Metacat

<!ELEMENT WMT_MS_Capabilities (Service, Capability) >

<!ATTLIST WMT_MS_Capabilities

	  version CDATA #FIXED "1.1.1"

	  updateSequence CDATA #IMPLIED>

<!-- Elements used in multiple places. -->

<!-- The Name is typically for machine-to-machine communication. -->

<!ELEMENT Name (#PCDATA) >

<!-- The Title is for informative display to a human. -->

<!ELEMENT Title (#PCDATA) >

<!-- The abstract is a longer narrative description of an object. -->

<!ELEMENT Abstract (#PCDATA) > 

<!-- An OnlineResource is typically an HTTP URL.  The URL is placed in the

xlink:href attribute.  The xmlns:xlink attribute is a required XML namespace

declaration. -->

<!ELEMENT OnlineResource EMPTY>

<!ATTLIST OnlineResource

          xmlns:xlink CDATA #FIXED "http://www.w3.org/1999/xlink"

          xlink:type CDATA #FIXED "simple"

          xlink:href CDATA #REQUIRED >

<!-- A container for listing an available format's MIME type. -->

<!ELEMENT Format (#PCDATA) >

<!-- General service metadata. -->

<!ELEMENT Service (Name, Title, Abstract?, KeywordList?, OnlineResource,

                   ContactInformation?, Fees?, AccessConstraints?) >

<!-- List of keywords or keyword phrases to help catalog searching. -->

<!ELEMENT KeywordList (Keyword*) >

<!-- A single keyword or phrase. -->

<!ELEMENT Keyword (#PCDATA) >

<!-- Information about a contact person for the service. -->

<!ELEMENT ContactInformation  (ContactPersonPrimary?, ContactPosition?,

                               ContactAddress?, ContactVoiceTelephone?,

                               ContactFacsimileTelephone?,

                               ContactElectronicMailAddress?) >

<!--The primary contact person.-->

<!ELEMENT ContactPersonPrimary  (ContactPerson, ContactOrganization) >

<!--The person to contact.-->

<!ELEMENT ContactPerson  (#PCDATA) >

<!--The organization supplying the service.-->

<!ELEMENT ContactOrganization  (#PCDATA) >

<!--The position title for the contact person.-->

<!ELEMENT ContactPosition  (#PCDATA) >

<!--The address for the contact supplying the service.-->

<!ELEMENT ContactAddress  (AddressType,Address,City,StateOrProvince,PostCode,

               Country) >

<!--The type of address.-->

<!ELEMENT AddressType  (#PCDATA) >

<!--The street address.-->

<!ELEMENT Address  (#PCDATA) >

<!--The address city.-->

<!ELEMENT City  (#PCDATA) >

<!--The state or province.-->

<!ELEMENT StateOrProvince  (#PCDATA) >

<!--The zip or postal code.-->

<!ELEMENT PostCode  (#PCDATA) >

<!--The address country.-->

<!ELEMENT Country  (#PCDATA) >

<!--Contact telephone number.-->

<!ELEMENT ContactVoiceTelephone  (#PCDATA) >

<!--The contact fax number.-->

<!ELEMENT ContactFacsimileTelephone  (#PCDATA) >

<!--The e-mail address for the contact.-->

<!ELEMENT ContactElectronicMailAddress  (#PCDATA) >

<!-- Elements indicating what fees or access constraints are imposed. -->

<!ELEMENT Fees (#PCDATA)>

<!ELEMENT AccessConstraints (#PCDATA)>

<!-- A Capability lists available request types, how exceptions

may be reported, and whether any vendor-specific capabilities are defined.  It

also includes an optional list of map layers available from this server. -->

<!ELEMENT Capability 

          (Request, Exception, VendorSpecificCapabilities?,

	   UserDefinedSymbolization?, Layer?) >

<!-- Available WMS Operations are listed in a Request element. -->

<!ELEMENT Request (GetCapabilities, GetMap, GetFeatureInfo?,

