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<?php |
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/** |
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* @copyright Copyright (c) Flipbox Digital Limited |
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* @license https://github.com/flipboxfactory/craft-ember/blob/master/LICENSE |
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* @link https://github.com/flipboxfactory/craft-ember/ |
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*/ |
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namespace flipbox\craft\ember\objects; |
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use Craft; |
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use craft\base\Element; |
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use craft\base\ElementInterface; |
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/** |
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* This trait accepts both an ElementInterface or and Element Id and ensures that the both |
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* the ElementInterface and the Id are in sync. If one changes (and does not match the other) it |
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* resolves (removes / updates) the other. |
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* |
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* In addition, this trait is primarily useful when a new Element is set and saved; the Element |
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* Id can be retrieved without needing to explicitly set the newly created Id. |
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* |
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* @property Element|ElementInterface|null $element |
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* |
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* @author Flipbox Factory <[email protected]> |
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* @since 2.0.0 |
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*/ |
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trait ElementMutatorTrait |
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{ |
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/** |
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* @var Element|null |
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*/ |
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private $element; |
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/** |
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* Internally set the Element Id. This can be overridden. A record for example |
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* should use `setAttribute`. |
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* |
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* @param int|null $id |
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* @return $this |
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*/ |
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abstract protected function internalSetElementId(int $id = null); |
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/** |
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* Internally get the Element Id. This can be overridden. A record for example |
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* should use `getAttribute`. |
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* |
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* @return int|null |
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*/ |
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abstract protected function internalGetElementId(); |
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/** |
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* @return bool |
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*/ |
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public function isElementSet(): bool |
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{ |
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return null !== $this->element; |
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} |
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/** |
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* Set associated elementId |
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* |
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* @param $id |
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* @return $this |
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*/ |
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public function setElementId(int $id = null) |
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{ |
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$this->internalSetElementId($id); |
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if (null !== $this->element && $id != $this->element->id) { |
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$this->element = null; |
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} |
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return $this; |
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} |
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/** |
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* Get associated elementId |
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* |
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* @return int|null |
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*/ |
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public function getElementId() |
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{ |
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if (null === $this->internalGetElementId() && null !== $this->element) { |
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$this->setElementId($this->element->id); |
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} |
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return $this->internalGetElementId(); |
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} |
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/** |
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* Associate a element |
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* |
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* @param mixed $element |
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* @return $this |
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*/ |
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public function setElement($element = null) |
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{ |
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$this->element = null; |
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$this->internalSetElementId(null); |
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if (null !== ($element = $this->verifyElement($element))) { |
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/** @var Element element */ |
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$this->element = $element; |
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$this->internalSetElementId($element->id); |
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} |
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return $this; |
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} |
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/** |
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* @return ElementInterface|null |
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*/ |
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public function getElement() |
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{ |
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if ($this->element === null) { |
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$element = $this->resolveElement(); |
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$this->setElement($element); |
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return $element; |
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} |
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$elementId = $this->internalGetElementId(); |
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if ($elementId !== null && $elementId != $this->element->id) { |
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$this->element = null; |
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return $this->getElement(); |
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} |
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return $this->element; |
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} |
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/** |
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* @return ElementInterface|null |
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*/ |
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protected function resolveElement() |
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{ |
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if ($element = $this->resolveElementFromId()) { |
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return $element; |
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} |
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return null; |
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} |
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/** |
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* @return ElementInterface|null |
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*/ |
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private function resolveElementFromId() |
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{ |
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if (null === ($elementId = $this->internalGetElementId())) { |
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return null; |
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} |
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return Craft::$app->getElements()->getElementById($elementId); |
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} |
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/** |
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* @param mixed $element |
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* @return ElementInterface|Element|null |
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*/ |
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protected function verifyElement($element = null) |
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{ |
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if (null === $element) { |
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return null; |
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} |
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if ($element instanceof ElementInterface) { |
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return $element; |
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} |
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if (is_numeric($element)) { |
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return Craft::$app->getElements()->getElementById($element); |
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} |
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if (is_string($element)) { |
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return Craft::$app->getElements()->getElementByUri($element); |
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} |
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return null; |
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} |
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} |
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flipboxfactory /
craft-ember
Our type inference engine has found an assignment to a property that is incompatible with the declared type of that property.
Either this assignment is in error or the assigned type should be added to the documentation/type hint for that property..