updated core to 8.6.1 via composer

core/modules/datetime_range/datetime_range.info.yml

@@ -5,4 +5,4 @@ package: Field types
 version: VERSION
 core: 8.x
 dependencies:
-  - datetime
+  - drupal:datetime

core/modules/datetime_range/datetime_range.module

@@ -6,6 +6,8 @@
  */
 
 use Drupal\Core\Routing\RouteMatchInterface;
+use Drupal\views\Views;
+use Drupal\views\ViewEntityInterface;
 
 /**
  * Implements hook_help().
@@ -26,3 +28,133 @@ function datetime_range_help($route_name, RouteMatchInterface $route_match) {
       return $output;
   }
 }
+
+/**
+ * Implements hook_view_presave().
+ *
+ * When a view is saved using the old string or standard plugin format for
+ * Datetime Range filters or sorts, they will automatically be updated to
+ * Datetime filters or sorts. Old plugins usage must to be considered
+ * deprecated and must be converted before 9.0.0, when this updating layer will
+ * be removed.
+ *
+ * @deprecated in Drupal 8.5.x and will be removed before 9.0.0.
+ *
+ * @see https://www.drupal.org/node/2857691
+ */
+function datetime_range_view_presave(ViewEntityInterface $view) {
+  $config_factory = \Drupal::configFactory();
+  $displays = $view->get('display');
+  $changed = FALSE;
+
+  foreach ($displays as $display_name => &$display) {
+
+    // Update datetime_range filters.
+    if (isset($display['display_options']['filters'])) {
+      foreach ($display['display_options']['filters'] as $field_name => &$filter) {
+        if ($filter['plugin_id'] === 'string') {
+
+          // Get field config.
+          $filter_views_data = Views::viewsData()->get($filter['table'])[$filter['field']]['filter'];
+          if (!isset($filter_views_data['entity_type']) || !isset($filter_views_data['field_name'])) {
+            continue;
+          }
+          $field_storage_name = 'field.storage.' . $filter_views_data['entity_type'] . '.' . $filter_views_data['field_name'];
+          $field_configuration = $config_factory->get($field_storage_name);
+
+          if ($field_configuration->get('type') === 'daterange') {
+
+            // Set entity_type if missing.
+            if (!isset($filter['entity_type'])) {
+              $filter['entity_type'] = $filter_views_data['entity_type'];
+            }
+
+            // Set datetime plugin_id.
+            $filter['plugin_id'] = 'datetime';
+
+            // Create datetime value array.
+            $datetime_value = [
+              'min' => '',
+              'max' => '',
+              'value' => $filter['value'],
+              'type' => 'date',
+            ];
+
+            // Map string operator/value to numeric equivalent.
+            switch ($filter['operator']) {
+              case '=':
+              case 'empty':
+              case 'not empty':
+                $operator = $filter['operator'];
+                break;
+
+              case '!=':
+              case 'not':
+                $operator = '!=';
+                break;
+
+              case 'starts':
+                $operator = 'regular_expression';
+                $datetime_value['value'] = '^' . preg_quote($datetime_value['value']);
+                break;
+
+              case 'ends':
+                $operator = 'regular_expression';
+                $datetime_value['value'] = preg_quote($datetime_value['value']) . '$';
+                break;
+
+              default:
+                $operator = 'regular_expression';
+                // Add .* to prevent blank regexes.
+                if (empty($datetime_value['value'])) {
+                  $datetime_value['value'] = '.*';
+                }
+                else {
+                  $datetime_value['value'] = preg_quote($datetime_value['value']);
+                }
+            }
+
+            // Set value and operator.
+            $filter['value'] = $datetime_value;
+            $filter['operator'] = $operator;
+            $changed = TRUE;
+            @trigger_error('Use of string filters for datetime_range fields is deprecated. Use the datetime filters instead. See https://www.drupal.org/node/2857691', E_USER_DEPRECATED);
+          }
+        }
+      }
+    }
+
+    // Update datetime_range sort handlers.
+    if (isset($display['display_options']['sorts'])) {
+      foreach ($display['display_options']['sorts'] as $field_name => &$sort) {
+        if ($sort['plugin_id'] === 'standard') {
+
+          // Get field config.
+          $sort_views_data = Views::viewsData()->get($sort['table'])[$sort['field']]['sort'];
+          if (!isset($sort_views_data['entity_type']) || !isset($sort_views_data['field_name'])) {
+            continue;
+          }
+          $field_storage_name = 'field.storage.' . $sort_views_data['entity_type'] . '.' . $sort_views_data['field_name'];
+          $field_configuration = $config_factory->get($field_storage_name);
+
+          if ($field_configuration->get('type') === 'daterange') {
+
+            // Set entity_type if missing.
+            if (!isset($sort['entity_type'])) {
+              $sort['entity_type'] = $sort_views_data['entity_type'];
+            }
+
+            // Set datetime plugin_id.
+            $sort['plugin_id'] = 'datetime';
+            $changed = TRUE;
+            @trigger_error('Use of standard sort handlers for datetime_range fields is deprecated. Use the datetime sort handlers instead. See https://www.drupal.org/node/2857691', E_USER_DEPRECATED);
+          }
+        }
+      }
+    }
+  }
+
+  if ($changed) {
+    $view->set('display', $displays);
+  }
+}

