<span ng-hide="enableCollapse && value.length > 120">{{value}}</span>
<span ng-show="enableCollapse && value.length > 120">
  <span class="reveal-contents-link" style="cursor: pointer;" title="Expand">{{value.substring(0, 120)}}<a href="javascript:;">...</a></span>
  <span style="display: none;" class="reveal-contents">{{value}}</span>
</span>