system/controls/formcontroltextmulti.php

<?php

namespace Habari;

class FormControlTextMulti extends FormControl
{
  public static $outpre = false;

  public function pre_out()
  {
    $out = '';
    if ( !FormControlTextMulti::$outpre ) {
      FormControlTextMulti::$outpre = true;
      $out .= '
        <script type="text/javascript">
        controls.textmulti = {
          add: function(e, field){
            $(e).before(" <span class=\"textmulti_item\"><input type=\"text\" name=\"" + field + "[]\"> <a href=\"#\" onclick=\"return controls.textmulti.remove(this);\" title=\"'. _t( 'Remove item' ).'\" class=\"textmulti_remove opa50\">[' . _t( 'remove' ) . ']</a></span>");
            return false;
          },
          remove: function(e){
            if (confirm("' . _t( 'Remove this item?' ) . '")) {
              if ( $(e).parent().parent().find("input").length == 1) {
                field = $(e).prev().attr("name");
                $(e).parent().prev().before("<input type=\"hidden\" name=\"" + field + "\" value=\"\">");
              }
              $(e).parent().prev("input").remove();
              $(e).parent().remove();
            }
            return false;
          }
        }
        </script>
      ';
    }
    return $this->controls_js($out);
  }

}

?>