PHP code example of bugo / antlers-php

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

bugo / antlers-php example snippets

use Bugo\Antlers\Engine;

$engine = new Engine();

echo $engine->render('Hello, {{ name }}!', ['name' => 'World']);
// → Hello, World!

// Callable
$engine->addModifier('money', function(mixed $value, array $params, array $context): string {
    $currency = $params[0] ?? 'USD';
    return number_format((float) $value, 2) . ' ' . $currency;
});
// {{ price | money:EUR }}

// Class
use Bugo\Antlers\Modifiers\ModifierInterface;

class ExcerptModifier implements ModifierInterface
{
    public function modify(mixed $value, array $params, array $context): mixed
    {
        $length = (int) ($params[0] ?? 150);
        return mb_substr(strip_tags((string) $value), 0, $length) . '...';
    }
}

$engine->addModifier('excerpt', new ExcerptModifier());
// {{ content | excerpt:200 }}

// Callable
$engine->addTag('icon', function(array $params): string {
    $name = $params['name'] ?? '';
    return "<svg class=\"icon\"><use href=\"#icon-{$name}\"></use></svg>";
});
// {{ icon name="star" }}

// Class with methods (namespace)
use Bugo\Antlers\Tags\AbstractTag;

class CacheTag extends AbstractTag
{
    public function index(): string|array|null
    {
        $key = $this->param('key', 'default');
        // ... cache logic
        return $this->content();
    }

    public function forget(): string|array|null
    {
        $key = $this->param('key', 'default');
        // ... clear cache
        return null;
    }
}

$engine->addTag('cache', new CacheTag());
// {{ cache key="homepage" }}...{{ /cache }}
// {{ cache:forget key="homepage" }}

$engine->addTag('repeat', function(array $params, array $data, $processor, $method, $children): string {
    $times  = (int) ($params['times'] ?? 1);
    $output = '';
    for ($i = 0; $i < $times; $i++) {
        $output .= $processor->reduce($children, array_merge($data, ['iteration' => $i + 1]));
    }
    return $output;
});
// {{ repeat times="3" }}{{ iteration }}. Hello!{{ /repeat }}

$engine->setGlobals([
    'site_name' => 'My Blog',
    'year'      => date('Y'),
    'user'      => $currentUser,
]);

// Available in all templates without passing them to render()
echo $engine->render('© {{ year }} {{ site_name }}');

$engine->setStrictMode(true);

echo $engine->render('{{ name }}', ['name' => 'Alice']);
// Alice

echo $engine->render('{{ missing }}');
// throws AntlersRuntimeException

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