chore (Symfony) use Symfony 5 + strict typing

Update Symfony version to 5
Use strict typing

Controller/CaptchaController.php

@@ -1,10 +1,13 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Gregwar\CaptchaBundle\Controller;
 
+use Gregwar\CaptchaBundle\Generator\CaptchaGenerator;
 use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
+use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\HttpFoundation\Response;
-use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
 
 /**
  * Generates a captcha via a URL
@@ -13,20 +16,22 @@ use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
  */
 class CaptchaController extends AbstractController
 {
-    /**
+    /** @var CaptchaGenerator */
-     * Action that is used to generate the captcha, save its code, and stream the image
+    private $captchaGenerator;
-     *
+
-     * @param string $key
+    /** @var array */
-     *
+    private $config;
-     * @return Response
+
-     *
+    public function __construct(CaptchaGenerator $captchaGenerator, array $config)
-     * @throws NotFoundHttpException
-     */
-    public function generateCaptchaAction($key)
     {
-        $options = $this->container->getParameter('gregwar_captcha.config');
+        $this->captchaGenerator = $captchaGenerator;
-        $session = $this->get('session');
+        $this->config = $config;
-        $whitelistKey = $options['whitelist_key'];
+    }
+
+    public function generateCaptchaAction(Request $request, string $key): Response
+    {
+        $session = $request->getSession();
+        $whitelistKey = $this->config['whitelist_key'];
         $isOk = false;
 
         if ($session->has($whitelistKey)) {
@@ -37,21 +42,18 @@ class CaptchaController extends AbstractController
         }
 
         if (!$isOk) {
-            return $this->error($options);
+            return $this->error($this->config);
         }
 
-        /* @var \Gregwar\CaptchaBundle\Generator\CaptchaGenerator $generator */
-        $generator = $this->container->get('gregwar_captcha.generator');
-
         $persistedOptions = $session->get($key, array());
-        $options = array_merge($options, $persistedOptions);
+        $options = array_merge($this->config, $persistedOptions);
 
-        $phrase = $generator->getPhrase($options);
+        $phrase = $this->captchaGenerator->getPhrase($options);
-        $generator->setPhrase($phrase);
+        $this->captchaGenerator->setPhrase($phrase);
         $persistedOptions['phrase'] = $phrase;
         $session->set($key, $persistedOptions);
 
-        $response = new Response($generator->generate($options));
+        $response = new Response($this->captchaGenerator->generate($options));
         $response->headers->set('Content-type', 'image/jpeg');
         $response->headers->set('Pragma', 'no-cache');
         $response->headers->set('Cache-Control', 'no-cache');
@@ -59,20 +61,11 @@ class CaptchaController extends AbstractController
         return $response;
     }
 
-    /**
+    private function error(array $options): Response
-     * Returns an empty image with status code 428 Precondition Required
-     *
-     * @param array $options
-     *
-     * @return Response
-     */
-    protected function error($options)
     {
-        /* @var \Gregwar\CaptchaBundle\Generator\CaptchaGenerator $generator */
+        $this->captchaGenerator->setPhrase('');
-        $generator = $this->container->get('gregwar_captcha.generator');
-        $generator->setPhrase('');
 
-        $response = new Response($generator->generate($options));
+        $response = new Response($this->captchaGenerator->generate($options));
         $response->setStatusCode(428);
         $response->headers->set('Content-type', 'image/jpeg');
         $response->headers->set('Pragma', 'no-cache');

DependencyInjection/Configuration.php

@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Gregwar\CaptchaBundle\DependencyInjection;
 
 use Symfony\Component\Config\Definition\Builder\TreeBuilder;
@@ -7,21 +9,10 @@ use Symfony\Component\Config\Definition\ConfigurationInterface;
 
 class Configuration implements ConfigurationInterface
 {
-    /**
+    public function getConfigTreeBuilder(): TreeBuilder
-     * Generates the configuration tree.
-     *
-     * @return TreeBuilder
-     */
-    public function getConfigTreeBuilder()
     {
         $treeBuilder = new TreeBuilder('gregwar_captcha');
-
+        $rootNode = $treeBuilder->getRootNode();
-        if (method_exists($treeBuilder, 'getRootNode')) {
-            $rootNode = $treeBuilder->getRootNode();
-        } else {
-            // BC for symfony/config <= 4.1
-            $rootNode = $treeBuilder->root('gregwar_captcha');
-        }
 
         $rootNode
             ->addDefaultsIfNotSet()

