Lint

classes/Config.php

@@ -7,6 +7,7 @@
 namespace Alltube;
 
 use Exception;
+use Jawira\CaseConverter\CaseConverterException;
 use Symfony\Component\Yaml\Yaml;
 use Jawira\CaseConverter\Convert;
 
@@ -121,13 +122,6 @@ class Config
      */
     public $appName = 'AllTube Download';
 
-    /**
-     * YAML config file path.
-     *
-     * @var string
-     */
-    private $file;
-
     /**
      * Generic formats supported by youtube-dl.
      *
@@ -156,9 +150,9 @@ class Config
         if (empty($this->genericFormats)) {
             // We don't put this in the class definition so it can be detected by xgettext.
             $this->genericFormats = [
-                'best'                => $localeManager->t('Best'),
+                'best' => $localeManager->t('Best'),
                 'bestvideo+bestaudio' => $localeManager->t('Remux best video with best audio'),
-                'worst'               => $localeManager->t('Worst'),
+                'worst' => $localeManager->t('Worst'),
             ];
         }
 
@@ -195,10 +189,10 @@ class Config
     /**
      * Throw an exception if some of the options are invalid.
      *
-     * @throws Exception If youtube-dl is missing
+     * @return void
      * @throws Exception If Python is missing
      *
-     * @return void
+     * @throws Exception If youtube-dl is missing
      */
     private function validateOptions()
     {
@@ -235,6 +229,7 @@ class Config
      * If the value is an array, you should use the YAML format: "CONVERT_ADVANCED_FORMATS='[foo, bar]'"
      *
      * @return void
+     * @throws CaseConverterException
      */
     private function getEnv()
     {
@@ -265,6 +260,7 @@ class Config
      * Set options from a YAML file.
      *
      * @param string $file Path to the YAML file
+     * @throws Exception
      */
     public static function setFile($file)
     {
@@ -281,7 +277,8 @@ class Config
      * Manually set some options.
      *
      * @param array $options Options (see `config/config.example.yml` for available options)
-     * @param bool  $update  True to update an existing instance
+     * @param bool $update True to update an existing instance
+     * @throws Exception
      */
     public static function setOptions(array $options, $update = true)
     {

classes/Locale.php

@@ -104,12 +104,14 @@ class Locale
     /**
      * Get country information from locale.
      *
-     * @return Country|array
+     * @return Country|array|null
      */
     public function getCountry()
     {
         if (isset($this->region)) {
             return country($this->getIso3166());
         }
+
+        return null;
     }
 }

classes/LocaleManager.php

@@ -7,7 +7,6 @@
 namespace Alltube;
 
 use Aura\Session\Segment;
-use Symfony\Component\Process\Process;
 use Symfony\Component\Translation\Translator;
 use Symfony\Component\Translation\Loader\PoFileLoader;
 

classes/LocaleMiddleware.php

@@ -38,7 +38,7 @@ class LocaleMiddleware
      *
      * @param array $proposedLocale Locale array created by AcceptLanguage::parse()
      *
-     * @return Locale Locale if chosen, nothing otherwise
+     * @return Locale|null Locale if chosen, nothing otherwise
      */
     public function testLocale(array $proposedLocale)
     {
@@ -52,6 +52,8 @@ class LocaleMiddleware
                 return new Locale($proposedLocale['language'] . '_' . $proposedLocale['region']);
             }
         }
+
+        return null;
     }
 
     /**

classes/Video.php

@@ -10,6 +10,7 @@ use Alltube\Exception\EmptyUrlException;
 use Alltube\Exception\PasswordException;
 use Exception;
 use GuzzleHttp\Client;
+use GuzzleHttp\Exception\GuzzleException;
 use GuzzleHttp\Psr7\Response;
 use stdClass;
 use Symfony\Component\Process\Process;
@@ -124,7 +125,9 @@ class Video
      * List all extractors.
      *
      * @return string[] Extractors
-     * */
+     *
+     * @throws PasswordException
+     */
     public static function getExtractors()
     {
         $video = new self('');
@@ -172,6 +175,7 @@ class Video
      * @param string $prop Property
      *
      * @return string
+     * @throws PasswordException
      */
     private function getProp($prop = 'dump-json')
     {
@@ -196,7 +200,9 @@ class Video
      * Get all information about a video.
      *
      * @return stdClass Decoded JSON
-     * */
+     *
+     * @throws PasswordException
+     */
     public function getJson()
     {
         if (!isset($this->json)) {
@@ -212,12 +218,15 @@ class Video
      * @param string $name Property
      *
      * @return mixed
+     * @throws PasswordException
      */
     public function __get($name)
     {
         if (isset($this->$name)) {
             return $this->getJson()->$name;
         }
+
+        return null;
     }
 
