class.ilObjStudyProgrammeGUI.php

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<?php

/* Copyright (c) 2015 Richard Klees <richard.klees@concepts-and-training.de> Extended GPL, see docs/LICENSE */

require_once("./Services/Container/classes/class.ilContainerGUI.php");
require_once("./Services/AccessControl/classes/class.ilObjRole.php");
require_once("./Services/Form/classes/class.ilPropertyFormGUI.php");
require_once("./Services/AccessControl/classes/class.ilPermissionGUI.php");
require_once("./Services/InfoScreen/classes/class.ilInfoScreenGUI.php");
require_once("./Services/Object/classes/class.ilObjectAddNewItemGUI.php");
require_once("./Modules/StudyProgramme/classes/class.ilObjStudyProgrammeTreeGUI.php");
require_once('./Services/Container/classes/class.ilContainerSortingSettings.php');
require_once("./Modules/StudyProgramme/classes/types/class.ilStudyProgrammeTypeGUI.php");
require_once("./Modules/StudyProgramme/classes/model/class.ilStudyProgrammeAdvancedMetadataRecord.php");
require_once("./Services/AdvancedMetaData/classes/class.ilAdvancedMDRecordGUI.php");
require_once("./Services/Object/classes/class.ilObjectCopyGUI.php");
require_once("./Services/Repository/classes/class.ilRepUtil.php");

class ilObjStudyProgrammeGUI extends ilContainerGUI {
        public $ctrl;
        
        public $tpl;
        
        public $tabs_gui;
        
        protected $ilAccess;
        
        protected $toolbar;
        
        protected $ilLocator;
        
        public $tree;
        
        public $object;
        
        protected $ilLog;
        
        public $ilias;

        protected $help;


        public function __construct() {
                global $DIC;
                $tpl = $DIC['tpl'];
                $ilCtrl = $DIC['ilCtrl'];
                $ilAccess = $DIC['ilAccess'];
                $ilToolbar = $DIC['ilToolbar'];
                $ilLocator = $DIC['ilLocator'];
                $tree = $DIC['tree'];
                $lng = $DIC['lng'];
                $ilLog = $DIC['ilLog'];
                $ilias = $DIC['ilias'];
                $ilHelp = $DIC['ilHelp'];

                parent::__construct(array(), (int) $_GET['ref_id'], true, false);

                $this->tpl = $tpl;
                $this->ctrl = $ilCtrl;
                $this->ilAccess = $ilAccess;
                $this->ilLocator = $ilLocator;
                $this->tree = $tree;
                $this->toolbar = $ilToolbar;
                $this->ilLog = $ilLog;
                $this->ilias = $ilias;
                $this->type = "prg";
                $this->help = $ilHelp;

                $lng->loadLanguageModule("prg");
        }


        public function executeCommand() {
                $cmd = $this->ctrl->getCmd();
                $next_class = $this->ctrl->getNextClass($this);
                
                if ($cmd == "") {
                        $cmd = "view";
                }
                
                $this->addToNavigationHistory();
                
                parent::prepareOutput();
                
                // show repository tree
                $this->showRepTree();

                switch ($next_class) {
                        case "ilinfoscreengui":
                                $this->tabs_gui->setTabActive(self::TAB_INFO);
                                $this->denyAccessIfNotAnyOf(array("read", "visible"));
                                $info = new ilInfoScreenGUI($this);
                                $this->fillInfoScreen($info);
                                $this->ctrl->forwardCommand($info);

                                // I guess this is how it was supposed to work, but it doesn't... it won't respect our sub-id and sub-type when creating the objects!
                                // So we reimplemented the stuff in the method parseInfoScreen()
                                //                $info = new ilInfoScreenGUI($this);
                                //                $amd_gui = new ilAdvancedMDRecordGUI(ilAdvancedMDRecordGUI::MODE_INFO, 'orgu', $this->object->getId(), 'orgu_type', $this->object->getOrgUnitTypeId());
                                //                $amd_gui->setInfoObject($info);
                                //                $amd_gui->setSelectedOnly(true);
                                //                $amd_gui->parse();
                                //                $this->ctrl->forwardCommand($info);
                                break;
                        case 'ilpermissiongui':
                                $this->tabs_gui->setTabActive('perm_settings');
                                $ilPermissionGUI = new ilPermissionGUI($this);
                                $this->ctrl->forwardCommand($ilPermissionGUI);
                                break;
                        case "ilcommonactiondispatchergui":
                                require_once("Services/Object/classes/class.ilCommonActionDispatcherGUI.php");
                                $gui = ilCommonActionDispatcherGUI::getInstanceFromAjaxCall();
                                $this->ctrl->forwardCommand($gui);
                                break;
                        case "ilobjstudyprogrammesettingsgui":
                                $this->denyAccessIfNot("write");

