Module WEBrick::HTTPUtils
In: webrick/httputils.rb

Methods

Classes and Modules

Class WEBrick::HTTPUtils::FormData

Constants

DefaultMimeTypes = { "ai" => "application/postscript", "asc" => "text/plain", "avi" => "video/x-msvideo", "bin" => "application/octet-stream", "bmp" => "image/bmp", "class" => "application/octet-stream", "cer" => "application/pkix-cert", "crl" => "application/pkix-crl", "crt" => "application/x-x509-ca-cert", #"crl" => "application/x-pkcs7-crl", "css" => "text/css", "dms" => "application/octet-stream", "doc" => "application/msword", "dvi" => "application/x-dvi", "eps" => "application/postscript", "etx" => "text/x-setext", "exe" => "application/octet-stream", "gif" => "image/gif", "htm" => "text/html", "html" => "text/html", "jpe" => "image/jpeg", "jpeg" => "image/jpeg", "jpg" => "image/jpeg", "lha" => "application/octet-stream", "lzh" => "application/octet-stream", "mov" => "video/quicktime", "mpe" => "video/mpeg", "mpeg" => "video/mpeg", "mpg" => "video/mpeg", "pbm" => "image/x-portable-bitmap", "pdf" => "application/pdf", "pgm" => "image/x-portable-graymap", "png" => "image/png", "pnm" => "image/x-portable-anymap", "ppm" => "image/x-portable-pixmap", "ppt" => "application/vnd.ms-powerpoint", "ps" => "application/postscript", "qt" => "video/quicktime", "ras" => "image/x-cmu-raster", "rb" => "text/plain", "rd" => "text/plain", "rtf" => "application/rtf", "sgm" => "text/sgml", "sgml" => "text/sgml", "tif" => "image/tiff", "tiff" => "image/tiff", "txt" => "text/plain", "xbm" => "image/x-xbitmap", "xls" => "application/vnd.ms-excel", "xml" => "text/xml", "xpm" => "image/x-xpixmap", "xwd" => "image/x-xwindowdump", "zip" => "application/zip", }  
UNESCAPED = _make_regex(control+space+delims+unwise+nonascii)
UNESCAPED_FORM = _make_regex(reserved+control+delims+unwise+nonascii)
NONASCII = _make_regex(nonascii)
ESCAPED = /%([0-9a-fA-F]{2})/
UNESCAPED_PCHAR = _make_regex!(unreserved+":@&=+$,")

Public Instance methods

[Source]

# File webrick/httputils.rb, line 360
    def _escape(str, regex) str.gsub(regex){ "%%%02X" % $1[0] } end

[Source]

# File webrick/httputils.rb, line 358
    def _make_regex(str) /([#{Regexp.escape(str)}])/n end
    def _make_regex!(str) /([^#{Regexp.escape(str)}])/n end
    def _escape(str, regex) str.gsub(regex){ "%%%02X" % $1[0] } end
    def _unescape(str, regex) str.gsub(regex){ $1.hex.chr } end

    UNESCAPED = _make_regex(control+space+delims+unwise+nonascii)
    UNESCAPED_FORM = _make_regex(reserved+control+delims+unwise+nonascii)
    NONASCII  = _make_regex(nonascii)
    ESCAPED   = /%([0-9a-fA-F]{2})/
    UNESCAPED_PCHAR = _make_regex!(unreserved+":@&=+$,")

    def escape(str)
      _escape(str, UNESCAPED)
    end

    def unescape(str)
      _unescape(str, ESCAPED)
    end

    def escape_form(str)
      ret = _escape(str, UNESCAPED_FORM)
      ret.gsub!(/ /, "+")
      ret
    end

    def unescape_form(str)
      _unescape(str.gsub(/\+/, " "), ESCAPED)
    end

    def escape_path(str)
      result = ""
      str.scan(%r{/([^/]*)}).each{|i|
        result << "/" << _escape(i[0], UNESCAPED_PCHAR)
      }
      return result
    end

    def escape8bit(str)
      _escape(str, NONASCII)
    end
  end
end

[Source]

