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Clarify and refactor content namespaces
[gpl/argeo-suite.git] / org.argeo.app.core / src / org / argeo / app / core / schemas / xlink.xsd
diff --git a/org.argeo.app.core/src/org/argeo/app/core/schemas/xlink.xsd b/org.argeo.app.core/src/org/argeo/app/core/schemas/xlink.xsd
new file mode 100644 (file)
index 0000000..e9ce635
--- /dev/null
+++ b/org.argeo.app.core/src/org/argeo/app/core/schemas/xlink.xsd
@@ -0,0 +1,293 @@
+<?xml version='1.0' encoding='UTF-8'?>\r
+<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" targetNamespace="http://www.w3.org/1999/xlink" xmlns:xlink="http://www.w3.org/1999/xlink">\r
+ \r
+ <xs:annotation>\r
+  <xs:documentation>This schema is not normative, or even definitive.  The\r
+prose copy in the XLink 1.1 recommendation (http://www.w3.org/TR/xlink11/) is\r
+definitive, although it should not differ from this file, except for the\r
+absence of these two initial comments.</xs:documentation>\r
+ </xs:annotation>\r
+ \r
+ <xs:annotation>\r
+  <xs:documentation>In keeping with the W3C's standard versioning\r
+   policy, this schema document will persist at\r
+   http://www.w3.org/XML/2008/06/xlink.xsd.\r
+   At the date of issue it can also be found at\r
+   http://www.w3.org/1999/xlink.xsd.\r
+   The schema document at that URI may however change in the future,\r
+   in order to remain compatible with the latest version of XML Schema\r
+   itself, or with the XLink namespace itself.  In other words, if the XML\r
+   Schema or XLink namespaces change, the version of this document at\r
+   http://www.w3.org/1999/xlink.xsd will change\r
+   accordingly; the version at\r
+   http://www.w3.org/2008/06/xlink.xsd will not change.\r
+</xs:documentation>\r
+ </xs:annotation>\r
+ \r
+ <xs:annotation>\r
+  <xs:documentation>This schema document provides attribute declarations and\r
+attribute group, complex type and simple type definitions which can be used in\r
+the construction of user schemas to define the structure of particular linking\r
+constructs, e.g.\r
+<![CDATA[\r
+<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema"\r
+           xmlns:xl="http://www.w3.org/1999/xlink">\r
+\r
+ <xs:import namespace="http://www.w3.org/1999/xlink"\r
+            location="http://www.w3.org/1999/xlink.xsd">\r
+\r
+ <xs:element name="mySimple">\r
+  <xs:complexType>\r
+   ...\r
+   <xs:attributeGroup ref="xl:simpleAttrs"/>\r
+   ...\r
+  </xs:complexType>\r
+ </xs:element>\r
+ ...\r
+</xs:schema>]]></xs:documentation>\r
+ </xs:annotation>\r
+\r
+ <xs:import namespace="http://www.w3.org/XML/1998/namespace" schemaLocation="xml.xsd"/>\r
+\r
+ <xs:attribute name="type" type="xlink:typeType"/>\r
+\r
+ <xs:simpleType name="typeType">\r
+  <xs:restriction base="xs:token">\r
+   <xs:enumeration value="simple"/>\r
+   <xs:enumeration value="extended"/>\r
+   <xs:enumeration value="title"/>\r
+   <xs:enumeration value="resource"/>\r
+   <xs:enumeration value="locator"/>\r
+   <xs:enumeration value="arc"/>\r
+  </xs:restriction>\r
+ </xs:simpleType>\r
+\r
+ <xs:attribute name="href" type="xlink:hrefType"/>\r
+\r
+ <xs:simpleType name="hrefType">\r
+  <xs:restriction base="xs:anyURI"/>\r
+ </xs:simpleType>\r
+\r
+ <xs:attribute name="role" type="xlink:roleType"/>\r
+\r
+ <xs:simpleType name="roleType">\r
+  <xs:restriction base="xs:anyURI">\r
+   <xs:minLength value="1"/>\r
+  </xs:restriction>\r
+ </xs:simpleType>\r
+\r
+ <xs:attribute name="arcrole" type="xlink:arcroleType"/>\r
