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<?php |
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namespace Backpack\CRUD\app\Library\Validation\Rules; |
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use Backpack\CRUD\app\Library\Validation\Rules\Support\HasFiles; |
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use Closure; |
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use Illuminate\Contracts\Validation\Rule; |
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use Illuminate\Contracts\Validation\ValidationRule; |
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use Illuminate\Support\Facades\Validator; |
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use Illuminate\Support\Str; |
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abstract class ValidFileArray extends BackpackCustomRule |
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{ |
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use HasFiles; |
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/** |
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* Run the validation rule. |
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* |
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* @param string $attribute |
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* @param mixed $value |
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* @param Closure(string): \Illuminate\Translation\PotentiallyTranslatedString $fail |
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* @return void |
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*/ |
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public function validate(string $attribute, mixed $value, Closure $fail): void |
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{ |
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if (! $value = self::ensureValidValue($value)) { |
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$fail('Unable to determine the value type.'); |
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return; |
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} |
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$this->validateArrayData($attribute, $fail, $value); |
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$this->validateItems($attribute, $value, $fail); |
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} |
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public static function field(string|array|ValidationRule|Rule $rules = []): self |
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{ |
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$instance = new static(); |
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$instance->fieldRules = self::getRulesAsArray($rules); |
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if (! in_array('array', $instance->getFieldRules())) { |
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$instance->fieldRules[] = 'array'; |
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} |
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return $instance; |
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} |
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protected function validateItems(string $attribute, array $items, Closure $fail): void |
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{ |
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$cleanAttribute = Str::afterLast($attribute, '.'); |
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foreach ($items as $file) { |
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$validator = Validator::make([$cleanAttribute => $file], [ |
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$cleanAttribute => $this->getFileRules(), |
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], $this->validator->customMessages, $this->validator->customAttributes); |
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if ($validator->fails()) { |
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foreach ($validator->errors()->messages() ?? [] as $attr => $message) { |
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foreach ($message as $messageText) { |
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$fail($messageText)->translate(); |
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} |
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} |
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} |
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} |
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} |
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protected function validateArrayData(string $attribute, Closure $fail, null|array $data = null, null|array $rules = null): void |
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{ |
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$data = $data ?? $this->data; |
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$rules = $rules ?? $this->getFieldRules(); |
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$validationRuleAttribute = $this->getValidationAttributeString($attribute); |
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$validator = Validator::make($data, [ |
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$validationRuleAttribute => $rules, |
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], $this->validator->customMessages, $this->validator->customAttributes); |
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if ($validator->fails()) { |
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foreach ($validator->errors()->messages()[$attribute] as $message) { |
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$fail($message)->translate(); |
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} |
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} |
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} |
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protected static function ensureValidValue($value) |
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{ |
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if (! is_array($value)) { |
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try { |
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$value = json_decode($value, true); |
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} catch (\Exception $e) { |
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return false; |
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} |
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} |
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return $value; |
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} |
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private function getValidationAttributeString($attribute) |
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{ |
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return Str::substrCount($attribute, '.') > 1 ? |
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Str::before($attribute, '.').'.*.'.Str::afterLast($attribute, '.') : |
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$attribute; |
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} |
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} |
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Laravel-Backpack /
CRUD
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