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<?php |
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namespace SilverStripe\UserForms\Extension; |
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use SilverStripe\Assets\File; |
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use SilverStripe\Assets\Folder; |
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use SilverStripe\Core\Convert; |
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use SilverStripe\ORM\DataExtension; |
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use SilverStripe\ORM\DataObject; |
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use SilverStripe\ORM\Queries\SQLUpdate; |
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use SilverStripe\UserForms\Control\UserDefinedFormController; |
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use SilverStripe\UserForms\Model\Submission\SubmittedFileField; |
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use SilverStripe\Versioned\Versioned; |
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/** |
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* @method File SubmittedFileField |
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*/ |
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class UserFormFileExtension extends DataExtension |
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{ |
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public const USER_FORM_UPLOAD_UNKNOWN = null; |
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public const USER_FORM_UPLOAD_FALSE = 'f'; |
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public const USER_FORM_UPLOAD_TRUE = 't'; |
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private static $db = [ |
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'UserFormUpload' => "Enum('f, t', null)", |
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]; |
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private static $belongs_to = [ |
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'SubmittedFileField' => SubmittedFileField::class |
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]; |
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/** |
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* Check if the file is associated with a userform submission |
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* Save the result in the database as a tri-state for two reasons: |
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* a) performance - prevent the need for an extra DB query |
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* b) if in the future the UserForm submission is deleted and the uploaded file is not (file is orphaned), |
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* then it is still recorded that the file was originally uploaded from a userform submission |
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* |
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* @param bool $value |
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* @see File::isTrackedFormUpload(), UserDefinedFormController::process() |
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*/ |
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public function updateTrackedFormUpload(&$value): void |
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{ |
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/** @var File|Versioned|UserFormFileExtension $file */ |
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$file = $this->owner; |
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if ($file->UserFormUpload != self::USER_FORM_UPLOAD_UNKNOWN) { |
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$value = $file->UserFormUpload == self::USER_FORM_UPLOAD_TRUE; |
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return; |
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} |
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if ($file->ClassName == Folder::class) { |
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$value = false; |
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} else { |
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$value = $file->SubmittedFileField()->exists(); |
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} |
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$this->updateDB($value); |
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} |
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/** |
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* Update File.UserFormUpload draft table without altering File.LastEdited |
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* |
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* @param bool $value |
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*/ |
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private function updateDB(bool $value): void |
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{ |
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if (!$this->owner->isInDB()) { |
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return; |
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} |
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$tableName = Convert::raw2sql(DataObject::getSchema()->tableName(File::class)); |
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$column = 'UserFormUpload'; |
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$enumVal = $value ? self::USER_FORM_UPLOAD_TRUE : self::USER_FORM_UPLOAD_FALSE; |
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SQLUpdate::create() |
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->setTable(sprintf('"%s"', $tableName)) |
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->addWhere(['"ID" = ?' => [$this->owner->ID]]) |
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->addAssignments([sprintf('"%s"', $column) => $enumVal]) |
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->execute(); |
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} |
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} |
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silverstripe /
silverstripe-userforms
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