content/classes/class.ilLMObjectGUI.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("classes/class.ilMetaData.php");
require_once("classes/class.ilMetaDataGUI.php");

class ilLMObjectGUI
{
        var $ilias;
        var $tpl;
        var $lng;
        var $obj;
        var $objDefinition;
        var $ctrl;
        var $content_object;
        var $actions;


        function ilLMObjectGUI(&$a_content_obj)
        {
                global $ilias, $tpl, $lng, $objDefinition, $ilCtrl;

                $this->ilias =& $ilias;
                $this->tpl =& $tpl;
                $this->lng =& $lng;
                $this->ctrl =& $ilCtrl;
                $this->objDefinition =& $objDefinition;
                $this->content_object =& $a_content_obj;
        }


        function setActions($a_actions = "")
        {
                if (is_array($a_actions))
                {
                        foreach ($a_actions as $name => $lng)
                        {
                                $this->actions[$name] = array("name" => $name, "lng" => $lng);
                        }
                }
                else
                {
                        $this->actions = "";
                }
        }


        function addMeta()
        {
                $this->setTabs();

                $meta_gui =& new ilMetaDataGUI();
                $meta_gui->setObject($this->obj);
                $meta_name = $_POST["meta_name"] ? $_POST["meta_name"] : $_GET["meta_name"];
                $meta_path = $_POST["meta_path"] ? $_POST["meta_path"] : $_GET["meta_path"];
                $meta_index = $_POST["meta_index"] ? $_POST["meta_index"] : $_GET["meta_index"];
                if ($meta_index == "")
                        $meta_index = 0;
                $meta_section = $_POST["meta_section"] ? $_POST["meta_section"] : $_GET["meta_section"];
                if ($meta_name != "")
                {
                        $meta_gui->meta_obj->add($meta_name, $meta_path, $meta_index);
                }
                else
                {
                        sendInfo($this->lng->txt("meta_choose_element"));
                }
                $meta_gui->edit("ADM_CONTENT", "adm_content", $this->ctrl->getLinkTarget($this),
                        $meta_section);
        }


        function deleteMeta()
        {
                $this->setTabs();

                $meta_gui =& new ilMetaDataGUI();
                $meta_gui->setObject($this->obj);
                $meta_index = $_POST["meta_index"] ? $_POST["meta_index"] : $_GET["meta_index"];
                $meta_gui->meta_obj->delete($_GET["meta_name"], $_GET["meta_path"], $meta_index);
                $meta_gui->edit("ADM_CONTENT", "adm_content", $this->ctrl->getLinkTarget($this),
                        $_GET["meta_section"]);
        }


        function chooseMetaSection()
        {
                $this->setTabs();

                $meta_gui =& new ilMetaDataGUI();
                $meta_gui->setObject($this->obj);
                $meta_gui->edit("ADM_CONTENT", "adm_content", $this->ctrl->getLinkTarget($this),
                        $_REQUEST["meta_section"]);
        }


        function editMeta()
        {
                $this->setTabs();

                $meta_gui =& new ilMetaDataGUI();
                $meta_gui->setObject($this->obj);
                $meta_gui->edit("ADM_CONTENT", "adm_content", $this->ctrl->getLinkTarget($this),
                        $_GET["meta_section"]);
        }


        function saveMeta()
        {
//echo "lmobjectgui_Savemeta1<br>";
                $meta_gui =& new ilMetaDataGUI();
                $meta_gui->setObject($this->obj);
//$f = fopen("/opt/iliasdata/bb.txt", "a"); fwrite($f, "LMObjectGUI::saveMeta(), start\n"); fclose($f);
                $meta_gui->save($_POST["meta_section"]);
//echo "lmobjectgui_Savemeta3<br>";
//$f = fopen("/opt/iliasdata/bb.txt", "a"); fwrite($f, "LMObjectGUI::saveMeta(), end\n"); fclose($f);
                sendInfo($this->lng->txt("msg_obj_modified"), true);
                $this->ctrl->redirect($this, "editMeta");
        }


        function getTargetFrame($a_cmd, $a_target_frame = "")
        {
                if ($this->target_frame[$a_cmd] != "")
                {
                        return $this->target_frame[$a_cmd];
                }
                elseif (!empty($a_target_frame))
                {
                        return "target=\"".$a_target_frame."\"";
                }
                else
                {
                        return;
                }
        }


