decor-6-site/kirby/src/Cms/LanguageRules.php
2026-01-05 19:33:15 +01:00

128 lines
3.2 KiB
PHP

<?php
namespace Kirby\Cms;
use Kirby\Exception\DuplicateException;
use Kirby\Exception\InvalidArgumentException;
use Kirby\Exception\LogicException;
use Kirby\Exception\PermissionException;
use Kirby\Toolkit\Str;
/**
* Validators for all language actions
*
* @package Kirby Cms
* @author Bastian Allgeier <bastian@getkirby.com>
* @link https://getkirby.com
* @copyright Bastian Allgeier
* @license https://getkirby.com/license
*/
class LanguageRules
{
/**
* Validates if the language can be created
*
* @throws \Kirby\Exception\DuplicateException If the language already exists
* @throws \Kirby\Exception\PermissionException If current user has not sufficient permissions
*/
public static function create(Language $language): void
{
static::validLanguageCode($language);
static::validLanguageName($language);
if ($language->exists() === true) {
throw new DuplicateException(
key: 'language.duplicate',
data: ['code' => $language->code()]
);
}
if ($language->permissions()->can('create') !== true) {
throw new PermissionException(
key: 'language.create.permission'
);
}
}
/**
* Validates if the language can be deleted
*
* @throws \Kirby\Exception\LogicException If the language cannot be deleted
* @throws \Kirby\Exception\PermissionException If current user has not sufficient permissions
*/
public static function delete(Language $language): void
{
if ($language->permissions()->can('delete') !== true) {
throw new PermissionException(
key: 'language.delete.permission'
);
}
}
/**
* Validates if the language can be updated
*/
public static function update(
Language $newLanguage,
Language|null $oldLanguage = null
): void {
static::validLanguageCode($newLanguage);
static::validLanguageName($newLanguage);
$kirby = App::instance();
// if language was the default language and got demoted…
if (
$oldLanguage?->isDefault() === true &&
$newLanguage->isDefault() === false &&
$kirby->defaultLanguage()->code() === $oldLanguage?->code()
) {
// ensure another language has already been set as default
throw new LogicException(
message: 'Please select another language to be the primary language'
);
}
if ($newLanguage->permissions()->can('update') !== true) {
throw new PermissionException(
key: 'language.update.permission'
);
}
}
/**
* Validates if the language code is formatted correctly
*
* @throws \Kirby\Exception\InvalidArgumentException If the language code is not valid
*/
public static function validLanguageCode(Language $language): void
{
if (Str::length($language->code()) < 2) {
throw new InvalidArgumentException(
key: 'language.code',
data: [
'code' => $language->code(),
'name' => $language->name()
]
);
}
}
/**
* Validates if the language name is formatted correctly
*
* @throws \Kirby\Exception\InvalidArgumentException If the language name is invalid
*/
public static function validLanguageName(Language $language): void
{
if (Str::length($language->name()) < 1) {
throw new InvalidArgumentException(
key: 'language.name',
data: [
'code' => $language->code(),
'name' => $language->name()
]
);
}
}
}