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<?php
/**
* Kunena Component
* @package Kunena.Framework
* @subpackage Forum.Announcement
*
* @copyright (C) 2008 - 2014 Kunena Team. All rights reserved.
* @license http://www.gnu.org/copyleft/gpl.html GNU/GPL
* @link http://www.kunena.org
**/
defined ( '_JEXEC' ) or die ();
/**
* Class KunenaForumAnnouncement
*
* @property int $id
* @property string $title
* @property int $created_by
* @property string $sdescription
* @property string $description
* @property string $created
* @property int $published
* @property int $ordering
* @property int $showdate
*/
class KunenaForumAnnouncement extends KunenaDatabaseObject {
protected $_table = 'KunenaAnnouncements';
protected $_date = null;
protected $_author = null;
protected $_authcache = null;
protected $_authfcache = null;
protected static $actions = array(
'none'=>array(),
'read'=>array('Read'),
'create'=>array('New', 'NotBanned', 'Write'),
'edit'=>array('Read', 'NotBanned', 'Write'),
'delete'=>array('Read', 'NotBanned', 'Write'),
);
/**
* @param mixed $properties
*/
public function __construct($properties = null) {
if ($properties !== null) {
$this->setProperties($properties);
} else {
$table = $this->getTable ();
$table->published = 1;
$table->showdate = 1;
$this->setProperties ( $table->getProperties () );
}
}
/**
* Returns the global KunenaForumAnnouncement object.
*
* @param null $identifier Announcement id to load.
* @param bool $reload
*
* @return KunenaForumAnnouncement
*/
static public function getInstance($identifier = null, $reload = false) {
return KunenaForumAnnouncementHelper::get($identifier, $reload);
}
/**
* Return URL pointing to the Announcement layout.
*
* @param string $layout
* @param bool $xhtml
*
* @return string
*/
public function getUrl($layout = 'default', $xhtml = true) {
$uri = $this->getUri($layout);
return KunenaRoute::_($uri, $xhtml);
}
/**
* Return JUri object pointing to the Announcement layout.
*
* @param string $layout
*
* @return JUri
*/
public function getUri($layout = 'default') {
$uri = new JUri('index.php?option=com_kunena&view=announcement');
if ($layout) $uri->setVar('layout', $layout);
if ($this->id) $uri->setVar('id', $this->id);
return $uri;
}
/**
* Return URL pointing to the Announcement task.
*
* @param string $task
* @param bool $xhtml
*
* @return string
*/
public function getTaskUrl($task = null, $xhtml = true) {
$uri = $this->getTaskUri($task);
return KunenaRoute::_($uri, $xhtml);
}
/**
* Return JUri object pointing to the Announcement task.
*
* @param string $task
*
* @return JUri
*/
public function getTaskUri($task = null) {
$uri = new JUri('index.php?option=com_kunena&view=announcement');
if ($task) $uri->setVar('task', $task);
if ($this->id) $uri->setVar('id', $this->id);
if ($task) $uri->setVar(JSession::getFormToken(), 1);
return $uri;
}
/**
* @param string $field
* @param string $mode
*
* @return int|string
*/
public function displayField($field, $mode=null) {
switch ($field) {
case 'id':
return intval($this->id);
case 'title':
return KunenaHtmlParser::parseText($this->title);
case 'sdescription':
return KunenaHtmlParser::parseBBCode($this->sdescription);
case 'description':
return KunenaHtmlParser::parseBBCode($this->description ? $this->description : $this->sdescription);
case 'created_by':
return $this->getAuthor()->getLink();
case 'created':
if (!$mode) $mode = 'date_today';
return $this->getCreationDate()->toKunena($mode);
}
return '';
}
/**
* @return KunenaUser
*/
public function getAuthor() {
if (!$this->_author)
$this->_author = KunenaUser::getInstance((int)$this->created_by);
return $this->_author;
}
/**
* @return KunenaDate
*/
public function getCreationDate() {
if (!$this->_date)
$this->_date = KunenaDate::getInstance($this->created);
return $this->_date;
}
/**
* @param string $action
* @param mixed $user
* @param bool $silent
*
* @return bool
*/
public function authorise($action='read', $user=null, $silent=false) {
if ($action == 'none') return true;
if ($user === null) {
$user = KunenaUserHelper::getMyself();
} elseif (!($user instanceof KunenaUser)) {
$user = KunenaUserHelper::get($user);
}
if (empty($this->_authcache[$user->userid][$action])) {
if (!isset(self::$actions[$action])) {
JError::raiseError(500, JText::sprintf ( 'COM_KUNENA_LIB_AUTHORISE_INVALID_ACTION', $action ) );
return false;
}
$this->_authcache[$user->userid][$action] = null;
foreach (self::$actions[$action] as $function) {
if (!isset($this->_authfcache[$user->userid][$function])) {
$authFunction = 'authorise'.$function;
$this->_authfcache[$user->userid][$function] = $this->$authFunction($user);
}
$error = $this->_authfcache[$user->userid][$function];
if ($error) {
$this->_authcache[$user->userid][$action] = $error;
break;
}
}
}
$error = $this->_authcache[$user->userid][$action];
if ($silent === false && $error) $this->setError ( $error );
if ($silent !== null) $error = !$error;
return $error;
}
/**
* @return bool
*/
public function check() {
return true;
}
// Internal functions
protected function saveInternal() {
/** @var JCache|JCacheController $cache */
$cache = JFactory::getCache('com_kunena', 'output');
$cache->remove('announcement', 'global');
}
/**
* @param KunenaUser $user
*
* @return null|string
*/
protected function authoriseNew(KunenaUser $user) {
if ($this->exists()) {
return JText::_ ( 'COM_KUNENA_NO_ACCESS' );
}
return null;
}
/**
* @param KunenaUser $user
*
* @return null|string
*/
protected function authoriseRead(KunenaUser $user) {
if (!$this->exists() || ($this->published != 1 && !$user->isModerator())) {
return JText::_ ( 'COM_KUNENA_NO_ACCESS' );
}
return null;
}
/**
* @param KunenaUser $user
*
* @return null|string
*/
protected function authoriseNotBanned(KunenaUser $user) {
$banned = $user->isBanned();
if ($banned) {
$banned = KunenaUserBan::getInstanceByUserid($user->userid, true);
if (!$banned->isLifetime()) {
return JText::sprintf ( 'COM_KUNENA_POST_ERROR_USER_BANNED_NOACCESS_EXPIRY', KunenaDate::getInstance($banned->expiration)->toKunena());
} else {
return JText::_ ( 'COM_KUNENA_POST_ERROR_USER_BANNED_NOACCESS' );
}
}
return null;
}
/**
* @param KunenaUser $user
*
* @return null|string
*/
protected function authoriseWrite(KunenaUser $user) {
// Check that user is global moderator
if (!$user->userid || !$user->isModerator()) {
return JText::_ ( 'COM_KUNENA_POST_NOT_MODERATOR' );
}
return null;
}
}