+\r
+ <xs:simpleType name="arcroleType">\r
+  <xs:restriction base="xs:anyURI">\r
+   <xs:minLength value="1"/>\r
+  </xs:restriction>\r
+ </xs:simpleType>\r
+\r
+ <xs:attribute name="title" type="xlink:titleAttrType"/>\r
+\r
+ <xs:simpleType name="titleAttrType">\r
+  <xs:restriction base="xs:string"/>\r
+ </xs:simpleType>\r
+\r
+ <xs:attribute name="show" type="xlink:showType"/>\r
+\r
+ <xs:simpleType name="showType">\r
+  <xs:restriction base="xs:token">\r
+   <xs:enumeration value="new"/>\r
+   <xs:enumeration value="replace"/>\r
+   <xs:enumeration value="embed"/>\r
+   <xs:enumeration value="other"/>\r
+   <xs:enumeration value="none"/>\r
+  </xs:restriction>\r
+ </xs:simpleType>\r
+\r
+ <xs:attribute name="actuate" type="xlink:actuateType"/>\r
+\r
+ <xs:simpleType name="actuateType">\r
+  <xs:restriction base="xs:token">\r
+   <xs:enumeration value="onLoad"/>\r
+   <xs:enumeration value="onRequest"/>\r
+   <xs:enumeration value="other"/>\r
+   <xs:enumeration value="none"/>\r
+  </xs:restriction>\r
+ </xs:simpleType>\r
+\r
+ <xs:attribute name="label" type="xlink:labelType"/>\r
+\r
+ <xs:simpleType name="labelType">\r
+  <xs:restriction base="xs:NCName"/>\r
+ </xs:simpleType>\r
+\r
+ <xs:attribute name="from" type="xlink:fromType"/>\r
+\r
+ <xs:simpleType name="fromType">\r
+  <xs:restriction base="xs:NCName"/>\r
+ </xs:simpleType>\r
+\r
+ <xs:attribute name="to" type="xlink:toType"/>\r
+\r
+ <xs:simpleType name="toType">\r
+  <xs:restriction base="xs:NCName"/>\r
+ </xs:simpleType>\r
+\r
+ <xs:attributeGroup name="simpleAttrs">\r
+  <xs:attribute ref="xlink:type" fixed="simple"/>\r
+  <xs:attribute ref="xlink:href"/>\r
+  <xs:attribute ref="xlink:role"/>\r
+  <xs:attribute ref="xlink:arcrole"/>\r
+  <xs:attribute ref="xlink:title"/>\r
+  <xs:attribute ref="xlink:show"/>\r
+  <xs:attribute ref="xlink:actuate"/>\r
+ </xs:attributeGroup>\r
+\r
+ <xs:group name="simpleModel">\r
+  <xs:sequence>\r
+   <xs:any processContents="lax" minOccurs="0" maxOccurs="unbounded"/>\r
+  </xs:sequence>\r
+ </xs:group>\r
+\r
+ <xs:complexType mixed="true" name="simple">\r
+  <xs:annotation>\r
+   <xs:documentation>\r
+    Intended for use as the type of user-declared elements to make them\r
+    simple links.\r
+   </xs:documentation>\r
+  </xs:annotation>\r
+  <xs:group ref="xlink:simpleModel"/>\r
+  <xs:attributeGroup ref="xlink:simpleAttrs"/>\r
+ </xs:complexType>\r
+\r
+ <xs:attributeGroup name="extendedAttrs">\r
+  <xs:attribute ref="xlink:type" fixed="extended" use="required"/>\r
+  <xs:attribute ref="xlink:role"/>\r
+  <xs:attribute ref="xlink:title"/>\r
+ </xs:attributeGroup>\r
+\r
+ <xs:group name="extendedModel">\r
+   <xs:choice>\r
+    <xs:element ref="xlink:title"/>\r
+    <xs:element ref="xlink:resource"/>\r
+    <xs:element ref="xlink:locator"/>\r
+    <xs:element ref="xlink:arc"/>\r
+  </xs:choice>\r
+ </xs:group>\r
+\r
+ <xs:complexType name="extended">\r
+  <xs:annotation>\r
+   <xs:documentation>\r
+    Intended for use as the type of user-declared elements to make them\r
+    extended links.\r
+    Note that the elements referenced in the content model are all abstract.\r
+    The intention is that by simply declaring elements with these as their\r
+    substitutionGroup, all the right things will happen.\r
+   </xs:documentation>\r
+  </xs:annotation>\r
+  <xs:group ref="xlink:extendedModel" minOccurs="0" maxOccurs="unbounded"/>\r
+  <xs:attributeGroup ref="xlink:extendedAttrs"/>\r
+ </xs:complexType>\r
+\r
