CrossRef · Klortho · Apr 16, 2015 · Apr 16, 2015 · Apr 16, 2015 · Apr 17, 2015
diff --git a/.gitignore b/.gitignore
@@ -0,0 +1 @@
+OxygenProject.xpr
diff --git a/README.md b/README.md
@@ -0,0 +1,7 @@
+Files here correspond as follows to the Recommended Practice document
+NISO RP-22-2015, revision after July, 2015.
+
+The files in the examples directory correspond to the examples listed
+in the appendices of the Recommended Practice.
+
+See also the [NISO ALI Schemas page](http://www.niso.org/schemas/ali/).
diff --git a/niso-ali-1.0.xsd → ali.xsd b/niso-ali-1.0.xsd → ali.xsd
@@ -1,18 +1,18 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema"
-	    targetNamespace="http://www.niso.org/schemas/ali/1.0/">
+            targetNamespace="http://www.niso.org/schemas/ali/">
   <xsd:element name="free_to_read">
     <xsd:complexType>
       <xsd:attribute name="end_date" use="optional" type="xsd:date"/>
-      <xsd:attribute name="start_date" use="required" type="xsd:date"/>
+      <xsd:attribute name="start_date" use="optional" type="xsd:date"/>
     </xsd:complexType>
   </xsd:element>
   <xsd:element name="license_ref">
     <xsd:complexType>
       <xsd:simpleContent>
-	<xsd:extension base="xsd:anyURI">
-	  <xsd:attribute name="start_date" use="optional" type="xsd:date"/>
-	</xsd:extension>
+        <xsd:extension base="xsd:anyURI">
+          <xsd:attribute name="start_date" use="optional" type="xsd:date"/>
+        </xsd:extension>
       </xsd:simpleContent>
     </xsd:complexType>
   </xsd:element>

diff --git a/examples/document.xsd b/examples/document.xsd
@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  This schema file exists only so as to test validation of some of the example XML files.
+-->
+<xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema"
+            xmlns:ali="http://www.niso.org/schemas/ali/">
+  <xsd:import schemaLocation="../ali.xsd" namespace='http://www.niso.org/schemas/ali/'/>
+  <xsd:element name="document">
+    <xsd:complexType mixed="true">
+      <xsd:sequence>
+        <xsd:any minOccurs="0" maxOccurs="unbounded"
+          processContents="skip"/>
+      </xsd:sequence>
+    </xsd:complexType>
+  </xsd:element>
+</xsd:schema>
+
diff --git a/examples/free-to-read-indefinitely.json b/examples/free-to-read-indefinitely.json
@@ -0,0 +1,4 @@
+{
+  "@context": "http://www.niso.org/schemas/ali/1.0/jsonld.json",
+  "free_to_read": true
+}
diff --git a/examples/free-to-read-indefinitely.rdf b/examples/free-to-read-indefinitely.rdf
@@ -1,25 +1,11 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<rdf:RDF
-    xmlns:ali="http://www.niso.org/schemas/ali/1.0/"
-    xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
-    xmlns:dc="http://purl.org/dc/elements/1.1/"
-    xmlns:xsd="http://www.w3.org/2001/XMLSchema#">
+<rdf:RDF xmlns:ali="http://www.niso.org/schemas/ali/"
+         xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+         xmlns:dc="http://purl.org/dc/elements/1.1/" 
+         xmlns:xsd="http://www.w3.org/2001/XMLSchema#">
   <rdf:Description rdf:about="http://dx.doi.org/10.1234567890">
     <!-- Various metadata elements can go here... -->
     <dc:title>A Breakthrough Paper</dc:title>
-    <ali:free_to_read rdf:parseType="Resource">
