class.ilObjLearningResourcesSettingsGUI.php

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<?php
/* Copyright (c) 1998-2009 ILIAS open source, Extended GPL, see docs/LICENSE */

include_once("./Services/Object/classes/class.ilObjectGUI.php");
include_once('./Services/PrivacySecurity/classes/class.ilPrivacySettings.php');

class ilObjLearningResourcesSettingsGUI extends ilObjectGUI
{
    protected $rbacsystem;

    protected $error;

    private static $ERROR_MESSAGE;
    public function __construct($a_data, $a_id, $a_call_by_reference = true, $a_prepare_output = true)
    {
        global $DIC;

        $this->rbacsystem = $DIC->rbac()->system();
        $this->error = $DIC["ilErr"];
        $this->access = $DIC->access();
        $this->settings = $DIC->settings();
        $this->ctrl = $DIC->ctrl();
        $this->lng = $DIC->language();
        $this->type = 'lrss';
        parent::__construct($a_data, $a_id, $a_call_by_reference, $a_prepare_output);

        $this->lng->loadLanguageModule('content');
    }

    public function executeCommand()
    {
        $rbacsystem = $this->rbacsystem;
        $ilErr = $this->error;
        $ilAccess = $this->access;

        $next_class = $this->ctrl->getNextClass($this);
        $cmd = $this->ctrl->getCmd();

        $this->prepareOutput();

        if (!$ilAccess->checkAccess('read', '', $this->object->getRefId())) {
            $ilErr->raiseError($this->lng->txt('no_permission'), $ilErr->WARNING);
        }

        switch ($next_class) {
            case 'illicenseoverviewgui':
                include_once("./Services/License/classes/class.ilLicenseOverviewGUI.php");
                $license_gui = new ilLicenseOverviewGUI($this, ilLicenseOverviewGUI::LIC_MODE_ADMINISTRATION);
                $ret = $this->ctrl->forwardCommand($license_gui);
                break;

            case 'ilpermissiongui':
                $this->tabs_gui->setTabActive('perm_settings');
                include_once("Services/AccessControl/classes/class.ilPermissionGUI.php");
                $perm_gui = new ilPermissionGUI($this);
                $ret = $this->ctrl->forwardCommand($perm_gui);
                break;

            default:
                if (!$cmd || $cmd == 'view') {
                    $cmd = "editSettings";
                }

                $this->$cmd();
                break;
        }
        return true;
    }

    public function getAdminTabs()
    {
        $rbacsystem = $this->rbacsystem;
        $ilAccess = $this->access;
        $ilSetting = $this->settings;

        if ($rbacsystem->checkAccess("visible,read", $this->object->getRefId())) {
            $this->tabs_gui->addTarget(
                "cont_edit_lrs_settings",
                $this->ctrl->getLinkTarget($this, "editSettings"),
                array("editSettings", "view")
            );

            include_once("Services/License/classes/class.ilLicenseAccess.php");
            if (ilLicenseAccess::_isEnabled()) {
                $this->tabs_gui->addTarget(
                    "licenses",
                    $this->ctrl->getLinkTargetByClass('illicenseoverviewgui', ''),
                    "",
                    "illicenseoverviewgui"
                );
            }
        }

        if ($rbacsystem->checkAccess('edit_permission', $this->object->getRefId())) {
            $this->tabs_gui->addTarget(
                "perm_settings",
                $this->ctrl->getLinkTargetByClass('ilpermissiongui', "perm"),
                array(),
                'ilpermissiongui'
            );
        }
    }

    public function editSettings()
    {
        $ilCtrl = $this->ctrl;
        $lng = $this->lng;
        $ilSetting = $this->settings;

        $lm_set = new ilSetting("lm");
        $lic_set = new ilSetting("license");
        $lng->loadLanguageModule("license");
        $lng->loadLanguageModule("scormdebug");

        include_once("./Services/Form/classes/class.ilPropertyFormGUI.php");
        $form = new ilPropertyFormGUI();
        $form->setFormAction($ilCtrl->getFormAction($this));
        $form->setTitle($lng->txt("cont_lrs_settings"));
        