core/modules/datetime_range/datetime_range.post_update.php

@@ -5,9 +5,88 @@
  * Post-update functions for Datetime Range module.
  */
 
+use Drupal\views\Views;
+
 /**
  * Clear caches to ensure schema changes are read.
  */
 function datetime_range_post_update_translatable_separator() {
   // Empty post-update hook to cause a cache rebuild.
 }
+
+/**
+ * Update existing views using datetime_range fields.
+ */
+function datetime_range_post_update_views_string_plugin_id() {
+
+  /* @var \Drupal\views\Entity\View[] $views */
+  $views = \Drupal::entityTypeManager()->getStorage('view')->loadMultiple();
+  $config_factory = \Drupal::configFactory();
+  $message = NULL;
+  $ids = [];
+
+  foreach ($views as $view) {
+    $displays = $view->get('display');
+    $needs_bc_layer_update = FALSE;
+
+    foreach ($displays as $display_name => $display) {
+
+      // Check if datetime_range filters need updates.
+      if (!$needs_bc_layer_update && isset($display['display_options']['filters'])) {
+        foreach ($display['display_options']['filters'] as $field_name => $filter) {
+          if ($filter['plugin_id'] == 'string') {
+
+            // Get field config.
+            $filter_views_data = Views::viewsData()->get($filter['table'])[$filter['field']]['filter'];
+            if (!isset($filter_views_data['entity_type']) || !isset($filter_views_data['field_name'])) {
+              continue;
+            }
+            $field_storage_name = 'field.storage.' . $filter_views_data['entity_type'] . '.' . $filter_views_data['field_name'];
+            $field_configuration = $config_factory->get($field_storage_name);
+
+            if ($field_configuration->get('type') == 'daterange') {
+              // Trigger the BC layer control.
+              $needs_bc_layer_update = TRUE;
+              continue 2;
+            }
+          }
+        }
+      }
+
+      // Check if datetime_range sort handlers need updates.
+      if (!$needs_bc_layer_update && isset($display['display_options']['sorts'])) {
+        foreach ($display['display_options']['sorts'] as $field_name => $sort) {
+          if ($sort['plugin_id'] == 'standard') {
+
+            // Get field config.
+            $sort_views_data = Views::viewsData()->get($sort['table'])[$sort['field']]['sort'];
+            if (!isset($sort_views_data['entity_type']) || !isset($sort_views_data['field_name'])) {
+              continue;
+            }
+            $field_storage_name = 'field.storage.' . $sort_views_data['entity_type'] . '.' . $sort_views_data['field_name'];
+            $field_configuration = $config_factory->get($field_storage_name);
+
+            if ($field_configuration->get('type') == 'daterange') {
+              // Trigger the BC layer control.
+              $needs_bc_layer_update = TRUE;
+              continue 2;
+            }
+          }
+        }
+      }
+    }
+
+    // If current view needs BC layer updates save it and the hook view_presave
+    // will do the rest.
+    if ($needs_bc_layer_update) {
+      $view->save();
+      $ids[] = $view->id();
+    }
+  }
+
+  if (!empty($ids)) {
+    $message = \Drupal::translation()->translate('Updated datetime_range filter/sort plugins for views: @ids', ['@ids' => implode(', ', array_unique($ids))]);
+  }
+
+  return $message;
+}

core/modules/datetime_range/datetime_range.views.inc

@@ -0,0 +1,24 @@
+<?php
+
+/**
+ * @file
+ * Provides views data for the datetime_range module.
+ */
+
+use Drupal\field\FieldStorageConfigInterface;
+
+/**
+ * Implements hook_field_views_data().
+ */
+function datetime_range_field_views_data(FieldStorageConfigInterface $field_storage) {
+
+  // Include datetime.views.inc file in order for helper function
+  // datetime_type_field_views_data_helper() to be available.
+  \Drupal::moduleHandler()->loadInclude('datetime', 'inc', 'datetime.views');
+
+  // Get datetime field data for value and end_value.
+  $data = datetime_type_field_views_data_helper($field_storage, [], 'value');
+  $data = datetime_type_field_views_data_helper($field_storage, $data, 'end_value');
+
+  return $data;
+}

core/modules/datetime_range/tests/fixtures/update/datetime_range-filter-values.php

