/usr/lib/ruby/1.8/mechanize/chain/uri_resolver.rb is in libwww-mechanize-ruby1.8 1.0.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 | class Mechanize
class Chain
class URIResolver
include Mechanize::Handler
def initialize(scheme_handlers)
@scheme_handlers = scheme_handlers
end
def handle(ctx, params)
raise ArgumentError.new('uri must be specified') unless params[:uri]
params[:uri] = params[:uri].dup if params[:uri].is_a?(URI)
uri = params[:uri]
referer = params[:referer]
unless uri.is_a?(URI)
uri = uri.to_s.strip.gsub(/[^#{0.chr}-#{126.chr}]/) { |match|
if RUBY_VERSION >= "1.9.0"
CGI.escape(match)
else
sprintf('%%%X', match.unpack($KCODE == 'UTF8' ? 'U' : 'c')[0])
end
}
escaped_uri = Util.html_unescape(
uri.split(/(?:%[0-9A-Fa-f]{2})+|#/).zip(
uri.scan(/(?:%[0-9A-Fa-f]{2})+|#/)
).map { |x,y|
"#{URI.escape(x)}#{y}"
}.join('')
)
begin
uri = URI.parse(escaped_uri)
rescue
uri = URI.parse(URI.escape(escaped_uri))
end
end
uri = @scheme_handlers[
uri.relative? ? 'relative' : uri.scheme.downcase
].call(uri, params[:referer])
if params[:referer] && params[:referer].uri
if uri.path.length == 0 && uri.relative?
uri.path = params[:referer].uri.path
end
end
uri.path = '/' if uri.path.length == 0
if uri.relative?
raise 'need absolute URL' unless referer && referer.uri
base = nil
if referer.respond_to?(:bases) && referer.parser
base = referer.bases.last
end
uri = ((base && base.uri && base.uri.absolute?) ?
base.uri :
referer.uri) + uri
uri = referer.uri + uri
# Strip initial "/.." bits from the path
uri.path.sub!(/^(\/\.\.)+(?=\/)/, '')
end
unless ['http', 'https', 'file'].include?(uri.scheme.downcase)
raise "unsupported scheme: #{uri.scheme}"
end
params[:uri] = uri
super
end
end
end
end
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