        /*
        function getFormAction($a_cmd, $a_formaction ="")
        {
                if ($this->formaction[$a_cmd] != "")
                {
                        return $this->formaction[$a_cmd];
                }
                else
                {
                        return $a_formaction;
                }
        }*/


        function getTemplateFile($a_cmd,$a_type = "")
        {
                if (!$a_type)
                {
                        $a_type = $_GET["type"];
                }

                $template = "tpl.".$a_type."_".$a_cmd.".html";

                if (!$this->tpl->fileExists($template))
                {
                        $template = "tpl.obj_".$a_cmd.".html";
                }

                $this->tpl->addBlockFile("ADM_CONTENT", "adm_content", $template);
        }


        function create()
        {
                global $rbacsystem;

                $new_type = $_POST["new_type"] ? $_POST["new_type"] : $_GET["new_type"];

                // fill in saved values in case of error
                $data = array();
                $data["fields"] = array();
                $data["fields"]["title"] = $_SESSION["error_post_vars"]["Fobject"]["title"];
                $data["fields"]["desc"] = $_SESSION["error_post_vars"]["Fobject"]["desc"];

                $this->getTemplateFile("edit",$new_type);

                foreach ($data["fields"] as $key => $val)
                {
                        $this->tpl->setVariable("TXT_".strtoupper($key), $this->lng->txt($key));
                        $this->tpl->setVariable(strtoupper($key), $val);

                        if ($this->prepare_output)
                        {
                                $this->tpl->parseCurrentBlock();
                        }
                }
                $this->ctrl->setParameter($this, "new_type", $new_type);
//echo "<br>lmobjectgui_formaction";
//echo ":".$this->ctrl->getFormAction($this, "", true).":";
                $this->tpl->setVariable("FORMACTION",
                        $this->ctrl->getFormAction($this, "", true));
                $this->tpl->setVariable("TXT_HEADER", $this->lng->txt($new_type."_new"));
                $this->tpl->setVariable("TXT_CANCEL", $this->lng->txt("cancel"));
                $this->tpl->setVariable("TXT_SUBMIT", $this->lng->txt($new_type."_add"));
                $this->tpl->setVariable("CMD_SUBMIT", "save");
                $this->tpl->setVariable("TARGET", $this->getTargetFrame("save"));
                $this->tpl->setVariable("TXT_REQUIRED_FLD", $this->lng->txt("required_field"));

/*              if(count($_POST["id"]) > 1)
                {
                        $this->ilias->raiseError($this->lng->txt("cont_max_one_pos"),$this->ilias->error_obj->MESSAGE);
                }
                $target = (count($_POST["id"]) == 1)
                        ? $_POST["id"][0]
                        : "";

                $meta_gui =& new ilMetaDataGUI();
                $obj_str = (is_object($this->obj))
                        ? "&obj_id=".$this->obj->getId()
                        : "";
                $meta_gui->edit("ADM_CONTENT", "adm_content", "lm_edit.php?ref_id=".
                        $this->content_object->getRefId().$obj_str."&new_type=".$_POST["new_type"].
                        "&target=".$target."&cmd=saveMeta");*/
        }


        function putInTree()
        {
                $tree = new ilTree($this->content_object->getId());
                $tree->setTableNames('lm_tree', 'lm_data');
                $tree->setTreeTablePK("lm_id");

