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