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   1  /*

   2   * FCKeditor - The text editor for Internet - http://www.fckeditor.net

   3   * Copyright (C) 2003-2009 Frederico Caldeira Knabben

   4   *

   5   * == BEGIN LICENSE ==

   6   *

   7   * Licensed under the terms of any of the following licenses at your

   8   * choice:

   9   *

  10   *  - GNU General Public License Version 2 or later (the "GPL")

  11   *    http://www.gnu.org/licenses/gpl.html

  12   *

  13   *  - GNU Lesser General Public License Version 2.1 or later (the "LGPL")

  14   *    http://www.gnu.org/licenses/lgpl.html

  15   *

  16   *  - Mozilla Public License Version 1.1 or later (the "MPL")

  17   *    http://www.mozilla.org/MPL/MPL-1.1.html

  18   *

  19   * == END LICENSE ==

  20   *

  21   * This file define the HTML entities handled by the editor.

  22   */
  23  
  24  var FCKXHtmlEntities = new Object() ;
  25  
  26  FCKXHtmlEntities.Initialize = function()
  27  {
  28      if ( FCKXHtmlEntities.Entities )
  29          return ;
  30  
  31      var sChars = '' ;
  32      var oEntities, e ;
  33  
  34      if ( FCKConfig.ProcessHTMLEntities )
  35      {
  36          FCKXHtmlEntities.Entities = {
  37              // Latin-1 Entities

  38              ' ':'nbsp',
  39              '¡':'iexcl',
  40              '¢':'cent',
  41              '£':'pound',
  42              '¤':'curren',
  43              '¥':'yen',
  44              '¦':'brvbar',
  45              '§':'sect',
  46              '¨':'uml',
  47              '©':'copy',
  48              'ª':'ordf',
  49              '«':'laquo',
  50              '¬':'not',
  51              '­':'shy',
  52              '®':'reg',
  53              '¯':'macr',
  54              '°':'deg',
  55              '±':'plusmn',
  56              '²':'sup2',
  57              '³':'sup3',
  58              '´':'acute',
  59              'µ':'micro',
  60              '¶':'para',
  61              '·':'middot',
  62              '¸':'cedil',
  63              '¹':'sup1',
  64              'º':'ordm',
  65              '»':'raquo',
  66              '¼':'frac14',
  67              '½':'frac12',
  68              '¾':'frac34',
  69              '¿':'iquest',
  70              '×':'times',
  71              '÷':'divide',
  72  
  73              // Symbols

  74  
  75              'ƒ':'fnof',
  76              '•':'bull',
  77              '…':'hellip',
  78              '′':'prime',
  79              '″':'Prime',
  80              '‾':'oline',
  81              '⁄':'frasl',
  82              '℘':'weierp',
  83              'ℑ':'image',
  84              'ℜ':'real',
  85              '™':'trade',
  86              'ℵ':'alefsym',
  87              '←':'larr',
  88              '↑':'uarr',
  89              '→':'rarr',
  90              '↓':'darr',
  91              '↔':'harr',
  92              '↵':'crarr',
  93              '⇐':'lArr',
  94              '⇑':'uArr',
  95              '⇒':'rArr',
  96              '⇓':'dArr',
  97              '⇔':'hArr',
  98              '∀':'forall',
  99              '∂':'part',
 100              '∃':'exist',
 101              '∅':'empty',
 102              '∇':'nabla',
 103              '∈':'isin',
 104              '∉':'notin',
 105              '∋':'ni',
 106              '∏':'prod',
 107              '∑':'sum',
 108              '−':'minus',
 109              '∗':'lowast',
 110              '√':'radic',
 111              '∝':'prop',
 112              '∞':'infin',
 113              '∠':'ang',
 114              '∧':'and',
 115              '∨':'or',
 116              '∩':'cap',
 117              '∪':'cup',
 118              '∫':'int',
 119              '∴':'there4',
 120              '∼':'sim',
 121              '≅':'cong',
 122              '≈':'asymp',
 123              '≠':'ne',
 124              '≡':'equiv',
 125              '≤':'le',
 126              '≥':'ge',
 127              '⊂':'sub',
 128              '⊃':'sup',
 129              '⊄':'nsub',
 130              '⊆':'sube',
 131              '⊇':'supe',
 132              '⊕':'oplus',
 133              '⊗':'otimes',
 134              '⊥':'perp',
 135              '⋅':'sdot',
 136              '\u2308':'lceil',
 137              '\u2309':'rceil',
 138              '\u230a':'lfloor',
 139              '\u230b':'rfloor',
 140              '\u2329':'lang',
 141              '\u232a':'rang',
 142              '◊':'loz',
 143              '♠':'spades',
 144              '♣':'clubs',
 145              '♥':'hearts',
 146              '♦':'diams',
 147  
 148              // Other Special Characters