DependencyInjection/GregwarCaptchaExtension.php

@@ -1,7 +1,10 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Gregwar\CaptchaBundle\DependencyInjection;
 
+use Exception;
 use Symfony\Component\HttpKernel\DependencyInjection\Extension;
 use Symfony\Component\DependencyInjection\ContainerBuilder;
 use Symfony\Component\DependencyInjection\Loader\YamlFileLoader;
@@ -17,8 +20,9 @@ class GregwarCaptchaExtension extends Extension
     /**
      * @param array $configs
      * @param ContainerBuilder $container
+     * @throws Exception
      */
-    public function load(array $configs, ContainerBuilder $container)
+    public function load(array $configs, ContainerBuilder $container): void
     {
         $loader = new YamlFileLoader($container, new FileLocator(__DIR__.'/../Resources/config'));
         $loader->load('services.yml');

Generator/CaptchaGenerator.php

@@ -1,10 +1,11 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Gregwar\CaptchaBundle\Generator;
 
 use Gregwar\Captcha\CaptchaBuilder;
 use Gregwar\Captcha\PhraseBuilder;
-use Symfony\Component\HttpFoundation\Session\SessionInterface;
 use Symfony\Component\Routing\RouterInterface;
 
 use Gregwar\Captcha\CaptchaBuilderInterface;
@@ -18,24 +19,16 @@ use Gregwar\Captcha\PhraseBuilderInterface;
  */
 class CaptchaGenerator
 {
-    /**
+    /** @var RouterInterface */
-     * @var RouterInterface
-     */
     protected $router;
 
-    /**
+    /** @var CaptchaBuilder */
-     * @var CaptchaBuilder
-     */
     protected $builder;
 
-    /**
+    /** @var PhraseBuilder */
-     * @var PhraseBuilder
-     */
     protected $phraseBuilder;
 
-    /**
+    /** @var ImageFileHandler */
-     * @var ImageFileHandler
-     */
     protected $imageFileHandler;
 
     /**
@@ -56,14 +49,7 @@ class CaptchaGenerator
         $this->imageFileHandler = $imageFileHandler;    
     }
 
-    /**
+    public function getCaptchaCode(array &$options): string
-     * Get the captcha URL, stream, or filename that will go in the image's src attribute
-     *
-     * @param array $options
-     *
-     * @return array
-     */
-    public function getCaptchaCode(array &$options)
     {
         $this->builder->setPhrase($this->getPhrase($options));
 
@@ -83,20 +69,12 @@ class CaptchaGenerator
         return 'data:image/jpeg;base64,' . base64_encode($this->generate($options));
     }
 
-    /**
+    public function setPhrase(string $phrase): void
-     * Sets the phrase to the builder
-     */
-    public function setPhrase($phrase)
     {
         $this->builder->setPhrase($phrase);
     }
 
-    /**
+    public function generate(array &$options): string
-     * @param array $options
-     *
-     * @return string
-     */
-    public function generate(array &$options)
     {
         $this->builder->setDistortion($options['distortion']);
 
@@ -149,12 +127,7 @@ class CaptchaGenerator
         return $this->imageFileHandler->saveAsFile($content);
     }
 
-    /**
+    public function getPhrase(array &$options): string
-     * @param array $options
-     *
-     * @return string
-     */
-    public function getPhrase(array &$options)
     {
         // Get the phrase that we'll use for this image
         if ($options['keep_value'] && isset($options['phrase'])) {

Generator/ImageFileHandler.php

@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Gregwar\CaptchaBundle\Generator;
 
 use Symfony\Component\Finder\Finder;
@@ -37,27 +39,20 @@ class ImageFileHandler
     protected $expiration;
 
     /**
-     * @param $imageFolder
+     * @param string $imageFolder
-     * @param $webPath
+     * @param string $webPath
-     * @param $gcFreq
+     * @param string $gcFreq
-     * @param $expiration
+     * @param string $expiration
      */
-    public function __construct($imageFolder, $webPath, $gcFreq, $expiration)
+    public function __construct(string $imageFolder, string $webPath, string $gcFreq, string $expiration)
     {
-        $this->imageFolder      = $imageFolder;
+        $this->imageFolder = $imageFolder;
-        $this->webPath          = $webPath;
+        $this->webPath= $webPath;
-        $this->gcFreq           = $gcFreq;
+        $this->gcFreq = $gcFreq;
-        $this->expiration       = $expiration;
+        $this->expiration = $expiration;
     }
 
