| 1 | /*
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| 2 | Copyright (c) 2003-2011, CKSource - Frederico Knabben. All rights reserved.
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| 3 | For licensing, see LICENSE.html or http://ckeditor.com/license
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| 4 | */
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| 5 |
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| 6 | (function()
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| 7 | {
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| 8 | // Base HTML entities.
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| 9 | var htmlbase = 'nbsp,gt,lt,amp';
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| 10 |
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| 11 | var entities =
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| 12 | // Latin-1 Entities
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| 13 | 'quot,iexcl,cent,pound,curren,yen,brvbar,sect,uml,copy,ordf,laquo,' +
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| 14 | 'not,shy,reg,macr,deg,plusmn,sup2,sup3,acute,micro,para,middot,' +
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| 15 | 'cedil,sup1,ordm,raquo,frac14,frac12,frac34,iquest,times,divide,' +
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| 16 |
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| 17 | // Symbols
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| 18 | 'fnof,bull,hellip,prime,Prime,oline,frasl,weierp,image,real,trade,' +
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| 19 | 'alefsym,larr,uarr,rarr,darr,harr,crarr,lArr,uArr,rArr,dArr,hArr,' +
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| 20 | 'forall,part,exist,empty,nabla,isin,notin,ni,prod,sum,minus,lowast,' +
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| 21 | 'radic,prop,infin,ang,and,or,cap,cup,int,there4,sim,cong,asymp,ne,' +
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| 22 | 'equiv,le,ge,sub,sup,nsub,sube,supe,oplus,otimes,perp,sdot,lceil,' +
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| 23 | 'rceil,lfloor,rfloor,lang,rang,loz,spades,clubs,hearts,diams,' +
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| 24 |
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| 25 | // Other Special Characters
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| 26 | 'circ,tilde,ensp,emsp,thinsp,zwnj,zwj,lrm,rlm,ndash,mdash,lsquo,' +
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| 27 | 'rsquo,sbquo,ldquo,rdquo,bdquo,dagger,Dagger,permil,lsaquo,rsaquo,' +
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| 28 | 'euro';
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| 29 |
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| 30 | // Latin Letters Entities
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| 31 | var latin =
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| 32 | 'Agrave,Aacute,Acirc,Atilde,Auml,Aring,AElig,Ccedil,Egrave,Eacute,' +
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| 33 | 'Ecirc,Euml,Igrave,Iacute,Icirc,Iuml,ETH,Ntilde,Ograve,Oacute,Ocirc,' +
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| 34 | 'Otilde,Ouml,Oslash,Ugrave,Uacute,Ucirc,Uuml,Yacute,THORN,szlig,' +
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| 35 | 'agrave,aacute,acirc,atilde,auml,aring,aelig,ccedil,egrave,eacute,' +
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| 36 | 'ecirc,euml,igrave,iacute,icirc,iuml,eth,ntilde,ograve,oacute,ocirc,' +
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| 37 | 'otilde,ouml,oslash,ugrave,uacute,ucirc,uuml,yacute,thorn,yuml,' +
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| 38 | 'OElig,oelig,Scaron,scaron,Yuml';
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| 39 |
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| 40 | // Greek Letters Entities.
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| 41 | var greek =
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| 42 | 'Alpha,Beta,Gamma,Delta,Epsilon,Zeta,Eta,Theta,Iota,Kappa,Lambda,Mu,' +
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| 43 | 'Nu,Xi,Omicron,Pi,Rho,Sigma,Tau,Upsilon,Phi,Chi,Psi,Omega,alpha,' +
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| 44 | 'beta,gamma,delta,epsilon,zeta,eta,theta,iota,kappa,lambda,mu,nu,xi,' +
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| 45 | 'omicron,pi,rho,sigmaf,sigma,tau,upsilon,phi,chi,psi,omega,thetasym,' +
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| 46 | 'upsih,piv';
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| 47 |
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| 48 | /**
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| 49 | * Create a mapping table between one character and its entity form from a list of entity names.
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| 50 | * @param reverse {Boolean} Whether to create a reverse map from the entity string form to an actual character.
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| 51 | */
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| 52 | function buildTable( entities, reverse )
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| 53 | {
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| 54 | var table = {},
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| 55 | regex = [];
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| 56 |
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| 57 | // Entities that the browsers DOM don't transform to the final char
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| 58 | // automatically.