 149  
 150              '"':'quot',
 151          //    '&':'amp',        // This entity is automatically handled by the XHTML parser.

 152          //    '<':'lt',        // This entity is automatically handled by the XHTML parser.

 153              '>':'gt',            // Opera and Safari don't encode it in their implementation
 154              'ˆ':'circ',
 155              '˜':'tilde',
 156              ' ':'ensp',
 157              ' ':'emsp',
 158              ' ':'thinsp',
 159              '‌':'zwnj',
 160              '‍':'zwj',
 161              '‎':'lrm',
 162              '‏':'rlm',
 163              '–':'ndash',
 164              '—':'mdash',
 165              '‘':'lsquo',
 166              '’':'rsquo',
 167              '‚':'sbquo',
 168              '“':'ldquo',
 169              '”':'rdquo',
 170              '„':'bdquo',
 171              '†':'dagger',
 172              '‡':'Dagger',
 173              '‰':'permil',
 174              '‹':'lsaquo',
 175              '›':'rsaquo',
 176              '€':'euro'
 177          } ;
 178  
 179          // Process Base Entities.

 180          for ( e in FCKXHtmlEntities.Entities )
 181              sChars += e ;
 182  
 183          // Include Latin Letters Entities.

 184          if ( FCKConfig.IncludeLatinEntities )
 185          {
 186              oEntities = {
 187                  'À':'Agrave',
 188                  'Á':'Aacute',
 189                  'Â':'Acirc',
 190                  'Ã':'Atilde',
 191                  'Ä':'Auml',
 192                  'Å':'Aring',
 193                  'Æ':'AElig',
 194                  'Ç':'Ccedil',
 195                  'È':'Egrave',
 196                  'É':'Eacute',
 197                  'Ê':'Ecirc',
 198                  'Ë':'Euml',
 199                  'Ì':'Igrave',
 200                  'Í':'Iacute',
 201                  'Î':'Icirc',
 202                  'Ï':'Iuml',
 203                  'Ð':'ETH',
 204                  'Ñ':'Ntilde',
 205                  'Ò':'Ograve',
 206                  'Ó':'Oacute',
 207                  'Ô':'Ocirc',
 208                  'Õ':'Otilde',
 209                  'Ö':'Ouml',
 210                  'Ø':'Oslash',
 211                  'Ù':'Ugrave',
 212                  'Ú':'Uacute',
 213                  'Û':'Ucirc',
 214                  'Ü':'Uuml',
 215                  'Ý':'Yacute',
 216                  'Þ':'THORN',
 217                  'ß':'szlig',
 218                  'à':'agrave',
 219                  'á':'aacute',
 220                  'â':'acirc',
 221                  'ã':'atilde',
 222                  'ä':'auml',
 223                  'å':'aring',
 224                  'æ':'aelig',
 225                  'ç':'ccedil',
 226                  'è':'egrave',
 227                  'é':'eacute',
 228                  'ê':'ecirc',
 229                  'ë':'euml',
 230                  'ì':'igrave',
 231                  'í':'iacute',
 232                  'î':'icirc',
 233                  'ï':'iuml',
 234                  'ð':'eth',
 235                  'ñ':'ntilde',
 236                  'ò':'ograve',
 237                  'ó':'oacute',
 238                  'ô':'ocirc',
 239                  'õ':'otilde',
 240                  'ö':'ouml',
 241                  'ø':'oslash',
 242                  'ù':'ugrave',
 243                  'ú':'uacute',
 244                  'û':'ucirc',
 245                  'ü':'uuml',
 246                  'ý':'yacute',
 247                  'þ':'thorn',
 248                  'ÿ':'yuml',
 249                  'Œ':'OElig',
 250                  'œ':'oelig',
 251                  'Š':'Scaron',
 252                  'š':'scaron',
 253                  'Ÿ':'Yuml'
 254              } ;
 255  
 256              for ( e in oEntities )
 257              {
 258                  FCKXHtmlEntities.Entities[ e ] = oEntities[ e ] ;
 259                  sChars += e ;
 260              }
 261  
 262              oEntities = null ;
 263          }
 264  
 265          // Include Greek Letters Entities.

