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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\CrudPanel\CrudPanelFacade; |
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use Backpack\CRUD\app\Library\Uploaders\Uploader; |
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use Closure; |
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use Illuminate\Support\Facades\Validator; |
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use Illuminate\Support\Str; |
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class ValidUploadMultiple extends ValidFileArray |
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{ |
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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 $fail): void |
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{ |
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$entry = CrudPanelFacade::getCurrentEntry() ?: null; |
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if (Str::contains($attribute, '.')) { |
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$this->validateUploadInSubfield($attribute, $value, $fail, $entry); |
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return; |
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} |
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if (! $value = self::ensureValidValue($value)) { |
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$fail('Unable to determine the value type.'); |
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return; |
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} |
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// `upload_multiple` sends [[0 => null]] when user doesn't upload anything |
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// assume that nothing changed on field so nothing is sent on the request. |
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if (count($value) === 1 && empty($value[0])) { |
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if ($entry) { |
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unset($this->data[$attribute]); |
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} else { |
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$this->data[$attribute] = []; |
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} |
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$value = []; |
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} |
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$previousValues = $entry?->{$attribute} ?? []; |
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if (is_string($previousValues)) { |
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$previousValues = json_decode($previousValues, true) ?? []; |
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} |
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$value = array_merge($previousValues, $value); |
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if ($entry) { |
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$filesDeleted = CrudPanelFacade::getRequest()->input('clear_'.$attribute) ?? []; |
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$data = $this->data; |
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$data[$attribute] = array_diff($value, $filesDeleted); |
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$this->validateArrayData($attribute, $fail, $data); |
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$this->validateItems($attribute, $value, $fail); |
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return; |
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} |
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$this->validateArrayData($attribute, $fail); |
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$this->validateItems($attribute, $value, $fail); |
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} |
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protected function validateUploadInSubfield($attribute, $value, Closure $fail, $entry = null) |
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{ |
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$mainField = Str::before($attribute, '.'); |
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$subfield = Str::afterLast($attribute, '.'); |
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$row = (int) Str::before(Str::after($attribute, '.'), '.'); |
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$values[$mainField] = Uploader::mergeFilesAndValuesRecursive($this->data[$mainField], $this->data['_order_'.$mainField] ?? []); |
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if (! array_key_exists($subfield, $values[$mainField][$row]) && $entry) { |
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return; |
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} |
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$this->createValidator($subfield, $this->getFieldRules(), $values[$mainField][$row][$subfield] ?? null, $fail); |
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if (! empty($value) && ! empty($this->getFileRules())) { |
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$this->createValidator($subfield, $this->getFileRules(), $values[$mainField][$row][$subfield] ?? null, $fail); |
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} |
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} |
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protected function createValidator(string $attribute, array $rules, mixed $value, Closure $fail): void |
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{ |
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$validator = Validator::make([$attribute => $value], [ |
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$attribute => $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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} |
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Laravel-Backpack /
CRUD
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