83 lines
3.0 KiB
Markdown
83 lines
3.0 KiB
Markdown
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# Using Dependency Injection
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Here's an excerpt from Lean's definition file 'template.php' which also loads Picea\Ui.
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It also insert `Tell` inside the LanguageHandler which handles the `{% _ 'relative.lang.key' %}` and `{% lang 'my.full.lang.key' %}`.
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```php
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use function DI\autowire, DI\create, DI\get;
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use Zend\Diactoros\Response\HtmlResponse;
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use Picea\{ Picea, Caching\Cache, Caching\Opcache, Compiler, Compiler\Context, Compiler\BaseContext, FileFetcher, Language\DefaultRegistrations, Method\Request };
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use Picea\Extension\{ LanguageHandler, LanguageExtension, TitleExtension, MoneyExtension, UrlExtension };
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use Picea\Ui\{ Method, Ui };
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return [
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Picea::class => function($c) {
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return new Picea($c->get(Context::class), $c->get(Cache::class), $c->get(Compiler::class), null, $c->get(FileFetcher::class), null, getenv("DEBUG"));
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},
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Context::class => function($c) {
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return new BaseContext( $c->get(Lean\Lean::class)->getPiceaContext() );
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},
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Compiler::class => function($c) {
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return new Compiler(new class(array_merge([
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$c->get(LanguageExtension::class),
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$c->get(TitleExtension::class),
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$c->get(MoneyExtension::class),
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$c->get(UrlExtension::class),
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$c->get(Method\Form::class),
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$c->get(Method\Pagination::class),
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$c->get(Request::class),
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], class_exists(\Taxus\Picea\Extension::class) ? [ $c->get(\Taxus\Picea\Extension::class) ] : [],
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array_map(fn($class) => $c->get($class), $c->get(Lean\Lean::class)->getPiceaExtensions() ))) extends DefaultRegistrations {
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public function registerAll(Compiler $compiler) : void
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{
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parent::registerAll($compiler);
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( new Ui() )->registerFormExtension($compiler);
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}
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});
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},
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Request::class => autowire(Request::class),
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Method\Form::class => autowire(Method\Form::class),
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Method\Pagination::class => autowire(Method\Pagination::class),
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LanguageExtension::class => create(LanguageExtension::class)->constructor(get(LanguageHandler::class)),
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LanguageHandler::class => function($c) {
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return new class( $c->get(Tell\I18n::class) ) implements LanguageHandler {
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public Tell\I18n $tell;
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public function __construct(Tell\I18n $tell) {
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$this->tell = $tell;
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}
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public function languageFromKey(string $key, array $variables = []) : array|string
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{
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return $this->tell->fromKey($key, $variables) ?: "";
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}
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};
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},
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TitleExtension::class => autowire(TitleExtension::class),
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MoneyExtension::class => autowire(MoneyExtension::class),
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UrlExtension::class => create(UrlExtension::class)->constructor(get(Context::class), getenv("URL_BASE"), get('git.commit')),
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Cache::class => create(Opcache::class)->constructor(getenv("CACHE_PATH"), get(Context::class)),
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FileFetcher::class => function($c) {
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return new FileFetcher($c->get(Lean\Lean::class)->getViewPaths());
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},
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];
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```
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