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<?php |
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declare(strict_types=1); |
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namespace Yiisoft\Yii\Gii\Generator; |
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use Exception; |
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use InvalidArgumentException; |
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use ReflectionClass; |
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use ReflectionException; |
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use RuntimeException; |
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use Throwable; |
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use Yiisoft\Aliases\Aliases; |
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use Yiisoft\Json\Json; |
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use Yiisoft\Validator\DataSetInterface; |
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use Yiisoft\Validator\Result; |
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use Yiisoft\Validator\Rule\Required; |
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use Yiisoft\Validator\ValidatorInterface; |
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use Yiisoft\Yii\Gii\CodeFile; |
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use Yiisoft\Yii\Gii\Exception\InvalidConfigException; |
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use Yiisoft\Yii\Gii\GeneratorInterface; |
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use Yiisoft\Yii\Gii\GiiParametersProvider; |
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/** |
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* This is the base class for all generator classes. |
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* |
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* A generator instance is responsible for taking user inputs, validating them, |
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* and using them to generate the corresponding code based on a set of code template files. |
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* |
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* A generator class typically needs to implement the following methods: |
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* |
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* - {@see GeneratorInterface::getName()}: returns the name of the generator |
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* - {@see GeneratorInterface::getDescription()}: returns the detailed description of the generator |
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* - {@see GeneratorInterface::validate()}: returns generator validation result |
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* - {@see GeneratorInterface::generate()}: generates the code based on the current user input and the specified code |
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* template files. This is the place where main code generation code resides. |
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*/ |
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abstract class AbstractGenerator implements GeneratorInterface, DataSetInterface |
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{ |
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private array $errors = []; |
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/** |
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* @var string the name of the code template that the user has selected. |
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* The value of this property is internally managed by this class. |
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*/ |
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private string $template = 'default'; |
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private string $directory = 'src/Controller'; |
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public function __construct( |
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protected Aliases $aliases, |
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protected ValidatorInterface $validator, |
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protected GiiParametersProvider $parametersProvider, |
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) { |
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} |
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public function attributeLabels(): array |
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{ |
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return [ |
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'enableI18N' => 'Enable I18N', |
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'messageCategory' => 'Message Category', |
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]; |
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} |
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/** |
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* Returns a list of code template files that are required. |
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* Derived classes usually should override this method if they require the existence of |
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* certain template files. |
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* |
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* @return array list of code template files that are required. They should be file paths |
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* relative to {@see getTemplatePath()}. |
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*/ |
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public function requiredTemplates(): array |
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{ |
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return []; |
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} |
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/** |
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* Returns the list of sticky attributes. |
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* A sticky attribute will remember its value and will initialize the attribute with this value |
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* when the generator is restarted. |
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* |
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* @return array list of sticky attributes |
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*/ |
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public function stickyAttributes(): array |
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{ |
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return ['template', 'enableI18N', 'messageCategory']; |
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} |
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/** |
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* Returns the list of hint messages. |
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* The array keys are the attribute names, and the array values are the corresponding hint messages. |
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* Hint messages will be displayed to end users when they are filling the form for the generator. |
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* |
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* @return array the list of hint messages |
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*/ |
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public function hints(): array |
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{ |
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return [ |
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'enableI18N' => 'This indicates whether the generator should generate strings using <code>Yii::t()</code> method. |
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Set this to <code>true</code> if you are planning to make your application translatable.', |
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'messageCategory' => 'This is the category used by <code>Yii::t()</code> in case you enable I18N.', |
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]; |
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} |