@@ -0,0 +1,332 @@
+<?php
+// @codingStandardsIgnoreFile
+
+/**
+ * @file
+ * Contains database additions to drupal-8.bare.standard.php.gz for testing the
+ * upgrade path of https://www.drupal.org/node/2786577.
+ */
+
+use Drupal\Core\Database\Database;
+use Drupal\Core\Serialization\Yaml;
+
+$connection = Database::getConnection();
+
+// Configuration for an datetime_range field storage.
+$field_storage_datetime_range = Yaml::decode(file_get_contents(__DIR__ . '/field.storage.node.field_range.yml'));
+
+// Configuration for a datetime_range field on 'page' node bundle.
+$field_datetime_range = Yaml::decode(file_get_contents(__DIR__ . '/field.field.node.page.field_range.yml'));
+
+// Configuration for a View using datetime_range plugins.
+$views_datetime_range = Yaml::decode(file_get_contents(__DIR__ . '/views.view.test_datetime_range_filter_values.yml'));
+
+// Update core.entity_form_display.node.page.default
+$data = $connection->select('config')
+  ->fields('config', ['data'])
+  ->condition('collection', '')
+  ->condition('name', 'core.entity_form_display.node.page.default')
+  ->execute()
+  ->fetchField();
+
+$data = unserialize($data);
+$data['dependencies']['config'][] = 'field.field.' . $field_datetime_range['id'];
+$data['dependencies']['module'][] = 'datetime_range';
+$data['content'][$field_datetime_range['field_name']] = array(
+    "weight"=> 27,
+    "settings" => array(),
+    "third_party_settings" => array(),
+    "type" => "daterange_default",
+    "region" => "content"
+);
+$connection->update('config')
+  ->fields([
+    'data' => serialize($data),
+  ])
+  ->condition('collection', '')
+  ->condition('name', 'core.entity_form_display.node.page.default')
+  ->execute();
+
+// Update core.entity_view_display.node.page.default
+$data = $connection->select('config')
+  ->fields('config', ['data'])
+  ->condition('collection', '')
+  ->condition('name', 'core.entity_view_display.node.page.default')
+  ->execute()
+  ->fetchField();
+
+$data = unserialize($data);
+$data['dependencies']['config'][] = 'field.field.' . $field_datetime_range['id'];
+$data['dependencies']['module'][] = 'datetime_range';
+$data['content'][$field_datetime_range['field_name']] = array(
+    "weight"=> 102,
+    "label"=> "above",
+    "settings" => array("separator"=> "-", "format_type" => "medium", "timezone_override" => ""),
+    "third_party_settings" => array(),
+    "type" => "daterange_default",
+    "region" => "content"
+);
+$connection->update('config')
+  ->fields([
+    'data' => serialize($data),
+  ])
+  ->condition('collection', '')
+  ->condition('name', 'core.entity_view_display.node.page.default')
+  ->execute();
+
+$connection->insert('config')
+->fields(array(
+  'collection',
+  'name',
+  'data',
+))
+->values(array(
+  'collection' => '',
+  'name' => 'field.field.' . $field_datetime_range['id'],
+  'data' => serialize($field_datetime_range),
+))
+->values(array(
+  'collection' => '',
+  'name' => 'field.storage.' . $field_storage_datetime_range['id'],
+  'data' => serialize($field_storage_datetime_range),
+))
+->values(array(
+  'collection' => '',
+  'name' => 'views.view.' . $views_datetime_range['id'],
+  'data' => serialize($views_datetime_range),
+))
+->execute();
+
+// Update core.extension.
+$extensions = $connection->select('config')
+  ->fields('config', ['data'])
+  ->condition('collection', '')
+  ->condition('name', 'core.extension')
+  ->execute()
+  ->fetchField();
+$extensions = unserialize($extensions);
+$extensions['module']['datetime_range'] = 0;
+$connection->update('config')
+  ->fields([
+    'data' => serialize($extensions),
+  ])
+  ->condition('collection', '')
+  ->condition('name', 'core.extension')
+  ->execute();
+
+$connection->insert('key_value')
+->fields(array(
+  'collection',
+  'name',
+  'value',
+))
+->values(array(
+  'collection' => 'config.entity.key_store.field_config',
+  'name' => 'uuid:87dc4221-8d56-4112-8a7f-7a855ac35d08',
+  'value' => 'a:1:{i:0;s:33:"field.field.' . $field_datetime_range['id'] . '";}',
+))
+->values(array(
+  'collection' => 'config.entity.key_store.field_storage_config',
+  'name' => 'uuid:2190ad8c-39dd-4eb1-b189-1bfc0c244a40',
+  'value' => 'a:1:{i:0;s:30:"field.storage.' . $field_storage_datetime_range['id'] . '";}',
+))
+->values(array(
+  'collection' => 'config.entity.key_store.view',
+  'name' => 'uuid:d20760b6-7cc4-4844-ae04-96da7225a46f',
+  'value' => 'a:1:{i:0;s:44:"views.view.' . $views_datetime_range['id'] . '";}',
+))
+->values(array(
+  'collection' => 'entity.storage_schema.sql',
+  'name' => 'node.field_schema_data.field_range',
+  'value' => 'a:2:{s:17:"node__field_range";a:4:{s:11:"description";s:40:"Data storage for node field field_range.";s:6:"fields";a:8:{s:6:"bundle";a:5:{s:4:"type";s:13:"varchar_ascii";s:6:"length";i:128;s:8:"not null";b:1;s:7:"default";s:0:"";s:11:"description";s:88:"The field instance bundle to which this row belongs, used when deleting a field instance";}s:7:"deleted";a:5:{s:4:"type";s:3:"int";s:4:"size";s:4:"tiny";s:8:"not null";b:1;s:7:"default";i:0;s:11:"description";s:60:"A boolean indicating whether this data item has been deleted";}s:9:"entity_id";a:4:{s:4:"type";s:3:"int";s:8:"unsigned";b:1;s:8:"not null";b:1;s:11:"description";s:38:"The entity id this data is attached to";}s:11:"revision_id";a:4:{s:4:"type";s:3:"int";s:8:"unsigned";b:1;s:8:"not null";b:1;s:11:"description";s:47:"The entity revision id this data is attached to";}s:8:"langcode";a:5:{s:4:"type";s:13:"varchar_ascii";s:6:"length";i:32;s:8:"not null";b:1;s:7:"default";s:0:"";s:11:"description";s:37:"The language code for this data item.";}s:5:"delta";a:4:{s:4:"type";s:3:"int";s:8:"unsigned";b:1;s:8:"not null";b:1;s:11:"description";s:67:"The sequence number for this data item, used for multi-value fields";}s:17:"field_range_value";a:4:{s:11:"description";s:21:"The start date value.";s:4:"type";s:7:"varchar";s:6:"length";i:20;s:8:"not null";b:1;}s:21:"field_range_end_value";a:4:{s:11:"description";s:19:"The end date value.";s:4:"type";s:7:"varchar";s:6:"length";i:20;s:8:"not null";b:1;}}s:11:"primary key";a:4:{i:0;s:9:"entity_id";i:1;s:7:"deleted";i:2;s:5:"delta";i:3;s:8:"langcode";}s:7:"indexes";a:4:{s:6:"bundle";a:1:{i:0;s:6:"bundle";}s:11:"revision_id";a:1:{i:0;s:11:"revision_id";}s:17:"field_range_value";a:1:{i:0;s:17:"field_range_value";}s:21:"field_range_end_value";a:1:{i:0;s:21:"field_range_end_value";}}}s:26:"node_revision__field_range";a:4:{s:11:"description";s:52:"Revision