module HTML
class Encoder
def initialize()
@entity2char = {
'amp' => '&', # ampersand
'gt' => '>', # greater than
'lt' => '<', # less than
'quot' => '"', # double quote
'apos' => "'", # single quote
# PUBLIC ISO 8879-1986//ENTITIES Added Latin 1//EN//HTML
'AElig' => 198.chr, # capital AE diphthong (ligature)
'Aacute' => 193.chr, # capital A, acute accent
'Acirc' => 194.chr, # capital A, circumflex accent
'Agrave' => 192.chr, # capital A, grave accent
'Aring' => 197.chr, # capital A, ring
'Atilde' => 195.chr, # capital A, tilde
'Auml' => 196.chr, # capital A, dieresis or umlaut mark
'Ccedil' => 199.chr, # capital C, cedilla
'ETH' => 208.chr, # capital Eth, Icelandic
'Eacute' => 201.chr, # capital E, acute accent
'Ecirc' => 202.chr, # capital E, circumflex accent
'Egrave' => 200.chr, # capital E, grave accent
'Euml' => 203.chr, # capital E, dieresis or umlaut mark
'Iacute' => 205.chr, # capital I, acute accent
'Icirc' => 206.chr, # capital I, circumflex accent
'Igrave' => 204.chr, # capital I, grave accent
'Iuml' => 207.chr, # capital I, dieresis or umlaut mark
'Ntilde' => 209.chr, # capital N, tilde
'Oacute' => 211.chr, # capital O, acute accent
'Ocirc' => 212.chr, # capital O, circumflex accent
'Ograve' => 210.chr, # capital O, grave accent
'Oslash' => 216.chr, # capital O, slash
'Otilde' => 213.chr, # capital O, tilde
'Ouml' => 214.chr, # capital O, dieresis or umlaut mark
'THORN' => 222.chr, # capital THORN, Icelandic
'Uacute' => 218.chr, # capital U, acute accent
'Ucirc' => 219.chr, # capital U, circumflex accent
'Ugrave' => 217.chr, # capital U, grave accent
'Uuml' => 220.chr, # capital U, dieresis or umlaut mark
'Yacute' => 221.chr, # capital Y, acute accent
'aacute' => 225.chr, # small a, acute accent
'acirc' => 226.chr, # small a, circumflex accent
'aelig' => 230.chr, # small ae diphthong (ligature)
'agrave' => 224.chr, # small a, grave accent
'aring' => 229.chr, # small a, ring
'atilde' => 227.chr, # small a, tilde
'auml' => 228.chr, # small a, dieresis or umlaut mark
'ccedil' => 231.chr, # small c, cedilla
'eacute' => 233.chr, # small e, acute accent
'ecirc' => 234.chr, # small e, circumflex accent
'egrave' => 232.chr, # small e, grave accent
'eth' => 240.chr, # small eth, Icelandic
'euml' => 235.chr, # small e, dieresis or umlaut mark
'iacute' => 237.chr, # small i, acute accent
'icirc' => 238.chr, # small i, circumflex accent
'igrave' => 236.chr, # small i, grave accent
'iuml' => 239.chr, # small i, dieresis or umlaut mark
'ntilde' => 241.chr, # small n, tilde
'oacute' => 243.chr, # small o, acute accent
'ocirc' => 244.chr, # small o, circumflex accent
'ograve' => 242.chr, # small o, grave accent
'oslash' => 248.chr, # small o, slash
'otilde' => 245.chr, # small o, tilde
'ouml' => 246.chr, # small o, dieresis or umlaut mark
'szlig' => 223.chr, # small sharp s, German (sz ligature)
'thorn' => 254.chr, # small thorn, Icelandic
'uacute' => 250.chr, # small u, acute accent
'ucirc' => 251.chr, # small u, circumflex accent
'ugrave' => 249.chr, # small u, grave accent
'uuml' => 252.chr, # small u, dieresis or umlaut mark
'yacute' => 253.chr, # small y, acute accent
'yuml' => 255.chr, # small y, dieresis or umlaut mark
# Some extra Latin 1 chars that are listed in the HTML3.2 draft (21-May-96)
'copy' => 169.chr, # copyright sign
'reg' => 174.chr, # registered sign
'nbsp' => 160.chr, # non breaking space
# Additional ISO-8859/1 entities listed in rfc1866 (section 14)
'iexcl' => 161.chr,
'cent' => 162.chr,
'pound' => 163.chr,
'curren' => 164.chr,
'yen' => 165.chr,
'brvbar' => 166.chr,
'sect' => 167.chr,
'uml' => 168.chr,
'ordf' => 170.chr,
'laquo' => 171.chr,
'not' => 172.chr, # not is a keyword in perl
'shy' => 173.chr,
'macr' => 175.chr,
'deg' => 176.chr,
'plusmn' => 177.chr,