-      <!-- free to read from issued date -->
-      <ali:start_date rdf:datatype="xsd:date">2014-12-24</ali:start_date>
-    </ali:free_to_read>
-    <ali:license_ref rdf:parseType="Resource">
-      <!-- applying a license from 1 Nov 2014 onwards -->
-      <ali:start_date rdf:datatype="xsd:date">2014-11-01</ali:start_date>
-      <ali:uri rdf:resource="http://www.psychoceramics.org/license_v1.html"/>
-    </ali:license_ref>
-    <ali:license_ref rdf:parseType="Resource">
-      <!-- making the license more liberal one year later -->
-      <ali:start_date rdf:datatype="xsd:date">2015-11-01</ali:start_date>
-      <ali:uri rdf:resource="http://www.psychoceramics.org/open_license.html"/>
-    </ali:license_ref>
+    <ali:free_to_read rdf:datatype="xsd:boolean">true</ali:free_to_read>
   </rdf:Description>
 </rdf:RDF>
diff --git a/examples/free-to-read-indefinitely.xml b/examples/free-to-read-indefinitely.xml
@@ -0,0 +1 @@
+<free_to_read xmlns="http://www.niso.org/schemas/ali/"/>
diff --git a/examples/free-to-read-indefinitely.xmp b/examples/free-to-read-indefinitely.xmp
@@ -1,19 +1,16 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<rdf:RDF
-    xmlns:ali="http://www.niso.org/schemas/ali/1.0/"
-    xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
-    xmlns:dc="http://purl.org/dc/elements/1.1/"
-    xmlns:xsd="http://www.w3.org/2001/XMLSchema#">
-    <rdf:Description rdf:about="http://dx.doi.org/10.1234567890">
-      <!-- Various metadata elements can go here... -->
-      <dc:title>A Breakthrough Paper</dc:title>
-      <ali:free_to_read>
-	<rdf:Bag>
-	  <rdf:li rdf:parseType="Resource">
-	    <!-- free to read from issued date -->
-	    <ali:start_date>2014-12-24</ali:start_date>
-	  </rdf:li>
-	</rdf:Bag>
-      </ali:free_to_read>
-    </rdf:Description>
-  </rdf:RDF>
+<rdf:RDF xmlns:ali="http://www.niso.org/schemas/ali/1.0/"
+         xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+         xmlns:dc="http://purl.org/dc/elements/1.1/" 
+         xmlns:xsd="http://www.w3.org/2001/XMLSchema#">
+  <rdf:Description rdf:about="http://dx.doi.org/10.1234567890">
+    <!-- Various metadata elements can go here... -->
+    <dc:title>
+      <rdf:Alt>
+        <rdf:li xml:lang="x-default">A Breakthrough Paper</rdf:li>
+      </rdf:Alt>
+    </dc:title>
+    <ali:free_to_read 
+      rdf:datatype="http://www.w3.org/2001/XMLSchema#boolean">true</ali:free_to_read>
+  </rdf:Description>
+</rdf:RDF>
diff --git a/examples/free-to-read-period.json b/examples/free-to-read-period.json
@@ -1,7 +1,7 @@
 {
-    "@context": "http://www.niso.org/schemas/ali/1.0/jsonld.json",
-    "free_to_read": {
-	"start_date": "2013-02-03",
-	"end_date": "2013-10-03"
-    }
+  "@context": "http://www.niso.org/schemas/ali/1.0/jsonld.json",
+  "free_to_read": {
+ 	  "start_date": "2013-02-03",
+    "end_date": "2013-10-03"
+  }
 }
diff --git a/examples/free-to-read-period.xml b/examples/free-to-read-period.xml
@@ -0,0 +1,8 @@
+<document xmlns:ali="http://www.niso.org/schemas/ali/"> 
+  ... 
+  <ali:free_to_read start_date="2014-01-01"
+                    end_date="2014-12-31"/>
+  <ali:license_ref start_date="2015-02-03"
+    >http://www.examplesite.org/open_license.html</ali:license_ref> 
+  ... 
