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authoreffulgentsia2017-01-26 01:55:44 (GMT)
committereffulgentsia2017-01-26 01:55:44 (GMT)
commite14a020de78e00403203b4591b0f6eaf41dfe143 (patch)
tree2c006154780bee75d53e8247fa8006d3ec90d28f /core/modules/field_layout
parentb47dc9e2ab873deb09f1708a3d0834ad01c8a20e (diff)
Issue #2796173 by tim.plunkett, samuel.mortenson, xjm, jibran, effulgentsia, dawehner, swentel, tedbow, phenaproxima, larowlan, yoroy, dsnopek, tacituseu, japerry, webchick, amateescu, aspilicious: Add experimental Field Layout module to allow entity view/form modes to switch between layouts
Diffstat (limited to 'core/modules/field_layout')
-rw-r--r--core/modules/field_layout/config/schema/field_layout.schema.yml16
-rw-r--r--core/modules/field_layout/field_layout.info.yml8
-rw-r--r--core/modules/field_layout/field_layout.install42
-rw-r--r--core/modules/field_layout/field_layout.layouts.yml22
-rw-r--r--core/modules/field_layout/field_layout.libraries.yml5
-rw-r--r--core/modules/field_layout/field_layout.module69
-rw-r--r--core/modules/field_layout/layouts/onecol/layout--onecol.html.twig24
-rw-r--r--core/modules/field_layout/layouts/twocol/layout--twocol.html.twig28
-rw-r--r--core/modules/field_layout/layouts/twocol/twocol.layout.css14
-rw-r--r--core/modules/field_layout/src/Display/EntityDisplayWithLayoutInterface.php78
-rw-r--r--core/modules/field_layout/src/Entity/FieldLayoutEntityDisplayTrait.php164
-rw-r--r--core/modules/field_layout/src/Entity/FieldLayoutEntityFormDisplay.php24
-rw-r--r--core/modules/field_layout/src/Entity/FieldLayoutEntityViewDisplay.php24
-rw-r--r--core/modules/field_layout/src/FieldLayoutBuilder.php153
-rw-r--r--core/modules/field_layout/src/Form/FieldLayoutEntityDisplayFormTrait.php177
-rw-r--r--core/modules/field_layout/src/Form/FieldLayoutEntityFormDisplayEditForm.php44
-rw-r--r--core/modules/field_layout/src/Form/FieldLayoutEntityViewDisplayEditForm.php44
-rw-r--r--core/modules/field_layout/tests/modules/field_layout_test/config/schema/field_layout_test.schema.yml7
-rw-r--r--core/modules/field_layout/tests/modules/field_layout_test/field_layout_test.info.yml8
-rw-r--r--core/modules/field_layout/tests/modules/field_layout_test/field_layout_test.routing.yml7
-rw-r--r--core/modules/field_layout/tests/modules/field_layout_test/src/Plugin/Layout/TestLayoutContentFooter.php27
-rw-r--r--core/modules/field_layout/tests/modules/field_layout_test/src/Plugin/Layout/TestLayoutMainFooter.php50
-rw-r--r--core/modules/field_layout/tests/src/Functional/FieldLayoutTest.php76
-rw-r--r--core/modules/field_layout/tests/src/FunctionalJavascript/FieldLayoutTest.php266
-rw-r--r--core/modules/field_layout/tests/src/Kernel/FieldLayoutEntityDisplayTest.php182
-rw-r--r--core/modules/field_layout/tests/src/Unit/FieldLayoutBuilderTest.php308
26 files changed, 1867 insertions, 0 deletions
diff --git a/core/modules/field_layout/config/schema/field_layout.schema.yml b/core/modules/field_layout/config/schema/field_layout.schema.yml
new file mode 100644
index 0000000..185fb4e
--- /dev/null
+++ b/core/modules/field_layout/config/schema/field_layout.schema.yml
@@ -0,0 +1,16 @@
+core.entity_view_display.*.*.*.third_party.field_layout:
+ type: field_layout.third_party_settings
+
+core.entity_form_display.*.*.*.third_party.field_layout:
+ type: field_layout.third_party_settings
+
+field_layout.third_party_settings:
+ type: mapping
+ label: 'Per-view-mode field layout settings'
+ mapping:
+ id:
+ type: string
+ label: 'Layout ID'
+ settings:
+ type: layout_plugin.settings.[%parent.id]
+ label: 'Layout settings'
diff --git a/core/modules/field_layout/field_layout.info.yml b/core/modules/field_layout/field_layout.info.yml
new file mode 100644
index 0000000..237f18d
--- /dev/null
+++ b/core/modules/field_layout/field_layout.info.yml
@@ -0,0 +1,8 @@
+name: 'Field Layout'
+type: module
+description: 'Adds layout capabilities to the Field UI.'
+package: Core (Experimental)
+version: VERSION
+core: 8.x
+dependencies:
+ - layout_discovery
diff --git a/core/modules/field_layout/field_layout.install b/core/modules/field_layout/field_layout.install
new file mode 100644
index 0000000..5956bf1
--- /dev/null
+++ b/core/modules/field_layout/field_layout.install
@@ -0,0 +1,42 @@
+<?php
+
+/**
+ * @file
+ * Contains install and update functions for Field Layout.
+ */
+
+use Drupal\Core\Cache\Cache;
+use Drupal\Core\Entity\Entity\EntityFormDisplay;
+use Drupal\Core\Entity\Entity\EntityViewDisplay;
+use Drupal\field_layout\Display\EntityDisplayWithLayoutInterface;
+
+/**
+ * Implements hook_install().
+ */
+function field_layout_install() {
+ // Ensure each entity display has a layout.
+ $entity_save = function (EntityDisplayWithLayoutInterface $entity) {
+ $entity->ensureLayout()->save();
+ };
+ array_map($entity_save, EntityViewDisplay::loadMultiple());
+ array_map($entity_save, EntityFormDisplay::loadMultiple());
+
+ // Invalidate the render cache since all content will now have a layout.
+ Cache::invalidateTags(['rendered']);
+}
+
+/**
+ * Implements hook_uninstall().
+ */
+function field_layout_uninstall() {
+ // Reset each entity display to use the one-column layout to best approximate
+ // the absence of layouts.
+ $entity_save = function (EntityDisplayWithLayoutInterface $entity) {
+ $entity->setLayoutId('layout_onecol')->save();
+ };
+ array_map($entity_save, EntityViewDisplay::loadMultiple());
+ array_map($entity_save, EntityFormDisplay::loadMultiple());
+
+ // Invalidate the render cache since all content will no longer have a layout.
+ Cache::invalidateTags(['rendered']);
+}
diff --git a/core/modules/field_layout/field_layout.layouts.yml b/core/modules/field_layout/field_layout.layouts.yml
new file mode 100644
index 0000000..7f51a69
--- /dev/null
+++ b/core/modules/field_layout/field_layout.layouts.yml
@@ -0,0 +1,22 @@
+# @todo Move to layout_discovery in https://www.drupal.org/node/2840832.
+layout_onecol:
+ label: 'One column'
+ path: layouts/onecol
+ template: layout--onecol
+ category: 'Columns: 1'
+ default_region: content
+ regions:
+ content:
+ label: Content
+layout_twocol:
+ label: 'Two column'
+ path: layouts/twocol
+ template: layout--twocol
+ library: field_layout/drupal.layout.twocol
+ category: 'Columns: 2'
+ default_region: left
+ regions:
+ left:
+ label: Left
+ right:
+ label: Right
diff --git a/core/modules/field_layout/field_layout.libraries.yml b/core/modules/field_layout/field_layout.libraries.yml
new file mode 100644
index 0000000..aafe7ee
--- /dev/null
+++ b/core/modules/field_layout/field_layout.libraries.yml
@@ -0,0 +1,5 @@
+drupal.layout.twocol:
+ version: VERSION
+ css:
+ layout:
+ layouts/twocol/twocol.layout.css: {}
diff --git a/core/modules/field_layout/field_layout.module b/core/modules/field_layout/field_layout.module
new file mode 100644
index 0000000..5a5fa11
--- /dev/null
+++ b/core/modules/field_layout/field_layout.module
@@ -0,0 +1,69 @@
+<?php
+
+/**
+ * @file
+ * Provides hook implementations for Field Layout.
+ */
+
+use Drupal\Core\Entity\ContentEntityFormInterface;
+use Drupal\Core\Entity\Display\EntityViewDisplayInterface;
+use Drupal\Core\Entity\EntityInterface;
+use Drupal\Core\Form\FormStateInterface;
+use Drupal\Core\Routing\RouteMatchInterface;
+use Drupal\field_layout\Display\EntityDisplayWithLayoutInterface;
+use Drupal\field_layout\Entity\FieldLayoutEntityFormDisplay;
+use Drupal\field_layout\Entity\FieldLayoutEntityViewDisplay;
+use Drupal\field_layout\FieldLayoutBuilder;
+use Drupal\field_layout\Form\FieldLayoutEntityFormDisplayEditForm;
+use Drupal\field_layout\Form\FieldLayoutEntityViewDisplayEditForm;
+
+/**
+ * Implements hook_help().
+ */
+function field_layout_help($route_name, RouteMatchInterface $route_match) {
+ switch ($route_name) {
+ case 'help.page.field_layout':
+ $output = '<h3>' . t('About') . '</h3>';
+ $output .= '<p>' . t('The Field Layout module allows you to arrange fields into regions on forms and displays of entities such as nodes and users.') . '</p>';
+ $output .= '<p>' . t('For more information, see the <a href=":field-layout-documentation">online documentation for the Field Layout module</a>.', [':field-layout-documentation' => 'https://www.drupal.org/documentation/modules/field_layout']) . '</p>';
+ return $output;
+ }
+}
+
+/**
+ * Implements hook_entity_type_alter().
+ */
+function field_layout_entity_type_alter(array &$entity_types) {
+ /** @var $entity_types \Drupal\Core\Entity\EntityTypeInterface[] */
+ $entity_types['entity_view_display']->setClass(FieldLayoutEntityViewDisplay::class);
+ $entity_types['entity_form_display']->setClass(FieldLayoutEntityFormDisplay::class);
+
+ // The form classes are only needed when Field UI is installed.
