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8930674adf
First try the default URI(), and if it fails relax the restrictions on the path component as a fallback.
36 lines
991 B
Ruby
36 lines
991 B
Ruby
module HTTP::Cookie::URIParser
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module_function
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# Regular Expression taken from RFC 3986 Appendix B
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URIREGEX = %r{
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\A
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(?: (?<scheme> [^:/?\#]+ ) : )?
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(?: // (?<authority> [^/?\#]* ) )?
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(?<path> [^?\#]* )
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(?: \? (?<query> [^\#]* ) )?
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(?: \# (?<fragment> .* ) )?
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\z
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}x
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# Escape RFC 3986 "reserved" characters minus valid characters for path
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# More specifically, gen-delims minus "/" / "?" / "#"
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def escape_path(path)
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path.sub(/\A[^?#]+/) { |p| p.gsub(/[:\[\]@]+/) { |r| CGI.escape(r) } }
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end
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# Parse a URI string or object, relaxing the constraints on the path component
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def parse(uri)
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URI(uri)
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rescue URI::InvalidURIError
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str = String.try_convert(uri) or
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raise ArgumentError, "bad argument (expected URI object or URI string)"
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m = URIREGEX.match(str) or raise
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path = m[:path]
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str[m.begin(:path)...m.end(:path)] = escape_path(path)
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uri = URI.parse(str)
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uri.__send__(:set_path, path)
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uri
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end
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end
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