+</document>
diff --git a/examples/free-to-read-periods.rdf b/examples/free-to-read-periods.rdf
@@ -1,9 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<rdf:RDF
-    xmlns:ali="http://www.niso.org/schemas/ali/1.0/"
-    xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
-    xmlns:dc="http://purl.org/dc/elements/1.1/"
-    xmlns:xsd="http://www.w3.org/2001/XMLSchema#">
+<rdf:RDF xmlns:ali="http://www.niso.org/schemas/ali/"
+         xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+         xmlns:dc="http://purl.org/dc/elements/1.1/" 
+         xmlns:xsd="http://www.w3.org/2001/XMLSchema#">
   <rdf:Description rdf:about="http://dx.doi.org/10.1234567890">
     <!-- Various metadata elements can go here... -->
     <dc:title>A Breakthrough Paper</dc:title>

diff --git a/examples/free-to-read-periods.xmp b/examples/free-to-read-periods.xmp
@@ -1,41 +1,42 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<rdf:RDF
-    xmlns:ali="http://www.niso.org/schemas/ali/1.0/"
-    xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
-    xmlns:dc="http://purl.org/dc/elements/1.1/"
-    xmlns:xsd="http://www.w3.org/2001/XMLSchema#">
-    <rdf:Description rdf:about="http://dx.doi.org/10.1234567890">
-      <!-- Various metadata elements can go here... -->
-      <dc:title>A Breakthrough Paper</dc:title>
-      <ali:free_to_read>
-	<rdf:Bag>
-	  <rdf:li rdf:parseType="Resource">
-	    <!-- free to read period around X-Mas -->
-	    <ali:start_date>2014-12-24</ali:start_date>
-	    <ali:end_date>2014-12-31</ali:end_date>
-	  </rdf:li>
-	  <rdf:li rdf:parseType="Resource">
-	    <!-- free to read period for Valentine’s Day -->
-	    <ali:start_date>2015-02-14</ali:start_date>
-	    <ali:end_date>2015-02-14</ali:end_date>
-	  </rdf:li>
-	</rdf:Bag>
-      </ali:free_to_read>
-      <ali:license_ref>
-	<rdf:Bag>
-	  <rdf:li rdf:parseType="Resource">
-	    <!-- applying a license from 1 Nov 2014 onwards -->
-	    <ali:start_date>2014-11-01</ali:start_date>
-	    <ali:uri>http://www.psychoceramics.org/
-	    license_v1.html</ali:uri>
-	  </rdf:li>
-	  <rdf:li rdf:parseType="Resource">
-	    <!-- making the license more liberal one year later -->
-	    <ali:start_date>2015-11-01</ali:start_date>
-	    <ali:uri>http://www.psychoceramics.org/
-	    open_license.html</ali:uri>
-	  </rdf:li>
-	</rdf:Bag>
-      </ali:license_ref>
-    </rdf:Description>
-  </rdf:RDF>
+<rdf:RDF xmlns:ali="http://www.niso.org/schemas/ali/"
+         xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+         xmlns:dc="http://purl.org/dc/elements/1.1/"
+         xmlns:xsd="http://www.w3.org/2001/XMLSchema#">
+  <rdf:Description rdf:about="http://dx.doi.org/10.1234567890">
+    <!-- Various metadata elements can go here... -->
+    <dc:title>
+      <rdf:Alt>
+        <rdf:li xml:lang="x-default">A Breakthrough Paper</rdf:li>
+      </rdf:Alt>
+    </dc:title>
+    <ali:free_to_read>
+      <rdf:Bag>
+        <rdf:li rdf:parseType="Resource">
+          <!-- free to read period around X-Mas -->
+          <ali:start_date>2014-12-24</ali:start_date>
+          <ali:end_date>2014-12-31</ali:end_date>
+        </rdf:li>
+        <rdf:li rdf:parseType="Resource">
