class.ilContainerStartObjectsGUI.php

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<?php
/* Copyright (c) 1998-2010 ILIAS open source, Extended GPL, see docs/LICENSE */
 
class ilContainerStartObjectsGUI 
{       
        protected $object; // [ilObject]
        protected $start_object; // [ilContainerStartObjects]
        
        public function __construct(ilObject $a_parent_obj)
        {
                global $ilCtrl, $ilTabs, $lng, $tpl;
                
                $this->ctrl = $ilCtrl;
                $this->tabs_gui = $ilTabs;
                $this->lng = $lng;
                $this->tpl = $tpl;
                $this->object = $a_parent_obj;
                                
                include_once "Services/Container/classes/class.ilContainerStartObjects.php";
                $this->start_object = new ilContainerStartObjects($this->object->getRefId(),
                        $this->object->getId());
                
                $this->lng->loadLanguageModule("crs");
        }
        
        public function executeCommand()
        {                               
                // $this->prepareOutput();
        
                switch($this->ctrl->getNextClass($this))
                {                       
                        case "ilcontainerstartobjectspagegui":
                                $this->checkPermission("write");
                                $this->tabs_gui->clearTargets();
                                $this->tabs_gui->setBackTarget($this->lng->txt("back"),
                                        $this->ctrl->getLinkTarget($this, "listStructure"));
                                
                                include_once "Services/Container/classes/class.ilContainerStartObjectsPage.php";
                                if(!ilContainerStartObjectsPage::_exists("cstr", $this->object->getId()))
                                {
                                        // doesn't exist -> create new one
                                        $new_page_object = new ilContainerStartObjectsPage();
                                        $new_page_object->setParentId($this->object->getId());
                                        $new_page_object->setId($this->object->getId());
                                        $new_page_object->createFromXML();
                                        unset($new_page_object);
                                }
 
                                $this->tpl->setVariable("LOCATION_CONTENT_STYLESHEET",
                                        ilObjStyleSheet::getContentStylePath(ilObjStyleSheet::getEffectiveContentStyleId(
                                                $this->object->getStyleSheetId(), $this->object->getType())));
 
                                $this->ctrl->setReturnByClass("ilcontainerstartobjectspagegui", "edit");                                
                                include_once "Services/Container/classes/class.ilContainerStartObjectsPageGUI.php";
                                $pgui = new ilContainerStartObjectsPageGUI($this->object->getId());
                                include_once("./Services/Style/classes/class.ilObjStyleSheet.php");
                                $pgui->setStyleId(ilObjStyleSheet::getEffectiveContentStyleId(
                                        $this->object->getStyleSheetId(), $this->object->getType()));
 
 
                                // needed for editor?
                                //include_once("./Services/Style/classes/class.ilObjStyleSheet.php");
                                //$pgui->setStyleId(ilObjStyleSheet::getEffectiveContentStyleId(0));
                                
                                $ret = $this->ctrl->forwardCommand($pgui);
                                if($ret)
                                {
                                        $this->tpl->setContent($ret);
                                }
                                break;
                        
                        default:
                                $cmd = $this->ctrl->getCmd("listStructure");
                                $cmd .= "Object";
                                $this->$cmd();
                                break;                                  
                }
        }
        
        protected function checkPermission($a_cmd)
        {
                global $ilAccess;
                
                $ref_id = $this->object->getRefId();            
                if(!$ilAccess->checkAccess($a_cmd, "", $ref_id))
                {
                        ilUtil::sendFailure($this->lng->txt("permission_denied"), true);
                        ilUtil::redirect("goto.php?target=".$this->object->getType()."_".$ref_id);
                }
        }
        
        public function setTabs($a_active = "manage")
        {
                global $ilSetting;
                
                $this->tabs_gui->addSubTab("manage",
                        $this->lng->txt("cntr_manage"),
                        $this->ctrl->getLinkTarget($this, "listStructure"));
                                
                // :TODO: depending on this setting?
                if ($ilSetting->get("enable_cat_page_edit"))
                {
                        $this->tabs_gui->addSubTab("page_editor", 
                                $this->lng->txt("cntr_text_media_editor"), 
                                $this->ctrl->getLinkTargetByClass("ilContainerStartObjectsPageGUI", "edit"));
                }               
                
                $this->tabs_gui->activateSubTab($a_active);
        }
 
        protected function listStructureObject()
        {               
                global $ilToolbar;
                
