public static function display()
{
CANVAS::import('menu/megamenu');
$input = JFactory::getApplication()->input;
//params
$tplparams = CANVAS::getTplParams();
//menu type
$menutype = $input->get('canvasmenu', 'mainmenu');
//accessLevel
$canvasacl = (int) $input->get('canvasacl', 1);
$accessLevel = array(1, $canvasacl);
if (in_array(3, $accessLevel)) {
$accessLevel[] = 2;
}
$accessLevel = array_unique($accessLevel);
sort($accessLevel);
//languages
$languages = array(trim($input->get('canvaslang', '*')));
if ($languages[0] != '*') {
$languages[] = '*';
}
//check config
$currentconfig = $tplparams instanceof JRegistry ? json_decode($tplparams->get('mm_config', ''), true) : null;
$mmkey = $menutype . ($canvasacl == 1 ? '' : '-' . $canvasacl);
$mmconfig = array();
if ($currentconfig) {
for ($i = $canvasacl; $i >= 1; $i--) {
$tmmkey = $menutype . ($i == 1 ? '' : '-' . $i);
if (isset($currentconfig[$tmmkey])) {
$mmconfig = $currentconfig[$tmmkey];
break;
}
}
}
if (!is_array($mmconfig)) {
$mmconfig = array();
}
$mmconfig['editmode'] = true;
$mmconfig['access'] = $accessLevel;
$mmconfig['language'] = $languages;
//build the menu
$menu = new CANVASMenuMegamenu($menutype, $mmconfig);
$buffer = $menu->render(true);
// replace image path
$base = JURI::base(true) . '/';
$protocols = '[a-zA-Z0-9]+:';
//To check for all unknown protocals (a protocol must contain at least one alpahnumeric fillowed by :
$regex = '#(src)="(?!/|' . $protocols . '|\\#|\')([^"]*)"#m';
$buffer = preg_replace($regex, "\$1=\"{$base}\$2\"", $buffer);
//remove invisibile content
$buffer = preg_replace(array('@<style[^>]*?>.*?</style>@siu', '@<script[^>]*?.*?</script>@siu'), array('', ''), $buffer);
//output the megamenu key to save
echo $buffer . '<input id="megamenu-key" type="hidden" name="mmkey" value="' . $mmkey . '"/>';
}
/**
* Render megamenu block, then push the output into megamenu renderer to display
*
* @param string $position The position of the modules to render
* @param array $params Associative array of values
* @param string $content Module content
*
* @return string The output of the script
*
* @since 11.1
*/
public function render($info = null, $params = array(), $content = null)
{
CANVAS::import('menu/megamenu');
$canvasapp = CANVAS::getApp();
//we will check from params
$menutype = empty($params['menutype']) ? empty($params['name']) ? $canvasapp->getParam('mm_type', 'mainmenu') : $params['name'] : $params['menutype'];
$currentconfig = json_decode($canvasapp->getParam('mm_config', ''), true);
//force to array
if (!is_array($currentconfig)) {
$currentconfig = (array) $currentconfig;
}
//get user access levels
$viewLevels = JFactory::getUser()->getAuthorisedViewLevels();
$mmkey = $menutype;
$mmconfig = array();
if (!empty($currentconfig)) {
//find best fit configuration based on view level
$vlevels = array_merge($viewLevels);
if (is_array($vlevels) && in_array(3, $vlevels)) {
//we assume, if a user is special, they should be registered also
$vlevels[] = 2;
}
$vlevels = array_unique($vlevels);
rsort($vlevels);
if (!is_array($vlevels)) {
$vlevels = array();
}
$vlevels[] = '';
// extend a blank, default key
// check if available configuration for language override
$langcode = JFactory::getDocument()->language;
$shortlangcode = substr($langcode, 0, 2);
$types = array($menutype . '-' . $langcode, $menutype . '-' . $shortlangcode, $menutype);
foreach ($types as $type) {
foreach ($vlevels as $vlevel) {
$key = $type . ($vlevel !== '' ? '-' . $vlevel : '');
if (isset($currentconfig[$key])) {
$mmkey = $key;
$menutype = $type;
break 2;
} else {
if (isset($currentconfig[$type])) {
$mmkey = $menutype = $type;
break 2;
}
}
}
}
if (isset($currentconfig[$mmkey])) {
$mmconfig = $currentconfig[$mmkey];
if (!is_array($mmconfig)) {
$mmconfig = array();
}
}
}
JDispatcher::getInstance()->trigger('onCANVASMegamenu', array(&$menutype, &$mmconfig, &$viewLevels));
$mmconfig['access'] = $viewLevels;
$menu = new CANVASMenuMegamenu($menutype, $mmconfig, $canvasapp->_tpl->params);
$canvasapp->setBuffer($menu->render(true), 'megamenu', empty($params['name']) ? null : $params['name'], null);
return '';
}