+ if (\Drupal::moduleHandler()->moduleExists('field_ui')) {
+ $entity_types['entity_view_display']->setFormClass('edit', FieldLayoutEntityViewDisplayEditForm::class);
+ $entity_types['entity_form_display']->setFormClass('edit', FieldLayoutEntityFormDisplayEditForm::class);
+ }
+}
+
+/**
+ * Implements hook_entity_view_alter().
+ */
+function field_layout_entity_view_alter(array &$build, EntityInterface $entity, EntityViewDisplayInterface $display) {
+ if ($display instanceof EntityDisplayWithLayoutInterface) {
+ \Drupal::classResolver()->getInstanceFromDefinition(FieldLayoutBuilder::class)
+ ->buildView($build, $display);
+ }
+}
+
+/**
+ * Implements hook_form_alter().
+ */
+function field_layout_form_alter(&$form, FormStateInterface $form_state, $form_id) {
+ $form_object = $form_state->getFormObject();
+ if ($form_object instanceof ContentEntityFormInterface && $display = $form_object->getFormDisplay($form_state)) {
+ if ($display instanceof EntityDisplayWithLayoutInterface) {
+ \Drupal::classResolver()->getInstanceFromDefinition(FieldLayoutBuilder::class)
+ ->buildForm($form, $display);
+ }
+ }
+}
diff --git a/core/modules/field_layout/layouts/onecol/layout--onecol.html.twig b/core/modules/field_layout/layouts/onecol/layout--onecol.html.twig
new file mode 100644
index 0000000..69fed03
--- /dev/null
+++ b/core/modules/field_layout/layouts/onecol/layout--onecol.html.twig
@@ -0,0 +1,24 @@
+{#
+/**
+ * @file
+ * Default theme implementation to display a one-column layout.
+ *
+ * Available variables:
+ * - content: The content for this layout.
+ * - attributes: HTML attributes for the layout <div>.
+ *
+ * @ingroup themeable
+ */
+#}
+{%
+set classes = [
+'layout--onecol',
+]
+%}
+{% if content %}
+<div{{ attributes.addClass(classes) }}>
+ <div class="layout-region layout-region--content">
+ {{ content }}
+ </div>
+</div>
+{% endif %}
diff --git a/core/modules/field_layout/layouts/twocol/layout--twocol.html.twig b/core/modules/field_layout/layouts/twocol/layout--twocol.html.twig
new file mode 100644
index 0000000..8e54d30
--- /dev/null
+++ b/core/modules/field_layout/layouts/twocol/layout--twocol.html.twig
@@ -0,0 +1,28 @@
+{#
+/**
+ * @file
+ * Default theme implementation to display a two-column layout.
+ *
+ * Available variables:
+ * - content: The content for this layout.
+ * - attributes: HTML attributes for the layout <div>.
+ *
+ * @ingroup themeable
+ */
+#}
+{%
+set classes = [
+'layout--twocol',
+]
+%}
+{% if content %}
+ <div{{ attributes.addClass(classes) }}>
+ <div class="layout-region layout-region--left">
+ {{ content.left }}
+ </div>
+
+ <div class="layout-region layout-region--right">
+ {{ content.right }}
+ </div>
+ </div>
+{% endif %}
diff --git a/core/modules/field_layout/layouts/twocol/twocol.layout.css b/core/modules/field_layout/layouts/twocol/twocol.layout.css
new file mode 100644
index 0000000..78a447d
--- /dev/null
+++ b/core/modules/field_layout/layouts/twocol/twocol.layout.css
@@ -0,0 +1,14 @@
+.layout--twocol {
+ display: flex;
+ flex-wrap: wrap;
+ justify-content: space-between;
+}
+.layout--twocol > .layout-region {
+ flex: 0 1 50%;
+ max-width: 50%;
+}
+
+.layout--twocol > .layout-region--left {
+ max-width: calc(50% - 10px);
+ margin-right: 10px;
+}
diff --git a/core/modules/field_layout/src/Display/EntityDisplayWithLayoutInterface.php b/core/modules/field_layout/src/Display/EntityDisplayWithLayoutInterface.php
new file mode 100644
index 0000000..3bee65e
--- /dev/null
+++ b/core/modules/field_layout/src/Display/EntityDisplayWithLayoutInterface.php
@@ -0,0 +1,78 @@
+<?php
+
+namespace Drupal\field_layout\Display;
+
+use Drupal\Core\Entity\Display\EntityDisplayInterface;
+use Drupal\Core\Layout\LayoutInterface;
+
+/**
+ * Provides a common interface for entity displays that have layout.
+ */
+interface EntityDisplayWithLayoutInterface extends EntityDisplayInterface {
+
+ /**
+ * Gets the default region.
+ *
+ * @return string
+ * The default region for this display.
+ */
+ public function getDefaultRegion();
+
+ /**
+ * Gets the layout plugin ID for this display.
+ *
+ * @return string
+ * The layout plugin ID.
+ */
+ public function getLayoutId();
+
+ /**
+ * Gets the layout plugin settings for this display.
+ *
+ * @return mixed[]
+ * The layout plugin settings.
+ */
+ public function getLayoutSettings();
+
+ /**
+ * Sets the layout plugin ID for this display.
+ *
+ * @param string|null $layout_id
+ * Either a valid layout plugin ID, or NULL to remove the layout setting.
+ * @param array $layout_settings
+ * (optional) An array of settings for this layout.
+ *
+ * @return $this
+ */
+ public function setLayoutId($layout_id, array $layout_settings = []);
+
+ /**
+ * Sets the layout plugin for this display.
+ *
+ * @param \Drupal\Core\Layout\LayoutInterface $layout
+ * A layout plugin.
+ *
+ * @return $this
+ */
+ public function setLayout(LayoutInterface $layout);
+
+ /**
+ * Gets the layout plugin for this display.
+ *
+ * @return \Drupal\Core\Layout\LayoutInterface
+ * The layout plugin.
+ */
+ public function getLayout();
+
+ /**
+ * Ensures this entity has a layout.
+ *
+ * @param string $default_layout_id
+ * (optional) The layout ID to use as a default. Defaults to
+ * 'layout_onecol'.
+ *
+ * @return $this
+ */
+ public function ensureLayout($default_layout_id = 'layout_onecol');
+
+}
diff --git a/core/modules/field_layout/src/Entity/FieldLayoutEntityDisplayTrait.php b/core/modules/field_layout/src/Entity/FieldLayoutEntityDisplayTrait.php
new file mode 100644
index 0000000..49da6a9
--- /dev/null
+++ b/core/modules/field_layout/src/Entity/FieldLayoutEntityDisplayTrait.php
@@ -0,0 +1,164 @@
+<?php
+
+namespace Drupal\field_layout\Entity;
+
+use Drupal\Core\Entity\EntityStorageInterface;
+use Drupal\Core\Layout\LayoutInterface;
+
+/**
+ * Provides shared code for entity displays.
+ *
+ * Both EntityViewDisplay and EntityFormDisplay must maintain their parent
+ * hierarchy, while being identically enhanced by Field Layout. This trait
+ * contains the code they both share.
+ */
+trait FieldLayoutEntityDisplayTrait {
+
+ /**
+ * Gets a layout definition.
+ *
+ * @param string $layout_id
+ * The layout ID.
+ *
+ * @return \Drupal\Core\Layout\LayoutDefinition
+ * The layout definition.
+ */
+ protected function getLayoutDefinition($layout_id) {
+ return \Drupal::service('plugin.manager.core.layout')->getDefinition($layout_id);
+ }
+
+ /**
+ * Implements \Drupal\field_layout\Display\EntityDisplayWithLayoutInterface::getLayoutId().
+ */
+ public function getLayoutId() {
+ return $this->getThirdPartySetting('field_layout', 'id');
+ }
+
+ /**
+ * Implements \Drupal\field_layout\Display\EntityDisplayWithLayoutInterface::getLayoutSettings().
+ */
+ public function getLayoutSettings() {
+ return $this->getThirdPartySetting('field_layout', 'settings', []);
+ }
+
+ /**
+ * Implements \Drupal\field_layout\Display\EntityDisplayWithLayoutInterface::setLayoutId().
+ */
+ public function setLayoutId($layout_id, array $layout_settings = []) {
+ if ($this->getLayoutId() !== $layout_id) {
+ // @todo Devise a mechanism for mapping old regions to new ones in
+ // https://www.drupal.org/node/2796877.
+ $layout_definition = $this->getLayoutDefinition($layout_id);
+ $new_region = $layout_definition->getDefaultRegion();
+ $layout_regions = $layout_definition->getRegions();
+ foreach ($this->getComponents() as $name => $component) {
+ if (isset($component['region']) && !isset($layout_regions[$component['region']])) {
+ $component['region'] = $new_region;
+ $this->setComponent($name, $component);
+ }
+ }
+ }
+ $this->setThirdPartySetting('field_layout', 'id', $layout_id);
+ // Instantiate the plugin and consult it for the updated plugin
+ // configuration. Once layouts are no longer stored as third party settings,
+ // this will be handled by the code in
+ // \Drupal\Core\Config\Entity\ConfigEntityBase::set() that handles
+ // \Drupal\Core\Entity\EntityWithPluginCollectionInterface.
+ $layout_settings = $this->doGetLayout($layout_id, $layout_settings)->getConfiguration();
+ $this->setThirdPartySetting('field_layout', 'settings', $layout_settings);
+ return $this;
+ }
+
+ /**
+ * Implements \Drupal\field_layout\Display\EntityDisplayWithLayoutInterface::setLayout().
+ */
+ public function setLayout(LayoutInterface $layout) {
+ $this->setLayoutId($layout->getPluginId(), $layout->getConfiguration());
+ return $this;
+ }
+
+ /**
+ * Implements \Drupal\field_layout\Display\EntityDisplayWithLayoutInterface::getLayout().
+ */
+ public function getLayout() {
+ return $this->doGetLayout($this->getLayoutId(), $this->getLayoutSettings());
+ }
+
+ /**
+ * Gets the layout plugin.
