PHP KunenaForumCategoryHelper::getCategories方法代码示例

 function prune()
 {
     if (!JRequest::checkToken()) {
         $this->app->enqueueMessage(JText::_('COM_KUNENA_ERROR_TOKEN'), 'error');
         $this->setRedirect(KunenaRoute::_($this->baseurl, false));
         return;
     }
     $categories = KunenaForumCategoryHelper::getCategories(JRequest::getVar('prune_forum', array(0)), false, 'admin');
     if (!$categories) {
         $this->app->enqueueMessage(JText::_('COM_KUNENA_CHOOSEFORUMTOPRUNE'), 'error');
         $this->setRedirect(KunenaRoute::_($this->baseurl, false));
         return;
     }
     // Convert days to seconds for timestamp functions...
     $prune_days = JRequest::getInt('prune_days', 36500);
     $prune_date = JFactory::getDate()->toUnix() - $prune_days * 86400;
     $trashdelete = JRequest::getInt('trashdelete', 0);
     $where = array();
     $where[] = " AND tt.last_post_time < {$prune_date}";
     $controloptions = JRequest::getString('controloptions', 0);
     if ($controloptions == 'answered') {
         $where[] = 'AND tt.posts>1';
     } elseif ($controloptions == 'unanswered') {
         $where[] = 'AND tt.posts=1';
     } elseif ($controloptions == 'locked') {
         $where[] = 'AND tt.locked>0';
     } elseif ($controloptions == 'deleted') {
         $where[] = 'AND tt.hold IN (2,3)';
     } elseif ($controloptions == 'unapproved') {
         $where[] = 'AND tt.hold=1';
     } elseif ($controloptions == 'shadow') {
         $where[] = 'AND tt.moved_id>0';
     } elseif ($controloptions == 'normal') {
         $where[] = 'AND tt.locked=0';
     } elseif ($controloptions == 'all') {
         // No filtering
     } else {
         $where[] = 'AND 0';
     }
     // Keep sticky topics?
     if (JRequest::getInt('keepsticky', 1)) {
         $where[] = ' AND tt.ordering=0';
     }
     $where = implode(' ', $where);
     $params = array('where' => $where);
     $count = 0;
     foreach ($categories as $category) {
         if ($trashdelete) {
             $count += $category->purge($prune_date, $params);
         } else {
             $count += $category->trash($prune_date, $params);
         }
     }
     if ($trashdelete) {
         $this->app->enqueueMessage("" . JText::_('COM_KUNENA_FORUMPRUNEDFOR') . " " . $prune_days . " " . JText::_('COM_KUNENA_PRUNEDAYS') . "; " . JText::_('COM_KUNENA_PRUNEDELETED') . " {$count} " . JText::_('COM_KUNENA_PRUNETHREADS'));
     } else {
         $this->app->enqueueMessage("" . JText::_('COM_KUNENA_FORUMPRUNEDFOR') . " " . $prune_days . " " . JText::_('COM_KUNENA_PRUNEDAYS') . "; " . JText::_('COM_KUNENA_PRUNETRASHED') . " {$count} " . JText::_('COM_KUNENA_PRUNETHREADS'));
     }
     $this->setRedirect(KunenaRoute::_($this->baseurl, false));
 }

	/**
	 * Get categories for a specific user.
	 *
	 * @param bool|array|int	$ids		The category ids to load.
	 * @param mixed				$user		The user id to load.
	 *
	 * @return KunenaForumCategoryUser[]
	 */
	static public function getCategories($ids = false, $user = null)
	{
		$user = KunenaUserHelper::get($user);

		if ($ids === false)
		{
			// Get categories which are seen by current user
			$ids = KunenaForumCategoryHelper::getCategories();
		}
		elseif (!is_array ($ids) )
		{
			$ids = array($ids);
		}

		// Convert category objects into ids
		foreach ($ids as $i => $id)
		{
			if ($id instanceof KunenaForumCategory) $ids[$i] = $id->id;
		}

		$ids = array_unique($ids);
		self::loadCategories($ids, $user);

