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<?php
/**
* @link http://www.yiiframework.com/
* @copyright Copyright (c) 2008 Yii Software LLC
* @license http://www.yiiframework.com/license/
*/
namespace yii\console;
/**
* The console Request represents the environment information for a console application.
*
* It is a wrapper for the PHP `$_SERVER` variable which holds information about the
* currently running PHP script and the command line arguments given to it.
*
* @property array $params The command line arguments. It does not include the entry script name.
*
* @author Qiang Xue <qiang.xue@gmail.com>
* @since 2.0
*/
class Request extends \yii\base\Request
{
private $_params;
/**
* Returns the command line arguments.
* @return array the command line arguments. It does not include the entry script name.
*/
public function getParams()
{
if ($this->_params === null) {
if (isset($_SERVER['argv'])) {
$this->_params = $_SERVER['argv'];
array_shift($this->_params);
} else {
$this->_params = [];
}
}
return $this->_params;
}
/**
* Sets the command line arguments.
* @param array $params the command line arguments
*/
public function setParams($params)
{
$this->_params = $params;
}
/**
* Resolves the current request into a route and the associated parameters.
* @return array the first element is the route, and the second is the associated parameters.
* @throws Exception when parameter is wrong and can not be resolved
*/
public function resolve()
{
$rawParams = $this->getParams();
$endOfOptionsFound = false;
if (isset($rawParams[0])) {
$route = array_shift($rawParams);
if ($route === '--') {
$endOfOptionsFound = true;
$route = array_shift($rawParams);
}
} else {
$route = '';
}
$params = [];
$prevOption = null;
foreach ($rawParams as $param) {
if ($endOfOptionsFound) {
$params[] = $param;
} elseif ($param === '--') {
$endOfOptionsFound = true;
} elseif (preg_match('/^--([\w-]+)(?:=(.*))?$/', $param, $matches)) {
$name = $matches[1];
if (is_numeric(substr($name, 0, 1))) {
throw new Exception('Parameter "' . $name . '" is not valid');
}
if ($name !== Application::OPTION_APPCONFIG) {
$params[$name] = isset($matches[2]) ? $matches[2] : true;
$prevOption = &$params[$name];
}
} elseif (preg_match('/^-([\w-]+)(?:=(.*))?$/', $param, $matches)) {
$name = $matches[1];
if (is_numeric($name)) {
$params[] = $param;
} else {
$params['_aliases'][$name] = isset($matches[2]) ? $matches[2] : true;
$prevOption = &$params['_aliases'][$name];
}
} elseif ($prevOption === true) {
// `--option value` syntax
$prevOption = $param;
} else {
$params[] = $param;
}
}
return [$route, $params];
}
}