Hiding task transition buttons

This capability is necessary when you need to hide a button on a task form depending on some conditions.

A Razor form for hiding a transition button depending on whether the current executor belongs to a specific group. The button, which must be hidden, is identified by its ID.

@using EleWise.ELMA.Services;
@using EleWise.ELMA.Security.Services;
@using EleWise.ELMA.Security.Models;
@using EleWise.ELMA.Security.Managers;
 
<script type=’text/javascript’>
{
@{
var currentUser    = 
Locator.GetServiceNotNull<IAuthenticationService>().GetCurrentUser<IUser>();
var BSCReturn    = UserGroupManager.Instance.Load("Administrators");
bool InGroup    = 
UserGroupManager.Instance.GetUsersByGroup(BSCReturn.Id).Any(a => a ==  currentUser.Id);
 
}
   $(document).ready(function(){
       if (’@InGroup’ ==’False’)
       {
           $(’#con033c201f746140cb84c7c3c8b438b940’).hide(); // after # specify the transition ID
       }
 
   });
}
</script>

 The task form for a user, included in the Administrators group:

 

The task form for a user, not included in the Administrators group:

 

An example of a Razor form for hiding a button and its description depending on its value in the context:

Context variable: Flag – Yes/No type. 

<script type="text/javascript">
  
 @{
 bool flag    =   ((dynamic)Model.Entity).Flag; // Flag – context variable name
  
 }
    $(document).ready(function(){
    
        if (’@flag’ ==’False’)
        {
            $(’#con033c201f746140cb84c7c3c8b438b940’).hide(); // after # specify the transition ID
            $(’#con033c201f746140cb84c7c3c8b438b940’).parent().parent().find(’.comment’).hide();
        }
   
    });
  
 </script>