Fixed user ID, we now pass a UserClass instance to compute the capabilities

src/templates/users/edit_embed.pug

@@ -12,14 +12,14 @@
 			| {{user.email}}
 		.user-edit-id(title="User ID")
 			i.pi-vcard
-			| {{user._id}}  
+			| {{user.user_id}}  
 
 			a.copy-to-clipboard(
 				style="margin-left: auto",
 				name="Copy to Clipboard",
 				type="button",
 				href="javascript:void(0)",
-				data-clipboard-text="{{ user._id }}",
+				data-clipboard-text="{{ user.user_id }}",
 				title="Copy ID to clipboard")
 				| (copy to clipboard)
 
@@ -27,7 +27,7 @@
 		id="user-edit-form",
 		method="POST",
 		enctype="multipart/form-data",
-		action="{{url_for('users.users_edit', user_id=user._id)}}")
+		action="{{url_for('users.users_edit', user_id=user.user_id)}}")
 
 		| {% for field in form %}
 
@@ -72,10 +72,10 @@
 				| none
 			| {% endif %}
 
-		a#button-cancel.btn.btn-default(href="#", data-user-id='{{user._id}}') Cancel
+		a#button-cancel.btn.btn-default(href="#", data-user-id='{{user.user_id}}') Cancel
 
 		input#submit_edit_user.btn.btn-default(
-			data-user-id="{{user._id}}",
+			data-user-id="{{user.user_id}}",
 			type="submit" value="Submit")
 
 		#user-edit-notification
@@ -90,7 +90,7 @@ script(type="text/javascript").
 		$.post($(this).attr('action'), $(this).serialize())
 		.done(function(data){
 			// This function is defined in index.pug.
-			displayUser('{{ user._id }}')
+			displayUser('{{ user.user_id }}')
 			.done(function() {
 				$('#user-edit-notification').addClass('success').html('Success!');
 			});