Issue #1765984 by aspilicious: Add standardized helper functions for creating a plugin instance.

includes/admin.inc

@@ -9,7 +9,6 @@
 use Drupal\views\TempStore\UserTempStore;
 use Drupal\views\View;
 use Drupal\views\Analyzer;
-use Drupal\views\Plugin\Type\ViewsPluginManager;
 use Drupal\views\Plugin\views\wizard\WizardException;
 
 /**
@@ -348,9 +347,9 @@ function views_ui_add_form($form, &$form_state) {
   $wizard_key = $show_form['wizard_key']['#default_value'];
 
   views_include_handlers();
-  $manager = new ViewsPluginManager('wizard');
-  $info = $manager->getDefinition($wizard_key);
-  $wizard_instance = $manager->createInstance($wizard_key, $info);
+  $info = views_get_plugin_definition('wizard', $wizard_key);
+  $wizard_instance = views_get_plugin_instance($wizard_key, $info);
+
   $form = $wizard_instance->build_form($form, $form_state);
 
   $form['save'] = array(
@@ -656,10 +655,9 @@ function views_ui_nojs_submit($form, &$form_state) {
  */
 function views_ui_wizard_form_validate($form, &$form_state) {
   $wizard = views_ui_get_wizard($form_state['values']['show']['wizard_key']);
-  $manager = new ViewsPluginManager('wizard');
-  $definition = $manager->getDefinition($wizard['id']);
+  $definition = views_get_plugin_definition('wizard', $wizard['id']);
   $form_state['wizard'] = $wizard;
-  $form_state['wizard_instance'] = $manager->createInstance($wizard['id'], $definition);
+  $form_state['wizard_instance'] = views_get_plugin_instance($wizard['id'], $definition);
   $errors = $form_state['wizard_instance']->validate($form, $form_state);
   foreach ($errors as $name => $message) {
     form_set_error($name, $message);
@@ -1521,7 +1519,7 @@ function views_ui_get_display_tab_details($view, $display) {
     '#attributes' => array('id' => 'edit-display-settings-details'),
   );
 
-  $plugin = views_fetch_plugin_data('display', $view->display[$display->id]->display_plugin);
+  $plugin = views_get_plugin_definition('display', $view->display[$display->id]->display_plugin);
   // The following is for display purposes only. We need to determine if there is more than one button and wrap
   // the buttons in a .ctools-dropbutton class if more than one is present.  Otherwise, we'll just wrap the
   // actions in the .ctools-button class.

includes/cache.inc

@@ -5,8 +5,6 @@
  * Load Views' data so that it knows what is available to build queries from.
  */
 
-use Drupal\views\Plugin\Type\ViewsPluginManager;
-
 /**
  * Fetch Views' data from the cache
  *
@@ -85,30 +83,6 @@ function _views_data_process_entity_types(&$data) {
   }
 }
 
-/**
- * Fetch the plugin data from cache.
- */
-function _views_fetch_plugin_data($type = NULL, $id = NULL, $reset = FALSE) {
-  if (!$type && !$id) {
-    $plugins = array();
-    $plugin_types = array('access', 'area', 'argument', 'argument_default', 'argument_validator', 'cache', 'display_extender', 'display', 'exposed_form', 'field', 'filter', 'join', 'localization', 'pager', 'query', 'relationship', 'row', 'sort', 'style', 'wizard');
-    foreach ($plugin_types as $plugin_type) {
-      $manager = new ViewsPluginManager($plugin_type);
-      $plugins[$plugin_type] = $manager->getDefinitions();
-    }
-    return $plugins;
-  }
-
-  $manager = new ViewsPluginManager($type);
-
-  if (!$id) {
-    return $manager->getDefinitions();
-  }
-  else {
-    return $manager->getDefinition($id);
-  }
-}
-
 /**
  * Set a cached item in the views cache.
  *

includes/handlers.inc

@@ -6,51 +6,8 @@
  */
 
 use Drupal\Core\Database\Database;
-use Drupal\views\Plugin\Type\ViewsPluginManager;
 use Drupal\Component\Plugin\Exception\PluginException;
 
