Modules/LearningModule/classes/class.ilEditClipboardGUI.php

Go to the documentation of this file.

<?php
/*
        +-----------------------------------------------------------------------------+
        | ILIAS open source                                                           |
        +-----------------------------------------------------------------------------+
        | Copyright (c) 1998-2001 ILIAS open source, University of Cologne            |
        |                                                                             |
        | This program is free software; you can redistribute it and/or               |
        | modify it under the terms of the GNU General Public License                 |
        | as published by the Free Software Foundation; either version 2              |
        | of the License, or (at your option) any later version.                      |
        |                                                                             |
        | This program is distributed in the hope that it will be useful,             |
        | but WITHOUT ANY WARRANTY; without even the implied warranty of              |
        | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               |
        | GNU General Public License for more details.                                |
        |                                                                             |
        | You should have received a copy of the GNU General Public License           |
        | along with this program; if not, write to the Free Software                 |
        | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA. |
        +-----------------------------------------------------------------------------+
*/

require_once("./Services/MediaObjects/classes/class.ilObjMediaObjectGUI.php");

class ilEditClipboardGUI
{
        var $ilias;
        var $tpl;
        var $lng;
        var $ctrl;

        function ilEditClipboardGUI()
        {
                global $ilias, $tpl, $lng, $ilCtrl;

                $this->ctrl =& $ilCtrl;
                $this->ilias =& $ilias;
                $this->tpl =& $tpl;
                $this->lng =& $lng;
                $this->multiple = false;
                $this->page_back_title = $lng->txt("cont_back");
                if ($_GET["returnCommand"] != "")
                {
                        $this->mode = "getObject";
                }
                else
                {
                        $this->mode = "";
                }

                $this->ctrl->saveParameter($this, array("clip_mob_id", "returnCommand"));
        }

        function _forwards()
        {
                return array("ilObjMediaObjectGUI");
        }

        function &executeCommand()
        {
                // get next class that processes or forwards current command
                $next_class = $this->ctrl->getNextClass($this);

                // get current command
                $cmd = $this->ctrl->getCmd();

                switch($next_class)
                {
                        case "ilobjmediaobjectgui":
//echo "<br>calling objmediaomjgui";
                                $this->ctrl->setReturn($this, "view");
                                require_once("classes/class.ilTabsGUI.php");
                                #$tabs_gui =& new ilTabsGUI();
                                $mob_gui =& new ilObjMediaObjectGUI("", $_GET["clip_mob_id"],false, false);
                                //$mob_gui->getTabs($tabs_gui);
                                $mob_gui->setAdminTabs();
                                //$this->tpl->setVariable("TABS", $tabs_gui->getHTML());
                                //$ret =& $mob_gui->executeCommand();
                                $ret =& $this->ctrl->forwardCommand($mob_gui);
                                switch($cmd)
                                {
                                        case "save":
                                                $this->ilias->account->addObjectToClipboard($ret->getId(), "mob", $ret->getTitle());
                                                $this->ctrl->redirect($this, "view");
                                                break;
                                }
                                break;


                        default:
                                $ret =& $this->$cmd();
                                break;
                }

                return $ret;
        }
        
        function setMultipleSelections($a_multiple = true)
        {
                $this->multiple = $a_multiple;
        }

        function getMultipleSelections()
        {
                return $this->multiple;
        }

        /*
        * display clipboard content
        */
        function view()
        {
                global $tree;

                $this->setTabs();
                
                $this->tpl->addBlockfile("BUTTONS", "buttons", "tpl.buttons.html");
//echo "HH";
                // create mob form button
                if ($this->mode != "getObject")
                {
                        $this->tpl->setCurrentBlock("btn_cell");
                        $this->tpl->setVariable("BTN_LINK",
                                $this->ctrl->getLinkTargetByClass("ilobjmediaobjectgui", "create"));
                        $this->tpl->setVariable("BTN_TXT",$this->lng->txt("cont_create_mob"));
                        $this->tpl->parseCurrentBlock();
                }


                include_once "./Services/Table/classes/class.ilTableGUI.php";           
                
//echo ":".$_GET["returnCommand"].":";
                // load template for table
                $this->tpl->addBlockfile("ADM_CONTENT", "adm_content", "tpl.table.html");