'sup1' => 185.chr,
'sup2' => 178.chr,
'sup3' => 179.chr,
'acute' => 180.chr,
'micro' => 181.chr,
'para' => 182.chr,
'middot' => 183.chr,
'cedil' => 184.chr,
'ordm' => 186.chr,
'raquo' => 187.chr,
'frac14' => 188.chr,
'frac12' => 189.chr,
'frac34' => 190.chr,
'iquest' => 191.chr,
'times' => 215.chr, # times is a keyword in perl
'divide' => 247.chr,
=begin comment
'OElig' => 338.chr,
'oelig' => 339.chr,
'Scaron' => 352.chr,
'scaron' => 353.chr,
'Yuml' => 376.chr,
'fnof' => 402.chr,
'circ' => 710.chr,
'tilde' => 732.chr,
'Alpha' => 913.chr,
'Beta' => 914.chr,
'Gamma' => 915.chr,
'Delta' => 916.chr,
'Epsilon' => 917.chr,
'Zeta' => 918.chr,
'Eta' => 919.chr,
'Theta' => 920.chr,
'Iota' => 921.chr,
'Kappa' => 922.chr,
'Lambda' => 923.chr,
'Mu' => 924.chr,
'Nu' => 925.chr,
'Xi' => 926.chr,
'Omicron' => 927.chr,
'Pi' => 928.chr,
'Rho' => 929.chr,
'Sigma' => 931.chr,
'Tau' => 932.chr,
'Upsilon' => 933.chr,
'Phi' => 934.chr,
'Chi' => 935.chr,
'Psi' => 936.chr,
'Omega' => 937.chr,
'alpha' => 945.chr,
'beta' => 946.chr,
'gamma' => 947.chr,
'delta' => 948.chr,
'epsilon' => 949.chr,
'zeta' => 950.chr,
'eta' => 951.chr,
'theta' => 952.chr,
'iota' => 953.chr,
'kappa' => 954.chr,
'lambda' => 955.chr,
'mu' => 956.chr,
'nu' => 957.chr,
'xi' => 958.chr,
'omicron' => 959.chr,
'pi' => 960.chr,
'rho' => 961.chr,
'sigmaf' => 962.chr,
'sigma' => 963.chr,
'tau' => 964.chr,
'upsilon' => 965.chr,
'phi' => 966.chr,
'chi' => 967.chr,
'psi' => 968.chr,
'omega' => 969.chr,
'thetasym' => 977.chr,
'upsih' => 978.chr,
'piv' => 982.chr,
'ensp' => 8194.chr,
'emsp' => 8195.chr,
'thinsp' => 8201.chr,
'zwnj' => 8204.chr,
'zwj' => 8205.chr,
'lrm' => 8206.chr,
'rlm' => 8207.chr,
'ndash' => 8211.chr,
'mdash' => 8212.chr,
'lsquo' => 8216.chr,
'rsquo' => 8217.chr,
'sbquo' => 8218.chr,
'ldquo' => 8220.chr,
'rdquo' => 8221.chr,
'bdquo' => 8222.chr,
'dagger' => 8224.chr,
'Dagger' => 8225.chr,
'bull' => 8226.chr,
'hellip' => 8230.chr,
'permil' => 8240.chr,
'prime' => 8242.chr,
'Prime' => 8243.chr,
'lsaquo' => 8249.chr,
'rsaquo' => 8250.chr,
'oline' => 8254.chr,
'frasl' => 8260.chr,
'euro' => 8364.chr,
'image' => 8465.chr,
'weierp' => 8472.chr,
'real' => 8476.chr,
'trade' => 8482.chr,
'alefsym' => 8501.chr,
'larr' => 8592.chr,
'uarr' => 8593.chr,
'rarr' => 8594.chr,
'darr' => 8595.chr,
'harr' => 8596.chr,
'crarr' => 8629.chr,
'lArr' => 8656.chr,
'uArr' => 8657.chr,
'rArr' => 8658.chr,
'dArr' => 8659.chr,
'hArr' => 8660.chr,
'forall' => 8704.chr,
'part' => 8706.chr,
'exist' => 8707.chr,
'empty' => 8709.chr,
'nabla' => 8711.chr,
'isin' => 8712.chr,
'notin' => 8713.chr,
'ni' => 8715.chr,
'prod' => 8719.chr,
'sum' => 8721.chr,
'minus' => 8722.chr,
'lowast' => 8727.chr,
'radic' => 8730.chr,
'prop' => 8733.chr,
'infin' => 8734.chr,
'ang' => 8736.chr,
'and' => 8743.chr,
'or' => 8744.chr,
'cap' => 8745.chr,
'cup' => 8746.chr,
'int' => 8747.chr,
'there4' => 8756.chr,
'sim' => 8764.chr,
'cong' => 8773.chr,
'asymp' => 8776.chr,
'ne' => 8800.chr,
'equiv' => 8801.chr,
'le' => 8804.chr,
'ge' => 8805.chr,
'sub' => 8834.chr,
'sup' => 8835.chr,
'nsub' => 8836.chr,
'sube' => 8838.chr,
'supe' => 8839.chr,
'oplus' => 8853.chr,
'otimes' => 8855.chr,
'perp' => 8869.chr,
'sdot' => 8901.chr,
'lceil' => 8968.chr,
'rceil' => 8969.chr,
'lfloor' => 8970.chr,
'rfloor' => 8971.chr,
'lang' => 9001.chr,
'rang' => 9002.chr,
'loz' => 9674.chr,
'spades' => 9824.chr,
'clubs' => 9827.chr,
'hearts' => 9829.chr,
'diams' => 9830.chr,
=end
}
@char2entity = Hash[@entity2char.map { |k, v| [v, "&#{k};"] }]
for i in 0..255
unless @char2entity.has_key?( i.chr )
@char2entity[i.chr] = "&##{i};";
end
end
end
def encode( *args )
string = args[0]
chars = args[1].nil? ? '&<>"\'' : args[1]
#$chars =~ s,(?
== LICENSE AND COPYRIGHT
Copyright 2015 Jeff Anderson. (See License.md shipped with distro)
=end