     /**
@@ -226,6 +235,7 @@ class Video
      * @param string $name Property
      *
      * @return bool
+     * @throws PasswordException
      */
     public function __isset($name)
     {
@@ -240,7 +250,9 @@ class Video
      * (eg. bestvideo+bestaudio).
      *
      * @return string[] URLs of video
-     * */
+     * @throws EmptyUrlException
+     * @throws PasswordException
+     */
     public function getUrl()
     {
         // Cache the URLs.
@@ -259,7 +271,9 @@ class Video
      * Get filename of video file from URL of page.
      *
      * @return string Filename of extracted video
-     * */
+     *
+     * @throws PasswordException
+     */
     public function getFilename()
     {
         return trim($this->getProp('get-filename'));
@@ -271,6 +285,7 @@ class Video
      * @param string $extension New file extension
      *
      * @return string Filename of extracted video with specified extension
+     * @throws PasswordException
      */
     public function getFileNameWithExtension($extension)
     {
@@ -601,6 +616,9 @@ class Video
      * @param array $headers HTTP headers of the request
      *
      * @return Response
+     * @throws EmptyUrlException
+     * @throws PasswordException
+     * @throws GuzzleException
      */
     public function getHttpResponse(array $headers = [])
     {

classes/ViewFactory.php

@@ -10,6 +10,7 @@ use Psr\Container\ContainerInterface;
 use Slim\Http\Request;
 use Slim\Views\Smarty;
 use Slim\Views\SmartyPlugins;
+use SmartyException;
 
 /**
  * Create Smarty view object.
@@ -20,9 +21,10 @@ class ViewFactory
      * Create Smarty view object.
      *
      * @param ContainerInterface $container Slim dependency container
-     * @param Request            $request   PSR-7 request
+     * @param Request $request PSR-7 request
      *
      * @return Smarty
+     * @throws SmartyException
      */
     public static function create(ContainerInterface $container, Request $request = null)
     {

classes/streams/ConvertedPlaylistArchiveStream.php

@@ -7,6 +7,7 @@
 namespace Alltube\Stream;
 
 use Alltube\Video;
+use Exception;
 use Slim\Http\Stream;
 
 /**
@@ -20,6 +21,7 @@ class ConvertedPlaylistArchiveStream extends PlaylistArchiveStream
      * @param Video $video Video to stream
      *
      * @return void
+     * @throws Exception
      */
     protected function startVideoStream(Video $video)
     {

classes/streams/PlaylistArchiveStream.php

@@ -86,7 +86,7 @@ class PlaylistArchiveStream extends ZipArchive implements StreamInterface
      *
      * @param string $string The string that is to be written
      *
-     * @return int
+     * @return void
      */
     public function write($string)
     {
@@ -96,7 +96,7 @@ class PlaylistArchiveStream extends ZipArchive implements StreamInterface
     /**
      * Get the size of the stream if known.
      *
-     * @return null
+     * @return void
      */
     public function getSize()
     {
@@ -170,6 +170,8 @@ class PlaylistArchiveStream extends ZipArchive implements StreamInterface
         if (isset($meta[$key])) {
             return $meta[$key];
         }
+
+        return null;
     }
 
     /**

classes/streams/YoutubeChunkStream.php

@@ -124,21 +124,21 @@ class YoutubeChunkStream implements StreamInterface
      * @param int $offset Stream offset
      * @param int $whence Specifies how the cursor position will be calculated
      *
-     * @return mixed
+     * @return void
      */
     public function seek($offset, $whence = SEEK_SET)
     {
-        return $this->response->getBody()->seek($offset, $whence);
+        $this->response->getBody()->seek($offset, $whence);
     }
 
     /**
      * Seek to the beginning of the stream.
      *
-     * @return mixed
+     * @return void
      */
     public function rewind()
     {
-        return $this->response->getBody()->rewind();
+        $this->response->getBody()->rewind();
     }
 
     /**