+ *
+ * @param string $layout_id
+ * A layout plugin ID.
+ * @param array $layout_settings
+ * An array of settings.
+ *
+ * @return \Drupal\Core\Layout\LayoutInterface
+ * The layout plugin.
+ */
+ protected function doGetLayout($layout_id, array $layout_settings) {
+ return \Drupal::service('plugin.manager.core.layout')->createInstance($layout_id, $layout_settings);
+ }
+
+ /**
+ * Overrides \Drupal\Core\Entity\EntityDisplayBase::init().
+ */
+ protected function init() {
+ $this->ensureLayout();
+ parent::init();
+ }
+
+ /**
+ * Overrides \Drupal\Core\Entity\EntityDisplayBase::preSave().
+ */
+ public function preSave(EntityStorageInterface $storage) {
+ parent::preSave($storage);
+
+ // Ensure the plugin configuration is updated. Once layouts are no longer
+ // stored as third party settings, this will be handled by the code in
+ // \Drupal\Core\Config\Entity\ConfigEntityBase::preSave() that handles
+ // \Drupal\Core\Entity\EntityWithPluginCollectionInterface.
+ if ($this->getLayoutId()) {
+ $this->setLayout($this->getLayout());
+ }
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function ensureLayout($default_layout_id = 'layout_onecol') {
+ if (!$this->getLayoutId()) {
+ $this->setLayoutId($default_layout_id);
+ }
+
+ return $this;
+ }
+
+ /**
+ * Overrides \Drupal\Core\Entity\EntityDisplayBase::calculateDependencies().
+ *
+ * @see \Drupal\Core\Plugin\PluginDependencyTrait::calculatePluginDependencies()
+ *
+ * @todo Remove once https://www.drupal.org/node/2821191 is resolved.
+ */
+ public function calculateDependencies() {
+ parent::calculateDependencies();
+
+ // This can be called during uninstallation, so check for a valid ID first.
+ if ($this->getLayoutId()) {
+ /** @var \Drupal\Core\Layout\LayoutInterface $layout */
+ $layout = $this->getLayout();
+ $definition = $layout->getPluginDefinition();
+
+ if (!in_array($definition->getProvider(), ['core', 'component'])) {
+ $this->addDependency('module', $definition->getProvider());
+ }
+ if ($config_dependencies = $definition->getConfigDependencies()) {
+ $this->addDependencies($config_dependencies);
+ }
+ if ($layout_dependencies = $layout->calculateDependencies()) {
+ $this->addDependencies($layout_dependencies);
+ }
+ }
+ }
+
+}
diff --git a/core/modules/field_layout/src/Entity/FieldLayoutEntityFormDisplay.php b/core/modules/field_layout/src/Entity/FieldLayoutEntityFormDisplay.php
new file mode 100644
index 0000000..c58938e
--- /dev/null
+++ b/core/modules/field_layout/src/Entity/FieldLayoutEntityFormDisplay.php
@@ -0,0 +1,24 @@
+<?php
+
+namespace Drupal\field_layout\Entity;
+
+use Drupal\Core\Entity\Entity\EntityFormDisplay;
+use Drupal\field_layout\Display\EntityDisplayWithLayoutInterface;
+
+/**
+ * Provides an entity form display entity that has a layout.
+ */
+class FieldLayoutEntityFormDisplay extends EntityFormDisplay implements EntityDisplayWithLayoutInterface {
+
+ use FieldLayoutEntityDisplayTrait;
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getDefaultRegion() {
+ // This cannot be provided by the trait due to
+ // https://bugs.php.net/bug.php?id=71414 which is fixed in PHP 7.0.6.
+ return $this->getLayoutDefinition($this->getLayoutId())->getDefaultRegion();
+ }
+
+}
diff --git a/core/modules/field_layout/src/Entity/FieldLayoutEntityViewDisplay.php b/core/modules/field_layout/src/Entity/FieldLayoutEntityViewDisplay.php
new file mode 100644
index 0000000..4f0c274
--- /dev/null
+++ b/core/modules/field_layout/src/Entity/FieldLayoutEntityViewDisplay.php
@@ -0,0 +1,24 @@
+<?php
+
+namespace Drupal\field_layout\Entity;
+
+use Drupal\Core\Entity\Entity\EntityViewDisplay;
+use Drupal\field_layout\Display\EntityDisplayWithLayoutInterface;
+
+/**
+ * Provides an entity view display entity that has a layout.
+ */
+class FieldLayoutEntityViewDisplay extends EntityViewDisplay implements EntityDisplayWithLayoutInterface {
+
+ use FieldLayoutEntityDisplayTrait;
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getDefaultRegion() {
+ // This cannot be provided by the trait due to
+ // https://bugs.php.net/bug.php?id=71414 which is fixed in PHP 7.0.6.
+ return $this->getLayoutDefinition($this->getLayoutId())->getDefaultRegion();
+ }
+
+}
diff --git a/core/modules/field_layout/src/FieldLayoutBuilder.php b/core/modules/field_layout/src/FieldLayoutBuilder.php
new file mode 100644
index 0000000..8ef5d04
--- /dev/null
+++ b/core/modules/field_layout/src/FieldLayoutBuilder.php
@@ -0,0 +1,153 @@
+<?php
+
+namespace Drupal\field_layout;
+
+use Drupal\Core\DependencyInjection\ContainerInjectionInterface;
+use Drupal\Core\Entity\EntityFieldManagerInterface;
+use Drupal\Core\Field\FieldDefinitionInterface;
+use Drupal\field_layout\Display\EntityDisplayWithLayoutInterface;
+use Drupal\Core\Layout\LayoutPluginManagerInterface;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+
+/**
+ * Builds a field layout.
+ */
+class FieldLayoutBuilder implements ContainerInjectionInterface {
+
+ /**
+ * The layout plugin manager.
+ *
+ * @var \Drupal\Core\Layout\LayoutPluginManagerInterface
+ */
+ protected $layoutPluginManager;
+
+ /**
+ * The entity field manager.
+ *
+ * @var \Drupal\Core\Entity\EntityFieldManagerInterface
+ */
+ protected $entityFieldManager;
+
+ /**
+ * Constructs a new FieldLayoutBuilder.
+ *
+ * @param \Drupal\Core\Layout\LayoutPluginManagerInterface $layout_plugin_manager
+ * The layout plugin manager.
+ * @param \Drupal\Core\Entity\EntityFieldManagerInterface $entity_field_manager
+ * The entity field manager.
+ */
+ public function __construct(LayoutPluginManagerInterface $layout_plugin_manager, EntityFieldManagerInterface $entity_field_manager) {
+ $this->layoutPluginManager = $layout_plugin_manager;
+ $this->entityFieldManager = $entity_field_manager;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public static function create(ContainerInterface $container) {
+ return new static(
+ $container->get('plugin.manager.core.layout'),
+ $container->get('entity_field.manager')
+ );
+ }
+
+ /**
+ * Applies the layout to an entity build.
+ *
+ * @param array $build
+ * A renderable array representing the entity content or form.
+ * @param \Drupal\field_layout\Display\EntityDisplayWithLayoutInterface $display
+ * The entity display holding the display options configured for the entity
+ * components.
+ */
+ public function buildView(array &$build, EntityDisplayWithLayoutInterface $display) {
+ $layout_definition = $this->layoutPluginManager->getDefinition($display->getLayoutId(), FALSE);
+ if ($layout_definition && $fields = $this->getFields($build, $display, 'view')) {
+ // Add the regions to the $build in the correct order.
+ $regions = array_fill_keys($layout_definition->getRegionNames(), []);
+
+ foreach ($fields as $name => $field) {
+ // Move the field from the top-level of $build into a region-specific
+ // section.
+ // @todo Ideally the array structure would remain unchanged, see
+ // https://www.drupal.org/node/2846393.
+ $regions[$field['region']][$name] = $build[$name];
+ unset($build[$name]);
+ }
+ // Ensure this will not conflict with any existing array elements by
+ // prefixing with an underscore.
+ $build['_field_layout'] = $display->getLayout()->build($regions);
+ }
+ }
+
+ /**
+ * Applies the layout to an entity form.
+ *
+ * @param array $build
+ * A renderable array representing the entity content or form.
+ * @param \Drupal\field_layout\Display\EntityDisplayWithLayoutInterface $display
+ * The entity display holding the display options configured for the entity
+ * components.
+ */
+ public function buildForm(array &$build, EntityDisplayWithLayoutInterface $display) {
+ $layout_definition = $this->layoutPluginManager->getDefinition($display->getLayoutId(), FALSE);
+ if ($layout_definition && $fields = $this->getFields($build, $display, 'form')) {
+ $fill = [];
+ $fill['#process'][] = '\Drupal\Core\Render\Element\RenderElement::processGroup';
+ $fill['#pre_render'][] = '\Drupal\Core\Render\Element\RenderElement::preRenderGroup';
+ // Add the regions to the $build in the correct order.
+ $regions = array_fill_keys($layout_definition->getRegionNames(), $fill);
+
+ foreach ($fields as $name => $field) {
+ // As this is a form, #group can be used to relocate the fields. This
+ // avoids breaking hook_form_alter() implementations by not actually
+ // moving the field in the form structure. If a #group is already set,
+ // do not overwrite it.
+ if (!isset($build[$name]['#group'])) {
+ $build[$name]['#group'] = $field['region'];
+ }
+ }
+ // Ensure this will not conflict with any existing array elements by
+ // prefixing with an underscore.
+ $build['_field_layout'] = $display->getLayout()->build($regions);
+ }
+ }
+
+ /**
+ * Gets the fields that need to be processed.
+ *
+ * @param array $build
+ * A renderable array representing the entity content or form.
+ * @param \Drupal\field_layout\Display\EntityDisplayWithLayoutInterface $display
+ * The entity display holding the display options configured for the entity
+ * components.
+ * @param string $display_context
+ * The display context, either 'form' or 'view'.
+ *
+ * @return array
+ * An array of configurable fields present in the build.