-    /**
+    public function saveAsFile($contents):string
-     * Saves the provided image content as a file
-     *
-     * @param string $contents
-     *
-     * @return string
-     */
-    public function saveAsFile($contents)
     {
         $this->createFolderIfMissing();
 
@@ -68,12 +63,7 @@ class ImageFileHandler
         return '/' . $this->imageFolder . '/' . $filename;
     }
 
-    /**
+    public function collectGarbage(): bool
-     * Randomly runs garbage collection on the image directory
-     *
-     * @return bool
-     */
-    public function collectGarbage()
     {
         if (!mt_rand(1, $this->gcFreq) == 1) {
             return false;
@@ -93,10 +83,7 @@ class ImageFileHandler
         return true;
     }
 
-    /**
+    protected function createFolderIfMissing(): void
-     * Creates the folder if it doesn't exist
-     */
-    protected function createFolderIfMissing()
     {
         if (!file_exists($this->webPath . '/' . $this->imageFolder)) {
             mkdir($this->webPath . '/' . $this->imageFolder, 0755);

GregwarCaptchaBundle.php

@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Gregwar\CaptchaBundle;
 
 use Symfony\Component\HttpKernel\Bundle\Bundle;

Resources/config/services.yml

@@ -1,4 +1,5 @@
 parameters:
+    gregwar_captcha.controller.class: Gregwar\CaptchaBundle\Controller\CaptchaController
     gregwar_captcha.captcha_type.class: Gregwar\CaptchaBundle\Type\CaptchaType
     gregwar_captcha.captcha_generator.class: Gregwar\CaptchaBundle\Generator\CaptchaGenerator
     gregwar_captcha.image_file_handler.class: Gregwar\CaptchaBundle\Generator\ImageFileHandler
@@ -6,7 +7,15 @@ parameters:
     gregwar_captcha.phrase_builder.class: Gregwar\Captcha\PhraseBuilder
     
 services:
-    captcha.type:
+    gregwar_captcha.controller:
+        class: '%gregwar_captcha.controller.class%'
+        public: true
+        arguments:
+            - '@gregwar_captcha.generator'
+            - '%gregwar_captcha.config%'
+
+#    captcha.type:
+    gregwar_captcha.type:
         class: '%gregwar_captcha.captcha_type.class%'
         public: true
         arguments:

Type/CaptchaType.php

@@ -1,17 +1,18 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Gregwar\CaptchaBundle\Type;
 
+use Symfony\Component\Form\Extension\Core\Type\TextType;
 use Symfony\Component\HttpFoundation\Session\SessionInterface;
 use Symfony\Component\Form\FormView;
 use Symfony\Component\Form\FormInterface;
 use Symfony\Component\Form\AbstractType;
 use Symfony\Component\Form\FormBuilderInterface;
 use Symfony\Component\OptionsResolver\OptionsResolver;
-use Symfony\Component\OptionsResolver\OptionsResolverInterface;
 use Symfony\Component\Form\FormEvents;
-use Symfony\Component\Translation\TranslatorInterface;
+use Symfony\Contracts\Translation\TranslatorInterface;
-
 use Gregwar\CaptchaBundle\Validator\CaptchaValidator;
 use Gregwar\CaptchaBundle\Generator\CaptchaGenerator;
 
@@ -24,25 +25,16 @@ class CaptchaType extends AbstractType
 {
     const SESSION_KEY_PREFIX = '_captcha_';
 
-    /**
+    /** @var SessionInterface */
-     * @var SessionInterface
-     */
     protected $session;
 
-    /**
+    /** @var CaptchaGenerator */
-     * @var CaptchaGenerator
-     */
     protected $generator;
 
-    /**
+    /** @var TranslatorInterface */
-     * @var TranslatorInterface
-     */
     protected $translator;
 
-    /**
+    /** @var array */
-     * Options
-     * @var array
-     */
     private $options = array();
 
     /**
@@ -53,10 +45,10 @@ class CaptchaType extends AbstractType
      */
     public function __construct(SessionInterface $session, CaptchaGenerator $generator, TranslatorInterface $translator, $options)
     {
-        $this->session      = $session;
+        $this->session = $session;
-        $this->generator    = $generator;
+        $this->generator = $generator;
-        $this->translator   = $translator;
+        $this->translator = $translator;
-        $this->options      = $options;
+        $this->options = $options;
     }
 
