Add from-disk rebuild for font manifest

app/Console/Commands/SyncGoogleFonts.php

@@ -12,7 +12,7 @@ use Illuminate\Support\Str;
 
 class SyncGoogleFonts extends Command
 {
-    protected $signature = 'fonts:sync-google {--count=50 : Number of popular fonts to fetch} {--weights=400,700 : Comma separated numeric font weights to download} {--italic : Also download italic variants where available} {--force : Re-download files even if they exist} {--path= : Optional custom output directory (defaults to public/fonts/google)} {--family= : Download specific family name(s), comma separated (case-insensitive)} {--category= : Filter by category, comma separated (e.g. sans-serif,serif)} {--prune : Remove local font families not included in this sync} {--dry-run : Show what would be downloaded without writing files}';
+    protected $signature = 'fonts:sync-google {--count=50 : Number of popular fonts to fetch} {--weights=400,700 : Comma separated numeric font weights to download} {--italic : Also download italic variants where available} {--force : Re-download files even if they exist} {--path= : Optional custom output directory (defaults to public/fonts/google)} {--family= : Download specific family name(s), comma separated (case-insensitive)} {--category= : Filter by category, comma separated (e.g. sans-serif,serif)} {--prune : Remove local font families not included in this sync} {--dry-run : Show what would be downloaded without writing files} {--from-disk : Rebuild manifest + CSS from existing font files without downloading}';
 
     protected $description = 'Download the most popular Google Fonts to the local public/fonts/google directory and generate a manifest + CSS file.';
 
@@ -20,6 +20,17 @@ class SyncGoogleFonts extends Command
 
     public function handle(): int
     {
+        $dryRun = (bool) $this->option('dry-run');
+        $fromDisk = (bool) $this->option('from-disk');
+        $pathOption = $this->option('path');
+        $basePath = $pathOption
+            ? (Str::startsWith($pathOption, DIRECTORY_SEPARATOR) ? $pathOption : base_path($pathOption))
+            : public_path('fonts/google');
+
+        if ($fromDisk) {
+            return $this->syncFromDisk($basePath, $dryRun);
+        }
+
         $apiKey = config('services.google_fonts.key');
 
         if (! $apiKey) {
@@ -32,16 +43,10 @@ class SyncGoogleFonts extends Command
         $weights = $this->prepareWeights($this->option('weights'));
         $includeItalic = (bool) $this->option('italic');
         $force = (bool) $this->option('force');
-        $dryRun = (bool) $this->option('dry-run');
         $families = $this->normalizeFamilyOption($this->option('family'));
         $categories = $this->prepareCategories($this->option('category'));
         $prune = (bool) $this->option('prune');
 
-        $pathOption = $this->option('path');
-        $basePath = $pathOption
-            ? (Str::startsWith($pathOption, DIRECTORY_SEPARATOR) ? $pathOption : base_path($pathOption))
-            : public_path('fonts/google');
-
         if (count($families)) {
             $label = count($families) > 1 ? 'families' : 'family';
             $this->info(sprintf('Fetching Google Font %s "%s" (weights: %s, italic: %s)...', $label, implode(', ', $families), implode(', ', $weights), $includeItalic ? 'yes' : 'no'));
@@ -206,6 +211,204 @@ class SyncGoogleFonts extends Command
         return self::SUCCESS;
     }
 