# File webrick/httputils.rb, line 359
    def _make_regex!(str) /([^#{Regexp.escape(str)}])/n end
    def _escape(str, regex) str.gsub(regex){ "%%%02X" % $1[0] } end
    def _unescape(str, regex) str.gsub(regex){ $1.hex.chr } end

    UNESCAPED = _make_regex(control+space+delims+unwise+nonascii)
    UNESCAPED_FORM = _make_regex(reserved+control+delims+unwise+nonascii)
    NONASCII  = _make_regex(nonascii)
    ESCAPED   = /%([0-9a-fA-F]{2})/
    UNESCAPED_PCHAR = _make_regex!(unreserved+":@&=+$,")

    def escape(str)
      _escape(str, UNESCAPED)
    end

    def unescape(str)
      _unescape(str, ESCAPED)
    end

    def escape_form(str)
      ret = _escape(str, UNESCAPED_FORM)
      ret.gsub!(/ /, "+")
      ret
    end

    def unescape_form(str)
      _unescape(str.gsub(/\+/, " "), ESCAPED)
    end

    def escape_path(str)
      result = ""
      str.scan(%r{/([^/]*)}).each{|i|
        result << "/" << _escape(i[0], UNESCAPED_PCHAR)
      }
      return result
    end

    def escape8bit(str)
      _escape(str, NONASCII)
    end
  end

[Source]

# File webrick/httputils.rb, line 361
    def _unescape(str, regex) str.gsub(regex){ $1.hex.chr } end

[Source]

# File webrick/httputils.rb, line 197
    def dequote(str)
      ret = (/\A"(.*)"\Z/ =~ str) ? $1 : str.dup
      ret.gsub!(/\\(.)/, "\\1")
      ret
    end

[Source]

# File webrick/httputils.rb, line 369
    def escape(str)
      _escape(str, UNESCAPED)
    end

[Source]

# File webrick/httputils.rb, line 395
    def escape8bit(str)
      _escape(str, NONASCII)
    end

[Source]

# File webrick/httputils.rb, line 377
    def escape_form(str)
      ret = _escape(str, UNESCAPED_FORM)
      ret.gsub!(/ /, "+")
      ret
    end

[Source]

# File webrick/httputils.rb, line 387
    def escape_path(str)
      result = ""
      str.scan(%r{/([^/]*)}).each{|i|
        result << "/" << _escape(i[0], UNESCAPED_PCHAR)
      }
      return result
    end

Load Apache compatible mime.types file.

[Source]

# File webrick/httputils.rb, line 101
    def load_mime_types(file)
      open(file){ |io|
        hash = Hash.new
        io.each{ |line|
          next if /^#/ =~ line
          line.chomp!
          mimetype, ext0 = line.split(/\s+/, 2)
          next unless ext0   
          next if ext0.empty?
          ext0.split(/\s+/).each{ |ext| hash[ext] = mimetype }
        }
        hash
      }
    end

[Source]

# File webrick/httputils.rb, line 117
    def mime_type(filename, mime_tab)
      suffix1 = (/\.(\w+)$/ =~ filename && $1.downcase)
      suffix2 = (/\.(\w+)\.[\w\-]+$/ =~ filename && $1.downcase)
      mime_tab[suffix1] || mime_tab[suffix2] || "application/octet-stream"
    end

[Source]

# File webrick/httputils.rb, line 21
    def normalize_path(path)
      raise "abnormal path `#{path}'" if path[0] != ?/
      ret = path.dup

      ret.gsub!(%r{/+}o, '/')                    # //      => /
      while ret.sub!(%r{/\.(/|\Z)}o, '/'); end   # /.      => /
      begin                                      # /foo/.. => /foo
        match = ret.sub!(%r{/([^/]+)/\.\.(/|\Z)}o){
          if $1 == ".."
            raise "abnormal path `#{path}'"
          else
            "/"
          end
        }
      end while match

      raise "abnormal path `#{path}'" if %r{/\.\.(/|\Z)} =~ ret
      ret
    end

[Source]

