New feature: support images in markdown

Dockerfile

@@ -123,6 +123,16 @@ RUN \
     --mount=type=cache,target=/root/.composer,id=composer \
     composer install
 
+FROM development AS test-output-builder
+
+COPY --link ./test/fixture/templates /docs-src/templates
+COPY --link ./test/fixture/docbook /docs-src/book
+COPY --link ./test/fixture/feature /docs-src/features
+RUN bin/docbook-tool --html --pdf
+
+FROM scratch AS test-output
+
+COPY --from=test-output-builder /docs-package /
 
 FROM development AS tested
 

Makefile

@@ -21,5 +21,10 @@ cs: build ## Run coding standards checks
 static-analysis: build ## Run the static analysis checks
 	docker run --rm --entrypoint=php ghcr.io/roave/docbooktool:test-image vendor/bin/psalm
 
+test-output: ## Write the test fixture outputs to build/ directory - useful for manual visual inspection
+	rm -Rf build
+	mkdir -p build
+	docker buildx build --output=build --target=test-output --tag=ghcr.io/roave/docbooktool:test-image .
+
 production: ## Build and tag a production image
 	docker buildx build --load --target=production  --tag=ghcr.io/roave/docbooktool:latest .

bin/docbook-tool.php

@@ -11,6 +11,7 @@
 use Monolog\Logger;
 use Roave\DocbookTool\Formatter\AggregatePageFormatter;
 use Roave\DocbookTool\Formatter\ExtractFrontMatter;
+use Roave\DocbookTool\Formatter\InlineExternalImages;
 use Roave\DocbookTool\Formatter\InlineFeatureFile;
 use Roave\DocbookTool\Formatter\MarkdownToHtml;
 use Roave\DocbookTool\Formatter\RenderPlantUmlDiagramInline;
@@ -40,6 +41,7 @@
 
     $pageFormatters = [
         new ExtractFrontMatter(),
+        new InlineExternalImages($contentPath),
         new RenderPlantUmlDiagramInline(),
         new MarkdownToHtml(),
     ];

phpcs.xml.dist

@@ -6,6 +6,7 @@
 
     <file>bin</file>
     <file>src</file>
+    <file>test/unit</file>
     <file>test/integration</file>
 
     <rule ref="Doctrine">

psalm.xml.dist

@@ -8,6 +8,7 @@
     <projectFiles>
         <directory name="src" />
         <directory name="bin" />
+        <directory name="test/unit" />
         <directory name="test/integration" />
         <ignoreFiles>
             <directory name="vendor" />

src/Formatter/InlineExternalImages.php

@@ -0,0 +1,44 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Roave\DocbookTool\Formatter;
+
+use Roave\DocbookTool\DocbookPage;
+use RuntimeException;
+
+use function base64_encode;
+use function preg_replace_callback;
+use function Safe\file_get_contents;
+use function sprintf;
+
+final class InlineExternalImages implements PageFormatter
+{
+    public function __construct(private readonly string $docbookPath)
+    {
+    }
+
+    /** @throws RuntimeException */
+    public function __invoke(DocbookPage $page): DocbookPage
+    {
+        return $page->withReplacedContent(
+            preg_replace_callback(
+                '/!\[([\w\W]+)]\(([\w\W]*?)\)/',
+                function (array $m) {
+                    /** @var array{1: string, 2: string} $m */
+                    $altText   = $m[1];
+                    $imagePath = $m[2];
+
+                    $imageContent = file_get_contents($this->docbookPath . '/' . $imagePath);
+
+                    return sprintf(
+                        '![%s](data:image/png;base64,%s)',
+                        $altText,
+                        base64_encode($imageContent),
+                    );
+                },
+                $page->content(),
+            ),
+        );
+    }
+}

