148 lines
2.5 KiB
Ruby
148 lines
2.5 KiB
Ruby
# XSD4R - XMLScan XML parser library.
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# Copyright (C) 2002, 2003 NAKAMURA, Hiroshi <nahi@ruby-lang.org>.
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# This program is copyrighted free software by NAKAMURA, Hiroshi. You can
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# redistribute it and/or modify it under the same terms of Ruby's license;
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# either the dual license version in 2003, or any later version.
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require 'xsd/xmlparser'
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require 'xmlscan/scanner'
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module XSD
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module XMLParser
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class XMLScanner < XSD::XMLParser::Parser
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include XMLScan::Visitor
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def do_parse(string_or_readable)
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@attrs = {}
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@curattr = nil
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@scanner = XMLScan::XMLScanner.new(self)
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@scanner.kcode = ::XSD::Charset.charset_str(charset) if charset
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@scanner.parse(string_or_readable)
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end
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def scanner_kcode=(charset)
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@scanner.kcode = ::XSD::Charset.charset_str(charset) if charset
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self.xmldecl_encoding = charset
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end
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ENTITY_REF_MAP = {
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'lt' => '<',
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'gt' => '>',
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'amp' => '&',
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'quot' => '"',
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'apos' => '\''
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}
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def parse_error(msg)
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raise ParseError.new(msg)
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end
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def wellformed_error(msg)
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raise NotWellFormedError.new(msg)
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end
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def valid_error(msg)
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raise NotValidError.new(msg)
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end
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def warning(msg)
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p msg if $DEBUG
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end
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# def on_xmldecl; end
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def on_xmldecl_version(str)
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# 1.0 expected.
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end
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def on_xmldecl_encoding(str)
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self.scanner_kcode = str
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end
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# def on_xmldecl_standalone(str); end
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# def on_xmldecl_other(name, value); end
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# def on_xmldecl_end; end
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# def on_doctype(root, pubid, sysid); end
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# def on_prolog_space(str); end
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# def on_comment(str); end
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# def on_pi(target, pi); end
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def on_chardata(str)
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characters(str)
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end
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# def on_cdata(str); end
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def on_etag(name)
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end_element(name)
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end
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def on_entityref(ref)
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characters(ENTITY_REF_MAP[ref])
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end
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def on_charref(code)
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characters([code].pack('U'))
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end
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def on_charref_hex(code)
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on_charref(code)
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end
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# def on_start_document; end
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# def on_end_document; end
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def on_stag(name)
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@attrs = {}
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end
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def on_attribute(name)
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@attrs[name] = @curattr = ''
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end
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def on_attr_value(str)
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@curattr << str
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end
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def on_attr_entityref(ref)
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@curattr << ENTITY_REF_MAP[ref]
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end
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def on_attr_charref(code)
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@curattr << [code].pack('U')
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end
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def on_attr_charref_hex(code)
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on_attr_charref(code)
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end
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# def on_attribute_end(name); end
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def on_stag_end_empty(name)
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on_stag_end(name)
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on_etag(name)
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end
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def on_stag_end(name)
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start_element(name, @attrs)
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end
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add_factory(self)
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end
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end
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end
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