code: def checkPermissions(permissions=[], obj=None):
      
      if not obj:
          return False
      sm = getSecurityManager()
      for perm in permissions:
          if not sm.checkPermission(perm, obj):
              return ''
      return True
docs: Checks if a user has permissions for a given object.
  
      Args:
          permissions: The permissions the current user must be compliant with
          obj: The object for which the permissions apply
  
      Returns:
          1 if the user complies with all the permissions for the given object.
          Otherwise, it returns empty.