feat: full prototype with dompdf integration

.github/workflows/tests.yaml

@@ -0,0 +1,31 @@
+name: Tests
+
+on:
+  pull_request: ~
+  push: ~
+
+jobs:
+  split:
+    runs-on: ubuntu-20.04
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          sparse-checkout: composer.json
+      - uses: actions/github-script@v7
+        id: packages
+        with:
+          script: |
+            const fs = require('fs');
+
+            const composer = JSON.parse(
+              fs.readFileSync('./composer.json')
+            );
+
+            console.log(
+              composer.autoload["psr-4"].map((element, index) => {
+                name: index,
+                path: element
+              });
+            );
+
+            console.log(composer);

.phpunit.result.cache

@@ -0,0 +1 @@
+{"version":1,"defects":{"KNPLabs\\Snappy\\Framework\\Symfony\\Tests\\DependencyInjection\\SnappyExtensionTest::testLoadEmptyConfiguration":8,"KNPLabs\\Snappy\\Framework\\Symfony\\Tests\\DependencyInjection\\SnappyExtensionTest::testConfigure":5,"KNPLabs\\Snappy\\Framework\\Symfony\\Tests\\DependencyInjection\\SnappyExtensionTest::testConfigureTmpDirectory":7,"KNPLabs\\Snappy\\Framework\\Symfony\\Tests\\DependencyInjection\\SnappyExtensionTest::testDompdfBackendConfiguration":8,"KNPLabs\\Snappy\\Core\\Tests\\Stream\\FileStreamTest::testTmpFileIsAutomaticalyRemoved":8},"times":{"KNPLabs\\Snappy\\Framework\\Symfony\\Tests\\DependencyInjection\\SnappyExtensionTest::testLoadEmptyConfiguration":0.003,"KNPLabs\\Snappy\\Framework\\Symfony\\Tests\\DependencyInjection\\SnappyExtensionTest::testConfigure":0,"KNPLabs\\Snappy\\Framework\\Symfony\\Tests\\DependencyInjection\\SnappyExtensionTest::testConfigureTmpDirectory":0,"KNPLabs\\Snappy\\Framework\\Symfony\\Tests\\DependencyInjection\\SnappyExtensionTest::testDompdfBackendConfiguration":0.001,"KNPLabs\\Snappy\\Core\\Tests\\Stream\\FileStreamTest::testTmpFileStream":0.005,"KNPLabs\\Snappy\\Core\\Tests\\Stream\\FileStreamTest::testTmpFileStreamCreateTemporaryFile":0,"KNPLabs\\Snappy\\Core\\Tests\\Stream\\FileStreamTest::testTmpFileStreamReadTheFile":0,"KNPLabs\\Snappy\\Core\\Tests\\Stream\\FileStreamTest::testTmpFileIsAutomaticalyRemoved":0}}

bin/sync-composer.php

@@ -0,0 +1,56 @@
+<?php
+
+$global = json_decode(
+    (string) file_get_contents(__DIR__ . '/../composer.json'),
+    true,
+    flags: JSON_THROW_ON_ERROR,
+);
+
+$dependencies = [
+    ...$global['require'],
+    ...$global['require-dev'],
+];
+
+$replace = $global['replace'];
+
+foreach($global['autoload']['psr-4'] as $path) {
+    $content = file_get_contents($path . '/composer.json');
+
+    if (false === $content) {
+        throw new \Exception("File $path/composer.json not found.");
+    }
+
+    $json = json_decode(
+        $content,
+        true,
+        flags: JSON_THROW_ON_ERROR,
+    );
+
+    foreach (['require', 'require-dev'] as $part) {
+        foreach ($json[$part] ?? [] as $name => $constraint) {
+            if (isset($replace[$name])) {
+                continue;
+            }
+
+            if (false === isset($dependencies[$name])) {
+                throw new \Exception(
+                    sprintf(
+                        'Dependency "%s" not found in %s/composer.json.',
+                        $name,
+                        __DIR__,
+                    )
+                );
+            }
+
+            $json[$part][$name] = $dependencies[$name];
+        }
+    }
+
+    $content = file_put_contents(
+        $path . '/composer.json',
+        json_encode(
+            $json,
+            flags: JSON_PRETTY_PRINT|JSON_THROW_ON_ERROR|JSON_UNESCAPED_SLASHES,
+        ),
+    );
+}