archive storage for node field field_range.";s:6:"fields";a:8:{s:6:"bundle";a:5:{s:4:"type";s:13:"varchar_ascii";s:6:"length";i:128;s:8:"not null";b:1;s:7:"default";s:0:"";s:11:"description";s:88:"The field instance bundle to which this row belongs, used when deleting a field instance";}s:7:"deleted";a:5:{s:4:"type";s:3:"int";s:4:"size";s:4:"tiny";s:8:"not null";b:1;s:7:"default";i:0;s:11:"description";s:60:"A boolean indicating whether this data item has been deleted";}s:9:"entity_id";a:4:{s:4:"type";s:3:"int";s:8:"unsigned";b:1;s:8:"not null";b:1;s:11:"description";s:38:"The entity id this data is attached to";}s:11:"revision_id";a:4:{s:4:"type";s:3:"int";s:8:"unsigned";b:1;s:8:"not null";b:1;s:11:"description";s:47:"The entity revision id this data is attached to";}s:8:"langcode";a:5:{s:4:"type";s:13:"varchar_ascii";s:6:"length";i:32;s:8:"not null";b:1;s:7:"default";s:0:"";s:11:"description";s:37:"The language code for this data item.";}s:5:"delta";a:4:{s:4:"type";s:3:"int";s:8:"unsigned";b:1;s:8:"not null";b:1;s:11:"description";s:67:"The sequence number for this data item, used for multi-value fields";}s:17:"field_range_value";a:4:{s:11:"description";s:21:"The start date value.";s:4:"type";s:7:"varchar";s:6:"length";i:20;s:8:"not null";b:1;}s:21:"field_range_end_value";a:4:{s:11:"description";s:19:"The end date value.";s:4:"type";s:7:"varchar";s:6:"length";i:20;s:8:"not null";b:1;}}s:11:"primary key";a:5:{i:0;s:9:"entity_id";i:1;s:11:"revision_id";i:2;s:7:"deleted";i:3;s:5:"delta";i:4;s:8:"langcode";}s:7:"indexes";a:4:{s:6:"bundle";a:1:{i:0;s:6:"bundle";}s:11:"revision_id";a:1:{i:0;s:11:"revision_id";}s:17:"field_range_value";a:1:{i:0;s:17:"field_range_value";}s:21:"field_range_end_value";a:1:{i:0;s:21:"field_range_end_value";}}}}',
+))
+->values(array(
+  'collection' => 'system.schema',
+  'name' => 'datetime_range',
+  'value' => 'i:8000;',
+))
+->execute();
+
+// Update entity.definitions.bundle_field_map
+$value = $connection->select('key_value')
+  ->fields('key_value', ['value'])
+  ->condition('collection', 'entity.definitions.bundle_field_map')
+  ->condition('name', 'node')
+  ->execute()
+  ->fetchField();
+
+$value = unserialize($value);
+$value["field_range"] = array("type" => "daterange", "bundles" => array("page" => "page"));
+
+$connection->update('key_value')
+  ->fields([
+    'value' => serialize($value),
+  ])
+  ->condition('collection', 'entity.definitions.bundle_field_map')
+  ->condition('name', 'node')
+  ->execute();
+
+// Update system.module.files
+$files = $connection->select('key_value')
+  ->fields('key_value', ['value'])
+  ->condition('collection', 'state')
+  ->condition('name', 'system.module.files')
+  ->execute()
+  ->fetchField();
+
+$files = unserialize($files);
+$files["datetime_range"] = "core/modules/datetime_range/datetime_range.info.yml";
+
+$connection->update('key_value')
+  ->fields([
+    'value' => serialize($files),
+  ])
+  ->condition('collection', 'state')
+  ->condition('name', 'system.module.files')
+  ->execute();
+
+$connection->schema()->createTable('node__field_range', array(
+  'fields' => array(
+    'bundle' => array(
+      'type' => 'varchar_ascii',
+      'not null' => TRUE,
+      'length' => '128',
+      'default' => '',
+    ),
+    'deleted' => array(
+      'type' => 'int',
+      'not null' => TRUE,
+      'size' => 'tiny',
+      'default' => '0',
+    ),
+    'entity_id' => array(
+      'type' => 'int',
+      'not null' => TRUE,
+      'size' => 'normal',
+      'unsigned' => TRUE,
+    ),
+    'revision_id' => array(
+      'type' => 'int',
+      'not null' => TRUE,
+      'size' => 'normal',
+      'unsigned' => TRUE,
+    ),
+    'langcode' => array(
+      'type' => 'varchar_ascii',
+      'not null' => TRUE,
+      'length' => '32',
+      'default' => '',
+    ),
+    'delta' => array(
+      'type' => 'int',
+      'not null' => TRUE,
+      'size' => 'normal',
+      'unsigned' => TRUE,
+    ),
+    'field_range_value' => array(
+      'type' => 'varchar',
+      'not null' => TRUE,
+      'length' => '20',
+    ),
+    'field_range_end_value' => array(
+      'type' => 'varchar',
+      'not null' => TRUE,
+      'length' => '20',
+    ),
+  ),
+  'primary key' => array(
+    'entity_id',
+    'deleted',
+    'delta',
+    'langcode',
+  ),
+  'indexes' => array(
+    'bundle' => array(
+      'bundle',
+    ),
+    'revision_id' => array(
+      'revision_id',
+    ),
+    'field_range_value' => array(
+      'field_range_value',
+    ),
+    'field_range_end_value' => array(
+      'field_range_end_value',
+    ),
+  ),
+  'mysql_character_set' => 'utf8mb4',
+));
+
+$connection->schema()->createTable('node_revision__field_range', array(
+  'fields' => array(
+    'bundle' => array(
+      'type' => 'varchar_ascii',
+      'not null' => TRUE,
+      'length' => '128',
+      'default' => '',
+    ),
+    'deleted' => array(
+      'type' => 'int',
+      'not null' => TRUE,
+      'size' => 'tiny',
+      'default' => '0',
+    ),
+    'entity_id' => array(
+      'type' => 'int',
+      'not null' => TRUE,
+      'size' => 'normal',
+      'unsigned' => TRUE,
+    ),
+    'revision_id' => array(
+      'type' => 'int',
+      'not null' => TRUE,
+      'size' => 'normal',
+      'unsigned' => TRUE,
+    ),
+    'langcode' => array(
+      'type' => 'varchar_ascii',
+      'not null' => TRUE,
+      'length' => '32',
+      'default' => '',
+    ),
+    'delta' => array(
+      'type' => 'int',
+      'not null' => TRUE,
+      'size' => 'normal',
+      'unsigned' => TRUE,
+    ),
+    'field_range_value' => array(
+      'type' => 'varchar',
+      'not null' => TRUE,
+      'length' => '20',
+    ),
+    'field_range_end_value' => array(
+      'type' => 'varchar',
+      'not null' => TRUE,
+      'length' => '20',
+    ),
+  ),
+  'primary key' => array(
+    'entity_id',
+    'revision_id',
+    'deleted',
+    'delta',
+    'langcode',
+  ),
+  'indexes' => array(
+    'bundle' => array(
+      'bundle',
+    ),
+    'revision_id' => array(
+      'revision_id',
+    ),
+    'field_range_value' => array(
+      'field_range_value',
+    ),
+    'field_range_end_value' => array(
+      'field_range_end_value',
+    ),
+  ),
+  'mysql_character_set' => 'utf8mb4',
+));
+

