class.ilRatingCategoryGUI.php

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<?php
/* Copyright (c) 1998-2011 ILIAS open source, Extended GPL, see docs/LICENSE */

include_once("./Services/Rating/classes/class.ilRatingCategory.php");

class ilRatingCategoryGUI
{       
        protected $parent_id; // [int]
        protected $export_callback; // [string|array]
        protected $export_subobj_title; // [string]
        
        function __construct($a_parent_id, $a_export_callback = null, $a_export_subobj_title = null)
        {
                global $lng;
                
                $this->parent_id = (int)$a_parent_id;
                $this->export_callback = $a_export_callback;
                $this->export_subobj_title = $a_export_subobj_title;
                
                $lng->loadLanguageModule("rating");
                
                if($_REQUEST["cat_id"])
                {
                        $cat = new ilRatingCategory($_REQUEST["cat_id"]);
                        if($cat->getParentId() == $this->parent_id)
                        {
                                $this->cat_id = $cat->getId();                                                          
                        }                                               
                }
        }
        
        function executeCommand()
        {
                global $ilCtrl;
                
                $next_class = $ilCtrl->getNextClass($this);
                $cmd = $ilCtrl->getCmd("listCategories");
                
                switch($next_class)
                {                       
                        default:
                                return $this->$cmd();
                                break;
                }
        }
        
        protected function listCategories()
        {
                global $tpl, $ilToolbar, $lng, $ilCtrl;
        
                $ilToolbar->addButton($lng->txt("rating_add_category"), 
                        $ilCtrl->getLinkTarget($this, "add"));
                
                $ilToolbar->addSeparator();
                
                $ilToolbar->addButton($lng->txt("export"), 
                        $ilCtrl->getLinkTarget($this, "export"));
                
                include_once "Services/Rating/classes/class.ilRatingCategoryTableGUI.php";
                $table = new ilRatingCategoryTableGUI($this, "listCategories", $this->parent_id);               
                $tpl->setContent($table->getHTML());            
        }
        
        
        protected function initCategoryForm($a_id = null)
        {
                global $lng, $ilCtrl;
                                
                include_once("Services/Form/classes/class.ilPropertyFormGUI.php");
                $form = new ilPropertyFormGUI();
                $form->setTarget("_top");
                $form->setFormAction($ilCtrl->getFormAction($this, "save"));
                $form->setTitle($lng->txt("rating_category_".($a_id ? "edit" : "create")));

                // title
                $ti = new ilTextInputGUI($lng->txt("title"), "title");
                $ti->setMaxLength(128);
                $ti->setSize(40);
                $ti->setRequired(true);
                $form->addItem($ti);

                // description
                $ta = new ilTextAreaInputGUI($lng->txt("description"), "desc");
                $ta->setCols(40);
                $ta->setRows(2);
                $form->addItem($ta);

                if(!$a_id)
                {
                        $form->addCommandButton("save", $lng->txt("rating_category_add"));
                }
                else
                {                       
                        $cat = new ilRatingCategory($a_id);                             
                        $ti->setValue($cat->getTitle());
                        $ta->setValue($cat->getDescription());          
                        
                        $form->addCommandButton("update", $lng->txt("rating_category_update"));
                }
                $form->addCommandButton("listCategories", $lng->txt("cancel"));

                return $form;           
        }
        
        protected function add($a_form = null)
        {
                global $tpl;
                
                if(!$a_form)
                {
                        $a_form = $this->initCategoryForm();
                }
                
                $tpl->setContent($a_form->getHTML());                           
        }
        
        protected function save()
        {
                global $ilCtrl, $lng;
                
                $form = $this->initCategoryForm("create");
                if($form->checkInput())
                {
                        include_once "Services/Rating/classes/class.ilRatingCategory.php";
                        $cat = new ilRatingCategory();
                        $cat->setParentId($this->parent_id);
                        $cat->setTitle($form->getInput("title"));
                        $cat->setDescription($form->getInput("desc"));
                        $cat->save();
                        
                        ilUtil::sendSuccess($lng->txt("rating_category_created"));
                        $ilCtrl->redirect($this, "listCategories");
                }
                
                $form->setValuesByPost();
                $this->add($form);              
        }
        
        protected function edit($a_form = null)
        {
                global $tpl, $ilCtrl;
                                
                $ilCtrl->setParameter($this, "cat_id", $this->cat_id);
                
                if(!$a_form)
                {                       
                        $a_form = $this->initCategoryForm($this->cat_id);
                }
                
                $tpl->setContent($a_form->getHTML());                           
        }
        
        protected function update()
        {
                global $ilCtrl, $lng;
                
