public function callElement()
{
// get request vars
$element = YRequest::getCmd('element', '');
$method = YRequest::getCmd('method', '');
$args = YRequest::getVar('args', array(), 'default', 'array');
$item_id = (int) YRequest::getInt('item_id', 0);
JArrayHelper::toString($args);
// get item
$item = YTable::getInstance('item')->get($item_id);
// raise warning when item can not be accessed
if (empty($item->id) || !$item->canAccess($this->user)) {
JError::raiseError(500, JText::_('Unable to access item'));
return;
}
// raise warning when item is not published
$nulldate = JFactory::getDBO()->getNullDate();
$date = JFactory::getDate()->toUnix();
$publish_up = JFactory::getDate($item->publish_up);
$publish_down = JFactory::getDate($item->publish_down);
if ($item->state != 1 || !(($item->publish_up == $nulldate || $publish_up->toUnix() <= $date) && ($item->publish_down == $nulldate || $publish_down->toUnix() >= $date))) {
JError::raiseError(404, JText::_('Item not published'));
return;
}
// get element and execute callback method
if ($element = $item->getElement($element)) {
$element->callback($method, $args);
}
}
public function __construct($default = array())
{
parent::__construct($default);
// init vars
$this->joomla = JFactory::getApplication();
$this->user = JFactory::getUser();
$this->session = JFactory::getSession();
$this->document = JFactory::getDocument();
$this->dispatcher = JDispatcher::getInstance();
$this->option = YRequest::getCmd('option');
$this->link_base = 'index.php?option=' . $this->option;
$this->controller = $this->getName();
// add super administrator var to user
$this->user->superadmin = UserHelper::isJoomlaSuperAdmin($this->user);
// init additional admin vars
if ($this->joomla->isAdmin()) {
$this->baseurl = 'index.php?option=' . $this->option . '&controller=' . $this->getName();
}
// init additional site vars
if ($this->joomla->isSite()) {
$this->itemid = (int) $GLOBALS['Itemid'];
$this->params = $this->joomla->getParams();
$this->pathway = $this->joomla->getPathway();
}
}
public function getApplicationParams()
{
// init vars
$template = YRequest::getCmd('template');
$this->params = $this->application->getParams();
// set template
$this->params->set('template', $template);
// display view
$this->getView()->setLayout('_applicationparams')->display();
}
public function getItemRoute($item)
{
YTable::getInstance('application')->get($item->application_id)->getCategoryTree(true);
// have we found the link before?
if (isset(self::$_item_links[$item->id])) {
return self::$_item_links[$item->id];
}
// init vars
$categories = $item->getRelatedCategoryIds(true);
$categories = array_filter($categories, create_function('$id', 'return !empty($id);'));
// build item link
$link = RouteHelper::LINK_BASE . '&task=item&item_id=' . $item->id;
// Priority 1: direct link to item
$itemid = null;
if ($menu_item = self::_findItem($item->id)) {
$itemid = $menu_item->id;
}
// are we in category view?
$category_id = null;
if (!$itemid && (YRequest::getCmd('task') == 'category' || YRequest::getCmd('view') == 'category')) {
$category_id = (int) YRequest::getInt('category_id', JFactory::getApplication()->getParams()->get('category'));
$category_id = in_array($category_id, $categories) ? $category_id : null;
}
if (!$itemid && !$category_id) {
$primary = $item->getPrimaryCategory();
// Priority 2: direct link to primary category
if ($primary && ($menu_item = self::_findCategory($primary->id))) {
$itemid = $menu_item->id;
// Priority 3: find in primary category path
} else {
if ($primary && ($menu_item = self::_findInCategoryPath($primary))) {
$itemid = $menu_item->id;
} else {
$found = false;
foreach ($categories as $category) {
// Priority 4: direct link to any related category
if ($menu_item = self::_findCategory($category)) {
$itemid = $menu_item->id;
$found = true;
break;
}
}
if (!$found) {
$categories = $item->getRelatedCategories(true);
foreach ($categories as $category) {
// Priority 5: find in any related categorys path
if ($menu_item = self::_findInCategoryPath($category)) {
$itemid = $menu_item->id;
$found = true;
break;
}
}
}
// Priority 6: link to frontpage
if (!$found && ($menu_item = self::_findFrontpage($item->application_id))) {
$itemid = $menu_item->id;
}
}
}
}
if ($category_id) {
$link .= '&category_id=' . $category_id;
}
if ($itemid) {
$link .= '&Itemid=' . $itemid;
// Priority 7: current item id
} else {
if ($menu = JSite::getMenu()->getActive()) {
$link .= '&Itemid=' . $menu->id;
}
}
// store link for future lookups
self::$_item_links[$item->id] = $link;
return $link;
}
public function callElement()
{
// get request vars
$element_identifier = YRequest::getString('elm_id', '');
$item_id = YRequest::getInt('item_id', 0);
$type = YRequest::getString('type', '');
$this->method = YRequest::getCmd('method', '');
$this->args = YRequest::getVar('args', array(), 'default', 'array');
JArrayHelper::toString($this->args);
// load element
if ($item_id) {
$item = YTable::getInstance('item')->get($item_id);
} elseif (!empty($type)) {
$item = new Item();
$item->application_id = $this->application->id;
$item->type = $type;
}
// execute callback method
if ($element = $item->getElement($element_identifier)) {
echo $element->callback($this->method, $this->args);
}
}
public function dispatch()
{
// get joomla and application table
$joomla = JFactory::getApplication();
// load site language
if ($joomla->isSite()) {
JFactory::getLanguage()->load('com_zoo', $this->getPath(), null, true);
}
// get request vars
$task = YRequest::getCmd('task');
$ctrl = YRequest::getWord('controller', 'default');
// perform the request task
$controller = $this->getController($ctrl);
$controller->execute($task);
$controller->redirect();
}
