root/trunk/resources/timezones/tzservice.xsd

<?xml version="1.0" encoding="UTF-8"?>
<schema xmlns="http://www.w3.org/2001/XMLSchema" 
        xmlns:tns="urn:ietf:params:xml:ns:timezone-service" 
        xmlns:xcal="urn:ietf:params:xml:ns:icalendar-2.0"
        targetNamespace="urn:ietf:params:xml:ns:timezone-service" 
        elementFormDefault="qualified">
  <!-- =====================================================================
       Timezones service XML schema 
       ===================================================================== -->
        
  <import schemaLocation="xml.xsd" 
          namespace="http://www.w3.org/XML/1998/namespace" />
        
  <import schemaLocation="../exsynchwsdefs/iCalendar.xsd" 
          namespace="urn:ietf:params:xml:ns:icalendar-2.0" />
  
  <!-- *********************************************************************
                             basic types
       ********************************************************************* -->
          
  <simpleType name="CalscaleType">
    <annotation>
      <documentation xml:lang="en">
        The calendar system defines how rules, dates and times are to be 
        interpreted. Currently only the value "Gregorian" is supported, 
        referring to the Gregorian calendar scale. If this element is not 
        present in its normal context, then the value "Gregorian" MUST be assumed. 
      </documentation>
    </annotation>
    <restriction base="string"/>
  </simpleType>

  <simpleType name="DtstampType">
    <annotation>
      <documentation xml:lang="en">
        Provides the UTC date and time when a substantive change was made to the 
        timezone data.  
      </documentation>
    </annotation>
    <restriction base="string"/>
  </simpleType>

  <simpleType name="LastmodifiedType">
    <annotation>
      <documentation xml:lang="en">
        Provides the UTC date and time that the timezone data was last modified. 
      </documentation>
    </annotation>
    <restriction base="string"/>
  </simpleType>
  
  <complexType name="LocalNameType">
    <annotation>
      <documentation xml:lang="en">
        Defines one or more localized names that are used when a timezone 
        identifier needs to be presented to a user. The xml:lang attribute is 
        used to indicate the language associated with each value. If multiple 
        names are provided for the same locale the first is considered the 
        preferred name.
      </documentation>
    </annotation>
    <simpleContent>
      <extension base="string">
        <attribute ref="xml:lang" />
      </extension>
    </simpleContent>
  </complexType>
              
  <simpleType name="OnsetType">
    <annotation>
      <documentation xml:lang="en">
        The onset element defines the local time at which the observance takes effect.   
      </documentation>
    </annotation>
    <restriction base="string"/>
  </simpleType>
              
  <simpleType name="TzidType">
    <annotation>
      <documentation xml:lang="en">
        The text value is the identifier of the timezone being referred to.  
      </documentation>
    </annotation>
    <restriction base="string"/>
  </simpleType>
              
  <simpleType name="UtcOffsetFromType">
    <annotation>
      <documentation xml:lang="en">
        The utc-offset-from element defines the UTC offset in hours and minutes 
        before the start of this observance.   
      </documentation>
    </annotation>
    <restriction base="string"/>
  </simpleType>
              
  <simpleType name="UtcOffsetToType">
    <annotation>
      <documentation xml:lang="en">
        The utc-offset-to element defines the UTC offset in hours and minutes at 
        and after the start of this observance.   
      </documentation>
    </annotation>
    <restriction base="string"/>
  </simpleType>
  
  <complexType name="AliasType">
    <annotation>
      <documentation xml:lang="en">
        Defines alternative identifiers that can be used for the timezone. This 
        feature allows mapping of old identifiers onto new. 
      </documentation>
    </annotation>
    <simpleContent>
      <extension base="string">
        <attribute ref="xml:lang" />
      </extension>
    </simpleContent>
  </complexType>
  
  <complexType name="BaseResultType" abstract="true" />
  
  <!-- *********************************************************************
                             capabilities response
       ********************************************************************* -->
  
  <complexType name="CapabilitiesAcceptParameterType">
    <annotation>
      <documentation xml:lang="en">
        This defines the name, type and characteristics of an operation parameter. 
      </documentation>
    </annotation>
    <sequence> 
      <element name="name" type="string" />
      <element name="required" type="boolean" />
      <element name="multi" type="boolean" />
      <element name="value" type="string" />
      <element name="description" type="string" />
    </sequence>
  </complexType>
  