composer.json

@@ -1,10 +1,16 @@
 {
     "name": "knplabs/knp-snappy",
-    "type": "library",
     "description": "PHP library allowing thumbnail, snapshot or PDF generation from a url or a html page. Wrapper for wkhtmltopdf/wkhtmltoimage.",
-    "keywords": ["pdf", "thumbnail", "snapshot", "knplabs", "knp", "wkhtmltopdf"],
-    "homepage": "http://github.com/KnpLabs/snappy",
     "license": "MIT",
+    "type": "library",
+    "keywords": [
+        "pdf",
+        "thumbnail",
+        "snapshot",
+        "knplabs",
+        "knp",
+        "wkhtmltopdf"
+    ],
     "authors": [
         {
             "name": "KNP Labs Team",
@@ -15,18 +21,46 @@
             "homepage": "http://github.com/KnpLabs/snappy/contributors"
         }
     ],
+    "homepage": "http://github.com/KnpLabs/snappy",
     "require": {
         "php": ">=8.1",
-        "symfony/process": "~5.0||~6.0",
-        "psr/log": "^2.0||^3.0",
-        "symfony/http-client": "^6.2",
-        "psr/http-message": "^2.0"
+        "dompdf/dompdf": "^3.0",
+        "psr/http-factory": "^1.1",
+        "psr/http-message": "^2.0",
+        "psr/log": "^2.0|^3.0",
+        "symfony/config": "^5.4|^6.4|^7.1",
+        "symfony/dependency-injection": "^5.4|^6.4|^7.1",
+        "symfony/http-client": "^5.4|^6.4|^7.1",
+        "symfony/http-kernel": "^5.4|^6.4|^7.1",
+        "symfony/process": "^5.4|^6.4|^7.1"
+    },
+    "require-dev": {
+        "nyholm/psr7": "^1.8",
+        "phpstan/extension-installer": "^1.4",
+        "phpstan/phpstan": "^1.12",
+        "phpstan/phpstan-phpunit": "^1.4",
+        "phpunit/phpunit": "^11.4"
+    },
+    "replace": {
+        "knplabs/snappy-bundle": "self.version",
+        "knplabs/snappy-core": "self.version",
+        "knplabs/snappy-dompdf": "self.version",
+        "knplabs/snappy-wkhtmltopdf": "self.version"
     },
     "autoload": {
         "psr-4": {
-            "KnpLabs\\Snappy\\": "src/"
+            "KNPLabs\\Snappy\\Backend\\Dompdf\\": "src/Backend/Dompdf/",
+            "KNPLabs\\Snappy\\Backend\\WkHtmlToPdf\\": "src/Backend/WkHtmlToPdf/",
+            "KNPLabs\\Snappy\\Core\\": "src/Core/",
+            "KNPLabs\\Snappy\\Framework\\Symfony\\": "src/Framework/Symfony/"
         }
     },
+    "config": {
+        "allow-plugins": {
+            "phpstan/extension-installer": true
+        },
+        "sort-packages": true
+    },
     "extra": {
         "branch-alias": {
             "dev-master": "2.x-dev"

phpstan.neon.dist

@@ -0,0 +1,4 @@
+parameters:
+    level: max
+    paths:
+        - src

phpunit.xml.dist

@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+  xsi:noNamespaceSchemaLocation="http://schema.phpunit.de/9.3/phpunit.xsd"
+  backupGlobals="false"
+  colors="true"
+  bootstrap="vendor/autoload.php"
+  failOnRisky="true"
+  failOnWarning="true"
+>
+  <php>
+    <ini name="error_reporting" value="-1" />
+  </php>
+
+  <testsuites>
+    <testsuite name="Snappy Dompdf backend">
+      <directory>./src/Backend/Dompdf</directory>
+    </testsuite>
+    <testsuite name="Snappy WkHtmlToPdf backend">
+      <directory>./src/Backend/WkHtmlToPdf</directory>
+    </testsuite>
+    <testsuite name="Snappy core">
+      <directory>./src/Core/</directory>
+    </testsuite>
+    <testsuite name="Snappy Symfony framework integration">
+      <directory>./src/Framework/Symfony/</directory>
+    </testsuite>
+  </testsuites>
+</phpunit>