        // Page History
        $cb_prop = new ilCheckboxInputGUI(
            $lng->txt("cont_enable_page_history"),
            "page_history"
        );
        $cb_prop->setInfo($lng->txt("cont_enable_page_history_info"));
        $cb_prop->setChecked($lm_set->get("page_history", 1));
        $form->addItem($cb_prop);
        
        // Time scheduled page activation
        $cb_prop = new ilCheckboxInputGUI(
            $lng->txt("cont_enable_time_scheduled_page_activation"),
            "time_scheduled_page_activation"
        );
        $cb_prop->setInfo($lng->txt("cont_enable_time_scheduled_page_activation_info"));
        $cb_prop->setChecked($lm_set->get("time_scheduled_page_activation"));
        $form->addItem($cb_prop);

        // lm starting point
        $options = array(
            "" => $this->lng->txt("cont_last_visited_page"),
            "first" => $this->lng->txt("cont_first_page")
            );
        $si = new ilSelectInputGUI($this->lng->txt("cont_lm_starting_point"), "lm_starting_point");
        $si->setOptions($options);
        $si->setValue($lm_set->get("lm_starting_point"));
        $si->setInfo($this->lng->txt("cont_lm_starting_point_info"));
        $form->addItem($si);

        // Activate replace media object function
        $cb_prop = new ilCheckboxInputGUI(
            $lng->txt("cont_replace_mob_feature"),
            "replace_mob_feature"
        );
        $cb_prop->setInfo($lng->txt("cont_replace_mob_feature_info"));
        $cb_prop->setChecked($lm_set->get("replace_mob_feature"));
        $form->addItem($cb_prop);

        // Activate HTML export IDs
        $cb_prop = new ilCheckboxInputGUI(
            $lng->txt("cont_html_export_ids"),
            "html_export_ids"
        );
        $cb_prop->setInfo($lng->txt("cont_html_export_ids_info"));
        $cb_prop->setChecked($lm_set->get("html_export_ids"));
        $form->addItem($cb_prop);

        // Upload dir for learning resources
        $tx_prop = new ilTextInputGUI(
            $lng->txt("cont_upload_dir"),
            "cont_upload_dir"
        );
        $tx_prop->setInfo($lng->txt("cont_upload_dir_info"));
        $tx_prop->setValue($lm_set->get("cont_upload_dir"));
        $form->addItem($tx_prop);


        // license activation
        $cb_prop = new ilCheckboxInputGUI(
            $lng->txt("license_counter"),
            "license_counter"
        );
        $cb_prop->setInfo($lng->txt("license_counter_info"));
        $cb_prop->setChecked($lic_set->get("license_counter"));
        $form->addItem($cb_prop);
        
        // license warning
        $tx_prop = new ilNumberInputGUI(
            $lng->txt("license_warning"),
            "license_warning"
        );
        $tx_prop->setSize(5);
        $tx_prop->setInfo($lng->txt("license_warning_info"));
        $tx_prop->setValue($lic_set->get("license_warning"));
        $form->addItem($tx_prop);
        
        // scormDebugger activation
        $cb_prop = new ilCheckboxInputGUI($lng->txt("scormdebug_global_activate"), "scormdebug_global_activate");
        $cb_prop->setInfo($lng->txt("scormdebug_global_activate_info"));
        $cb_prop->setChecked($lm_set->get("scormdebug_global_activate"));
        $form->addItem($cb_prop);

        // scorm2004 disableRTECaching
        $cb_prop = new ilCheckboxInputGUI(
            $lng->txt("scormdebug_disable_cache"),
            "scormdebug_disable_cache"
        );
        $cb_prop->setInfo($lng->txt("scormdebug_disable_cache_info"));
        $cb_prop->setChecked($lm_set->get("scormdebug_disable_cache"));
        $form->addItem($cb_prop);

        // scorm2004 without session
        $cb_prop = new ilCheckboxInputGUI(
            $lng->txt("scorm_without_session"),
            "scorm_without_session"
        );
        $cb_prop->setInfo($lng->txt("scorm_without_session_info"));
        $cb_prop->setChecked($lm_set->get("scorm_without_session"));
        $form->addItem($cb_prop);
        