core/modules/datetime_range/tests/fixtures/update/field.field.node.page.field_range.yml

@@ -0,0 +1,21 @@
+uuid: 87dc4221-8d56-4112-8a7f-7a855ac35d08
+langcode: en
+status: true
+dependencies:
+  config:
+    - field.storage.node.field_range
+    - node.type.page
+  module:
+    - datetime_range
+id: node.page.field_range
+field_name: field_range
+entity_type: node
+bundle: page
+label: range
+description: ''
+required: false
+translatable: false
+default_value: {  }
+default_value_callback: ''
+settings: {  }
+field_type: daterange

core/modules/datetime_range/tests/fixtures/update/field.storage.node.field_range.yml

@@ -0,0 +1,20 @@
+uuid: 2190ad8c-39dd-4eb1-b189-1bfc0c244a40
+langcode: en
+status: true
+dependencies:
+  module:
+    - datetime_range
+    - node
+id: node.field_range
+field_name: field_range
+entity_type: node
+type: daterange
+settings:
+  datetime_type: datetime
+module: datetime_range
+locked: false
+cardinality: 1
+translatable: true
+indexes: {  }
+persist_with_no_fields: false
+custom_storage: false

core/modules/datetime_range/tests/fixtures/update/views.view.test_datetime_range_filter_values.yml

