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Commit c285bbcc authored by webchick's avatar webchick
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Issue #1950088 by swentel: Move FieldInfo class to the DIC.

parent c54ae0f5
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core/modules/field/field.info.inc
View file @ c285bbcc
......@@ -5,32 +5,9 @@
* Field Info API, providing information about available fields and field types.
*/
use Drupal\field\Plugin\Core\Entity\FieldInstance;
use Drupal\field\FieldInfo;
/**
* Retrieves the Drupal\field\FieldInfo object for the current request.
*
* @return Drupal\field\FieldInfo
* An instance of the Drupal\field\FieldInfo class.
*/
function _field_info_field_cache() {
// Use the advanced drupal_static() pattern, since this is called very often.
static $drupal_static_fast;
if (!isset($drupal_static_fast)) {
$drupal_static_fast['field_info_field_cache'] = &drupal_static(__FUNCTION__);
}
$info = &$drupal_static_fast['field_info_field_cache'];
if (!isset($info)) {
$info = new FieldInfo();
}
return $info;
}
use Drupal\Core\Cache\CacheBackendInterface;
use Drupal\field\Plugin\Core\Entity\FieldInstance;
use Drupal\field\Field;
/**
* @defgroup field_info Field Info API
......@@ -60,7 +37,7 @@ function field_info_cache_clear() {
entity_info_cache_clear();
_field_info_collate_types_reset();
_field_info_field_cache()->flush();
Field::fieldInfo()->flush();
}
/**
......@@ -182,8 +159,7 @@ function field_behaviors_widget($op, $instance) {
* types as keys and the array of bundle names as values.
*/
function field_info_field_map() {
$cache = _field_info_field_cache();
return $cache->getFieldMap();
return Field::fieldInfo()->getFieldMap();
}
/**
......@@ -294,8 +270,7 @@ function field_info_storage_types($storage_type = NULL) {
* @see field_info_field_map()
*/
function field_info_fields() {
$cache = _field_info_field_cache();
$info = $cache->getFields();
$info = Field::fieldInfo()->getFields();
$fields = array();
foreach ($info as $key => $field) {
......@@ -325,8 +300,7 @@ function field_info_fields() {
* @see field_info_field_by_id()
*/
function field_info_field($field_name) {
$cache = _field_info_field_cache();
return $cache->getField($field_name);
return Field::fieldInfo()->getField($field_name);
}
/**
......@@ -344,8 +318,7 @@ function field_info_field($field_name) {
* @see field_info_field()
*/
function field_info_field_by_id($field_id) {
$cache = _field_info_field_cache();
return $cache->getFieldById($field_id);
return Field::fieldInfo()->getFieldById($field_id);
}
/**
......@@ -367,8 +340,7 @@ function field_info_field_by_id($field_id) {
* @see field_info_field_by_id()
*/
function field_info_field_by_ids() {
$cache = _field_info_field_cache();
return $cache->getFields();
return Field::fieldInfo()->getFields();
}
/**
......@@ -397,7 +369,7 @@ function field_info_field_by_ids() {
* return all instances for that bundle.
*/
function field_info_instances($entity_type = NULL, $bundle_name = NULL) {
$cache = _field_info_field_cache();
$cache = Field::fieldInfo();
if (!isset($entity_type)) {
return $cache->getInstances();
......@@ -429,8 +401,7 @@ function field_info_instances($entity_type = NULL, $bundle_name = NULL) {
* NULL if the instance does not exist.
*/
function field_info_instance($entity_type, $field_name, $bundle_name) {
$cache = _field_info_field_cache();
$info = $cache->getBundleInstances($entity_type, $bundle_name);
$info = Field::fieldInfo()->getBundleInstances($entity_type, $bundle_name);
if (isset($info[$field_name])) {
return $info[$field_name];
}
......@@ -490,8 +461,7 @@ function field_info_instance($entity_type, $field_name, $bundle_name) {
* The array of pseudo-field elements in the bundle.