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| 59 | var specialTable =
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| 60 | {
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| 61 | nbsp : '\u00A0', // IE | FF
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| 62 | shy : '\u00AD', // IE
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| 63 | gt : '\u003E', // IE | FF | -- | Opera
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| 64 | lt : '\u003C', // IE | FF | Safari | Opera
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| 65 | amp : '\u0026' // ALL
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| 66 | };
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| 67 |
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| 68 | entities = entities.replace( /\b(nbsp|shy|gt|lt|amp)(?:,|$)/g, function( match, entity )
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| 69 | {
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| 70 | var org = reverse ? '&' + entity + ';' : specialTable[ entity ],
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| 71 | result = reverse ? specialTable[ entity ] : '&' + entity + ';';
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| 72 |
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| 73 | table[ org ] = result;
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| 74 | regex.push( org );
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| 75 | return '';
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| 76 | });
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| 77 |
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| 78 | if ( !reverse && entities )
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| 79 | {
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| 80 | // Transforms the entities string into an array.
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| 81 | entities = entities.split( ',' );
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| 82 |
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| 83 | // Put all entities inside a DOM element, transforming them to their
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| 84 | // final chars.
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| 85 | var div = document.createElement( 'div' ),
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| 86 | chars;
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| 87 | div.innerHTML = '&' + entities.join( ';&' ) + ';';
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| 88 | chars = div.innerHTML;
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| 89 | div = null;
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| 90 |
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| 91 | // Add all chars to the table.
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| 92 | for ( var i = 0 ; i < chars.length ; i++ )
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| 93 | {
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| 94 | var charAt = chars.charAt( i );
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| 95 | table[ charAt ] = '&' + entities[ i ] + ';';
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| 96 | regex.push( charAt );
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| 97 | }
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| 98 | }
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| 99 |
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| 100 | table.regex = regex.join( reverse ? '|' : '' );
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| 101 |
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| 102 | return table;
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| 103 | }
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| 104 |
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| 105 | CKEDITOR.plugins.add( 'entities',
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| 106 | {
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| 107 | afterInit : function( editor )
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| 108 | {
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| 109 | var config = editor.config;
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| 110 |
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| 111 | var dataProcessor = editor.dataProcessor,
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| 112 | htmlFilter = dataProcessor && dataProcessor.htmlFilter;
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| 113 |
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| 114 | if ( htmlFilter )
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| 115 | {
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| 116 | // Mandatory HTML base entities.
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| 117 | var selectedEntities = '';
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| 118 |
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| 119 | if ( config.basicEntities !== false )
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| 120 | selectedEntities += htmlbase;
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| 121 |
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| 122 | if ( config.entities )
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| 123 | {
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| 124 | selectedEntities += ',' + entities;
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| 125 | if ( config.entities_latin )
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| 126 | selectedEntities += ',' + latin;
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| 127 |
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| 128 | if ( config.entities_greek )
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| 129 | selectedEntities += ',' + greek;
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| 130 |
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| 131 | if ( config.entities_additional )
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| 132 | selectedEntities += ',' + config.entities_additional;
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| 133 | }
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| 134 |
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| 135 | var entitiesTable = buildTable( selectedEntities );
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| 136 |
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| 137 | // Create the Regex used to find entities in the text, leave it matches nothing if entities are empty.
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| 138 | var entitiesRegex = entitiesTable.regex ? '[' + entitiesTable.regex + ']' : 'a^';
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| 139 | delete entitiesTable.regex;
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| 140 |
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| 141 | if ( config.entities && config.entities_processNumerical )
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| 142 | entitiesRegex = '[^ -~]|' + entitiesRegex ;
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| 143 |
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| 144 | entitiesRegex = new RegExp( entitiesRegex, 'g' );
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| 145 |
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| 146 | function getEntity( character )
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| 147 | {
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| 148 | return config.entities_processNumerical == 'force' || !entitiesTable[ character ] ?
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| 149 | '&#' + character.charCodeAt(0) + ';'
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| 150 | : entitiesTable[ character ];
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| 151 | }
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| 152 |
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| 153 | // Decode entities that the browsers has transformed
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| 154 | // at first place.