-/**
- * Instantiate and construct a new plugin.
- */
-function _views_create_plugin($type, $definition) {
-  $manager = new ViewsPluginManager($type);
-  $instance = $manager->createInstance($definition['id']);
-
-  $instance->is_plugin = TRUE;
-  $instance->plugin_type = $type;
-  $instance->setDefinition($definition);
-
-  // Let the handler have something like a constructor.
-  $instance->construct();
-
-  return $instance;
-}
-
-/**
- * Instantiate and construct a new handler
- */
-function _views_create_handler($type, $definition) {
-  $manager = new ViewsPluginManager($type);
-  // @todo This is crazy. Find a way to remove the override functionality.
-  $id = !empty($definition['override handler']) ? $definition['override handler'] : $definition['id'];
-  try {
-    $instance = $manager->createInstance($id);
-  }
-  catch (PluginException $e) {
-    $instance = $manager->createInstance($definition['id']);
-  }
-
-  $instance->is_handler = TRUE;
-  $instance->plugin_type = $type;
-
-  $instance->setDefinition($definition);
-
-  // let the handler have something like a constructor.
-  $instance->construct();
-
-  return $instance;
-}
-
 /**
  * Prepare a handler's data by checking defaults and such.
  */
@@ -71,6 +28,24 @@ function _views_prepare_handler($definition, $data, $field, $type) {
   return _views_create_handler($type, $definition);
 }
 
+/**
+ * Get a handler for a plugin
+ *
+ * @param string $type
+ *   The plugin type like access or display.
+ * @param string $id
+ *   The name of the plugin like standard.
+ *
+ * @return views_plugin
+ *
+ * The created plugin object.
+ */
+function _views_create_handler($type, $definition) {
+  $manager = new ViewsPluginManager($type);
+  $plugin = $manager->createHandlerFromDefinition($definition);
+  return $plugin;
+}
+
 /**
  * Fetch a handler to join one table to a primary table from the data cache
  */
@@ -84,7 +59,7 @@ function views_get_table_join($table, $base_table) {
     else {
       $id = 'standard';
     }
-    $handler = views_get_join($id);
+    $handler = views_get_plugin_instance('join', $id);
 
     // Fill in some easy defaults
     $handler->definition = $h;

lib/Drupal/views/Plugin/Type/ViewsPluginManager.php

@@ -73,4 +73,53 @@ public function processDefinition(&$definition, $plugin_id) {
     );
   }
 
+  /**
+   * Creates a plugin from an id.
+   */
+  public function createPluginFromId($id) {
+    $definition = $this->getDefinition($id);
+    if (!empty($definition)) {
+      $plugin = $this->createPluginFromDefinition($defintion);
+      return $plugin;
+    }
+  }
+
+  /**
+   * Creates a plugin from a definition.
+   */
+  public function createPluginFromDefinition($definition) {
+    $instance = $this->createInstance($definition['id']);
+    $instance->is_plugin = TRUE;
+    $instance->plugin_type = $this->$type;
+    $instance->setDefinition($definition);
+
+    // Let the handler have something like a constructor.
+    $instance->construct();
+
+    return $instance;
+  }
+
+  /**
+   * Creates a handler from a definition.
+   */
+  public function createHandlerFromDefinition($definition) {
+    // @todo This is crazy. Find a way to remove the override functionality.
+    $id = !empty($definition['override handler']) ? $definition['override handler'] : $definition['id'];
+    try {
+      $instance = $this->createInstance($id);
+    }
+    catch (PluginException $e) {
+      $instance = $this->createInstance($definition['id']);
+    }
+
+    $instance->is_handler = TRUE;
+    $instance->plugin_type = $this->$type;
+    $instance->setDefinition($definition);
+
+    // let the handler have something like a constructor.
+    $instance->construct();
+
+    return $instance;
+  }
+
 }

lib/Drupal/views/Plugin/ctools/export_ui/ViewsUI.php

@@ -184,7 +184,7 @@ function list_form(&$form, &$form_state) {
     );
 
     $displays = array();
-    foreach (views_fetch_plugin_data('display') as $id => $info) {
+    foreach (views_get_plugin_definitions('display') as $id => $info) {
       if (!empty($info['admin'])) {
         $displays[$id] = $info['admin'];
       }

lib/Drupal/views/Plugin/views/argument/ArgumentPluginBase.php

@@ -303,7 +303,7 @@ public function buildOptionsForm(&$form, &$form_state) {
     );
 
     $validate_types = array('none' => t('- Basic validation -'));
-    $plugins = views_fetch_plugin_data('argument_validator');
+    $plugins = views_get_plugin_definitions('argument_validator');
     foreach ($plugins as $id => $info) {
       if (!empty($info['no_ui'])) {
         continue;
@@ -498,7 +498,7 @@ function default_actions($which = NULL) {
    * default action is set to provide default argument.
    */
   function default_argument_form(&$form, &$form_state) {
-    $plugins = views_fetch_plugin_data('argument_default');
+    $plugins = views_get_plugin_definitions('argument_default');
     $options = array();
 
     $form['default_argument_skip_url'] = array(
@@ -562,7 +562,7 @@ function default_argument_form(&$form, &$form_state) {
    * default action is set to display one.
    */
   function default_summary_form(&$form, &$form_state) {
-    $style_plugins = views_fetch_plugin_data('style');
+    $style_plugins = views_get_plugin_definitions('style');
     $summary_plugins = array();
     $format_options = array();
     foreach ($style_plugins as $key => $plugin) {

lib/Drupal/views/Plugin/views/display/DisplayPluginBase.php

@@ -9,7 +9,6 @@
 
 use Drupal\views\View;
 use Drupal\views\Plugin\views\PluginBase;
-use Drupal\views\Plugin\Type\ViewsPluginManager;
 