		$list = array ();
		foreach ( $ids as $id )
		{
			if (!empty(self::$_instances [$user->userid][$id])) {
				$list [$id] = self::$_instances [$user->userid][$id];
			}
		}

		return $list;
	}

	/**
	 * Test getCategories()
	 */
	public function testGetCategories() {
		$categories = KunenaForumCategoryHelper::getCategories();
		$categoryusers = KunenaForumCategoryUserHelper::getCategories();
		foreach ($categories as $category) {
			$this->assertTrue(isset($categoryusers[$category->id]));
			$this->assertEquals($category->id, $categoryusers[$category->id]->category_id);
		}
	}

	static public function getSubscriptions($user = null) {
		$user = KunenaUserHelper::get($user);
		$db = JFactory::getDBO ();
		$query = "SELECT category_id FROM #__kunena_user_categories WHERE user_id={$db->Quote($user->userid)} AND subscribed=1";
		$db->setQuery ( $query );
		$subscribed = (array) $db->loadResultArray ();
		if (KunenaError::checkDatabaseError()) return;
		return KunenaForumCategoryHelper::getCategories($subscribed);
	}

	/**
	 * Test getCategories()
	 */
	public function testGetAllCategories() {
		$categories = KunenaForumCategoryHelper::getCategories();
		$this->assertInternalType('array', $categories);
		foreach ($categories as $id=>$category) {
			$this->assertEquals($id, $category->id);
			$this->assertTrue($category->exists());
			$this->assertSame($category, KunenaForumCategoryHelper::get($id));
		}
	}

	function save() {
		$db = JFactory::getDBO ();
		$app = JFactory::getApplication ();
		if (! JRequest::checkToken ()) {
			$app->enqueueMessage ( JText::_ ( 'COM_KUNENA_ERROR_TOKEN' ), 'error' );
			$app->redirect ( KunenaRoute::_($this->baseurl, false) );
		}

		$newview = JRequest::getVar ( 'newview' );
		$newrank = JRequest::getVar ( 'newrank' );
		$signature = JRequest::getVar ( 'message' );
		$deleteSig = JRequest::getVar ( 'deleteSig' );
		$moderator = JRequest::getInt ( 'moderator' );
		$uid = JRequest::getInt ( 'uid' );
		$avatar = JRequest::getVar ( 'avatar' );
		$deleteAvatar = JRequest::getVar ( 'deleteAvatar' );
		$neworder = JRequest::getInt ( 'neworder' );
		$modCatids = $moderator ? JRequest::getVar ( 'catid', array () ) : array();

		if ($deleteSig == 1) {
			$signature = "";
		}
		$avatar = '';
		if ($deleteAvatar == 1) {
			$avatar = ",avatar=''";
		}

		$db->setQuery ( "UPDATE #__kunena_users SET signature={$db->quote($signature)}, view='$newview', ordering='$neworder', rank='$newrank' $avatar WHERE userid='$uid'" );
		$db->query ();
		if (KunenaError::checkDatabaseError()) return;

		$app->enqueueMessage ( JText::_ ( 'COM_KUNENA_USER_PROFILE_SAVED_SUCCESSFULLY' ) );

		// Update moderator rights
		$me = KunenaUserHelper::getMyself();
		$categories = KunenaForumCategoryHelper::getCategories(false, false, 'admin');
		$user = KunenaFactory::getUser($uid);
		foreach ($categories as $category) {
			$category->setModerator($user, in_array($category->id, $modCatids));
		}
		// Global moderator is a special case
		if ($me->isAdmin()) {
			KunenaFactory::getAccessControl()->setModerator(0, $user, in_array(0, $modCatids));
		}
		$app->redirect ( KunenaRoute::_($this->baseurl, false) );
	}

