76 lines
2.3 KiB
PHP
76 lines
2.3 KiB
PHP
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<?php
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namespace app\widgets;
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use Yii;
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/**
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* Alert widget renders a message from session flash. All flash messages are displayed
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* in the sequence they were assigned using setFlash. You can set message as following:
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*
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* ```php
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* Yii::$app->session->setFlash('error', 'This is the message');
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* Yii::$app->session->setFlash('success', 'This is the message');
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* Yii::$app->session->setFlash('info', 'This is the message');
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* ```
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*
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* Multiple messages could be set as follows:
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*
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* ```php
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* Yii::$app->session->setFlash('error', ['Error 1', 'Error 2']);
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* ```
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*
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* @author Kartik Visweswaran <kartikv2@gmail.com>
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* @author Alexander Makarov <sam@rmcreative.ru>
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*/
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class Alert extends \yii\bootstrap\Widget
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{
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/**
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* @var array the alert types configuration for the flash messages.
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* This array is setup as $key => $value, where:
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* - $key is the name of the session flash variable
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* - $value is the bootstrap alert type (i.e. danger, success, info, warning)
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*/
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public $alertTypes = [
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'error' => 'alert-danger',
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'danger' => 'alert-danger',
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'success' => 'alert-success',
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'info' => 'alert-info',
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'warning' => 'alert-warning'
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];
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/**
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* @var array the options for rendering the close button tag.
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*/
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public $closeButton = [];
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public function init()
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{
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parent::init();
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$session = Yii::$app->session;
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$flashes = $session->getAllFlashes();
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$appendCss = isset($this->options['class']) ? ' ' . $this->options['class'] : '';
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foreach ($flashes as $type => $data) {
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if (isset($this->alertTypes[$type])) {
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$data = (array) $data;
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foreach ($data as $i => $message) {
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/* initialize css class for each alert box */
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$this->options['class'] = $this->alertTypes[$type] . $appendCss;
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/* assign unique id to each alert box */
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$this->options['id'] = $this->getId() . '-' . $type . '-' . $i;
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echo \yii\bootstrap\Alert::widget([
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'body' => $message,
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'closeButton' => $this->closeButton,
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'options' => $this->options,
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]);
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}
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$session->removeFlash($type);
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}
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}
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}
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}
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