+ <xs:element name="title" type="xlink:titleEltType" abstract="true"/>\r
+\r
+ <xs:attributeGroup name="titleAttrs">\r
+  <xs:attribute ref="xlink:type" fixed="title" use="required"/>\r
+  <xs:attribute ref="xml:lang">\r
+   <xs:annotation>\r
+    <xs:documentation>\r
+     xml:lang is not required, but provides much of the\r
+     motivation for title elements in addition to attributes, and so\r
+     is provided here for convenience.\r
+    </xs:documentation>\r
+   </xs:annotation>\r
+  </xs:attribute>\r
+ </xs:attributeGroup>\r
+\r
+ <xs:group name="titleModel">\r
+  <xs:sequence>\r
+   <xs:any processContents="lax" minOccurs="0" maxOccurs="unbounded"/>\r
+  </xs:sequence>\r
+ </xs:group>\r
+\r
+ <xs:complexType mixed="true" name="titleEltType">\r
+  <xs:group ref="xlink:titleModel"/>\r
+  <xs:attributeGroup ref="xlink:titleAttrs"/>\r
+ </xs:complexType>\r
+\r
+ <xs:element name="resource" type="xlink:resourceType" abstract="true"/>\r
+\r
+ <xs:attributeGroup name="resourceAttrs">\r
+  <xs:attribute ref="xlink:type" fixed="resource" use="required"/>\r
+  <xs:attribute ref="xlink:role"/>\r
+  <xs:attribute ref="xlink:title"/>\r
+  <xs:attribute ref="xlink:label"/>\r
+ </xs:attributeGroup>\r
+\r
+ <xs:group name="resourceModel">\r
+  <xs:sequence>\r
+   <xs:any processContents="lax" minOccurs="0" maxOccurs="unbounded"/>\r
+  </xs:sequence>\r
+ </xs:group>\r
+\r
+ <xs:complexType mixed="true" name="resourceType">\r
+  <xs:group ref="xlink:resourceModel"/>\r
+  <xs:attributeGroup ref="xlink:resourceAttrs"/>\r
+ </xs:complexType>\r
+\r
+ <xs:element name="locator" type="xlink:locatorType" abstract="true"/>\r
+\r
+ <xs:attributeGroup name="locatorAttrs">\r
+  <xs:attribute ref="xlink:type" fixed="locator" use="required"/>\r
+  <xs:attribute ref="xlink:href" use="required"/>\r
+  <xs:attribute ref="xlink:role"/>\r
+  <xs:attribute ref="xlink:title"/>\r
+  <xs:attribute ref="xlink:label">\r
+   <xs:annotation>\r
+    <xs:documentation>\r
+     label is not required, but locators have no particular\r
+     XLink function if they are not labeled.\r
+    </xs:documentation>\r
+   </xs:annotation>\r
+  </xs:attribute>\r
+ </xs:attributeGroup>\r
+\r
+ <xs:group name="locatorModel">\r
+  <xs:sequence>\r
+   <xs:element ref="xlink:title" minOccurs="0" maxOccurs="unbounded"/>\r
+  </xs:sequence>\r
+ </xs:group>\r
+\r
+ <xs:complexType name="locatorType">\r
+  <xs:group ref="xlink:locatorModel"/>\r
+  <xs:attributeGroup ref="xlink:locatorAttrs"/>\r
+ </xs:complexType>\r
+\r
+ <xs:element name="arc" type="xlink:arcType" abstract="true"/>\r
+\r
+ <xs:attributeGroup name="arcAttrs">\r
+  <xs:attribute ref="xlink:type" fixed="arc" use="required"/>\r
+  <xs:attribute ref="xlink:arcrole"/>\r
+  <xs:attribute ref="xlink:title"/>\r
+  <xs:attribute ref="xlink:show"/>\r
+  <xs:attribute ref="xlink:actuate"/>\r
+  <xs:attribute ref="xlink:from"/>\r
+  <xs:attribute ref="xlink:to">\r
+   <xs:annotation>\r
+    <xs:documentation>\r
+     from and to have default behavior when values are missing\r
+    </xs:documentation>\r
+   </xs:annotation>\r
+  </xs:attribute>\r
+ </xs:attributeGroup>\r
+\r
+ <xs:group name="arcModel">\r
+  <xs:sequence>\r
+   <xs:element ref="xlink:title" minOccurs="0" maxOccurs="unbounded"/>\r
+  </xs:sequence>\r
+ </xs:group>\r
+\r
+ <xs:complexType name="arcType">\r
+  <xs:group ref="xlink:arcModel"/>\r
+  <xs:attributeGroup ref="xlink:arcAttrs"/>\r
+ </xs:complexType>\r
+\r
+</xs:schema>\r
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