class.ilDidacticTemplateGUI.php

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

include_once './Services/DidacticTemplate/classes/class.ilDidacticTemplateSetting.php';

class ilDidacticTemplateGUI
{
        private $parent_object;
        private $lng;

        public function __construct($a_parent_obj)
        {
                global $lng;
                
                $this->parent_object = $a_parent_obj;
                $this->lng = $lng;
                $this->lng->loadLanguageModule('didactic');
        }

        public function getParentObject()
        {
                return $this->parent_object;
        }

        public function executeCommand()
        {
                global $ilCtrl;

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

                switch($next_class)
                {
                        default:
                                if(!$cmd)
                                {
                                        $cmd = 'overview';
                                }
                                $this->$cmd();

                                break;
                }
                return true;
        }

        public function appendToolbarSwitch(ilToolbarGUI $toolbar, $a_obj_type, $a_ref_id)
        {
                include_once './Services/DidacticTemplate/classes/class.ilDidacticTemplateSettings.php';
                $tpls = ilDidacticTemplateSettings::getInstanceByObjectType($a_obj_type)->getTemplates();

                if(!count($tpls))
                {
                        return false;
                }

                // Add template switch
                $toolbar->addText($this->lng->txt('didactic_selected_tpl_option'));

                // Show template options
                $options = array(0 => $this->lng->txt('didactic_default_type'));
                foreach($tpls as $tpl)
                {
                        $options[$tpl->getId()] = $tpl->getTitle();
                }

                include_once './Services/Form/classes/class.ilSelectInputGUI.php';
                include_once './Services/DidacticTemplate/classes/class.ilDidacticTemplateObjSettings.php';
                $tpl_selection = new ilSelectInputGUI(
                        '',
                        'tplid'
                );
                $tpl_selection->setOptions($options);
                $tpl_selection->setValue(ilDidacticTemplateObjSettings::lookupTemplateId(
                        $this->getParentObject()->object->getRefId()
                ));
                $toolbar->addInputItem($tpl_selection);

                // Apply templates switch
                $toolbar->addFormButton($this->lng->txt('change'),'confirmTemplateSwitch');
                return true;
        }

        /*
         * Show didactic template switch confirmation screen
         */
        protected function confirmTemplateSwitch()
        {
                global $ilCtrl, $ilTabs, $tpl;

                include_once './Services/DidacticTemplate/classes/class.ilDidacticTemplateObjSettings.php';

                // Check if template is changed
                $new_tpl_id = (int) $_REQUEST['tplid'];
                if($new_tpl_id == ilDidacticTemplateObjSettings::lookupTemplateId($this->getParentObject()->object->getRefId()))
                {
                        ilLoggerFactory::getLogger('otpl')->debug('Template id: '.$new_tpl_id);
                        ilUtil::sendInfo($this->lng->txt('didactic_not_changed'),true);
                        $ilCtrl->returnToParent($this);
                }

                $ilTabs->clearTargets();
                $ilTabs->clearSubTabs();

                include_once './Services/Utilities/classes/class.ilConfirmationGUI.php';
                $confirm = new ilConfirmationGUI();
                $confirm->setFormAction($ilCtrl->getFormAction($this));
                $confirm->setHeaderText($this->lng->txt('didactic_confirm_apply_new_template'));
                $confirm->setConfirm($this->lng->txt('apply'), 'switchTemplate');
                $confirm->setCancel($this->lng->txt('cancel'), 'cancel');

                if($new_tpl_id)
                {
                        include_once './Services/DidacticTemplate/classes/class.ilDidacticTemplateSetting.php';
                        $dtpl = new ilDidacticTemplateSetting($new_tpl_id);

                        $confirm->addItem(
                                'tplid',
                                $new_tpl_id,
                                $dtpl->getTitle().
                                '<div class="il_Description">'.
                                $dtpl->getDescription().' '.
                                '</div>'
                        );
                }
                else
                {
                        $confirm->addItem(
                                'tplid',
                                $new_tpl_id,
                                $this->lng->txt('default').' '.
                                '<div class="il_Description">'.
                                sprintf(
                                        $this->lng->txt('didactic_default_type_info'),
                                        $this->lng->txt('objs_'.$this->getParentObject()->object->getType())
                                ).
                                '</div>'
                        );

                }
                $tpl->setContent($confirm->getHTML());
        }

        protected function cancel()
        {
                global $ilCtrl;
                
                $ilCtrl->returnToParent($this);
        }

        protected function switchTemplate()
        {
                global $ilCtrl;

                $new_tpl_id = (int) $_REQUEST['tplid'];

                include_once './Services/DidacticTemplate/classes/class.ilDidacticTemplateObjSettings.php';
                $current_tpl_id = ilDidacticTemplateObjSettings::lookupTemplateId(
                        $this->getParentObject()->object->getRefId()
                );

                // Revert current template
                if($current_tpl_id)
                {
                        include_once './Services/DidacticTemplate/classes/class.ilDidacticTemplateActionFactory.php';
                        foreach(ilDidacticTemplateActionFactory::getActionsByTemplateId($current_tpl_id) as $action)
                        {
                                $action->setRefId($this->getParentObject()->object->getRefId());
                                $action->revert();
                        }
                }
                if($new_tpl_id)
                {
                        include_once './Services/DidacticTemplate/classes/class.ilDidacticTemplateActionFactory.php';
                        foreach(ilDidacticTemplateActionFactory::getActionsByTemplateId($new_tpl_id) as $action)
                        {
                                $action->setRefId($this->getParentObject()->object->getRefId());
                                $action->apply();
                        }
                }

                // Assign template id to object
                ilDidacticTemplateObjSettings::assignTemplate(
                        $this->getParentObject()->object->getRefId(),
                        $this->getParentObject()->object->getId(),
                        $new_tpl_id
                );

                ilUtil::sendSuccess($this->lng->txt('didactic_template_applied'),true);
                $ilCtrl->returnToParent($this);
        }
}
?>