                                $this->getSubTabs('settings');
                                $this->tabs_gui->setTabActive(self::TAB_SETTINGS);
                                $this->tabs_gui->setSubTabActive('settings');

                                require_once("Modules/StudyProgramme/classes/class.ilObjStudyProgrammeSettingsGUI.php");
                                $gui = new ilObjStudyProgrammeSettingsGUI($this, $this->ref_id);
                                $this->ctrl->forwardCommand($gui);
                                break;
                        /*case 'iltranslationgui':
                                $this->denyAccessIfNot("write");

                                $this->getSubTabs('settings');
                                $this->tabs_gui->setTabActive("settings");
                                $this->tabs_gui->setSubTabActive('edit_translations');

                                $ilTranslationGui = new ilTranslationGUI($this);
                                $this->ctrl->forwardCommand($ilTranslationGui);
                                break;*/
                        case "ilobjstudyprogrammemembersgui":
                                $this->denyAccessIfNot("manage_members");
                                $this->tabs_gui->setTabActive(self::TAB_MEMBERS);
                                require_once("Modules/StudyProgramme/classes/class.ilObjStudyProgrammeMembersGUI.php");
                                $gui = new ilObjStudyProgrammeMembersGUI($this, $this->ref_id);
                                $this->ctrl->forwardCommand($gui);
                                break;
                        case "ilobjstudyprogrammetreegui":
                                $this->denyAccessIfNot("write");

                                $this->getSubTabs($cmd);
                                $this->setContentSubTabs();
                                $this->tabs_gui->setTabActive(self::TAB_VIEW_CONTENT);
                                $this->tabs_gui->setSubTabActive(self::SUBTAB_VIEW_TREE);

                                // disable admin panel
                                $_SESSION["il_cont_admin_panel"] = false;

                                $gui = new ilObjStudyProgrammeTreeGUI($this->id);
                                $this->ctrl->forwardCommand($gui);
                                break;
                        case 'ilstudyprogrammetypegui':
                                $this->tabs_gui->setTabActive('subtypes');

                                $types_gui = new ilStudyProgrammeTypeGUI($this);
                                $this->ctrl->forwardCommand($types_gui);
                                break;
                        case 'ilobjectcopygui':
                                $gui = new ilobjectcopygui($this);
                                $this->ctrl->forwardCommand($gui);
                                break;
                        case false:
                                $this->getSubTabs($cmd);
                                switch ($cmd) {
                                        case "cancelDelete":
                                                $cmd = "view";
                                        case "create":
                                        case "save":
                                        case "view":
                                        case "cancel":
                                        case "edit":
                                                $this->$cmd();
                                                break;
                                        case "delete":
                                                $this->tabs_gui->clearTargets();
                                                $this->tabs_gui->setBackTarget($this->lng->txt("back"), $this->ctrl->getLinkTarget($this));
                                                parent::deleteObject();
                                                break;
                                        case 'confirmedDelete':
                                                parent::confirmedDeleteObject();
                                                break;
                                        case 'editAdvancedSettings':
                                                $this->tabs_gui->setTabActive("settings");
                                                $this->tabs_gui->setSubTabActive('edit_advanced_settings');
                                                //$this->setSubTabsSettings('edit_advanced_settings');
                                                $this->editAdvancedSettings();
                                                break;
                                        case 'updateAdvancedSettings':
                                                $this->tabs_gui->setTabActive("settings");
                                                $this->tabs_gui->setSubTabActive('edit_advanced_settings');
                                                //$this->setSubTabsSettings('edit_advanced_settings');
                                                $this->updateAdvancedSettings();
                                                break;
                                        case "infoScreen":
                                                $this->ctrl->redirectByClass("ilInfoScreenGUI", "showSummary");
                                                break;
                                        case 'getAsynchItemList':
                                                parent::getAsynchItemListObject();
                                                break;
                                        case 'trash':
                                        case 'undelete':
                                        case 'confirmRemoveFromSystem':
                                        case 'removeFromSystem':
                                                $cmd .= "Object";
                                                $this->$cmd();
                                                break;
                                        /*case 'editSettings':
                                                $this->tabs_gui->setTabActive("settings");
                                                $this->setSubTabsSettings('edit_settings');
                                                $this->editSettings();
                                                break;
                                        case '':
                                        case 'view':
                                        case 'render':
                                        case 'cancel':
                                        case 'cancelDelete':
                                                $this->view();
                                                break;
                                        case 'create':
                                        