 /**
  * Prepare topic list for moderators.
  *
  * @return void
  */
 protected function before()
 {
     parent::before();
     $this->me = KunenaUserHelper::getMyself();
     $access = KunenaAccess::getInstance();
     $this->moreUri = null;
     $params = $this->app->getParams('com_kunena');
     $start = $this->input->getInt('limitstart', 0);
     $limit = $this->input->getInt('limit', 0);
     if ($limit < 1 || $limit > 100) {
         $limit = $this->config->threads_per_page;
     }
     // Get configuration from menu item.
     $categoryIds = $params->get('topics_categories', array());
     $reverse = !$params->get('topics_catselection', 1);
     // Make sure that category list is an array.
     if (!is_array($categoryIds)) {
         $categoryIds = explode(',', $categoryIds);
     }
     if (!$reverse && empty($categoryIds) || in_array(0, $categoryIds)) {
         $categoryIds = false;
     }
     $categories = KunenaForumCategoryHelper::getCategories($categoryIds, $reverse);
     $finder = new KunenaForumTopicFinder();
     $finder->filterByCategories($categories)->filterAnsweredBy(array_keys($access->getModerators() + $access->getAdmins()), true)->filterByMoved(false)->where('locked', '=', 0);
     $this->pagination = new KunenaPagination($finder->count(), $start, $limit);
     if ($this->moreUri) {
         $this->pagination->setUri($this->moreUri);
     }
     $this->topics = $finder->order('last_post_time', -1)->start($this->pagination->limitstart)->limit($this->pagination->limit)->find();
     if ($this->topics) {
         $this->prepareTopics();
     }
     $actions = array('delete', 'approve', 'undelete', 'move', 'permdelete');
     $this->actions = $this->getTopicActions($this->topics, $actions);
     // TODO <-
     $this->headerText = JText::_('Topics Needing Attention');
 }

 /**
  * @param mixed $categories
  * @param int   $limitstart
  * @param int   $limit
  * @param array $params
  *
  * @return array|KunenaForumTopic[]
  */
 public static function getLatestTopics($categories = false, $limitstart = 0, $limit = 0, $params = array())
 {
     KUNENA_PROFILER ? KunenaProfiler::instance()->start('function ' . __CLASS__ . '::' . __FUNCTION__ . '()') : null;
     $db = JFactory::getDBO();
     $config = KunenaFactory::getConfig();
     if ($limit < 1 && empty($params['nolimit'])) {
         $limit = $config->threads_per_page;
     }
     $reverse = isset($params['reverse']) ? (int) $params['reverse'] : 0;
     $orderby = isset($params['orderby']) ? (string) $params['orderby'] : 'tt.last_post_time DESC';
     $starttime = isset($params['starttime']) ? (int) $params['starttime'] : 0;
     $user = isset($params['user']) ? KunenaUserHelper::get($params['user']) : KunenaUserHelper::getMyself();
     $hold = isset($params['hold']) ? (string) $params['hold'] : 0;
     $moved = isset($params['moved']) ? (string) $params['moved'] : 0;
     $where = isset($params['where']) ? (string) $params['where'] : '';
     if (strstr('ut.last_', $orderby)) {
         $post_time_field = 'ut.last_post_time';
     } elseif (strstr('tt.first_', $orderby)) {
         $post_time_field = 'tt.first_post_time';
     } else {
         $post_time_field = 'tt.last_post_time';
     }
     $categories = KunenaForumCategoryHelper::getCategories($categories, $reverse);
     $catlist = array();
     foreach ($categories as $category) {
         $catlist += $category->getChannels();
     }
     if (empty($catlist)) {
         KUNENA_PROFILER ? KunenaProfiler::instance()->stop('function ' . __CLASS__ . '::' . __FUNCTION__ . '()') : null;
         return array(0, array());
     }
     $catlist = implode(',', array_keys($catlist));
     $whereuser = array();
     if (!empty($params['started'])) {
         $whereuser[] = 'ut.owner=1';
     }
     if (!empty($params['replied'])) {
         $whereuser[] = '(ut.owner=0 AND ut.posts>0)';
     }
     if (!empty($params['posted'])) {
         $whereuser[] = 'ut.posts>0';
     }
     if (!empty($params['favorited'])) {
         $whereuser[] = 'ut.favorite=1';
     }
     if (!empty($params['subscribed'])) {
         $whereuser[] = 'ut.subscribed=1';
     }
     if ($config->keywords || $config->userkeywords) {
         $kwids = array();
         if (!empty($params['keywords'])) {
             $keywords = KunenaKeywordHelper::getByKeywords($params['keywords']);
             foreach ($keywords as $keyword) {
                 $kwids[] = $keyword->id;
             }
             $kwids = implode(',', $kwids);
         }
         //TODO: add support for keywords (example:)
         /* SELECT tt.*, COUNT(*) AS score FROM #__kunena_keywords_map AS km
         			INNER JOIN #__kunena_topics` AS tt ON km.topic_id=tt.id
         			WHERE km.keyword_id IN (1,2) AND km.user_id IN (0,62)
         			GROUP BY topic_id
         			ORDER BY score DESC, tt.last_post_time DESC */
     }
     $wheretime = $starttime ? " AND {$post_time_field}>{$db->Quote($starttime)}" : '';
     $whereuser = $whereuser ? " AND ut.user_id={$db->Quote($user->userid)} AND (" . implode(' OR ', $whereuser) . ')' : '';
     $where = "tt.hold IN ({$hold}) AND tt.category_id IN ({$catlist}) {$whereuser} {$wheretime} {$where}";
     if (!$moved) {
         $where .= " AND tt.moved_id='0'";
     }
     // Get total count
     if ($whereuser) {
         $query = "SELECT COUNT(*) FROM #__kunena_user_topics AS ut INNER JOIN #__kunena_topics AS tt ON tt.id=ut.topic_id WHERE {$where}";
     } else {
         $query = "SELECT COUNT(*) FROM #__kunena_topics AS tt WHERE {$where}";
     }
     $db->setQuery($query);
     $total = (int) $db->loadResult();
     if (KunenaError::checkDatabaseError() || !$total) {
         KUNENA_PROFILER ? KunenaProfiler::instance()->stop('function ' . __CLASS__ . '::' . __FUNCTION__ . '()') : null;
         return array(0, array());
     }
     // If out of range, use last page
     if ($limit && $total < $limitstart) {
         $limitstart = intval($total / $limit) * $limit;
     }
     // Get items
     if ($whereuser) {
         $query = "SELECT tt.*, ut.posts AS myposts, ut.last_post_id AS my_last_post_id, ut.favorite, tt.last_post_id AS lastread, 0 AS unread\r\n\t\t\t\tFROM #__kunena_user_topics AS ut\r\n\t\t\t\tINNER JOIN #__kunena_topics AS tt ON tt.id=ut.topic_id\r\n\t\t\t\tWHERE {$where} ORDER BY {$orderby}";
     } else {
         $query = "SELECT tt.*, ut.posts AS myposts, ut.last_post_id AS my_last_post_id, ut.favorite, tt.last_post_id AS lastread, 0 AS unread\r\n\t\t\t\tFROM #__kunena_topics AS tt\r\n\t\t\t\tLEFT JOIN #__kunena_user_topics AS ut ON tt.id=ut.topic_id AND ut.user_id={$db->Quote($user->userid)}\r\n\t\t\t\tWHERE {$where} ORDER BY {$orderby}";
     }
//.........这里部分代码省略.........