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/** |
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* Returns the list of auto complete values. |
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* The array keys are the attribute names, and the array values are the corresponding auto complete values. |
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* Auto complete values can also be callable typed in order one want to make postponed data generation. |
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* |
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* @return array the list of auto complete values |
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*/ |
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public function autoCompleteData(): array |
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{ |
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return []; |
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} |
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/** |
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* Returns the root path to the default code template files. |
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* The default implementation will return the "templates" subdirectory of the |
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* directory containing the generator class file. |
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* |
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* @throws ReflectionException |
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* |
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* @return string the root path to the default code template files. |
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*/ |
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private function defaultTemplate(): string |
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{ |
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$class = new ReflectionClass($this); |
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return dirname($class->getFileName()) . '/default'; |
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} |
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public function getDescription(): string |
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{ |
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return ''; |
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} |
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public function validate(AbstractGeneratorCommand $command): Result |
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{ |
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return $this->validator->validate($command); |
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} |
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/** |
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* Loads sticky attributes from an internal file and populates them into the generator. |
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* |
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* @internal |
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*/ |
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public function loadStickyAttributes(): void |
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{ |
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$stickyAttributes = $this->stickyAttributes(); |
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$path = $this->getStickyDataFile(); |
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if (is_file($path)) { |
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$result = Json::decode(file_get_contents($path)); |
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if (is_array($result)) { |
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foreach ($stickyAttributes as $name) { |
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$method = 'set' . $name; |
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if (array_key_exists($name, $result) && method_exists($this, $method)) { |
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$this->$method($result[$name]); |
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} |
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} |
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} |
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} |
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} |
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/** |
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* Loads sticky attributes from an internal file and populates them into the generator. |
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*/ |
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public function load(array $data): void |
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{ |
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foreach ($data as $name => $value) { |
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$method = 'set' . $name; |
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if (method_exists($this, $method)) { |
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$this->$method($value); |
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} |
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} |
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} |
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/** |
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* Saves sticky attributes into an internal file. |
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*/ |
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public function saveStickyAttributes(): void |
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{ |
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$stickyAttributes = $this->stickyAttributes(); |
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$stickyAttributes[] = 'template'; |
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$values = []; |
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foreach ($stickyAttributes as $name) { |
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$method = 'get' . $name; |
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if (method_exists($this, $method)) { |
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$values[$name] = $this->$method(); |
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} |
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} |
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$path = $this->getStickyDataFile(); |
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if (!mkdir($concurrentDirectory = dirname($path), 0755, true) && !is_dir($concurrentDirectory)) { |
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throw new RuntimeException(sprintf('Directory "%s" was not created', $concurrentDirectory)); |
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} |
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file_put_contents($path, Json::encode($values)); |
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} |
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protected function getStickyDataFile(): string |
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{ |
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return sprintf('%s/gii/%s.json', $this->aliases->get('@runtime'), str_replace('\\', '-', static::class)); |
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} |
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/** |
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* Saves the generated code into files. |
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* |
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* @param CodeFile[] $files the code files to be saved |
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* @param string[] $results this parameter receives a value from this method indicating the log messages |
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* generated while saving the code files. |
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* |
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* @throws ReflectionException |
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* @throws InvalidConfigException |
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* |
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* @return bool whether files are successfully saved without any error. |
