jappixmini/jappix/js/filter.js

   1 /*
   2
   3 Jappix - An open social platform
   4 These are the filtering JS script for Jappix
   5
   6 -------------------------------------------------
   7
   8 License: AGPL
   9 Authors: Vanaryon, Maranda
  10 Last revision: 04/08/11
  11
  12 */
  13
  14 // Generates a given emoticon HTML code
  15 function emoteImage(image, text, after) {
  16         return ' <img class="emoticon emoticon-' + image + ' smileys-images" alt="' + encodeQuotes(text) + '" src="' + './img/others/blank.gif' + '" /> ' + after;
  17 }
  18
  19 // Filters a given message
  20 function filterThisMessage(neutralMessage, nick, html_encode) {
  21         var filteredMessage = neutralMessage;
  22
  23         // We encode the HTML special chars
  24         if(html_encode)
  25                 filteredMessage = filteredMessage.htmlEnc();
  26
  27         // /me command
  28         filteredMessage = filteredMessage.replace(/((^)|((.+)(>)))(\/me )([^<]+)/, nick + ' $7')
  29
  30         // We replace the smilies text into images
  31         .replace(/(:-?@)($|\s|<)/gi, emoteImage('angry', '$1', '$2'))
  32         .replace(/(:-?\[)($|\s|<)/gi, emoteImage('bat', '$1', '$2'))
  33         .replace(/(\(B\))($|\s|<)/g, emoteImage('beer', '$1', '$2'))
  34         .replace(/((:-?D)|(XD))($|\s|<)/gi, emoteImage('biggrin', '$1', '$4'))
  35         .replace(/(:-?\$)($|\s|<)/gi, emoteImage('blush', '$1', '$2'))
  36         .replace(/(\(Z\))($|\s|<)/g, emoteImage('boy', '$1', '$2'))
  37         .replace(/(\(W\))($|\s|<)/g, emoteImage('brflower', '$1', '$2'))
  38         .replace(/((&lt;\/3)|(\(U\)))($|\s|<)/g, emoteImage('brheart', '$1', '$4'))
  39         .replace(/(\(C\))($|\s|<)/g, emoteImage('coffee', '$1', '$2'))
  40         .replace(/((8-\))|(\(H\)))($|\s|<)/g, emoteImage('coolglasses', '$1', '$4'))
  41         .replace(/(:'-?\()($|\s|<)/gi, emoteImage('cry', '$1', '$2'))
  42         .replace(/(\(%\))($|\s|<)/g, emoteImage('cuffs', '$1', '$2'))
  43         .replace(/(\]:-?&gt;)($|\s|<)/gi, emoteImage('devil', '$1', '$2'))
  44         .replace(/(\(D\))($|\s|<)/g, emoteImage('drink', '$1', '$2'))
  45         .replace(/(@}-&gt;--)($|\s|<)/gi, emoteImage('flower', '$1', '$2'))
  46         .replace(/((:-?\/)|(:-?S))($|\s|<)/gi, emoteImage('frowning', '$1', '$4'))
  47         .replace(/(\(X\))($|\s|<)/g, emoteImage('girl', '$1', '$2'))
  48         .replace(/((&lt;3)|(\(L\)))($|\s|<)/g, emoteImage('heart', '$1', '$4'))
  49         .replace(/(\(}\))($|\s|<)/g, emoteImage('hugleft', '$1', '$2'))
  50         .replace(/(\({\))($|\s|<)/g, emoteImage('hugright', '$1', '$2'))
  51         .replace(/(:-?{})($|\s|<)/gi, emoteImage('kiss', '$1', '$2'))
  52         .replace(/(\(I\))($|\s|<)/g, emoteImage('lamp', '$1', '$2'))
  53         .replace(/(:-?3)($|\s|<)/gi, emoteImage('lion', '$1', '$2'))
  54         .replace(/(\(E\))($|\s|<)/g, emoteImage('mail', '$1', '$2'))
  55         .replace(/(\(S\))($|\s|<)/g, emoteImage('moon', '$1', '$2'))
  56         .replace(/(\(8\))($|\s|<)/g, emoteImage('music', '$1', '$2'))
  57         .replace(/((=-?O)|(:-?O))($|\s|<)/gi, emoteImage('oh', '$1', '$4'))
  58         .replace(/(\(T\))($|\s|<)/g, emoteImage('phone', '$1', '$2'))
  59         .replace(/(\(P\))($|\s|<)/g, emoteImage('photo', '$1', '$2'))
  60         .replace(/(:-?!)($|\s|<)/gi, emoteImage('puke', '$1', '$2'))
  61         .replace(/(\(@\))($|\s|<)/g, emoteImage('pussy', '$1', '$2'))
  62         .replace(/(\(R\))($|\s|<)/g, emoteImage('rainbow', '$1', '$2'))
  63         .replace(/(:-?\))($|\s|<)/gi, emoteImage('smile', '$1', '$2'))
  64         .replace(/(\(\*\))($|\s|<)/g, emoteImage('star', '$1', '$2'))
  65         .replace(/(:-?\|)($|\s|<)/gi, emoteImage('stare', '$1', '$2'))
  66         .replace(/(\(N\))($|\s|<)/g, emoteImage('thumbdown', '$1', '$2'))
  67         .replace(/(\(Y\))($|\s|<)/g, emoteImage('thumbup', '$1', '$2'))
  68         .replace(/(:-?P)($|\s|<)/gi, emoteImage('tongue', '$1', '$2'))
  69         .replace(/(:-?\()($|\s|<)/gi, emoteImage('unhappy', '$1', '$2'))
  70         .replace(/(;-?\))($|\s|<)/gi, emoteImage('wink', '$1', '$2'))
  71
  72         // Text in bold
  73         .replace(/(^|\s|>)((\*)([^<>'"]+)(\*))($|\s|<)/gi, '$1<b>$2</b>$6')
  74
  75         // Italic text
  76         .replace(/(^|\s|>)((\/)([^<>'"]+)(\/))($|\s|<)/gi, '$1<i>$2</i>$6')
  77
  78         // Underlined text
  79         .replace(/(^|\s|>)((_)([^<>'"]+)(_))($|\s|<)/gi, '$1<span style="text-decoration: underline;">$2</span>$6');
  80
  81         // Add the links
  82         if(html_encode)
  83                 filteredMessage = applyLinks(filteredMessage, 'desktop');
