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<?php |
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/* |
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* This file is part of the MilioooMessageBundle package. |
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* |
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* (c) Michiel boeckaert <[email protected]> |
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* This source file is subject to the MIT license that is bundled |
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* with this source code in the file LICENSE. |
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*/ |
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namespace Miliooo\MessagingBundle\Twig\Extension; |
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use Miliooo\Messaging\User\ParticipantProviderInterface; |
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use Miliooo\Messaging\Model\MessageInterface; |
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use Miliooo\Messaging\Model\MessageMetaInterface; |
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use Miliooo\Messaging\Model\ThreadInterface; |
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use Miliooo\Messaging\Notifications\UnreadMessagesProviderInterface; |
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/** |
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* Twig extension class |
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* |
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* There is a problem with using the securityToken directly here since it does not get populated in time. |
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* http://stackoverflow.com/questions/18770467/ |
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* |
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* @author Michiel Boeckaert <[email protected]> |
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*/ |
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class MessagingExtension extends \Twig_Extension |
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{ |
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/** |
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* A participant provider instance. |
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* |
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* @var ParticipantProviderInterface |
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*/ |
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protected $participantProvider; |
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/** |
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* An unread messages provider instance. |
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* |
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* @var UnreadMessagesProviderInterface |
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*/ |
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protected $unreadMessagesProvider; |
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public function __construct( |
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ParticipantProviderInterface $participantProvider, |
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UnreadMessagesProviderInterface $unreadMessagesProvider |
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) { |
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$this->participantProvider = $participantProvider; |
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$this->unreadMessagesProvider = $unreadMessagesProvider; |
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} |
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/** |
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* Returns a list of functions to add to the existing list. |
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* |
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* @return array An array of functions |
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*/ |
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public function getFunctions() |
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{ |
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return [ |
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new \Twig_SimpleFunction('miliooo_messaging_is_new_read', array($this, 'isMessageNewRead')), |
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new \Twig_SimpleFunction('miliooo_messaging_thread_unread_count', array($this, 'getThreadUnreadCount')), |
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new \Twig_SimpleFunction('miliooo_messaging_unread_messages_count', array($this, 'getUnreadMessagesCount')), |
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]; |
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} |
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/** |
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* Checks if the message needs a new read label. |
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* |
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* @param MessageInterface $message |
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* |
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* @return boolean true if it's a new read message for the logged in user |
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* false if no message meta found for the logged in user |
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* or not a new read message for the logged in user |
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*/ |
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public function isMessageNewRead(MessageInterface $message) |
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{ |
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$currentUser = $this->participantProvider->getAuthenticatedParticipant(); |
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$messageMeta = $message->getMessageMetaForParticipant($currentUser); |
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if ($messageMeta) { |
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return ( |
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// if this is not null this means we changed the read status, |
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// Since we changed it in read it was unread before |
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$messageMeta->getPreviousReadStatus() !== null |
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&& |
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//the current read status is already read, this is because we marked this message as read |
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// just before sending it to the output. |
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$messageMeta->getReadStatus() === MessageMetaInterface::READ_STATUS_READ |
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); |
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} |
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//this can happen if you let non participants (eg admin) see a thread |
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return false; |
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} |
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/** |
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* Checks how many unread messages a thread has for the logged in participant |
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* |
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* @param ThreadInterface $thread The thread we check |
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* |
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* @return integer The number of unread messages for this thread for the participant |
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*/ |
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public function getThreadUnreadCount(ThreadInterface $thread) |
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{ |
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$currentUser = $this->participantProvider->getAuthenticatedParticipant(); |
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$threadMeta = $thread->getThreadMetaForParticipant($currentUser); |
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//the current user is not part of this thread conversation let's just return zero |
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if (!$threadMeta) { |
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return 0; |
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} |
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return $threadMeta->getUnreadMessageCount(); |
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} |
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/** |
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* Gets the total unread messages count for the logged in user. |
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* |
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* @return integer The unread messages count for the logged in user |
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*/ |
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public function getUnreadMessagesCount() |
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{ |
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$currentUser = $this->participantProvider->getAuthenticatedParticipant(); |
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return $this->unreadMessagesProvider->getUnreadMessageCountForParticipant($currentUser); |
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} |
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/** |
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* Returns the name of the extension. |
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* |
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* @return string The extension name |
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*/ |
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public function getName() |
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{ |
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return 'miliooo_messaging'; |
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} |
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} |
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Miliooo /
MilioooMessageBundle