+    private function syncFromDisk(string $basePath, bool $dryRun): int
+    {
+        if (! File::isDirectory($basePath)) {
+            $this->error(sprintf('Font directory not found: %s', $basePath));
+
+            return self::FAILURE;
+        }
+
+        if ($this->option('prune')) {
+            $this->warn('Ignoring --prune when rebuilding from disk.');
+        }
+
+        $fonts = $this->buildManifestFromDisk($basePath);
+
+        if (! count($fonts)) {
+            $this->warn('No fonts found on disk.');
+        }
+
+        if ($dryRun) {
+            $this->info(sprintf('Dry run complete: %d font families would be written to %s', count($fonts), $basePath));
+
+            return self::SUCCESS;
+        }
+
+        $this->writeManifest($basePath, $fonts);
+        $this->writeCss($basePath, $fonts);
+        Cache::forget('fonts:manifest');
+
+        $this->info(sprintf('Rebuilt manifest for %d font families from %s', count($fonts), $basePath));
+
+        return self::SUCCESS;
+    }
+
+    /**
+     * @return array<int, array<string, mixed>>
+     */
+    private function buildManifestFromDisk(string $basePath): array
+    {
+        $directories = File::directories($basePath);
+        $fonts = [];
+
+        foreach ($directories as $dir) {
+            $slug = basename($dir);
+            $files = collect(File::files($dir))
+                ->filter(function (\SplFileInfo $file) {
+                    $extension = strtolower($file->getExtension());
+
+                    return in_array($extension, ['woff2', 'woff', 'otf', 'ttf'], true);
+                })
+                ->values();
+
+            if (! $files->count()) {
+                continue;
+            }
+
+            $variantsByKey = [];
+            foreach ($files as $file) {
+                $filename = $file->getFilename();
+                $extension = strtolower($file->getExtension());
+                $style = $this->extractStyleFromFilename($filename);
+                $weight = $this->extractWeightFromFilename($filename);
+                $variantKey = $this->buildVariantKey($weight, $style);
+                $priority = $this->extensionPriority($extension);
+                $relativePath = sprintf('/fonts/google/%s/%s', $slug, $filename);
+
+                $existing = $variantsByKey[$variantKey] ?? null;
+                if ($existing && ($existing['priority'] ?? 0) >= $priority) {
+                    continue;
+                }
+
+                $variantsByKey[$variantKey] = [
+                    'variant' => $variantKey,
+                    'weight' => $weight,
+                    'style' => $style,
+                    'url' => $relativePath,
+                    'priority' => $priority,
+                ];
+            }
+
+            if (! count($variantsByKey)) {
+                continue;
+            }
+
+            $variants = array_values(array_map(function (array $variant) {
+                unset($variant['priority']);
+
+                return $variant;
+            }, $variantsByKey));
+
+            usort($variants, function (array $left, array $right) {
+                $weightCompare = ($left['weight'] ?? 400) <=> ($right['weight'] ?? 400);
+                if ($weightCompare !== 0) {
+                    return $weightCompare;
+                }
+
+                return strcmp((string) ($left['style'] ?? 'normal'), (string) ($right['style'] ?? 'normal'));
+            });
+
+            $fonts[] = [
+                'family' => $this->familyFromSlug($slug),
+                'slug' => $slug,
+                'category' => null,
+                'variants' => $variants,
+            ];
+        }
+
+        usort($fonts, fn (array $left, array $right) => strcmp((string) $left['family'], (string) $right['family']));
+
+        return $fonts;
+    }
+
+    private function familyFromSlug(string $slug): string
+    {
+        $parts = array_filter(explode('-', $slug), fn ($part) => $part !== '');
+
+        $words = array_map(function (string $part) {
+            if (is_numeric($part)) {
+                return $part;
+            }
+
+            if (strlen($part) <= 3) {
+                return strtoupper($part);
+            }
+
+            return ucfirst(strtolower($part));
+        }, $parts);
+
+        return trim(implode(' ', $words));
+    }
+
+    private function extractStyleFromFilename(string $filename): string
+    {
+        $lower = strtolower($filename);
+
+        return str_contains($lower, 'italic') || str_contains($lower, 'oblique') ? 'italic' : 'normal';
+    }
+
+    private function extractWeightFromFilename(string $filename): int
+    {
+        if (preg_match('/(?:^|[^0-9])(100|200|300|400|500|600|700|800|900)(?:[^0-9]|$)/', $filename, $matches)) {
+            return (int) $matches[1];
+        }
+
+        $lower = strtolower($filename);
+        $weightMap = [
+            'thin' => 100,
+            'extralight' => 200,
+            'ultralight' => 200,
+            'light' => 300,
+            'regular' => 400,
+            'book' => 400,
+            'medium' => 500,
+            'semibold' => 600,
+            'demibold' => 600,
+            'bold' => 700,
+            'extrabold' => 800,
+            'ultrabold' => 800,
+            'black' => 900,
+            'heavy' => 900,
+        ];
+
+        foreach ($weightMap as $label => $weight) {
+            if (str_contains($lower, $label)) {
+                return $weight;
+            }
+        }
+
+        return 400;
+    }
+
+    private function buildVariantKey(int $weight, string $style): string
+    {
+        if ($weight === 400 && $style === 'normal') {
+            return 'regular';
+        }
+
+        if ($weight === 400 && $style === 'italic') {
+            return 'italic';
+        }
+
+        if ($style === 'italic') {
+            return $weight.'italic';
+        }
+
+        return (string) $weight;
+    }
+
+    private function extensionPriority(string $extension): int
+    {
+        return match ($extension) {
+            'woff2' => 4,
+            'woff' => 3,
+            'otf' => 2,
+            'ttf' => 1,
+            default => 0,
+        };
+    }
+
     /**
      * @return array<int, string>
      */

