PHP JCategories类代码示例

 public function getItems($pk)
 {
     if (!count($this->_items)) {
         $app = JFactory::getApplication();
         $menu = $app->getMenu();
         $active = $menu->getActive();
         $this->params = $params = $this->getState('params');
         if ($active) {
             $params->loadString($active->params);
         }
         $options = array();
         $options['countItems'] = $params->get('show_cat_items_cat', 1) || !$params->get('show_empty_categories_cat', 0);
         $categories = JCategories::getInstance('Contact', $options);
         $this->_parent = $categories->get($pk['id']);
         $JSNConfig = JSNFactory::getConfig();
         $JSNConfig->megreMenuParams($pk['Itemid'], $params, 'com_contact');
         $JSNConfig->megreGlobalParams('com_contact', $this->params, true);
         if (is_object($this->_parent)) {
             $this->_items = $this->_parent->getChildren();
         } else {
             $this->_items = false;
         }
     }
     return $this->_items;
 }

 public static function getCategoryRoute($catid)
 {
     if ($catid instanceof JCategoryNode) {
         $id = $catid->id;
         $category = $catid;
     } else {
         $id = (int) $catid;
         $category = JCategories::getInstance('Content')->get($id);
     }
     if ($id < 1) {
         $link = '';
     } else {
         $needles = array('category' => array($id));
         if ($item = self::_findItem($needles)) {
             $link = 'index.php?Itemid=' . $item;
         } else {
             //Create the link
             $link = 'index.php?option=com_content&view=category&id=' . $id;
             if ($category) {
                 $catids = array_reverse($category->getPath());
                 $needles = array('category' => $catids, 'categories' => $catids);
                 if ($item = self::_findItem($needles)) {
                     $link .= '&Itemid=' . $item;
                 } elseif ($item = self::_findItem()) {
                     $link .= '&Itemid=' . $item;
                 }
             }
         }
     }
     return $link;
 }

 function get_category($catid)
 {
     if (!is_object($this->_item)) {
         $app = JFactory::getApplication();
         $menu = $app->getMenu();
         $active = $menu->getActive();
         $params = new JRegistry();
         if ($active) {
             $params->loadString($active->params);
         }
         $options = array();
         $options['countItems'] = $params->get('show_cat_num_articles_cat', 1) || !$params->get('show_empty_categories_cat', 0);
         $catid = $catid > 0 ? $catid : 'root';
         $categories = JCategories::getInstance('CommunitySurveys', $options);
         $this->_item = $categories->get($catid);
         if (is_object($this->_item)) {
             $user = JFactory::getUser();
             $userId = $user->get('id');
             $asset = 'com_content.category.' . $this->_item->id;
             if ($user->authorise('core.create', $asset)) {
                 $this->_item->getParams()->set('access-create', true);
             }
         }
     }
     return $this->_item;
 }

 /**
  * @param	int	The route of the content item
  */
 public static function getArticleRoute($id, $catid = 0, $language = 0)
 {
     $needles = array('article' => array((int) $id));
     //Create the link
     $link = 'index.php?option=com_tz_portfolio_plus&view=article&id=' . $id;
     if ((int) $catid > 1) {
         $categories = JCategories::getInstance('TZ_Portfolio_Plus');
         $category = $categories->get((int) $catid);
         if ($category) {
             $needles['portfolio'] = array_reverse($category->getPath());
             $needles['categories'] = $needles['portfolio'];
             $needles['date'] = $needles['portfolio'];
             $link .= '&catid=' . $catid;
         }
     }
     if ($language && $language != "*" && JLanguageMultilang::isEnabled()) {
         self::buildLanguageLookup();
         if (isset(self::$lang_lookup[$language])) {
             $link .= '&lang=' . self::$lang_lookup[$language];
             $needles['language'] = $language;
         }
     }
     if ($item = self::_findItem($needles)) {
         $link .= '&Itemid=' . $item;
     } elseif ($item = self::_findItem()) {
         $link .= '&Itemid=' . $item;
     }
     return $link;
 }

