open-mensa-v2.rnc

default namespace = "http://openmensa.org/open-mensa-v2"

start =
  notAllowed
  | element openmensa {
      attribute version { xsd:float },
      element canteen {
        element day {
          attribute date {
            xsd:string { pattern = "[0-9]{4,4}-[0-9]{2,2}-[0-9]{2,2}" }
          },
          (element category {
             attribute name {
               xsd:string { minLength = "1" maxLength = "250" }
             },
             element meal {
               element name {
                 xsd:string { minLength = "1" maxLength = "250" }
               },
               element note {
                 xsd:string { minLength = "1" maxLength = "250" }
               }*,
               element price {
                 attribute role {
                   xsd:string "other"
                   | xsd:string "student"
                   | xsd:string "employee"
                   | xsd:string "pupil"
                 },
                 xsd:float
               }*
             }+
           }+
           | element closed {
               xsd:string { maxLength = "0" }
             })
        }*
      }
    }