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146 lines
No EOL
3.5 KiB
PHP
146 lines
No EOL
3.5 KiB
PHP
<?php
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namespace Luracast\Restler;
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use Luracast\Restler\Format\HtmlFormat;
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/**
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* Storing and retrieving a message or array of key value pairs for one time use using $_SESSION
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*
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* They are typically used in view templates when using HtmlFormat
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*
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* @category Framework
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* @package Restler
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* @author R.Arul Kumaran <arul@luracast.com>
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* @copyright 2010 Luracast
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* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
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* @link http://luracast.com/products/restler/
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* @version 3.0.0rc5
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*/
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class Flash //implements \JsonSerializable
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{
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const SUCCESS = 'success';
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const INFO = 'info';
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const WARNING = 'warning';
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const DANGER = 'danger';
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/**
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* @var Flash
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*/
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private static $instance;
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private $usedOnce = false;
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/**
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* Flash a success message to user
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*
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* @param string $message
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* @param string $header
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*
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* @return Flash
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*/
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public static function success($message, $header = '')
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{
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return static::message($message, $header, Flash::SUCCESS);
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}
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/**
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* Flash a info message to user
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*
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* @param string $message
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* @param string $header
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*
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* @return Flash
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*/
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public static function info($message, $header = '')
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{
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return static::message($message, $header, Flash::INFO);
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}
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/**
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* Flash a warning message to user
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*
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* @param string $message
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* @param string $header
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*
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* @return Flash
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*/
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public static function warning($message, $header = '')
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{
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return static::message($message, $header, Flash::WARNING);
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}
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/**
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* Flash a error message to user
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*
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* @param string $message
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* @param string $header
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*
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* @return Flash
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*/
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public static function danger($message, $header = '')
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{
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return static::message($message, $header, Flash::DANGER);
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}
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/**
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* Flash a message to user
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*
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* @param string $text message text
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* @param string $header
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* @param string $type
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*
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* @return Flash
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*/
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public static function message($text, $header = '', $type = Flash::WARNING)
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{
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return static::set(array('message' => $text, 'header' => $header, 'type' => $type));
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}
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/**
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* Set some data for one time use
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*
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* @param array $data array of key value pairs {@type associative}
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*
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* @return Flash
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*/
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public static function set(array $data)
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{
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if (!static::$instance)
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static::$instance = new Flash();
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if (!isset($_SESSION['flash']))
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$_SESSION['flash'] = array();
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$_SESSION['flash'] += $data;
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HtmlFormat::$data['flash'] = static::$instance;
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return static::$instance;
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}
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public function __get($name)
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{
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$this->usedOnce = true;
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return Util::nestedValue($_SESSION, 'flash', $name);
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}
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public function __isset($name)
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{
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return !is_null(Util::nestedValue($_SESSION, 'flash', $name));
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}
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public function __destruct()
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{
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if ($this->usedOnce)
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unset($_SESSION['flash']);
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}
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/**
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* Specify data which should be serialized to JSON
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* @link http://php.net/manual/en/jsonserializable.jsonserialize.php
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* @return mixed data which can be serialized by <b>json_encode</b>,
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* which is a value of any type other than a resource.
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*/
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public function jsonSerialize()
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{
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$this->usedOnce = true;
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return isset($_SESSION['flash'])
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? $_SESSION['flash']
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: array();
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}
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} |