*/
function field_info_extra_fields($entity_type, $bundle, $context) {
$cache = _field_info_field_cache();
$info = $cache->getBundleExtraFields($entity_type, $bundle);
$info = Field::fieldInfo()->getBundleExtraFields($entity_type, $bundle);
return isset($info[$context]) ? $info[$context] : array();
}
......
core/modules/field/field.services.yml
View file @ c285bbcc
......@@ -5,6 +5,9 @@ services:
plugin.manager.field.formatter:
class: Drupal\field\Plugin\Type\Formatter\FormatterPluginManager
arguments: ['%container.namespaces%']
field.info:
class: Drupal\field\FieldInfo
arguments: ['@cache.field', '@config.factory', '@module_handler']
cache.field:
class: Drupal\Core\Cache\CacheBackendInterface
tags:
......
core/modules/field/lib/Drupal/field/Field.php 0 → 100644
View file @ c285bbcc
<?php
/**
* @file
* Contains \Drupal\field\Field.
*/
namespace Drupal\field;
use Drupal;
/**
* Static service container wrapper for Field.
*/
class Field {
/**
* Returns the field info service.
*
* @return \Drupal\field\FieldInfo
* Returns a field info object.
*/
public static function fieldInfo() {
return Drupal::service('field.info');
}
}
core/modules/field/lib/Drupal/field/FieldInfo.php
View file @ c285bbcc
<?php
/*
/**
* @file
* Definition of Drupal\field\FieldInfo.
* Contains \Drupal\field\FieldInfo.
*/
namespace Drupal\field;
use Drupal\Core\Cache\CacheBackendInterface;
use Drupal\Core\Config\ConfigFactory;
use Drupal\Core\Extension\ModuleHandlerInterface;
/**
* Provides field and instance definitions for the current runtime environment.
*
* A Drupal\field\FieldInfo object is created and statically persisted through
* the request by the _field_info_field_cache() function. The object properties
* act as a "static cache" of fields and instances definitions.
*
* The preferred way to access definitions is through the getBundleInstances()
* method, which keeps cache entries per bundle, storing both fields and
* instances for a given bundle. Fields used in multiple bundles are duplicated
......@@ -32,6 +30,27 @@
*/
class FieldInfo {
/**
* The cache backend to use.
*
* @var \Drupal\Core\Cache\CacheBackendInterface
*/
protected $cacheBackend;
/**
* Stores a module manager to invoke hooks.
*
* @var \Drupal\Core\Extension\ModuleHandlerInterface
*/
protected $moduleHandler;
/**
* The config factory.
*
* @var \Drupal\Core\Config\ConfigFactory
*/
protected $config;
/**
* Lightweight map of fields across entity types and bundles.
*
......@@ -95,6 +114,22 @@ class FieldInfo {
*/
protected $bundleExtraFields = array();
/**
* Constructs this FieldInfo object.
*
* @param \Drupal\Core\Cache\CacheBackendInterface $cache_backend
* The cache backend to use.
* @param \Drupal\Core\Config\ConfigFactory $config
* The configuration factory object to use.
* @param \Drupal\Core\Extension\ModuleHandlerInterface $module_handler
* The module handler class to use for invoking hooks.
*/
public function __construct(CacheBackendInterface $cache_backend, ConfigFactory $config, ModuleHandlerInterface $module_handler) {
$this->cacheBackend = $cache_backend;
$this->moduleHandler = $module_handler;
$this->config = $config;
}
/**
* Clears the "static" and persistent caches.
*/
......@@ -112,7 +147,7 @@ public function flush() {
$this->bundleExtraFields = array();
cache('field')->deleteTags(array('field_info' => TRUE));
$this->cacheBackend->deleteTags(array('field_info' => TRUE));
}
/**
......@@ -131,7 +166,7 @@ public function getFieldMap() {
}
// Read from persistent cache.
if ($cached = cache('field')->get('field_info:field_map')) {
if ($cached = $this->cacheBackend->get('field_info:field_map')) {
$map = $cached->data;
// Save in "static" cache.
......@@ -144,14 +179,14 @@ public function getFieldMap() {
// Get active fields.
foreach (config_get_storage_names_with_prefix('field.field') as $config_id) {
$field_config = \Drupal::config($config_id)->get();
$field_config = $this->config->get($config_id)->get();
if ($field_config['active'] && $field_config['storage']['active']) {
$fields[$field_config['uuid']] = $field_config;
}
}
// Get field instances.
foreach (config_get_storage_names_with_prefix('field.instance') as $config_id) {
$instance_config = \Drupal::config($config_id)->get();
$instance_config = $this->config->get($config_id)->get();
$field_uuid = $instance_config['field_uuid'];
// Filter out instances of inactive fields, and instances on unknown
// entity types.
......@@ -164,7 +199,7 @@ public function getFieldMap() {
// Save in "static" and persistent caches.
