respect-validation/library/Message/StandardRenderer.php
2025-12-18 19:03:39 +01:00

130 lines
4 KiB
PHP

<?php
/*
* Copyright (c) Alexandre Gomes Gaigalas <alganet@gmail.com>
* SPDX-License-Identifier: MIT
*/
declare(strict_types=1);
namespace Respect\Validation\Message;
use ReflectionClass;
use Respect\Stringifier\Stringifier;
use Respect\Validation\Message\Placeholder\Listed;
use Respect\Validation\Message\Placeholder\Quoted;
use Respect\Validation\Result;
use Respect\Validation\Rule;
use function is_array;
use function is_bool;
use function is_scalar;
use function is_string;
use function preg_replace_callback;
use function print_r;
final class StandardRenderer implements Renderer
{
/** @var array<string, array<Template>> */
private array $templates = [];
public function __construct(
private readonly Stringifier $stringifier = new StandardStringifier(),
) {
}
public function render(Result $result, Translator $translator, string|null $template = null): string
{
$parameters = $result->parameters;
$parameters['path'] = $result->path !== null ? Quoted::fromPath($result->path) : null;
$parameters['input'] = $result->input;
$builtName = $result->name ?? $parameters['path'] ?? $this->placeholder('input', $result->input, $translator);
$parameters['name'] ??= $builtName;
$rendered = (string) preg_replace_callback(
'/{{(\w+)(\|([^}]+))?}}/',
function (array $matches) use ($parameters, $translator) {
if (!isset($parameters[$matches[1]])) {
return $matches[0];
}
return $this->placeholder($matches[1], $parameters[$matches[1]], $translator, $matches[3] ?? null);
},
$translator->translate($template ?? $this->getTemplateMessage($result)),
);
if (!$result->hasCustomTemplate() && $result->adjacent !== null) {
$rendered .= ' ' . $this->render($result->adjacent, $translator);
}
return $rendered;
}
/** @return array<Template> */
private function extractTemplates(Rule $rule): array
{
if (!isset($this->templates[$rule::class])) {
$reflection = new ReflectionClass($rule);
foreach ($reflection->getAttributes(Template::class) as $attribute) {
$this->templates[$rule::class][] = $attribute->newInstance();
}
}
return $this->templates[$rule::class] ?? [];
}
private function placeholder(
string $name,
mixed $value,
Translator $translator,
string|null $modifier = null,
): string {
if ($modifier === 'quote' && is_string($value)) {
return $this->placeholder($name, new Quoted($value), $translator);
}
if ($modifier === 'listOr' && is_array($value)) {
return $this->placeholder($name, new Listed($value, $translator->translate('or')), $translator);
}
if ($modifier === 'listAnd' && is_array($value)) {
return $this->placeholder($name, new Listed($value, $translator->translate('and')), $translator);
}
if ($modifier === 'raw' && is_scalar($value)) {
return is_bool($value) ? (string) (int) $value : (string) $value;
}
if ($modifier === 'trans' && is_string($value)) {
return $translator->translate($value);
}
if ($name === 'name' && is_string($value)) {
return $value;
}
return $this->stringifier->stringify($value, 0) ?? print_r($value, true);
}
private function getTemplateMessage(Result $result): string
{
if ($result->hasCustomTemplate()) {
return $result->template;
}
foreach ($this->extractTemplates($result->rule) as $template) {
if ($template->id !== $result->template) {
continue;
}
if ($result->hasInvertedMode) {
return $template->inverted;
}
return $template->default;
}
return $result->template;
}
}