modified custom solr field types, fixed the reference search

web/modules/custom/materio_sapi/config/install/search_api_solr.solr_field_type.text_string_ascii_und_6_0_0.yml

@@ -21,14 +21,14 @@ field_type:
       filters:
         -
           class: solr.LowerCaseFilterFactory
-        -
-          class: solr.RemoveDuplicatesTokenFilterFactory
         - 
           class: solr.ASCIIFoldingFilterFactory
           preserveOriginal: true
         -
           class: solr.WordDelimiterGraphFilterFactory
           preserveOriginal: 1
+        -
+          class: solr.RemoveDuplicatesTokenFilterFactory
     -
       type: query
       tokenizer:
@@ -36,13 +36,13 @@ field_type:
       filters:
         -
           class: solr.LowerCaseFilterFactory
-        -
-          class: solr.RemoveDuplicatesTokenFilterFactory
         - 
           class: solr.ASCIIFoldingFilterFactory
           preserveOriginal: true
         -
           class: solr.WordDelimiterGraphFilterFactory
           preserveOriginal: 1
+        -
+          class: solr.RemoveDuplicatesTokenFilterFactory
 solr_configs: {}
 text_files: {}

web/modules/custom/materio_sapi/src/Controller/Base.php

@@ -27,6 +27,14 @@ class Base extends ControllerBase {
     // https://www.hashbangcode.com/article/drupal-8-date-search-boosting-search-api-and-solr-search
     // https://kgaut.net/blog/2018/drupal-8-search-api-effectuer-une-requete-dans-le-code.html
 
+
+    // Otherwise, if you use Solr, you can also set the parse mode to “Direct query” 
+    // and use something like 'tm_name:alex AND tm_surname:john' as the keywords (field names may vary). 
+    // That will also ensure scoring works for the keywords (the other way just adds filters, which don’t affect scoring).
+    // https://www.drupal.org/project/search_api/issues/3049097
+
+
+
     $lang = \Drupal::languageManager()->getCurrentLanguage()->getId();
 
     $this->index = Index::load('database');
@@ -45,15 +53,7 @@ class Base extends ControllerBase {
     $this->and_query->setParseMode($parse_mode);
     // Set fulltext search keywords and fields.
     $this->and_query->keys($this->keys);
-    // $this->and_query->setFulltextFields(['field_reference']);
+    
-    // in case we search for material references like W0117
-    if (preg_match_all('/[WTRPCMFGSO]\d{4}/i', $this->keys, $matches)) {
-      $ref_conditions = $this->and_query->createConditionGroup('OR');
-      foreach ($matches[0] as $key => $value) {
-        $ref_conditions->addCondition('field_reference', $value);
-      }
-      $this->and_query->addConditionGroup($ref_conditions);
-    }
     // in case of term id provided restrict the keys to taxo fields
     if ($this->term) {
       $term_conditions = $this->and_query->createConditionGroup('OR');
@@ -72,8 +72,11 @@ class Base extends ControllerBase {
       // look @ materio_sapi_search_api_solr_query_alter in materio_sapi.module
       // $this->or_query->setOption('termid', $this->term);
     }
-    // FILTERS
+    
+    $fulltextFields = [];
+
     if ($this->filters) {
+      // FILTERS
       $filters_conditions = $this->and_query->createConditionGroup('AND');
       foreach ($this->filters as $filter) {
         $filter = (int) $filter;
@@ -83,8 +86,8 @@ class Base extends ControllerBase {
       }
       $this->and_query->addConditionGroup($filters_conditions);
     }else{
-      // Recherche uniquement sur le champ « body »
+      // Recherche uniquement sur les champ thésaurus et tag
-      $this->and_query->setFulltextFields([
+      $fulltextFields += [
         'thesaurus_name_0',
         'thesaurus_synonyms_0',
         'thesaurus_name_1',
@@ -99,10 +102,12 @@ class Base extends ControllerBase {
         'thesaurus_synonyms',
         'tag_name',
         'tag_synonyms'
-      ]);
+      ];
     }
     
-
+    if(count($fulltextFields)){
+      $this->and_query->setFulltextFields($fulltextFields);
+    }
 
     // Restrict the search to specific languages.
     $this->and_query->setLanguages([$lang]);
@@ -157,6 +162,15 @@ class Base extends ControllerBase {
     }
     $this->or_query->addConditionGroup($exclude_and_results_conditions);
 
+    if (preg_match_all('/[WTRPCMFGSO]\d{4}/i', $this->keys, $matches)) {
+      // in case we search for material references like W0117
+      $ref_conditions = $this->or_query->createConditionGroup('OR');
+      foreach ($matches[0] as $key => $value) {
+        $ref_conditions->addCondition('field_reference', $value);
+      }
+      $this->or_query->addConditionGroup($ref_conditions);
+    }
+
     // Restrict the search to specific languages.
     $this->or_query->setLanguages([$lang]);