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<?php |
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declare(strict_types=1); |
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namespace Yiisoft\Form\Field\Part; |
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use Stringable; |
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use Yiisoft\Form\Field\Base\FormAttributeTrait; |
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use Yiisoft\Html\Html; |
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use Yiisoft\Widget\Widget; |
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/** |
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* Represents label for a form field. |
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*/ |
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final class Label extends Widget |
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{ |
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use FormAttributeTrait; |
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private bool $setForAttribute = true; |
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private ?string $forId = null; |
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private bool $useInputIdAttribute = true; |
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private string|Stringable|null $content = null; |
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private bool $encode = true; |
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public function setForAttribute(bool $value): self |
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{ |
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$new = clone $this; |
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$new->setForAttribute = $value; |
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return $new; |
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} |
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/** |
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* @return static |
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*/ |
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public function forId(?string $id): self |
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{ |
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$new = clone $this; |
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$new->forId = $id; |
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return $new; |
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} |
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/** |
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* @return static |
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*/ |
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public function useInputIdAttribute(bool $value): self |
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{ |
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$new = clone $this; |
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$new->useInputIdAttribute = $value; |
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return $new; |
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} |
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/** |
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* @return static |
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*/ |
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public function content(string|Stringable|null $content): self |
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{ |
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$new = clone $this; |
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$new->content = $content; |
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return $new; |
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} |
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/** |
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* Whether content should be HTML-encoded. |
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* |
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* @return static |
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*/ |
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public function encode(bool $value): self |
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{ |
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$new = clone $this; |
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$new->encode = $value; |
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return $new; |
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} |
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protected function run(): string |
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{ |
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$useModel = $this->hasFormModelAndAttribute(); |
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$content = $useModel |
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? $this->content ?? $this->getAttributeLabel() |
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: (string) $this->content; |
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if ($content === '') { |
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return ''; |
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} |
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$tag = Html::label($content); |
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if ($this->setForAttribute) { |
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$id = $this->forId; |
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if ($useModel && $id === null && $this->useInputIdAttribute) { |
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$id = $this->getInputId(); |
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} |
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if ($id !== null) { |
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$tag = $tag->forId($id); |
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} |
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} |
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if (!$this->encode) { |
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$tag = $tag->encode(false); |
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} |
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return $tag->render(); |
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} |
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} |
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yiisoft /
form