+ */
+ protected function getFields(array $build, EntityDisplayWithLayoutInterface $display, $display_context) {
+ $components = $display->getComponents();
+
+ // Ignore any extra fields from the list of field definitions. Field
+ // definitions can have a non-configurable display, but all extra fields are
+ // always displayed.
+ $field_definitions = array_diff_key(
+ $this->entityFieldManager->getFieldDefinitions($display->getTargetEntityTypeId(), $display->getTargetBundle()),
+ $this->entityFieldManager->getExtraFields($display->getTargetEntityTypeId(), $display->getTargetBundle())
+ );
+
+ $fields_to_exclude = array_filter($field_definitions, function (FieldDefinitionInterface $field_definition) use ($display_context) {
+ // Remove fields with a non-configurable display.
+ return !$field_definition->isDisplayConfigurable($display_context);
+ });
+ $components = array_diff_key($components, $fields_to_exclude);
+
+ // Only include fields present in the build.
+ $components = array_intersect_key($components, $build);
+
+ return $components;
+ }
+
+}
diff --git a/core/modules/field_layout/src/Form/FieldLayoutEntityDisplayFormTrait.php b/core/modules/field_layout/src/Form/FieldLayoutEntityDisplayFormTrait.php
new file mode 100644
index 0000000..043e5c7
--- /dev/null
+++ b/core/modules/field_layout/src/Form/FieldLayoutEntityDisplayFormTrait.php
@@ -0,0 +1,177 @@
+<?php
+
+namespace Drupal\field_layout\Form;
+
+use Drupal\Core\Form\FormStateInterface;
+use Drupal\Core\Form\SubformState;
+use Drupal\Core\Plugin\PluginFormInterface;
+use Drupal\field_layout\Display\EntityDisplayWithLayoutInterface;
+
+/**
+ * Provides shared code for entity display forms.
+ *
+ * Both EntityViewDisplayEditForm and EntityFormDisplayEditForm must maintain
+ * their parent hierarchy, while being identically enhanced by Field Layout.
+ * This trait contains the code they both share.
+ */
+trait FieldLayoutEntityDisplayFormTrait {
+
+ /**
+ * The field layout plugin manager.
+ *
+ * @var \Drupal\Core\Layout\LayoutPluginManagerInterface
+ */
+ protected $layoutPluginManager;
+
+ /**
+ * Overrides \Drupal\field_ui\Form\EntityDisplayFormBase::getRegions().
+ */
+ public function getRegions() {
+ $regions = [];
+
+ $layout_definition = $this->layoutPluginManager->getDefinition($this->getEntity()->getLayoutId());
+ foreach ($layout_definition->getRegions() as $name => $region) {
+ $regions[$name] = [
+ 'title' => $region['label'],
+ 'message' => $this->t('No field is displayed.'),
+ ];
+ }
+
+ $regions['hidden'] = [
+ 'title' => $this->t('Disabled', [], ['context' => 'Plural']),
+ 'message' => $this->t('No field is hidden.'),
+ ];
+
+ return $regions;
+ }
+
+ /**
+ * Overrides \Drupal\field_ui\Form\EntityDisplayFormBase::form().
+ */
+ public function form(array $form, FormStateInterface $form_state) {
+ $form = parent::form($form, $form_state);
+
+ $form['field_layouts'] = [
+ '#type' => 'details',
+ '#title' => $this->t('Layout settings'),
+ ];
+
+ $layout_plugin = $this->getLayout($this->getEntity(), $form_state);
+
+ $form['field_layouts']['field_layout'] = [
+ '#type' => 'select',
+ '#title' => $this->t('Select a layout'),
+ '#options' => $this->layoutPluginManager->getLayoutOptions(),
+ '#default_value' => $layout_plugin->getPluginId(),
+ '#ajax' => [
+ 'callback' => '::settingsAjax',
+ 'wrapper' => 'field-layout-settings-wrapper',
+ 'trigger_as' => ['name' => 'field_layout_change'],
+ ],
+ ];
+ $form['field_layouts']['submit'] = [
+ '#type' => 'submit',
+ '#name' => 'field_layout_change',
+ '#value' => $this->t('Change layout'),
+ '#submit' => ['::settingsAjaxSubmit'],
+ '#attributes' => ['class' => ['js-hide']],
+ '#ajax' => [
+ 'callback' => '::settingsAjax',
+ 'wrapper' => 'field-layout-settings-wrapper',
+ ],
+ ];
+
+ $form['field_layouts']['settings_wrapper'] = [
+ '#type' => 'container',
+ '#id' => 'field-layout-settings-wrapper',
+ '#tree' => TRUE,
+ ];
+
+ if ($layout_plugin instanceof PluginFormInterface) {
+ $form['field_layouts']['settings_wrapper']['layout_settings'] = [];
+ $subform_state = SubformState::createForSubform($form['field_layouts']['settings_wrapper']['layout_settings'], $form, $form_state);
+ $form['field_layouts']['settings_wrapper']['layout_settings'] = $layout_plugin->buildConfigurationForm($form['field_layouts']['settings_wrapper']['layout_settings'], $subform_state);
+ }
+
+ return $form;
+ }
+
+ /**
+ * Gets the layout plugin for the currently selected field layout.
+ *
+ * @param \Drupal\field_layout\Display\EntityDisplayWithLayoutInterface $entity
+ * The current form entity.
+ * @param \Drupal\Core\Form\FormStateInterface $form_state
+ * The current state of the form.
+ *
+ * @return \Drupal\Core\Layout\LayoutInterface
+ * The layout plugin.
+ */
+ protected function getLayout(EntityDisplayWithLayoutInterface $entity, FormStateInterface $form_state) {
+ if (!$layout_plugin = $form_state->get('layout_plugin')) {
+ $stored_layout_id = $entity->getLayoutId();
+ // Use selected layout if it exists, falling back to the stored layout.
+ $layout_id = $form_state->getValue('field_layout', $stored_layout_id);
+ // If the current layout is the stored layout, use the stored layout
+ // settings. Otherwise leave the settings empty.
+ $layout_settings = $layout_id === $stored_layout_id ? $entity->getLayoutSettings() : [];
+
+ $layout_plugin = $this->layoutPluginManager->createInstance($layout_id, $layout_settings);
+ $form_state->set('layout_plugin', $layout_plugin);
+ }
+ return $layout_plugin;
+ }
+
+ /**
+ * Ajax callback for the field layout settings form.
+ */
+ public static function settingsAjax($form, FormStateInterface $form_state) {
+ return $form['field_layouts']['settings_wrapper'];
+ }
+
+ /**
+ * Submit handler for the non-JS case.
+ */
+ public function settingsAjaxSubmit($form, FormStateInterface $form_state) {
+ $form_state->set('layout_plugin', NULL);
+ $form_state->setRebuild();
+ }
+
+ /**
+ * Overrides \Drupal\field_ui\Form\EntityDisplayFormBase::validateForm().
+ */
+ public function validateForm(array &$form, FormStateInterface $form_state) {
+ parent::validateForm($form, $form_state);
+
+ $layout_plugin = $this->getLayout($this->getEntity(), $form_state);
+ if ($layout_plugin instanceof PluginFormInterface) {
+ $subform_state = SubformState::createForSubform($form['field_layouts']['settings_wrapper']['layout_settings'], $form, $form_state);
+ $layout_plugin->validateConfigurationForm($form['field_layouts']['settings_wrapper']['layout_settings'], $subform_state);
+ }
+ }
+
+ /**
+ * Overrides \Drupal\field_ui\Form\EntityDisplayFormBase::submitForm().
+ */
+ public function submitForm(array &$form, FormStateInterface $form_state) {
+ parent::submitForm($form, $form_state);
+
+ $entity = $this->getEntity();
+ $layout_plugin = $this->getLayout($entity, $form_state);
+ if ($layout_plugin instanceof PluginFormInterface) {
+ $subform_state = SubformState::createForSubform($form['field_layouts']['settings_wrapper']['layout_settings'], $form, $form_state);
+ $layout_plugin->submitConfigurationForm($form['field_layouts']['settings_wrapper']['layout_settings'], $subform_state);
+ }
+
+ $entity->setLayout($layout_plugin);
+ }
+
+ /**
+ * Gets the form entity.
+ *
+ * @return \Drupal\field_layout\Display\EntityDisplayWithLayoutInterface
+ * The current form entity.
+ */
+ abstract public function getEntity();
+
+}
diff --git a/core/modules/field_layout/src/Form/FieldLayoutEntityFormDisplayEditForm.php b/core/modules/field_layout/src/Form/FieldLayoutEntityFormDisplayEditForm.php
new file mode 100644
index 0000000..c42a9d8
--- /dev/null
+++ b/core/modules/field_layout/src/Form/FieldLayoutEntityFormDisplayEditForm.php
@@ -0,0 +1,44 @@
+<?php
+
+namespace Drupal\field_layout\Form;
+
+use Drupal\Component\Plugin\PluginManagerBase;
+use Drupal\Core\Field\FieldTypePluginManagerInterface;
+use Drupal\Core\Layout\LayoutPluginManagerInterface;
+use Drupal\field_ui\Form\EntityFormDisplayEditForm;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+
+/**
+ * Edit form for the EntityFormDisplay entity type.
+ */
+class FieldLayoutEntityFormDisplayEditForm extends EntityFormDisplayEditForm {
+
+ use FieldLayoutEntityDisplayFormTrait;
+
+ /**
+ * FieldLayoutEntityFormDisplayEditForm constructor.
+ *
+ * @param \Drupal\Core\Field\FieldTypePluginManagerInterface $field_type_manager
+ * The field type manager.
+ * @param \Drupal\Component\Plugin\PluginManagerBase $plugin_manager
+ * The widget plugin manager.
+ * @param \Drupal\Core\Layout\LayoutPluginManagerInterface $layout_plugin_manager
+ * The layout plugin manager.
