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Merge pull request #1250 from kartik-v/patch-1

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Update Alert.php to display multiple flash messages for the session.
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Alexander Makarov
2013-11-21 02:20:44 -08:00
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parent 58bac36fbc 817cbc175a
commit c26ebed13f
octicon-diff(16/tw-mr-1) 1 changed files with 41 additions and 23 deletions
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64
apps/advanced/frontend/widgets/Alert.php
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@@ -7,42 +7,60 @@
namespace frontend\widgets;
use yii\helpers\Html;
/**
* Alert widget renders a message from session flash. You can set message as following:
* Alert widget renders a message from session flash. All flash messages are displayed
* in the sequence they were assigned using setFlash. You can set message as following:
*
* - \Yii::$app->getSession()->setFlash('error', 'This is the message');
* - \Yii::$app->getSession()->setFlash('success', 'This is the message');
* - \Yii::$app->getSession()->setFlash('info', 'This is the message');
*
* @author Kartik Visweswaran <kartikv2@gmail.com>
* @author Alexander Makarov <sam@rmcerative.ru>
*/
class Alert extends \yii\bootstrap\Alert
class Alert extends \yii\bootstrap\Widget
{
private $_doNotRender = false;
/**
* @var array the alert types configuration for the flash messages.
* This array is setup as $key => $value, where:
* - $key is the name of the session flash variable
* - $value is the bootstrap alert type (i.e. danger, success, info, warning)
*/
public $alertTypes = [
'error' => 'danger',
'danger' => 'danger',
'success' => 'success',
'info' => 'info',
'warning' => 'warning'
];
/**
* @var array the options for rendering the close button tag.
*/
public $closeButton = [];
public function init()
{
if ($this->body = \Yii::$app->getSession()->getFlash('error', null, true)) {
Html::addCssClass($this->options, 'alert-danger');
} elseif ($this->body = \Yii::$app->getSession()->getFlash('success', null, true)) {
Html::addCssClass($this->options, 'alert-success');
} elseif ($this->body = \Yii::$app->getSession()->getFlash('info', null, true)) {
Html::addCssClass($this->options, 'alert-info');
} elseif ($this->body = \Yii::$app->getSession()->getFlash('warning', null, true)) {
Html::addCssClass($this->options, 'alert-warning');
} else {
$this->_doNotRender = true;
return;
}
parent::init();
}
public function run()
{
if (!$this->_doNotRender) {
parent::run();
$session = \Yii::$app->getSession();
$flashes = $session->getAllFlashes();
$appendCss = isset($this->options['class']) ? ' ' . $this->options['class'] : '';
foreach ($flashes as $type => $message) {
/* initialize css class for each alert box */
$this->options['class'] = 'alert-' . $this->alertTypes[$type] . $appendCss;
/* assign unique id to each alert box */
$this->options['id'] = $this->getId() . '-' . $type;
echo \yii\bootstrap\Alert::widget([
'body' => $message,
'closeButton' => $this->closeButton,
'options' => $this->options
]);
$session->removeFlash($type);
}
}
}