From 393fab4d790e759b4f54008a99f93796af22a36e Mon Sep 17 00:00:00 2001
From: Lennard Golsch <lennard.golsch@icloud.com>
Date: Mon, 5 Oct 2026 10:57:10 +0200
Subject: [PATCH 1/9] MIR-1684 Integrate mir-navigation-plugin

---
 .../config/mir/deprecated.properties          |   1 +
 .../config/mir/messages_de.properties         |   1 +
 .../config/mir/messages_en.properties         |   1 +
 .../resources/config/mir/mycore.properties    |  25 +++-
 .../config/mir/solr/main/solr-schema.json     |   9 ++
 .../xslt/metadata/mir-series-panel.xsl        |  28 ++++
 .../resources/xslt/mir/functions/mirmods.xsl  |   9 ++
 .../xslt/mir/solr/indexing/fields.xsl         |   7 +
 .../xslt/mir/solr/response/results.xsl        |  10 ++
 .../main/resources/xslt/mycoreobject-rss.xsl  |  96 ++++++++++++++
 .../series-panel/mir-series-panel-webpage.xsl |  46 +++++++
 .../xslt/series-panel/mir-series-panel.xsl    | 124 ++++++++++++++++++
 .../xslt/series-panel/mirseriespanel.xsl      |  17 +++
 13 files changed, 373 insertions(+), 1 deletion(-)
 create mode 100644 mir-module/src/main/resources/xslt/metadata/mir-series-panel.xsl
 create mode 100644 mir-module/src/main/resources/xslt/mycoreobject-rss.xsl
 create mode 100644 mir-module/src/main/resources/xslt/series-panel/mir-series-panel-webpage.xsl
 create mode 100644 mir-module/src/main/resources/xslt/series-panel/mir-series-panel.xsl
 create mode 100644 mir-module/src/main/resources/xslt/series-panel/mirseriespanel.xsl

diff --git a/mir-module/src/main/resources/config/mir/deprecated.properties b/mir-module/src/main/resources/config/mir/deprecated.properties
index ad21e0a91b..f1d54dadff 100644
--- a/mir-module/src/main/resources/config/mir/deprecated.properties
+++ b/mir-module/src/main/resources/config/mir/deprecated.properties
@@ -7,5 +7,6 @@ MCR.Access.Strategy.SubmittedCategory=MCR.Access.Strategy.SubmittedCategories
 MIR.Viewer.DisableDerivateType=MCR.Derivate.DisplayFilters.mir.Filter.Filters.20.Mappings.show-file-viewer.[thumbnail,...]
 MIR.OwnerStrategy.FallbackClass=MIR.OwnerStrategy.Fallback.Class
 MIR.Metadata.Admindata.ShowRealUserName=MIR.AdmindataBox.ShowRealUserName
+MIR.Metadata.Navigation.SeriesPanel.RSS.Enabled=MIR.SeriesPanel.RSS.Enabled
 MCR.Alias.prefix=MIR.Alias.Prefix
 MCR.Alias.Filepattern=MIR.Alias.LayoutFilePattern
diff --git a/mir-module/src/main/resources/config/mir/messages_de.properties b/mir-module/src/main/resources/config/mir/messages_de.properties
index 030f3110d2..9800cd3736 100644
--- a/mir-module/src/main/resources/config/mir/messages_de.properties
+++ b/mir-module/src/main/resources/config/mir/messages_de.properties
@@ -759,6 +759,7 @@ mir.select.research_data                                                       =
 mir.select.series                                                              = einer Serie
 mir.series.title                                                               = in der Serie:
 mir.series.volume                                                              = Bandnr. der Serie:
+mir.seriesPanel.search                                                         = Suche in {0}
 mir.shariff.subject                                                            = MIR
 mir.shelfmark                                                                  = Bibliothekssignatur:
 mir.sort.name                                                                  = nach Name
diff --git a/mir-module/src/main/resources/config/mir/messages_en.properties b/mir-module/src/main/resources/config/mir/messages_en.properties
index 967ab20d38..e8cf4e6633 100644
--- a/mir-module/src/main/resources/config/mir/messages_en.properties
+++ b/mir-module/src/main/resources/config/mir/messages_en.properties
@@ -740,6 +740,7 @@ mir.select.research_data                                                       =
 mir.select.series                                                              = a series
 mir.series.title                                                               = in series:
 mir.series.volume                                                              = Volume of series:
+mir.seriesPanel.search                                                         = Search in {0}
 mir.shariff.subject                                                            = MIR
 mir.shelfmark                                                                  = Library shelfmark:
 mir.sort.name                                                                  = by name
diff --git a/mir-module/src/main/resources/config/mir/mycore.properties b/mir-module/src/main/resources/config/mir/mycore.properties
index 24a1dbfa24..0aea09b583 100644
--- a/mir-module/src/main/resources/config/mir/mycore.properties
+++ b/mir-module/src/main/resources/config/mir/mycore.properties
@@ -396,6 +396,14 @@ MCR.ContentTransformer.mycoreobject-podcast.Stylesheet=xslt/mir/export/mycoreobj
 # Apple requires an image of 3000x3000
 MCR.IIIFImage.thumbnail.MaxImageBytes=27000000
 
+##############################################################################
+# RSS feed                                                                   #
+##############################################################################
+MCR.ContentTransformer.mycoreobject-rss.Stylesheet=xslt/mycoreobject-rss.xsl
+MCR.LayoutTransformerFactory.Default.Ignore=%MCR.LayoutTransformerFactory.Default.Ignore%,mycoreobject-rss
+# Optional name of the generator in the RSS feed, e.g. MIR: MyCoRe/MODS Institutional Repository
+#MIR.RSS.Generator=
+
 ##############################################################################
 # ReCaptcha for self registration                                            #
 ##############################################################################
@@ -826,7 +834,7 @@ MCR.ContentTransformer.mycoreobject.Steps=mycoreobject-modsmeta,newMetadataStyle
 
 MIR.Layout.Top=mir-breadcrumb,search_browsing,mir-message
 MIR.Layout.Start=mir-abstract-badges,mir-workflow,mir-abstract-title,mir-abstract-plus,toc,mir-file-upload,mir-viewer,mir-player,mir-collapse-files,mir-metadata
-MIR.Layout.End=mir-edit,mir-citation,mir-thumbnail,mir-epusta,mir-access-rights,mir-export,mir-admindata,mir-historydata,
+MIR.Layout.End=mir-edit,mir-series-panel,mir-citation,mir-thumbnail,mir-epusta,mir-access-rights,mir-export,mir-admindata,mir-historydata,
 MIR.Layout.Bottom=
 
 #MIR.Layout.Start.Col=col-12 col-lg-8
@@ -884,6 +892,21 @@ MCR.Startup.Class = %MCR.Startup.Class%,org.mycore.mir.migration.MIRMigrateStati
 ##############################################################################
 #MIR.Maintenance.File=%MCR.basedir%/maintenance.xml
 
+##############################################################################
+# Series panel                                                               #
+##############################################################################
+# Enables the series panel on the metadata page, in the result list of a series search (q=series.root:{id})
+# and in MyCoReWebPages
+MIR.SeriesPanel.Enabled=false
+# Shows a link to the RSS feed of the series (see RSS feed) in the panel
+MIR.SeriesPanel.RSS.Enabled=true
+MCR.URIResolver.xslImports.modsmeta=%MCR.URIResolver.xslImports.modsmeta%,metadata/mir-series-panel.xsl
+MCR.URIResolver.xslIncludes.MyCoReWebPage=%MCR.URIResolver.xslIncludes.MyCoReWebPage%,resource:xslt/series-panel/mir-series-panel-webpage.xsl
+# navigation derivates (navigation.xml, banner, web pages) are not shown in the object view and not exported
+MCR.Derivate.DisplayFilters.mir.Filter.Filters.20.Mappings.show-file-viewer.navigation=false
+MCR.Derivate.DisplayFilters.mir.Filter.Filters.20.Mappings.show-file-area.navigation=false
+MCR.Derivate.DisplayFilters.mir.Filter.Filters.20.Mappings.export.navigation=false
+
 ##############################################################################
 # Alias                                                                      #
 ##############################################################################
diff --git a/mir-module/src/main/resources/config/mir/solr/main/solr-schema.json b/mir-module/src/main/resources/config/mir/solr/main/solr-schema.json
index 4cd7ac15de..504b15ef0e 100644
--- a/mir-module/src/main/resources/config/mir/solr/main/solr-schema.json
+++ b/mir-module/src/main/resources/config/mir/solr/main/solr-schema.json
@@ -376,5 +376,14 @@
       "source": "mods.nameIdentifier",
       "dest": "mods.nameIdentifier.id"
     }
+  },
+  {
+    "add-field": {
+      "name": "series.root",
+      "type": "string",
+      "indexed": true,
+      "stored": true,
+      "multiValued": true
+    }
   }
 ]
diff --git a/mir-module/src/main/resources/xslt/metadata/mir-series-panel.xsl b/mir-module/src/main/resources/xslt/metadata/mir-series-panel.xsl
new file mode 100644
index 0000000000..3b33c3cd31
--- /dev/null
+++ b/mir-module/src/main/resources/xslt/metadata/mir-series-panel.xsl
@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<xsl:stylesheet version="3.0"
+  xmlns:mirmods="http://www.mycore.de/xslt/mirmods"
+  xmlns:mirseriespanel="http://www.mycore.de/xslt/mirseriespanel"
+  xmlns:mods="http://www.loc.gov/mods/v3"
+  xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
+  exclude-result-prefixes="#all">
+
+  <xsl:import href="xslImport:modsmeta:metadata/mir-series-panel.xsl" />
+  <xsl:import href="resource:xslt/series-panel/mir-series-panel.xsl" />
+  <xsl:include href="resource:xslt/functions/mirmods.xsl" />
+
+  <xsl:template match="/">
+    <xsl:if test="mirseriespanel:is-enabled()">
+      <xsl:variable name="root-ids" select="distinct-values(
+        mycoreobject/metadata/def.modsContainer/modsContainer/mods:mods ! mirmods:root-ids(.))" />
+      <div id="mir-series-panel">
+        <xsl:for-each select="if (exists($root-ids)) then $root-ids else string(mycoreobject/@ID)">
+          <xsl:call-template name="render-series-panels">
+            <xsl:with-param name="object-id" select="." />
+          </xsl:call-template>
+        </xsl:for-each>
+      </div>
+    </xsl:if>
+    <xsl:apply-imports />
+  </xsl:template>
+
+</xsl:stylesheet>
diff --git a/mir-module/src/main/resources/xslt/mir/functions/mirmods.xsl b/mir-module/src/main/resources/xslt/mir/functions/mirmods.xsl
index 8e59165fb4..9815728d01 100644
--- a/mir-module/src/main/resources/xslt/mir/functions/mirmods.xsl
+++ b/mir-module/src/main/resources/xslt/mir/functions/mirmods.xsl
@@ -3,6 +3,7 @@
   xmlns:mcrmods="http://www.mycore.de/xslt/mods"
   xmlns:mirmods="http://www.mycore.de/xslt/mirmods"
   xmlns:mods="http://www.loc.gov/mods/v3"
+  xmlns:xlink="http://www.w3.org/1999/xlink"
   xmlns:xs="http://www.w3.org/2001/XMLSchema"
   xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
   exclude-result-prefixes="#all">
@@ -20,4 +21,12 @@
     </xsl:if>
   </xsl:function>
 