+ */
+ public function __construct(FieldTypePluginManagerInterface $field_type_manager, PluginManagerBase $plugin_manager, LayoutPluginManagerInterface $layout_plugin_manager) {
+ parent::__construct($field_type_manager, $plugin_manager);
+ $this->layoutPluginManager = $layout_plugin_manager;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public static function create(ContainerInterface $container) {
+ return new static(
+ $container->get('plugin.manager.field.field_type'),
+ $container->get('plugin.manager.field.widget'),
+ $container->get('plugin.manager.core.layout')
+ );
+ }
+
+}
diff --git a/core/modules/field_layout/src/Form/FieldLayoutEntityViewDisplayEditForm.php b/core/modules/field_layout/src/Form/FieldLayoutEntityViewDisplayEditForm.php
new file mode 100644
index 0000000..92bfbde
--- /dev/null
+++ b/core/modules/field_layout/src/Form/FieldLayoutEntityViewDisplayEditForm.php
@@ -0,0 +1,44 @@
+<?php
+
+namespace Drupal\field_layout\Form;
+
+use Drupal\Component\Plugin\PluginManagerBase;
+use Drupal\Core\Field\FieldTypePluginManagerInterface;
+use Drupal\Core\Layout\LayoutPluginManagerInterface;
+use Drupal\field_ui\Form\EntityViewDisplayEditForm;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+
+/**
+ * Edit form for the EntityViewDisplay entity type.
+ */
+class FieldLayoutEntityViewDisplayEditForm extends EntityViewDisplayEditForm {
+
+ use FieldLayoutEntityDisplayFormTrait;
+
+ /**
+ * FieldLayoutEntityViewDisplayEditForm constructor.
+ *
+ * @param \Drupal\Core\Field\FieldTypePluginManagerInterface $field_type_manager
+ * The field type manager.
+ * @param \Drupal\Component\Plugin\PluginManagerBase $plugin_manager
+ * The formatter plugin manager.
+ * @param \Drupal\Core\Layout\LayoutPluginManagerInterface $layout_plugin_manager
+ * The field layout plugin manager.
+ */
+ public function __construct(FieldTypePluginManagerInterface $field_type_manager, PluginManagerBase $plugin_manager, LayoutPluginManagerInterface $layout_plugin_manager) {
+ parent::__construct($field_type_manager, $plugin_manager);
+ $this->layoutPluginManager = $layout_plugin_manager;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public static function create(ContainerInterface $container) {
+ return new static(
+ $container->get('plugin.manager.field.field_type'),
+ $container->get('plugin.manager.field.formatter'),
+ $container->get('plugin.manager.core.layout')
+ );
+ }
+
+}
diff --git a/core/modules/field_layout/tests/modules/field_layout_test/config/schema/field_layout_test.schema.yml b/core/modules/field_layout/tests/modules/field_layout_test/config/schema/field_layout_test.schema.yml
new file mode 100644
index 0000000..dc95ab3
--- /dev/null
+++ b/core/modules/field_layout/tests/modules/field_layout_test/config/schema/field_layout_test.schema.yml
@@ -0,0 +1,7 @@
+layout_plugin.settings.test_layout_main_and_footer:
+ type: layout_plugin.settings
+ label: 'Layout test plugin settings'
+ mapping:
+ setting_1:
+ type: string
+ label: 'Setting 1'
diff --git a/core/modules/field_layout/tests/modules/field_layout_test/field_layout_test.info.yml b/core/modules/field_layout/tests/modules/field_layout_test/field_layout_test.info.yml
new file mode 100644
index 0000000..4d699e4
--- /dev/null
+++ b/core/modules/field_layout/tests/modules/field_layout_test/field_layout_test.info.yml
@@ -0,0 +1,8 @@
+name: 'Field Layout test'
+type: module
+description: 'Support module for Field Layout tests.'
+core: 8.x
+package: Testing
+version: VERSION
+dependencies:
+ - entity_test
diff --git a/core/modules/field_layout/tests/modules/field_layout_test/field_layout_test.routing.yml b/core/modules/field_layout/tests/modules/field_layout_test/field_layout_test.routing.yml
new file mode 100644
index 0000000..bcea288
--- /dev/null
+++ b/core/modules/field_layout/tests/modules/field_layout_test/field_layout_test.routing.yml
@@ -0,0 +1,7 @@
+entity.entity_test.test_view_mode:
+ path: '/entity_test/{entity_test}/test'
+ defaults:
+ _entity_view: 'entity_test.test'
+ _title: 'Test test view mode'
+ requirements:
+ _entity_access: 'entity_test.view'
diff --git a/core/modules/field_layout/tests/modules/field_layout_test/src/Plugin/Layout/TestLayoutContentFooter.php b/core/modules/field_layout/tests/modules/field_layout_test/src/Plugin/Layout/TestLayoutContentFooter.php
new file mode 100644
index 0000000..c283c82
--- /dev/null
+++ b/core/modules/field_layout/tests/modules/field_layout_test/src/Plugin/Layout/TestLayoutContentFooter.php
@@ -0,0 +1,27 @@
+<?php
+
+namespace Drupal\field_layout_test\Plugin\Layout;
+
+use Drupal\Core\Layout\LayoutDefault;
+
+/**
+ * Provides an annotated layout plugin for field_layout tests.
+ *
+ * @Layout(
+ * id = "test_layout_content_and_footer",
+ * label = @Translation("Test plugin: Content and Footer"),
+ * category = @Translation("Layout test"),
+ * description = @Translation("Test layout"),
+ * regions = {
+ * "content" = {
+ * "label" = @Translation("Content Region")
+ * },
+ * "footer" = {
+ * "label" = @Translation("Footer Region")
+ * }
+ * },
+ * )
+ */
+class TestLayoutContentFooter extends LayoutDefault {
+
+}
diff --git a/core/modules/field_layout/tests/modules/field_layout_test/src/Plugin/Layout/TestLayoutMainFooter.php b/core/modules/field_layout/tests/modules/field_layout_test/src/Plugin/Layout/TestLayoutMainFooter.php
new file mode 100644
index 0000000..cfe95e1
--- /dev/null
+++ b/core/modules/field_layout/tests/modules/field_layout_test/src/Plugin/Layout/TestLayoutMainFooter.php
@@ -0,0 +1,50 @@
+<?php
+
+namespace Drupal\field_layout_test\Plugin\Layout;
+
+use Drupal\Core\Layout\LayoutDefault;
+
+/**
+ * Provides an annotated layout plugin for field_layout tests.
+ *
+ * @Layout(
+ * id = "test_layout_main_and_footer",
+ * label = @Translation("Test plugin: Main and Footer"),
+ * category = @Translation("Layout test"),
+ * description = @Translation("Test layout"),
+ * regions = {
+ * "main" = {
+ * "label" = @Translation("Main Region")
+ * },
+ * "footer" = {
+ * "label" = @Translation("Footer Region")
+ * }
+ * },
+ * config_dependencies = {
+ * "module" = {
+ * "dependency_from_annotation",
+ * },
+ * },
+ * )
+ */
+class TestLayoutMainFooter extends LayoutDefault {
+
+ /**
+ * {@inheritdoc}
+ */
+ public function defaultConfiguration() {
+ return [
+ 'setting_1' => 'Default',
+ ];
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function calculateDependencies() {
+ $dependencies = parent::calculateDependencies();
+ $dependencies['module'][] = 'dependency_from_calculateDependencies';
+ return $dependencies;
+ }
+
+}
diff --git a/core/modules/field_layout/tests/src/Functional/FieldLayoutTest.php b/core/modules/field_layout/tests/src/Functional/FieldLayoutTest.php
new file mode 100644
index 0000000..683ccd2
--- /dev/null
+++ b/core/modules/field_layout/tests/src/Functional/FieldLayoutTest.php
@@ -0,0 +1,76 @@
+<?php
+
+namespace Drupal\Tests\field_layout\Functional;
+
+use Drupal\Tests\BrowserTestBase;
+
+/**
+ * Tests using field layout for entity displays.
+ *
+ * @group field_layout
+ */
+class FieldLayoutTest extends BrowserTestBase {
+
+ /**
+ * {@inheritdoc}
+ */
+ public static $modules = ['field_layout', 'field_ui', 'node'];
+
+ /**
+ * {@inheritdoc}
+ */
+ protected function setUp() {
+ parent::setUp();
+
+ $this->createContentType([
+ 'type' => 'article',
+ ]);
+ $this->createNode([
+ 'type' => 'article',
+ 'title' => 'The node title',
+ 'body' => [[
+ 'value' => 'The node body',
+ ]],
+ ]);
+ $this->drupalLogin($this->drupalCreateUser([
+ 'access administration pages',
+ 'administer content types',
+ 'administer nodes',
+ 'administer node fields',
+ 'administer node display',
+ 'administer node form display',
+ 'view the administration theme',
+ ]));
+ }
+
+ /**
+ * Tests an entity type that has fields shown by default.
+ */
+ public function testNodeView() {
+ // By default, the one-column layout is used.
+ $this->drupalGet('node/1');
+ $this->assertSession()->elementExists('css', '.layout--onecol');
+ $this->assertSession()->elementExists('css', '.layout-region--content .field--name-body');
+
+ $this->drupalGet('admin/structure/types/manage/article/display');
+ $this->assertEquals(['Content', 'Disabled'], $this->getRegionTitles());
+ $this->assertSession()->optionExists('fields[body][region]', 'content');
+ }
+
+ /**
+ * Gets the region titles on the page.
+ *
+ * @return string[]
+ * An array of region titles.
+ */
+ protected function getRegionTitles() {
+ $region_titles = [];
+ $region_title_elements = $this->getSession()->getPage()->findAll('css', '.region-title td');
+ /** @var \Behat\Mink\Element\NodeElement[] $region_title_elements */
+ foreach ($region_title_elements as $region_title_element) {
+ $region_titles[] = $region_title_element->getText();
+ }
+ return $region_titles;
+ }
+
+}
diff --git a/core/modules/field_layout/tests/src/FunctionalJavascript/FieldLayoutTest.php b/core/modules/field_layout/tests/src/FunctionalJavascript/FieldLayoutTest.php
new file mode 100644
index 0000000..1336a70
--- /dev/null
+++ b/core/modules/field_layout/tests/src/FunctionalJavascript/FieldLayoutTest.php
@@ -0,0 +1,266 @@
+<?php
+
+namespace Drupal\Tests\field_layout\FunctionalJavascript;
+
+use Drupal\entity_test\Entity\EntityTest;
+use Drupal\FunctionalJavascriptTests\JavascriptTestBase;
+
+/**
+ * Tests using field layout for entity displays.