                   DescribeLayer?, GetLegendGraphic?, GetStyles?, PutStyles?) >

<!-- For each operation offered by the server, list the available output

formats and the online resource. -->

<!ELEMENT GetCapabilities (Format+, DCPType+)>

<!ELEMENT GetMap (Format+, DCPType+)>

<!ELEMENT GetFeatureInfo (Format+, DCPType+)>

<!-- The following optional operations only apply to SLD-enabled WMS -->

<!ELEMENT DescribeLayer (Format+, DCPType+)>

<!ELEMENT GetLegendGraphic (Format+, DCPType+)>

<!ELEMENT GetStyles (Format+, DCPType+)>

<!ELEMENT PutStyles (Format+, DCPType+)>

<!-- Available Distributed Computing Platforms (DCPs) are

listed here.  At present, only HTTP is defined. -->

<!ELEMENT DCPType (HTTP) >

<!-- Available HTTP request methods.  One or both may be supported. -->

<!ELEMENT HTTP (Get | Post)+ >

<!-- URL prefix for each HTTP request method. -->

<!ELEMENT Get (OnlineResource) >

<!ELEMENT Post (OnlineResource) >

<!-- An Exception element indicates which error-reporting formats are supported. -->

<!ELEMENT Exception (Format+)>

<!-- Optional user-defined symbolization (used only by SLD-enabled WMSes). -->

<!ELEMENT UserDefinedSymbolization EMPTY >

<!ATTLIST UserDefinedSymbolization

          SupportSLD (0 | 1) "0"

          UserLayer (0 | 1) "0"

          UserStyle (0 | 1) "0"

          RemoteWFS (0 | 1) "0" >

<!-- Nested list of zero or more map Layers offered by this server. -->

<!ELEMENT Layer ( Name?, Title, Abstract?, KeywordList?, SRS*,

                  LatLonBoundingBox?, BoundingBox*, Dimension*, Extent*,

                  Attribution?, AuthorityURL*, Identifier*, MetadataURL*, DataURL*,

                  FeatureListURL*, Style*, ScaleHint?, Layer* ) >

<!-- Optional attributes-->

<!ATTLIST Layer queryable (0 | 1) "0"

                cascaded CDATA #IMPLIED

                opaque (0 | 1) "0"

                noSubsets (0 | 1) "0"

                fixedWidth CDATA #IMPLIED

                fixedHeight CDATA #IMPLIED >

<!-- Identifier for a single Spatial Reference Systems (SRS). -->

<!ELEMENT SRS (#PCDATA) >

<!-- The LatLonBoundingBox attributes indicate the edges of the enclosing

rectangle in latitude/longitude decimal degrees (as in SRS EPSG:4326 [WGS1984

lat/lon]). -->

<!ELEMENT LatLonBoundingBox EMPTY>

<!ATTLIST LatLonBoundingBox 

          minx CDATA #REQUIRED

          miny CDATA #REQUIRED

          maxx CDATA #REQUIRED

          maxy CDATA #REQUIRED>

<!-- The BoundingBox attributes indicate the edges of the bounding box

in units of the specified spatial reference system. -->

<!ELEMENT BoundingBox EMPTY>

<!ATTLIST BoundingBox 

          SRS CDATA #REQUIRED

          minx CDATA #REQUIRED

          miny CDATA #REQUIRED

          maxx CDATA #REQUIRED

          maxy CDATA #REQUIRED

          resx CDATA #IMPLIED

          resy CDATA #IMPLIED>

<!-- The Dimension element declares the _existence_ of a dimension. -->

<!ELEMENT Dimension EMPTY >

<!ATTLIST Dimension

          name CDATA #REQUIRED

          units CDATA #REQUIRED

          unitSymbol CDATA #IMPLIED>

<!-- The Extent element indicates what _values_ along a dimension are valid. -->

<!ELEMENT Extent (#PCDATA) >

<!ATTLIST Extent

          name CDATA #REQUIRED

          default CDATA #IMPLIED

          nearestValue (0 | 1) "0">

<!-- Attribution indicates the provider of a Layer or collection of Layers.