+  <xsl:function name="mirmods:root-ids" as="xs:string*">
+    <xsl:param name="parent" as="element()" />
+    <xsl:for-each select="$parent/mods:relatedItem[@type = ('host', 'series')][@xlink:href]">
+      <xsl:variable name="ancestor-ids" select="mirmods:root-ids(.)" />
+      <xsl:sequence select="if (exists($ancestor-ids)) then $ancestor-ids else string(@xlink:href)" />
+    </xsl:for-each>
+  </xsl:function>
+
 </xsl:stylesheet>
diff --git a/mir-module/src/main/resources/xslt/mir/solr/indexing/fields.xsl b/mir-module/src/main/resources/xslt/mir/solr/indexing/fields.xsl
index 04588675d1..03bfae2a83 100644
--- a/mir-module/src/main/resources/xslt/mir/solr/indexing/fields.xsl
+++ b/mir-module/src/main/resources/xslt/mir/solr/indexing/fields.xsl
@@ -5,12 +5,14 @@
   xmlns:mcrmods="http://www.mycore.de/xslt/mods"
   xmlns:mcrproperty="http://www.mycore.de/xslt/property"
   xmlns:mcrstringutils="http://www.mycore.de/xslt/stringutils"
+  xmlns:mirmods="http://www.mycore.de/xslt/mirmods"
   xmlns:mods="http://www.loc.gov/mods/v3"
   xmlns:xlink="http://www.w3.org/1999/xlink"
   xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
   exclude-result-prefixes="mods xlink">
 
   <xsl:import href="xslImport:solr-document:mir/solr/indexing/fields.xsl"/>
+  <xsl:include href="resource:xslt/mir/functions/mirmods.xsl" />
   <!-- <xsl:include href="resource:xsl/utils/mods-utils-3.xsl"/> -->
 
   <!-- <xsl:include href="resource:xslt/functions/mods.xsl"/>-->
@@ -34,6 +36,11 @@
         </field>
       </xsl:for-each>
     </xsl:if>
+    <xsl:for-each select="distinct-values(metadata/def.modsContainer/modsContainer/mods:mods ! mirmods:root-ids(.))">
+      <field name="series.root">
+        <xsl:value-of select="." />
+      </field>
+    </xsl:for-each>
   </xsl:template>
 
   <xsl:template match="mods:mods" mode="mir">
diff --git a/mir-module/src/main/resources/xslt/mir/solr/response/results.xsl b/mir-module/src/main/resources/xslt/mir/solr/response/results.xsl
index 4cdb00f15b..7261936e81 100644
--- a/mir-module/src/main/resources/xslt/mir/solr/response/results.xsl
+++ b/mir-module/src/main/resources/xslt/mir/solr/response/results.xsl
@@ -7,10 +7,12 @@
   xmlns:mcrlayoututils="http://www.mycore.de/xslt/layoututils"
   xmlns:mcrurl="http://www.mycore.de/xslt/url"
   xmlns:mirorcidutil="http://www.mycore.de/xslt/mirorcidutil"
+  xmlns:mirseriespanel="http://www.mycore.de/xslt/mirseriespanel"
   xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
   exclude-result-prefixes="#all">
 
   <xsl:import href="xslImport:badges" />
+  <xsl:import href="resource:xslt/series-panel/mir-series-panel.xsl" />
   <xsl:include href="resource:xslt/mir/layout/utils.xsl" />
   <xsl:include href="resource:xslt/mir/orcid/export.xsl"/>
   <xsl:include href="resource:xslt/csl-export-gui.xsl" />
@@ -450,6 +452,14 @@
           </div>
         </div>
 
+        <xsl:if test="mirseriespanel:is-enabled()">
+          <xsl:for-each select="/response/lst[@name='responseHeader']/lst[@name='params']/str[@name='q'][starts-with(., 'series.root:')]">
+            <xsl:call-template name="render-series-panels">
+              <xsl:with-param name="object-id" select="substring-after(., 'series.root:')" />
+            </xsl:call-template>
+          </xsl:for-each>
+        </xsl:if>
+
         <!-- Dynamic facets -->
         <xsl:call-template name="facets" />
 