                $form = $this->initCategoryForm($this->cat_id);
                if($form->checkInput())
                {
                        include_once "Services/Rating/classes/class.ilRatingCategory.php";
                        $cat = new ilRatingCategory($this->cat_id);
                        $cat->setTitle($form->getInput("title"));
                        $cat->setDescription($form->getInput("desc"));
                        $cat->update();
                        
                        ilUtil::sendSuccess($lng->txt("rating_category_updated"));
                        $ilCtrl->redirect($this, "listCategories");
                }
                
                $form->setValuesByPost();
                $this->add($form);              
        }
        
        protected function updateOrder()
        {
                global $ilCtrl, $lng;
                
                $order = $_POST["pos"];
                asort($order);
                
                $cnt = 0;
                foreach($order as $id => $pos)
                {
                        $cat = new ilRatingCategory($id);
                        if($cat->getParentId() == $this->parent_id)
                        {
                                $cnt += 10;
                                $cat->setPosition($cnt);
                                $cat->update();                         
                        }                       
                }
                
                ilUtil::sendSuccess($lng->txt("settings_saved"), true);
                $ilCtrl->redirect($this, "listCategories");
        }
        
        protected function confirmDelete()
        {
                global $tpl, $ilCtrl, $lng;
                
                if(!$this->cat_id)
                {
                        return $this->listCategories();
                }
                
                include_once("./Services/Utilities/classes/class.ilConfirmationGUI.php");
                $cgui = new ilConfirmationGUI();
                $cgui->setHeaderText($lng->txt("rating_category_delete_sure")."<br/>".
                        $lng->txt("info_delete_warning_no_trash"));

                $cgui->setFormAction($ilCtrl->getFormAction($this));
                $cgui->setCancel($lng->txt("cancel"), "listCategories");
                $cgui->setConfirm($lng->txt("confirm"), "delete");

                $cat = new ilRatingCategory($this->cat_id);             
                $cgui->addItem("cat_id", $this->cat_id, $cat->getTitle());
                
                $tpl->setContent($cgui->getHTML());
        }
        
        protected function delete()
        {
                global $ilCtrl, $lng;
                
                if($this->cat_id)
                {
                        ilRatingCategory::delete($this->cat_id);                        
                        ilUtil::sendSuccess($lng->txt("rating_category_deleted"), true);                        
                }
                
                // fix order
                $cnt = 0;
                foreach(ilRatingCategory::getAllForObject($this->parent_id) as $item)
                {
                        $cnt += 10;
                        
                        $cat = new ilRatingCategory($item["id"]);
                        $cat->setPosition($cnt);
                        $cat->update();                 
                }
                
                $ilCtrl->redirect($this, "listCategories");
        }
        
        protected function export()
        {               
                global $lng;
        
                include_once "./Services/Excel/classes/class.ilExcel.php";
                $excel = new ilExcel();
                $excel->addSheet($lng->txt("rating_categories"));
                
                // restrict to currently active (probably not needed - see delete())
                $active = array();
                foreach(ilRatingCategory::getAllForObject($this->parent_id) as $item)
                {
                        $active[$item["id"]] = $item["title"];
                }
                
                // title row    
                $row = 1;
                $excel->setCell($row, 0, $this->export_subobj_title." (".$lng->txt("id").")");
                $excel->setCell($row, 1, $this->export_subobj_title);
                $excel->setCell($row, 2, $lng->txt("rating_export_category")." (".$lng->txt("id").")");
                $excel->setCell($row, 3, $lng->txt("rating_export_category"));
                $excel->setCell($row, 4, $lng->txt("rating_export_date"));
                $excel->setCell($row, 5, $lng->txt("rating_export_rating"));
                $excel->setBold("A1:F1");
                
                // content rows 
                foreach(ilRating::getExportData($this->parent_id, ilObject::_lookupType($this->parent_id), array_keys($active)) as $item)
                {
                        // overall rating?
                        if(!$item["sub_obj_id"])
                        {
                                continue;
                        }
                        
                        $row++;         
                        
                        $sub_obj_title = $item["sub_obj_type"];
                        if($this->export_callback)
                        {
                                $sub_obj_title = call_user_func($this->export_callback, $item["sub_obj_id"], $item["sub_obj_type"]);
                        }
                        
                        $excel->setCell($row, 0, (int)$item["sub_obj_id"]);
                        $excel->setCell($row, 1, $sub_obj_title);
                        $excel->setCell($row, 2, (int)$item["category_id"]);
                        $excel->setCell($row, 3, $active[$item["category_id"]]);
                        $excel->setCell($row, 4, new ilDateTime($item["tstamp"], IL_CAL_UNIX));
                        $excel->setCell($row, 5, $item["rating"]);                                                      
                }       
                
                $excel->sendToClient(ilObject::_lookupTitle($this->parent_id));                                                                                         
        }
}

?>