@@ -0,0 +1,231 @@
+uuid: d20760b6-7cc4-4844-ae04-96da7225a46f
+langcode: en
+status: true
+dependencies:
+  module:
+    - node
+    - user
+id: test_datetime_range_filter_values
+label: test_datetime_range_filter_values
+module: views
+description: ''
+tag: ''
+base_table: node_field_data
+base_field: nid
+core: 8.x
+display:
+  default:
+    display_plugin: default
+    id: default
+    display_title: Master
+    position: 0
+    display_options:
+      access:
+        type: perm
+        options:
+          perm: 'access content'
+      cache:
+        type: tag
+        options: {  }
+      query:
+        type: views_query
+        options:
+          disable_sql_rewrite: false
+          distinct: false
+          replica: false
+          query_comment: ''
+          query_tags: {  }
+      exposed_form:
+        type: basic
+        options:
+          submit_button: Apply
+          reset_button: false
+          reset_button_label: Reset
+          exposed_sorts_label: 'Sort by'
+          expose_sort_order: true
+          sort_asc_label: Asc
+          sort_desc_label: Desc
+      pager:
+        type: mini
+        options:
+          items_per_page: 10
+          offset: 0
+          id: 0
+          total_pages: null
+          expose:
+            items_per_page: false
+            items_per_page_label: 'Items per page'
+            items_per_page_options: '5, 10, 25, 50'
+            items_per_page_options_all: false
+            items_per_page_options_all_label: '- All -'
+            offset: false
+            offset_label: Offset
+          tags:
+            previous: ‹‹
+            next: ››
+      style:
+        type: default
+        options:
+          grouping: {  }
+          row_class: ''
+          default_row_class: true
+          uses_fields: false
+      row:
+        type: fields
+        options:
+          inline: {  }
+          separator: ''
+          hide_empty: false
+          default_field_elements: true
+      fields:
+        title:
+          id: title
+          table: node_field_data
+          field: title
+          entity_type: node
+          entity_field: title
+          label: ''
+          alter:
+            alter_text: false
+            make_link: false
+            absolute: false
+            trim: false
+            word_boundary: false
+            ellipsis: false
+            strip_tags: false
+            html: false
+          hide_empty: false
+          empty_zero: false
+          settings:
+            link_to_entity: true
+          plugin_id: field
+          relationship: none
+          group_type: group
+          admin_label: ''
+          exclude: false
+          element_type: ''
+          element_class: ''
+          element_label_type: ''
+          element_label_class: ''
+          element_label_colon: true
+          element_wrapper_type: ''
+          element_wrapper_class: ''
+          element_default_classes: true
+          empty: ''
+          hide_alter_empty: true
+          click_sort_column: value
+          type: string
+          group_column: value
+          group_columns: {  }
+          group_rows: true
+          delta_limit: 0
+          delta_offset: 0
+          delta_reversed: false
+          delta_first_last: false
+          multi_type: separator
+          separator: ', '
+          field_api_classes: false
+      filters:
+        field_range_value:
+          id: field_range_value
+          table: node__field_range
+          field: field_range_value
+          relationship: none
+          group_type: group
+          admin_label: ''
+          operator: '='
+          value: '2017'
+          group: 1
+          exposed: false
+          expose:
+            operator_id: ''
+            label: ''
+            description: ''
+            use_operator: false
+            operator: ''
+            identifier: ''
+            required: false
+            remember: false
+            multiple: false
+            remember_roles:
+              authenticated: authenticated
+          is_grouped: false
+          group_info:
+            label: ''
+            description: ''
+            identifier: ''
+            optional: true
+            widget: select
+            multiple: false
+            remember: false
+            default_group: All
+            default_group_multiple: {  }
+            group_items: {  }
+          plugin_id: string
+        field_range_end_value:
+          id: field_range_end_value
+          table: node__field_range
+          field: field_range_end_value
+          relationship: none
+          group_type: group
+          admin_label: ''
+          operator: contains
+          value: ''
+          group: 1
+          exposed: false
+          expose:
+            operator_id: ''
+            label: ''
+            description: ''
+            use_operator: false
+            operator: ''
+            identifier: ''
+            required: false
+            remember: false
+            multiple: false
+            remember_roles:
+              authenticated: authenticated
+          is_grouped: false
+          group_info:
+            label: ''
+            description: ''
+            identifier: ''
+            optional: true
+            widget: select
+            multiple: false
+            remember: false
+            default_group: All
+            default_group_multiple: {  }
+            group_items: {  }
+          plugin_id: string
+      sorts:
+        field_range_value:
+          id: field_range_value
+          table: node__field_range
+          field: field_range_value
+          relationship: none
+          group_type: group
+          admin_label: ''
+          order: ASC
+          exposed: false
+          expose:
+            label: ''
+          plugin_id: standard
+      header: {  }
+      footer: {  }
+      empty: {  }
+      relationships: {  }
+      arguments: {  }
+      display_extenders: {  }
+      filter_groups:
+        operator: AND
+        groups: {  }
+    cache_metadata:
+      max-age: -1
+      contexts:
+        - 'languages:language_content'
+        - 'languages:language_interface'
+        - url.query_args
+        - 'user.node_grants:view'
+        - user.permissions
+      tags: {  }

core/modules/datetime_range/tests/src/Functional/DateRangeFieldTest.php

@@ -3,7 +3,6 @@
 namespace Drupal\Tests\datetime_range\Functional;
 
 use Drupal\Component\Render\FormattableMarkup;
-use Drupal\Component\Utility\Unicode;
 use Drupal\Core\Datetime\DrupalDateTime;
 use Drupal\Core\Datetime\Entity\DateFormat;
 use Drupal\datetime\Plugin\Field\FieldType\DateTimeItemInterface;
@@ -978,7 +977,7 @@ class DateRangeFieldTest extends DateTestBase {
     $this->drupalCreateContentType(['type' => 'date_content']);
 
     // Create a field storage with settings to validate.
-    $field_name = Unicode::strtolower($this->randomMachineName());
+    $field_name = mb_strtolower($this->randomMachineName());
     $field_storage = FieldStorageConfig::create([
       'field_name' => $field_name,
       'entity_type' => 'node',
@@ -1344,7 +1343,7 @@ class DateRangeFieldTest extends DateTestBase {
     $this->drupalCreateContentType(['type' => 'date_content']);
 