diff --git a/mir-module/src/main/resources/xslt/mycoreobject-rss.xsl b/mir-module/src/main/resources/xslt/mycoreobject-rss.xsl
new file mode 100644
index 0000000000..4a03fd3243
--- /dev/null
+++ b/mir-module/src/main/resources/xslt/mycoreobject-rss.xsl
@@ -0,0 +1,96 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<xsl:stylesheet version="3.0"
+  xmlns:mcracl="http://www.mycore.de/xslt/acl"
+  xmlns:mcrproperty="http://www.mycore.de/xslt/property"
+  xmlns:mods="http://www.loc.gov/mods/v3"
+  xmlns:xs="http://www.w3.org/2001/XMLSchema"
+  xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
+  exclude-result-prefixes="#all">
+
+  <xsl:include href="resource:xslt/default-parameters.xsl" />
+  <xsl:include href="xslInclude:functions" />
+
+  <xsl:output method="xml" encoding="UTF-8" media-type="application/rss+xml" indent="yes" />
+
+  <xsl:template match="/">
+    <rss version="2.0">
+      <xsl:apply-templates select="mycoreobject" mode="channel" />
+    </rss>
+  </xsl:template>
+
+  <xsl:template match="mycoreobject" mode="channel">
+    <xsl:variable name="mods" select="metadata/def.modsContainer/modsContainer/mods:mods" />
+    <xsl:variable name="generator" select="mcrproperty:get('MIR.RSS.Generator')" />
+    <channel>
+      <xsl:apply-templates select="$mods/mods:titleInfo[1]" />
+      <xsl:call-template name="render-rss-link" />
+      <xsl:apply-templates select="$mods/mods:abstract[normalize-space()][1]" />
+      <xsl:apply-templates select="$mods/mods:language[mods:languageTerm[@type = 'code']][1]" />
+      <xsl:if test="$generator">
+        <generator>
+          <xsl:value-of select="$generator" />
+        </generator>
+      </xsl:if>
+      <docs>https://www.rssboard.org/rss-specification</docs>
+      <xsl:variable name="query" select="concat('solr:q=', encode-for-uri(concat('series.root:', @ID)),
+        '&amp;fl=id&amp;rows=20&amp;sort=', encode-for-uri('mods.dateIssued desc,mods.dateIssued.host desc'))" />
+      <!-- the Solr query does not check permissions, so only readable objects are listed -->
+      <xsl:for-each select="document($query)/response/result/doc/str[@name = 'id'][mcracl:check-permission(., 'read')]">
+        <xsl:apply-templates select="document(concat('mcrobject:', .))/mycoreobject" mode="item" />
+      </xsl:for-each>
+    </channel>
+  </xsl:template>
+
+  <xsl:template match="mycoreobject" mode="item">
+    <xsl:variable name="mods" select="metadata/def.modsContainer/modsContainer/mods:mods" />
+    <item>
+      <xsl:apply-templates select="$mods/mods:titleInfo[1]" />
+      <xsl:call-template name="render-rss-link" />
+      <xsl:apply-templates select="$mods/mods:abstract[normalize-space()][1]" />
+      <xsl:apply-templates select="service/servdates/servdate[@type = 'modifydate'][. castable as xs:dateTime]" />
+      <guid>
+        <xsl:value-of select="concat($WebApplicationBaseURL, 'receive/', @ID)" />
+      </guid>
+    </item>
+  </xsl:template>
+
+  <xsl:template name="render-rss-link">
+    <link>
+      <xsl:value-of select="concat($WebApplicationBaseURL, 'receive/', @ID)" />
+    </link>
+  </xsl:template>
+
+  <xsl:template match="mods:titleInfo">
+    <title>
+      <xsl:value-of select="mods:nonSort, mods:title" separator=" " />
+      <xsl:if test="mods:subTitle">
+        <!-- separate the subtitle by a colon, unless the title ends with a punctuation mark -->
+        <xsl:if test="not(matches(mods:title, '[?!.:,;-]$'))">
+          <xsl:text>:</xsl:text>
+        </xsl:if>
+        <xsl:value-of select="concat(' ', mods:subTitle)" />
+      </xsl:if>
+    </title>
+  </xsl:template>
+
+  <xsl:template match="mods:abstract">
+    <description>
+      <xsl:value-of select="." />
+    </description>
+  </xsl:template>
+
+  <xsl:template match="mods:language">
+    <language>
+      <xsl:value-of select="mods:languageTerm[@type = 'code'][1]" />
+    </language>
+  </xsl:template>
+
+  <!-- RFC 822 date as required by RSS, e.g. Mon, 05 Oct 2026 12:00:00 +0200 -->
+  <xsl:template match="servdate">
+    <pubDate>
+      <xsl:value-of
+        select="format-dateTime(xs:dateTime(.), '[FNn,3-3], [D01] [MNn,3-3] [Y0001] [H01]:[m01]:[s01] [Z0000]', 'en', (), ())" />
+    </pubDate>
+  </xsl:template>
+
+</xsl:stylesheet>
diff --git a/mir-module/src/main/resources/xslt/series-panel/mir-series-panel-webpage.xsl b/mir-module/src/main/resources/xslt/series-panel/mir-series-panel-webpage.xsl
new file mode 100644
index 0000000000..53580c987d
--- /dev/null
+++ b/mir-module/src/main/resources/xslt/series-panel/mir-series-panel-webpage.xsl
@@ -0,0 +1,46 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<xsl:stylesheet version="3.0"
+  xmlns:mirseriespanel="http://www.mycore.de/xslt/mirseriespanel"
+  xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
+  exclude-result-prefixes="#all">
+
+  <xsl:import href="resource:xslt/series-panel/mir-series-panel.xsl" />
+
+  <xsl:param name="MCRObjectID" />
+  <xsl:param name="MCRDerivateID" />
+
+  <xsl:template match="series-panel">
+    <xsl:if test="mirseriespanel:is-enabled()">
+      <xsl:call-template name="render-webpage-series-panel" />
+    </xsl:if>
+  </xsl:template>
+
+  <xsl:template match="/MyCoReWebPage[@render-series-panel = 'true']/section" priority="10">
+    <xsl:choose>
+      <xsl:when test="mirseriespanel:is-enabled()">
+        <xsl:apply-templates select="head/node()" />
+        <div class="row detail_row">
+          <div class="col-12 col-sm-8" id="main_col">
+            <xsl:apply-templates select="node()[not(self::head)]" />
+          </div>
+          <div class="col-12 col-sm-4" id="aux_col">
+            <xsl:call-template name="render-webpage-series-panel" />
+          </div>
+        </div>
+      </xsl:when>
+      <xsl:otherwise>
+        <xsl:next-match />
+      </xsl:otherwise>
+    </xsl:choose>
+  </xsl:template>
+
+  <xsl:template name="render-webpage-series-panel">
+    <xsl:if test="$MCRObjectID and $MCRDerivateID">
+      <xsl:call-template name="render-series-panel">
+        <xsl:with-param name="object-id" select="$MCRObjectID" />
+        <xsl:with-param name="derivate-id" select="$MCRDerivateID" />
+      </xsl:call-template>
+    </xsl:if>
+  </xsl:template>
+
+</xsl:stylesheet>
diff --git a/mir-module/src/main/resources/xslt/series-panel/mir-series-panel.xsl b/mir-module/src/main/resources/xslt/series-panel/mir-series-panel.xsl
new file mode 100644
index 0000000000..591ba9cc76
--- /dev/null
+++ b/mir-module/src/main/resources/xslt/series-panel/mir-series-panel.xsl
@@ -0,0 +1,124 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<xsl:stylesheet version="3.0"
+  xmlns:mcrderivate="http://www.mycore.de/xslt/derivate"
+  xmlns:mcri18n="http://www.mycore.de/xslt/i18n"
+  xmlns:mcrobject="http://www.mycore.de/xslt/object"
+  xmlns:mirseriespanel="http://www.mycore.de/xslt/mirseriespanel"
+  xmlns:xlink="http://www.w3.org/1999/xlink"
+  xmlns:xs="http://www.w3.org/2001/XMLSchema"
+  xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
+  exclude-result-prefixes="#all">
+
+  <xsl:include href="resource:xslt/series-panel/mirseriespanel.xsl" />
+
+  <xsl:param name="CurrentLang" />
+  <xsl:param name="ServletsBaseURL" />
+  <xsl:param name="WebApplicationBaseURL" />
+
+  <xsl:template name="render-series-panels">
+    <xsl:param name="object-id" as="xs:string" />
+    <xsl:for-each select="mcrobject:get($object-id)/mycoreobject/structure/derobjects
+      /derobject[classification[@classid = 'derivate_types'][@categid = 'navigation']]">
+      <xsl:call-template name="render-series-panel">
+        <xsl:with-param name="object-id" select="$object-id" />
+        <xsl:with-param name="derivate-id" select="string(@xlink:href)" />
+      </xsl:call-template>
+    </xsl:for-each>
+  </xsl:template>
+
+  <xsl:template name="render-series-panel">
+    <xsl:param name="object-id" as="xs:string" />
+    <xsl:param name="derivate-id" as="xs:string" />
+    <xsl:variable name="navigation" select="mcrderivate:get-file($derivate-id, 'navigation.xml')/item" />
+    <xsl:if test="$navigation">
+      <xsl:variable name="title" select="string($navigation/label[lang($CurrentLang)][1])" />
+      <div class="mir-series-panel">
+        <xsl:if test="normalize-space($navigation/@banner)">
+          <xsl:call-template name="render-series-panel-banner">
+            <xsl:with-param name="object-id" select="$object-id" />
+            <xsl:with-param name="banner" select="string($navigation/@banner)" />
+            <xsl:with-param name="title" select="$title" />
+          </xsl:call-template>
+        </xsl:if>
+        <div class="card">
+          <div class="card-header">
+            <h3 class="card-title">
+              <xsl:value-of select="$title" />
+            </h3>
+          </div>
+          <div class="card-body">
+            <ul>
+              <xsl:for-each select="$navigation/item">
+                <xsl:call-template name="render-series-panel-item">
+                  <xsl:with-param name="item" select="." />
+                </xsl:call-template>
+              </xsl:for-each>
+              <xsl:if test="mirseriespanel:is-rss-enabled()">
+                <xsl:call-template name="render-series-panel-rss-item">
+                  <xsl:with-param name="object-id" select="$object-id" />
+                </xsl:call-template>
+              </xsl:if>
+            </ul>
+          </div>
+          <div class="card-footer">
+            <xsl:call-template name="render-series-panel-search-form">
+              <xsl:with-param name="object-id" select="$object-id" />
+              <xsl:with-param name="derivate-id" select="$derivate-id" />
+              <xsl:with-param name="title" select="$title" />
+            </xsl:call-template>
+          </div>
+        </div>
+      </div>
+    </xsl:if>
+  </xsl:template>
+
+  <xsl:template name="render-series-panel-banner">
+    <xsl:param name="object-id" as="xs:string" />
+    <xsl:param name="banner" as="xs:string" />
+    <xsl:param name="title" as="xs:string" />
+    <a class="mir-series-panel-banner" href="{$WebApplicationBaseURL}receive/{$object-id}">
+      <img src="{$WebApplicationBaseURL}{$banner}" class="card-img-top" alt="{$title}" />
+    </a>
+  </xsl:template>
+
+  <xsl:template name="render-series-panel-search-form">
+    <xsl:param name="object-id" as="xs:string" />
+    <xsl:param name="derivate-id" as="xs:string" />
+    <xsl:param name="title" as="xs:string" />
+    <!-- unique, a page may contain several panels -->
+    <xsl:variable name="input-id" select="concat('mir-series-panel-search-', $derivate-id)" />
+    <xsl:variable name="search-label" select="mcri18n:translate-with-params('mir.seriesPanel.search', $title)" />
+    <form role="search" action="{$ServletsBaseURL}solr/select" method="post">
+      <input type="hidden" name="q" value="series.root:{$object-id}" />
+      <label class="visually-hidden" for="{$input-id}">
+        <xsl:value-of select="$search-label" />
+      </label>
+      <div class="input-group">
+        <input id="{$input-id}" type="text" name="fq" class="form-control" placeholder="{$search-label}" />
+        <button class="btn btn-primary" type="submit" aria-label="{$search-label}">
+          <i class="fas fa-search" />
+        </button>
+      </div>
+    </form>
+  </xsl:template>
+
+  <xsl:template name="render-series-panel-rss-item">
+    <xsl:param name="object-id" as="xs:string" />
+    <li>
+      <a href="{$WebApplicationBaseURL}receive/{$object-id}?XSL.Style=rss">
+        <i class="fas fa-rss" />
+        <xsl:text> RSS 2.0 Feed</xsl:text>
+      </a>
+    </li>
+  </xsl:template>
+
+  <xsl:template name="render-series-panel-item">
+    <xsl:param name="item" as="element(item)" />
+    <li>
+      <a href="{if (starts-with($item/@ref, 'http')) then $item/@ref else concat($WebApplicationBaseURL, $item/@ref)}">
+        <xsl:value-of select="$item/label[lang($CurrentLang)][1]" />
+      </a>
+    </li>
+  </xsl:template>
+
+</xsl:stylesheet>
diff --git a/mir-module/src/main/resources/xslt/series-panel/mirseriespanel.xsl b/mir-module/src/main/resources/xslt/series-panel/mirseriespanel.xsl
new file mode 100644
index 0000000000..adbd5c0364
--- /dev/null
+++ b/mir-module/src/main/resources/xslt/series-panel/mirseriespanel.xsl
@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<xsl:stylesheet version="3.0"
+  xmlns:mcrproperty="http://www.mycore.de/xslt/property"
+  xmlns:mirseriespanel="http://www.mycore.de/xslt/mirseriespanel"
+  xmlns:xs="http://www.w3.org/2001/XMLSchema"
+  xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
+  exclude-result-prefixes="#all">
+
+  <xsl:function name="mirseriespanel:is-enabled" as="xs:boolean">
+    <xsl:sequence select="lower-case(mcrproperty:get('MIR.SeriesPanel.Enabled')) = 'true'" />
+  </xsl:function>
+
+  <xsl:function name="mirseriespanel:is-rss-enabled" as="xs:boolean">
+    <xsl:sequence select="lower-case(mcrproperty:get('MIR.SeriesPanel.RSS.Enabled')) = 'true'" />
+  </xsl:function>
+
+</xsl:stylesheet>

From 146cc806c6b17880f49d74ab712b83401b21c1c7 Mon Sep 17 00:00:00 2001
From: Lennard Golsch <lennard.golsch@icloud.com>
Date: Tue, 13 Oct 2026 17:52:52 +0200
Subject: [PATCH 2/9] MIR-1684 Rename series panel to guidance panel and
 series.root to mods.relatedItem.root

---
 .../config/mir/deprecated.properties          |  2 +-
 .../config/mir/messages_de.properties         |  2 +-
 .../config/mir/messages_en.properties         |  2 +-
 .../resources/config/mir/mycore.properties    | 14 +++----
 .../config/mir/solr/main/solr-schema.json     |  2 +-
 .../mir-guidance-panel-webpage.xsl}           | 16 ++++----
 .../mir-guidance-panel.xsl}                   | 38 +++++++++----------
 .../xslt/guidance-panel/mirguidancepanel.xsl  | 17 +++++++++
 ...eries-panel.xsl => mir-guidance-panel.xsl} | 12 +++---
 .../xslt/mir/solr/indexing/fields.xsl         |  2 +-
 .../xslt/mir/solr/response/results.xsl        | 13 ++++---
 .../main/resources/xslt/mycoreobject-rss.xsl  |  6 +--
 .../xslt/series-panel/mirseriespanel.xsl      | 17 ---------
 13 files changed, 72 insertions(+), 71 deletions(-)
 rename mir-module/src/main/resources/xslt/{series-panel/mir-series-panel-webpage.xsl => guidance-panel/mir-guidance-panel-webpage.xsl} (69%)
 rename mir-module/src/main/resources/xslt/{series-panel/mir-series-panel.xsl => guidance-panel/mir-guidance-panel.xsl} (77%)
 create mode 100644 mir-module/src/main/resources/xslt/guidance-panel/mirguidancepanel.xsl
 rename mir-module/src/main/resources/xslt/metadata/{mir-series-panel.xsl => mir-guidance-panel.xsl} (68%)
 delete mode 100644 mir-module/src/main/resources/xslt/series-panel/mirseriespanel.xsl

