From 5245b4c5cbabcce468739d94e997036cbd05132c Mon Sep 17 00:00:00 2001
From: Renee LeBeau <rdlebeau@iu.edu>
Date: Thu, 7 May 2026 10:15:09 -0400
Subject: [PATCH 1/3] IULRDC-201 RDC: adding stemming to solr

---
 solr/conf/schema.xml | 18 +++++++++++++-----
 1 file changed, 13 insertions(+), 5 deletions(-)

diff --git a/solr/conf/schema.xml b/solr/conf/schema.xml
index 19697ec..412f153 100644
--- a/solr/conf/schema.xml
+++ b/solr/conf/schema.xml
@@ -133,15 +133,23 @@
 
     <!-- A text field with defaults appropriate for English -->
     <fieldType name="text_en" class="solr.TextField" positionIncrementGap="100">
-      <analyzer>
+      <analyzer type="index">
         <tokenizer class="solr.ICUTokenizerFactory"/>
         <filter class="solr.ICUFoldingFilterFactory"/>  <!-- NFKC, case folding, diacritics removed -->
         <filter class="solr.EnglishPossessiveFilterFactory"/>
         <!-- EnglishMinimalStemFilterFactory is less aggressive than PorterStemFilterFactory: -->
-        <filter class="solr.EnglishMinimalStemFilterFactory"/>
-        <!--
-        <filter class="solr.PorterStemFilterFactory"/>
-        -->
+        <!--   <filter class="solr.EnglishMinimalStemFilterFactory"/>-->
+        <filter class="solr.LowerCaseFilterFactory"/>
+        <filter class="solr.SnowballPorterFilterFactory" language="English" />
+        <filter class="solr.NGramFilterFactory" minGramSize="2" maxGramSize="25" />
+        <filter class="solr.TrimFilterFactory"/>
+      </analyzer>
+      <analyzer type="query">
+        <tokenizer class="solr.ICUTokenizerFactory"/>
+        <filter class="solr.ICUFoldingFilterFactory"/>
+        <filter class="solr.EnglishPossessiveFilterFactory"/>
+        <filter class="solr.LowerCaseFilterFactory"/>
+        <filter class="solr.SnowballPorterFilterFactory" language="English" />
         <filter class="solr.TrimFilterFactory"/>
       </analyzer>
     </fieldType>

From e513be33d78eb5d4bec9f0f2241eddf9b81b8535 Mon Sep 17 00:00:00 2001
From: Renee LeBeau <rdlebeau@iu.edu>
Date: Thu, 7 May 2026 16:14:25 -0400
Subject: [PATCH 2/3] IULRDC-201 RDC: adding method from Hyrax

---
 lib/extensions/hyrax/solr_query_service.rb | 13 +++++++++++++
 1 file changed, 13 insertions(+)
 create mode 100644 lib/extensions/hyrax/solr_query_service.rb

diff --git a/lib/extensions/hyrax/solr_query_service.rb b/lib/extensions/hyrax/solr_query_service.rb
new file mode 100644
index 0000000..04a4b7e
--- /dev/null
+++ b/lib/extensions/hyrax/solr_query_service.rb
@@ -0,0 +1,13 @@
+module Extensions
+  module Hyrax
+    module SolrQueryService
+      # Create a raw query clause suitable for sending to solr as an fq element
+      # @param [String] type The type of query to run. Either 'raw' or 'field'
+      # @param [String] key
+      # @param [String] value
+      def query_clause(type, key, value)
+        "_query_:\"{!#{type} f=#{key}}#{value.gsub('"', '\"')}\""
+      end
+    end
+  end
+end

From 3321592c40aced2beba48a01cd1339c6c4caa31a Mon Sep 17 00:00:00 2001
From: Renee LeBeau <rdlebeau@iu.edu>
Date: Thu, 7 May 2026 16:16:35 -0400
Subject: [PATCH 3/3] IULRDC-201 RDC: query value might not be a string

---
 config/initializers/extensions.rb          | 3 ++-
 lib/extensions/hyrax/solr_query_service.rb | 2 +-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/config/initializers/extensions.rb b/config/initializers/extensions.rb
index 025075f..e90fbf6 100644
--- a/config/initializers/extensions.rb
+++ b/config/initializers/extensions.rb
@@ -4,4 +4,5 @@
   # search with wildcard after first 2 characters
   Qa::Authorities::Collections.prepend Extensions::Qa::Authorities::Collections::CollectionsSearch
   Qa::Authorities::FindWorks.prepend Extensions::Qa::Authorities::FindWorks::WorksSearch
-end
\ No newline at end of file
+  Hyrax::SolrQueryService.prepend Extensions::Hyrax::SolrQueryService
+end
diff --git a/lib/extensions/hyrax/solr_query_service.rb b/lib/extensions/hyrax/solr_query_service.rb
index 04a4b7e..1710e1f 100644
--- a/lib/extensions/hyrax/solr_query_service.rb
+++ b/lib/extensions/hyrax/solr_query_service.rb
@@ -6,7 +6,7 @@ module SolrQueryService
       # @param [String] key
       # @param [String] value
       def query_clause(type, key, value)
-        "_query_:\"{!#{type} f=#{key}}#{value.gsub('"', '\"')}\""
+        "_query_:\"{!#{type} f=#{key}}#{value.to_s.gsub('"', '\"')}\""
       end
     end
   end