions, 0 deletions
diff --git a/lib/rss/rexmlparser.rb b/lib/rss/rexmlparser.rb
new file mode 100644
index 0000000000..13ab0e277b
--- /dev/null
+++ b/lib/rss/rexmlparser.rb
@@ -0,0 +1,47 @@
+require "rexml/document"
+require "rexml/streamlistener"
+
+/\A(\d+)\.(\d+)(?:\.\d+)+\z/ =~ REXML::Version
+if ([$1.to_i, $2.to_i] <=> [2, 5]) < 0
+ raise LoadError, "needs REXML 2.5 or later (#{REXML::Version})"
+end
+
+module RSS
+
+ class REXMLParser < BaseParser
+
+ private
+
+ def listener
+ REXMLListener
+ end
+
+ 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 REXMLListener < 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