{

/**

* Before filter, set up the page by initializing the session and checking

* all conditions.

*

* @param String $action Name of the action to be invoked

* @param Array $args Arguments to be passed to the action method

*/

public function before_filter(&$action, &$args)

{

parent::before_filter($action, $args);

if (!Config::Get()->ELEARNING_INTERFACE_ENABLE ) {

throw new AccessDeniedException(_('Elearning-Interface ist nicht aktiviert.'));

} else

$this->elearning_active = true;

PageLayout::setHelpKeyword('Basis.Ilias');

$this->cms_select = Request::quoted('cms_select');

$GLOBALS['cms_select'] = $this->cms_select;

$this->cms_list = array();

if ($_SESSION['elearning_open_close']["type"] != "user") {

unset($_SESSION['elearning_open_close']);

}

$_SESSION['elearning_open_close']["type"] = "user";

$_SESSION['elearning_open_close']["id"] = $GLOBALS['user']->id;

if (Request::get('do_open'))

$_SESSION['elearning_open_close'][Request::get('do_open')] = true;

elseif (Request::get('do_close'))

$_SESSION['elearning_open_close'][Request::get('do_close')] = false;

$this->open_all = Request::get('open_all');

$this->close_all = Request::get('close_all');

$this->new_account_cms = Request::get('new_account_cms');

$this->module_system_type = Request::option('module_system_type');

$this->module_id = Request::option('module_id');

$this->module_type = Request::option('module_type');

$this->anker_target = Request::option('anker_target');

//$this->seminar_id = $_SESSION['SessSemName'][1];

//$this->rechte = $GLOBALS['perm']->have_studip_perm('tutor', $this->seminar_id);

if (!isset($GLOBALS['ELEARNING_INTERFACE_MODULES'][$this->new_account_cms])) {

unset($this->new_account_cms);

}

if (!isset($GLOBALS['ELEARNING_INTERFACE_MODULES'][$this->cms_select])) {

unset($this->cms_select);

}

if ($this->open_all != "")

$_SESSION['elearning_open_close']["all open"] = true;

elseif ($this->close_all != "")

$_SESSION['elearning_open_close']["all open"] = "";

$this->sidebar = Sidebar::get();

$this->sidebar->setImage('sidebar/learnmodule-sidebar.png');

//$this->sidebar->setContextAvatar(CourseAvatar::getAvatar($this->seminar_id));

}

/**

* Displays accounts and elearning modules for active user

*/

public function my_accounts_action()

{

global $connected_cms, $current_module,$messages;

Navigation::activateItem('/tools/my_elearning');

PageLayout::setTitle(_("Meine Lernmodule und Benutzer-Accounts"));

if ($this->new_account_cms != "")

$this->new_account_form = ELearningUtils::getNewAccountForm($this->new_account_cms);

foreach($GLOBALS['ELEARNING_INTERFACE_MODULES'] as $cms => $cms_preferences) {

if (ELearningUtils::isCMSActive($cms)) {

ELearningUtils::loadClass($cms);

if ( $cms_preferences["auth_necessary"] == true) {

$this->new_module_form[$cms] = ELearningUtils::getNewModuleForm($cms);

}

$connection_status = $connected_cms[$cms]->getConnectionStatus($cms);

foreach ($connection_status as $type => $msg) {

if ($msg["error"] != "") {

PageLayout::postMessage(MessageBox::error(_("Es traten Probleme bei der Anbindung einzelner Lermodule auf. Bitte wenden Sie sich an Ihren Systemadministrator."), array($cms .': ' . $msg["error"])));

$GLOBALS["ELEARNING_INTERFACE_" . $cms . "_ACTIVE"] = false;

}

}

}

}

$connected_cms = array();

// prepare cms list

foreach($GLOBALS['ELEARNING_INTERFACE_MODULES'] as $cms => $cms_preferences) {

if (ELearningUtils::isCMSActive($cms) AND $cms_preferences["auth_necessary"]) {

ELearningUtils::loadClass($cms);

$this->cms_list[$cms] = $cms_preferences;

$this->cms_list[$cms]['name'] = $connected_cms[$cms]->getName();

$this->cms_list[$cms]['logo'] = $connected_cms[$cms]->getLogo();

$this->cms_list[$cms]['modules'] = array();

if ($this->new_account_cms != $cms)

$this->cms_list[$cms]['show_account_form'] = $cms_preferences;

if ($GLOBALS["module_type_" . $cms] != "")

$this->cms_list[$cms]['cms_anker_target'] = true;

if ($connected_cms[$cms]->user->isConnected())

$this->cms_list[$cms]['start_link'] = $connected_cms[$cms]->link->getStartpageLink();

if ($this->new_account_cms != $cms) {

if ($connected_cms[$cms]->user->isConnected()) {

$this->cms_list[$cms]['user'] = $connected_cms[$cms]->user->getUsername();

$connected_cms[$cms]->soap_client->setCachingStatus(false);

$this->user_content_modules = $connected_cms[$cms]->getUserContentModules();

$connected_cms[$cms]->soap_client->setCachingStatus(true);

if (! ($this->user_content_modules == false)) {

foreach ($this->user_content_modules as $key => $connection) {

$connected_cms[$cms]->setContentModule($connection, false);

$this->cms_list[$cms]['modules'][] = $connected_cms[$cms]->content_module[$current_module]->view->show();

}

}

$this->cms_list[$cms]['new_module_form'] = $this->new_module_form[$cms];

}

} else {

$this->cms_list[$cms]['account_form'] = $this->new_account_form;

}

}

}

$sidebar = Sidebar::get();

$sidebar->setImage('sidebar/learnmodule-sidebar.png');

$widget = new ActionsWidget();

if ($GLOBALS['perm']->have_perm('autor') AND count($this->cms_list)) {

foreach($this->cms_list as $cms_key => $cms_data) {

if ($connected_cms[$cms_key]->user->isConnected()) {

$widget->addLink(sprintf(_('Zur %s Startseite'), $cms_data['name']), URLHelper::getScriptLink($cms_data['start_link']), Icon::create('link-extern', 'clickable'), array('target' => '_blank'));

$link_count++;

}

}

}

if ($link_count)

$sidebar->addWidget($widget);

// terminate objects

if (is_array($connected_cms))

foreach($connected_cms as $system)

$system->terminate();

if (is_array($messages)) {

foreach ($messages as $mtype => $mtext) {

PageLayout::postMessage(MessageBox::$mtype($mtext));

}

}

}