diff --git a/mir-module/src/main/resources/config/mir/deprecated.properties b/mir-module/src/main/resources/config/mir/deprecated.properties
index f1d54dadff..3ab2dd31cf 100644
--- a/mir-module/src/main/resources/config/mir/deprecated.properties
+++ b/mir-module/src/main/resources/config/mir/deprecated.properties
@@ -7,6 +7,6 @@ MCR.Access.Strategy.SubmittedCategory=MCR.Access.Strategy.SubmittedCategories
 MIR.Viewer.DisableDerivateType=MCR.Derivate.DisplayFilters.mir.Filter.Filters.20.Mappings.show-file-viewer.[thumbnail,...]
 MIR.OwnerStrategy.FallbackClass=MIR.OwnerStrategy.Fallback.Class
 MIR.Metadata.Admindata.ShowRealUserName=MIR.AdmindataBox.ShowRealUserName
-MIR.Metadata.Navigation.SeriesPanel.RSS.Enabled=MIR.SeriesPanel.RSS.Enabled
+MIR.Metadata.Navigation.SeriesPanel.RSS.Enabled=MIR.GuidancePanel.RSS.Enabled
 MCR.Alias.prefix=MIR.Alias.Prefix
 MCR.Alias.Filepattern=MIR.Alias.LayoutFilePattern
diff --git a/mir-module/src/main/resources/config/mir/messages_de.properties b/mir-module/src/main/resources/config/mir/messages_de.properties
index 9800cd3736..5cf314849a 100644
--- a/mir-module/src/main/resources/config/mir/messages_de.properties
+++ b/mir-module/src/main/resources/config/mir/messages_de.properties
@@ -400,6 +400,7 @@ mir.form.editor.dynamic.header.in                                              =
 mir.form.editor.dynamic.partof                                                 = Erschienen in
 mir.geographic                                                                 = Geografischer Ort:
 mir.geographic.gnd.type                                                        = GND:
+mir.guidancePanel.search                                                       = Suche in {0}
 mir.help.abstract                                                              = Eine kurze Beschreibung des Datensatzes und des Kontextes (z.B. Zweck, Methoden der Datenerzeugung, r\u00E4umliche und zeitliche Eigenschaften, Datenqualit\u00E4t, Herkunft).
 mir.help.abstract.aslink                                                       = Ist ein Abstract bereits im Web verf\u00FCgbar, kann dieses auch direkt verlinkt werden.
 mir.help.abstract.language                                                     = Geben Sie die Sprache an, in der das hier ver\u00F6ffentlichte Abstract verfasst ist. Bei Zusammenfassungen in verschiedenen Sprachen k\u00F6nnen Sie diese mit dem \u201E+\u201C-Button wiederholen.
@@ -759,7 +760,6 @@ mir.select.research_data                                                       =
 mir.select.series                                                              = einer Serie
 mir.series.title                                                               = in der Serie:
 mir.series.volume                                                              = Bandnr. der Serie:
-mir.seriesPanel.search                                                         = Suche in {0}
 mir.shariff.subject                                                            = MIR
 mir.shelfmark                                                                  = Bibliothekssignatur:
 mir.sort.name                                                                  = nach Name
diff --git a/mir-module/src/main/resources/config/mir/messages_en.properties b/mir-module/src/main/resources/config/mir/messages_en.properties
index e8cf4e6633..3e438018b0 100644
--- a/mir-module/src/main/resources/config/mir/messages_en.properties
+++ b/mir-module/src/main/resources/config/mir/messages_en.properties
@@ -388,6 +388,7 @@ mir.form.editor.dynamic.header.in                                              =
 mir.form.editor.dynamic.partof                                                 = Part of
 mir.geographic                                                                 = Geographic place:
 mir.geographic.gnd.type                                                        = GND:
+mir.guidancePanel.search                                                       = Search in {0}
 mir.help.abstract                                                              = A human readable description of the dataset and its context (e.g. purpose and methodology of data creation, spatio-temporal characteristics, data quality, provenance).
 mir.help.abstract.aslink                                                       = Weblink to abstract.
 mir.help.abstract.ortext                                                       = A short summary of the document content.
@@ -740,7 +741,6 @@ mir.select.research_data                                                       =
 mir.select.series                                                              = a series
 mir.series.title                                                               = in series:
 mir.series.volume                                                              = Volume of series:
-mir.seriesPanel.search                                                         = Search in {0}
 mir.shariff.subject                                                            = MIR
 mir.shelfmark                                                                  = Library shelfmark:
 mir.sort.name                                                                  = by name
diff --git a/mir-module/src/main/resources/config/mir/mycore.properties b/mir-module/src/main/resources/config/mir/mycore.properties
index 0aea09b583..b17f02f660 100644
--- a/mir-module/src/main/resources/config/mir/mycore.properties
+++ b/mir-module/src/main/resources/config/mir/mycore.properties
@@ -834,7 +834,7 @@ MCR.ContentTransformer.mycoreobject.Steps=mycoreobject-modsmeta,newMetadataStyle
 
 MIR.Layout.Top=mir-breadcrumb,search_browsing,mir-message
 MIR.Layout.Start=mir-abstract-badges,mir-workflow,mir-abstract-title,mir-abstract-plus,toc,mir-file-upload,mir-viewer,mir-player,mir-collapse-files,mir-metadata
-MIR.Layout.End=mir-edit,mir-series-panel,mir-citation,mir-thumbnail,mir-epusta,mir-access-rights,mir-export,mir-admindata,mir-historydata,
+MIR.Layout.End=mir-edit,mir-guidance-panel,mir-citation,mir-thumbnail,mir-epusta,mir-access-rights,mir-export,mir-admindata,mir-historydata,
 MIR.Layout.Bottom=
 
 #MIR.Layout.Start.Col=col-12 col-lg-8
@@ -893,15 +893,15 @@ MCR.Startup.Class = %MCR.Startup.Class%,org.mycore.mir.migration.MIRMigrateStati
 #MIR.Maintenance.File=%MCR.basedir%/maintenance.xml
 
 ##############################################################################
-# Series panel                                                               #
+# Guidance panel                                                             #
 ##############################################################################
-# Enables the series panel on the metadata page, in the result list of a series search (q=series.root:{id})
+# Enables the guidance panel on the metadata page, in the result list of a series search (q=mods.relatedItem.root:{id})
 # and in MyCoReWebPages
-MIR.SeriesPanel.Enabled=false
+MIR.GuidancePanel.Enabled=false
 # Shows a link to the RSS feed of the series (see RSS feed) in the panel
-MIR.SeriesPanel.RSS.Enabled=true
-MCR.URIResolver.xslImports.modsmeta=%MCR.URIResolver.xslImports.modsmeta%,metadata/mir-series-panel.xsl
-MCR.URIResolver.xslIncludes.MyCoReWebPage=%MCR.URIResolver.xslIncludes.MyCoReWebPage%,resource:xslt/series-panel/mir-series-panel-webpage.xsl
+MIR.GuidancePanel.RSS.Enabled=true
+MCR.URIResolver.xslImports.modsmeta=%MCR.URIResolver.xslImports.modsmeta%,metadata/mir-guidance-panel.xsl
+MCR.URIResolver.xslIncludes.MyCoReWebPage=%MCR.URIResolver.xslIncludes.MyCoReWebPage%,resource:xslt/guidance-panel/mir-guidance-panel-webpage.xsl
 # navigation derivates (navigation.xml, banner, web pages) are not shown in the object view and not exported
 MCR.Derivate.DisplayFilters.mir.Filter.Filters.20.Mappings.show-file-viewer.navigation=false
 MCR.Derivate.DisplayFilters.mir.Filter.Filters.20.Mappings.show-file-area.navigation=false
diff --git a/mir-module/src/main/resources/config/mir/solr/main/solr-schema.json b/mir-module/src/main/resources/config/mir/solr/main/solr-schema.json
index 504b15ef0e..05700316c9 100644
--- a/mir-module/src/main/resources/config/mir/solr/main/solr-schema.json
+++ b/mir-module/src/main/resources/config/mir/solr/main/solr-schema.json
@@ -379,7 +379,7 @@
   },
   {
     "add-field": {
-      "name": "series.root",
+      "name": "mods.relatedItem.root",
       "type": "string",
       "indexed": true,
       "stored": true,
diff --git a/mir-module/src/main/resources/xslt/series-panel/mir-series-panel-webpage.xsl b/mir-module/src/main/resources/xslt/guidance-panel/mir-guidance-panel-webpage.xsl
similarity index 69%
rename from mir-module/src/main/resources/xslt/series-panel/mir-series-panel-webpage.xsl
rename to mir-module/src/main/resources/xslt/guidance-panel/mir-guidance-panel-webpage.xsl
index 53580c987d..5b0aa3f8f8 100644
--- a/mir-module/src/main/resources/xslt/series-panel/mir-series-panel-webpage.xsl
+++ b/mir-module/src/main/resources/xslt/guidance-panel/mir-guidance-panel-webpage.xsl
@@ -1,30 +1,30 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <xsl:stylesheet version="3.0"
-  xmlns:mirseriespanel="http://www.mycore.de/xslt/mirseriespanel"
+  xmlns:mirguidancepanel="http://www.mycore.de/xslt/mirguidancepanel"
   xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
   exclude-result-prefixes="#all">
 
-  <xsl:import href="resource:xslt/series-panel/mir-series-panel.xsl" />
+  <xsl:import href="resource:xslt/guidance-panel/mir-guidance-panel.xsl" />
 
   <xsl:param name="MCRObjectID" />
   <xsl:param name="MCRDerivateID" />
 
   <xsl:template match="series-panel">
-    <xsl:if test="mirseriespanel:is-enabled()">
-      <xsl:call-template name="render-webpage-series-panel" />
+    <xsl:if test="mirguidancepanel:is-enabled()">
+      <xsl:call-template name="render-webpage-guidance-panel" />
     </xsl:if>
   </xsl:template>
 
   <xsl:template match="/MyCoReWebPage[@render-series-panel = 'true']/section" priority="10">
     <xsl:choose>
-      <xsl:when test="mirseriespanel:is-enabled()">
+      <xsl:when test="mirguidancepanel:is-enabled()">
         <xsl:apply-templates select="head/node()" />
         <div class="row detail_row">
           <div class="col-12 col-sm-8" id="main_col">
             <xsl:apply-templates select="node()[not(self::head)]" />
           </div>
           <div class="col-12 col-sm-4" id="aux_col">
-            <xsl:call-template name="render-webpage-series-panel" />
+            <xsl:call-template name="render-webpage-guidance-panel" />
           </div>
         </div>
       </xsl:when>
@@ -34,9 +34,9 @@
     </xsl:choose>
   </xsl:template>
 
-  <xsl:template name="render-webpage-series-panel">
+  <xsl:template name="render-webpage-guidance-panel">
     <xsl:if test="$MCRObjectID and $MCRDerivateID">
-      <xsl:call-template name="render-series-panel">
+      <xsl:call-template name="render-guidance-panel">
         <xsl:with-param name="object-id" select="$MCRObjectID" />
         <xsl:with-param name="derivate-id" select="$MCRDerivateID" />
       </xsl:call-template>
diff --git a/mir-module/src/main/resources/xslt/series-panel/mir-series-panel.xsl b/mir-module/src/main/resources/xslt/guidance-panel/mir-guidance-panel.xsl
similarity index 77%
rename from mir-module/src/main/resources/xslt/series-panel/mir-series-panel.xsl
rename to mir-module/src/main/resources/xslt/guidance-panel/mir-guidance-panel.xsl
index 591ba9cc76..37cd9a40d4 100644
--- a/mir-module/src/main/resources/xslt/series-panel/mir-series-panel.xsl
+++ b/mir-module/src/main/resources/xslt/guidance-panel/mir-guidance-panel.xsl
@@ -3,38 +3,38 @@
   xmlns:mcrderivate="http://www.mycore.de/xslt/derivate"
   xmlns:mcri18n="http://www.mycore.de/xslt/i18n"
   xmlns:mcrobject="http://www.mycore.de/xslt/object"
-  xmlns:mirseriespanel="http://www.mycore.de/xslt/mirseriespanel"
+  xmlns:mirguidancepanel="http://www.mycore.de/xslt/mirguidancepanel"
   xmlns:xlink="http://www.w3.org/1999/xlink"
   xmlns:xs="http://www.w3.org/2001/XMLSchema"
   xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
   exclude-result-prefixes="#all">
 