 public static function getCategoryRoute($catid, $language = 0)
 {
     if ($catid instanceof JCategoryNode) {
         $id = $catid->id;
         $category = $catid;
     } else {
         $id = (int) $catid;
         $category = JCategories::getInstance('Contact')->get($id);
     }
     if ($id < 1 || !$category instanceof JCategoryNode) {
         $link = '';
     } else {
         $needles = array();
         // Create the link
         $link = 'index.php?option=com_contact&view=category&id=' . $id;
         $catids = array_reverse($category->getPath());
         $needles['category'] = $catids;
         $needles['categories'] = $catids;
         if ($language && $language != "*" && JLanguageMultilang::isEnabled()) {
             self::buildLanguageLookup();
             if (isset(self::$lang_lookup[$language])) {
                 $link .= '&lang=' . self::$lang_lookup[$language];
                 $needles['language'] = $language;
             }
         }
         if ($item = self::_findItem($needles)) {
             $link .= '&Itemid=' . $item;
         }
     }
     return $link;
 }

 /**
  * Метод для отображения формы вопроса
  * @param unknown_type $tpl
  */
 public function display($tpl = null)
 {
     $catid = JRequest::getInt('catid', null, 'GET');
     if (!$catid) {
         throw new Exception('Category id not set');
     }
     JForm::addFormPath('components/com_smfaq/models/forms');
     JForm::addFieldPath('components/com_smfaq/models/fields');
     $form = JForm::getInstance('question', 'question');
     $categories = JCategories::getInstance('SmFaq');
     $category = $categories->get($catid);
     $params = $category->getParams();
     if ($layout = $params->get('category_layout')) {
         $this->setLayout($layout);
     }
     JPluginHelper::importPlugin('smfaq');
     $dispatcher = JDispatcher::getInstance();
     $results = $dispatcher->trigger('onPrepareForm', array($form));
     // Check for errors encountered while preparing the form.
     if (count($results) && in_array(false, $results, true)) {
         // Get the last error.
         $error = $dispatcher->getError();
         if (!$error instanceof Exception) {
             throw new Exception($error);
         }
     }
     $this->assignRef('form', $form);
     $this->assignRef('params', $params);
     $this->assignRef('category', $category);
     parent::display($tpl);
 }

 /**
  * Get the category route.
  *
  * @param   integer  $catid     The category ID.
  * @param   integer  $language  The language code.
  *
  * @return  string  The product route.
  *
  * @since   1.5
  */
 public static function getCategoryRoute($catid, $language = 0)
 {
     if ($catid instanceof JCategoryNode) {
         $id = $catid->id;
         $category = $catid;
     } else {
         $id = (int) $catid;
         $category = JCategories::getInstance('DigiCom')->get($id);
     }
     if ($id < 1 || !$category instanceof JCategoryNode) {
         $link = '';
     } else {
         $needles = array();
         $link = 'index.php?option=com_digicom&view=category&id=' . $id;
         $catids = array_reverse($category->getPath());
         $needles['category'] = $catids;
         $needles['categories'] = $catids;
         if ($language && $language != "*" && JLanguageMultilang::isEnabled()) {
             $link .= '&lang=' . $language;
             $needles['language'] = $language;
         }
         if ($item = self::_findItem($needles)) {
             $link .= '&Itemid=' . $item;
         }
     }
     return $link;
 }

