* @since 2.0
*/
class Generator extends \yii\gii\Generator
{
public $modelClass;
public $viewPath = '@app/views';
public $viewName;
public $scenarioName;
/**
* @inheritdoc
*/
public function getName()
{
return 'Form Generator';
}
/**
* @inheritdoc
*/
public function getDescription()
{
return 'This generator generates a view script file that displays a form to collect input for the specified model class.';
}
/**
* @inheritdoc
*/
public function generate()
{
$files = [];
$files[] = new CodeFile(
Yii::getAlias($this->viewPath) . '/' . $this->viewName . '.php',
$this->render('form.php')
);
return $files;
}
/**
* @inheritdoc
*/
public function rules()
{
return array_merge(parent::rules(), [
[['modelClass', 'viewName', 'scenarioName', 'viewPath'], 'filter', 'filter' => 'trim'],
[['modelClass', 'viewName', 'viewPath'], 'required'],
[['modelClass'], 'match', 'pattern' => '/^[\w\\\\]*$/', 'message' => 'Only word characters and backslashes are allowed.'],
[['modelClass'], 'validateClass', 'params' => ['extends' => Model::className()]],
[['viewName'], 'match', 'pattern' => '/^\w+[\\-\\/\w]*$/', 'message' => 'Only word characters, dashes and slashes are allowed.'],
[['viewPath'], 'match', 'pattern' => '/^@?\w+[\\-\\/\w]*$/', 'message' => 'Only word characters, dashes, slashes and @ are allowed.'],
[['viewPath'], 'validateViewPath'],
[['scenarioName'], 'match', 'pattern' => '/^[\w\\-]+$/', 'message' => 'Only word characters and dashes are allowed.'],
]);
}
/**
* @inheritdoc
*/
public function attributeLabels()
{
return [
'modelClass' => 'Model Class',
'viewName' => 'View Name',
'viewPath' => 'View Path',
'scenarioName' => 'Scenario',
];
}
/**
* @inheritdoc
*/
public function requiredTemplates()
{
return ['form.php', 'action.php'];
}
/**
* @inheritdoc
*/
public function stickyAttributes()
{
return ['viewPath', 'scenarioName'];
}
/**
* @inheritdoc
*/
public function hints()
{
return [
'modelClass' => 'This is the model class for collecting the form input. You should provide a fully qualified class name, e.g., app\models\Post.',
'viewName' => 'This is the view name with respect to the view path. For example, site/index would generate a site/index.php view file under the view path.',
'viewPath' => 'This is the root view path to keep the generated view files. You may provide either a directory or a path alias, e.g., @app/views.',
'scenarioName' => 'This is the scenario to be used by the model when collecting the form input. If empty, the default scenario will be used.',
];
}
/**
* @inheritdoc
*/
public function successMessage()
{
$code = highlight_string($this->render('action.php'), true);
return <<The form has been generated successfully.
You may add the following code in an appropriate controller class to invoke the view:
$code
EOD;
}
/**
* Validates [[viewPath]] to make sure it is a valid path or path alias and exists.
*/
public function validateViewPath()
{
$path = Yii::getAlias($this->viewPath, false);
if ($path === false || !is_dir($path)) {
$this->addError('viewPath', 'View path does not exist.');
}
}
/**
* @return array list of safe attributes of [[modelClass]]
*/
public function getModelAttributes()
{
/** @var Model $model */
$model = new $this->modelClass;
if (!empty($this->scenarioName)) {
$model->setScenario($this->scenarioName);
}
return $model->safeAttributes();
}
}