+ *
+ * @group field_layout
+ */
+class FieldLayoutTest extends JavascriptTestBase {
+
+ /**
+ * {@inheritdoc}
+ */
+ public static $modules = ['field_layout', 'field_ui', 'field_layout_test', 'layout_test'];
+
+ /**
+ * {@inheritdoc}
+ */
+ protected function setUp() {
+ parent::setUp();
+
+ $entity = EntityTest::create([
+ 'name' => 'The name for this entity',
+ 'field_test_text' => [[
+ 'value' => 'The field test text value',
+ ]],
+ ]);
+ $entity->save();
+ $this->drupalLogin($this->drupalCreateUser([
+ 'access administration pages',
+ 'view test entity',
+ 'administer entity_test content',
+ 'administer entity_test fields',
+ 'administer entity_test display',
+ 'administer entity_test form display',
+ 'view the administration theme',
+ ]));
+ }
+
+ /**
+ * Tests that layouts are unique per view mode.
+ */
+ public function testEntityViewModes() {
+ // By default, the field is not visible.
+ $this->drupalGet('entity_test/1/test');
+ $this->assertSession()->elementNotExists('css', '.layout-region--content .field--name-field-test-text');
+ $this->drupalGet('entity_test/1');
+ $this->assertSession()->elementNotExists('css', '.layout-region--content .field--name-field-test-text');
+
+ // Change the layout for the "test" view mode. See
+ // core.entity_view_mode.entity_test.test.yml.
+ $this->drupalGet('entity_test/structure/entity_test/display');
+ $this->click('#edit-modes');
+ $this->getSession()->getPage()->checkField('display_modes_custom[test]');
+ $this->submitForm([], 'Save');
+ $this->clickLink('configure them');
+ $this->getSession()->getPage()->pressButton('Show row weights');
+ $this->getSession()->getPage()->selectFieldOption('fields[field_test_text][region]', 'content');
+ $this->assertSession()->assertWaitOnAjaxRequest();
+ $this->submitForm([], 'Save');
+
+ // Each view mode has a different layout.
+ $this->drupalGet('entity_test/1/test');
+ $this->assertSession()->elementExists('css', '.layout-region--content .field--name-field-test-text');
+ $this->drupalGet('entity_test/1');
+ $this->assertSession()->elementNotExists('css', '.layout-region--content .field--name-field-test-text');
+ }
+
+ /**
+ * Tests the use of field layout for entity form displays.
+ */
+ public function testEntityForm() {
+ // By default, the one-column layout is used.
+ $this->drupalGet('entity_test/manage/1/edit');
+ $this->assertFieldInRegion('field_test_text[0][value]', 'content');
+
+ // The one-column layout is in use.
+ $this->drupalGet('entity_test/structure/entity_test/form-display');
+ $this->assertEquals(['Content', 'Disabled'], $this->getRegionTitles());
+
+ // Switch the layout to two columns.
+ $this->click('#edit-field-layouts');
+ $this->getSession()->getPage()->selectFieldOption('field_layout', 'layout_twocol');
+ $this->assertSession()->assertWaitOnAjaxRequest();
+ $this->submitForm([], 'Save');
+
+ // The field is moved to the default region for the new layout.
+ $this->assertSession()->pageTextContains('Your settings have been saved.');
+ $this->assertEquals(['Left', 'Right', 'Disabled'], $this->getRegionTitles());
+
+ $this->drupalGet('entity_test/manage/1/edit');
+ // No fields are visible, and the regions don't display when empty.
+ $this->assertFieldInRegion('field_test_text[0][value]', 'left');
+ $this->assertSession()->elementExists('css', '.layout-region--left .field--name-field-test-text');
+
+ // After a refresh the new regions are still there.
+ $this->drupalGet('entity_test/structure/entity_test/form-display');
+ $this->assertEquals(['Left', 'Right', 'Disabled'], $this->getRegionTitles());
+
+ // Drag the field to the right region.
+ $field_test_text_row = $this->getSession()->getPage()->find('css', '#field-test-text');
+ $right_region_row = $this->getSession()->getPage()->find('css', '.region-right-message');
+ $field_test_text_row->find('css', '.handle')->dragTo($right_region_row);
+ $this->assertSession()->assertWaitOnAjaxRequest();
+ $this->submitForm([], 'Save');
+ $this->assertSession()->pageTextContains('Your settings have been saved.');
+
+ // The new layout is used.
+ $this->drupalGet('entity_test/manage/1/edit');
+ $this->assertSession()->elementExists('css', '.layout-region--right .field--name-field-test-text');
+ $this->assertFieldInRegion('field_test_text[0][value]', 'right');
+
+ // Move the field to the right region without tabledrag.
+ $this->drupalGet('entity_test/structure/entity_test/form-display');
+ $this->getSession()->getPage()->pressButton('Show row weights');
+ $this->getSession()->getPage()->selectFieldOption('fields[field_test_text][region]', 'right');
+ $this->assertSession()->assertWaitOnAjaxRequest();
+ $this->submitForm([], 'Save');
+ $this->assertSession()->pageTextContains('Your settings have been saved.');
+
+ // The updated region is used.
+ $this->drupalGet('entity_test/manage/1/edit');
+ $this->assertFieldInRegion('field_test_text[0][value]', 'right');
+
+ // The layout is still in use without Field UI.
+ $this->container->get('module_installer')->uninstall(['field_ui']);
+ $this->drupalGet('entity_test/manage/1/edit');
+ $this->assertFieldInRegion('field_test_text[0][value]', 'right');
+ }
+
+ /**
+ * Tests the use of field layout for entity view displays.
+ */
+ public function testEntityView() {
+ // The one-column layout is in use.
+ $this->drupalGet('entity_test/structure/entity_test/display');
+ $this->assertEquals(['Content', 'Disabled'], $this->getRegionTitles());
+
+ // Switch the layout to two columns.
+ $this->click('#edit-field-layouts');
+ $this->getSession()->getPage()->selectFieldOption('field_layout', 'layout_twocol');
+ $this->assertSession()->assertWaitOnAjaxRequest();
+ $this->submitForm([], 'Save');
+
+ $this->assertSession()->pageTextContains('Your settings have been saved.');
+ $this->assertEquals(['Left', 'Right', 'Disabled'], $this->getRegionTitles());
+
+ $this->drupalGet('entity_test/1');
+ // No fields are visible, and the regions don't display when empty.
+ $this->assertSession()->elementNotExists('css', '.layout--twocol');
+ $this->assertSession()->elementNotExists('css', '.layout-region');
+ $this->assertSession()->elementNotExists('css', '.field--name-field-test-text');
+
+ // After a refresh the new regions are still there.
+ $this->drupalGet('entity_test/structure/entity_test/display');
+ $this->assertEquals(['Left', 'Right', 'Disabled'], $this->getRegionTitles());
+
+ // Drag the field to the left region.
+ $this->assertTrue($this->assertSession()->optionExists('fields[field_test_text][region]', 'hidden')->isSelected());
+ $field_test_text_row = $this->getSession()->getPage()->find('css', '#field-test-text');
+ $left_region_row = $this->getSession()->getPage()->find('css', '.region-left-message');
+ $field_test_text_row->find('css', '.handle')->dragTo($left_region_row);
+ $this->assertSession()->assertWaitOnAjaxRequest();
+ $this->assertFalse($this->assertSession()->optionExists('fields[field_test_text][region]', 'hidden')->isSelected());
+ $this->submitForm([], 'Save');
+ $this->assertSession()->pageTextContains('Your settings have been saved.');
+
+ // The new layout is used.
+ $this->drupalGet('entity_test/1');
+ $this->assertSession()->elementExists('css', '.layout--twocol');
+ $this->assertSession()->elementExists('css', '.layout-region--left .field--name-field-test-text');
+
+ // Move the field to the right region without tabledrag.
+ $this->drupalGet('entity_test/structure/entity_test/display');
+ $this->getSession()->getPage()->pressButton('Show row weights');
+ $this->getSession()->getPage()->selectFieldOption('fields[field_test_text][region]', 'right');
+ $this->assertSession()->assertWaitOnAjaxRequest();
+ $this->submitForm([], 'Save');
+ $this->assertSession()->pageTextContains('Your settings have been saved.');
+
+ // The updated region is used.
+ $this->drupalGet('entity_test/1');
+ $this->assertSession()->elementExists('css', '.layout-region--right .field--name-field-test-text');
+
+ // The layout is still in use without Field UI.
+ $this->container->get('module_installer')->uninstall(['field_ui']);
+ $this->drupalGet('entity_test/1');
+ $this->assertSession()->elementExists('css', '.layout--twocol');
+ $this->assertSession()->elementExists('css', '.layout-region--right .field--name-field-test-text');
+ }
+
+ /**
+ * Tests layout plugins with forms.
+ */
+ public function testLayoutForms() {
+ $this->drupalGet('entity_test/structure/entity_test/display');
+ // Switch to a field layout with settings.
+ $this->click('#edit-field-layouts');
+
+ // Test switching between layouts with and without forms.
+ $this->getSession()->getPage()->selectFieldOption('field_layout', 'layout_test_plugin');
+ $this->assertSession()->assertWaitOnAjaxRequest();
+ $this->assertSession()->fieldExists('settings_wrapper[layout_settings][setting_1]');
+
+ $this->getSession()->getPage()->selectFieldOption('field_layout', 'layout_test_2col');
+ $this->assertSession()->assertWaitOnAjaxRequest();
+ $this->assertSession()->fieldNotExists('settings_wrapper[layout_settings][setting_1]');
+
+ $this->getSession()->getPage()->selectFieldOption('field_layout', 'layout_test_plugin');
+ $this->assertSession()->assertWaitOnAjaxRequest();
+ $this->assertSession()->fieldExists('settings_wrapper[layout_settings][setting_1]');
+
+ // Move the test field to the content region.
