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   1  <?php
   2  /**
   3   * Field handler to display the depth of a comment
   4   */
   5  class views_handler_field_comment_depth extends views_handler_field {
   6    /**
   7     * Work out the depth of this comment
   8     */
   9    function render($values) {
  10      return count(explode('.', $values->comments_thread)) - 1;
  11    }
  12  }
  13