allow taxonomy term views and fix multiple contextual filters

Closes #3385281

src/Plugin/views/area/AlphaPaginationArea.php

@@ -9,6 +9,7 @@ use Drupal\Core\Entity\EntityFieldManagerInterface;
 use Drupal\Core\Cache\CacheBackendInterface;
 use Drupal\views\Plugin\views\area\AreaPluginBase;
 use Symfony\Component\DependencyInjection\ContainerInterface;
+use Drupal\field\Entity\FieldStorageConfig;
 
 /**
  * Views area handler to display alphabetic pagination.
@@ -222,7 +223,7 @@ class AlphaPaginationArea extends AreaPluginBase {
 
     // Global options.
     $base_table = $this->view->storage->get('base_table');
-    if ($base_table == 'taxonomy_term_data' || $base_table == 'media_field_data') {
+    if ($base_table == 'taxonomy_term_field_data' || $base_table == 'media_field_data') {
       // Get an array list of all non-image, non-entity or other assorted
       // reference fields.
       $fields = ['name' => 'name'];
@@ -234,15 +235,16 @@ class AlphaPaginationArea extends AreaPluginBase {
     }
 
     $compound_field_types = ['name'];
-    $single_field_types = ['text', 'text_long', 'text_with_summary', 'string', 'string_long'];
+    $single_field_types = ['string', 'string_long']; // 'text', 'text_long', 'text_with_summary', can be added but
+       // they will probably contain HTML tags that will be caught as first character (except if we strit tags
+       // in AlphaPagination:getEntityPrefixes but that would be heavy on performance)
     $all_field_types = array_merge($single_field_types, $compound_field_types);
     $all_fields = $this->fieldManager->getFieldMap();
     $baseEntityType = $this->view->getBaseEntityType()->id();
     foreach ($all_fields[$baseEntityType] as $field_name => $field_definition) {
       if (in_array($field_definition['type'], $all_field_types)) {
         if (in_array($field_definition['type'], $compound_field_types)) {
-          $field_info = FieldStorageConfig::loadByName('node', $field_name);
-          $field_info = field_info_field($field_name);
+          $field_info = FieldStorageConfig::loadByName($baseEntityType, $field_name);
           foreach (array_keys($field_info['columns']) as $compoundFieldKey) {
             $compound_field_field_name = sprintf('%s:%s', $field_name, $compoundFieldKey);
             $fields[$baseEntityType . '__' . $compound_field_field_name] = $compound_field_field_name;