 /**
  * @defgroup views_display_plugins Views display plugins
@@ -818,8 +817,7 @@ public function getPlugin($type = 'style', $name = NULL) {
         $plugin = views_get_plugin($type, $name);
       }
       else {
-        $plugin_type = new ViewsPluginManager('query');
-        $plugin = $plugin_type->createInstance($name);
+        $plugin = views_get_plugin_instance('query', $name);
       }
 
       if (!$plugin) {
@@ -1116,9 +1114,8 @@ public function optionsSummary(&$categories, &$options) {
       'desc' => t('Change the title that this display will use.'),
     );
 
-    $manager = new ViewsPluginManager('style');
     $name = $this->getOption('style_plugin');
-    $style_plugin = $manager->getDefinition($name);
+    $style_plugin = views_get_plugin_definition('style', $name);
     $style_plugin_instance = $this->getPlugin('style', $name);
     $style_summary = empty($style_plugin['title']) ? t('Missing style plugin') : $style_plugin_instance->summaryTitle();
     $style_title = empty($style_plugin['title']) ? t('Missing style plugin') : $style_plugin_instance->pluginTitle();
@@ -1139,9 +1136,8 @@ public function optionsSummary(&$categories, &$options) {
     }
 
     if ($style_plugin_instance->usesRowPlugin()) {
-      $manager = new ViewsPluginManager('row');
       $name = $this->getOption('row_plugin');
-      $row_plugin = $manager->getDefinition($name);
+      $row_plugin = views_get_plugin_definition('row', $name);
       $row_plugin_instance = $this->getPlugin('row', $name);
       $row_summary = empty($row_plugin['title']) ? t('Missing style plugin') : $row_plugin_instance->summaryTitle();
       $row_title = empty($row_plugin['title']) ? t('Missing style plugin') : $row_plugin_instance->pluginTitle();
@@ -1639,7 +1635,6 @@ public function buildOptionsForm(&$form, &$form_state) {
         }
         break;
       case 'style_plugin':
-        $manager = new ViewsPluginManager('style');
         $form['#title'] .= t('How should this view be styled');
         $form['style_plugin'] =  array(
           '#type' => 'radios',

lib/Drupal/views/Plugin/views/relationship/GroupwiseMax.php

@@ -377,7 +377,7 @@ public function query() {
     else {
       $id = 'subquery';
     }
-    $join = views_get_join($id);
+    $join = views_get_plugin_instance('join', $id);
 
     $join->definition = $def;
     $join->construct();

lib/Drupal/views/Plugin/views/relationship/RelationshipPluginBase.php

@@ -138,7 +138,7 @@ public function query() {
     else {
       $id = 'standard';
     }
-    $join = views_get_join($id);
+    $join = views_get_plugin_instance('join', $id);
 
     $join->definition = $def;
     $join->options = $this->options;

lib/Drupal/views/Plugin/views/sort/MenuHierarchy.php

@@ -46,7 +46,7 @@ public function query() {
     $max_depth = isset($this->definition['max depth']) ? $this->definition['max depth'] : MENU_MAX_DEPTH;
     for ($i = 1; $i <= $max_depth; ++$i) {
       if ($this->options['sort_within_level']) {
-        $join = views_get_join();
+        $join = views_get_plugin_instance('join');
         $join->construct('menu_links', $this->table_alias, $this->field . $i, 'mlid');
         $menu_links = $this->query->add_table('menu_links', NULL, $join);
         $this->query->add_orderby($menu_links, 'weight', $this->options['order']);

lib/Drupal/views/Plugin/views/wizard/WizardPluginBase.php

@@ -9,7 +9,6 @@
 
 use Drupal\views\View;
 use Drupal\views\Plugin\views\wizard\WizardInterface;
-use Drupal\views\Plugin\Type\ViewsPluginManager;
 
 /**
  * Provides the interface and base class for Views Wizard plugins.
@@ -749,8 +748,7 @@ protected function default_display_filters_user($form, $form_state) {
       $table_data = views_fetch_data($table);
       // If the 'in' operator is being used, map the values to an array.
       $handler = $table_data[$bundle_key]['filter']['id'];
-      $plugin_manager = new ViewsPluginManager('filter');
-      $handler_definition = $plugin_manager->getDefinition($handler);
+      $handler_definition = views_get_plugin_definition('filter', $handler);
       if ($handler == 'in_operator' || is_subclass_of($handler_definition['class'], 'Drupal\\views\\Plugin\\views\\filter\\InOperator')) {
         $value = drupal_map_assoc(array($form_state['values']['show']['type']));
       }

lib/Drupal/views/Tests/Plugin/AccessTest.php

@@ -32,8 +32,8 @@ protected function setUp() {
     $this->normal_role = $this->drupalCreateRole(array());
     $this->normal_user = $this->drupalCreateUser(array('views_test test permission'));
     $this->normal_user->roles[$this->normal_role] = $this->normal_role;
-    // Reset the plugin data.
-    views_fetch_plugin_data(NULL, NULL, TRUE);
+    // @todo when all the plugin information is cached make a reset function and
+    // call it here.
   }
 