     // Create a field storage with settings to validate.
-    $field_name = Unicode::strtolower($this->randomMachineName());
+    $field_name = mb_strtolower($this->randomMachineName());
     $field_storage = FieldStorageConfig::create([
       'field_name' => $field_name,
       'entity_type' => 'node',

core/modules/datetime_range/tests/src/Functional/Update/DatetimeRangeViewUpdateTest.php

@@ -0,0 +1,75 @@
+<?php
+
+namespace Drupal\Tests\datetime_range\Functional\Update;
+
+use Drupal\FunctionalTests\Update\UpdatePathTestBase;
+use Drupal\views\Entity\View;
+
+/**
+ * Test update of views with datetime_range filters.
+ *
+ * @see https://www.drupal.org/node/2786577
+ * @see datetime_range_post_update_views_string_plugin_id()
+ *
+ * @group Update
+ * @group legacy
+ */
+class DatetimeRangeViewUpdateTest extends UpdatePathTestBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function setDatabaseDumpFiles() {
+    $this->databaseDumpFiles = [
+      __DIR__ . '/../../../../../system/tests/fixtures/update/drupal-8.bare.standard.php.gz',
+      __DIR__ . '/../../../../tests/fixtures/update/datetime_range-filter-values.php',
+    ];
+  }
+
+  /**
+   * Tests that datetime_range filter values are updated properly.
+   */
+  public function testViewsPostUpdateDateRangeFilterValues() {
+
+    // Load our pre-update test view.
+    $view = View::load('test_datetime_range_filter_values');
+    $data = $view->toArray();
+
+    // Check pre-update filter values.
+    $filter1 = $data['display']['default']['display_options']['filters']['field_range_value'];
+    $this->assertSame('string', $filter1['plugin_id']);
+
+    // Check pre-update filter with operator going to be mapped.
+    $filter2 = $data['display']['default']['display_options']['filters']['field_range_end_value'];
+    $this->assertSame('string', $filter2['plugin_id']);
+    $this->assertSame('', $filter2['value']);
+    $this->assertSame('contains', $filter2['operator']);
+
+    // Check pre-update sort values.
+    $sort = $data['display']['default']['display_options']['sorts']['field_range_value'];
+    $this->assertSame('standard', $sort['plugin_id']);
+
+    $this->runUpdates();
+
+    // Reload and initialize our test view.
+    $view = View::load('test_datetime_range_filter_values');
+    $data = $view->toArray();
+
+    // Check filter values.
+    $filter1 = $data['display']['default']['display_options']['filters']['field_range_value'];
+    $this->assertSame('datetime', $filter1['plugin_id']);
+    $this->assertSame('2017', $filter1['value']['value']);
+    $this->assertSame('=', $filter1['operator']);
+
+    // Check string to datetime operator/value mapping.
+    $filter2 = $data['display']['default']['display_options']['filters']['field_range_end_value'];
+    $this->assertSame('datetime', $filter2['plugin_id']);
+    $this->assertSame('.*', $filter2['value']['value']);
+    $this->assertSame('regular_expression', $filter2['operator']);
+
+    // Check sort values.
+    $sort = $data['display']['default']['display_options']['sorts']['field_range_value'];
+    $this->assertSame('datetime', $sort['plugin_id']);
+  }
+
+}

core/modules/datetime_range/tests/src/Kernel/DateRangeItemTest.php

@@ -2,7 +2,6 @@
 
 namespace Drupal\Tests\datetime_range\Kernel;
 
-use Drupal\Component\Utility\Unicode;
 use Drupal\Core\Entity\Entity\EntityViewDisplay;
 use Drupal\datetime_range\Plugin\Field\FieldType\DateRangeItem;
 use Drupal\entity_test\Entity\EntityTest;
@@ -47,7 +46,7 @@ class DateRangeItemTest extends FieldKernelTestBase {
 
     // Add a datetime range field.
     $this->fieldStorage = FieldStorageConfig::create([
-      'field_name' => Unicode::strtolower($this->randomMachineName()),
+      'field_name' => mb_strtolower($this->randomMachineName()),
       'entity_type' => 'entity_test',
       'type' => 'daterange',
       'settings' => ['datetime_type' => DateRangeItem::DATETIME_TYPE_DATE],

core/modules/datetime_range/tests/src/Kernel/SeparatorTranslationTest.php

@@ -2,7 +2,6 @@
 
 namespace Drupal\Tests\datetime_range\Kernel;
 
-use Drupal\Component\Utility\Unicode;
 use Drupal\Core\Entity\Entity\EntityViewDisplay;
 use Drupal\Core\Language\Language;
 use Drupal\datetime\Plugin\Field\FieldType\DateTimeItem;
@@ -59,7 +58,7 @@ class SeparatorTranslationTest extends KernelTestBase {
 