     /**
@@ -72,8 +64,8 @@ class CaptchaType extends AbstractType
             $options['bypass_code'],
             $options['humanity']
         );
-        $event = \Symfony\Component\HttpKernel\Kernel::VERSION >= 2.3 ? FormEvents::POST_SUBMIT : FormEvents::POST_BIND;
+
-        $builder->addEventListener($event, array($validator, 'validate'));
+        $builder->addEventListener(FormEvents::POST_SUBMIT, array($validator, 'validate'));
     }
 
     /**
@@ -132,36 +124,17 @@ class CaptchaType extends AbstractType
         $resolver->setDefaults($this->options);
     }
 
-    /**
+    public function getParent(): string
-     * {@inheritdoc}
-     * BC for SF < 2.7
-     */
-    public function setDefaultOptions(OptionsResolverInterface $resolver)
     {
-        $this->configureOptions($resolver);
+        return TextType::class;
     }
 
-    /**
+    public function getName(): string
-     * @return string
-     */
-    public function getParent()
-    {
-        // Not using ::class to support Symfony 2.8 w/ php>=5.3.9
-        return 'Symfony\Component\Form\Extension\Core\Type\TextType';
-    }
-
-    /**
-     * @return string
-     */
-    public function getName()
     {
         return $this->getBlockPrefix();
     }
 
-    /**
+    public function getBlockPrefix(): string
-     * @return string
-     */
-    public function getBlockPrefix()
     {
         return 'captcha';
     }

Validator/CaptchaValidator.php

@@ -1,11 +1,13 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Gregwar\CaptchaBundle\Validator;
 
 use Symfony\Component\HttpFoundation\Session\SessionInterface;
 use Symfony\Component\Form\FormError;
 use Symfony\Component\Form\FormEvent;
-use Symfony\Component\Translation\TranslatorInterface;
+use Symfony\Contracts\Translation\TranslatorInterface;
 
 /**
  * Captcha validator
@@ -14,23 +16,24 @@ use Symfony\Component\Translation\TranslatorInterface;
  */
 class CaptchaValidator
 {
-    /**
+    /** @var SessionInterface */
-     * @var SessionInterface
-     */
     private $session;
 
     /**
      * Session key to store the code
+     * @var string
      */
     private $key;
 
     /**
      * Error message text for non-matching submissions
+     * @var string
      */
     private $invalidMessage;
 
     /**
      * Configuration parameter used to bypass a required code match
+     * @var string
      */
     private $bypassCode;
 
@@ -54,20 +57,23 @@ class CaptchaValidator
      * @param string              $bypassCode
      * @param int                 $humanity
      */
-    public function __construct(TranslatorInterface $translator, SessionInterface $session, $key, $invalidMessage, $bypassCode, $humanity)
+    public function __construct(
-    {
+        TranslatorInterface $translator,
+        SessionInterface $session,
+        string $key,
+        string $invalidMessage,
+        string $bypassCode,
+        int $humanity
+    ) {
         $this->translator       = $translator;
         $this->session          = $session;
         $this->key              = $key;
         $this->invalidMessage   = $invalidMessage;
-        $this->bypassCode       = (string)$bypassCode;
+        $this->bypassCode       = $bypassCode;
         $this->humanity         = $humanity;
     }
 
-    /**
+    public function validate(FormEvent $event): void
-     * @param FormEvent $event
-     */
-    public function validate(FormEvent $event)
     {
         $form = $event->getForm();
 
@@ -123,28 +129,16 @@ class CaptchaValidator
         return $this->session->get($this->key . '_humanity', 0);
     }
 
-    /**
+    protected function updateHumanity(int $newValue): void
-     * Updates the humanity
-     */
-    protected function updateHumanity($newValue)
     {
         if ($newValue > 0) {
             $this->session->set($this->key . '_humanity', $newValue);
         } else {
             $this->session->remove($this->key . '_humanity');
         }
-
-        return null;
     }
 
