Add CRUD generator

config/params.php

@@ -33,6 +33,10 @@
                 'class' => Generators\ActiveRecord\Generator::class,
                 'parameters' => [],
             ],
+            [
+                'class' => Generators\CRUD\Generator::class,
+                'parameters' => [],
+            ],
         ],
         'parameters' => [
             'templates' => [],

src/Generator/CRUD/Command.php

@@ -0,0 +1,159 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Yiisoft\Yii\Gii\Generator\CRUD;
+
+use Yiisoft\Strings\Inflector;
+use Yiisoft\Strings\StringHelper;
+use Yiisoft\Validator\Rule\Each;
+use Yiisoft\Validator\Rule\Regex;
+use Yiisoft\Validator\Rule\Required;
+use Yiisoft\Yii\Gii\Generator\AbstractGeneratorCommand;
+use Yiisoft\Yii\Gii\Validator\ClassExistsRule;
+use Yiisoft\Yii\Gii\Validator\NewClassRule;
+use Yiisoft\Yii\Gii\Validator\TemplateRule;
+
+final class Command extends AbstractGeneratorCommand
+{
+    #[Each([
+        new Regex(
+            pattern: '/^[a-z][a-z0-9]*$/',
+            message: 'Only a-z, 0-9, dashes (-), spaces and commas are allowed.'
+        ),
+    ])]
+    private readonly array $actions;
+
+    public function __construct(
+        #[Required]
+        #[Regex(
+            pattern: '/^(?:[a-z][a-z0-9]*)(?:\\\\[a-z][a-z0-9]*)*$/i',
+            message: 'Invalid namespace'
+        )]
+        private readonly string $controllerNamespace = 'App\\Controller',
+        #[Required]
+        #[ClassExistsRule]
+        private readonly string $model = 'App\\Model\\User',
+        #[Required]
+        #[Regex(
+            pattern: '/^[A-Z][a-zA-Z0-9]*Controller$/',
+            message: 'Only word characters are allowed, and the class name must start with a capital letter and end with "Controller".'
+        )]
+        #[NewClassRule]
+        private readonly string $controllerClass = 'IndexController',
+        /**
+         * @var string the controller path
+         */
+        private readonly string $controllerPath = '@src/Controller',
+        /**
+         * @var string the controller's views path
+         */
+        private readonly string $viewsPath = '@views/',
+        #[Regex(
+            pattern: '/^[a-z\\\\]*$/i',
+            message: 'Only word characters and backslashes are allowed.',
+            skipOnEmpty: true,
+        )]
+        private readonly string $baseClass = '',
+        array $actions = ['index'],
+        #[Required(message: 'A code template must be selected.')]
+        #[TemplateRule]
+        protected string $template = 'default',
+    ) {
+        parent::__construct($template);
+        sort($actions);
+        $this->actions = $actions;
+    }
+
+    /**
+     * @return string the controller ID
+     */
+    public function getControllerID(): string
+    {
+        $name = StringHelper::baseName($this->controllerClass);
+        return (new Inflector())->pascalCaseToId(substr($name, 0, -10));
+    }
+
+    public function getControllerClass(): string
+    {
+        return $this->controllerClass;
+    }
+
+    public function getActions(): array
+    {
+        return $this->actions;
+    }
+
+    public function getViewsPath(): string
+    {
+        return $this->viewsPath;
+    }
+
+    public function getModel(): string
+    {
+        return $this->model;
+    }
+
+    public function getControllerNamespace(): string
+    {
+        return $this->controllerNamespace;
+    }
+
+    public function getBaseClass(): string
+    {
+        return $this->baseClass;
+    }
+
+    public function getDirectory(): string
+    {
+        return $this->controllerPath;
+    }
+
+    public static function getAttributeLabels(): array
+    {
+        return [
+            'controllerNamespace' => 'Controller Namespace',
+            'controllerClass' => 'Controller Class',
+            'baseClass' => 'Base Class',
+            'model' => 'Active record class',
+            'controllerPath' => 'Controller Path',
+            'actions' => 'Action IDs',
+            'viewsPath' => 'Views Path',
+            'template' => 'Action IDs',
+        ];
+    }
+
+    public static function getHints(): array
+    {
+        return [
+            'controllerClass' => 'This is the name of the controller class to be generated. You should
+                provide a fully qualified namespaced class (e.g. <code>App\Controller\PostController</code>),
+                and class name should be in CamelCase ending with the word <code>Controller</code>. Make sure the class
+                is using the same namespace as specified by your application\'s controllerNamespace property.',
+            'actions' => 'Provide one or multiple action IDs to generate empty action method(s) in the controller. Separate multiple action IDs with commas or spaces.
+                Action IDs should be in lower case. For example:
+                <ul>
+                    <li><code>index</code> generates <code>index()</code></li>
+                    <li><code>create-order</code> generates <code>createOrder()</code></li>
+                </ul>',
+            'viewsPath' => 'Specify the directory for storing the view scripts for the controller. You may use path alias here, e.g.,
+                <code>/var/www/app/controllers/views/order</code>, <code>@app/views/order</code>. If not set, it will default
+                to <code>@app/views/ControllerID</code>',
+            'baseClass' => 'This is the class that the new controller class will extend from. Please make sure the class exists and can be autoloaded.',
+        ];
+    }
+
+    public static function getAttributes(): array
+    {
+        return [
+            'controllerNamespace',
+            'controllerClass',
+            'baseClass',
+            'model',
+            'viewsPath',
+            'actions',
+            'template',
+            'controllerPath',
+        ];
+    }
+}

