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<?php |
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namespace DNADesign\Elemental\Validators; |
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use DNADesign\Elemental\Controllers\ElementalAreaController; |
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use DNADesign\Elemental\Forms\EditFormFactory; |
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use DNADesign\Elemental\Models\BaseElement; |
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use DNADesign\Elemental\Models\ElementalArea; |
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use SilverStripe\Core\Config\Config; |
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use SilverStripe\Forms\Validator; |
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use SilverStripe\ORM\DataObject; |
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use SilverStripe\ORM\ValidationResult; |
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class ElementalAreasValidator extends Validator |
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{ |
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/** |
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* @param array $data |
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*/ |
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public function php($data) |
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{ |
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$valid = true; |
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$areaErrors = []; |
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$areaFieldNames = $this->getElementalAreaFieldNames($data['ClassName']); |
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foreach ($areaFieldNames as $areaFieldName) { |
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$elementsData = $data[$areaFieldName] ?? []; |
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if (empty($elementsData)) { |
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continue; |
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} |
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foreach (array_values($elementsData) as $elementData) { |
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$elementID = $this->getElementID($elementData); |
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if (!$elementID) { |
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continue; |
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} |
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$key = sprintf(EditFormFactory::FIELD_NAMESPACE_TEMPLATE, $elementID, 'ClassName'); |
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$className = $elementData[$key] ?? ''; |
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if (!$className) { |
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continue; |
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} |
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/** @var BaseElement $element */ |
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$element = DataObject::get_by_id($className, $elementID, false); |
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$originalTitle = $element->Title ?? |
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sprintf('(Untitled %s)', ucfirst($element->config()->get('singular_name'))); |
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$formData = ElementalAreaController::removeNamespacesFromFields($elementData, $elementID); |
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$element->updateFromFormData($formData); |
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/** @var ValidationResult $validationResult */ |
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$validationResult = $element->validate(); |
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if ($validationResult->isValid()) { |
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continue; |
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} |
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if (!array_key_exists($areaFieldName, $areaErrors)) { |
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$areaErrors[$areaFieldName] = [ |
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'The elements below have the following errors:' // TODO _t() |
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]; |
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} |
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foreach ($validationResult->getMessages() as $message) { |
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$this->validationError( |
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"PageElements_{$elementID}_{$message['fieldName']}", |
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$message['message'], |
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$message['messageType'], |
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$message['messageCast'] |
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); |
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$areaErrors[$areaFieldName][] = sprintf( |
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'%s - %s', |
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$originalTitle, |
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$message['message'] |
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); |
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} |
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$valid = false; |
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} |
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} |
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if (!$valid) { |
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foreach ($areaErrors as $areaFieldName => $errors) { |
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$this->validationError( |
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$areaFieldName, |
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implode('<br>', $errors), |
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ValidationResult::TYPE_ERROR, |
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ValidationResult::CAST_HTML |
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); |
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} |
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// TODO: see what happens when you have multiple cms tabs |
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// Show a generic form message. Ideally this would be done in admin LeftAndMain.EditForm.js |
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// TODO: this is defined in en.js, needs to be in en.yml too (preferably admin, not elemental) |
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$msg = _t( |
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'VALIDATION_ERRORS_ON_PAGE', |
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'There are validation errors on this page, please fix them before saving or publishing.' |
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); |
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// If message above is change to javascript, instead set a blank string here to hide the |
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// generic form message by overriding any PageElement_3_Title type of message which will |
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// show as a generic form message since it won't match dataFieldByName($field) in |
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// Form::loadMessageFrom($data) |
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$this->validationError('GenericFormMessage', $msg); |
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} |
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return $valid; |
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} |
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/** |
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* @param string $parentClassName |
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* @return array |
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*/ |
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private function getElementalAreaFieldNames(string $parentClassName): array |
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{ |
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$fieldNames = []; |
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$hasOnes = Config::inst()->get($parentClassName, 'has_one'); |
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foreach ($hasOnes as $fieldName => $className) { |
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if ($className !== ElementalArea::class) { |
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continue; |
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} |
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$fieldNames[] = $fieldName; |
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} |
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return $fieldNames; |
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} |
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/** |
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* @param array $elementData |
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* @return string |
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*/ |
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private function getElementID(array $elementData): string |
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{ |
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foreach (array_keys($elementData) as $key) { |
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$rx = str_replace(['%d', '%s'], ['([0-9]+)', '(.+)'], EditFormFactory::FIELD_NAMESPACE_TEMPLATE); |
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if (!preg_match("#^{$rx}$#", $key, $match)) { |
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continue; |
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} |
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return $match[1]; |
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} |
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return ''; |
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} |
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} |
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silverstripe /
silverstripe-elemental
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