cakephp2-php8/cake/console/console_input_option.php
2010-10-13 23:18:24 -04:00

136 lines
3.5 KiB
PHP

<?php
/**
* ConsoleInputOption file
*
* PHP 5
*
* CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
* Copyright 2005-2010, Cake Software Foundation, Inc. (http://cakefoundation.org)
*
* Licensed under The MIT License
* Redistributions of files must retain the above copyright notice.
*
* @copyright Copyright 2005-2010, Cake Software Foundation, Inc. (http://cakefoundation.org)
* @link http://cakephp.org CakePHP(tm) Project
* @package cake
* @subpackage cake.cake.console
* @since CakePHP(tm) v 2.0
* @license MIT License (http://www.opensource.org/licenses/mit-license.php)
*/
/**
* An object to represent a single option used in the command line.
* ConsoleOptionParser creates these when you use addOption()
*
* @see ConsoleOptionParser::addOption()
* @package cake.console
*/
class ConsoleInputOption {
protected $_name, $_short, $_help, $_boolean, $_default, $_choices;
/**
* Make a new Input Option
*
* @param mixed $name The long name of the option, or an array with all the properites.
* @param string $short The short alias for this option
* @param string $help The help text for this option
* @param boolean $boolean Whether this option is a boolean option. Boolean options don't consume extra tokens
* @param string $default The default value for this option.
* @param arraty $choices Valid choices for this option.
* @return void
*/
public function __construct($name, $short = null, $help = '', $boolean = false, $default = '', $choices = array()) {
if (is_array($name) && isset($name['name'])) {
foreach ($name as $key => $value) {
$this->{'_' . $key} = $value;
}
} else {
$this->_name = $name;
$this->_short = $short;
$this->_help = $help;
$this->_boolean = $boolean;
$this->_default = $default;
$this->_choices = $choices;
}
}
/**
* Get the name of the argument
*
* @return string
*/
public function name() {
return $this->_name;
}
/**
* Generate the help for this this option.
*
* @param int $width The width to make the name of the option.
* @return string
*/
public function help($width = 0) {
$default = $short = '';
if (!empty($this->_default) && $this->_default !== true) {
$default = sprintf(__(' <comment>(default: %s)</comment>'), $this->_default);
}
if (!empty($this->_short)) {
$short = ', -' . $this->_short;
}
$name = sprintf('--%s%s', $this->_name, $short);
if (strlen($name) < $width) {
$name = str_pad($name, $width, ' ');
}
return sprintf('%s%s%s', $name, $this->_help, $default);
}
/**
* Get the usage value for this option
*
* @return string
*/
public function usage() {
$name = empty($this->_short) ? '--' . $this->_name : '-' . $this->_short;
$default = '';
if (!empty($this->_default) && $this->_default !== true) {
$default = ' ' . $this->_default;
}
return sprintf('[%s%s]', $name, $default);
}
/**
* Get the default value for this option
*
* @return void
*/
public function defaultValue() {
return $this->_default;
}
/**
* Check if this option is a boolean option
*
* @return boolean
*/
public function isBoolean() {
return (bool) $this->_boolean;
}
/**
* Check that a value is a valid choice for this option.
*
* @return boolean
*/
public function validChoice($value) {
if (empty($this->_choices)) {
return true;
}
if (!in_array($value, $this->_choices)) {
throw new InvalidArgumentException(
sprintf(__('"%s" is not a valid value for --%s'), $value, $this->_name)
);
}
return true;
}
}