        $privacy = ilPrivacySettings::_getInstance();
        $check = new ilCheckboxInputGui($lng->txt('enable_sahs_protocol_data'), 'enable_sahs_pd');
        $check->setInfo($this->lng->txt('enable_sahs_protocol_data_desc'));
        $check->setChecked($privacy->enabledSahsProtocolData());
        $form->addItem($check);

        // show and export protocol data with name
        $check = new ilCheckboxInputGui($this->lng->txt('ps_export_scorm'), 'export_scorm');
        $check->setInfo($this->lng->txt('enable_export_scorm_desc'));
        $check->setChecked($privacy->enabledExportSCORM());
        $form->addItem($check);

        // scorm auto-setting for learning progress
        $cb_prop = new ilCheckboxInputGUI($lng->txt("scorm_lp_auto_activate"), "scorm_lp_auto_activate");
        $cb_prop->setInfo($lng->txt("scorm_lp_auto_activate_info"));
        $cb_prop->setChecked($lm_set->get("scorm_lp_auto_activate"));
        $form->addItem($cb_prop);

        // command buttons
        if ($this->checkPermissionBool("write")) {
            $form->addCommandButton("saveSettings", $lng->txt("save"));
            $form->addCommandButton("view", $lng->txt("cancel"));
        }

        $this->tpl->setContent($form->getHTML());
    }

    public function saveSettings()
    {
        $ilCtrl = $this->ctrl;
        $ilSetting = $this->settings;

        $this->checkPermission("write");
        
        $lm_set = new ilSetting("lm");
        $lm_set->set(
            "time_scheduled_page_activation",
            ilUtil::stripSlashes($_POST["time_scheduled_page_activation"])
        );
        $lm_set->set(
            "lm_starting_point",
            ilUtil::stripSlashes($_POST["lm_starting_point"])
        );
        $lm_set->set(
            "page_history",
            (int) ilUtil::stripSlashes($_POST["page_history"])
        );
        $lm_set->set(
            "replace_mob_feature",
            ilUtil::stripSlashes($_POST["replace_mob_feature"])
        );
        $lm_set->set(
            "html_export_ids",
            ilUtil::stripSlashes($_POST["html_export_ids"])
        );
        $lm_set->set(
            "cont_upload_dir",
            ilUtil::stripSlashes($_POST["cont_upload_dir"])
        );
        $lm_set->setScormDebug(
            "scormdebug_global_activate",
            ilUtil::stripSlashes($_POST["scormdebug_global_activate"])
        );
        $lm_set->set(
            "scorm_login_as_learner_id",
            ilUtil::stripSlashes($_POST["scorm_login_as_learner_id"])
        );
        $lm_set->set(
            "scormdebug_disable_cache",
            ilUtil::stripSlashes($_POST["scormdebug_disable_cache"])
        );
        $lm_set->set(
            "scorm_without_session",
            ilUtil::stripSlashes($_POST["scorm_without_session"])
        );
        $lm_set->set(
            "scorm_lp_auto_activate",
            ilUtil::stripSlashes($_POST["scorm_lp_auto_activate"])
        );
        $lic_set = new ilSetting("license");
        $lic_set->set(
            "license_counter",
            ilUtil::stripSlashes($_POST["license_counter"])
        );
        $lic_set->set(
            "license_warning",
            ilUtil::stripSlashes($_POST["license_warning"])
        );
        
        $privacy = ilPrivacySettings::_getInstance();
        $privacy->enableSahsProtocolData((int) $_POST['enable_sahs_pd']);
        $privacy->enableExportSCORM((int) $_POST['export_scorm']);
        $privacy->save();

        ilUtil::sendSuccess($this->lng->txt("settings_saved"), true);

        $ilCtrl->redirect($this, "view");
    }
    
    public function addToExternalSettingsForm($a_form_id)
    {
        switch ($a_form_id) {
            case ilAdministrationSettingsFormHandler::FORM_PRIVACY:
                
                $privacy = ilPrivacySettings::_getInstance();
                
                $fields = array('enable_sahs_protocol_data' => array($privacy->enabledSahsProtocolData(), ilAdministrationSettingsFormHandler::VALUE_BOOL));
                
                return array(array("editSettings", $fields));
        }
    }
}