                                                parent::createObject();
                                                break;
                                        case 'save':
                                                parent::saveObject();
                                                break;
                                        case 'delete':
                                                $this->tabs_gui->clearTargets();
                                                $this->tabs_gui->setBackTarget($this->lng->txt("back"), $this->ctrl->getLinkTarget($this));
                                                parent::deleteObject();
                                                break;
                                        case 'confirmedDelete':
                                                parent::confirmedDeleteObject();
                                                break;
                                        case 'cut':
                                                $this->tabs_gui->clearTargets();
                                                $this->tabs_gui->setBackTarget($this->lng->txt("back"), $this->ctrl->getLinkTarget($this));
                                                parent::cutObject();
                                                break;
                                        case 'clear':
                                                parent::clearObject();
                                                break;
                                        case 'enableAdministrationPanel':
                                                parent::enableAdministrationPanelObject();
                                                break;
                                        case 'disableAdministrationPanel':
                                                parent::disableAdministrationPanelObject();
                                                break;
                                        case 'editSettings':
                                                $this->tabs_gui->setTabActive("settings");
                                                $this->setSubTabsSettings('edit_settings');
                                                $this->editSettings();
                                                break;
                                        case 'updateSettings':
                                                $this->tabs_gui->setTabActive("settings");
                                                $this->setSubTabsSettings('edit_settings');
                                                $this->updateSettings();
                                                break;
                                        case 'editAdvancedSettings':
                                                $this->tabs_gui->setTabActive("settings");
                                                $this->setSubTabsSettings('edit_advanced_settings');
                                                $this->editAdvancedSettings();
                                                break;
                                        case 'updateAdvancedSettings':
                                                $this->tabs_gui->setTabActive("settings");
                                                $this->setSubTabsSettings('edit_advanced_settings');
                                                $this->updateAdvancedSettings();
                                                break;*/
                                        default:
                                                throw new ilException("ilObjStudyProgrammeGUI: Command not supported: $cmd");
                                }
                                break;
                        default:
                                throw new ilException("ilObjStudyProgrammeGUI: Can't forward to next class $next_class");
                }
        }


        protected function create() {
                parent::createObject();
        }


        protected function save() {
                parent::saveObject();

                if($this->ctrl->isAsynch()) {
                        $form = $this->getAsyncCreationForm();
                        $form->setValuesByPost();
                        echo ilAsyncOutputHandler::encodeAsyncResponse(array("cmd" =>$this->ctrl->getCmd(), "success"=>false, "errors"=>$form->getErrors()));
                        exit();
                }
        }


        protected function cancel() {
                $async_response = ilAsyncOutputHandler::encodeAsyncResponse(array("cmd" =>"cancel", "success"=>false));

                ilAsyncOutputHandler::handleAsyncOutput("", $async_response, false);

                parent::cancelCreation();
        }


        protected function afterSave(ilObject $a_new_object)
        {
                // set default sort to manual
                $settings = new ilContainerSortingSettings($a_new_object->getId());
                $settings->setSortMode(ilContainer::SORT_MANUAL);
                $settings->setSortDirection(ilContainer::SORT_DIRECTION_ASC);
                $settings->setSortNewItemsOrder(ilContainer::SORT_NEW_ITEMS_ORDER_CREATION);
                $settings->setSortNewItemsPosition(ilContainer::SORT_NEW_ITEMS_POSITION_BOTTOM);
                $settings->save();

                $async_response = ilAsyncOutputHandler::encodeAsyncResponse(array("cmd" =>"cancel", "success"=>true, "message"=>$this->lng->txt("object_added")));

                ilAsyncOutputHandler::handleAsyncOutput("", $async_response, false);

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

                $this->ctrl->setParameter($this, "ref_id", $a_new_object->getRefId());
                ilUtil::redirect($this->getReturnLocation("save",
                        $this->ctrl->getLinkTarget($this, "edit", "", false, false)));
        }


        protected function view() {
                $this->denyAccessIfNot("read");
                $this->tabs_gui->setTabActive(self::TAB_VIEW_CONTENT);

                parent::renderObject();
        }

        protected function initAdvancedSettingsForm() {
                $form = new ilPropertyFormGUI();
                $form->setFormAction($this->ctrl->getFormAction($this));
                $form->addCommandButton('updateAdvancedSettings', $this->lng->txt('save'));
                $form->addCommandButton('editAdvancedSettings', $this->lng->txt('cancel'));

