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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\base;
use Yii;
/**
* Request represents a request that is handled by an [[Application]].
*
* For more details and usage information on Request, see the [guide article on requests](guide:runtime-requests).
*
* @property bool $isConsoleRequest The value indicating whether the current request is made via console.
* @property string $scriptFile Entry script file path (processed w/ realpath()).
*
* @author Qiang Xue <qiang.xue@gmail.com>
* @since 2.0
*/
abstract class Request extends Component
{
private $_scriptFile;
private $_isConsoleRequest;
/**
* 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.
*/
abstract public function resolve();
/**
* Returns a value indicating whether the current request is made via command line.
* @return bool the value indicating whether the current request is made via console
*/
public function getIsConsoleRequest()
{
return $this->_isConsoleRequest !== null ? $this->_isConsoleRequest : PHP_SAPI === 'cli';
}
/**
* Sets the value indicating whether the current request is made via command line.
* @param bool $value the value indicating whether the current request is made via command line
*/
public function setIsConsoleRequest($value)
{
$this->_isConsoleRequest = $value;
}
/**
* Returns entry script file path.
* @return string entry script file path (processed w/ realpath())
* @throws InvalidConfigException if the entry script file path cannot be determined automatically.
*/
public function getScriptFile()
{
if ($this->_scriptFile === null) {
if (isset($_SERVER['SCRIPT_FILENAME'])) {
$this->setScriptFile($_SERVER['SCRIPT_FILENAME']);
} else {
throw new InvalidConfigException('Unable to determine the entry script file path.');
}
}
return $this->_scriptFile;
}
/**
* Sets the entry script file path.
* The entry script file path can normally be determined based on the `SCRIPT_FILENAME` SERVER variable.
* However, for some server configurations, this may not be correct or feasible.
* This setter is provided so that the entry script file path can be manually specified.
* @param string $value the entry script file path. This can be either a file path or a [path alias](guide:concept-aliases).
* @throws InvalidConfigException if the provided entry script file path is invalid.
*/
public function setScriptFile($value)
{
$scriptFile = realpath(Yii::getAlias($value));
if ($scriptFile !== false && is_file($scriptFile)) {
$this->_scriptFile = $scriptFile;
} else {
throw new InvalidConfigException('Unable to determine the entry script file path.');
}
}
}