/**
* Method to display in frontend the associations for a given article
*
* @param integer $id Id of the article
*
* @return array An array containing the association URL and the related language object
*
* @since __DEPLOY_VERSION__
*/
public static function displayAssociations($id)
{
$return = array();
if ($associations = self::getAssociations($id)) {
$levels = JFactory::getUser()->getAuthorisedViewLevels();
$languages = JLanguageHelper::getLanguages();
foreach ($languages as $language) {
// Do not display language when no association
if (empty($associations[$language->lang_code])) {
continue;
}
// Do not display language without frontend UI
if (!array_key_exists($language->lang_code, JLanguageMultilang::getSiteLangs())) {
continue;
}
// Do not display language without specific home menu
if (!array_key_exists($language->lang_code, JLanguageMultilang::getSiteHomePages())) {
continue;
}
// Do not display language without authorized access level
if (isset($language->access) && $language->access && !in_array($language->access, $levels)) {
continue;
}
$return[$language->lang_code] = array('item' => $associations[$language->lang_code], 'language' => $language);
}
}
return $return;
}
/**
* Display the view.
*
* @param string $tpl The name of the template file to parse.
*
* @return void
*/
public function display($tpl = null)
{
require_once JPATH_COMPONENT . '/helpers/multilangstatus.php';
$this->homes = MultilangstatusHelper::getHomes();
$this->language_filter = JLanguageMultilang::isEnabled();
$this->switchers = MultilangstatusHelper::getLangswitchers();
$this->listUsersError = MultilangstatusHelper::getContacts();
$this->contentlangs = MultilangstatusHelper::getContentlangs();
$this->site_langs = JLanguageMultilang::getSiteLangs();
$this->statuses = MultilangstatusHelper::getStatus();
$this->homepages = JLanguageMultilang::getSiteHomePages();
parent::display($tpl);
}
/**
* Display the view.
*
* @param string $tpl The name of the template file to parse.
*
* @return void
*/
public function display($tpl = null)
{
JLoader::register('MultilangstatusHelper', JPATH_ADMINISTRATOR . '/components/com_languages/helpers/multilangstatus.php');
$this->homes = MultilangstatusHelper::getHomes();
$this->language_filter = JLanguageMultilang::isEnabled();
$this->switchers = MultilangstatusHelper::getLangswitchers();
$this->listUsersError = MultilangstatusHelper::getContacts();
$this->contentlangs = MultilangstatusHelper::getContentlangs();
$this->site_langs = JLanguageMultilang::getSiteLangs();
$this->statuses = MultilangstatusHelper::getStatus();
$this->homepages = JLanguageMultilang::getSiteHomePages();
parent::display($tpl);
}
/**
* Method to add alternative meta tags for associated menu items.
*
* @return void
*
* @since 1.7
*/
public function onAfterDispatch()
{
$doc = JFactory::getDocument();
if ($this->app->isSite() && $this->params->get('alternate_meta') && $doc->getType() == 'html') {
$languages = $this->lang_codes;
$homes = JLanguageMultilang::getSiteHomePages();
$menu = $this->app->getMenu();
$active = $menu->getActive();
$levels = JFactory::getUser()->getAuthorisedViewLevels();
$remove_default_prefix = $this->params->get('remove_default_prefix', 0);
$server = JUri::getInstance()->toString(array('scheme', 'host', 'port'));
$is_home = false;
if ($active) {
$active_link = JRoute::_($active->link . '&Itemid=' . $active->id, false);
$current_link = JUri::getInstance()->toString(array('path', 'query'));
// Load menu associations
if ($active_link == $current_link) {
$associations = MenusHelper::getAssociations($active->id);
}
// Check if we are on the homepage
$is_home = $active->home && ($active_link == $current_link || $active_link == $current_link . 'index.php' || $active_link . '/' == $current_link);
}
// Load component associations.
$option = $this->app->input->get('option');
$cName = JString::ucfirst(JString::str_ireplace('com_', '', $option)) . 'HelperAssociation';
JLoader::register($cName, JPath::clean(JPATH_COMPONENT_SITE . '/helpers/association.php'));
if (class_exists($cName) && is_callable(array($cName, 'getAssociations'))) {
$cassociations = call_user_func(array($cName, 'getAssociations'));
}
// For each language...
foreach ($languages as $i => &$language) {
switch (true) {
// Language without frontend UI || Language without specific home menu || Language without authorized access level
case !array_key_exists($i, JLanguageMultilang::getSiteLangs()):
case !isset($homes[$i]):
case isset($language->access) && $language->access && !in_array($language->access, $levels):
unset($languages[$i]);
break;
// Home page
// Home page
case $is_home:
$language->link = JRoute::_('index.php?lang=' . $language->sef . '&Itemid=' . $homes[$i]->id);
break;
// Current language link
// Current language link
case $i == $this->current_lang:
$language->link = JUri::getInstance()->toString(array('path', 'query'));
break;
// Component association
// Component association
case isset($cassociations[$i]):
$language->link = JRoute::_($cassociations[$i] . '&lang=' . $language->sef);
break;
// Menu items association
// Heads up! "$item = $menu" here below is an assignment, *NOT* comparison
// Menu items association
// Heads up! "$item = $menu" here below is an assignment, *NOT* comparison
case isset($associations[$i]) && ($item = $menu->getItem($associations[$i])):
$language->link = JRoute::_($item->link . '&Itemid=' . $item->id . '&lang=' . $language->sef);
break;
// Too bad...
// Too bad...
default:
unset($languages[$i]);
}
}
// If there are at least 2 of them, add the rel="alternate" links to the <head>
if (count($languages) > 1) {
// Remove the sef from the default language if "Remove URL Language Code" is on
if (isset($languages[$this->default_lang]) && $remove_default_prefix) {
$languages[$this->default_lang]->link = preg_replace('|/' . $languages[$this->default_lang]->sef . '/|', '/', $languages[$this->default_lang]->link, 1);
}
foreach ($languages as $i => &$language) {
$doc->addHeadLink($server . $language->link, 'alternate', 'rel', array('hreflang' => $i));
}
// Add x-default language tag
if ($this->params->get('xdefault', 1)) {
$xdefault_language = $this->params->get('xdefault_language', $this->default_lang);
$xdefault_language = $xdefault_language == 'default' ? $this->default_lang : $xdefault_language;
if (isset($languages[$xdefault_language])) {
// Use a custom tag because addHeadLink is limited to one URI per tag
$doc->addCustomTag('<link href="' . $server . $languages[$xdefault_language]->link . '" rel="alternate" hreflang="x-default" />');
}
}
}
}
}
/**
* Method to return a list of language home page menu items.
*
* @return array of menu objects.
*
* @deprecated 4.0 Use JLanguageMultilang::getSiteHomePages() instead.
*/
public static function getHomepages()
{
JLog::add(__METHOD__ . ' is deprecated, use JLanguageMultilang::getSiteHomePages() instead.', JLog::WARNING, 'deprecated');
return JLanguageMultilang::getSiteHomePages();
}