     // Add a datetime range field.
     $this->fieldStorage = FieldStorageConfig::create([
-      'field_name' => Unicode::strtolower($this->randomMachineName()),
+      'field_name' => mb_strtolower($this->randomMachineName()),
       'entity_type' => 'entity_test',
       'type' => 'daterange',
       'settings' => ['datetime_type' => DateTimeItem::DATETIME_TYPE_DATE],

core/modules/datetime_range/tests/src/Kernel/Views/FilterDateTest.php

@@ -0,0 +1,158 @@
+<?php
+
+namespace Drupal\Tests\datetime_range\Kernel\Views;
+
+use Drupal\datetime_range\Plugin\Field\FieldType\DateRangeItem;
+use Drupal\field\Entity\FieldStorageConfig;
+use Drupal\node\Entity\Node;
+use Drupal\Tests\datetime\Kernel\Views\DateTimeHandlerTestBase;
+use Drupal\views\Views;
+
+/**
+ * Tests date-only fields.
+ *
+ * @group datetime
+ */
+class FilterDateTest extends DateTimeHandlerTestBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  public static $modules = ['datetime_test', 'node', 'datetime_range', 'field'];
+
+  /**
+   * Type of the field.
+   *
+   * @var string
+   */
+  protected static $field_type = 'daterange';
+
+  /**
+   * {@inheritdoc}
+   */
+  public static $testViews = ['test_filter_datetime'];
+
+  /**
+   * For offset tests, set to the current time.
+   */
+  protected static $date;
+
+  /**
+   * {@inheritdoc}
+   *
+   * Create nodes with relative date range of:
+   * yesterday - today, today - today, and today - tomorrow.
+   */
+  protected function setUp($import_test_views = TRUE) {
+    parent::setUp($import_test_views);
+
+    // Set to 'today'.
+    static::$date = $this->getUTCEquivalentOfUserNowAsTimestamp();
+
+    // Change field storage to date-only.
+    $storage = FieldStorageConfig::load('node.' . static::$field_name);
+    $storage->setSetting('datetime_type', DateRangeItem::DATETIME_TYPE_DATE);
+    $storage->save();
+
+    // Retrieve tomorrow, today and yesterday dates.
+    $dates = $this->getRelativeDateValuesFromTimestamp(static::$date);
+
+    // Node 0: Yesterday - Today.
+    $node = Node::create([
+      'title' => $this->randomMachineName(8),
+      'type' => 'page',
+      'field_date' => [
+        'value' => $dates[2],
+        'end_value' => $dates[1],
+      ],
+    ]);
+    $node->save();
+    $this->nodes[] = $node;
+
+    // Node 1: Today - Today.
+    $node = Node::create([
+      'title' => $this->randomMachineName(8),
+      'type' => 'page',
+      'field_date' => [
+        'value' => $dates[1],
+        'end_value' => $dates[1],
+      ],
+    ]);
+    $node->save();
+    $this->nodes[] = $node;
+
+    // Node 2: Today - Tomorrow.
+    $node = Node::create([
+      'title' => $this->randomMachineName(8),
+      'type' => 'page',
+      'field_date' => [
+        'value' => $dates[1],
+        'end_value' => $dates[0],
+      ],
+    ]);
+    $node->save();
+    $this->nodes[] = $node;
+
+    // Add end date filter to the test_filter_datetime view.
+    /** @var \Drupal\views\Entity\View $view */
+    $view = \Drupal::entityTypeManager()->getStorage('view')->load('test_filter_datetime');
+    $field_end = static::$field_name . '_end_value';
+    $display = $view->getDisplay('default');
+    $filter_end_date = $display['display_options']['filters'][static::$field_name . '_value'];
+    $filter_end_date['id'] = $field_end;
+    $filter_end_date['field'] = $field_end;
+
+    $view->getDisplay('default')['display_options']['filters'][$field_end] = $filter_end_date;
+    $view->save();
+  }
+
+  /**
+   * Test offsets with date-only fields.
+   */
+  public function testDateOffsets() {
+    $view = Views::getView('test_filter_datetime');
+    $field_start = static::$field_name . '_value';
+    $field_end = static::$field_name . '_end_value';
+
+    // Test simple operations.
+    $view->initHandlers();
+
+    // Search nodes with:
+    // - start date greater than or equal to 'yesterday'.
+    // - end date lower than or equal to 'today'.
+    // Expected results: nodes 0 and 1.
+    $view->filter[$field_start]->operator = '>=';
+    $view->filter[$field_start]->value['type'] = 'offset';
+    $view->filter[$field_start]->value['value'] = '-1 day';
+    $view->filter[$field_end]->operator = '<=';
+    $view->filter[$field_end]->value['type'] = 'offset';
+    $view->filter[$field_end]->value['value'] = 'now';
+    $view->setDisplay('default');
+    $this->executeView($view);
+    $expected_result = [
+      ['nid' => $this->nodes[0]->id()],
+      ['nid' => $this->nodes[1]->id()],
+    ];
+    $this->assertIdenticalResultset($view, $expected_result, $this->map);
+    $view->destroy();
+
+    // Search nodes with:
+    // - start date greater than or equal to 'yesterday'.
+    // - end date greater than 'today'.
+    // Expected results: node 2.
+    $view->initHandlers();
+    $view->filter[$field_start]->operator = '>=';
+    $view->filter[$field_start]->value['type'] = 'offset';
+    $view->filter[$field_start]->value['value'] = '-1 day';
+    $view->filter[$field_end]->operator = '>';
+    $view->filter[$field_end]->value['type'] = 'offset';
+    $view->filter[$field_end]->value['value'] = 'now';
+    $view->setDisplay('default');
+    $this->executeView($view);
+    $expected_result = [
+      ['nid' => $this->nodes[2]->id()],
+    ];
+    $this->assertIdenticalResultset($view, $expected_result, $this->map);
+  }
+
+}