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();
 
                include_once './Services/DidacticTemplate/classes/class.ilDidacticTemplateObjSettings.php';
                $value = ilDidacticTemplateObjSettings::lookupTemplateId($this->getParentObject()->object->getRefId());
 
                if(!count($tpls) && !$value)
                {
                        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'));
                $excl_tpl = false;
 
                foreach($tpls as $tpl)
                {
                        //just add if template is effective except template is already applied to this object
                        if($tpl->isEffective($_GET['ref_id']))
                        {
                                $options[$tpl->getId()] = $tpl->getPresentationTitle();
 
                                if($tpl->isExclusive())
                                {
                                        $excl_tpl = true;
                                }
                        }
                }
 
                if($excl_tpl && $value != 0)
                {
                        //remove default entry if an exclusive template exists but only if the actual entry isn't the default
                        unset($options[0]);
                }
 
                if(!in_array($value, array_keys($options)) || ($excl_tpl && $value == 0))
                {
                        $options[$value] = $this->lng->txt('not_available');
                }
 
                if(count($options) < 2)
                {
                        return false;
                }
 
                include_once './Services/Form/classes/class.ilSelectInputGUI.php';
                $tpl_selection = new ilSelectInputGUI(
                        '',
                        'tplid'
                );
                $tpl_selection->setOptions($options);
                $tpl_selection->setValue($value);
                $toolbar->addInputItem($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->getPresentationTitle().
                                '<div class="il_Description">'.
                                $dtpl->getPresentationDescription().' '.
                                '</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.ilDidacticTemplateUtils.php';
                ilDidacticTemplateUtils::switchTemplate($this->getParentObject()->object->getRefId(), $new_tpl_id);
 
                ilUtil::sendSuccess($this->lng->txt('didactic_template_applied'),true);
                $ilCtrl->returnToParent($this);
        }
}
?>