<?xml version="1.0" encoding="UTF-8" ?>

<xsd:schema xmlns="http://symfony.com/schema/routing"
    xmlns:xsd="http://www.w3.org/2001/XMLSchema"
    targetNamespace="http://symfony.com/schema/routing"
    elementFormDefault="qualified">

  <xsd:annotation>
    <xsd:documentation><![CDATA[
      Symfony XML Routing Schema, version 1.0
      Authors: Fabien Potencier, Tobias Schultze

      This scheme defines the elements and attributes that can be used to define
      routes. A route maps an HTTP request to a set of configuration variables.
    ]]></xsd:documentation>
  </xsd:annotation>

  <xsd:element name="routes" type="routes" />

  <xsd:complexType name="routes">
    <xsd:choice minOccurs="0" maxOccurs="unbounded">
      <xsd:element name="import" type="import" />
      <xsd:element name="route" type="route" />
    </xsd:choice>
  </xsd:complexType>

  <xsd:group name="configs">
    <xsd:choice>
      <xsd:element name="default" nillable="true" type="default" />
      <xsd:element name="requirement" type="element" />
      <xsd:element name="option" type="element" />
      <xsd:element name="condition" type="xsd:string" />
    </xsd:choice>
  </xsd:group>

  <xsd:complexType name="route">
    <xsd:group ref="configs" minOccurs="0" maxOccurs="unbounded" />

    <xsd:attribute name="id" type="xsd:string" use="required" />
    <xsd:attribute name="path" type="xsd:string" use="required" />
    <xsd:attribute name="host" type="xsd:string" />
    <xsd:attribute name="schemes" type="xsd:string" />
    <xsd:attribute name="methods" type="xsd:string" />
  </xsd:complexType>

  <xsd:complexType name="import">
    <xsd:group ref="configs" minOccurs="0" maxOccurs="unbounded" />

    <xsd:attribute name="resource" type="xsd:string" use="required" />
    <xsd:attribute name="type" type="xsd:string" />
    <xsd:attribute name="prefix" type="xsd:string" />
    <xsd:attribute name="host" type="xsd:string" />
    <xsd:attribute name="schemes" type="xsd:string" />
    <xsd:attribute name="methods" type="xsd:string" />
  </xsd:complexType>

  <xsd:complexType name="default" mixed="true">
    <xsd:choice minOccurs="0" maxOccurs="1">
      <xsd:element name="bool" type="xsd:boolean" />
      <xsd:element name="int" type="xsd:integer" />
      <xsd:element name="float" type="xsd:float" />
      <xsd:element name="string" type="xsd:string" />
      <xsd:element name="list" type="list" />
      <xsd:element name="map" type="map" />
    </xsd:choice>
    <xsd:attribute name="key" type="xsd:string" use="required" />
  </xsd:complexType>

  <xsd:complexType name="element">
    <xsd:simpleContent>
      <xsd:extension base="xsd:string">
        <xsd:attribute name="key" type="xsd:string" use="required" />
      </xsd:extension>
    </xsd:simpleContent>
  </xsd:complexType>

  <xsd:complexType name="list">
    <xsd:choice minOccurs="0" maxOccurs="unbounded">
      <xsd:element name="bool" nillable="true" type="xsd:boolean" />
      <xsd:element name="int" nillable="true" type="xsd:integer" />
      <xsd:element name="float" nillable="true" type="xsd:float" />
      <xsd:element name="string" nillable="true" type="xsd:string" />
      <xsd:element name="list" nillable="true" type="list" />
      <xsd:element name="map" nillable="true" type="map" />
    </xsd:choice>
  </xsd:complexType>

  <xsd:complexType name="map">
      <xsd:choice minOccurs="0" maxOccurs="unbounded">
          <xsd:element name="bool" nillable="true" type="map-bool-entry" />
          <xsd:element name="int" nillable="true" type="map-int-entry" />
          <xsd:element name="float" nillable="true" type="map-float-entry" />
          <xsd:element name="string" nillable="true" type="map-string-entry" />
          <xsd:element name="list" nillable="true" type="map-list-entry" />
          <xsd:element name="map" nillable="true" type="map-map-entry" />
      </xsd:choice>
  </xsd:complexType>

  <xsd:complexType name="map-bool-entry">
    <xsd:simpleContent>
      <xsd:extension base="xsd:boolean">
        <xsd:attribute name="key" type="xsd:string" use="required" />
      </xsd:extension>
    </xsd:simpleContent>
  </xsd:complexType>

  <xsd:complexType name="map-int-entry">
    <xsd:simpleContent>
      <xsd:extension base="xsd:integer">
        <xsd:attribute name="key" type="xsd:string" use="required" />
      </xsd:extension>
    </xsd:simpleContent>
  </xsd:complexType>

  <xsd:complexType name="map-float-entry">
    <xsd:simpleContent>
      <xsd:extension base="xsd:float">
        <xsd:attribute name="key" type="xsd:string" use="required" />
      </xsd:extension>
    </xsd:simpleContent>
  </xsd:complexType>

  <xsd:complexType name="map-string-entry">
    <xsd:simpleContent>
      <xsd:extension base="xsd:string">
        <xsd:attribute name="key" type="xsd:string" use="required" />
      </xsd:extension>
    </xsd:simpleContent>
  </xsd:complexType>

  <xsd:complexType name="map-list-entry">
    <xsd:complexContent>
      <xsd:extension base="list">
        <xsd:attribute name="key" type="xsd:string" use="required" />
      </xsd:extension>
    </xsd:complexContent>
  </xsd:complexType>

  <xsd:complexType name="map-map-entry">
    <xsd:complexContent>
      <xsd:extension base="map">
        <xsd:attribute name="key" type="xsd:string" use="required" />
      </xsd:extension>
    </xsd:complexContent>
  </xsd:complexType>
</xsd:schema>