$this->fieldMap = $map;
cache('field')->set('field_info:field_map', $map, CacheBackendInterface::CACHE_PERMANENT, array('field_info' => TRUE));
$this->cacheBackend->set('field_info:field_map', $map, CacheBackendInterface::CACHE_PERMANENT, array('field_info' => TRUE));
return $map;
}
......@@ -182,7 +217,7 @@ public function getFields() {
}
// Read from persistent cache.
if ($cached = cache('field')->get('field_info:fields')) {
if ($cached = $this->cacheBackend->get('field_info:fields')) {
$this->fieldsById = $cached->data;
}
else {
......@@ -192,7 +227,7 @@ public function getFields() {
}
// Store in persistent cache.
cache('field')->set('field_info:fields', $this->fieldsById, CacheBackendInterface::CACHE_PERMANENT, array('field_info' => TRUE));
$this->cacheBackend->set('field_info:fields', $this->fieldsById, CacheBackendInterface::CACHE_PERMANENT, array('field_info' => TRUE));
}
// Fill the name/ID map.
......@@ -223,7 +258,7 @@ public function getInstances($entity_type = NULL) {
if (!$this->loadedAllInstances) {
// Read from persistent cache.
if ($cached = cache('field')->get('field_info:instances')) {
if ($cached = $this->cacheBackend->get('field_info:instances')) {
$this->bundleInstances = $cached->data;
}
else {
......@@ -240,7 +275,7 @@ public function getInstances($entity_type = NULL) {
}
// Store in persistent cache.
cache('field')->set('field_info:instances', $this->bundleInstances, CacheBackendInterface::CACHE_PERMANENT, array('field_info' => TRUE));
$this->cacheBackend->set('field_info:instances', $this->bundleInstances, CacheBackendInterface::CACHE_PERMANENT, array('field_info' => TRUE));
}
$this->loadedAllInstances = TRUE;
......@@ -357,7 +392,7 @@ public function getBundleInstances($entity_type, $bundle) {
}
// Read from the persistent cache.
if ($cached = cache('field')->get("field_info:bundle:$entity_type:$bundle")) {
if ($cached = $this->cacheBackend->get("field_info:bundle:$entity_type:$bundle")) {
$info = $cached->data;
// Extract the field definitions and save them in the "static" cache.
......@@ -440,7 +475,7 @@ public function getBundleInstances($entity_type, $bundle) {
foreach ($instances as $instance) {
$cache['fields'][] = $this->fieldsById[$instance['field_id']];
}
cache('field')->set("field_info:bundle:$entity_type:$bundle", $cache, CacheBackendInterface::CACHE_PERMANENT, array('field_info' => TRUE));
$this->cacheBackend->set("field_info:bundle:$entity_type:$bundle", $cache, CacheBackendInterface::CACHE_PERMANENT, array('field_info' => TRUE));
return $instances;
}
......@@ -463,7 +498,7 @@ public function getBundleExtraFields($entity_type, $bundle) {
}
// Read from the persistent cache.
if ($cached = cache('field')->get("field_info:bundle_extra:$entity_type:$bundle")) {
if ($cached = $this->cacheBackend->get("field_info:bundle_extra:$entity_type:$bundle")) {
$this->bundleExtraFields[$entity_type][$bundle] = $cached->data;
return $this->bundleExtraFields[$entity_type][$bundle];
}
......@@ -472,7 +507,7 @@ public function getBundleExtraFields($entity_type, $bundle) {
// shape of the hook, we have no other way than collecting extra fields on
// all bundles.
$info = array();
$extra = module_invoke_all('field_extra_fields');
$extra = $this->moduleHandler->invokeAll('field_extra_fields');
drupal_alter('field_extra_fields', $extra);
// Merge in saved settings.
if (isset($extra[$entity_type][$bundle])) {
......@@ -481,7 +516,7 @@ public function getBundleExtraFields($entity_type, $bundle) {
// Store in the 'static' and persistent caches.
$this->bundleExtraFields[$entity_type][$bundle] = $info;
cache('field')->set("field_info:bundle_extra:$entity_type:$bundle", $info, CacheBackendInterface::CACHE_PERMANENT, array('field_info' => TRUE));
$this->cacheBackend->set("field_info:bundle_extra:$entity_type:$bundle", $info, CacheBackendInterface::CACHE_PERMANENT, array('field_info' => TRUE));
return $this->bundleExtraFields[$entity_type][$bundle];
}
......
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