Enable-Disable-Delete-Icon-In-Ribbon-On-List-ItemSelection.js

< script type = "text/javascript"  src = "http://ajax.aspnetcdn.com/ajax/jQuery/jquery-1.9.1.min.js" > < /script>  < script type = "text/javascript"  language = "javascript" >  
  
  $(document).ready(function()  
  {  
      $(document.getElementById('Ribbon.ListItem.Manage-LargeMedium-1-2')).addClass('ms-cui-row ms-cui-disabled');  
      ExecuteOrDelayUntilScriptLoaded(init_disableRibbomButton, "sp.ribbon.js");  
  });  
  
  function init_disableRibbomButton()  
  {  
      setInterval(function()  
      {  
          disableRibbomButton();  

      }, 10);  
  }  
  //Using CSOM GetSelectedItems  
  function disableRibbomButton()   
  {  
      var cc = new SP.ClientContext.get_current();  
      var web = cc.get_web();  
      var listId = SP.ListOperation.Selection.getSelectedList();  
      var selectedItems = SP.ListOperation.Selection.getSelectedItems();  
      if (selectedItems.length == 1)  
      {  
          var flag = CheckCreatedBy(listId, selectedItems[0].id, _spPageContextInfo.userId);  
          if (flag)  
              $(document.getElementById('Ribbon.ListItem.Manage-LargeMedium-1-2')).removeClass('ms-cui-row ms-cui-disabled');  
      } else  
      {  
          $(document.getElementById('Ribbon.ListItem.Manage-LargeMedium-1-2')).addClass('ms-cui-row ms-cui-disabled');  
      }  

  }  

  //Using REST API Apply Filter Created Item by logged in user  
  function CheckCreatedBy(ListId, ItemID, AuthorID)  
  {  
      var result = false;  
      var url = _spPageContextInfo.webAbsoluteUrl + "/_api/web/lists/getbyid('" + ListId + "')/items?$filter=((ID eq '" + ItemID + "') and (Author/ID eq '" + AuthorID + "'))";  

      getListItems(url, function(data)  
      {  
          var items = data.d.results;  
          if (items.length > 0)  
          {  
              result = true  
          } else   
          {  
              result = false;  
          }  

      }, function(data)  
      {  
          result = false;  
      });  
      return result;  
  }  

  function getListItems(siteurl, success, failure)   
  {  
      $.ajax  
      ({  
          async: false,  
          url: siteurl,  

          method: "GET",  

          headers:  
        {  
              "Accept": "application/json; odata=verbose"  
          },  
          success: function(data)  
          {  
              success(data);  
          },  
          error: function(data)   
          {  
              failure(data);  
          }  
      });  
  } < /script>