# File webrick/httputils.rb, line 314
    def parse_form_data(io, boundary)
      boundary_regexp = /\A--#{boundary}(--)?#{CRLF}\z/
      form_data = Hash.new
      return form_data unless io
      data = nil
      io.each{|line|
        if boundary_regexp =~ line
          if data
            data.chop!
            key = data.name
            if form_data.has_key?(key)
              form_data[key].append_data(data)
            else
              form_data[key] = data 
            end
          end
          data = FormData.new
          next
        else
          if data
            data << line
          end
        end
      }
      return form_data
    end

[Source]

# File webrick/httputils.rb, line 126
    def parse_header(raw)
      header = Hash.new([].freeze)
      field = nil
      raw.each{|line|
        case line
        when /^([A-Za-z0-9!\#$%&'*+\-.^_`|~]+):\s*(.*?)\s*\z/om
          field, value = $1, $2
          field.downcase!
          header[field] = [] unless header.has_key?(field)
          header[field] << value
        when /^\s+(.*?)\s*\z/om
          value = $1
          unless field
            raise "bad header '#{line.inspect}'."
          end
          header[field][-1] << " " << value
        else
          raise "bad header '#{line.inspect}'."
        end
      }
      header.each{|key, values|
        values.each{|value|
          value.strip!
          value.gsub!(/\s+/, " ")
        }
      }
      header
    end

[Source]

# File webrick/httputils.rb, line 293
    def parse_query(str)
      query = Hash.new
      if str
        str.split(/[&;]/).each{|x|
          next if x.empty? 
          key, val = x.split(/=/,2)
          key = unescape_form(key)
          val = unescape_form(val.to_s)
          val = FormData.new(val)
          val.name = key
          if query.has_key?(key)
            query[key].append_data(val)
            next
          end
          query[key] = val
        }
      end
      query
    end

[Source]

# File webrick/httputils.rb, line 177
    def parse_qvalues(value)
      tmp = []
      if value
        parts = value.split(/,\s*/)
        parts.each {|part|
          if m = %r{^([^\s,]+?)(?:;\s*q=(\d+(?:\.\d+)?))?$}.match(part)
            val = m[1]
            q = (m[2] or 1).to_f
            tmp.push([val, q])
          end
        }
        tmp = tmp.sort_by{|val, q| -q}
        tmp.collect!{|val, q| val}
      end
      return tmp
    end

[Source]

# File webrick/httputils.rb, line 162
    def parse_range_header(ranges_specifier)
      if /^bytes=(.*)/ =~ ranges_specifier
        byte_range_set = split_header_value($1)
        byte_range_set.collect{|range_spec|
          case range_spec
          when /^(\d+)-(\d+)/ then $1.to_i .. $2.to_i
          when /^(\d+)-/      then $1.to_i .. -1
          when /^-(\d+)/      then -($1.to_i) .. -1
          else return nil
          end
        }
      end
    end

[Source]

# File webrick/httputils.rb, line 204
    def quote(str)
      '"' << str.gsub(/[\\\"]/o, "\\\1") << '"'
    end

[Source]

# File webrick/httputils.rb, line 156
    def split_header_value(str)
      str.scan(/((?:"(?:\\.|[^"])+?"|[^",]+)+)
                (?:,\s*|\Z)/xn).collect{|v| v[0] }
    end

[Source]

# File webrick/httputils.rb, line 373
    def unescape(str)
      _unescape(str, ESCAPED)
    end

[Source]

# File webrick/httputils.rb, line 383
    def unescape_form(str)
      _unescape(str.gsub(/\+/, " "), ESCAPED)
    end

[Validate]