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| 155 | var baseEntitiesTable = buildTable( [ htmlbase, 'shy' ].join( ',' ) , true ),
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| 156 | baseEntitiesRegex = new RegExp( baseEntitiesTable.regex, 'g' );
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| 157 |
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| 158 | function getChar( character )
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| 159 | {
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| 160 | return baseEntitiesTable[ character ];
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| 161 | }
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| 162 |
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| 163 | htmlFilter.addRules(
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| 164 | {
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| 165 | text : function( text )
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| 166 | {
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| 167 | return text.replace( baseEntitiesRegex, getChar )
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| 168 | .replace( entitiesRegex, getEntity );
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| 169 | }
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| 170 | });
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| 171 | }
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| 172 | }
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| 173 | });
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| 174 | })();
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| 175 |
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| 176 | /**
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| 177 | * Whether to escape basic HTML entities in the document, including:
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| 178 | * <ul>
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| 179 | * <li><code>nbsp</code></li>
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| 180 | * <li><code>gt</code></li>
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| 181 | * <li><code>lt</code></li>
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| 182 | * <li><code>amp</code></li>
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| 183 | * </ul>
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| 184 | * <strong>Note:</strong> It should not be subject to change unless when outputting a non-HTML data format like BBCode.
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| 185 | * @type Boolean
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| 186 | * @default <code>true</code>
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| 187 | * @example
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| 188 | * config.basicEntities = false;
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| 189 | */
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| 190 | CKEDITOR.config.basicEntities = true;
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| 191 |
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| 192 | /**
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| 193 | * Whether to use HTML entities in the output.
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| 194 | * @name CKEDITOR.config.entities
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| 195 | * @type Boolean
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| 196 | * @default <code>true</code>
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| 197 | * @example
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| 198 | * config.entities = false;
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| 199 | */
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| 200 | CKEDITOR.config.entities = true;
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| 201 |
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| 202 | /**
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| 203 | * Whether to convert some Latin characters (Latin alphabet No. 1, ISO 8859-1)
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| 204 | * to HTML entities. The list of entities can be found in the
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| 205 | * <a href="http://www.w3.org/TR/html4/sgml/entities.html#h-24.2.1">W3C HTML 4.01 Specification, section 24.2.1</a>.
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| 206 | * @name CKEDITOR.config.entities_latin
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| 207 | * @type Boolean
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| 208 | * @default <code>true</code>
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| 209 | * @example
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| 210 | * config.entities_latin = false;
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| 211 | */
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| 212 | CKEDITOR.config.entities_latin = true;
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| 213 |
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| 214 | /**
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| 215 | * Whether to convert some symbols, mathematical symbols, and Greek letters to
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| 216 | * HTML entities. This may be more relevant for users typing text written in Greek.
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| 217 | * The list of entities can be found in the
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| 218 | * <a href="http://www.w3.org/TR/html4/sgml/entities.html#h-24.3.1">W3C HTML 4.01 Specification, section 24.3.1</a>.
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| 219 | * @name CKEDITOR.config.entities_greek
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| 220 | * @type Boolean
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| 221 | * @default <code>true</code>
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| 222 | * @example
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| 223 | * config.entities_greek = false;
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| 224 | */
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| 225 | CKEDITOR.config.entities_greek = true;
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| 226 |
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| 227 | /**
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| 228 | * Whether to convert all remaining characters not included in the ASCII
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| 229 | * character table to their relative decimal numeric representation of HTML entity.
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| 230 | * When set to <code>force</code>, it will convert all entities into this format.
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| 231 | * For example the phrase "This is Chinese: 汉语." is output
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| 232 | * as "This is Chinese: &#27721;&#35821;."
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| 233 | * @name CKEDITOR.config.entities_processNumerical
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| 234 | * @type Boolean|String
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| 235 | * @default <code>false</code>
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| 236 | * @example
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| 237 | * config.entities_processNumerical = true;
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| 238 | * config.entities_processNumerical = 'force'; //Converts from " " into " ";
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| 239 | */
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| 240 |
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| 241 | /**
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| 242 | * A comma separated list of additional entities to be used. Entity names
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| 243 | * or numbers must be used in a form that excludes the "&" prefix and the ";" ending.
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| 244 | * @name CKEDITOR.config.entities_additional
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| 245 | * @default <code>'#39'</code> (The single quote (') character.)
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| 246 | * @type String
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| 247 | * @example
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| 248 | * config.entities_additional = '#1049'; // Adds Cyrillic capital letter Short I (Й).
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| 249 | */
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| 250 | CKEDITOR.config.entities_additional = '#39';
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