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*/ |
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public function save(array $files, array $answers, array &$results): bool |
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{ |
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// $results = ['Generating code using template "' . $this->getTemplatePath() . '"...']; |
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$hasError = false; |
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foreach ($files as $file) { |
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$relativePath = $file->getRelativePath(); |
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if (!empty($answers[$file->getId()]) && $file->getOperation() !== CodeFile::OP_SKIP) { |
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try { |
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$file->save(); |
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$results[] = $file->getOperation() === CodeFile::OP_CREATE |
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? " generated $relativePath" |
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: " overwrote $relativePath"; |
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} catch (Exception $e) { |
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$hasError = true; |
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$results[] = sprintf( |
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" generating %s\n - <span class=\"error\">%s</span>", |
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$relativePath, |
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$e->getMessage() |
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); |
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} |
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} else { |
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$results[] = " skipped $relativePath"; |
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} |
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} |
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$results[] = 'done!'; |
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return !$hasError; |
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} |
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/** |
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* @throws ReflectionException |
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* @throws InvalidConfigException |
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* |
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* @return string the root path of the template files that are currently being used. |
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*/ |
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public function getTemplatePath(AbstractGeneratorCommand $command): string |
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{ |
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$template = $command->getTemplate(); |
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if ($template === 'default') { |
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return $this->defaultTemplate(); |
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} |
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if (isset($this->parametersProvider->getTemplates()[$template])) { |
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return $this->parametersProvider->getTemplates()[$template]; |
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} |
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throw new InvalidConfigException("Unknown template: {$template}"); |
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} |
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/** |
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* Generates code using the specified code template and parameters. |
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* Note that the code template will be used as a PHP file. |
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* |
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* @param string $template the code template file. This must be specified as a file path |
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* relative to {@see getTemplatePath()}. |
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* @param array $params list of parameters to be passed to the template file. |
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* |
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* @throws Throwable |
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* |
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* @return string the generated code |
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*/ |
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protected function render(AbstractGeneratorCommand $command, string $template, array $params = []): string |
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{ |
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$file = sprintf( |
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'%s/%s.php', |
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$this->aliases->get($this->getTemplatePath($command)), |
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$template |
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); |
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286
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$renderer = function (): void { |
287
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extract(func_get_arg(1)); |
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/** @psalm-suppress UnresolvableInclude */ |
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require func_get_arg(0); |
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}; |
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$obInitialLevel = ob_get_level(); |
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ob_start(); |
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ob_implicit_flush(false); |
295
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try { |
296
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1 |
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/** @psalm-suppress PossiblyInvalidFunctionCall */ |
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$renderer->bindTo($this)($file, array_merge($params, ['command' => $command])); |
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return ob_get_clean(); |
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1 |
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} catch (Throwable $e) { |
300
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1 |
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while (ob_get_level() > $obInitialLevel) { |
301
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if (!@ob_end_clean()) { |
302
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ob_clean(); |
303
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} |
304
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} |
305
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throw $e; |
306
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} |
307
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} |
308
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309
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/** |
310
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* An inline validator that checks if the attribute value refers to an existing class name. |
311
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* |
312
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* @param string $value the attribute being validated |
313
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*/ |
314
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public function validateClass(string $value): Result |
315
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{ |
316
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$result = new Result(); |
317
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if (!class_exists($value)) { |
318
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2 |
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$result->addError("Class '$value' does not exist or has syntax error."); |
319
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} |