                return $form;
        }

        protected function editAdvancedSettings() {
                if (!$this->ilAccess->checkAccess("write", "", $this->ref_id)) {
                        ilUtil::sendFailure($this->lng->txt("permission_denied"), true);
                        $this->ctrl->redirect($this);
                }
                $form = $this->initAdvancedSettingsForm();
                $gui = new ilAdvancedMDRecordGUI(ilAdvancedMDRecordGUI::MODE_EDITOR, 'prg', $this->object->getId(), 'prg_type', $this->object->getSubtypeId());
                $gui->setPropertyForm($form);
                $gui->parse();
                $this->tpl->setContent($form->getHTML());
        }


        protected function updateAdvancedSettings() {
                if (!$this->ilAccess->checkAccess("write", "", $this->ref_id)) {
                        ilUtil::sendFailure($this->lng->txt("permission_denied"), true);
                        $this->ctrl->redirect($this);
                }

                $form = $this->initAdvancedSettingsForm();
                $gui = new ilAdvancedMDRecordGUI(ilAdvancedMDRecordGUI::MODE_EDITOR, 'prg', $this->object->getId(), 'prg_type', $this->object->getSubtypeId());
                $gui->setPropertyForm($form);
                $form->checkInput();
                $gui->parse();
                if ($gui->importEditFormPostValues()) {
                        $gui->writeEditForm();
                        ilUtil::sendSuccess($this->lng->txt('settings_saved'), true);
                        $this->ctrl->redirect($this, 'editAdvancedSettings');
                } else {
                        $this->tpl->setContent($form->getHTML());
                }
        }


        protected function initCreationForms($a_new_type) {
                return array( self::CFORM_NEW => $this->initCreateForm($a_new_type));
        }


        public function getAsyncCreationForm() {
                $asyncForm = new ilAsyncPropertyFormGUI();

                $tmp_forms = $this->initCreationForms('prg');
                $asyncForm->cloneForm($tmp_forms[self::CFORM_NEW]);
                $asyncForm->setAsync(true);

                return $asyncForm;
        }
        
        // HELPERS

        protected function checkAccess($a_which) {
                return $this->ilAccess->checkAccess($a_which, "", $this->ref_id);
        }
        
        protected function denyAccessIfNot($a_perm) {
                return $this->denyAccessIfNotAnyOf(array($a_perm));
        }

        protected function denyAccessIfNotAnyOf($a_perms) {
                foreach ($a_perms as $perm) {
                        if ($this->checkAccess($perm)) {
                                return;
                        }
                }
                
                if ($this->checkAccess("visible")) {
                        ilUtil::sendFailure($this->lng->txt("msg_no_perm_write"));
                        $this->ctrl->redirectByClass('ilinfoscreengui', '');
                }

                $this->ilias->raiseError($this->lng->txt("msg_no_perm_read"), $this->ilias->error_obj->WARNING);
        }
        
        const TAB_VIEW_CONTENT = "view_content";
        const SUBTAB_VIEW_TREE = "view_tree";
        const TAB_INFO = "info_short";
        const TAB_SETTINGS = "settings";
        const TAB_MEMBERS = "members";
        const TAB_SUBTYPES = "subtypes";

        public function getTabs() {
                $this->help->setScreenIdComponent("prg");
                if ($this->checkAccess("read")) {
                        $this->tabs_gui->addTab( self::TAB_VIEW_CONTENT
                                                                   , $this->lng->txt("content")
                                                                   , $this->getLinkTarget("view"));
                }

                if ($this->checkAccess("visible")) {
                        $this->tabs_gui->addTab( self::TAB_INFO
                                                                   , $this->lng->txt("info_short")
                                                                   , $this->getLinkTarget("info_short")
                                                                   );
                }
                
                if ($this->checkAccess("write")) {
                        $this->tabs_gui->addTab( self::TAB_SETTINGS
                                                                   , $this->lng->txt("settings")
                                                                   , $this->getLinkTarget("settings")
                                                                   );
                }

                if ($this->checkAccess("manage_members") ) {
                        $this->tabs_gui->addTab( self::TAB_MEMBERS
                                           , $this->lng->txt("members")
                                           , $this->getLinkTarget("members")
                                           );
                }
                parent::getTabs();
        }

        public function getSubTabs($a_parent_tab) {
                switch($a_parent_tab) {
                        case self::TAB_VIEW_CONTENT:
                        case self::SUBTAB_VIEW_TREE:
                        case 'view':
                                if($this->checkAccess("read")) {
                                        $this->tabs_gui->addSubTab(self::TAB_VIEW_CONTENT, $this->lng->txt("view"), $this->getLinkTarget("view"));
                                }