-  <xsl:include href="resource:xslt/series-panel/mirseriespanel.xsl" />
+  <xsl:include href="resource:xslt/guidance-panel/mirguidancepanel.xsl" />
 
   <xsl:param name="CurrentLang" />
   <xsl:param name="ServletsBaseURL" />
   <xsl:param name="WebApplicationBaseURL" />
 
-  <xsl:template name="render-series-panels">
+  <xsl:template name="render-guidance-panels">
     <xsl:param name="object-id" as="xs:string" />
     <xsl:for-each select="mcrobject:get($object-id)/mycoreobject/structure/derobjects
       /derobject[classification[@classid = 'derivate_types'][@categid = 'navigation']]">
-      <xsl:call-template name="render-series-panel">
+      <xsl:call-template name="render-guidance-panel">
         <xsl:with-param name="object-id" select="$object-id" />
         <xsl:with-param name="derivate-id" select="string(@xlink:href)" />
       </xsl:call-template>
     </xsl:for-each>
   </xsl:template>
 
-  <xsl:template name="render-series-panel">
+  <xsl:template name="render-guidance-panel">
     <xsl:param name="object-id" as="xs:string" />
     <xsl:param name="derivate-id" as="xs:string" />
     <xsl:variable name="navigation" select="mcrderivate:get-file($derivate-id, 'navigation.xml')/item" />
     <xsl:if test="$navigation">
       <xsl:variable name="title" select="string($navigation/label[lang($CurrentLang)][1])" />
-      <div class="mir-series-panel">
+      <div class="mir-guidance-panel">
         <xsl:if test="normalize-space($navigation/@banner)">
-          <xsl:call-template name="render-series-panel-banner">
+          <xsl:call-template name="render-guidance-panel-banner">
             <xsl:with-param name="object-id" select="$object-id" />
             <xsl:with-param name="banner" select="string($navigation/@banner)" />
             <xsl:with-param name="title" select="$title" />
@@ -49,19 +49,19 @@
           <div class="card-body">
             <ul>
               <xsl:for-each select="$navigation/item">
-                <xsl:call-template name="render-series-panel-item">
+                <xsl:call-template name="render-guidance-panel-item">
                   <xsl:with-param name="item" select="." />
                 </xsl:call-template>
               </xsl:for-each>
-              <xsl:if test="mirseriespanel:is-rss-enabled()">
-                <xsl:call-template name="render-series-panel-rss-item">
+              <xsl:if test="mirguidancepanel:is-rss-enabled()">
+                <xsl:call-template name="render-guidance-panel-rss-item">
                   <xsl:with-param name="object-id" select="$object-id" />
                 </xsl:call-template>
               </xsl:if>
             </ul>
           </div>
           <div class="card-footer">
-            <xsl:call-template name="render-series-panel-search-form">
+            <xsl:call-template name="render-guidance-panel-search-form">
               <xsl:with-param name="object-id" select="$object-id" />
               <xsl:with-param name="derivate-id" select="$derivate-id" />
               <xsl:with-param name="title" select="$title" />
@@ -72,24 +72,24 @@
     </xsl:if>
   </xsl:template>
 
-  <xsl:template name="render-series-panel-banner">
+  <xsl:template name="render-guidance-panel-banner">
     <xsl:param name="object-id" as="xs:string" />
     <xsl:param name="banner" as="xs:string" />
     <xsl:param name="title" as="xs:string" />
-    <a class="mir-series-panel-banner" href="{$WebApplicationBaseURL}receive/{$object-id}">
+    <a class="mir-guidance-panel-banner" href="{$WebApplicationBaseURL}receive/{$object-id}">
       <img src="{$WebApplicationBaseURL}{$banner}" class="card-img-top" alt="{$title}" />
     </a>
   </xsl:template>
 
-  <xsl:template name="render-series-panel-search-form">
+  <xsl:template name="render-guidance-panel-search-form">
     <xsl:param name="object-id" as="xs:string" />
     <xsl:param name="derivate-id" as="xs:string" />
     <xsl:param name="title" as="xs:string" />
     <!-- unique, a page may contain several panels -->
-    <xsl:variable name="input-id" select="concat('mir-series-panel-search-', $derivate-id)" />
-    <xsl:variable name="search-label" select="mcri18n:translate-with-params('mir.seriesPanel.search', $title)" />
+    <xsl:variable name="input-id" select="concat('mir-guidance-panel-search-', $derivate-id)" />
+    <xsl:variable name="search-label" select="mcri18n:translate-with-params('mir.guidancePanel.search', $title)" />
     <form role="search" action="{$ServletsBaseURL}solr/select" method="post">
-      <input type="hidden" name="q" value="series.root:{$object-id}" />
+      <input type="hidden" name="q" value="mods.relatedItem.root:{$object-id}" />
       <label class="visually-hidden" for="{$input-id}">
         <xsl:value-of select="$search-label" />
       </label>
@@ -102,7 +102,7 @@
     </form>
   </xsl:template>
 
-  <xsl:template name="render-series-panel-rss-item">
+  <xsl:template name="render-guidance-panel-rss-item">
     <xsl:param name="object-id" as="xs:string" />
     <li>
       <a href="{$WebApplicationBaseURL}receive/{$object-id}?XSL.Style=rss">
@@ -112,7 +112,7 @@
     </li>
   </xsl:template>
 
-  <xsl:template name="render-series-panel-item">
+  <xsl:template name="render-guidance-panel-item">
     <xsl:param name="item" as="element(item)" />
     <li>
       <a href="{if (starts-with($item/@ref, 'http')) then $item/@ref else concat($WebApplicationBaseURL, $item/@ref)}">
diff --git a/mir-module/src/main/resources/xslt/guidance-panel/mirguidancepanel.xsl b/mir-module/src/main/resources/xslt/guidance-panel/mirguidancepanel.xsl
new file mode 100644
index 0000000000..24cb1738bd
--- /dev/null
+++ b/mir-module/src/main/resources/xslt/guidance-panel/mirguidancepanel.xsl
@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<xsl:stylesheet version="3.0"
+  xmlns:mcrproperty="http://www.mycore.de/xslt/property"
+  xmlns:mirguidancepanel="http://www.mycore.de/xslt/mirguidancepanel"
+  xmlns:xs="http://www.w3.org/2001/XMLSchema"
+  xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
+  exclude-result-prefixes="#all">
+
+  <xsl:function name="mirguidancepanel:is-enabled" as="xs:boolean">
+    <xsl:sequence select="lower-case(mcrproperty:get('MIR.GuidancePanel.Enabled')) = 'true'" />
+  </xsl:function>
+
+  <xsl:function name="mirguidancepanel:is-rss-enabled" as="xs:boolean">
+    <xsl:sequence select="lower-case(mcrproperty:get('MIR.GuidancePanel.RSS.Enabled')) = 'true'" />
+  </xsl:function>
+
+</xsl:stylesheet>
diff --git a/mir-module/src/main/resources/xslt/metadata/mir-series-panel.xsl b/mir-module/src/main/resources/xslt/metadata/mir-guidance-panel.xsl
similarity index 68%
rename from mir-module/src/main/resources/xslt/metadata/mir-series-panel.xsl
rename to mir-module/src/main/resources/xslt/metadata/mir-guidance-panel.xsl
index 3b33c3cd31..62601e9eb8 100644
--- a/mir-module/src/main/resources/xslt/metadata/mir-series-panel.xsl
+++ b/mir-module/src/main/resources/xslt/metadata/mir-guidance-panel.xsl
@@ -1,22 +1,22 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <xsl:stylesheet version="3.0"
   xmlns:mirmods="http://www.mycore.de/xslt/mirmods"
-  xmlns:mirseriespanel="http://www.mycore.de/xslt/mirseriespanel"
+  xmlns:mirguidancepanel="http://www.mycore.de/xslt/mirguidancepanel"
   xmlns:mods="http://www.loc.gov/mods/v3"
   xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
   exclude-result-prefixes="#all">
 
-  <xsl:import href="xslImport:modsmeta:metadata/mir-series-panel.xsl" />
-  <xsl:import href="resource:xslt/series-panel/mir-series-panel.xsl" />
+  <xsl:import href="xslImport:modsmeta:metadata/mir-guidance-panel.xsl" />
+  <xsl:import href="resource:xslt/guidance-panel/mir-guidance-panel.xsl" />
   <xsl:include href="resource:xslt/functions/mirmods.xsl" />
 
   <xsl:template match="/">
-    <xsl:if test="mirseriespanel:is-enabled()">
+    <xsl:if test="mirguidancepanel:is-enabled()">
       <xsl:variable name="root-ids" select="distinct-values(
         mycoreobject/metadata/def.modsContainer/modsContainer/mods:mods ! mirmods:root-ids(.))" />
-      <div id="mir-series-panel">
+      <div id="mir-guidance-panel">
         <xsl:for-each select="if (exists($root-ids)) then $root-ids else string(mycoreobject/@ID)">
-          <xsl:call-template name="render-series-panels">
+          <xsl:call-template name="render-guidance-panels">
             <xsl:with-param name="object-id" select="." />
           </xsl:call-template>
         </xsl:for-each>
diff --git a/mir-module/src/main/resources/xslt/mir/solr/indexing/fields.xsl b/mir-module/src/main/resources/xslt/mir/solr/indexing/fields.xsl
index 03bfae2a83..98c54d7b19 100644
--- a/mir-module/src/main/resources/xslt/mir/solr/indexing/fields.xsl
+++ b/mir-module/src/main/resources/xslt/mir/solr/indexing/fields.xsl
@@ -37,7 +37,7 @@
       </xsl:for-each>
     </xsl:if>
     <xsl:for-each select="distinct-values(metadata/def.modsContainer/modsContainer/mods:mods ! mirmods:root-ids(.))">
-      <field name="series.root">
+      <field name="mods.relatedItem.root">
         <xsl:value-of select="." />
       </field>
     </xsl:for-each>
diff --git a/mir-module/src/main/resources/xslt/mir/solr/response/results.xsl b/mir-module/src/main/resources/xslt/mir/solr/response/results.xsl
index 7261936e81..78cc2b38ec 100644
--- a/mir-module/src/main/resources/xslt/mir/solr/response/results.xsl
+++ b/mir-module/src/main/resources/xslt/mir/solr/response/results.xsl
@@ -7,12 +7,12 @@
   xmlns:mcrlayoututils="http://www.mycore.de/xslt/layoututils"
   xmlns:mcrurl="http://www.mycore.de/xslt/url"
   xmlns:mirorcidutil="http://www.mycore.de/xslt/mirorcidutil"
-  xmlns:mirseriespanel="http://www.mycore.de/xslt/mirseriespanel"
+  xmlns:mirguidancepanel="http://www.mycore.de/xslt/mirguidancepanel"
   xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
   exclude-result-prefixes="#all">
 