 266          if ( FCKConfig.IncludeGreekEntities )
 267          {
 268              oEntities = {
 269                  'Α':'Alpha',
 270                  'Β':'Beta',
 271                  'Γ':'Gamma',
 272                  'Δ':'Delta',
 273                  'Ε':'Epsilon',
 274                  'Ζ':'Zeta',
 275                  'Η':'Eta',
 276                  'Θ':'Theta',
 277                  'Ι':'Iota',
 278                  'Κ':'Kappa',
 279                  'Λ':'Lambda',
 280                  'Μ':'Mu',
 281                  'Ν':'Nu',
 282                  'Ξ':'Xi',
 283                  'Ο':'Omicron',
 284                  'Π':'Pi',
 285                  'Ρ':'Rho',
 286                  'Σ':'Sigma',
 287                  'Τ':'Tau',
 288                  'Υ':'Upsilon',
 289                  'Φ':'Phi',
 290                  'Χ':'Chi',
 291                  'Ψ':'Psi',
 292                  'Ω':'Omega',
 293                  'α':'alpha',
 294                  'β':'beta',
 295                  'γ':'gamma',
 296                  'δ':'delta',
 297                  'ε':'epsilon',
 298                  'ζ':'zeta',
 299                  'η':'eta',
 300                  'θ':'theta',
 301                  'ι':'iota',
 302                  'κ':'kappa',
 303                  'λ':'lambda',
 304                  'μ':'mu',
 305                  'ν':'nu',
 306                  'ξ':'xi',
 307                  'ο':'omicron',
 308                  'π':'pi',
 309                  'ρ':'rho',
 310                  'ς':'sigmaf',
 311                  'σ':'sigma',
 312                  'τ':'tau',
 313                  'υ':'upsilon',
 314                  'φ':'phi',
 315                  'χ':'chi',
 316                  'ψ':'psi',
 317                  'ω':'omega',
 318                  '\u03d1':'thetasym',
 319                  '\u03d2':'upsih',
 320                  '\u03d6':'piv'
 321              } ;
 322  
 323              for ( e in oEntities )
 324              {
 325                  FCKXHtmlEntities.Entities[ e ] = oEntities[ e ] ;
 326                  sChars += e ;
 327              }
 328  
 329              oEntities = null ;
 330          }
 331      }
 332      else
 333      {
 334          FCKXHtmlEntities.Entities = {
 335              '>':'gt' // Opera and Safari don't encode it in their implementation
 336          } ;
 337          sChars = '>';
 338  
 339          // Even if we are not processing the entities, we must render the &nbsp;

 340          // correctly. As we don't want HTML entities, let's use its numeric

 341          // representation (&#160).

 342          sChars += ' ' ;
 343      }
 344  
 345      // Create the Regex used to find entities in the text.

 346      var sRegexPattern = '[' + sChars + ']' ;
 347  
 348      if ( FCKConfig.ProcessNumericEntities )
 349          sRegexPattern = '[^ -~]|' + sRegexPattern ;
 350  
 351      var sAdditional = FCKConfig.AdditionalNumericEntities ;
 352  
 353      if ( sAdditional && sAdditional.length > 0 )
 354          sRegexPattern += '|' + FCKConfig.AdditionalNumericEntities ;
 355  
 356      FCKXHtmlEntities.EntitiesRegex = new RegExp( sRegexPattern, 'g' ) ;
 357  }