                $parent_id = (!empty($_GET["obj_id"]))
                        ? $_GET["obj_id"]
                        : $tree->getRootId();

                if (!empty($_GET["target"]))
                {
                        $target = $_GET["target"];
                }
                else
                {
                        // determine last child of current type
                        $childs =& $tree->getChildsByType($parent_id, $this->obj->getType());
                        if (count($childs) == 0)
                        {
                                $target = IL_FIRST_NODE;
                        }
                        else
                        {
                                $target = $childs[count($childs) - 1]["obj_id"];
                        }
                }
                if (!$tree->isInTree($this->obj->getId()))
                {
                        $tree->insertNode($this->obj->getId(), $parent_id, $target);
                }
        }


        function delete()
        {
                $this->setTabs();

                $cont_obj_gui =& new ilObjContentObjectGUI("",$this->content_object->getRefId(),
                        true, false);
                $cont_obj_gui->delete($this->obj->getId());
        }


        function cancelDelete()
        {
                session_unregister("saved_post");
                $this->ctrl->redirect($this, $_GET["backcmd"]);
        }


        function confirmedDelete()
        {
                $cont_obj_gui =& new ilObjContentObjectGUI("",$this->content_object->getRefId(),
                        true, false);
                $cont_obj_gui->confirmedDelete($this->obj->getId());
                $this->ctrl->redirect($this, $_GET["backcmd"]);
        }


        function showPossibleSubObjects($a_type)
        {
                $d = $this->objDefinition->getCreatableSubObjects($a_type);
                if (count($d) > 0)
                {
                        foreach ($d as $row)
                        {
                                $subobj[] = $row["name"];
                        }
                }

                if (is_array($subobj))
                {
                        //build form
                        $opts = ilUtil::formSelect(12,"new_type",$subobj);
                        //$this->tpl->setVariable("IMG_ARROW", ilUtil::getImagePath("arrow_downright.gif"));
                        $this->tpl->setCurrentBlock("add_object");
                        $this->tpl->setVariable("SELECT_OBJTYPE", $opts);
                        //$this->tpl->setVariable("FORMACTION_OBJ_ADD", "adm_object.php?cmd=create&ref_id=".$_GET["ref_id"]);
                        $this->tpl->setVariable("BTN_NAME", "create");
                        $this->tpl->setVariable("TXT_ADD", $this->lng->txt("add"));
                        $this->tpl->parseCurrentBlock();
                }
        }

        function add_cell($val, $link = "")
        {
                if(!empty($link))
                {
                        $this->tpl->setCurrentBlock("begin_link");
                        $this->tpl->setVariable("LINK_TARGET", $link);
                        $this->tpl->parseCurrentBlock();
                        $this->tpl->touchBlock("end_link");
                }

                $this->tpl->setCurrentBlock("text");
                $this->tpl->setVariable("TEXT_CONTENT", $val);
                $this->tpl->parseCurrentBlock();
                $this->tpl->setCurrentBlock("table_cell");
                $this->tpl->parseCurrentBlock();
        }


        function showActions()
        {
                $notoperations = array();
                $operations = array();

                $operations = $this->actions;
                /*
                foreach ($d as $row)
                {
                        if (!in_array($row["name"], $notoperations))
                        {
                                $operations[] = $row;
                        }
                }*/

                if (count($operations) > 0)
                {
                        foreach ($operations as $val)
                        {
                                $this->tpl->setCurrentBlock("operation_btn");
                                $this->tpl->setVariable("BTN_NAME", $val["lng"]);
                                $this->tpl->setVariable("BTN_VALUE", $this->lng->txt($val["lng"]));
                                $this->tpl->parseCurrentBlock();
                        }

                        $this->tpl->setCurrentBlock("operation");
                        $this->tpl->setVariable("IMG_ARROW",ilUtil::getImagePath("arrow_downright.gif"));
                        $this->tpl->parseCurrentBlock();
                }
        }

        function checkTree()
        {
                $this->content_object->checkTree();
        }
}
?>