refactor: Rework exit codes, skip dots

Author: neznaika0

system/Commands/Translation/LocalizationSync.php

@@ -17,6 +17,8 @@
 use CodeIgniter\CLI\CLI;
 use CodeIgniter\Exceptions\LogicException;
 use Config\App;
+use ErrorException;
+use FilesystemIterator;
 use Locale;
 use RecursiveDirectoryIterator;
 use RecursiveIteratorIterator;
@@ -87,31 +89,45 @@ public function run(array $params)
             $this->languagePath = SUPPORTPATH . 'Language';
         }
 
-        $this->process($optionLocale, $optionTargetLocale);
-
-        CLI::write('All operations done!');
+        if ($this->process($optionLocale, $optionTargetLocale) === EXIT_SUCCESS) {
+            CLI::write('All operations done!');
+        }
 
         return EXIT_SUCCESS;
     }
 
-    private function process(string $originalLocale, string $targetLocale): void
+    private function process(string $originalLocale, string $targetLocale): int
     {
         $originalLocaleDir = $this->languagePath . DIRECTORY_SEPARATOR . $originalLocale;
         $targetLocaleDir   = $this->languagePath . DIRECTORY_SEPARATOR . $targetLocale;
 
         if (! is_dir($originalLocaleDir)) {
             CLI::error(
-                'Error: The "' . $originalLocaleDir . '" directory was not found.'
+                'Error: The "' . clean_path($originalLocaleDir) . '" directory was not found.'
             );
+
+            return EXIT_ERROR;
         }
 
-        if (! is_dir($targetLocaleDir) && ! mkdir($targetLocaleDir, 0775)) {
+        // Unifying the error - mkdir() may cause an exception.
+        try {
+            if (! is_dir($targetLocaleDir) && ! mkdir($targetLocaleDir, 0775)) {
+                throw new ErrorException();
+            }
+        } catch (ErrorException $e) {
             CLI::error(
-                'Error: The target directory "' . $targetLocaleDir . '" cannot be accessed.'
+                'Error: The target directory "' . clean_path($targetLocaleDir) . '" cannot be accessed.'
             );
+
+            return EXIT_ERROR;
         }
 
-        $iterator = new RecursiveIteratorIterator(new RecursiveDirectoryIterator($originalLocaleDir));
+        $iterator = new RecursiveIteratorIterator(
+            new RecursiveDirectoryIterator(
+                $originalLocaleDir,
+                FilesystemIterator::KEY_AS_PATHNAME | FilesystemIterator::CURRENT_AS_FILEINFO | FilesystemIterator::SKIP_DOTS
+            )
+        );
 
         /**
          * @var list<SplFileInfo> $files
@@ -120,7 +136,7 @@ private function process(string $originalLocale, string $targetLocale): void
         ksort($files);
 
         foreach ($files as $originalLanguageFile) {
-            if ($this->isIgnoredFile($originalLanguageFile)) {
+            if ($originalLanguageFile->getExtension() !== 'php') {
                 continue;
             }
 
@@ -138,6 +154,8 @@ private function process(string $originalLocale, string $targetLocale): void
             $content = "<?php\n\nreturn " . var_export($targetLanguageKeys, true) . ";\n";
             file_put_contents($targetLanguageFile, $content);
         }
+
+        return EXIT_SUCCESS;
     }
 
     /**
@@ -179,9 +197,4 @@ private function mergeLanguageKeys(array $originalLanguageKeys, array $targetLan
 
         return $mergedLanguageKeys;
     }
-
-    private function isIgnoredFile(SplFileInfo $file): bool
-    {
-        return $file->isDir() || $file->getFilename() === '.' || $file->getFilename() === '..' || $file->getExtension() !== 'php';
-    }
 }

tests/system/Commands/Translation/LocalizationSyncTest.php

@@ -15,6 +15,7 @@
 
 use CodeIgniter\Exceptions\LogicException;
 use CodeIgniter\Test\CIUnitTestCase;
+use CodeIgniter\Test\ReflectionHelper;
 use CodeIgniter\Test\StreamFilterTrait;
 use Config\App;
 use Locale;
@@ -27,6 +28,7 @@
 final class LocalizationSyncTest extends CIUnitTestCase
 {
     use StreamFilterTrait;
+    use ReflectionHelper;
 
     private static string $locale;
     private static string $languageTestPath;
@@ -205,6 +207,26 @@ public function testSyncWithIncorrectTargetOption(): void
         $this->assertStringContainsString('is not supported', $this->getStreamFilterBuffer());
     }
 
+    public function testProcessWithInvalidOption(): void
+    {
+        $langPath = SUPPORTPATH . 'Language';
+        $command  = new LocalizationSync(service('logger'), service('commands'));
+        $this->setPrivateProperty($command, 'languagePath', $langPath);
+        $runner = $this->getPrivateMethodInvoker($command, 'process');
+
+        $status = $runner('de', 'jp');
+
+        $this->assertSame(EXIT_ERROR, $status);
+        $this->assertStringContainsString('Error: The "ROOTPATH/tests/_support/Language/de" directory was not found.', $this->getStreamFilterBuffer());
+
+        chmod($langPath, 0544);
+        $status = $runner('en', 'jp');
+        chmod($langPath, 0775);
+
+        $this->assertSame(EXIT_ERROR, $status);
+        $this->assertStringContainsString('Error: The target directory "ROOTPATH/tests/_support/Language/jp" cannot be accessed.', $this->getStreamFilterBuffer());
+    }
+
     private function makeLanguageFiles(): void
     {
         $lang = <<<'TEXT_WRAP'