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Derive server-side acl:mode() from Link response headers #299

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Merged
namedgraph merged 2 commits into from
May 14, 2026
Merged

Derive server-side acl:mode() from Link response headers #299

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b6f3641
Derive server-side acl:mode() from Link response headers via $ldh:htt…
namedgraph May 14, 2026
28f4792
Removed dead code
namedgraph May 14, 2026
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3 changes: 3 additions & 0 deletions src/main/java/com/atomgraph/linkeddatahub/vocabulary/LDH.java
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Original file line number Diff line number Diff line change
Expand Up @@ -94,6 +94,9 @@ public static String getURI()

/** Request URI property */
public static final ObjectProperty requestUri = m_model.createObjectProperty(NS + "requestUri");

/** HTTP headers property */
public static final ObjectProperty httpHeaders = m_model.createObjectProperty(NS + "httpHeaders");

/** Service property */
public static final ObjectProperty service = m_model.createObjectProperty( NS + "service" );
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13 changes: 10 additions & 3 deletions src/main/java/com/atomgraph/linkeddatahub/writer/XSLTWriterBase.java
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Expand Up @@ -54,6 +54,7 @@
import net.sf.saxon.s9api.QName;
import net.sf.saxon.s9api.SaxonApiException;
import net.sf.saxon.s9api.XdmAtomicValue;
import net.sf.saxon.s9api.XdmMap;
import net.sf.saxon.s9api.XdmValue;
import net.sf.saxon.s9api.XsltExecutable;
import org.apache.http.HttpHeaders;
Expand Down Expand Up @@ -144,9 +145,15 @@ public <T extends XdmValue> Map<QName, XdmValue> getParameters(MultivaluedMap<St
params.put(new QName("foaf", FOAF.Agent.getNameSpace(), FOAF.Agent.getLocalName()),
getXsltExecutable().getProcessor().newDocumentBuilder().build(source));
}
if (getAuthorizationContext().get().isPresent())
params.put(new QName("acl", ACL.mode.getNameSpace(), ACL.mode.getLocalName()),
XdmValue.makeSequence(getAuthorizationContext().get().get().getModeURIs()));
XdmMap responseHeaders = new XdmMap();
for (Map.Entry<String, List<Object>> entry : headerMap.entrySet())
{
List<XdmAtomicValue> values = entry.getValue().stream().
map(v -> new XdmAtomicValue(v.toString())).
collect(Collectors.toList());
responseHeaders = responseHeaders.put(new XdmAtomicValue(entry.getKey()), XdmValue.makeSequence(values));
}
params.put(new QName("ldh", LDH.httpHeaders.getNameSpace(), LDH.httpHeaders.getLocalName()), responseHeaders);

if (getHttpHeaders().getRequestHeader(HttpHeaders.REFERER) != null)
{
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2 changes: 1 addition & 1 deletion src/main/webapp/static/com/atomgraph/linkeddatahub/xsl/bootstrap/2.3.2/admin/layout.xsl
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Expand Up @@ -71,7 +71,7 @@ exclude-result-prefixes="#all">

<!-- ADD DATA -->

<xsl:template match="rdf:RDF[$acl:mode = '&acl;Append']" mode="bs2:AddData" priority="1">
<xsl:template match="rdf:RDF[acl:mode() = '&acl;Append']" mode="bs2:AddData" priority="1">
<div class="btn-group pull-left">
<button type="button" class="btn btn-primary dropdown-toggle" title="{ac:label(key('resources', 'add', document('../translations.rdf')))}">
<xsl:value-of>
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3 changes: 1 addition & 2 deletions src/main/webapp/static/com/atomgraph/linkeddatahub/xsl/bootstrap/2.3.2/document.xsl
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Expand Up @@ -68,8 +68,7 @@ extension-element-prefixes="ixsl"

<xsl:param name="main-doc" select="/" as="document-node()"/>
<xsl:param name="acl:Agent" as="document-node()?"/>
<xsl:param name="acl:mode" select="$foaf:Agent//*[acl:accessToClass/@rdf:resource = (key('resources', ac:absolute-path(ldh:base-uri(.)), $main-doc)/rdf:type/@rdf:resource, key('resources', ac:absolute-path(ldh:base-uri(.)), $main-doc)/rdf:type/@rdf:resource/ldh:listSuperClasses(.))]/acl:mode/@rdf:resource" as="xs:anyURI*"/>


<!-- schema.org BREADCRUMBS -->

<xsl:template match="rdf:RDF" mode="schema:BreadCrumbList">
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54 changes: 2 additions & 52 deletions src/main/webapp/static/com/atomgraph/linkeddatahub/xsl/bootstrap/2.3.2/imports/default.xsl
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Expand Up @@ -116,7 +116,8 @@ exclude-result-prefixes="#all"
</xsl:template>

<xsl:function name="acl:mode" as="xs:anyURI*" use-when="system-property('xsl:product-name') = 'SAXON'">
<xsl:sequence select="$acl:mode"/>
<xsl:variable name="entries" select="for $line in $ldh:httpHeaders('Link') return tokenize($line, ',\s*(?=&lt;)')" as="xs:string*"/>
<xsl:sequence select="for $entry in $entries return if (matches($entry, '^&lt;[^&gt;]+&gt;\s*;.*\brel\s*=\s*&quot;?[^&quot;\s,;]*acl#mode&quot;?')) then xs:anyURI(replace($entry, '^&lt;([^&gt;]+)&gt;.*$', '$1')) else ()"/>
</xsl:function>

