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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\debug\widgets;
use yii\base\Widget;
use yii\debug\Panel;
use yii\helpers\Html;
/**
* Render button for navigation to previous or next request in debug panel
* @since 2.0.11
*/
class NavigationButton extends Widget
{
/** @var array */
public $manifest;
/** @var string */
public $tag;
/** @var string */
public $button;
/** @var Panel */
public $panel;
/** @var string */
private $firstTag;
/** @var string */
private $lastTag;
/** @var int */
private $currentTagIndex;
/**
* @inheritDoc
*/
public function beforeRun()
{
$manifestKeys = array_keys($this->manifest);
$this->firstTag = reset($manifestKeys);
$this->lastTag = end($manifestKeys);
$this->currentTagIndex = array_search($this->tag, $manifestKeys);
return parent::beforeRun();
}
/**
* @inheritDoc
*/
public function run()
{
$method = "render{$this->button}Button";
return $this->$method();
}
/**
* @return string
*/
private function renderPrevButton()
{
$needLink = $this->tag !== $this->firstTag;
return Html::a(
'Prev',
$needLink ? $this->getRoute(-1) : '',
['class' => ['btn', 'btn-light', $needLink ? '' : 'disabled']]
);
}
/**
* @return string
*/
private function renderNextButton()
{
$needLink = $this->tag !== $this->lastTag;
return Html::a(
'Next',
$needLink ? $this->getRoute(1) : '',
['class' => ['btn', 'btn-light', $needLink ? '' : 'disabled']]
);
}
/**
* @param int $inc Direction
* @return array
*/
private function getRoute($inc)
{
return [
'view',
'panel' => $this->panel->id,
'tag' => array_keys($this->manifest)[$this->currentTagIndex + $inc],
];
}
}