   /**

lib/Drupal/views/Tests/TranslatableTest.php

@@ -32,7 +32,8 @@ protected function setUp() {
 
     config('views.settings')->set('localization_plugin', 'test_localization')->save();
     // Reset the plugin data.
-    views_fetch_plugin_data(NULL, NULL, TRUE);
+    // @todo when all the plugin information is cached make a reset function and
+    // call it here.
     $this->strings = array(
       'Master1',
       'Apply1',

lib/Drupal/views/View.php

@@ -8,7 +8,6 @@
 namespace Drupal\views;
 
 use Symfony\Component\HttpFoundation\Response;
-use Drupal\views\Plugin\Type\ViewsPluginManager;
 
 /**
  * @defgroup views_objects Objects that represent a View or part of a view
@@ -1047,8 +1046,7 @@ public function initQuery() {
 
     // Create and initialize the query object.
     $plugin = !empty($views_data['table']['base']['query class']) ? $views_data['table']['base']['query class'] : 'views_query';
-    $plugin_type = new ViewsPluginManager('query');
-    $this->query = $plugin_type->createInstance($plugin);
+    $this->query = views_get_plugin_instance('query', $plugin);
 
     if (empty($this->query)) {
       return FALSE;

lib/Drupal/views/ViewStorage.php

@@ -63,7 +63,7 @@ public function addDisplay($plugin_id = 'page', $title = NULL, $id = NULL) {
       return FALSE;
     }
 
-    $plugin = views_fetch_plugin_data('display', $plugin_id);
+    $plugin = views_get_plugin_definition('display', $plugin_id);
     if (empty($plugin)) {
       $plugin['title'] = t('Broken');
     }

lib/Views/comment/Plugin/views/field/NcsLastCommentName.php

@@ -27,7 +27,7 @@ public function query() {
     // have to join in a specially related user table.
     $this->ensureMyTable();
     // join 'users' to this table via vid
-    $join = views_get_join();
+    $join = views_get_plugin_instance('join');
     $join->construct('users', $this->table_alias, 'last_comment_uid', 'uid');
     $join->extra = array(array('field' => 'uid', 'operator' => '!=', 'value' => '0'));
 

lib/Views/comment/Plugin/views/sort/NcsLastCommentName.php

@@ -25,7 +25,7 @@ class NcsLastCommentName extends SortPluginBase {
 
   public function query() {
     $this->ensureMyTable();
-    $join = views_get_join();
+    $join = views_get_plugin_instance('join');
     $join->construct('users', $this->table_alias, 'last_comment_uid', 'uid');
 
     // @todo this might be safer if we had an ensure_relationship rather than guessing

lib/Views/field/Plugin/views/relationship/EntityReverse.php

@@ -58,7 +58,7 @@ public function query() {
     else {
       $id = 'standard';
     }
-    $first_join = views_get_join($id);
+    $first_join = views_get_plugin_instance('join', $id);
 
     $first_join->definition = $first;
     $first_join->construct();
@@ -85,7 +85,7 @@ public function query() {
     else {
       $id = 'standard';
     }
-    $second_join = views_get_join($id);
+    $second_join = views_get_plugin_instance('join', $id);
     $second_join->definition = $second;
     $second_join->construct();
     $second_join->adjusted = TRUE;

lib/Views/search/Plugin/views/argument/Search.php

@@ -62,7 +62,7 @@ public function query($group_by = FALSE) {
       $search_condition = db_and();
 
       // Create a new join to relate the 'search_total' table to our current 'search_index' table.
-      $join = views_get_join();
+      $join = views_get_plugin_instance('join');
       $join->construct('search_total', $search_index, 'word', 'word');
       $search_total = $this->query->add_relationship('search_total', $join, $search_index);
 

lib/Views/search/Plugin/views/filter/Search.php

@@ -142,7 +142,7 @@ public function query() {
       $search_condition = db_and();
 
       // Create a new join to relate the 'serach_total' table to our current 'search_index' table.
-      $join = views_get_join();
+      $join = views_get_plugin_instance('join');
       $join->construct('search_total', $search_index, 'word', 'word');
       $search_total = $this->query->add_relationship('search_total', $join, $search_index);