Add terms_link twig function to output terms links

src/Controller/Action/ShowTermsAction.php

@@ -24,7 +24,7 @@ public function __construct(
 
     public function __invoke(string $slug): Response
     {
-        $terms = $this->termsRepository->findOneByChannelAndSlug(
+        $terms = $this->termsRepository->findOneByChannelAndLocaleAndSlug(
             $this->channelContext->getChannel(),
             $this->localeContext->getLocaleCode(),
             $slug,

src/Repository/TermsRepository.php

@@ -38,7 +38,7 @@ public function findByClassAndChannelAndLocale(string $class, ChannelInterface $
         return $objs;
     }
 
-    public function findOneByChannelAndSlug(ChannelInterface $channel, string $locale, string $slug): ?TermsInterface
+    public function findOneByChannelAndLocaleAndSlug(ChannelInterface $channel, string $locale, string $slug): ?TermsInterface
     {
         $obj = $this->createQueryBuilder('o')
             ->addSelect('translation')
@@ -57,4 +57,27 @@ public function findOneByChannelAndSlug(ChannelInterface $channel, string $local
 
         return $obj;
     }
+
+    public function findOneByChannelAndLocaleAndCode(
+        ChannelInterface $channel,
+        string $locale,
+        string $code,
+    ): ?TermsInterface {
+        $obj = $this->createQueryBuilder('o')
+            ->addSelect('translation')
+            ->innerJoin('o.translations', 'translation', 'WITH', 'translation.locale = :locale')
+            ->andWhere(':channel MEMBER OF o.channels')
+            ->andWhere('o.code = :code')
+            ->andWhere('o.enabled = true')
+            ->setParameter('locale', $locale)
+            ->setParameter('channel', $channel)
+            ->setParameter('code', $code)
+            ->getQuery()
+            ->getOneOrNullResult()
+        ;
+
+        Assert::nullOrIsInstanceOf($obj, TermsInterface::class);
+
+        return $obj;
+    }
 }

src/Repository/TermsRepositoryInterface.php

@@ -15,5 +15,7 @@ interface TermsRepositoryInterface extends RepositoryInterface
      */
     public function findByClassAndChannelAndLocale(string $class, ChannelInterface $channel, string $locale): array;
 
-    public function findOneByChannelAndSlug(ChannelInterface $channel, string $locale, string $slug): ?TermsInterface;
+    public function findOneByChannelAndLocaleAndSlug(ChannelInterface $channel, string $locale, string $slug): ?TermsInterface;
+
+    public function findOneByChannelAndLocaleAndCode(ChannelInterface $channel, string $locale, string $code): ?TermsInterface;
 }

src/Resources/config/services.xml

@@ -9,5 +9,6 @@
         <import resource="services/form.xml"/>
         <import resource="services/provider.xml"/>
         <import resource="services/renderer.xml"/>
+        <import resource="services/twig.xml"/>
     </imports>
 </container>

src/Resources/config/services/twig.xml

@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<container xmlns="http://symfony.com/schema/dic/services"
+           xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+           xsi:schemaLocation="http://symfony.com/schema/dic/services http://symfony.com/schema/dic/services/services-1.0.xsd">
+    <services>
+        <service id="setono_sylius_terms.twig.terms_extension" class="Setono\SyliusTermsPlugin\Twig\TermsExtension">
+            <tag name="twig.extension"/>
+        </service>
+
+        <service id="setono_sylius_terms.twig.terms_runtime" class="Setono\SyliusTermsPlugin\Twig\TermsRuntime">
+            <argument type="service" id="sylius.context.channel"/>
+            <argument type="service" id="sylius.context.locale"/>
+            <argument type="service" id="setono_sylius_terms.repository.terms"/>
+
+            <tag name="twig.runtime"/>
+        </service>
+    </services>
+</container>

src/Resources/views/shop/terms/link.html.twig

@@ -0,0 +1,2 @@
+{# @var terms \Setono\SyliusTermsPlugin\Model\TermsInterface #}
+<a href="{{ path('setono_sylius_terms_shop_show_terms', {'slug': terms.slug}) }}">{{ terms.name }}</a>

src/Twig/TermsExtension.php

@@ -0,0 +1,21 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Setono\SyliusTermsPlugin\Twig;
+
+use Twig\Extension\AbstractExtension;
+use Twig\TwigFunction;
+
+final class TermsExtension extends AbstractExtension
+{
+    /**
+     * @return list<TwigFunction>
+     */
+    public function getFunctions(): array
+    {
+        return [
+            new TwigFunction('terms_link', [TermsRuntime::class, 'link'], ['needs_environment' => true, 'is_safe' => ['html']]),
+        ];
+    }
+}

src/Twig/TermsRuntime.php

@@ -0,0 +1,40 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Setono\SyliusTermsPlugin\Twig;
+
+use Setono\SyliusTermsPlugin\Repository\TermsRepositoryInterface;
+use Sylius\Component\Channel\Context\ChannelContextInterface;
+use Sylius\Component\Locale\Context\LocaleContextInterface;
+use Twig\Environment;
+use Twig\Extension\RuntimeExtensionInterface;
+
+final class TermsRuntime implements RuntimeExtensionInterface
+{
+    public function __construct(
+        private readonly ChannelContextInterface $channelContext,
+        private readonly LocaleContextInterface $localeContext,
+        private readonly TermsRepositoryInterface $termsRepository,
+    ) {
+    }
+
+    /**
+     * Returns a <a href="...">...</a> link to the terms if the given terms code exists
+     * else it returns an empty string
+     */
+    public function link(Environment $env, string $code, string $template = null): string
+    {
+        $terms = $this->termsRepository->findOneByChannelAndLocaleAndCode(
+            $this->channelContext->getChannel(),
+            $this->localeContext->getLocaleCode(),
+            $code,
+        );
+
+        $template ??= '@SetonoSyliusTermsPlugin/shop/terms/link.html.twig';
+
+        return $env->render($template, [
+            'terms' => $terms,
+        ]);
+    }
+}

tests/Application/templates/bundles/SyliusShopBundle/Layout/Footer/Grid/_your_store.html.twig

@@ -0,0 +1,9 @@
+<div class="four wide column">
+    <h4 class="ui inverted header">{{ 'sylius.ui.your_store'|trans }}</h4>
+    <div class="ui inverted link list">
+        <a href="#" class="item">{{ 'sylius.ui.about'|trans }}</a>
+        {{ terms_link('terms_and_conditions') }}
+        <a href="#" class="item">{{ 'sylius.ui.privacy_policy'|trans }}</a>
+        <a href="{{ path('sylius_shop_contact_request') }}" class="item">{{ 'sylius.ui.contact_us'|trans }}</a>
+    </div>
+</div>