src/Backend/Dompdf/DompdfAdapter.php

@@ -0,0 +1,104 @@
+<?php
+
+declare(strict_types=1);
+
+namespace KNPLabs\Snappy\Backend\Dompdf;
+
+use ArrayAccess;
+use DOMDocument;
+use Dompdf;
+use KNPLabs\Snappy\Core\Backend\Adapter\DOMDocumentToPdf;
+use KNPLabs\Snappy\Core\Backend\Adapter\HtmlFileToPdf;
+use KNPLabs\Snappy\Core\Backend\Adapter\HtmlToPdf;
+use KNPLabs\Snappy\Core\Backend\Adapter\Reconfigurable;
+use KNPLabs\Snappy\Core\Backend\Options;
+use Psr\Http\Message\StreamFactoryInterface;
+use Psr\Http\Message\StreamInterface;
+use SplFileInfo;
+
+final readonly class DompdfAdapter implements DOMDocumentToPdf, HtmlFileToPdf, HtmlToPdf
+{
+    /**
+     * @use Reconfigurable<self>
+     */
+    use Reconfigurable;
+
+    public function __construct(
+        DompdfFactory $factory,
+        Options $options,
+        private readonly StreamFactoryInterface $streamFactory
+    ) {
+        $this->factory = $factory;
+        $this->options = $options;
+    }
+
+    public function generateFromDOMDocument(DOMDocument $DOMDocument): StreamInterface
+    {
+        $dompdf = $this->buildDompdf();
+        $dompdf->loadDOM($DOMDocument);
+
+        return $this->createStream($dompdf);
+    }
+
+    public function generateFromHtmlFile(SplFileInfo $file): StreamInterface
+    {
+        $dompdf = $this->buildDompdf();
+        $dompdf->loadHtmlFile($file->getPath());
+
+        return $this->createStream($dompdf);
+    }
+
+    public function generateFromHtml(string $html): StreamInterface
+    {
+        $dompdf = $this->buildDompdf();
+        $dompdf->loadHtml($html);
+
+        return $this->createStream($dompdf);
+    }
+
+    private function buildDompdf(): Dompdf\Dompdf
+    {
+        return new Dompdf\Dompdf( $this->compileInitOptions());
+    }
+
+    private function compileInitOptions(): Dompdf\Options
+    {
+        $options = new Dompdf\Options(
+            is_array($this->options->extraOptions['initOptions'])
+                ? $this->options->extraOptions['initOptions']
+                : null
+        );
+
+        if (null !== $this->options->pageOrientation) {
+            $options->setDefaultPaperOrientation(
+                $this->options->pageOrientation->value
+            );
+        }
+
+        return $options;
+    }
+
+    /**
+     * @return array<mixed, mixed>
+     */
+    private function compileOutputOptions(): array
+    {
+        $options = $this->options->extraOptions['outputOptions'];
+
+        if (false === is_array($options)) {
+            $options = [];
+        }
+
+        return $options;
+    }
+
+    private function createStream(Dompdf\Dompdf $dompdf): StreamInterface
+    {
+        $output = $dompdf->output($this->compileOutputOptions());
+
+        return $this
+            ->streamFactory
+            ->createStream($output ?: '')
+        ;
+    }
+}

src/Backend/Dompdf/DompdfFactory.php

@@ -0,0 +1,30 @@
+<?php
+
+declare(strict_types=1);
+
+namespace KNPLabs\Snappy\Backend\Dompdf;
+
+use KNPLabs\Snappy\Core\Backend\Adapter;
+use KNPLabs\Snappy\Core\Backend\Factory;
+use KNPLabs\Snappy\Core\Backend\Option;
+use KNPLabs\Snappy\Core\Backend\Options;
+use Psr\Http\Message\StreamFactoryInterface;
+
+/**
+ * @implements Factory<DompdfAdapter>
+ */
+final readonly class DompdfFactory implements Factory
+{
+    public function __construct(private readonly StreamFactoryInterface $streamFactory)
+    {
+    }
+
+    public function create(Options $options): DompdfAdapter
+    {
+        return new DompdfAdapter(
+            factory: $this,
+            options: $options,
+            streamFactory: $this->streamFactory,
+        );
+    }
+}

src/Backend/Dompdf/composer.json

@@ -0,0 +1,35 @@
+{
+    "name": "knplabs/snappy-dompdf",
+    "license": "MIT",
+    "type": "library",
+    "authors": [
+        {
+            "name": "KNP Labs Team",
+            "homepage": "http://knplabs.com"
+        },
+        {
+            "name": "Symfony Community",
+            "homepage": "http://github.com/KnpLabs/snappy/contributors"
+        }
+    ],
+    "homepage": "http://github.com/KnpLabs/snappy",
+    "require": {
+        "php": ">=8.1",
+        "dompdf/dompdf": "^3.0",
+        "knplabs/snappy-core": "^2.0",
+        "psr/http-factory": "^1.1",
+        "psr/http-message": "^2.0"
+    },
+    "require-dev": {
+        "nyholm/psr7": "^1.8",
+        "phpunit/phpunit": "^11.4"
+    },
+    "autoload": {
+        "psr-4": {
+            "KNPLabs\\Snappy\\Backend\\Dompdf\\": "src/"
+        }
+    },
+    "config": {
+        "sort-packages": true
+    }
+}