   <xsl:import href="xslImport:badges" />
-  <xsl:import href="resource:xslt/series-panel/mir-series-panel.xsl" />
+  <xsl:import href="resource:xslt/guidance-panel/mir-guidance-panel.xsl" />
   <xsl:include href="resource:xslt/mir/layout/utils.xsl" />
   <xsl:include href="resource:xslt/mir/orcid/export.xsl"/>
   <xsl:include href="resource:xslt/csl-export-gui.xsl" />
@@ -452,10 +452,11 @@
           </div>
         </div>
 
-        <xsl:if test="mirseriespanel:is-enabled()">
-          <xsl:for-each select="/response/lst[@name='responseHeader']/lst[@name='params']/str[@name='q'][starts-with(., 'series.root:')]">
-            <xsl:call-template name="render-series-panels">
-              <xsl:with-param name="object-id" select="substring-after(., 'series.root:')" />
+        <xsl:if test="mirguidancepanel:is-enabled()">
+          <xsl:for-each select="/response/lst[@name='responseHeader']/lst[@name='params']
+            /str[@name='q'][starts-with(., 'mods.relatedItem.root:')]">
+            <xsl:call-template name="render-guidance-panels">
+              <xsl:with-param name="object-id" select="substring-after(., 'mods.relatedItem.root:')" />
             </xsl:call-template>
           </xsl:for-each>
         </xsl:if>
diff --git a/mir-module/src/main/resources/xslt/mycoreobject-rss.xsl b/mir-module/src/main/resources/xslt/mycoreobject-rss.xsl
index 4a03fd3243..6e05412988 100644
--- a/mir-module/src/main/resources/xslt/mycoreobject-rss.xsl
+++ b/mir-module/src/main/resources/xslt/mycoreobject-rss.xsl
@@ -32,7 +32,7 @@
         </generator>
       </xsl:if>
       <docs>https://www.rssboard.org/rss-specification</docs>
-      <xsl:variable name="query" select="concat('solr:q=', encode-for-uri(concat('series.root:', @ID)),
+      <xsl:variable name="query" select="concat('solr:q=', encode-for-uri(concat('mods.relatedItem.root:', @ID)),
         '&amp;fl=id&amp;rows=20&amp;sort=', encode-for-uri('mods.dateIssued desc,mods.dateIssued.host desc'))" />
       <!-- the Solr query does not check permissions, so only readable objects are listed -->
       <xsl:for-each select="document($query)/response/result/doc/str[@name = 'id'][mcracl:check-permission(., 'read')]">
@@ -88,8 +88,8 @@
   <!-- RFC 822 date as required by RSS, e.g. Mon, 05 Oct 2026 12:00:00 +0200 -->
   <xsl:template match="servdate">
     <pubDate>
-      <xsl:value-of
-        select="format-dateTime(xs:dateTime(.), '[FNn,3-3], [D01] [MNn,3-3] [Y0001] [H01]:[m01]:[s01] [Z0000]', 'en', (), ())" />
+      <xsl:value-of select="format-dateTime(xs:dateTime(.),
+        '[FNn,3-3], [D01] [MNn,3-3] [Y0001] [H01]:[m01]:[s01] [Z0000]', 'en', (), ())" />
     </pubDate>
   </xsl:template>
 
diff --git a/mir-module/src/main/resources/xslt/series-panel/mirseriespanel.xsl b/mir-module/src/main/resources/xslt/series-panel/mirseriespanel.xsl
deleted file mode 100644
index adbd5c0364..0000000000
--- a/mir-module/src/main/resources/xslt/series-panel/mirseriespanel.xsl
+++ /dev/null
@@ -1,17 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<xsl:stylesheet version="3.0"
-  xmlns:mcrproperty="http://www.mycore.de/xslt/property"
-  xmlns:mirseriespanel="http://www.mycore.de/xslt/mirseriespanel"
-  xmlns:xs="http://www.w3.org/2001/XMLSchema"
-  xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
-  exclude-result-prefixes="#all">
-
-  <xsl:function name="mirseriespanel:is-enabled" as="xs:boolean">
-    <xsl:sequence select="lower-case(mcrproperty:get('MIR.SeriesPanel.Enabled')) = 'true'" />
-  </xsl:function>
-
-  <xsl:function name="mirseriespanel:is-rss-enabled" as="xs:boolean">
-    <xsl:sequence select="lower-case(mcrproperty:get('MIR.SeriesPanel.RSS.Enabled')) = 'true'" />
-  </xsl:function>
-
-</xsl:stylesheet>

From f0d7a60fbea7dbf0b1c1ff1a3042c5c30e68cb20 Mon Sep 17 00:00:00 2001
From: Lennard Golsch <lennard.golsch@icloud.com>
Date: Tue, 27 Oct 2026 16:31:23 +0100
Subject: [PATCH 3/9] MIR-1684 Move banner to card

---
 .../xslt/guidance-panel/mir-guidance-panel.xsl     | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/mir-module/src/main/resources/xslt/guidance-panel/mir-guidance-panel.xsl b/mir-module/src/main/resources/xslt/guidance-panel/mir-guidance-panel.xsl
index 37cd9a40d4..8dc7f1d855 100644
--- a/mir-module/src/main/resources/xslt/guidance-panel/mir-guidance-panel.xsl
+++ b/mir-module/src/main/resources/xslt/guidance-panel/mir-guidance-panel.xsl
@@ -33,14 +33,14 @@
     <xsl:if test="$navigation">
       <xsl:variable name="title" select="string($navigation/label[lang($CurrentLang)][1])" />
       <div class="mir-guidance-panel">
-        <xsl:if test="normalize-space($navigation/@banner)">
-          <xsl:call-template name="render-guidance-panel-banner">
-            <xsl:with-param name="object-id" select="$object-id" />
-            <xsl:with-param name="banner" select="string($navigation/@banner)" />
-            <xsl:with-param name="title" select="$title" />
-          </xsl:call-template>
-        </xsl:if>
         <div class="card">
+          <xsl:if test="normalize-space($navigation/@banner)">
+            <xsl:call-template name="render-guidance-panel-banner">
+              <xsl:with-param name="object-id" select="$object-id" />
+              <xsl:with-param name="banner" select="string($navigation/@banner)" />
+              <xsl:with-param name="title" select="$title" />
+            </xsl:call-template>
+          </xsl:if>
           <div class="card-header">
             <h3 class="card-title">
               <xsl:value-of select="$title" />

From 52a3a45a71df1b9b711737977f58c07d500bbcde Mon Sep 17 00:00:00 2001
From: Lennard Golsch <lennard.golsch@icloud.com>
Date: Thu, 29 Oct 2026 14:39:41 +0100
Subject: [PATCH 4/9] MIR-1684 Adapt guidance panel to xslt structure of
 MCR-3779

---
 mir-module/src/main/resources/config/mir/mycore.properties  | 6 +++---
 .../export/mycoreobject2rss.xsl}                            | 0
 .../guidance-panel/functions}/mirguidancepanel.xsl          | 0
 .../guidance-panel/render.xsl}                              | 2 +-
 .../guidance-panel/webpage.xsl}                             | 2 +-
 .../object-page/boxes/guidance-panel.xsl}                   | 6 +++---
 .../src/main/resources/xslt/mir/solr/response/results.xsl   | 2 +-
 7 files changed, 9 insertions(+), 9 deletions(-)
 rename mir-module/src/main/resources/xslt/{mycoreobject-rss.xsl => mir/export/mycoreobject2rss.xsl} (100%)
 rename mir-module/src/main/resources/xslt/{guidance-panel => mir/guidance-panel/functions}/mirguidancepanel.xsl (100%)
 rename mir-module/src/main/resources/xslt/{guidance-panel/mir-guidance-panel.xsl => mir/guidance-panel/render.xsl} (98%)
 rename mir-module/src/main/resources/xslt/{guidance-panel/mir-guidance-panel-webpage.xsl => mir/guidance-panel/webpage.xsl} (95%)
 rename mir-module/src/main/resources/xslt/{metadata/mir-guidance-panel.xsl => mir/object-page/boxes/guidance-panel.xsl} (81%)

diff --git a/mir-module/src/main/resources/config/mir/mycore.properties b/mir-module/src/main/resources/config/mir/mycore.properties
index b17f02f660..cae189bcea 100644
--- a/mir-module/src/main/resources/config/mir/mycore.properties
+++ b/mir-module/src/main/resources/config/mir/mycore.properties
@@ -399,7 +399,7 @@ MCR.IIIFImage.thumbnail.MaxImageBytes=27000000
 ##############################################################################
 # RSS feed                                                                   #
 ##############################################################################
-MCR.ContentTransformer.mycoreobject-rss.Stylesheet=xslt/mycoreobject-rss.xsl
+MCR.ContentTransformer.mycoreobject-rss.Stylesheet=xslt/mir/export/mycoreobject2rss.xsl
 MCR.LayoutTransformerFactory.Default.Ignore=%MCR.LayoutTransformerFactory.Default.Ignore%,mycoreobject-rss
 # Optional name of the generator in the RSS feed, e.g. MIR: MyCoRe/MODS Institutional Repository
 #MIR.RSS.Generator=
@@ -900,8 +900,8 @@ MCR.Startup.Class = %MCR.Startup.Class%,org.mycore.mir.migration.MIRMigrateStati
 MIR.GuidancePanel.Enabled=false
 # Shows a link to the RSS feed of the series (see RSS feed) in the panel
 MIR.GuidancePanel.RSS.Enabled=true
-MCR.URIResolver.xslImports.modsmeta=%MCR.URIResolver.xslImports.modsmeta%,metadata/mir-guidance-panel.xsl
-MCR.URIResolver.xslIncludes.MyCoReWebPage=%MCR.URIResolver.xslIncludes.MyCoReWebPage%,resource:xslt/guidance-panel/mir-guidance-panel-webpage.xsl
+MCR.URIResolver.xslImports.modsmeta=%MCR.URIResolver.xslImports.modsmeta%,mir/object-page/boxes/guidance-panel.xsl
+MCR.URIResolver.xslIncludes.MyCoReWebPage=%MCR.URIResolver.xslIncludes.MyCoReWebPage%,resource:xslt/mir/guidance-panel/webpage.xsl
 # navigation derivates (navigation.xml, banner, web pages) are not shown in the object view and not exported
 MCR.Derivate.DisplayFilters.mir.Filter.Filters.20.Mappings.show-file-viewer.navigation=false
 MCR.Derivate.DisplayFilters.mir.Filter.Filters.20.Mappings.show-file-area.navigation=false
diff --git a/mir-module/src/main/resources/xslt/mycoreobject-rss.xsl b/mir-module/src/main/resources/xslt/mir/export/mycoreobject2rss.xsl
similarity index 100%
rename from mir-module/src/main/resources/xslt/mycoreobject-rss.xsl
rename to mir-module/src/main/resources/xslt/mir/export/mycoreobject2rss.xsl
diff --git a/mir-module/src/main/resources/xslt/guidance-panel/mirguidancepanel.xsl b/mir-module/src/main/resources/xslt/mir/guidance-panel/functions/mirguidancepanel.xsl
similarity index 100%
rename from mir-module/src/main/resources/xslt/guidance-panel/mirguidancepanel.xsl
rename to mir-module/src/main/resources/xslt/mir/guidance-panel/functions/mirguidancepanel.xsl
diff --git a/mir-module/src/main/resources/xslt/guidance-panel/mir-guidance-panel.xsl b/mir-module/src/main/resources/xslt/mir/guidance-panel/render.xsl
similarity index 98%
rename from mir-module/src/main/resources/xslt/guidance-panel/mir-guidance-panel.xsl
rename to mir-module/src/main/resources/xslt/mir/guidance-panel/render.xsl
index 8dc7f1d855..f3464085af 100644
--- a/mir-module/src/main/resources/xslt/guidance-panel/mir-guidance-panel.xsl
+++ b/mir-module/src/main/resources/xslt/mir/guidance-panel/render.xsl
@@ -9,7 +9,7 @@
   xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
   exclude-result-prefixes="#all">
 