 /**
  * @param bool|array|int  $categories
  * @param int   $limitstart
  * @param int   $limit
  * @param array $params
  *
  * @return array
  */
 public static function getLatestMessages($categories = false, $limitstart = 0, $limit = 0, $params = array())
 {
     $reverse = isset($params['reverse']) ? (int) $params['reverse'] : 0;
     $orderby = isset($params['orderby']) ? (string) $params['orderby'] : 'm.time DESC';
     $starttime = isset($params['starttime']) ? (int) $params['starttime'] : 0;
     $mode = isset($params['mode']) ? $params['mode'] : 'recent';
     $user = isset($params['user']) ? $params['user'] : false;
     $where = isset($params['where']) ? (string) $params['where'] : '';
     $childforums = isset($params['childforums']) ? (bool) $params['childforums'] : false;
     $db = JFactory::getDBO();
     // FIXME: use right config setting
     if ($limit < 1 && empty($params['nolimit'])) {
         $limit = KunenaFactory::getConfig()->threads_per_page;
     }
     $query = $db->getQuery(true);
     $query->select('m.*, t.message')->from('#__kunena_messages AS m')->innerJoin('#__kunena_messages_text AS t ON m.id = t.mesid')->where('m.moved=0')->order($orderby);
     $authorise = 'read';
     $hold = 'm.hold=0';
     $userfield = 'm.userid';
     switch ($mode) {
         case 'unapproved':
             $authorise = 'approve';
             $hold = "m.hold=1";
             break;
         case 'deleted':
             $authorise = 'undelete';
             $hold = "m.hold>=2";
             break;
         case 'mythanks':
             $userfield = 'th.userid';
             $query->innerJoin('#__kunena_thankyou AS th ON m.id = th.postid');
             break;
         case 'thankyou':
             $userfield = 'th.targetuserid';
             $query->innerJoin('#__kunena_thankyou AS th ON m.id = th.postid');
             break;
         case 'recent':
         default:
     }
     if (is_array($categories) && in_array(0, $categories)) {
         $categories = false;
     }
     $categories = KunenaForumCategoryHelper::getCategories($categories, $reverse, 'topic.' . $authorise);
     if ($childforums) {
         $categories += KunenaForumCategoryHelper::getChildren($categories, -1, array('action' => 'topic.' . $authorise));
     }
     $catlist = array();
     foreach ($categories as $category) {
         $catlist += $category->getChannels();
     }
     if (empty($catlist)) {
         return array(0, array());
     }
     $allowed = implode(',', array_keys($catlist));
     $query->where("m.catid IN ({$allowed})");
     $query->where($hold);
     if ($user) {
         $query->where("{$userfield}={$db->Quote($user)}");
     }
     // Negative time means no time
     if ($starttime == 0) {
         $starttime = KunenaFactory::getSession()->lasttime;
     } elseif ($starttime > 0) {
         $starttime = JFactory::getDate()->toUnix() - $starttime * 3600;
     }
     if ($starttime > 0) {
         $query->where("m.time>{$db->Quote($starttime)}");
     }
     if ($where) {
         $query->where($where);
     }
     $cquery = clone $query;
     $cquery->clear('select')->clear('order')->select('COUNT(*)');
     $db->setQuery($cquery);
     $total = (int) $db->loadResult();
     if (KunenaError::checkDatabaseError() || !$total) {
         return array(0, array());
     }
     // If out of range, use last page
     if ($limit && $total < $limitstart) {
         $limitstart = intval($total / $limit) * $limit;
     }
     $db->setQuery($query, $limitstart, $limit);
     $results = $db->loadAssocList();
     if (KunenaError::checkDatabaseError()) {
         return array(0, array());
     }
     $messages = array();
     foreach ($results as $result) {
         $instance = new KunenaForumMessage($result);
         $instance->exists(true);
         self::$_instances[$instance->id] = $instance;
//.........这里部分代码省略.........

