Allow code in-lining instead of everything

Create snip content parser

composer.json

@@ -11,6 +11,7 @@
         "doctrine/doctrine-bundle": "^2.9",
         "doctrine/doctrine-migrations-bundle": "^3.2",
         "doctrine/orm": "^2.14",
+        "league/pipeline": "^1.0",
         "symfony/console": "6.2.*",
         "symfony/dotenv": "6.2.*",
         "symfony/flex": "^2",

composer.lock

@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "975714eae301e2eb9cd72cfce038b337",
+    "content-hash": "b0fef3f4465b9668205a6b695498c329",
     "packages": [
         {
             "name": "czproject/git-php",
@@ -1367,6 +1367,63 @@
             },
             "time": "2022-05-23T21:33:49+00:00"
         },
+        {
+            "name": "league/pipeline",
+            "version": "1.0.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/thephpleague/pipeline.git",
+                "reference": "aa14b0e3133121f8be39e9a3b6ddd011fc5bb9a8"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/thephpleague/pipeline/zipball/aa14b0e3133121f8be39e9a3b6ddd011fc5bb9a8",
+                "reference": "aa14b0e3133121f8be39e9a3b6ddd011fc5bb9a8",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=7.1"
+            },
+            "require-dev": {
+                "leanphp/phpspec-code-coverage": "^4.2",
+                "phpspec/phpspec": "^4.3"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "League\\Pipeline\\": "src"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Frank de Jonge",
+                    "email": "info@frenky.net",
+                    "role": "Author"
+                },
+                {
+                    "name": "Woody Gilk",
+                    "email": "woody.gilk@gmail.com",
+                    "role": "Maintainer"
+                }
+            ],
+            "description": "A plug and play pipeline implementation.",
+            "keywords": [
+                "composition",
+                "design pattern",
+                "pattern",
+                "pipeline",
+                "sequential"
+            ],
+            "support": {
+                "issues": "https://github.com/thephpleague/pipeline/issues",
+                "source": "https://github.com/thephpleague/pipeline/tree/master"
+            },
+            "time": "2018-06-05T21:06:51+00:00"
+        },
         {
             "name": "monolog/monolog",
             "version": "3.3.1",

src/Controller/SnipController.php

@@ -7,6 +7,7 @@ use App\Form\ConfirmationType;
 use App\Form\SnipType;
 use App\Repository\SnipRepository;
 use App\Security\Voter\SnipVoter;
+use App\Service\SnipParser\Pipeline;
 use App\Service\SnipServiceFactory;
 use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
 use Symfony\Component\Form\Extension\Core\Type\SubmitType;
@@ -29,7 +30,7 @@ class SnipController extends AbstractController
     {
         return $this->render('snip/index.html.twig', [
             'snips' => $this->repository->findByUser($this->getUser()),
-            'title' => 'My Snips'
+            'title' => 'My Snips',
         ]);
     }
 
@@ -38,18 +39,21 @@ class SnipController extends AbstractController
     {
         return $this->render('snip/index.html.twig', [
             'snips' => $this->repository->findPublic($this->getUser()),
-            'title' => 'Public Snips'
+            'title' => 'Public Snips',
         ]);
     }
 
     #[Route('/single/{snip}', name: '_single')]
     public function single(Snip $snip): Response
     {
+        $snipParser = new Pipeline();
         $this->denyAccessUnlessGranted(SnipVoter::VIEW, $snip);
         $snipService = $this->snipServiceFactory->create($snip);
+        $content = $snipParser->parse(($snipService->get()));
+        dump($content);
         return $this->render('snip/single.html.twig', [
             'snip' => $snip,
-            'content' => $snipService->get(),
+            'content' => $content,
             'branch' => $snipService->getRepo()->getCurrentBranchName(),
         ]);
     }

src/Service/SnipParser/Pipeline.php

@@ -0,0 +1,21 @@
+<?php
+
+namespace App\Service\SnipParser;
+
+use App\Service\SnipParser\Stages\HtmlEscapeStage;
+use App\Service\SnipParser\Stages\ReplaceBlocksStage;
+use League\Pipeline\PipelineBuilder;
+
+class Pipeline
+{
+    public function parse(string $payload): string
+    {
+        $builder = new PipelineBuilder();
+        $pipeline = $builder
+            ->add(new HtmlEscapeStage())
+            ->add(new ReplaceBlocksStage('<pre><code>', '</code></pre>', '```'))
+            ->build();
+
+        return $pipeline->process($payload);
+    }
+}

src/Service/SnipParser/Stages/HtmlEscapeStage.php

@@ -0,0 +1,13 @@
+<?php
+
+namespace App\Service\SnipParser\Stages;
+
+use League\Pipeline\StageInterface;
+
+class HtmlEscapeStage implements StageInterface
+{
+    public function __invoke(mixed $payload): string
+    {
+        return htmlspecialchars($payload, ENT_QUOTES | ENT_SUBSTITUTE, 'UTF-8');
+    }
+}

src/Service/SnipParser/Stages/ReplaceBlocksStage.php

@@ -0,0 +1,33 @@
+<?php
+
+namespace App\Service\SnipParser\Stages;
+
+use InvalidArgumentException;
+use League\Pipeline\StageInterface;
+
+class ReplaceBlocksStage implements StageInterface
+{
+    public function __construct(
+        public readonly string $openTag = '<pre><code>',
+        public readonly string $closeTag = '</code></pre>',
+        public readonly string $delimiter = '```'
+    ) {}
+
+    public function __invoke(mixed $payload): string
+    {
+        if (!is_string($payload)) {
+            throw new InvalidArgumentException('The payload must be a string.');
+        }
+
+        return $this->replaceCodeBlocks($payload);
+    }
+
+    private function replaceCodeBlocks(string $text): string
+    {
+        $pattern = sprintf('/%s(.+?)%s/s', preg_quote($this->delimiter), preg_quote($this->delimiter));
+
+        return preg_replace_callback($pattern, function ($matches) {
+            return $this->openTag . trim($matches[1]) . $this->closeTag;
+        }, $text);
+    }
+}

templates/snip/single.html.twig

@@ -30,7 +30,7 @@
             <p class="card-text">Current branch: {{ branch }}</p>
         </div>
         <div class="card-body">
-            <pre><code>{{ content }}</code></pre>
+            {{ content|raw }}
         </div>
     </div>
 {% endblock %}