-  <xsl:include href="resource:xslt/guidance-panel/mirguidancepanel.xsl" />
+  <xsl:include href="resource:xslt/mir/guidance-panel/functions/mirguidancepanel.xsl" />
 
   <xsl:param name="CurrentLang" />
   <xsl:param name="ServletsBaseURL" />
diff --git a/mir-module/src/main/resources/xslt/guidance-panel/mir-guidance-panel-webpage.xsl b/mir-module/src/main/resources/xslt/mir/guidance-panel/webpage.xsl
similarity index 95%
rename from mir-module/src/main/resources/xslt/guidance-panel/mir-guidance-panel-webpage.xsl
rename to mir-module/src/main/resources/xslt/mir/guidance-panel/webpage.xsl
index 5b0aa3f8f8..14d79f11c3 100644
--- a/mir-module/src/main/resources/xslt/guidance-panel/mir-guidance-panel-webpage.xsl
+++ b/mir-module/src/main/resources/xslt/mir/guidance-panel/webpage.xsl
@@ -4,7 +4,7 @@
   xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
   exclude-result-prefixes="#all">
 
-  <xsl:import href="resource:xslt/guidance-panel/mir-guidance-panel.xsl" />
+  <xsl:import href="resource:xslt/mir/guidance-panel/render.xsl" />
 
   <xsl:param name="MCRObjectID" />
   <xsl:param name="MCRDerivateID" />
diff --git a/mir-module/src/main/resources/xslt/metadata/mir-guidance-panel.xsl b/mir-module/src/main/resources/xslt/mir/object-page/boxes/guidance-panel.xsl
similarity index 81%
rename from mir-module/src/main/resources/xslt/metadata/mir-guidance-panel.xsl
rename to mir-module/src/main/resources/xslt/mir/object-page/boxes/guidance-panel.xsl
index 62601e9eb8..f5bd449e82 100644
--- a/mir-module/src/main/resources/xslt/metadata/mir-guidance-panel.xsl
+++ b/mir-module/src/main/resources/xslt/mir/object-page/boxes/guidance-panel.xsl
@@ -6,9 +6,9 @@
   xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
   exclude-result-prefixes="#all">
 
-  <xsl:import href="xslImport:modsmeta:metadata/mir-guidance-panel.xsl" />
-  <xsl:import href="resource:xslt/guidance-panel/mir-guidance-panel.xsl" />
-  <xsl:include href="resource:xslt/functions/mirmods.xsl" />
+  <xsl:import href="xslImport:modsmeta:mir/object-page/boxes/guidance-panel.xsl" />
+  <xsl:import href="resource:xslt/mir/guidance-panel/render.xsl" />
+  <xsl:include href="resource:xslt/mir/functions/mirmods.xsl" />
 
   <xsl:template match="/">
     <xsl:if test="mirguidancepanel:is-enabled()">
diff --git a/mir-module/src/main/resources/xslt/mir/solr/response/results.xsl b/mir-module/src/main/resources/xslt/mir/solr/response/results.xsl
index 78cc2b38ec..97c0b769f5 100644
--- a/mir-module/src/main/resources/xslt/mir/solr/response/results.xsl
+++ b/mir-module/src/main/resources/xslt/mir/solr/response/results.xsl
@@ -12,7 +12,7 @@
   exclude-result-prefixes="#all">
 
   <xsl:import href="xslImport:badges" />
-  <xsl:import href="resource:xslt/guidance-panel/mir-guidance-panel.xsl" />
+  <xsl:import href="resource:xslt/mir/guidance-panel/render.xsl" />
   <xsl:include href="resource:xslt/mir/layout/utils.xsl" />
   <xsl:include href="resource:xslt/mir/orcid/export.xsl"/>
   <xsl:include href="resource:xslt/csl-export-gui.xsl" />

From e764e1838ac7e66ab95f282074332ce0c33a5395 Mon Sep 17 00:00:00 2001
From: Lennard Golsch <lennard.golsch@icloud.com>
Date: Thu, 29 Oct 2026 15:27:00 +0100
Subject: [PATCH 5/9] MIR-1684 Fall back to default language for guidance panel
 label

---
 .../mir/guidance-panel/functions/mirguidancepanel.xsl     | 8 ++++++++
 .../src/main/resources/xslt/mir/guidance-panel/render.xsl | 5 +++--
 2 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/mir-module/src/main/resources/xslt/mir/guidance-panel/functions/mirguidancepanel.xsl b/mir-module/src/main/resources/xslt/mir/guidance-panel/functions/mirguidancepanel.xsl
index 24cb1738bd..9046fb1f36 100644
--- a/mir-module/src/main/resources/xslt/mir/guidance-panel/functions/mirguidancepanel.xsl
+++ b/mir-module/src/main/resources/xslt/mir/guidance-panel/functions/mirguidancepanel.xsl
@@ -14,4 +14,12 @@
     <xsl:sequence select="lower-case(mcrproperty:get('MIR.GuidancePanel.RSS.Enabled')) = 'true'" />
   </xsl:function>
 
+  <!-- label in the current language, falls back to the default language and then to the first label -->
+  <xsl:function name="mirguidancepanel:label" as="xs:string">
+    <xsl:param name="labels" as="element(label)*" />
+    <xsl:param name="current-lang" as="xs:string" />
+    <xsl:param name="default-lang" as="xs:string" />
+    <xsl:sequence select="string(($labels[lang($current-lang)], $labels[lang($default-lang)], $labels)[1])" />
+  </xsl:function>
+
 </xsl:stylesheet>
diff --git a/mir-module/src/main/resources/xslt/mir/guidance-panel/render.xsl b/mir-module/src/main/resources/xslt/mir/guidance-panel/render.xsl
index f3464085af..95b7b0777c 100644
--- a/mir-module/src/main/resources/xslt/mir/guidance-panel/render.xsl
+++ b/mir-module/src/main/resources/xslt/mir/guidance-panel/render.xsl
@@ -12,6 +12,7 @@
   <xsl:include href="resource:xslt/mir/guidance-panel/functions/mirguidancepanel.xsl" />
 
   <xsl:param name="CurrentLang" />
+  <xsl:param name="DefaultLang" />
   <xsl:param name="ServletsBaseURL" />
   <xsl:param name="WebApplicationBaseURL" />
 
@@ -31,7 +32,7 @@
     <xsl:param name="derivate-id" as="xs:string" />
     <xsl:variable name="navigation" select="mcrderivate:get-file($derivate-id, 'navigation.xml')/item" />
     <xsl:if test="$navigation">
-      <xsl:variable name="title" select="string($navigation/label[lang($CurrentLang)][1])" />
+      <xsl:variable name="title" select="mirguidancepanel:label($navigation/label, $CurrentLang, $DefaultLang)" />
       <div class="mir-guidance-panel">
         <div class="card">
           <xsl:if test="normalize-space($navigation/@banner)">
@@ -116,7 +117,7 @@
     <xsl:param name="item" as="element(item)" />
     <li>
       <a href="{if (starts-with($item/@ref, 'http')) then $item/@ref else concat($WebApplicationBaseURL, $item/@ref)}">
-        <xsl:value-of select="$item/label[lang($CurrentLang)][1]" />
+        <xsl:value-of select="mirguidancepanel:label($item/label, $CurrentLang, $DefaultLang)" />
       </a>
     </li>
   </xsl:template>

From 51d5f1fc942b4a54c1ab815999757465de1e76b1 Mon Sep 17 00:00:00 2001
From: Lennard Golsch <lennard.golsch@icloud.com>
Date: Thu, 29 Oct 2026 15:28:52 +0100
Subject: [PATCH 6/9] MIR-1684 Fall back to title for RSS channel description

---
 .../xslt/mir/export/mycoreobject2rss.xsl      | 32 +++++++++++++------
 1 file changed, 23 insertions(+), 9 deletions(-)

diff --git a/mir-module/src/main/resources/xslt/mir/export/mycoreobject2rss.xsl b/mir-module/src/main/resources/xslt/mir/export/mycoreobject2rss.xsl
index 6e05412988..3573d672f6 100644
--- a/mir-module/src/main/resources/xslt/mir/export/mycoreobject2rss.xsl
+++ b/mir-module/src/main/resources/xslt/mir/export/mycoreobject2rss.xsl
@@ -24,7 +24,17 @@
     <channel>
       <xsl:apply-templates select="$mods/mods:titleInfo[1]" />
       <xsl:call-template name="render-rss-link" />
-      <xsl:apply-templates select="$mods/mods:abstract[normalize-space()][1]" />
+      <xsl:choose>
+        <xsl:when test="$mods/mods:abstract[normalize-space()]">
+          <xsl:apply-templates select="$mods/mods:abstract[normalize-space()][1]" />
+        </xsl:when>
+        <xsl:otherwise>
+          <!-- description is required for a channel -->
+          <description>
+            <xsl:apply-templates select="$mods/mods:titleInfo[1]" mode="text" />
+          </description>
+        </xsl:otherwise>
+      </xsl:choose>
       <xsl:apply-templates select="$mods/mods:language[mods:languageTerm[@type = 'code']][1]" />
       <xsl:if test="$generator">
         <generator>
@@ -62,17 +72,21 @@
 
   <xsl:template match="mods:titleInfo">
     <title>
-      <xsl:value-of select="mods:nonSort, mods:title" separator=" " />
-      <xsl:if test="mods:subTitle">
-        <!-- separate the subtitle by a colon, unless the title ends with a punctuation mark -->
-        <xsl:if test="not(matches(mods:title, '[?!.:,;-]$'))">
-          <xsl:text>:</xsl:text>
-        </xsl:if>
-        <xsl:value-of select="concat(' ', mods:subTitle)" />
-      </xsl:if>
+      <xsl:apply-templates select="." mode="text" />
     </title>
   </xsl:template>
 