 protected function DisplayCreate($tpl = null)
 {
     $this->setLayout('edit');
     // Get captcha
     $captcha = KunenaSpamRecaptcha::getInstance();
     if ($captcha->enabled()) {
         $this->captchaHtml = $captcha->getHtml();
         if (!$this->captchaHtml) {
             $this->app->enqueueMessage($captcha->getError(), 'error');
             $this->redirectBack();
             return;
         }
     }
     // Get saved message
     $saved = $this->app->getUserState('com_kunena.postfields');
     // Get topic icons if allowed
     if ($this->config->topicicons) {
         $this->topicIcons = $this->ktemplate->getTopicIcons(false, $saved ? $saved['icon_id'] : 0);
     }
     $categories = KunenaForumCategoryHelper::getCategories();
     $arrayanynomousbox = array();
     $arraypollcatid = array();
     foreach ($categories as $category) {
         if (!$category->isSection() && $category->allow_anonymous) {
             $arrayanynomousbox[] = '"' . $category->id . '":' . $category->post_anonymous;
         }
         if (!$category->isSection() && $category->allow_polls) {
             $arraypollcatid[] = '"' . $category->id . '":1';
         }
     }
     $arrayanynomousbox = implode(',', $arrayanynomousbox);
     $arraypollcatid = implode(',', $arraypollcatid);
     $this->document->addScriptDeclaration('var arrayanynomousbox={' . $arrayanynomousbox . '}');
     $this->document->addScriptDeclaration('var pollcategoriesid = {' . $arraypollcatid . '};');
     $cat_params = array('ordering' => 'ordering', 'toplevel' => 0, 'sections' => 0, 'direction' => 1, 'hide_lonely' => 1, 'action' => 'topic.create');
     $this->catid = $this->state->get('item.catid');
     $this->category = KunenaForumCategoryHelper::get($this->catid);
     list($this->topic, $this->message) = $this->category->newTopic($saved);
     if (!$this->topic->category_id) {
         $msg = JText::sprintf('COM_KUNENA_POST_NEW_TOPIC_NO_PERMISSIONS', $this->topic->getError());
         $this->app->enqueueMessage($msg, 'notice');
         return false;
     }
     $options = array();
     $selected = $this->topic->category_id;
     if ($this->config->pickup_category) {
         $options[] = JHtml::_('select.option', '', JText::_('COM_KUNENA_SELECT_CATEGORY'), 'value', 'text');
         $selected = 0;
     }
     if ($saved) {
         $selected = $saved['catid'];
     }
     $this->selectcatlist = JHtml::_('kunenaforum.categorylist', 'catid', $this->catid, $options, $cat_params, 'class="inputbox required"', 'value', 'text', $selected, 'postcatid');
     $this->_prepareDocument('create');
     $this->action = 'post';
     $this->allowedExtensions = KunenaAttachmentHelper::getExtensions($this->category);
     if ($arraypollcatid) {
         $this->poll = $this->topic->getPoll();
     }
     $this->post_anonymous = $saved ? $saved['anonymous'] : !empty($this->category->post_anonymous);
     $this->subscriptionschecked = $saved ? $saved['subscribe'] : $this->config->subscriptionschecked == 1;
     $this->app->setUserState('com_kunena.postfields', null);
     $this->render('Topic/Edit', $tpl);
 }

