old_contents: module.exports = function( action, options ) {
    this.reservedParams.push('limit', 'skip', 'p');
  
    if (action === 'index') {
      this.on('validate', function( req ) {
        var maxLimit = options.maxLimit;
  
        req.checkQuery('limit').optional().isInt();
        req.checkQuery('limit', 'limit must be greater than, or equal to 1').optional().isGTE(1);
        req.checkQuery('limit', 'limit must be less than, or equal to ' + maxLimit).optional().isLTE(maxLimit);
  
        req.checkQuery('skip').optional().isInt();
        req.checkQuery('skip', 'skip must be greater than, or equal to 1').optional().isGTE(1);
  
        req.checkQuery('p').optional().isInt();
        req.checkQuery('p', 'p must be greater than, or equal to 1').optional().isGTE(1);
      });
  
      this.pre('query', function() {
        var page = this.req.query.p || 1,
          limit = this.req.query.limit || options.pageSize,
          skip = this.req.query.skip || limit * (page - 1);
  
        this.query.skip(skip);
        this.query.limit(limit);
      });
    }
  };
new_contents: module.exports = function( action, options ) {
    this.reservedParams.push('limit', 'skip', 'p');
  
    if (action === 'index') {
      this.on('sanitize', function( req ) {
        req.sanitizeQuery('limit').toInt();
        req.sanitizeQuery('skip').toInt();
        req.sanitizeQuery('p').toInt();
      });
  
      this.on('validate', function( req ) {
        var maxLimit = options.maxLimit;
  
        req.checkQuery('limit').optional().isInt();
        req.checkQuery('limit', 'limit must be greater than, or equal to 1').optional().isGTE(1);
        req.checkQuery('limit', 'limit must be less than, or equal to ' + maxLimit).optional().isLTE(maxLimit);
  
        req.checkQuery('skip').optional().isInt();
        req.checkQuery('skip', 'skip must be greater than, or equal to 1').optional().isGTE(1);
  
        req.checkQuery('p').optional().isInt();
        req.checkQuery('p', 'p must be greater than, or equal to 1').optional().isGTE(1);
      });
  
      this.pre('query', function() {
        var page = this.req.query.p || 1,
          limit = this.req.query.limit || options.pageSize,
          skip = this.req.query.skip || limit * (page - 1);
  
        this.query.skip(skip);
        this.query.limit(limit);
      });
    }
  };
subject: Apply sanitization to limit, skip & p