                $this->checkPermission('write');
                $this->setTabs();
                
                $ilToolbar->addButton($this->lng->txt('crs_add_starter'),
                                $this->ctrl->getLinkTarget($this, 'selectStarter'));
                
                include_once './Services/Container/classes/class.ilContainerStartObjectsTableGUI.php';
                $table = new ilContainerStartObjectsTableGUI($this, 'listStructure', $this->start_object);              
                $this->tpl->setContent($table->getHTML());                              
        }
        
        protected function saveSortingObject()
        {
                $pos = $_POST["pos"];
                if(is_array($pos))
                {                       
                        asort($pos);
                        $counter = 0;
                        foreach(array_keys($pos) as $start_id)
                        {
                                $counter += 10;
                                $this->start_object->setObjectPos($start_id, $counter);
                        }               
                        
                        ilUtil::sendSuccess($this->lng->txt('cntr_saved_sorting'), true);
                }
                
                $this->ctrl->redirect($this, "listStructure");
        }
        
        protected function askDeleteStarterObject()
        {               
                if(!count($_POST['starter']))
                {
                        ilUtil::sendFailure($this->lng->txt('select_one'), true);
                        $this->ctrl->redirect($this, "listStructure");  
                }
                
                $this->checkPermission('write');
                $this->setTabs();
 
                // display confirmation message
                include_once("./Services/Utilities/classes/class.ilConfirmationGUI.php");
                $cgui = new ilConfirmationGUI();
                $cgui->setFormAction($this->ctrl->getFormAction($this, "listStructure"));
                $cgui->setHeaderText($this->lng->txt("crs_starter_delete_sure"));
                $cgui->setCancel($this->lng->txt("cancel"), "listStructure");
                $cgui->setConfirm($this->lng->txt("remove"), "deleteStarter");
 
                // list objects that should be deleted          
                $all = $this->start_object->getStartObjects();          
                foreach($_POST['starter'] as $starter_id)
                {                       
                        $obj_id = ilObject::_lookupObjId($all[$starter_id]["item_ref_id"]);
                        $title = ilObject::_lookupTitle($obj_id);
                        $icon = ilObject::_getIcon($obj_id, "tiny");
                        $alt = $this->lng->txt('obj_'.ilObject::_lookupType($obj_id));
                        $cgui->addItem("starter[]", $starter_id, $title, $icon, $alt);
                }
 
                $this->tpl->setContent($cgui->getHTML());
        }
 
        protected function deleteStarterObject()
        {               
                $this->checkPermission('write');
                
                if(!count($_POST['starter']))
                {
                        ilUtil::sendFailure($this->lng->txt('select_one'), true);                       
                }
                else
                {               
                        foreach($_POST['starter'] as $starter_id)
                        {               
                                $this->start_object->delete((int)$starter_id);
                        }
 
                        ilUtil::sendSuccess($this->lng->txt('crs_starter_deleted'), true);
                }
                
                $this->ctrl->redirect($this, "listStructure");                          
        }
                
        protected function selectStarterObject()
        {                                               
                $this->checkPermission('write');
                $this->setTabs();
                
                include_once './Services/Container/classes/class.ilContainerStartObjectsTableGUI.php';
                $table = new ilContainerStartObjectsTableGUI($this, 'selectStarter', $this->start_object);              
                $this->tpl->setContent($table->getHTML());                              
        }
 
        protected function addStarterObject()
        {                               
                $this->checkPermission('write');
 
                if(!count($_POST['starter']))
                {
                        ilUtil::sendFailure($this->lng->txt('select_one'), true);
                        $this->ctrl->redirect($this, "selectStarter");                                          
                }
                        
                $added = 0;
                foreach($_POST['starter'] as $item_ref_id)
                {
                        if(!$this->start_object->exists($item_ref_id))
                        {
                                ++$added;
                                $this->start_object->add($item_ref_id);
                        }
                }
                if($added)
                {
                        ilUtil::sendSuccess($this->lng->txt('crs_added_starters'), true);
                        $this->ctrl->redirect($this, "listStructure");          
                }
                else
                {
                        ilUtil::sendFailure($this->lng->txt('crs_starters_already_assigned'), true);
                        $this->ctrl->redirect($this, "selectStarter");          
                }
        }
}
 
?>