  84
  85         // Filter integratebox links
  86         filteredMessage = filterIntegrateBox(filteredMessage);
  87
  88         return filteredMessage;
  89 }
  90
  91 // Filters a xHTML message to be displayed in Jappix
  92 function filterThisXHTML(code) {
  93         // Allowed elements array
  94         var elements = new Array(
  95                                  'a',
  96                                  'abbr',
  97                                  'acronym',
  98                                  'address',
  99                                  'blockquote',
 100                                  'body',
 101                                  'br',
 102                                  'cite',
 103                                  'code',
 104                                  'dd',
 105                                  'dfn',
 106                                  'div',
 107                                  'dt',
 108                                  'em',
 109                                  'h1',
 110                                  'h2',
 111                                  'h3',
 112                                  'h4',
 113                                  'h5',
 114                                  'h6',
 115                                  'head',
 116                                  'html',
 117                                  'img',
 118                                  'kbd',
 119                                  'li',
 120                                  'ol',
 121                                  'p',
 122                                  'pre',
 123                                  'q',
 124                                  'samp',
 125                                  'span',
 126                                  'strong',
 127                                  'title',
 128                                  'ul',
 129                                  'var'
 130                                 );
 131
 132         // Allowed attributes array
 133         var attributes = new Array(
 134                                    'accesskey',
 135                                    'alt',
 136                                    'charset',
 137                                    'cite',
 138                                    'class',
 139                                    'height',
 140                                    'href',
 141                                    'hreflang',
 142                                    'id',
 143                                    'longdesc',
 144                                    'profile',
 145                                    'rel',
 146                                    'rev',
 147                                    'src',
 148                                    'style',
 149                                    'tabindex',
 150                                    'title',
 151                                    'type',
 152                                    'uri',
 153                                    'version',
 154                                    'width',
 155                                    'xml:lang',
 156                                    'xmlns'
 157                                   );
 158
 159         // Remove forbidden elements
 160         $(code).find('html body *').each(function() {
 161                 // This element is not authorized
 162                 if(!existArrayValue(elements, (this).nodeName.toLowerCase()))
 163                         $(this).remove();
 164         });
 165
 166         // Remove forbidden attributes
 167         $(code).find('html body *').each(function() {
 168                 // Put a pointer on this element (jQuery way & normal way)
 169                 var cSelector = $(this);
 170                 var cElement = (this);
 171
 172                 // Loop the attributes of the current element
 173                 $(cElement.attributes).each(function(index) {
 174                         // Read the current attribute
 175                         var cAttr = cElement.attributes[index];
 176                         var cName = cAttr.name;
 177                         var cVal = cAttr.value;
 178
 179                         // This attribute is not authorized, or contains JS code
 180                         if(!existArrayValue(attributes, cName.toLowerCase()) || ((cVal.toLowerCase()).match(/(^|"|')javascript:/)))
 181                                 cSelector.removeAttr(cName);
 182                 });
 183         });
 184
 185         // Filter some other elements
 186         $(code).find('a').attr('target', '_blank');
 187
 188         return $(code).find('html body').html();
 189 }