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<?php |
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namespace StoutLogic\AcfBuilder; |
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/** |
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* Create a configuration array for an ACF Flexible Content field. |
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* A flexible content field can have many different `layouts` which are |
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* groups of fields. |
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*/ |
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class FlexibleContentBuilder extends FieldBuilder |
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{ |
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use Traits\CanSingularize; |
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/** |
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* @var array |
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*/ |
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private $layouts = []; |
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/** |
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* @param string $name Field name |
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* @param string $type Field name |
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* @param array $config Field configuration |
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*/ |
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public function __construct($name, $type = 'flexible_content', $config = []) |
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{ |
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parent::__construct($name, $type, $config); |
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if (!isset($config['button_label'])) { |
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$this->setConfig('button_label', $this->getDefaultButtonLabel()); |
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} |
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} |
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/** |
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* Return a configuration array |
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* @return array |
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*/ |
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public function build() |
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{ |
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return array_merge(parent::build(), [ |
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'layouts' => $this->buildLayouts(), |
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]); |
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} |
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/** |
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* Return a configuration array for each layout |
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* @return array |
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*/ |
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private function buildLayouts() |
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{ |
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return array_map(function ($layout) { |
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$layout = ($layout instanceof Builder) ? $layout->build() : $layout; |
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return $this->transformLayout($layout); |
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}, $this->getLayouts()); |
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} |
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/** |
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* Apply transformations to a layout |
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* @param array $layout Layout configuration array |
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* @return array Transformed layout configuration array |
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*/ |
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private function transformLayout($layout) |
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{ |
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$layoutTransform = new Transform\FlexibleContentLayout($this); |
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$namespaceTransform = new Transform\NamespaceFieldKey($this); |
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return |
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$namespaceTransform->transform( |
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$layoutTransform->transform($layout) |
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); |
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} |
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/** |
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* Add a layout, which is a FieldsBuilder. `addLayout` can be chained to add |
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* multiple layouts to the Flexible Content field. |
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* @param string|FieldsBuilder $layout layout name. |
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* Alternatively supply a FieldsBuilder to reuse existing fields. The name |
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* will be inferred from the FieldsBuilder's name. |
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* @param array $args filed configuration |
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* @return FieldsBuilder |
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*/ |
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public function addLayout($layout, $args = []) |
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{ |
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if ($layout instanceof FieldsBuilder) { |
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$layout = clone $layout; |
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} else { |
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$layout = new FieldsBuilder($layout, $args); |
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} |
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$layout = $this->initializeLayout($layout, $args); |
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$this->pushLayout($layout); |
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return $layout; |
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} |
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/** |
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* Add multiple layouts either via an array or from another builder |
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* @param FieldsBuilder|array $layouts |
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* @return $this |
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*/ |
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public function addLayouts($layouts) |
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{ |
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foreach ($layouts as $layout) { |
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$this->addLayout($layout); |
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} |
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return $this; |
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} |
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/** |
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* Configures the layout FieldsBuilder |
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* @param FieldsBuilder $layout |
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* @param array $args FieldGroup Configuration |
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* @return FieldsBuilder Configured Layout |
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*/ |
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protected function initializeLayout(FieldsBuilder $layout, $args = []) |
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{ |
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$layout->setGroupConfig('name', $layout->getName()); |
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$layout->setGroupConfig('display', 'block'); |
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foreach ($args as $key => $value) { |
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$layout->setGroupConfig($key, $value); |
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} |
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$layout->setParentContext($this); |
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return $layout; |
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} |
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/** |
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* End the current Flexible Content field, return to parent context |
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* @return Builder |
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*/ |
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public function endFlexibleContent() |
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{ |
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return $this->getParentContext(); |
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} |
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/** |
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* Add layout to internal array |
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* @param FieldsBuilder $layout |
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* @return void |
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*/ |
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protected function pushLayout($layout) |
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{ |
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$this->layouts[] = $layout; |
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} |
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/** |
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* @return FieldsBuilder[] |
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*/ |
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public function getLayouts() |
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{ |
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return $this->layouts; |
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} |
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/** |
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* Gerenates the default button label. |
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* @return string |
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*/ |
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private function getDefaultButtonLabel() |
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{ |
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return 'Add ' . $this->singularize($this->getLabel()); |
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} |
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} |
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StoutLogic /
acf-builder
There are different options of fixing this problem.
If you want to be on the safe side, you can add an additional type-check:
If you are sure that the expression is traversable, you might want to add a doc comment cast to improve IDE auto-completion and static analysis:
Mark the issue as a false-positive: Just hover the remove button, in the top-right corner of this issue for more options.