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   1  /* global HTMLHint */
   2  /* eslint no-magic-numbers: ["error", { "ignore": [0, 1] }] */
   3  HTMLHint.addRule({
   4      id: 'kses',
   5      description: 'Element or attribute cannot be used.',
   6      init: function( parser, reporter, options ) {
   7          'use strict';
   8  
   9          var self = this;
  10          parser.addListener( 'tagstart', function( event ) {
  11              var attr, col, attrName, allowedAttributes, i, len, tagName;
  12  
  13              tagName = event.tagName.toLowerCase();
  14              if ( ! options[ tagName ] ) {
  15                  reporter.error( 'Tag <' + event.tagName + '> is not allowed.', event.line, event.col, self, event.raw );
  16                  return;
  17              }
  18  
  19              allowedAttributes = options[ tagName ];
  20              col = event.col + event.tagName.length + 1;
  21              for ( i = 0, len = event.attrs.length; i < len; i++ ) {
  22                  attr = event.attrs[ i ];
  23                  attrName = attr.name.toLowerCase();
  24                  if ( ! allowedAttributes[ attrName ] ) {
  25                      reporter.error( 'Tag attribute [' + attr.raw + ' ] is not allowed.', event.line, col + attr.index, self, attr.raw );
  26                  }
  27              }
  28          });
  29      }
  30  });