tests/Feature/Console/SyncGoogleFontsTest.php

@@ -305,4 +305,50 @@ class SyncGoogleFontsTest extends TestCase
 
         File::deleteDirectory($targetPath);
     }
+
+    public function test_it_rebuilds_manifest_from_disk_without_downloading(): void
+    {
+        $targetPath = storage_path('app/test-fonts');
+        File::deleteDirectory($targetPath);
+
+        File::ensureDirectoryExists($targetPath.'/alpha-sans');
+        File::put($targetPath.'/alpha-sans/AlphaSans-400-normal.ttf', 'font-binary');
+        File::put($targetPath.'/alpha-sans/AlphaSans-700-italic.woff2', 'font-binary');
+
+        File::ensureDirectoryExists($targetPath.'/beta-serif');
+        File::put($targetPath.'/beta-serif/BetaSerif-Regular.ttf', 'font-binary');
+
+        File::ensureDirectoryExists($targetPath.'/ibm-plex-sans');
+        File::put($targetPath.'/ibm-plex-sans/IBMPlexSans-Bold.ttf', 'font-binary');
+
+        Http::fake();
+
+        Artisan::call('fonts:sync-google', [
+            '--from-disk' => true,
+            '--path' => 'storage/app/test-fonts',
+        ]);
+
+        Http::assertNothingSent();
+
+        $manifestPath = $targetPath.'/manifest.json';
+        $cssPath = $targetPath.'/fonts.css';
+
+        $this->assertFileExists($manifestPath);
+        $this->assertFileExists($cssPath);
+
+        $manifest = json_decode(File::get($manifestPath), true);
+        $this->assertSame(3, $manifest['count']);
+        $this->assertTrue(collect($manifest['fonts'])->pluck('family')->contains('Alpha Sans'));
+        $this->assertTrue(collect($manifest['fonts'])->pluck('family')->contains('Beta Serif'));
+        $this->assertTrue(collect($manifest['fonts'])->pluck('family')->contains('IBM Plex Sans'));
+
+        $this->assertTrue(str_contains(File::get($cssPath), "font-family: 'IBM Plex Sans';"));
+
+        $alpha = collect($manifest['fonts'])->firstWhere('family', 'Alpha Sans');
+        $alphaVariants = collect($alpha['variants'] ?? [])->pluck('variant')->all();
+        $this->assertContains('regular', $alphaVariants);
+        $this->assertContains('700italic', $alphaVariants);
+
+        File::deleteDirectory($targetPath);
+    }
 }