test/fixture/docbook/test.md

@@ -36,3 +36,11 @@ Bob->Alice : hello
 hexagon TestingHexagon
 @enduml
 ```
+
+## An image
+
+Here is an image:
+
+![A smiley face](./smile.png)
+
+It was hand drawn, that's why it looks rubbish.

test/fixture/expectations/out.html

@@ -51,6 +51,14 @@ <h2>A diagram</h2>
 
 <p><img src="data:image/png;base64,iVBORw%s" alt="Diagram" /></p>
 
+<h2>An image</h2>
+
+<p>Here is an image:</p>
+
+<p><img src="data:image/png;base64,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" alt="A smiley face" /></p>
+
+<p>It was hand drawn, that's why it looks rubbish.</p>
+
             <br />
         </section>
     </div>

test/integration/DocbookToolGeneratorTest.php

@@ -8,6 +8,7 @@
 use Psr\Log\NullLogger;
 use Roave\DocbookTool\Formatter\AggregatePageFormatter;
 use Roave\DocbookTool\Formatter\ExtractFrontMatter;
+use Roave\DocbookTool\Formatter\InlineExternalImages;
 use Roave\DocbookTool\Formatter\InlineFeatureFile;
 use Roave\DocbookTool\Formatter\MarkdownToHtml;
 use Roave\DocbookTool\Formatter\RenderPlantUmlDiagramInline;
@@ -47,6 +48,7 @@ public function testGeneration(): void
                     [
                         new AggregatePageFormatter([
                             new ExtractFrontMatter(),
+                            new InlineExternalImages(self::CONTENT_PATH),
                             new RenderPlantUmlDiagramInline(),
                             new MarkdownToHtml(),
                             new InlineFeatureFile(self::FEATURES_PATH),

test/unit/Formatter/ExtractFrontMatterTest.php

@@ -4,15 +4,16 @@
 
 namespace Roave\DocbookToolUnitTest\Formatter;
 
+use PHPUnit\Framework\TestCase;
 use Roave\DocbookTool\DocbookPage;
 use Roave\DocbookTool\Formatter\AggregatePageFormatter;
 use Roave\DocbookTool\Formatter\ExtractFrontMatter;
-use PHPUnit\Framework\TestCase;
 use Roave\DocbookTool\Formatter\MarkdownToHtml;
 
 /** @covers \Roave\DocbookTool\Formatter\ExtractFrontMatter */
 final class ExtractFrontMatterTest extends TestCase
 {
+    /** @return array<string,array{content:non-empty-string,expectedTitle:non-empty-string}> */
     public function titleProvider(): array
     {
         return [
@@ -70,15 +71,20 @@ public function titleProvider(): array
         ];
     }
 
-    /** @dataProvider titleProvider */
+    /**
+     * @param non-empty-string $content
+     * @param non-empty-string $expectedTitle
+     *
+     * @dataProvider titleProvider
+     */
     public function testTitleCanBeSetInFrontMatter(string $content, string $expectedTitle): void
     {
         self::assertSame(
             $expectedTitle,
             (new AggregatePageFormatter([
                 new ExtractFrontMatter(),
                 new MarkdownToHtml(),
-            ]))(DocbookPage::fromSlugAndContent('slug', $content))->title()
+            ]))(DocbookPage::fromSlugAndContent('slug', $content))->title(),
         );
     }
 }

test/unit/Formatter/InlineExternalImagesTest.php

@@ -0,0 +1,55 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Roave\DocbookToolUnitTest\Formatter;
+
+use PHPUnit\Framework\TestCase;
+use Roave\DocbookTool\DocbookPage;
+use Roave\DocbookTool\Formatter\InlineExternalImages;
+
+/** @covers \Roave\DocbookTool\Formatter\InlineExternalImages */
+final class InlineExternalImagesTest extends TestCase
+{
+    /** @return list<array{0:non-empty-string,1:non-empty-string}> */
+    public function contentAndImagePathProvider(): array
+    {
+        return [
+            [__DIR__ . '/../../fixture/docbook', 'smile.png'],
+            [__DIR__ . '/../../fixture/docbook', './smile.png'],
+            [__DIR__ . '/../../fixture/docbook/', 'smile.png'],
+            [__DIR__ . '/../../fixture/docbook/', './smile.png'],
+            [__DIR__ . '/../../fixture', './docbook/smile.png'],
+            [__DIR__ . '/../../fixture', 'docbook/smile.png'],
+            [__DIR__ . '/../../fixture/', './docbook/smile.png'],
+            [__DIR__ . '/../../fixture/', 'docbook/smile.png'],
+        ];
+    }
+
+    /**
+     * @param non-empty-string $contentPath
+     * @param non-empty-string $imagePath
+     *
+     * @dataProvider contentAndImagePathProvider
+     */
+    public function testExternalImagesAreInlined(string $contentPath, string $imagePath): void
+    {
+        $markdown = <<<MD
+Here is some markdown
+![the alt text]($imagePath)
+More markdown
+MD;
+
+        $page = DocbookPage::fromSlugAndContent('slug', $markdown);
+
+        $formattedPage = (new InlineExternalImages($contentPath))($page);
+
+        $expectedOutput = <<<'MD'
+Here is some markdown
+![the alt text](data:image/png;base64,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)
+More markdown
+MD;
+
+        self::assertSame($expectedOutput, $formattedPage->content());
+    }
+}