	/**
	 * Get messages where a user received (or said) Thank You
	 * @param int $userid
	 * @param bool $target
	 * @param int $limitstart
	 * @param int $limit
	 * @return Objectlist List of the wanted messages
	 */
	static public function getUserMessages($userid, $target=true, $limitstart=0, $limit=10) {
		$db = JFactory::getDBO();
		$field = 'targetuserid';
		if (!$target)
			$field = 'userid';
		$categories = KunenaForumCategoryHelper::getCategories();
		$catlist = implode(',', array_keys($categories));
		$query = "SELECT m.catid, m.thread, m.id
				FROM #__kunena_thankyou AS t
				INNER JOIN #__kunena_messages AS m ON m.id=t.postid
				INNER JOIN #__kunena_topics AS tt ON m.thread=tt.id
				WHERE m.catid IN ({$catlist}) AND m.hold=0 AND tt.hold=0 AND t.{$field}={$db->quote(intval($userid))}";
		$db->setQuery ( $query, (int) $limitstart, (int) $limit );
		$results = $db->loadObjectList ();
		KunenaError::checkDatabaseError();

		return $results;
	}

	function loadCategories() {
		KUNENA_PROFILER ? KunenaProfiler::instance()->start('function '.__CLASS__.'::'.__FUNCTION__.'()') : null;
		$categories = KunenaForumCategoryHelper::getCategories();
		self::$catidcache = array();
		foreach ($categories as $id=>$category) {
			self::$catidcache[$id] = self::stringURLSafe ( $category->name );
		}
		KUNENA_PROFILER ? KunenaProfiler::instance()->stop('function '.__CLASS__.'::'.__FUNCTION__.'()') : null;
	}