                // load template for table content data
                $this->tpl->addBlockfile("TBL_CONTENT", "tbl_content", "tpl.clipboard_tbl_row.html", "Modules/LearningModule");

                $num = 0;

                $obj_str = ($this->call_by_reference) ? "" : "&obj_id=".$this->obj_id;
                if ($this->mode == "getObject")
                {
                        $this->ctrl->setParameter($this, "returnCommand",
                                rawurlencode($_GET["returnCommand"]));
                }
                $this->tpl->setVariable("FORMACTION", $this->ctrl->getFormAction($this));

                // create table
                $tbl = new ilTableGUI();

                // title & header columns
                $tbl->setTitle($this->lng->txt("objs_mob"));
                //$tbl->setHelp("tbl_help.php","icon_help.gif",$this->lng->txt("help"));

                $tbl->setHeaderNames(array("", "", $this->lng->txt("cont_object")));
                $tbl->disable("sort");

                $cols = array("", "", "title");
                $header_params = $this->ctrl->getParameterArray($this, "view");
                $tbl->setHeaderVars($cols, $header_params);
                $tbl->setColumnWidth(array("1%","1%","98%"));

                // control
                $tbl->setOrderColumn($_GET["sort_by"]);
                $tbl->setOrderDirection($_GET["sort_order"]);
                $tbl->setLimit($_GET["limit"]);
                $tbl->setOffset($_GET["offset"]);
                $tbl->setMaxCount($this->maxcount);             // ???
                //$tbl->setMaxCount(30);                // ???

                $this->tpl->setVariable("COLUMN_COUNTS", 3);

                $this->tpl->setVariable("IMG_ARROW", ilUtil::getImagePath("arrow_downright.gif"));
                if ($this->mode != "getObject")
                {
                        // delete button
                        $this->tpl->setCurrentBlock("tbl_action_btn");
                        $this->tpl->setVariable("BTN_NAME", "remove");
                        $this->tpl->setVariable("BTN_VALUE", $this->lng->txt("remove"));
                        $this->tpl->parseCurrentBlock();

                        // add list
                        /*
                        $opts = ilUtil::formSelect("","new_type",array("mob" => "mob"));
                        $this->tpl->setCurrentBlock("add_object");
                        $this->tpl->setVariable("SELECT_OBJTYPE", $opts);
                        $this->tpl->setVariable("BTN_NAME", "createMediaInClipboard");
                        $this->tpl->setVariable("TXT_ADD", $this->lng->txt("add"));
                        $this->tpl->parseCurrentBlock();*/
                }
                else
                {
                        // insert button
                        $this->tpl->setCurrentBlock("tbl_action_btn");
                        $this->tpl->setVariable("BTN_NAME", "insert");
                        $this->tpl->setVariable("BTN_VALUE", $this->lng->txt("insert"));
                        $this->tpl->parseCurrentBlock();
                }

                // footer
                //
                //$tbl->disable("footer");

                $objs = $this->ilias->account->getClipboardObjects("mob");
                $objs = ilUtil::sortArray($objs, $_GET["sort_by"], $_GET["sort_order"]);
                $tbl->setMaxCount(count($objs));
                $objs = array_slice($objs, $_GET["offset"], $_GET["limit"]);
                $tbl->setFooter("tblfooter",$this->lng->txt("previous"),$this->lng->txt("next"));

                $tbl->render();
                if(count($objs) > 0)
                {
                        $i=0;
                        foreach($objs as $obj)
                        {
                                // output thumbnail
                                $mob =& new ilObjMediaObject($obj["id"]);
                                $med =& $mob->getMediaItem("Standard");
                                $target = $med->getThumbnailTarget();
                                if ($target != "")
                                {
                                        $this->tpl->setCurrentBlock("thumbnail");
                                        $this->tpl->setVariable("IMG_THUMB", $target);
                                        $this->tpl->parseCurrentBlock();
                                }