320
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2 |
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321
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return $result; |
322
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2 |
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} |
323
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2 |
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324
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/** |
325
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2 |
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* @param string $value the attribute to be validated |
326
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* |
327
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* @return bool whether the value is a reserved PHP keyword. |
328
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2 |
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*/ |
329
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2 |
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public function isReservedKeyword(string $value): bool |
330
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2 |
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{ |
331
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static $keywords = [ |
332
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'__class__', |
333
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2 |
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'__dir__', |
334
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2 |
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'__file__', |
335
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'__function__', |
336
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'__line__', |
337
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'__method__', |
338
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'__namespace__', |
339
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'__trait__', |
340
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'abstract', |
341
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'and', |
342
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'array', |
343
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'as', |
344
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'break', |
345
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'case', |
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'catch', |
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'callable', |
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'cfunction', |
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'class', |
350
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'clone', |
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'const', |
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3 |
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'continue', |
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'declare', |
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'default', |
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3 |
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'die', |
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3 |
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'do', |
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3 |
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'echo', |
358
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3 |
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'else', |
359
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1 |
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'elseif', |
360
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'empty', |
361
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2 |
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'enddeclare', |
362
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1 |
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'endfor', |
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'endforeach', |
364
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1 |
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'endif', |
365
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1 |
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'endswitch', |
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1 |
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'endwhile', |
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'eval', |
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'exception', |
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'exit', |
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'extends', |
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'final', |
372
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2 |
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'finally', |
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'for', |
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'foreach', |
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'function', |
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'global', |
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'goto', |
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'if', |
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'implements', |
380
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'include', |
381
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'include_once', |
382
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|
'instanceof', |
383
|
|
|
'insteadof', |
384
|
|
|
'interface', |
385
|
|
|
'isset', |
386
|
|
|
'list', |
387
|
|
|
'namespace', |
388
|
|
|
'new', |
389
|
|
|
'old_function', |
390
|
|
|
'or', |
391
|
|
|
'parent', |
392
|
|
|
'php_user_filter', |
393
|
|
|
'print', |
394
|
|
|
'private', |
395
|
|
|
'protected', |
396
|
3 |
|
'public', |
397
|
|
|
'require', |
398
|
|
|
'require_once', |
399
|
3 |
|
'return', |
400
|
3 |
|
'static', |
401
|
3 |
|
'switch', |
402
|
3 |
|
'this', |
403
|
|
|
'throw', |
404
|
|
|
'trait', |
405
|
|
|
'try', |
406
|
|
|
'unset', |
407
|
|
|
'use', |
408
|
|
|
'var', |
409
|
|
|
'while', |
410
|
|
|
'xor', |
411
|
|
|
'fn', |
412
|
|
|
]; |
413
|
|
|
|
414
|
3 |
|
return in_array(strtolower($value), $keywords, true); |
415
|
|
|
} |
416
|
|
|
|
417
|
|
|
/** |
418
|
|
|
* Generates a string depending on enableI18N property |
419
|
|
|
* |
420
|
|
|
* @param string $string the text be generated |
421
|
|
|
* @param array $placeholders the placeholders to use by `Yii::t()` |
422
|
|
|
*/ |
423
|
|
|
public function generateString(string $string = '', array $placeholders = []): string |
424
|
|
|
{ |
425
|
|
|
$string = addslashes($string); |
426
|
|
|
if (!empty($placeholders)) { |
427
|
|
|
$phKeys = array_map( |
428
|
|
|
static fn ($word) => '{' . $word . '}', |
429
|
|
|
array_keys($placeholders) |
430
|
|
|
); |
431
|
|
|
$phValues = array_values($placeholders); |
432
|
|
|
$str = "'" . str_replace($phKeys, $phValues, $string) . "'"; |
433
|
|
|
} else { |
434
|
|
|
// No placeholders, just the given string |
435
|
|
|
$str = "'" . $string . "'"; |
436
|
|
|
} |
437
|
|
|
return $str; |
438
|
|
|
} |
439
|
|
|
|
440
|
|
|
public function getAttributeValue(string $attribute): mixed |
441
|
|
|
{ |
442
|
|
|
if (!$this->hasAttribute($attribute)) { |
443
|
|
|
throw new InvalidArgumentException(sprintf('There is no "%s" in %s.', $attribute, $this->getName())); |
444
|
|
|
} |
445
|
|
|
$method = 'get' . $attribute; |
446
|
|
|
return $this->$method(); |
447
|
|
|
} |
448
|
|
|
|
449
|
|
|
public function hasAttribute(string $attribute): bool |
450
|
|
|
{ |
451
|
|
|
$method = 'get' . $attribute; |
452
|
|
|
return method_exists($this, $method); |
453
|
|
|
} |
454
|
|
|
|
455
|
|
|
public function getErrors(): array |
456
|
|
|
{ |
457
|
|
|
return $this->errors; |
458
|
|
|
} |
459
|
|
|
|
460
|
|
|
public function hasErrors(): bool |
461
|
|
|
{ |
462
|
|
|
return $this->errors !== []; |
463
|
|
|
} |
464
|
|
|
|
465
|
|
|
public function getDirectory(): string |
466
|
|
|
{ |
467
|
|
|
return $this->directory; |
468
|
|
|
} |
469
|
|
|
|
470
|
|
|
public function getData(): array |
471
|
|
|
{ |
472
|
|
|
return [ |
473
|
|
|
// 'templates' => $this->templates, |
474
|
|
|
'template' => $this->template, |
475
|
|
|
]; |
476
|
|
|
} |
477
|
|
|
} |
478
|
|
|
|