+ $this->getSession()->getPage()->pressButton('Show row weights');
+ $this->getSession()->getPage()->selectFieldOption('fields[field_test_text][region]', 'content');
+ $this->assertSession()->assertWaitOnAjaxRequest();
+ $this->submitForm([], 'Save');
+
+ $this->drupalGet('entity_test/1');
+ $this->assertSession()->pageTextContains('Blah: Default');
+
+ // Update the field layout settings.
+ $this->drupalGet('entity_test/structure/entity_test/display');
+ $this->click('#edit-field-layouts');
+ $this->getSession()->getPage()->fillField('settings_wrapper[layout_settings][setting_1]', 'Test text');
+ $this->submitForm([], 'Save');
+
+ $this->drupalGet('entity_test/1');
+ $this->assertSession()->pageTextContains('Blah: Test text');
+ }
+
+ /**
+ * Gets the region titles on the page.
+ *
+ * @return string[]
+ * An array of region titles.
+ */
+ protected function getRegionTitles() {
+ $region_titles = [];
+ $region_title_elements = $this->getSession()->getPage()->findAll('css', '.region-title td');
+ /** @var \Behat\Mink\Element\NodeElement[] $region_title_elements */
+ foreach ($region_title_elements as $region_title_element) {
+ $region_titles[] = $region_title_element->getText();
+ }
+ return $region_titles;
+ }
+
+ /**
+ * Asserts that a field exists in a given region.
+ *
+ * @param string $field_selector
+ * The field selector, one of field id|name|label|value.
+ * @param string $region_name
+ * The machine name of the region.
+ */
+ protected function assertFieldInRegion($field_selector, $region_name) {
+ $region_element = $this->getSession()->getPage()->find('css', ".layout-region--$region_name");
+ $this->assertNotNull($region_element);
+ $this->assertSession()->fieldExists($field_selector, $region_element);
+ }
+
+}
diff --git a/core/modules/field_layout/tests/src/Kernel/FieldLayoutEntityDisplayTest.php b/core/modules/field_layout/tests/src/Kernel/FieldLayoutEntityDisplayTest.php
new file mode 100644
index 0000000..8a7fde9
--- /dev/null
+++ b/core/modules/field_layout/tests/src/Kernel/FieldLayoutEntityDisplayTest.php
@@ -0,0 +1,182 @@
+<?php
+
+namespace Drupal\Tests\field_layout\Kernel;
+
+use Drupal\field_layout\Entity\FieldLayoutEntityViewDisplay;
+use Drupal\KernelTests\KernelTestBase;
+
+/**
+ * @coversDefaultClass \Drupal\field_layout\Entity\FieldLayoutEntityDisplayTrait
+ * @group field_layout
+ */
+class FieldLayoutEntityDisplayTest extends KernelTestBase {
+
+ /**
+ * {@inheritdoc}
+ */
+ protected static $modules = ['layout_discovery', 'field_layout', 'entity_test', 'field_layout_test', 'system'];
+
+ /**
+ * @covers ::preSave
+ * @covers ::calculateDependencies
+ */
+ public function testPreSave() {
+ // Create an entity display with one hidden and one visible field.
+ $entity_display = FieldLayoutEntityViewDisplay::create([
+ 'targetEntityType' => 'entity_test',
+ 'bundle' => 'entity_test',
+ 'mode' => 'default',
+ 'status' => TRUE,
+ 'content' => [
+ 'foo' => ['type' => 'visible'],
+ 'bar' => ['type' => 'hidden'],
+ 'name' => ['type' => 'hidden', 'region' => 'content'],
+ ],
+ ]);
+
+ $expected = [
+ 'langcode' => 'en',
+ 'status' => TRUE,
+ 'dependencies' => [],
+ 'third_party_settings' => [
+ 'field_layout' => [
+ 'id' => 'layout_onecol',
+ 'settings' => [],
+ ],
+ ],
+ 'id' => 'entity_test.entity_test.default',
+ 'targetEntityType' => 'entity_test',
+ 'bundle' => 'entity_test',
+ 'mode' => 'default',
+ 'content' => [
+ 'foo' => [
+ 'type' => 'visible',
+ ],
+ 'bar' => [
+ 'type' => 'hidden',
+ ],
+ ],
+ 'hidden' => [],
+ ];
+ $this->assertEntityValues($expected, $entity_display->toArray());
+
+ // Save the display.
+ // the 'content' property and the visible field has the default region set.
+ $entity_display->save();
+
+ // The dependencies have been updated.
+ $expected['dependencies']['module'] = [
+ 'entity_test',
+ 'field_layout',
+ ];
+ // A third party setting is added by the entity_test module.
+ $expected['third_party_settings']['entity_test'] = ['foo' => 'bar'];
+ // The visible field is assigned the default region.
+ $expected['content']['foo']['region'] = 'content';
+ // The hidden field is removed from the list of visible fields, and marked
+ // as hidden.
+ unset($expected['content']['bar']);
+ $expected['hidden'] = ['bar' => TRUE];
+
+ $this->assertEntityValues($expected, $entity_display->toArray());
+
+ // Assign a new layout that has default settings and complex dependencies,
+ // but do not save yet.
+ $entity_display->setLayoutId('test_layout_main_and_footer');
+
+ // The default settings were added.
+ $expected['third_party_settings']['field_layout'] = [
+ 'id' => 'test_layout_main_and_footer',
+ 'settings' => [
+ 'setting_1' => 'Default',
+ ],
+ ];
+ // The field was moved to the default region.
+ $expected['content']['foo'] = [
+ 'type' => 'visible',
+ 'region' => 'main',
+ 'weight' => -4,
+ 'settings' => [],
+ 'third_party_settings' => [],
+ ];
+ $this->assertEntityValues($expected, $entity_display->toArray());
+
+ // After saving, the dependencies have been updated.
+ $entity_display->save();
+ $expected['dependencies']['module'] = [
+ 'dependency_from_annotation',
+ 'dependency_from_calculateDependencies',
+ 'entity_test',
+ 'field_layout',
+ 'field_layout_test',
+ ];
+ $this->assertEntityValues($expected, $entity_display->toArray());
+
+ // Assign a layout with provided settings.
+ $entity_display->setLayoutId('test_layout_main_and_footer', ['setting_1' => 'foobar']);
+ $entity_display->save();
+
+ // The setting overrides the default value.
+ $expected['third_party_settings']['field_layout']['settings']['setting_1'] = 'foobar';
+ $this->assertEntityValues($expected, $entity_display->toArray());
+
+ // Move a field to the non-default region.
+ $component = $entity_display->getComponent('foo');
+ $component['region'] = 'footer';
+ $entity_display->setComponent('foo', $component);
+ $entity_display->save();
+
+ // The field region is saved.
+ $expected['content']['foo']['region'] = 'footer';
+ $this->assertEntityValues($expected, $entity_display->toArray());
+
+ // Assign a different layout that shares the same non-default region.
+ $entity_display->setLayoutId('test_layout_content_and_footer');
+ $entity_display->save();
+
+ // The dependencies have been updated.
+ $expected['dependencies']['module'] = [
+ 'entity_test',
+ 'field_layout',
+ 'field_layout_test',
+ ];
+ // The layout has been updated.
+ $expected['third_party_settings']['field_layout'] = [
+ 'id' => 'test_layout_content_and_footer',
+ 'settings' => [],
+ ];
+ // The field remains in its current region instead of moving to the default.
+ $this->assertEntityValues($expected, $entity_display->toArray());
+
+ $this->container->get('module_installer')->uninstall(['field_layout']);
+
+ $entity_storage = $this->container->get('entity_type.manager')->getStorage('entity_view_display');
+ $entity_display = $entity_storage->load('entity_test.entity_test.default');
+
+ // The dependencies have been updated.
+ $expected['dependencies']['module'] = [
+ 'entity_test',
+ ];
+ // All field_layout settings were removed.
+ unset($expected['third_party_settings']['field_layout']);
+ // The field has returned to the default content region.
+ $expected['content']['foo']['region'] = 'content';
+ $this->assertEntityValues($expected, $entity_display->toArray());
+ }
+
+ /**
+ * Asserts than an entity has the correct values.
