mirror of
https://github.com/kamilwylegala/cakephp2-php8.git
synced 2024-11-15 03:18:26 +00:00
122 lines
No EOL
3.1 KiB
PHP
122 lines
No EOL
3.1 KiB
PHP
<?php
|
|
/**
|
|
* CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
|
|
* Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
|
|
*
|
|
* Licensed under The MIT License
|
|
* For full copyright and license information, please see the LICENSE.txt
|
|
* Redistributions of files must retain the above copyright notice.
|
|
*
|
|
* @copyright Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
|
|
* @link http://cakephp.org CakePHP(tm) Project
|
|
* @since 2.8
|
|
* @license http://www.opensource.org/licenses/mit-license.php MIT License
|
|
*/
|
|
App::uses("BaseShellHelper", "Console/Helper");
|
|
|
|
/**
|
|
* Create a progress bar using a supplied callback.
|
|
*/
|
|
class ProgressShellHelper extends BaseShellHelper {
|
|
|
|
/**
|
|
* The current progress.
|
|
*
|
|
* @var int
|
|
*/
|
|
protected $_progress = 0;
|
|
|
|
/**
|
|
* The total number of 'items' to progress through.
|
|
*
|
|
* @var int
|
|
*/
|
|
protected $_total = 0;
|
|
|
|
/**
|
|
* The width of the bar.
|
|
*
|
|
* @var int
|
|
*/
|
|
protected $_width = 0;
|
|
|
|
/**
|
|
* Output a progress bar.
|
|
*
|
|
* Takes a number of options to customize the behavior:
|
|
*
|
|
* - `total` The total number of items in the progress bar. Defaults
|
|
* to 100.
|
|
* - `width` The width of the progress bar. Defaults to 80.
|
|
* - `callback` The callback that will be called in a loop to advance the progress bar.
|
|
*
|
|
* @param array $args The arguments/options to use when outputing the progress bar.
|
|
* @return void
|
|
* @throws RuntimeException
|
|
*/
|
|
public function output($args) {
|
|
$args += array('callback' => null);
|
|
if (isset($args[0])) {
|
|
$args['callback'] = $args[0];
|
|
}
|
|
if (!$args['callback'] || !is_callable($args['callback'])) {
|
|
throw new RuntimeException('Callback option must be a callable.');
|
|
}
|
|
$this->init($args);
|
|
$callback = $args['callback'];
|
|
while ($this->_progress < $this->_total) {
|
|
$callback($this);
|
|
$this->draw();
|
|
}
|
|
$this->_consoleOutput->write('');
|
|
}
|
|
|
|
/**
|
|
* Initialize the progress bar for use.
|
|
*
|
|
* - `total` The total number of items in the progress bar. Defaults
|
|
* to 100.
|
|
* - `width` The width of the progress bar. Defaults to 80.
|
|
*
|
|
* @param array $args The initialization data.
|
|
* @return void
|
|
*/
|
|
public function init(array $args = array()) {
|
|
$args += array('total' => 100, 'width' => 80);
|
|
$this->_progress = 0;
|
|
$this->_width = $args['width'];
|
|
$this->_total = $args['total'];
|
|
}
|
|
|
|
/**
|
|
* Increment the progress bar.
|
|
*
|
|
* @param int $num The amount of progress to advance by.
|
|
* @return void
|
|
*/
|
|
public function increment($num = 1) {
|
|
$this->_progress = min(max(0, $this->_progress + $num), $this->_total);
|
|
}
|
|
|
|
/**
|
|
* Render the progress bar based on the current state.
|
|
*
|
|
* @return void
|
|
*/
|
|
public function draw() {
|
|
$numberLen = strlen(' 100%');
|
|
$complete = round($this->_progress / $this->_total, 2);
|
|
$barLen = ($this->_width - $numberLen) * ($this->_progress / $this->_total);
|
|
$bar = '';
|
|
if ($barLen > 1) {
|
|
$bar = str_repeat('=', $barLen - 1) . '>';
|
|
}
|
|
$pad = ceil($this->_width - $numberLen - $barLen);
|
|
if ($pad > 0) {
|
|
$bar .= str_repeat(' ', $pad);
|
|
}
|
|
$percent = ($complete * 100) . '%';
|
|
$bar .= str_pad($percent, $numberLen, ' ', STR_PAD_LEFT);
|
|
$this->_consoleOutput->overwrite($bar, 0);
|
|
}
|
|
} |