Add Worker role.

This was originally added at Wekan v3.58,
reverted at Wekan v3.60 because of bugs,
and now after fixes added back.

Thanks to xet7 !

Closes #2788

client/components/swimlanes/swimlanes.jade

@@ -43,19 +43,20 @@ template(name="listsGroup")
           +addListForm
 
 template(name="addListForm")
-  .list.list-composer.js-list-composer(class="{{#if isMiniScreen}}mini-list{{/if}}")
-    .list-header-add
-      +inlinedForm(autoclose=false)
-        input.list-name-input.full-line(type="text" placeholder="{{_ 'add-list'}}"
-          autocomplete="off" autofocus)
-        .edit-controls.clearfix
-          button.primary.confirm(type="submit") {{_ 'save'}}
-          unless currentBoard.isTemplatesBoard
-            unless currentBoard.isTemplateBoard
-              span.quiet
-                | {{_ 'or'}}
-                a.js-list-template {{_ 'template'}}
-      else
-        a.open-list-composer.js-open-inlined-form
-          i.fa.fa-plus
-          | {{_ 'add-list'}}
+  unless currentUser.isWorker
+    .list.list-composer.js-list-composer(class="{{#if isMiniScreen}}mini-list{{/if}}")
+      .list-header-add
+        +inlinedForm(autoclose=false)
+          input.list-name-input.full-line(type="text" placeholder="{{_ 'add-list'}}"
+            autocomplete="off" autofocus)
+          .edit-controls.clearfix
+            button.primary.confirm(type="submit") {{_ 'save'}}
+            unless currentBoard.isTemplatesBoard
+              unless currentBoard.isTemplateBoard
+                span.quiet
+                  | {{_ 'or'}}
+                  a.js-list-template {{_ 'template'}}
+        else
+          a.open-list-composer.js-open-inlined-form
+            i.fa.fa-plus
+            | {{_ 'add-list'}}

client/components/swimlanes/swimlanes.js

@@ -94,7 +94,8 @@ function initSortable(boardComponent, $listsDom) {
     return (
       Meteor.user() &&
       Meteor.user().isBoardMember() &&
-      !Meteor.user().isCommentOnly()
+      !Meteor.user().isCommentOnly() &&
+      !Meteor.user().isWorker()
     );
   }
 
@@ -131,6 +132,15 @@ function initSortable(boardComponent, $listsDom) {
         // MultiSelection.isActive() || !userIsMember(),
       );
     }
+
+    $listsDom.sortable(
+      'option',
+      'disabled',
+      // Disable drag-dropping when user is not member
+      Meteor.user().isWorker(),
+      // Not disable drag-dropping while in multi-selection mode
+      // MultiSelection.isActive() || !userIsMember(),
+    );
   });
 }
 
@@ -282,7 +292,8 @@ Template.swimlane.helpers({
     return (
       Meteor.user() &&
       Meteor.user().isBoardMember() &&
-      !Meteor.user().isCommentOnly()
+      !Meteor.user().isCommentOnly() &&
+      !Meteor.user().isWorker()
     );
   },
 });