                                if($this->checkAccess("write")) {
                                        $this->tabs_gui->addSubTab(self::SUBTAB_VIEW_TREE, $this->lng->txt("cntr_manage"), $this->getLinkTarget(self::SUBTAB_VIEW_TREE));
                                }
                                break;
                        case 'settings':
                        case 'editAdvancedSettings':
                                $this->tabs_gui->addSubTab('settings', $this->lng->txt('settings'), $this->getLinkTarget('settings'));
                                //$this->tabs_gui->addSubTab("edit_translations", $this->lng->txt("obj_multilinguality"), $this->ctrl->getLinkTargetByClass("iltranslationgui", "editTranslations"));

                                $type = ilStudyProgrammeType::find($this->object->getSubtypeId());

                                if (!is_null($type) && count($type->getAssignedAdvancedMDRecords(true))) {
                                        $this->tabs_gui->addSubTab('edit_advanced_settings', $this->lng->txt('prg_adv_settings'), $this->ctrl->getLinkTarget($this, 'editAdvancedSettings'));
                                }
                                break;
                }

        }


        public function setContentSubTabs() {
                return;
        }


        protected function getLinkTarget($a_cmd) {
                if ($a_cmd == "info_short") {
                        return $this->ctrl->getLinkTargetByClass("ilinfoscreengui", "showSummary");
                }
                if ($a_cmd == "settings") {
                        return $this->ctrl->getLinkTargetByClass("ilobjstudyprogrammesettingsgui", "view");
                }
                if($a_cmd == self::SUBTAB_VIEW_TREE) {
                        return $this->ctrl->getLinkTargetByClass("ilobjstudyprogrammetreegui", "view");
                }
                if ($a_cmd == "members") {
                        return $this->ctrl->getLinkTargetByClass("ilobjstudyprogrammemembersgui", "view");
                }
                if($a_cmd == "subtypes") {
                        return $this->ctrl->getLinkTargetByClass("ilstudyprogrammetypegui", "listTypes");
                }
                
                return $this->ctrl->getLinkTarget($this, $a_cmd);
        }


        protected function fillInfoScreen($a_info_screen) {
                require_once('./Services/AdvancedMetaData/classes/class.ilAdvancedMDValues.php');
                require_once('./Services/AdvancedMetaData/classes/class.ilAdvancedMDRecord.php');
                require_once('Services/AdvancedMetaData/classes/class.ilAdvancedMDRecordGUI.php');
                require_once('./Services/ADT/classes/class.ilADTFactory.php');

                $type = ilStudyProgrammeType::find($this->object->getSubtypeId());
                if (!$type) {
                        return;
                }

                $record_gui = new ilAdvancedMDRecordGUI(ilAdvancedMDRecordGUI::MODE_INFO, 'prg', $this->object->getId(), 'prg_type', $this->object->getSubtypeId());
                $record_gui->setInfoObject($a_info_screen);
                $record_gui->parse();
        }

        protected function edit(){
                $this->denyAccessIfNot("write");

                $this->getSubTabs('settings');
                $this->tabs_gui->setTabActive(self::TAB_SETTINGS);
                $this->tabs_gui->setSubTabActive('settings');

                require_once("Modules/StudyProgramme/classes/class.ilObjStudyProgrammeSettingsGUI.php");
                $gui = new ilObjStudyProgrammeSettingsGUI($this, $this->ref_id);
                $this->ctrl->setCmd("view");
                $this->ctrl->forwardCommand($gui);
        }

        public static function _goto($a_target) {
                global $DIC;
                $ilAccess = $DIC['ilAccess'];
                $ilErr = $DIC['ilErr'];
                $ilCtrl = $DIC['ilCtrl'];
                $id = explode("_", $a_target);
                $ilCtrl->setTargetScript("ilias.php");
                $ilCtrl->initBaseClass("ilRepositoryGUI");
                $ilCtrl->setParameterByClass("ilobjstudyprogrammegui", "ref_id", $id[0]);

                $ilCtrl->redirectByClass(array( "ilRepositoryGUI", "ilobjstudyprogrammegui" ), "view");
        }

        public function addToNavigationHistory(){
                global $DIC;
                $ilNavigationHistory = $DIC['ilNavigationHistory'];
                
                if(!$this->getCreationMode() &&
                        $this->ilAccess->checkAccess('read', '', $_GET['ref_id']))
                {
                        $link = $this->ctrl->getLinkTargetByClass("ilrepositorygui", "frameset");
                        
                        $ilNavigationHistory->addItem($_GET['ref_id'],
                                $link, 'prg');
                }
        }
}

?>