 /**
  * Prepare category index display.
  *
  * @return void
  */
 protected function before()
 {
     parent::before();
     $this->me = KunenaUserHelper::getMyself();
     // Get sections to display.
     $catid = $this->input->getInt('catid', 0);
     if ($catid) {
         $sections = KunenaForumCategoryHelper::getCategories($catid);
     } else {
         $sections = KunenaForumCategoryHelper::getChildren();
     }
     $sectionIds = array();
     $this->more[$catid] = 0;
     foreach ($sections as $key => $category) {
         $this->categories[$category->id] = array();
         $this->more[$category->id] = 0;
         // Display only categories which are supposed to show up.
         if ($catid || $category->params->get('display.index.parent', 3) > 0) {
             if ($catid || $category->params->get('display.index.children', 3) > 1) {
                 $sectionIds[] = $category->id;
             } else {
                 $this->more[$category->id]++;
             }
         } else {
             $this->more[$category->parent_id]++;
             unset($sections[$key]);
             continue;
         }
     }
     // Get categories and subcategories.
     if (empty($sections)) {
         return;
     }
     $this->sections = $sections;
     $categories = KunenaForumCategoryHelper::getChildren($sectionIds);
     if (empty($categories)) {
         return;
     }
     $categoryIds = array();
     $topicIds = array();
     $userIds = array();
     $postIds = array();
     foreach ($categories as $key => $category) {
         $this->more[$category->id] = 0;
         // Display only categories which are supposed to show up.
         if ($catid || $category->params->get('display.index.parent', 3) > 1) {
             if ($catid || $category->getParent()->params->get('display.index.children', 3) > 2 && $category->params->get('display.index.children', 3) > 2) {
                 $categoryIds[] = $category->id;
             } else {
                 $this->more[$category->id]++;
             }
         } else {
             $this->more[$category->parent_id]++;
             unset($categories[$key]);
             continue;
         }
         // Get list of topics.
         $last = $category->getLastCategory();
         if ($last->last_topic_id) {
             $topicIds[$last->last_topic_id] = $last->last_topic_id;
         }
         $this->categories[$category->parent_id][] = $category;
         $rssURL = $category->getRSSUrl();
         if (!empty($rssURL)) {
             $category->rssURL = $category->getRSSUrl();
         }
     }
     $subcategories = KunenaForumCategoryHelper::getChildren($categoryIds);
     foreach ($subcategories as $category) {
         // Display only categories which are supposed to show up.
         if ($catid || $category->params->get('display.index.parent', 3) > 2) {
             $this->categories[$category->parent_id][] = $category;
         } else {
             $this->more[$category->parent_id]++;
         }
     }
     // Pre-fetch topics (also display unauthorized topics as they are in allowed categories).
     $topics = KunenaForumTopicHelper::getTopics($topicIds, 'none');
     // Pre-fetch users (and get last post ids for moderators).
     foreach ($topics as $topic) {
         $userIds[$topic->last_post_userid] = $topic->last_post_userid;
         $postIds[$topic->id] = $topic->last_post_id;
     }
     KunenaUserHelper::loadUsers($userIds);
     KunenaForumMessageHelper::getMessages($postIds);
     // Pre-fetch user related stuff.
     $this->pending = array();
     if ($this->me->exists() && !$this->me->isBanned()) {
         // Load new topic counts.
         KunenaForumCategoryHelper::getNewTopics(array_keys($categories + $subcategories));
         // Get categories which are moderated by current user.
         $access = KunenaAccess::getInstance();
         $moderate = $access->getAdminStatus($this->me) + $access->getModeratorStatus($this->me);
         if (!empty($moderate[0])) {
             // Global moderators.
//.........这里部分代码省略.........