                                // allow editing of media objects
                                if ($this->mode != "getObject")
                                {                                       
                                        // output edit link
                                        $this->tpl->setCurrentBlock("edit");
                                        $this->ctrl->setParameter($this, "clip_mob_id", $obj["id"]);
                                        $this->tpl->setVariable("EDIT_LINK",
                                                $this->ctrl->getLinkTargetByClass("ilObjMediaObjectGUI", "edit",
                                                        array("ilEditClipboardGUI")));
                                        $this->tpl->setVariable("TEXT_OBJECT", $obj["title"].
                                                " [".$obj["id"]."]");
                                        $this->tpl->parseCurrentBlock();
                                }
                                else            // just list elements for selection
                                {
                                        $this->tpl->setCurrentBlock("show");
                                        $this->tpl->setVariable("TEXT_OBJECT2", $obj["title"].
                                                " [".$obj["id"]."]");
                                        $this->tpl->parseCurrentBlock();
                                }
                                
                                include_once("./Services/MediaObjects/classes/class.ilObjMediaObjectGUI.php");
                                $this->tpl->setVariable("MEDIA_INFO",
                                        ilObjMediaObjectGUI::_getMediaInfoHTML($mob));

                                $this->tpl->setCurrentBlock("tbl_content");
                                $css_row = ilUtil::switchColor($i++,"tblrow1","tblrow2");
                                $this->tpl->setVariable("CSS_ROW", $css_row);
                                $this->tpl->setVariable("CHECKBOX_ID", $obj["id"]);
                                $this->tpl->parseCurrentBlock();
                        }
                } //if is_array
                else
                {
                        $this->tpl->setCurrentBlock("notfound");
                        $this->tpl->setVariable("TXT_OBJECT_NOT_FOUND", $this->lng->txt("obj_not_found"));
                        $this->tpl->setVariable("NUM_COLS", $num);
                        $this->tpl->parseCurrentBlock();
                }

        }


        function getObject()
        {
                $this->mode = "getObject";
                $this->view();
        }


        function remove()
        {
                // check number of objects
                if (!isset($_POST["id"]))
                {
                        $this->ilias->raiseError($this->lng->txt("no_checkbox"),$this->ilias->error_obj->MESSAGE);
                }

                foreach($_POST["id"] AS $obj_id)
                {
                        $this->ilias->account->removeObjectFromClipboard($obj_id, "mob");
                        include_once("./Services/MediaObjects/classes/class.ilObjMediaObject.php");
                        $mob = new ilObjMediaObject($obj_id);
                        $mob->delete();                 // this method don't delete, if mob is used elsewhere
                }
                $this->ctrl->redirect($this, "view");
        }

        function insert()
        {
                // check number of objects
                if (!isset($_POST["id"]))
                {
                        $this->ilias->raiseError($this->lng->txt("no_checkbox"),$this->ilias->error_obj->MESSAGE);
                }
                
                if (!$this->getMultipleSelections())
                {
                        if(count($_POST["id"]) > 1)
                        {
                                $this->ilias->raiseError($this->lng->txt("cont_select_max_one_item"),$this->ilias->error_obj->MESSAGE);
                        }
                }

                $_SESSION["ilEditClipboard_mob_id"] = $_POST["id"];
                ilUtil::redirect(ilUtil::appendUrlParameterString(
                        $_GET["returnCommand"], "clip_obj_type=mob&clip_obj_id=".$_POST["id"][0]));
        }
        
        function _getSelectedIDs()
        {
                return $_SESSION["ilEditClipboard_mob_id"];
        }

        function setTabs()
        {
                global $ilTabs;

                //$this->tpl->setCurrentBlock("header_image");
                $this->tpl->setTitleIcon(ilUtil::getImagePath("icon_clip_b.gif"));
                //$this->tpl->parseCurrentBlock();
                $this->tpl->setTitle($this->lng->txt("clipboard"));
                $this->tpl->stopTitleFloating();

                // catch feedback message
                #include_once("classes/class.ilTabsGUI.php");
                #$tabs_gui =& new ilTabsGUI();
                $this->getTabs($ilTabs);
                #$this->tpl->setVariable("TABS", $tabs_gui->getHTML());
        }
        
        function setPageBackTitle($a_title)
        {
                $this->page_back_title = $a_title;
        }

        function getTabs(&$tabs_gui)
        {
                if ($this->mode == "getObject")
                {
                        // back to upper context
                        $tabs_gui->setBackTarget($this->page_back_title,
                                $_GET["returnCommand"]);
                }
                else
                {
                        // back to upper context
                        $tabs_gui->setBackTarget($this->page_back_title,
                                $this->ctrl->getParentReturn($this));
                }
        }

}
?>