-    /**
+    protected function niceize(string $code): string
-     * Process the codes
-     *
-     * @param $code
-     *
-     * @return string
-     */
-    protected function niceize($code)
     {
         return strtr(strtolower($code), 'oil', '01l');
     }
@@ -157,7 +151,7 @@ class CaptchaValidator
      *
      * @return bool
      */
-    protected function compare($code, $expectedCode)
+    protected function compare($code, $expectedCode): bool
     {
         return ($expectedCode !== null && is_string($expectedCode) && $this->niceize($code) == $this->niceize($expectedCode));
     }

composer.json

@@ -17,15 +17,20 @@
         }
     ],
     "require": {
-        "php": ">=5.3.9",
+        "php": "^7.2.5",
+        "ext-gd": "*",
         "gregwar/captcha": "~1.1",
-        "symfony/framework-bundle": "~3.0|~4.0|~5.0",
+        "symfony/form": "~5.0",
-        "symfony/form": "~3.0|~4.0|~5.0",
+        "symfony/framework-bundle": "~5.0",
-        "twig/twig": "^1.40|^2.9|^3"
+        "symfony/translation": "^5.0",
+        "twig/twig": "^2.10|^3.0"
     },
     "autoload": {
         "psr-4": {
             "Gregwar\\CaptchaBundle\\": "/"
         }
+    },
+    "config": {
+        "sort-packages": true
     }
 }

composer.lock

@@ -0,0 +1,2314 @@
+{
+    "_readme": [
+        "This file locks the dependencies of your project to a known state",
+        "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
+        "This file is @generated automatically"
+    ],
+    "content-hash": "9f686195a59641f539e75c34e3d2e1b2",
+    "packages": [
+        {
+            "name": "gregwar/captcha",
+            "version": "v1.1.7",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/Gregwar/Captcha.git",
+                "reference": "cf953dd79748406e0292cea8c565399681e4d345"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/Gregwar/Captcha/zipball/cf953dd79748406e0292cea8c565399681e4d345",
+                "reference": "cf953dd79748406e0292cea8c565399681e4d345",
+                "shasum": ""
+            },
+            "require": {
+                "ext-gd": "*",
+                "ext-mbstring": "*",
+                "php": ">=5.3.0",
+                "symfony/finder": "*"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "^6.4"
+            },
+            "type": "captcha",
+            "autoload": {
+                "psr-4": {
+                    "Gregwar\\": "src/Gregwar"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Grégoire Passault",
+                    "email": "g.passault@gmail.com",
+                    "homepage": "http://www.gregwar.com/"
+                },
+                {
+                    "name": "Jeremy Livingston",
+                    "email": "jeremy.j.livingston@gmail.com"
+                }
+            ],
+            "description": "Captcha generator",
+            "homepage": "https://github.com/Gregwar/Captcha",
+            "keywords": [
+                "bot",
+                "captcha",
+                "spam"
+            ],
+            "time": "2018-08-17T22:57:28+00:00"
+        },
+        {
+            "name": "psr/cache",
+            "version": "1.0.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/php-fig/cache.git",
+                "reference": "d11b50ad223250cf17b86e38383413f5a6764bf8"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/php-fig/cache/zipball/d11b50ad223250cf17b86e38383413f5a6764bf8",
+                "reference": "d11b50ad223250cf17b86e38383413f5a6764bf8",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.0"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.0.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Psr\\Cache\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "PHP-FIG",
+                    "homepage": "http://www.php-fig.org/"
+                }
+            ],
+            "description": "Common interface for caching libraries",
+            "keywords": [
+                "cache",
+                "psr",
+                "psr-6"
+            ],
+            "time": "2016-08-06T20:24:11+00:00"
+        },
+        {
+            "name": "psr/container",
+            "version": "1.0.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/php-fig/container.git",
+                "reference": "b7ce3b176482dbbc1245ebf52b181af44c2cf55f"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/php-fig/container/zipball/b7ce3b176482dbbc1245ebf52b181af44c2cf55f",
+                "reference": "b7ce3b176482dbbc1245ebf52b181af44c2cf55f",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.0"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.0.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Psr\\Container\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "PHP-FIG",
+                    "homepage": "http://www.php-fig.org/"
+                }
+            ],
+            "description": "Common Container Interface (PHP FIG PSR-11)",
+            "homepage": "https://github.com/php-fig/container",
+            "keywords": [
+                "PSR-11",
+                "container",
+                "container-interface",
+                "container-interop",
+                "psr"
+            ],
+            "time": "2017-02-14T16:28:37+00:00"
+        },
+        {
+            "name": "psr/event-dispatcher",
+            "version": "1.0.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/php-fig/event-dispatcher.git",
+                "reference": "dbefd12671e8a14ec7f180cab83036ed26714bb0"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/php-fig/event-dispatcher/zipball/dbefd12671e8a14ec7f180cab83036ed26714bb0",
+                "reference": "dbefd12671e8a14ec7f180cab83036ed26714bb0",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=7.2.0"
+            },
+            "type": "library",
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