* @copyright 2007-2009 David JEAN LOUIS
* @license http://opensource.org/licenses/mit-license.php MIT License
* @version 0.2.1
* @link http://pear2.php.net/PEAR2_Console_CommandLine
* @since File available since release 0.1.0
* @filesource
*/
namespace PEAR2\Console\CommandLine\Action;
use PEAR2\Console\CommandLine;
/**
* Class that represent the Version action.
*
* The execute methode add 1 to the value of the result option array entry.
* The value is incremented each time the option is found, for example
* with an option defined like that:
*
*
* $parser->addOption(
* 'verbose',
* array(
* 'short_name' => '-v',
* 'action' => 'Counter'
* )
* );
*
* If the user type:
*
* $ script.php -v -v -v
*
* or:
*
* $ script.php -vvv
*
* the verbose variable will be set to to 3.
*
* @category Console
* @package PEAR2\Console\CommandLine
* @author David JEAN LOUIS
* @copyright 2007-2009 David JEAN LOUIS
* @license http://opensource.org/licenses/mit-license.php MIT License
* @link http://pear2.php.net/PEAR2_Console_CommandLine
* @since Class available since release 0.1.0
*/
class Counter extends CommandLine\Action
{
// execute() {{{
/**
* Executes the action with the value entered by the user.
*
* @param mixed $value The option value
* @param array $params An optional array of parameters
*
* @return string
*/
public function execute($value = false, $params = array())
{
$result = $this->getResult();
if ($result === null) {
$result = 0;
}
$this->setResult(++$result);
}
// }}}
}