+          <!-- free to read period for Valentine’s Day -->
+          <ali:start_date>2015-02-14</ali:start_date>
+          <ali:end_date>2015-02-14</ali:end_date>
+        </rdf:li>
+      </rdf:Bag>
+    </ali:free_to_read>
+    <ali:license_ref>
+      <rdf:Bag>
+        <rdf:li rdf:parseType="Resource">
+          <!-- applying a license from 1 Nov 2014 onwards -->
+          <ali:start_date>2014-11-01</ali:start_date>
+          <ali:uri>http://www.psychoceramics.org/license_v1.html</ali:uri>
+        </rdf:li>
+        <rdf:li rdf:parseType="Resource">
+          <!-- making the license more liberal one year later -->
+          <ali:start_date>2015-11-01</ali:start_date>
+          <ali:uri>http://www.psychoceramics.org/open_license.html</ali:uri>
+        </rdf:li>
+      </rdf:Bag>
+    </ali:license_ref>
+  </rdf:Description>
+</rdf:RDF>
diff --git a/examples/license-only.json b/examples/license-only.json
diff --git a/examples/license-with-start-date.json b/examples/license-with-start-date.json
@@ -1,10 +1,8 @@
 {
-    "@context": "http://www.niso.org/schemas/ali/1.0/jsonld.json",
-    "free_to_read": {
-	"start_date": "2014-04-04"
-    },
-    "license_ref": {
-	"uri": "http://creativecommons.org/licenses/3.0/",
-	"start_date": "2014-04-04"
-    }
+  "@context": "http://www.niso.org/schemas/ali/1.0/jsonld.json",
+  "free_to_read": true,
+  "license_ref": {
+    "start_date": "2014-04-04",
+    "uri": "http://creativecommons.org/licenses/3.0/"
+  }
 }
diff --git a/examples/license.json b/examples/license.json
@@ -0,0 +1,8 @@
+{
+  "@context": "http://www.niso.org/schemas/ali/1.0/jsonld.json",
+  "free_to_read": true,
+  "license_ref": {
+    "uri": "http://creativecommons.org/licenses/3.0/"
+  }
+}
+
diff --git a/examples/license.xml b/examples/license.xml
@@ -0,0 +1,3 @@
+<license_ref xmlns="http://www.niso.org/schemas/ali/" 
+             start_date="2014-01-01"
+  >https://creativecommons.org/licenses/by/4.0/</license_ref>
diff --git a/examples/two-licenses.json b/examples/two-licenses.json
@@ -1,16 +1,10 @@
 {
-    "@context": "http://www.niso.org/schemas/ali/1.0/jsonld.json",
-    "free_to_read": {
-	"start_date": "2014-04-04"
-    },
-    "license_ref": [
-	{
-	    "start_date": "2014-04-04",
-	    "uri": "http://creativecommons.org/licenses/by/3.0/"
-	},
-	{
-	    "start_date": "2015-04-04",
-	    "uri": "http://creativecommons.org/licenses/by/4.0/"
-	}
-    ]
+  "@context": "http://www.niso.org/schemas/ali/1.0/jsonld.json",
+  "free_to_read": true,
+  "license_ref": [
+    { "start_date": "2014-04-04",
+      "uri": "http://creativecommons.org/licenses/by/3.0/" },
+    { "start_date": "2015-04-04",
+      "uri": "http://creativecommons.org/licenses/by/4.0/" }
+  ]
 }
diff --git a/jsonld.json b/jsonld.json
@@ -0,0 +1,9 @@
+{
+  "@context": {
+   	"@vocab": "http://www.niso.org/schemas/ali/",
+ 	  "xsd": "http://www.w3.org/2001/XMLSchema#",
+  	"uri": { "@type": "@id" },
+  	"start_date": { "@type": "xsd:date" },
+ 	  "end_date": { "@type": "xsd:date" }
+  }
+}
diff --git a/niso-ali-1.0.json b/niso-ali-1.0.json
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1 @@
		<free_to_read xmlns="http://www.niso.org/schemas/ali/"/>