<xsl:function name="ac:uri" as="xs:anyURI?">
Expand Down Expand Up @@ -290,57 +291,6 @@ exclude-result-prefixes="#all"
<xsl:apply-templates select="@* | node()" mode="#current"/>
</xsl:copy>
</xsl:template>

<xsl:function name="ldh:listSuperClasses" as="attribute()*" cache="yes">
<xsl:param name="class" as="xs:anyURI"/>

<xsl:sequence select="ldh:listSuperClasses($class, false())"/>
</xsl:function>

<xsl:function name="ldh:listSuperClasses" as="attribute()*" cache="yes">
<xsl:param name="class" as="xs:anyURI"/>
<xsl:param name="direct" as="xs:boolean"/>

<xsl:if test="doc-available(ac:document-uri($class))">
<xsl:variable name="document" select="document(ac:document-uri($class))" as="document-node()"/>

<xsl:for-each select="$document">
<xsl:variable name="superclasses" select="key('resources', $class)/rdfs:subClassOf/@rdf:resource[not(. = $class)]" as="attribute()*"/>
<xsl:sequence select="$superclasses"/>

<xsl:if test="not($direct)">
<xsl:for-each select="$superclasses">
<xsl:sequence select="ldh:listSuperClasses(., $direct)"/>
</xsl:for-each>
</xsl:if>
</xsl:for-each>
</xsl:if>
</xsl:function>

<xsl:function name="ldh:ontologyImports" as="attribute()*" cache="yes">
<xsl:param name="ontology" as="xs:anyURI"/>

<xsl:sequence select="ldh:ontologyImports($ontology, false())"/>
</xsl:function>

<xsl:function name="ldh:ontologyImports" as="attribute()*" cache="yes">
<xsl:param name="ontology" as="xs:anyURI"/>
<xsl:param name="direct" as="xs:boolean"/>

<xsl:if test="doc-available(ac:document-uri($ontology))">
<xsl:variable name="document" select="document(ac:document-uri($ontology))" as="document-node()"/>
<xsl:for-each select="$document">
<xsl:variable name="imports" select="key('resources', $ontology)/owl:imports/@rdf:resource[not(. = $ontology)]" as="attribute()*"/>
<xsl:sequence select="$imports"/>

<xsl:if test="not($direct)">
<xsl:for-each select="$imports">
<xsl:sequence select="ldh:ontologyImports(., $direct)"/>
</xsl:for-each>
</xsl:if>
</xsl:for-each>
</xsl:if>
</xsl:function>

<xsl:function name="ac:value-intersect" as="xs:anyAtomicType*">
<xsl:param name="arg1" as="xs:anyAtomicType*"/>
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18 changes: 2 additions & 16 deletions src/main/webapp/static/com/atomgraph/linkeddatahub/xsl/bootstrap/2.3.2/layout.xsl
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Expand Up @@ -105,9 +105,9 @@ exclude-result-prefixes="#all">
<xsl:param name="acl:agent" as="xs:anyURI?"/>
<xsl:param name="lapp:Context" as="document-node()"/>
<xsl:param name="foaf:Agent" select="if ($acl:agent) then document(ac:document-uri($acl:agent)) else ()" as="document-node()?"/>
<xsl:param name="ac:httpHeaders" as="xs:string"/>
<xsl:param name="ac:httpHeaders" as="xs:string"/>
<xsl:param name="ac:method" as="xs:string"/>
<xsl:param name="acl:mode" as="xs:anyURI*"/>
<xsl:param name="ldh:httpHeaders" select="map{}" as="map(xs:string, xs:string*)"/>
<xsl:param name="ldh:ajaxRendering" select="true()" as="xs:boolean"/>
<xsl:param name="ldhc:enableWebIDSignUp" as="xs:boolean"/>
<xsl:param name="ldh:renderSystemResources" select="false()" as="xs:boolean"/>
Expand Down Expand Up @@ -409,20 +409,6 @@ exclude-result-prefixes="#all">
<xsl:text>,&#xa;</xsl:text>
</xsl:if>
</xsl:for-each>
<!--<xsl:variable name="ontology-imports" select="for $value in distinct-values(ldh:ontologyImports($ldt:ontology)) return xs:anyURI($value)" as="xs:anyURI*"/>
<xsl:if test="exists($ontology-imports)">
<xsl:text>,</xsl:text>
<xsl:for-each select="$ontology-imports">
<xsl:text>{ name: "</xsl:text>
<xsl:value-of select="ac:document-uri(.)"/>
<xsl:text>", altName: baseUri + "?uri=" + encodeURIComponent("</xsl:text>
<xsl:value-of select="ac:document-uri(.)"/>
<xsl:text>") + "&amp;accept=" + encodeURIComponent("application/rdf+xml") }</xsl:text>
<xsl:if test="position() != last()">
<xsl:text>,&#xa;</xsl:text>
</xsl:if>
</xsl:for-each>
</xsl:if> -->
<xsl:text disable-output-escaping="yes">
<![CDATA[
];
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