Add tex compilation

src/BaseCompiler.php

@@ -0,0 +1,61 @@
+<?php
+
+namespace Zoomyboy\Tex;
+
+use Illuminate\Contracts\Support\Responsable;
+use Illuminate\Http\File;
+use Illuminate\Support\Str;
+
+abstract class BaseCompiler implements Responsable
+{
+    protected File $file;
+
+    public function compile(Document $document): self
+    {
+        $this->prepareForCompilation($document);
+
+        $contents = $document->renderBody();
+        file_put_contents("{$this->file->getPath()}/{$document->filename()}", $contents);
+
+        if ($document->template()) {
+            $templatePath = $document->template()->fullPath();
+            exec('rsync -av '.escapeshellarg($templatePath).'/ '.escapeshellarg($this->file->getPath()));
+        }
+
+        exec($this->command($document), $output, $returnVar);
+        $this->refreshFile();
+
+        throw_unless($this->file->isFile(), CompilerException::class, 'Compilation failed.');
+
+        return $this;
+    }
+
+    public function toResponse($request)
+    {
+        return response()->file($this->file->getRealPath(), [
+            'Content-Type' => 'application/pdf',
+            'Content-Disposition' => "inline; filename=\"{$this->file->getFilename()}\"",
+        ]);
+    }
+
+    protected function prepareForCompilation(Document $document): void
+    {
+        $workDir = '/tmp/'.Str::random(32);
+        mkdir($workDir, 0777, true);
+        $this->file = new File($workDir.'/'.$document->compiledFilename(), false);
+    }
+
+    private function refreshFile(): void
+    {
+        $this->file = new File($this->file->getPathname(), false);
+    }
+
+    private function command(Document $document): string
+    {
+        return collect([
+            'cd '.escapeshellarg($this->file->getPath()),
+            $document->getEngine()->binary().' --halt-on-error '.$document->filename(),
+            $document->getEngine()->binary().' --halt-on-error '.$document->filename(),
+        ])->implode(' && ');
+    }
+}

src/Compiler.php

@@ -2,52 +2,6 @@
 
 namespace Zoomyboy\Tex;
 
-use Illuminate\Contracts\Support\Responsable;
-use Illuminate\Http\File;
-use Illuminate\Support\Str;
-
-class Compiler implements Responsable
+class Compiler extends BaseCompiler
 {
-    public File $file;
-
-    public function compile(Document $document): self
-    {
-        $filename = $document->filename();
-        $dir = Str::random(32);
-
-        $contents = $document->renderBody();
-
-        mkdir('/tmp/'.$dir);
-        file_put_contents('/tmp/'.$dir.'/'.$document->filename().'.tex', $contents);
-
-        if ($document->template()) {
-            $templatePath = $document->template()->fullPath();
-            exec('rsync -av '.escapeshellarg($templatePath).'/ /tmp/'.escapeshellarg($dir));
-        }
-
-        $command = collect([
-            'cd /tmp/'.escapeshellarg($dir),
-            $document->getEngine()->binary().' --halt-on-error '.$document->filename().'.tex',
-            $document->getEngine()->binary().' --halt-on-error '.$document->filename().'.tex',
-        ])->implode(' && ');
-
-        exec($command, $output, $returnVar);
-        dd($output);
-
-        if (file_exists('/tmp/'.$dir.'/'.$document->filename().'.pdf')) {
-            $this->file = new File('/tmp/'.$dir.'/'.$document->filename().'.pdf');
-        } else {
-            throw new Exception('Compilation failed');
-        }
-
-        return $this;
-    }
-
-    public function toResponse($request)
-    {
-        return response()->file($this->file->getRealPath(), [
-            'Content-Type' => 'application/pdf',
-            'Content-Disposition' => "inline; filename=\"{$this->file->getFilename()}\"",
-        ]);
-    }
 }

src/CompilerFake.php

@@ -2,60 +2,22 @@
 
 namespace Zoomyboy\Tex;
 
-use Illuminate\Http\File;
 use Illuminate\Http\UploadedFile;
-use Illuminate\Support\Collection;
-use PHPUnit\Framework\Assert;
 
 class CompilerFake extends Compiler
 {
-    /**
-     * @var array<int, Document>
-     */
-    private array $compiledDocuments = [];
-
-    /**
-     * @param class-string<Document>   $documentClass
-     * @param callable(Document): bool $check
-     */
-    public function assertCompiled(string $documentClass, callable $check): void
-    {
-        $compilations = $this->getCompilations($documentClass);
-        Assert::assertFalse(
-            $compilations->isEmpty(),
-            'The TeX Document "'.$documentClass.'" has not been compiled at all.'
-        );
-
-        Assert::assertFalse(
-            $compilations->isEmpty(),
-            'The TeX Document "'.$documentClass.'" has not been compiled.'
-        );
-
-        $validDocuments = $compilations->filter(fn ($compilation) => $check($compilation));
-
-        Assert::assertNotEmpty($validDocuments, 'Failed that TeX Document "'.$documentClass.'" has been compiled with given check.');
-    }
-
-    /**
-     * @param class-string<Document> $documentClass
-     *
-     * @return Collection<int, Document>
-     */
-    protected function getCompilations(string $documentClass): Collection
-    {
-        return collect($this->compiledDocuments)->filter(fn ($rendered) => get_class($rendered) === $documentClass);
-    }
+    use FakesCompilation;
 
     public function compile(Document $document): self
     {
-        $path = '/tmp/'.$document->filename().'.pdf';
-        $file = UploadedFile::fake()->create($document->filename().'.pdf', 100, 'application/pdf');
+        $this->prepareForCompilation($document);
 