  <complexType name="CapabilitiesOperationType">
    <annotation>
      <documentation xml:lang="en">
        The element used as the container for information defining an operation 
        and its parameters. .
      </documentation>
    </annotation>
    <sequence> 
      <element name="action" type="string" />
      <element name="description" type="string" />
      <element name="accept-parameter" type="tns:CapabilitiesAcceptParameterType" 
               maxOccurs="unbounded" />
    </sequence>
  </complexType>
  
  <complexType name="CapabilitiesType">
    <annotation>
      <documentation xml:lang="en">
           The root (top-level) element used as the container for capabilities information.
      </documentation>
    </annotation>
    <complexContent mixed="false">
      <extension base="tns:BaseResultType">
        <sequence> 
          <element name="operation" type="tns:CapabilitiesOperationType"
                    maxOccurs="unbounded" />
        </sequence>
      </extension>
    </complexContent>
  </complexType>
  
  <element name="capabilities" type="tns:CapabilitiesType" />
  
  <!-- *********************************************************************
                             list response
       ********************************************************************* -->
  
  <complexType name="SummaryType">
    <annotation>
      <documentation xml:lang="en">
        This defines the element that provides summary information for a timezone 
        in the timezones list. 
      </documentation>
    </annotation>
    <sequence >
      <element name="tzid" type="tns:TzidType" minOccurs="1" />
      <element name="last-modified" type="tns:LastmodifiedType" />
      <element name="local-name" type="tns:LocalNameType"
               maxOccurs="unbounded" />
      <element name="alias" type="tns:AliasType"
               maxOccurs="unbounded" />
    </sequence>
  </complexType>
  
  <complexType name="TimezoneListType">
    <annotation>
      <documentation xml:lang="en">
        This defines the root (top-level) element used as the container for 
        a timezone listing.  
      </documentation>
    </annotation>
    <complexContent mixed="false">
      <extension base="tns:BaseResultType">
        <sequence >
          <element name="dtstamp" type="tns:DtstampType" minOccurs="1" />
          <element name="summary" type="tns:SummaryType"
                   maxOccurs="unbounded"  />
        </sequence>
      </extension>
    </complexContent>
  </complexType>
  
  <element name="timezone-list" type="tns:TimezoneListType" />
  
  <!-- *********************************************************************
                            expand response
       ********************************************************************* -->
  
  <complexType name="ObservanceType">
    <annotation>
      <documentation xml:lang="en">
        In an expanded timezone, the observance element specifies a single 
        timezone observance.  
      </documentation>
    </annotation>
    <sequence> 
      <element name="name" type="string" />
      <element name="local-name" type="tns:LocalNameType"
               maxOccurs="unbounded" />
      <element name="onset" type="tns:OnsetType" minOccurs="1" />
      <element name="utc-offset-from" type="tns:UtcOffsetFromType" minOccurs="1" />
      <element name="utc-offset-to" type="tns:UtcOffsetToType" minOccurs="1" />
    </sequence>
  </complexType>
  
  <complexType name="TzdataType">
    <annotation>
      <documentation xml:lang="en">
        This element specifies expanded timezone data for the range specified in 
        a request. 
      </documentation>
    </annotation>
    <sequence> 
      <element name="tzid" type="tns:TzidType" minOccurs="1" />
      <element name="calscale" type="tns:CalscaleType" />
      <element name="observance" type="tns:ObservanceType" 
               maxOccurs="unbounded" />
    </sequence>
  </complexType>
  
  <complexType name="TimezonesType">
    <annotation>
      <documentation xml:lang="en">
        This defines the root (top-level) element used as the container for 
        expanded timezone data.  
      </documentation>
    </annotation>
    <complexContent mixed="false">
      <extension base="tns:BaseResultType">
        <sequence >
          <element name="dtstamp" type="tns:DtstampType" minOccurs="1" />
          <element name="tzdata" type="tns:TzdataType"
                   maxOccurs="unbounded"  />
        </sequence>
      </extension>
    </complexContent>
  </complexType>
  
  <element name="timezones" type="tns:TimezonesType" />
</schema>