/**
* Get route to tag view
*
* @param int $application_id
* @param string $tag
* @param int $force_id
*
* @return string the route
* @since 2.0
*/
public function tag($application_id, $tag, $force_id = 0)
{
$key = $this->_active_menu_item_id . '-tag-' . $application_id . '_' . $tag . '_' . $force_id;
if ($this->_cache && ($link = $this->_cache->get($key))) {
return $link;
}
if (!$force_id && $this->app->request->getBool('f') && $this->app->request->getString('tag') == $tag) {
$force_id = $this->app->request->getInt('Itemid');
}
// build tag link
$link = $this->getLinkBase() . '&task=tag&tag=' . $tag . '&app_id=' . $application_id;
// Priority 1: link to frontpage || Priority 2: current item id
$item_id = '';
if ($menu_item = $this->_find('frontpage', $application_id) or $menu_item = $this->app->menu->getActive()) {
if ($force_id && $force_id != $menu_item->id) {
$item_id = '&Itemid=' . $force_id;
$link .= '&f=1&task=tag&tag=' . $tag . '&app_id=' . $application_id;
} else {
$item_id = '&Itemid=' . $menu_item->id;
}
}
$link .= $item_id;
// store link for future lookups
if ($this->_cache) {
$this->_cache->set($key, $link)->save();
}
return $link;
}
/**
* Class constructor
*
* @param string $app App instance.
*/
public function __construct($app)
{
// set application
$this->app = $app;
// cache
if ($this->app->get('cache_routes', false)) {
// get route cache
// refreshes after one hour automatically
$this->_cache = $this->app->cache->create($this->app->path->path('cache:') . '/routes', true, 3600, 'apc');
if (!$this->_cache || !$this->_cache->check()) {
$this->_cache = null;
} else {
$this->_find(null, null);
$key = json_encode($this->_menu_items);
if (!$this->_cache->get($key)) {
$this->_cache->clear()->set($key, true)->save();
}
}
}
// save default menu
if ($menu_item = $this->app->menu->getActive()) {
$this->_active_menu_item_id = $menu_item->id;
}
}