 function display($tpl = null)
 {
     // Parameters
     $app = JFactory::getApplication();
     $doc = JFactory::getDocument();
     $params = $app->getParams();
     $feedEmail = $app->getCfg('feed_email', 'author');
     $siteEmail = $app->getCfg('mailfrom');
     $doc->link = JRoute::_('index.php?option=com_content&view=featured');
     // Get some data from the model
     JRequest::setVar('limit', $app->getCfg('feed_limit'));
     $categories = JCategories::getInstance('Content');
     $rows = $this->get('Items');
     foreach ($rows as $row) {
         // strip html from feed item title
         $title = $this->escape($row->title);
         $title = html_entity_decode($title, ENT_COMPAT, 'UTF-8');
         // Compute the article slug
         $row->slug = $row->alias ? $row->id . ':' . $row->alias : $row->id;
         // Url link to article
         $link = JRoute::_(ContentHelperRoute::getArticleRoute($row->slug, $row->catid));
         // Get row fulltext
         $db = JFactory::getDBO();
         $query = 'SELECT' . $db->quoteName('fulltext') . 'FROM #__content WHERE id =' . $row->id;
         $db->setQuery($query);
         $row->fulltext = $db->loadResult();
         $description = $params->get('feed_summary', 0) ? $row->introtext . $row->fulltext : $row->introtext;
         $author = $row->created_by_alias ? $row->created_by_alias : $row->author;
         // Load individual item creator class
         $item = new JFeedItem();
         $item->title = $title;
         $item->link = $link;
         $item->date = $row->publish_up;
         $item_category = $categories->get($row->catid);
         $item->category = array();
         $item->category[] = JText::_('JFEATURED');
         // All featured articles are categorized as "Featured"
         for ($item_category = $categories->get($row->catid); $item_category !== null; $item_category = $item_category->getParent()) {
             if ($item_category->id > 1) {
                 // Only add non-root categories
                 $item->category[] = $item_category->title;
             }
         }
         $item->author = $author;
         if ($feedEmail == 'site') {
             $item->authorEmail = $siteEmail;
         } elseif ($feedEmail === 'author') {
             $item->authorEmail = $row->author_email;
         }
         // Add readmore link to description if introtext is shown, show_readmore is true and fulltext exists
         if (!$params->get('feed_summary', 0) && $params->get('feed_show_readmore', 0) && $row->fulltext) {
             $description .= '<p class="feed-readmore"><a target="_blank" href ="' . $item->link . '">' . JText::_('COM_CONTENT_FEED_READMORE') . '</a></p>';
         }
         // Load item description and add div
         $item->description = '<div class="feed-description">' . $description . '</div>';
         // Loads item info into rss array
         $doc->addItem($item);
     }
 }

 /**
  * Get content items of the type category
  *
  * @param int $id ID of the category to load
  *
  * @return array  Categories path identified by $id
  *
  * @since 3.4
  */
 public function getCategorySegment($id, $query)
 {
     $category = JCategories::getInstance($this->getName())->get($id);
     if ($category) {
         return array_reverse($category->getPath(), true);
     }
     return array();
 }

 public function getCategory()
 {
     $id = $this->getState('filter.category_id');
     jimport('joomla.application.categories');
     $cat = JCategories::getInstance('Content', array('extension' => 'com_content', 'table' => ''));
     $category = $cat->get($id);
     return $category;
 }

 protected function getListQuery()
 {
     $id = JRequest::getUInt('id');
     jimport('joomla.application.categories');
     $catObj = JCategories::getInstance('JNT_Hanhphuc', array('extension' => 'com_jnt_hanhphuc', 'table' => ''));
     $category = $catObj->get($id);
     $query = FrontJntHanhphucHelper::getUsers($category->id, true);
     return $query;
 }

