acf/validate_attachment/key=(key) хук-фильтр . ACF 5.2.3

Filters the errors for a file before it is uploaded or displayed in the media modal.

Использование

add_filter( 'acf/validate_attachment/key=(key)', 'filter_function_name_4339', 10, 5 );
function filter_function_name_4339( $errors, $file, $attachment, $field, $context ){
	// filter...

	return $errors;
}

$errors(массив)

An array of errors.

$file(массив)

An array of data for a single file.

$attachment(массив)

An array of attachment data which differs based on the context.

$field(массив)

The field array.

$context(строка)

The curent context (uploading, preparing)

Список изменений

Где вызывается хук

$errors = apply_filters( "acf/validate_attachment/key={$field['key']}", 	$errors, $file, $attachment, $field, $context );

Где используется хук в ядре Advanced Custom Fields