The provider's URL, descriptive title string, and/or logo image URL may be

supplied.  Client applications may choose to display one or more of these

items.  A format element indicates the MIME type of the logo image located at

LogoURL.  The logo image's width and height assist client applications in

laying out space to display the logo. -->

<!ELEMENT Attribution ( Title?, OnlineResource?, LogoURL? )>

<!ELEMENT LogoURL (Format, OnlineResource) >

<!ATTLIST LogoURL

          width NMTOKEN #REQUIRED

          height NMTOKEN #REQUIRED>

<!-- A Map Server may use zero or more MetadataURL elements to offer detailed,

standardized metadata about the data underneath a particular layer. The type

attribute indicates the standard to which the metadata complies.  Two types

are defined at present: 'TC211' = ISO TC211 19115; 'FGDC' = FGDC CSDGM.  The

format element indicates how the metadata is structured. -->

<!ELEMENT MetadataURL (Format, OnlineResource) >

<!ATTLIST MetadataURL

          type ( TC211 | FGDC ) #REQUIRED>

<!-- A Map Server may use zero or more Identifier elements to list ID numbers

or labels defined by a particular Authority.  For example, the Global Change

Master Directory (gcmd.gsfc.nasa.gov) defines a DIF_ID label for every

dataset.  The authority name and explanatory URL are defined in a separate

AuthorityURL element, which may be defined once and inherited by subsidiary

layers.  Identifiers themselves are not inherited. -->

<!ELEMENT AuthorityURL (OnlineResource) >

<!ATTLIST AuthorityURL

          name NMTOKEN #REQUIRED >

<!ELEMENT Identifier (#PCDATA) >

<!ATTLIST Identifier

          authority CDATA #REQUIRED >

<!-- A Map Server may use DataURL to offer more information about the data

underneath a particular layer. While the semantics are not well-defined, as

long as the results of an HTTP GET request against the DataURL are properly

MIME-typed, Viewer Clients and Cascading Map Servers can make use of this. -->

<!ELEMENT DataURL (Format, OnlineResource) >

<!-- A Map Server may use FeatureListURL to point to a list of the features

represented in a Layer. -->

<!ELEMENT FeatureListURL (Format, OnlineResource) >

<!-- A Style element lists the name by which a style is requested and a

human-readable title for pick lists, optionally (and ideally) provides a

human-readable description, and optionally gives a style URL. -->

<!ELEMENT Style ( Name, Title, Abstract?,

                  LegendURL*, StyleSheetURL?, StyleURL? ) >

<!-- A Map Server may use zero or more LegendURL elements to provide an

image(s) of a legend relevant to each Style of a Layer.  The Format element

indicates the MIME type of the legend. Width and height attributes are

provided to assist client applications in laying out space to display the

legend. -->

<!ELEMENT LegendURL (Format, OnlineResource) >

<!ATTLIST LegendURL

          width NMTOKEN #REQUIRED

          height NMTOKEN #REQUIRED>

<!-- StyleSheeetURL provides symbology information foreach Style of a Layer. -->

<!ELEMENT StyleSheetURL (Format, OnlineResource) >

<!-- A Map Server may use StyleURL to offer more information about the data or

symbology underlying a particular Style. While the semantics are not

well-defined, as long as the results of an HTTP GET request against the

StyleURL are properly MIME-typed, Viewer Clients and Cascading Map Servers can

make use of this. A possible use could be to allow a Map Server to provide

legend information. -->

<!ELEMENT StyleURL (Format, OnlineResource) >

<!-- Minimum and maximum scale hints for which it is appropriate to

display this layer. -->

<!ELEMENT ScaleHint EMPTY>

<!ATTLIST ScaleHint

          min CDATA #REQUIRED

          max CDATA #REQUIRED>