src/Generator/CRUD/Generator.php

@@ -0,0 +1,131 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Yiisoft\Yii\Gii\Generator\CRUD;
+
+use InvalidArgumentException;
+use Yiisoft\ActiveRecord\ActiveRecordFactory;
+use Yiisoft\Aliases\Aliases;
+use Yiisoft\Validator\ValidatorInterface;
+use Yiisoft\Yii\Gii\Component\CodeFile\CodeFile;
+use Yiisoft\Yii\Gii\Generator\AbstractGenerator;
+use Yiisoft\Yii\Gii\GeneratorCommandInterface;
+use Yiisoft\Yii\Gii\ParametersProvider;
+
+/**
+ * This generator will generate a controller and one or a few action view files.
+ */
+final class Generator extends AbstractGenerator
+{
+    public function __construct(
+        Aliases $aliases,
+        ValidatorInterface $validator,
+        ParametersProvider $parametersProvider,
+        private ActiveRecordFactory $activeRecordFactory,
+    ) {
+        parent::__construct($aliases, $validator, $parametersProvider);
+    }
+
+    public static function getId(): string
+    {
+        return 'crud';
+    }
+
+    public static function getName(): string
+    {
+        return 'CRUD';
+    }
+
+    public static function getDescription(): string
+    {
+        return 'This generator helps you to quickly generate a new controller class with
+            one or several controller actions and their corresponding views.';
+    }
+
+    public function getRequiredTemplates(): array
+    {
+        return [
+            'controller.php',
+            'view.php',
+        ];
+    }
+
+    public function doGenerate(GeneratorCommandInterface $command): array
+    {
+        if (!$command instanceof Command) {
+            throw new InvalidArgumentException();
+        }
+
+        $files = [];
+
+        $rootPath = $this->aliases->get('@root');
+
+        $codeFile = (new CodeFile(
+            $this->getControllerFile($command),
+            $this->render($command, 'controller.php')
+        ))->withBasePath($rootPath);
+        $files[$codeFile->getId()] = $codeFile;
+
+        //$actions = $command->getActions();
+        $actions = ['index'];
+        $model = $this->activeRecordFactory->createAR($command->getModel());
+        foreach ($actions as $action) {
+            $codeFile = (new CodeFile(
+                $this->getViewFile($command, $action),
+                $this->render($command, $action.'.php', ['action' => $action, 'model' => $model])
+            ))->withBasePath($rootPath);
+            $files[$codeFile->getId()] = $codeFile;
+        }
+
+        return $files;
+    }
+
+    /**
+     * @return string the controller class file path
+     */
+    private function getControllerFile(Command $command): string
+    {
+        $directory = empty($command->getDirectory()) ? '@src/Controller/' : $command->getDirectory();
+
+        return $this->aliases->get(
+            str_replace(
+                ['\\', '//'],
+                '/',
+                sprintf(
+                    '%s/%s.php',
+                    $directory,
+                    $command->getControllerClass(),
+                ),
+            ),
+        );
+    }
+
+    /**
+     * @param string $action the action ID
+     *
+     * @return string the action view file path
+     */
+    public function getViewFile(Command $command, string $action): string
+    {
+        $directory = empty($command->getViewsPath()) ? '@views/' : $command->getViewsPath();
+
+        return $this->aliases->get(
+            str_replace(
+                ['\\', '//'],
+                '/',
+                sprintf(
+                    '%s/%s/%s.php',
+                    $directory,
+                    $command->getControllerID(),
+                    $action,
+                ),
+            ),
+        );
+    }
+
+    public static function getCommandClass(): string
+    {
+        return Command::class;
+    }
+}

src/Generator/CRUD/default/controller.php

@@ -0,0 +1,41 @@
+<?php
+declare(strict_types=1);
+/**
+ * This is the template for generating a controller class file.
+ */
+
+use Yiisoft\Strings\StringHelper;
+
+/* @var $command Yiisoft\Yii\Gii\Generator\CRUD\Command */
+
+$classDefinitionParts = [];
+$classDefinitionParts[] = StringHelper::baseName($command->getControllerClass());
+if (!empty($command->getBaseClass())) {
+    $classDefinitionParts[] = 'extends \\' . trim($command->getBaseClass(), '\\');
+}
+$classDefinition = implode(' ', $classDefinitionParts) . PHP_EOL;
+
+
+echo "<?php\n";
+?>
+
+declare(strict_types=1);
+
+namespace <?= $command->getControllerNamespace() ?>;
+
+use Yiisoft\Yii\View\ViewRenderer;
+
+final class <?= $classDefinition; ?>
+{
+    public function __construct(private ViewRenderer $viewRenderer)
+    {
+        $this->viewRenderer = $viewRenderer->withController($this);
+    }
+<?php foreach ($command->getActions() as $action) : ?>
+
+    public function <?= $action ?>()
+    {
+        return $this->viewRenderer->render('<?= $action ?>');
+    }
+<?php endforeach; ?>
+}