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<?php |
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namespace mQueue\View\Helper; |
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use Zend_Controller_Action_HelperBroker; |
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use Zend_View_Helper_Abstract; |
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/** |
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* Noumenal PHP Library. |
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* |
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* PHP classes built on top of Zend Framework. (http://framework.zend.com/) |
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* |
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* Bug Reports: [email protected] |
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* Questions : https://noumenal.fogbugz.com/default.asp?noumenal |
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* |
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* LICENSE |
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* |
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* This source file is subject to the new BSD license that is bundled |
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* with this package in the file noumenal-new-bsd-licence.txt. |
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* It is also available through the world-wide-web at this URL: |
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* |
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* http://noumenal.co.uk/license/new-bsd |
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* |
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* If you did not receive a copy of the license and are unable to |
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* obtain it through the world-wide-web, please send an email |
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* to [email protected] so we can send you a copy immediately. |
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* |
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* ATTRIBUTION |
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* |
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* Beyond maintaining the Copyright Notice and Licence, attribution is |
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* appreciated but not required. Please attribute where appropriate by |
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* linking to: |
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* |
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* http://noumenal.co.uk/ |
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* |
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* @author Carlton Gibson <[email protected]> |
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* @copyright Copyright (c) 2009 Noumenal Software Ltd. (http://noumenal.co.uk/) |
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* @license http://noumenal.co.uk/license/new-bsd New BSD License |
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* |
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* @version $Revision: 3 $ $Date: 2009-08-13 16:02:49 +0100 (Thu, 13 Aug 2009) $ modified for specific purpose |
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*/ |
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/** |
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* View Helper to Display Flash Messages. |
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* |
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* Checks for messages from previous requests and from the current request. |
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* |
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* Checks for `array($key => $value)` pairs in FlashMessenger's messages array. |
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* If such a pair is found, $key is taken as the "message level", $value as the |
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* message. (Simple strings are provided a default level of 'warning'.) |
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* |
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* NOTE: MESSAGES ARE PRESUMED TO BE SAFE HTML. IF REDISPLAYING USER |
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* INPUT, ESCAPE ALL MESSAGES PRIOR TO ADDING TO FLASHMESSENGER. |
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*/ |
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class FlashMessenger extends Zend_View_Helper_Abstract |
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{ |
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/** |
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* @var Zend_Controller_Action_Helper_FlashMessenger |
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*/ |
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private $_flashMessenger; |
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/** |
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* If the flashmessenger is postoned it will do nothing on first call. |
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* |
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* @var bool |
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*/ |
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private $isPostponed = false; |
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/** |
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* Initializing stuff. Provides fluid interface. |
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*/ |
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public function flashMessenger() |
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{ |
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return $this; |
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} |
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/** |
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* Render the flash messages |
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* |
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* @return string flash messages formatted as div |
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*/ |
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public function __toString() |
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{ |
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if ($this->isPostponed) { |
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$this->isPostponed = false; |
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return ''; |
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} |
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$flashMessenger = $this->_getFlashMessenger(); |
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//get messages from previous requests |
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$messages = $flashMessenger->getMessages(); |
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//add any messages from this request |
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if ($flashMessenger->hasCurrentMessages()) { |
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$messages = array_merge( |
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$messages, $flashMessenger->getCurrentMessages() |
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); |
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//we don't need to display them twice. |
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$flashMessenger->clearCurrentMessages(); |
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} |
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//initialise return string |
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$output = ''; |
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//process messages |
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foreach ($messages as $message) { |
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$level = 'notice'; |
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if (is_array($message)) { |
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[$level, $message] = each($message); |
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} |
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$output .= '<div class="flashmessenger ' . $level . '">' . $message . '</div>'; |
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} |
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return $output; |
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} |
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/** |
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* Postpone the flash messages to the next next call. The next call will return empty string. |
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* |
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* @param $isPostponed |
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*/ |
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public function postpone($isPostponed = true): void |
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{ |
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$this->isPostponed = $isPostponed; |
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} |
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/** |
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* Returns the flash messenger |
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* |
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* @return Zend_Controller_Action_Helper_FlashMessenger |
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*/ |
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protected function _getFlashMessenger() |
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{ |
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if (null === $this->_flashMessenger) { |
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$this->_flashMessenger = Zend_Controller_Action_HelperBroker::getStaticHelper('FlashMessenger'); |
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} |
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return $this->_flashMessenger; |
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} |
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} |
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PowerKiKi /
mqueue
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