+  <xsl:template match="mods:titleInfo" mode="text">
+    <xsl:value-of select="mods:nonSort, mods:title" separator=" " />
+    <xsl:if test="mods:subTitle">
+      <!-- separate the subtitle by a colon, unless the title ends with a punctuation mark -->
+      <xsl:if test="not(matches(mods:title, '[?!.:,;-]$'))">
+        <xsl:text>:</xsl:text>
+      </xsl:if>
+      <xsl:value-of select="concat(' ', mods:subTitle)" />
+    </xsl:if>
+  </xsl:template>
+
   <xsl:template match="mods:abstract">
     <description>
       <xsl:value-of select="." />

From d6a764300aebc86ef4a478f9c4cb58f7cb24b091 Mon Sep 17 00:00:00 2001
From: Lennard Golsch <lennard.golsch@icloud.com>
Date: Thu, 29 Oct 2026 15:31:38 +0100
Subject: [PATCH 7/9] MIR-1684 Remove redundant mirmods include from guidance
 panel box

---
 .../main/resources/xslt/mir/object-page/boxes/guidance-panel.xsl | 1 -
 1 file changed, 1 deletion(-)

diff --git a/mir-module/src/main/resources/xslt/mir/object-page/boxes/guidance-panel.xsl b/mir-module/src/main/resources/xslt/mir/object-page/boxes/guidance-panel.xsl
index f5bd449e82..0d22c8e98c 100644
--- a/mir-module/src/main/resources/xslt/mir/object-page/boxes/guidance-panel.xsl
+++ b/mir-module/src/main/resources/xslt/mir/object-page/boxes/guidance-panel.xsl
@@ -8,7 +8,6 @@
 
   <xsl:import href="xslImport:modsmeta:mir/object-page/boxes/guidance-panel.xsl" />
   <xsl:import href="resource:xslt/mir/guidance-panel/render.xsl" />
-  <xsl:include href="resource:xslt/mir/functions/mirmods.xsl" />
 
   <xsl:template match="/">
     <xsl:if test="mirguidancepanel:is-enabled()">

From 5a7760b3cdd46702a80ab039402c5ebe17f42f1b Mon Sep 17 00:00:00 2001
From: Lennard Golsch <lennard.golsch@icloud.com>
Date: Thu, 29 Oct 2026 15:35:28 +0100
Subject: [PATCH 8/9] MIR-1684 Check read permission before rendering guidance
 panel

---
 .../functions/mirguidancepanel.xsl            | 11 +++++++++++
 .../xslt/mir/guidance-panel/render.xsl        | 19 +++++++++++--------
 2 files changed, 22 insertions(+), 8 deletions(-)

diff --git a/mir-module/src/main/resources/xslt/mir/guidance-panel/functions/mirguidancepanel.xsl b/mir-module/src/main/resources/xslt/mir/guidance-panel/functions/mirguidancepanel.xsl
index 9046fb1f36..7ff89cf3ea 100644
--- a/mir-module/src/main/resources/xslt/mir/guidance-panel/functions/mirguidancepanel.xsl
+++ b/mir-module/src/main/resources/xslt/mir/guidance-panel/functions/mirguidancepanel.xsl
@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <xsl:stylesheet version="3.0"
+  xmlns:mcracl="http://www.mycore.de/xslt/acl"
   xmlns:mcrproperty="http://www.mycore.de/xslt/property"
   xmlns:mirguidancepanel="http://www.mycore.de/xslt/mirguidancepanel"
   xmlns:xs="http://www.w3.org/2001/XMLSchema"
@@ -14,6 +15,16 @@
     <xsl:sequence select="lower-case(mcrproperty:get('MIR.GuidancePanel.RSS.Enabled')) = 'true'" />
   </xsl:function>
 
+  <!--
+    true if the id is a MyCoRe ID readable by the current user; the id may come from request parameters,
+    the format is checked first because checkPermission fails for ids containing a colon
+  -->
+  <xsl:function name="mirguidancepanel:is-readable" as="xs:boolean">
+    <xsl:param name="id" as="xs:string" />
+    <xsl:sequence select="matches($id, '^[a-zA-Z][a-zA-Z0-9]*_[a-zA-Z0-9]+_[0-9]+$')
+      and mcracl:check-permission($id, 'read')" />
+  </xsl:function>
+
   <!-- label in the current language, falls back to the default language and then to the first label -->
   <xsl:function name="mirguidancepanel:label" as="xs:string">
     <xsl:param name="labels" as="element(label)*" />
diff --git a/mir-module/src/main/resources/xslt/mir/guidance-panel/render.xsl b/mir-module/src/main/resources/xslt/mir/guidance-panel/render.xsl
index 95b7b0777c..42cfa787c4 100644
--- a/mir-module/src/main/resources/xslt/mir/guidance-panel/render.xsl
+++ b/mir-module/src/main/resources/xslt/mir/guidance-panel/render.xsl
@@ -18,19 +18,22 @@
 
   <xsl:template name="render-guidance-panels">
     <xsl:param name="object-id" as="xs:string" />
-    <xsl:for-each select="mcrobject:get($object-id)/mycoreobject/structure/derobjects
-      /derobject[classification[@classid = 'derivate_types'][@categid = 'navigation']]">
-      <xsl:call-template name="render-guidance-panel">
-        <xsl:with-param name="object-id" select="$object-id" />
-        <xsl:with-param name="derivate-id" select="string(@xlink:href)" />
-      </xsl:call-template>
-    </xsl:for-each>
+    <xsl:if test="mirguidancepanel:is-readable($object-id)">
+      <xsl:for-each select="mcrobject:get($object-id)/mycoreobject/structure/derobjects
+        /derobject[classification[@classid = 'derivate_types'][@categid = 'navigation']]">
+        <xsl:call-template name="render-guidance-panel">
+          <xsl:with-param name="object-id" select="$object-id" />
+          <xsl:with-param name="derivate-id" select="string(@xlink:href)" />
+        </xsl:call-template>
+      </xsl:for-each>
+    </xsl:if>
   </xsl:template>
 
   <xsl:template name="render-guidance-panel">
     <xsl:param name="object-id" as="xs:string" />
     <xsl:param name="derivate-id" as="xs:string" />
-    <xsl:variable name="navigation" select="mcrderivate:get-file($derivate-id, 'navigation.xml')/item" />
+    <xsl:variable name="navigation" select="if (mirguidancepanel:is-readable($object-id)
+      and mirguidancepanel:is-readable($derivate-id)) then mcrderivate:get-file($derivate-id, 'navigation.xml')/item else ()" />
     <xsl:if test="$navigation">
       <xsl:variable name="title" select="mirguidancepanel:label($navigation/label, $CurrentLang, $DefaultLang)" />
       <div class="mir-guidance-panel">

From 0876b138d13a0b631cdeed40458a7022fb53c6e9 Mon Sep 17 00:00:00 2001
From: Lennard Golsch <lennard.golsch@icloud.com>
Date: Thu, 29 Oct 2026 15:37:16 +0100
Subject: [PATCH 9/9] MIR-1684 Use find request handler for guidance panel
 search

---
 mir-module/src/main/resources/config/mir/mycore.properties | 2 +-
 .../src/main/resources/xslt/mir/guidance-panel/render.xsl  | 6 +++---
 .../src/main/resources/xslt/mir/solr/response/results.xsl  | 7 ++++---
 3 files changed, 8 insertions(+), 7 deletions(-)

diff --git a/mir-module/src/main/resources/config/mir/mycore.properties b/mir-module/src/main/resources/config/mir/mycore.properties
index cae189bcea..ae85ba6afd 100644
--- a/mir-module/src/main/resources/config/mir/mycore.properties
+++ b/mir-module/src/main/resources/config/mir/mycore.properties
@@ -895,7 +895,7 @@ MCR.Startup.Class = %MCR.Startup.Class%,org.mycore.mir.migration.MIRMigrateStati
 ##############################################################################
 # Guidance panel                                                             #
 ##############################################################################
-# Enables the guidance panel on the metadata page, in the result list of a series search (q=mods.relatedItem.root:{id})
+# Enables the guidance panel on the metadata page, in the result list of a series search (q or fq=mods.relatedItem.root:{id})
 # and in MyCoReWebPages
 MIR.GuidancePanel.Enabled=false
 # Shows a link to the RSS feed of the series (see RSS feed) in the panel
diff --git a/mir-module/src/main/resources/xslt/mir/guidance-panel/render.xsl b/mir-module/src/main/resources/xslt/mir/guidance-panel/render.xsl
index 42cfa787c4..b50a0fe5e5 100644
--- a/mir-module/src/main/resources/xslt/mir/guidance-panel/render.xsl
+++ b/mir-module/src/main/resources/xslt/mir/guidance-panel/render.xsl
@@ -92,13 +92,13 @@
     <!-- unique, a page may contain several panels -->
     <xsl:variable name="input-id" select="concat('mir-guidance-panel-search-', $derivate-id)" />
     <xsl:variable name="search-label" select="mcri18n:translate-with-params('mir.guidancePanel.search', $title)" />
-    <form role="search" action="{$ServletsBaseURL}solr/select" method="post">
-      <input type="hidden" name="q" value="mods.relatedItem.root:{$object-id}" />
+    <form role="search" action="{$ServletsBaseURL}solr/find">
+      <input type="hidden" name="fq" value="mods.relatedItem.root:{$object-id}" />
       <label class="visually-hidden" for="{$input-id}">
         <xsl:value-of select="$search-label" />
       </label>
       <div class="input-group">
-        <input id="{$input-id}" type="text" name="fq" class="form-control" placeholder="{$search-label}" />
+        <input id="{$input-id}" type="text" name="condQuery" class="form-control" placeholder="{$search-label}" />
         <button class="btn btn-primary" type="submit" aria-label="{$search-label}">
           <i class="fas fa-search" />
         </button>
diff --git a/mir-module/src/main/resources/xslt/mir/solr/response/results.xsl b/mir-module/src/main/resources/xslt/mir/solr/response/results.xsl
index 97c0b769f5..5957b21ced 100644
--- a/mir-module/src/main/resources/xslt/mir/solr/response/results.xsl
+++ b/mir-module/src/main/resources/xslt/mir/solr/response/results.xsl
@@ -453,10 +453,11 @@
         </div>
 
         <xsl:if test="mirguidancepanel:is-enabled()">
-          <xsl:for-each select="/response/lst[@name='responseHeader']/lst[@name='params']
-            /str[@name='q'][starts-with(., 'mods.relatedItem.root:')]">
+          <xsl:variable name="params" select="/response/lst[@name='responseHeader']/lst[@name='params']" />
+          <xsl:for-each select="distinct-values(($params/str[@name = ('q', 'fq')], $params/arr[@name = 'fq']/str)
+            [starts-with(., 'mods.relatedItem.root:')] ! substring-after(., 'mods.relatedItem.root:'))">
             <xsl:call-template name="render-guidance-panels">
-              <xsl:with-param name="object-id" select="substring-after(., 'mods.relatedItem.root:')" />
+              <xsl:with-param name="object-id" select="." />
             </xsl:call-template>
           </xsl:for-each>
         </xsl:if>