-        file_put_contents($path, $file->get());
+        file_put_contents(
+            $this->file->getPathname(),
+            UploadedFile::fake()->create($this->file->getFilename(), 100, 'application/pdf')->get()
+        );
 
-        $this->file = new File($path, true);
-
-        $this->compiledDocuments[] = $document;
+        $this->registerCompilation($document);
 
         return $this;
     }

src/CompilerSpy.php

@@ -2,58 +2,17 @@
 
 namespace Zoomyboy\Tex;
 
-use Illuminate\Support\Collection;
-use PHPUnit\Framework\Assert;
-
-class CompilerSpy
+class CompilerSpy extends BaseCompiler
 {
+    use FakesCompilation;
+
     public static Compiler $actualCompiler;
-    /**
-     * @var array<int, Document>
-     */
-    private array $compiledDocuments = [];
 
-    /**
-     * @param class-string<Document>   $documentClass
-     * @param callable(Document): bool $check
-     */
-    public function assertCompiled(string $documentClass, callable $check): void
-    {
-        $compilations = $this->getCompilations($documentClass);
-        Assert::assertFalse(
-            $compilations->isEmpty(),
-            'The TeX Document "'.$documentClass.'" has not been compiled at all.'
-        );
-
-        Assert::assertFalse(
-            $compilations->isEmpty(),
-            'The TeX Document "'.$documentClass.'" has not been compiled.'
-        );
-
-        foreach ($compilations as $compilation) {
-        }
-
-        Assert::assertFalse(
-            $this->getCompilations($documentClass)->isEmpty(),
-            'The TeX Document "'.$documentClass.'" has not been compiled.'
-        );
-    }
-
-    /**
-     * @param class-string<Document> $documentClass
-     *
-     * @return Collection<int, Document>
-     */
-    protected function getCompilations(string $documentClass): Collection
-    {
-        return collect($this->compiledDocuments)->filter(fn ($rendered) => get_class($rendered) === $documentClass);
-    }
-
-    public function compile(Document $document): Compiler
+    public function compile(Document $document): BaseCompiler
     {
         $compiler = static::$actualCompiler->compile($document);
 
-        $this->compiledDocuments[] = $document;
+        $this->registerCompilation($document);
 
         return $compiler;
     }

src/Document.php

@@ -2,11 +2,9 @@
 
 namespace Zoomyboy\Tex;
 
-use PHPUnit\Framework\Assert;
-
 abstract class Document
 {
-    abstract public function filename(): string;
+    abstract public function basename(): string;
 
     abstract public function view(): string;
 
@@ -14,18 +12,25 @@ abstract class Document
 
     abstract public function getEngine(): Engine;
 
-    public function assertHasContent(string $content): void
-    {
-        Assert::assertStringContainsString(
-            $content,
-            $this->renderBody(),
-        );
-    }
-
     public function renderBody(): string
     {
         return view()
             ->make($this->view(), get_object_vars($this))
             ->render();
     }
+
+    public function hasContent(string $content): bool
+    {
+        return str_contains($this->renderBody(), $content);
+    }
+
+    public function filename(): string
+    {
+        return $this->basename().'.tex';
+    }
+
+    public function compiledFilename(): string
+    {
+        return $this->basename().'.pdf';
+    }
 }

src/FakesCompilation.php

@@ -0,0 +1,47 @@
+<?php
+
+namespace Zoomyboy\Tex;
+
+use Illuminate\Support\Collection;
+use PHPUnit\Framework\Assert;
+
+trait FakesCompilation
+{
+    /**
+     * @var array<int, Document>
+     */
+    private array $compiledDocuments = [];
+
+    /**
+     * @param class-string<Document>   $documentClass
+     * @param callable(Document): bool $check
+     */
+    public function assertCompiled(string $documentClass, callable $check): void
+    {
+        $compilations = $this->getCompilations($documentClass);
+
+        Assert::assertFalse(
+            $compilations->isEmpty(),
+            'The TeX Document "'.$documentClass.'" has not been compiled.'
+        );
+
+        $validDocuments = $compilations->filter(fn ($compilation) => $check($compilation));
+
+        Assert::assertNotEmpty($validDocuments, 'Failed that TeX Document "'.$documentClass.'" has been compiled with given check.');
+    }
+
+    /**
+     * @param class-string<Document> $documentClass
+     *
+     * @return Collection<int, Document>
+     */
+    protected function getCompilations(string $documentClass): Collection
+    {
+        return collect($this->compiledDocuments)->filter(fn ($rendered) => get_class($rendered) === $documentClass);
+    }
+
+    protected function registerCompilation(Document $document): void
+    {
+        $this->compiledDocuments[] = $document;
+    }
+}