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<?php |
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declare(strict_types=1); |
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namespace Yiisoft\Form; |
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use function array_flip; |
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use function array_intersect_key; |
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use function array_merge; |
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use function reset; |
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/** |
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* FormErrors represents a form validation errors collection. |
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*/ |
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final class FormErrors implements FormErrorsInterface |
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{ |
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/** @psalm-var array<string, array<array-key, string>> */ |
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private array $attributesErrors; |
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public function __construct(array $attributesErrors = []) |
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{ |
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/** @psalm-var array<string, array<array-key, string>> */ |
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$this->attributesErrors = $attributesErrors; |
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} |
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public function addError(string $attribute, string $error): void |
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{ |
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$this->attributesErrors[$attribute][] = $error; |
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} |
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public function getAllErrors(): array |
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{ |
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return $this->attributesErrors; |
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} |
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public function getErrors(string $attribute): array |
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{ |
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return $this->attributesErrors[$attribute] ?? []; |
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} |
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public function getErrorSummary(array $onlyAttributes = []): array |
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{ |
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$errors = $this->getAllErrors(); |
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if ($onlyAttributes !== []) { |
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$errors = array_intersect_key($errors, array_flip($onlyAttributes)); |
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} |
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return $this->renderErrorSummary($errors); |
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} |
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public function getErrorSummaryFirstErrors(): array |
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{ |
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return $this->renderErrorSummary([$this->getFirstErrors()]); |
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} |
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public function getFirstError(string $attribute): string |
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{ |
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if (empty($this->attributesErrors[$attribute])) { |
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return ''; |
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} |
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return reset($this->attributesErrors[$attribute]); |
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} |
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public function getFirstErrors(): array |
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{ |
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if (empty($this->attributesErrors)) { |
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return []; |
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} |
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$errors = []; |
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foreach ($this->attributesErrors as $name => $es) { |
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if (!empty($es)) { |
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$errors[$name] = reset($es); |
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} |
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} |
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return $errors; |
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} |
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public function hasErrors(?string $attribute = null): bool |
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{ |
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return $attribute === null ? !empty($this->attributesErrors) : isset($this->attributesErrors[$attribute]); |
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} |
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public function clear(?string $attribute = null): void |
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{ |
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if ($attribute !== null) { |
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unset($this->attributesErrors[$attribute]); |
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} else { |
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$this->attributesErrors = []; |
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} |
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} |
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private function renderErrorSummary(array $errors): array |
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{ |
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$lines = []; |
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/** @var string[] errors */ |
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foreach ($errors as $error) { |
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$lines = array_merge($lines, $error); |
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} |
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return $lines; |
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} |
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} |
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yiisoft /
form
