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<?php |
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/** |
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* @package Flextype Components |
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* |
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* @author Sergey Romanenko <[email protected]> |
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* @link http://components.flextype.org |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Flextype\Component\Notification; |
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class Notification |
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{ |
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/** |
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* Notifications session key |
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* |
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* @var string |
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*/ |
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const SESSION_KEY = 'notifications'; |
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/** |
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* Notifications array |
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* |
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* @var array |
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*/ |
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private static $notifications = []; |
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/** |
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* Returns a specific variable from the Notifications array. |
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* |
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* echo Notification::get('success'); |
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* echo Notification::get('errors'); |
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* |
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* @param string $key Variable name |
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* @return mixed |
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*/ |
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public static function get(string $key) |
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{ |
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return isset(Notification::$notifications[$key]) ? Notification::$notifications[$key] : null; |
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} |
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/** |
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* Adds specific variable to the Notifications array. |
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* |
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* Notification::set('success', 'Data has been saved with success!'); |
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* Notification::set('errors', 'Data not saved!'); |
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* |
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* @param string $key Variable name |
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* @param mixed $value Variable value |
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*/ |
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public static function set(string $key, $value) : void |
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{ |
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$_SESSION[Notification::SESSION_KEY][$key] = $value; |
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} |
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/** |
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* Adds specific variable to the Notifications array for current page. |
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* |
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* Notification::setNow('success', 'Success!'); |
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* |
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* @param string $var Variable name |
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* @param mixed $value Variable value |
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*/ |
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public static function setNow(string $key, $value) : void |
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{ |
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Notification::$notifications[$key] = $value; |
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} |
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/** |
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* Clears the Notifications array. |
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* |
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* Notification::clean(); |
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* |
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* Data that previous pages stored will not be deleted, just the data that |
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* this page stored itself. |
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*/ |
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public static function clean() : void |
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{ |
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$_SESSION[Notification::SESSION_KEY] = []; |
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} |
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/** |
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* Initializes the Notification service. |
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* |
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* Notification::init(); |
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* |
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* This will read notification/flash data from the $_SESSION variable and load it into |
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* the $this->previous array. |
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*/ |
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public static function init() : void |
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{ |
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if ( ! empty($_SESSION[Notification::SESSION_KEY]) && is_array($_SESSION[Notification::SESSION_KEY])) { |
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Notification::$notifications = $_SESSION[Notification::SESSION_KEY]; |
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} |
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$_SESSION[Notification::SESSION_KEY] = []; |
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} |
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} |
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flextype-components /
notification