 public function display($tpl = null)
 {
     $this->doc = JFactory::getDocument();
     $this->app = JFactory::getApplication();
     $this->user = JFactory::getUser();
     $this->params = $this->app->getParams();
     $this->menu = $this->app->getMenu()->getActive();
     // Params
     $this->showDate = $this->app->input->get('showDate', $this->params->get('showDate', 1));
     $this->showIcon = $this->app->input->get('showIcon', $this->params->get('showIcon', 1));
     $this->showDesc = $this->app->input->get('showDesc', $this->params->get('showDesc', 1));
     $this->showAuth = $this->app->input->get('showAuth', $this->params->get('showAuth', 0));
     $this->showLicence = $this->app->input->get('showLicence', $this->params->get('showLicence', 0));
     $this->showSize = $this->app->input->get('showSize', $this->params->get('showSize', 1));
     $this->showMD5 = $this->app->input->get('showMD5', $this->params->get('showMD5', 0));
     $this->showNew = $this->app->input->get('showNew', $this->params->get('showNew', 1));
     $this->newfiledays = $this->params->get('newfiledays', 7);
     $this->show_page_heading = $this->app->input->get('show_page_heading', 1);
     $this->subview = $this->app->input->get('subview', 'list');
     $this->defIcon = $this->params->get('defaulticon', "./media/com_simplefilemanager/images/document.png");
     $this->linkOnEntryTitle = $this->params->get('linkOnTitle', 1);
     $this->enableOrderingSelect = $this->app->input->get('sortFieldSelection', 1);
     // Permissions
     $this->canCreate = $this->user->authorise('core.create', 'com_simplefilemanager');
     $this->canEdit = $this->user->authorise('core.edit', 'com_simplefilemanager');
     $this->canCheckin = $this->user->authorise('core.manage', 'com_simplefilemanager');
     $this->canChange = $this->user->authorise('core.edit.state', 'com_simplefilemanager');
     $this->canDelete = $this->user->authorise('core.delete', 'com_simplefilemanager');
     // View data
     $this->state = $this->get('State');
     $this->items = $this->get('Items');
     $this->pagination = $this->get('Pagination');
     $this->params = $this->app->getParams('com_simplefilemanager');
     $this->catID = $this->app->input->get('catid', 0);
     $this->category = JCategories::getInstance('Simplefilemanager')->get($this->catID);
     $this->sortDirection = $this->state->get('list.direction');
     $this->sortColumn = $this->state->get('list.ordering');
     $this->sortFields = $this->getSortFields();
     // CSS and Libraries
     $this->doc->addStyleSheet("./media/com_simplefilemanager/css/site.stylesheet.css");
     foreach ($this->items as $item) {
         $item->icon = $item->icon ?: $this->defIcon;
         $item->canDownload = $item->visibility == 1 || $item->visibility == 3 && $item->reserved_user == $this->user->id || $item->visibility == 2 && $item->user->id || $item->visibility == 5 && $item->author == $this->user->id || $item->visibility == 4 && in_array($item->reserved_group, JAccess::getGroupsByUser($this->user->id));
     }
     if (!$this->catID or !$this->category) {
         JError::raiseError(500);
     }
     // TODO: Check if user can view cateogry else throw a 403 error
     $this->children = $this->category->getChildren();
     // Check for errors.
     if (count($errors = $this->get('Errors'))) {
         throw new Exception(implode("\n", $errors));
     }
     $this->_prepareDocument();
     parent::display($tpl);
     echo JText::_("COM_SIMPLEFILEMANAGER_CREDITS");
 }

 public static function getList(&$params)
 {
     $categories = JCategories::getInstance('Content');
     $category = $categories->get($params->get('parent', 'root'));
     $items = $category->getChildren();
     if ($params->get('count', 0) > 0 && count($items) > $params->get('count', 0)) {
         $items = array_slice($items, 0, $params->get('count', 0));
     }
     return $items;
 }

 public function __construct($options = array())
 {
     //echo 'EXTENDS JCATEGORIES';
     $options['table'] = '#__imc_issues';
     $options['extension'] = 'com_imc';
     parent::__construct($options);
 }

 public function __construct($options = array())
 {
     $options['table'] = '#__agendadirigentes_cargos';
     $options['extension'] = 'com_agendadirigentes';
     $options['statefield'] = 'published';
     parent::__construct($options);
 }