 /**
  * Prepare topic creation form.
  *
  * @return bool
  *
  * @throws RuntimeException
  */
 protected function before()
 {
     parent::before();
     $catid = $this->input->getInt('catid', 0);
     $saved = $this->app->getUserState('com_kunena.postfields');
     $this->me = KunenaUserHelper::getMyself();
     $this->template = KunenaFactory::getTemplate();
     $categories = KunenaForumCategoryHelper::getCategories();
     $arrayanynomousbox = array();
     $arraypollcatid = array();
     foreach ($categories as $category) {
         if (!$category->isSection() && $category->allow_anonymous) {
             $arrayanynomousbox[] = '"' . $category->id . '":' . $category->post_anonymous;
         }
         if (!$category->isSection() && $category->allow_polls) {
             $arraypollcatid[] = '"' . $category->id . '":1';
         }
     }
     $arrayanynomousbox = implode(',', $arrayanynomousbox);
     $arraypollcatid = implode(',', $arraypollcatid);
     // FIXME: We need to proxy this...
     $this->document = JFactory::getDocument();
     $this->document->addScriptDeclaration('var arrayanynomousbox={' . $arrayanynomousbox . '}');
     $this->document->addScriptDeclaration('var pollcategoriesid = {' . $arraypollcatid . '};');
     $this->category = KunenaForumCategoryHelper::get($catid);
     list($this->topic, $this->message) = $this->category->newTopic($saved);
     $this->template->setCategoryIconset($this->topic->getCategory()->iconset);
     // Get topic icons if they are enabled.
     if ($this->config->topicicons) {
         $this->topicIcons = $this->template->getTopicIcons(false, $saved ? $saved['icon_id'] : 0, $this->topic->getCategory()->iconset);
     }
     if ($this->topic->isAuthorised('create') && $this->me->canDoCaptcha()) {
         if (JPluginHelper::isEnabled('captcha')) {
             $plugin = JPluginHelper::getPlugin('captcha');
             $params = new JRegistry($plugin[0]->params);
             $captcha_pubkey = $params->get('public_key');
             $catcha_privkey = $params->get('private_key');
             if (!empty($captcha_pubkey) && !empty($catcha_privkey)) {
                 JPluginHelper::importPlugin('captcha');
                 $dispatcher = JDispatcher::getInstance();
                 $result = $dispatcher->trigger('onInit', 'dynamic_recaptcha_1');
                 $this->captchaEnabled = $result[0];
             }
         }
     } else {
         $this->captchaEnabled = false;
     }
     if (!$this->topic->category_id) {
         throw new KunenaExceptionAuthorise(JText::sprintf('COM_KUNENA_POST_NEW_TOPIC_NO_PERMISSIONS', $this->topic->getError()), $this->me->exists() ? 403 : 401);
     }
     $options = array();
     $selected = $this->topic->category_id;
     if ($this->config->pickup_category) {
         $options[] = JHtml::_('select.option', '', JText::_('COM_KUNENA_SELECT_CATEGORY'), 'value', 'text');
         $selected = 0;
     }
     if ($saved) {
         $selected = $saved['catid'];
     }
     $cat_params = array('ordering' => 'ordering', 'toplevel' => 0, 'sections' => 0, 'direction' => 1, 'hide_lonely' => 1, 'action' => 'topic.create');
     $this->selectcatlist = JHtml::_('kunenaforum.categorylist', 'catid', $catid, $options, $cat_params, 'class="form-control inputbox required"', 'value', 'text', $selected, 'postcatid');
     $this->action = 'post';
     $this->allowedExtensions = KunenaAttachmentHelper::getExtensions($this->category);
     if ($arraypollcatid) {
         $this->poll = $this->topic->getPoll();
     }
     $this->post_anonymous = $saved ? $saved['anonymous'] : !empty($this->category->post_anonymous);
     $this->subscriptionschecked = $saved ? $saved['subscribe'] : $this->config->subscriptionschecked == 1;
     $this->app->setUserState('com_kunena.postfields', null);
     $this->canSubscribe = $this->canSubscribe();
     $this->headerText = JText::_('COM_KUNENA_NEW_TOPIC');
     return true;
 }

	public function getChannels($action='read') {
		KUNENA_PROFILER ? KunenaProfiler::instance()->start('function '.__CLASS__.'::'.__FUNCTION__.'()') : null;
		if ($this->_channels === false) {
			$this->_channels['none'] = array();
			if (!$this->published || $this->parent_id == 0 || (!$this->numTopics && $this->locked)) {
				// Unpublished categories and sections do not have channels
			} elseif (empty($this->channels) || $this->channels == $this->id) {
				// No channels defined
				$this->_channels['none'][$this->id] = $this;
			} else {
				// Fetch all channels
				$ids = array_flip(explode(',', $this->channels));
				if (isset($ids[0]) || isset($ids['THIS'])) {
					// Handle current category
					$this->_channels['none'][$this->id] = $this;
				}
				if (!empty($ids)) {
					// More category channels
					$this->_channels['none'] += KunenaForumCategoryHelper::getCategories(array_keys($ids), null, 'none');
				}
				if (isset($ids['CHILDREN'])) {
					// Children category channels
					$this->_channels['none'] += KunenaForumCategoryHelper::getChildren($this->id, 1, array($action=>'none'));
				}
			}
		}
		if (!isset($this->_channels[$action])) {
			$this->_channels[$action] = array();
			foreach ($this->_channels['none'] as $channel) {
				if (($channel->id == $this->id && $action == 'read') || $channel->authorise($action, null, false))
					$this->_channels[$action][$channel->id] = $channel;
			}
		}
		KUNENA_PROFILER ? KunenaProfiler::instance()->stop('function '.__CLASS__.'::'.__FUNCTION__.'()') : null;
		return $this->_channels[$action];
	}