<div class="form-group has-feedback magic-search-bar">
  <div class="input-group">
    <span class="input-group-addon">
      <span class="fa fa-search"></span>
    </span>
    <magic-search
      ng-if="filterStrings && filterFacets"
      class="form-control"
      strings="filterStrings"
      facets="{{ filterFacets }}">
    </magic-search>
    <span ng-if="showSettings" class="input-group-btn" ng-click="searchSettingsCallback()">
      <button class="btn btn-default" type="button">
        <span class=