+ *
+ * @param mixed $expected
+ * @param array $values
+ * @param string $message
+ */
+ public static function assertEntityValues($expected, array $values, $message = '') {
+
+ static::assertArrayHasKey('uuid', $values);
+ unset($values['uuid']);
+
+ static::assertEquals($expected, $values, $message);
+ }
+
+}
diff --git a/core/modules/field_layout/tests/src/Unit/FieldLayoutBuilderTest.php b/core/modules/field_layout/tests/src/Unit/FieldLayoutBuilderTest.php
new file mode 100644
index 0000000..8e6bf95
--- /dev/null
+++ b/core/modules/field_layout/tests/src/Unit/FieldLayoutBuilderTest.php
@@ -0,0 +1,308 @@
+<?php
+
+namespace Drupal\Tests\field_layout\Unit;
+
+use Drupal\Core\Entity\EntityFieldManagerInterface;
+use Drupal\Core\Field\FieldDefinitionInterface;
+use Drupal\field_layout\Display\EntityDisplayWithLayoutInterface;
+use Drupal\field_layout\FieldLayoutBuilder;
+use Drupal\Core\Layout\LayoutPluginManagerInterface;
+use Drupal\Core\Layout\LayoutDefault;
+use Drupal\Core\Layout\LayoutDefinition;
+use Drupal\Tests\UnitTestCase;
+use Prophecy\Argument;
+
+/**
+ * @coversDefaultClass \Drupal\field_layout\FieldLayoutBuilder
+ * @group field_layout
+ */
+class FieldLayoutBuilderTest extends UnitTestCase {
+
+ /**
+ * @var \Drupal\Core\Layout\LayoutPluginManager|\Prophecy\Prophecy\ProphecyInterface
+ */
+ protected $layoutPluginManager;
+
+ /**
+ * @var \Drupal\Core\Entity\EntityFieldManagerInterface|\Prophecy\Prophecy\ProphecyInterface
+ */
+ protected $entityFieldManager;
+
+ /**
+ * @var \Drupal\field_layout\FieldLayoutBuilder
+ */
+ protected $fieldLayoutBuilder;
+
+ /**
+ * @var \Drupal\Core\Layout\LayoutInterface
+ */
+ protected $layoutPlugin;
+
+ /**
+ * @var \Drupal\Core\Layout\LayoutDefinition
+ */
+ protected $pluginDefinition;
+
+ /**
+ * {@inheritdoc}
+ */
+ protected function setUp() {
+ parent::setUp();
+
+ $this->pluginDefinition = new LayoutDefinition([
+ 'library' => 'field_layout/drupal.layout.twocol',
+ 'theme_hook' => 'layout__twocol',
+ 'regions' => [
+ 'left' => [
+ 'label' => 'Left',
+ ],
+ 'right' => [
+ 'label' => 'Right',
+ ],
+ ],
+ ]);
+ $this->layoutPlugin = new LayoutDefault([], 'two_column', $this->pluginDefinition);
+
+ $this->layoutPluginManager = $this->prophesize(LayoutPluginManagerInterface::class);
+ $this->layoutPluginManager->getDefinition('unknown', FALSE)->willReturn(NULL);
+ $this->layoutPluginManager->getDefinition('two_column', FALSE)->willReturn($this->pluginDefinition);
+
+ $this->entityFieldManager = $this->prophesize(EntityFieldManagerInterface::class);
+
+ $this->fieldLayoutBuilder = new FieldLayoutBuilder($this->layoutPluginManager->reveal(), $this->entityFieldManager->reveal());
+ }
+
+ /**
+ * @covers ::buildView
+ * @covers ::getFields
+ */
+ public function testBuildView() {
+ $definitions = [];
+ $non_configurable_field_definition = $this->prophesize(FieldDefinitionInterface::class);
+ $non_configurable_field_definition->isDisplayConfigurable('view')->willReturn(FALSE);
+ $definitions['non_configurable_field'] = $non_configurable_field_definition->reveal();
+ $definitions['non_configurable_field_with_extra_field'] = $non_configurable_field_definition->reveal();
+ $this->entityFieldManager->getFieldDefinitions('the_entity_type_id', 'the_entity_type_bundle')->willReturn($definitions);
+ $extra_fields = [];
+ $extra_fields['non_configurable_field_with_extra_field'] = [
+ 'label' => 'This non-configurable field is also defined in hook_entity_extra_field_info()',
+ ];
+ $this->entityFieldManager->getExtraFields('the_entity_type_id', 'the_entity_type_bundle')->willReturn($extra_fields);
+
+ $build = [
+ 'test1' => [
+ '#markup' => 'Test1',
+ ],
+ 'non_configurable_field' => [
+ '#markup' => 'Non-configurable',
+ ],
+ 'non_configurable_field_with_extra_field' => [
+ '#markup' => 'Non-configurable with extra field',
+ ],
+ ];
+
+ $display = $this->prophesize(EntityDisplayWithLayoutInterface::class);
+ $display->getTargetEntityTypeId()->willReturn('the_entity_type_id');
+ $display->getTargetBundle()->willReturn('the_entity_type_bundle');
+ $display->getLayout()->willReturn($this->layoutPlugin);
+ $display->getLayoutId()->willReturn('two_column');
+ $display->getLayoutSettings()->willReturn([]);
+ $display->getComponents()->willReturn([
+ 'test1' => [
+ 'region' => 'right',
+ ],
+ 'non_configurable_field' => [
+ 'region' => 'left',
+ ],
+ 'non_configurable_field_with_extra_field' => [
+ 'region' => 'left',
+ ],
+ ]);
+
+ $expected = [
+ 'non_configurable_field' => [
+ '#markup' => 'Non-configurable',
+ ],
+ '_field_layout' => [
+ 'left' => [
+ 'non_configurable_field_with_extra_field' => [
+ '#markup' => 'Non-configurable with extra field',
+ ],
+ ],
+ 'right' => [
+ 'test1' => [
+ '#markup' => 'Test1',
+ ],
+ ],
+ '#settings' => [],
+ '#layout' => $this->pluginDefinition,
+ '#theme' => 'layout__twocol',
+ '#attached' => [
+ 'library' => [
+ 'field_layout/drupal.layout.twocol',
+ ],
+ ],
+ ],
+ ];
+ $this->fieldLayoutBuilder->buildView($build, $display->reveal());
+ $this->assertEquals($expected, $build);
+ $this->assertSame($expected, $build);
+ }
+
+ /**
+ * @covers ::buildForm
+ * @covers ::getFields
+ */
+ public function testBuildForm() {
+ $definitions = [];
+ $non_configurable_field_definition = $this->prophesize(FieldDefinitionInterface::class);
+ $non_configurable_field_definition->isDisplayConfigurable('form')->willReturn(FALSE);
+ $definitions['non_configurable_field'] = $non_configurable_field_definition->reveal();
+ $this->entityFieldManager->getFieldDefinitions('the_entity_type_id', 'the_entity_type_bundle')->willReturn($definitions);
+ $this->entityFieldManager->getExtraFields('the_entity_type_id', 'the_entity_type_bundle')->willReturn([]);
+
+ $build = [
+ 'test1' => [
+ '#markup' => 'Test1',
+ ],
+ 'test2' => [
+ '#markup' => 'Test2',
+ '#group' => 'existing_group',
+ ],
+ 'field_layout' => [
+ '#markup' => 'Field created through the UI happens to be named "Layout"',
+ ],
+ 'non_configurable_field' => [
+ '#markup' => 'Non-configurable',
+ ],
+ ];
+
+ $display = $this->prophesize(EntityDisplayWithLayoutInterface::class);
+ $display->getTargetEntityTypeId()->willReturn('the_entity_type_id');
+ $display->getTargetBundle()->willReturn('the_entity_type_bundle');
+ $display->getLayout()->willReturn($this->layoutPlugin);
+ $display->getLayoutId()->willReturn('two_column');
+ $display->getLayoutSettings()->willReturn([]);
+ $display->getComponents()->willReturn([
+ 'test1' => [
+ 'region' => 'right',
+ ],
+ 'test2' => [
+ 'region' => 'left',
+ ],
+ 'field_layout' => [
+ 'region' => 'right',
+ ],
+ 'non_configurable_field' => [
+ 'region' => 'left',
+ ],
+ ]);
+
+ $expected = [
+ 'test1' => [
+ '#markup' => 'Test1',
+ '#group' => 'right',
+ ],
+ 'test2' => [
+ '#markup' => 'Test2',
+ '#group' => 'existing_group',
+ ],
+ 'field_layout' => [
+ '#markup' => 'Field created through the UI happens to be named "Layout"',
+ '#group' => 'right',
+ ],
+ 'non_configurable_field' => [
+ '#markup' => 'Non-configurable',
+ ],
+ '_field_layout' => [
+ 'left' => [
+ '#process' => ['\Drupal\Core\Render\Element\RenderElement::processGroup'],
+ '#pre_render' => ['\Drupal\Core\Render\Element\RenderElement::preRenderGroup'],
+ ],
+ 'right' => [
+ '#process' => ['\Drupal\Core\Render\Element\RenderElement::processGroup'],
+ '#pre_render' => ['\Drupal\Core\Render\Element\RenderElement::preRenderGroup'],
+ ],
+ '#settings' => [],
+ '#layout' => $this->pluginDefinition,
+ '#theme' => 'layout__twocol',
+ '#attached' => [
+ 'library' => [
+ 'field_layout/drupal.layout.twocol',
+ ],
+ ],
+ ],
+ ];
+ $this->fieldLayoutBuilder->buildForm($build, $display->reveal());
+ $this->assertEquals($expected, $build);
+ $this->assertSame($expected, $build);
+ }
+
+ /**
+ * @covers ::buildForm
+ */
+ public function testBuildFormEmpty() {
+ $definitions = [];
+ $non_configurable_field_definition = $this->prophesize(FieldDefinitionInterface::class);
+ $non_configurable_field_definition->isDisplayConfigurable('form')->willReturn(FALSE);
+ $definitions['non_configurable_field'] = $non_configurable_field_definition->reveal();
+ $this->entityFieldManager->getFieldDefinitions('the_entity_type_id', 'the_entity_type_bundle')->willReturn($definitions);
+ $this->entityFieldManager->getExtraFields('the_entity_type_id', 'the_entity_type_bundle')->willReturn([]);
+
+ $build = [
+ 'non_configurable_field' => [
+ '#markup' => 'Non-configurable',
+ ],
+ ];
+
+ $display = $this->prophesize(EntityDisplayWithLayoutInterface::class);
+ $display->getTargetEntityTypeId()->willReturn('the_entity_type_id');
+ $display->getTargetBundle()->willReturn('the_entity_type_bundle');
+ $display->getLayout()->willReturn($this->layoutPlugin);
+ $display->getLayoutId()->willReturn('two_column');
+ $display->getLayoutSettings()->willReturn([]);
+ $display->getComponents()->willReturn([
+ 'test1' => [
+ 'region' => 'right',
+ ],
+ 'non_configurable_field' => [
+ 'region' => 'left',
+ ],
+ ]);
+
+ $expected = [
+ 'non_configurable_field' => [
+ '#markup' => 'Non-configurable',
+ ],
+ ];
+ $this->fieldLayoutBuilder->buildForm($build, $display->reveal());
+ $this->assertSame($expected, $build);
+ }
+
+ /**
+ * @covers ::buildForm
+ */
+ public function testBuildFormNoLayout() {
+ $this->entityFieldManager->getFieldDefinitions(Argument::any(), Argument::any())->shouldNotBeCalled();
+
+ $build = [
+ 'test1' => [
+ '#markup' => 'Test1',
+ ],
+ ];
+
+ $display = $this->prophesize(EntityDisplayWithLayoutInterface::class);
+ $display->getLayoutId()->willReturn('unknown');
+ $display->getLayoutSettings()->willReturn([]);
+ $display->getComponents()->shouldNotBeCalled();
+
+ $expected = [
+ 'test1' => [
+ '#markup' => 'Test1',
+ ],
+ ];
+ $this->fieldLayoutBuilder->buildForm($build, $display->reveal());
+ $this->assertSame($expected, $build);
+ }
+
+}