classes/class.ilObjFileGUI.php

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<?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 "class.ilObjectGUI.php";
require_once "./classes/class.ilObjFile.php"; // temp. fix

class ilObjFileGUI extends ilObjectGUI
{
        function ilObjFileGUI($a_data,$a_id,$a_call_by_reference = true, $a_prepare_output = true)
        {
                $this->type = "file";
                $this->ilObjectGUI($a_data,$a_id,$a_call_by_reference, $a_prepare_output);
        }
        
        function _forwards()
        {
                return array();
        }
        
        function &executeCommand()
        {
                $next_class = $this->ctrl->getNextClass($this);
                $cmd = $this->ctrl->getCmd();

                switch ($next_class)
                {
                        default:
                                if (empty($cmd))
                                {
                                        $this->ctrl->returnToParent($this);
                                        $cmd = "view";
                                }

                                $cmd .= "Object";
                                $this->$cmd();
                                break;
                }               
        }

        function createObject()
        {
                global $rbacsystem;

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

                if (!$rbacsystem->checkAccess("create", $_GET["ref_id"], $new_type))
                {
                        $this->ilErr->raiseError($this->lng->txt("permission_denied"),$this->ilErr->MESSAGE);
                }

                // fill in saved values in case of error
                $data = array();
                $data["fields"] = array();
                $data["fields"]["title"] = ilUtil::prepareFormOutput($_SESSION["error_post_vars"]["Fobject"]["title"],true);
                $data["fields"]["desc"] = ilUtil::stripSlashes($_SESSION["error_post_vars"]["Fobject"]["desc"]);
                $data["fields"]["file"] = $_SESSION["error_post_vars"]["Fobject"]["file"];

                $this->getTemplateFile("new",$this->type);

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

                $this->tpl->setVariable("FORMACTION", $this->getFormAction("save",$this->ctrl->getFormAction($this)."&new_type=".$new_type));
                //$this->tpl->setVariable("FORMACTION", $this->getFormAction("save","adm_object.php?cmd=gateway&ref_id=".$_GET["ref_id"]."&new_type=".$this->type));
                $this->tpl->setVariable("TXT_TITLE_NOTE", $this->lng->txt("if_no_title_then_filename"));
                $this->tpl->setVariable("TXT_HEADER", $this->lng->txt($this->type."_new"));
                $this->tpl->setVariable("TXT_CANCEL", $this->lng->txt("cancel"));
                $this->tpl->setVariable("TXT_SUBMIT", $this->lng->txt($this->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"));
        }

        function saveObject()
        {
                global $rbacsystem, $objDefinition;

                $data = $_FILES["Fobject"];

                // delete trailing '/' in filename
                while (substr($data["name"]["file"],-1) == '/')
                {
                        $data["name"]["file"] = substr($data["name"]["file"],0,-1);
                }

                if (empty($data["name"]["file"]))
                {
                        $this->ilias->raiseError($this->lng->txt("msg_no_file"),$this->ilias->error_obj->MESSAGE);
                }

                if (empty($_POST["Fobject"]["title"]))
                {
                        $_POST["Fobject"]["title"] = $_FILES["Fobject"]["name"]["file"];
                        //$this->ilias->raiseError($this->lng->txt("msg_no_title"),$this->ilias->error_obj->MESSAGE);
                }

                // create and insert file in grp_tree
                include_once("classes/class.ilObjFile.php");
                $fileObj = new ilObjFile();
                $fileObj->setType($this->type);
                $fileObj->setTitle(ilUtil::stripSlashes($_POST["Fobject"]["title"]));
                $fileObj->setDescription(ilUtil::stripSlashes($_POST["Fobject"]["desc"]));
                $fileObj->setFileName(ilUtil::stripSlashes($_FILES["Fobject"]["name"]["file"]));
                $fileObj->setFileType($_FILES["Fobject"]["type"]["file"]);
                $fileObj->create();
                $fileObj->createReference();
                $fileObj->putInTree($_GET["ref_id"]);
                $fileObj->setPermissions($_GET["ref_id"]);
                // upload file to filesystem
                $fileObj->createDirectory();
                $fileObj->getUploadFile($_FILES["Fobject"]["tmp_name"]["file"],ilUtil::stripSlashes($_FILES["Fobject"]["name"]["file"]));

                sendInfo($this->lng->txt("file_added"),true);
                ilUtil::redirect($this->getReturnLocation("save",$this->ctrl->getLinkTarget($this,"")));
                //ilUtil::redirect($this->getReturnLocation("save","adm_object.php?".$this->link_params));
        }
        
        function updateObject()
        {
                $data = $_FILES["Fobject"];

                // delete trailing '/' in filename
                while (substr($data["name"]["file"],-1) == '/')
                {
                        $data["name"]["file"] = substr($data["name"]["file"],0,-1);
                }

                if (empty($data["name"]["file"]) && empty($_POST["Fobject"]["title"]))
                {
                        $this->ilias->raiseError($this->lng->txt("msg_no_title"),$this->ilias->error_obj->MESSAGE);
                }

                if (empty($_POST["Fobject"]["title"]))
                {
                        $_POST["Fobject"]["title"] = $_FILES["Fobject"]["name"]["file"];
                }

                if (!empty($data["name"]["file"]))
                {
                        $this->object->replaceFile($_FILES["Fobject"]["tmp_name"]["file"],$_FILES["Fobject"]["name"]["file"]);
                        $this->object->setFileName($_FILES["Fobject"]["name"]["file"]);
                        $this->object->setFileType($_FILES["Fobject"]["type"]["file"]);
                }
                
                $this->object->setTitle(ilUtil::stripSlashes($_POST["Fobject"]["title"]));
                $this->object->setDescription(ilUtil::stripSlashes($_POST["Fobject"]["desc"]));

                $this->update = $this->object->update();

                sendInfo($this->lng->txt("msg_obj_modified"),true);

                ilUtil::redirect($this->getReturnLocation("update",$this->ctrl->getLinkTarget($this)));
                //ilUtil::redirect($this->getReturnLocation("update","adm_object.php?ref_id=".$this->ref_id));
        }

        
        function editObject()
        {
                global $rbacsystem;

                if (!$rbacsystem->checkAccess("write", $this->ref_id))
                {
                        $this->ilias->raiseError($this->lng->txt("msg_no_perm_write"),$this->ilias->error_obj->MESSAGE);
                }

                $fields = array();

                if ($_SESSION["error_post_vars"])
                {
                        // fill in saved values in case of error
                        $fields["title"] = ilUtil::prepareFormOutput($_SESSION["error_post_vars"]["Fobject"]["title"],true);
                        $fields["desc"] = ilUtil::stripSlashes($_SESSION["error_post_vars"]["Fobject"]["desc"]);
                }
                else
                {
                        $fields["title"] = ilUtil::prepareFormOutput($this->object->getTitle());
                        $fields["desc"] = ilUtil::stripSlashes($this->object->getDescription());
                }
                
                $this->getTemplateFile("edit");
                $this->tpl->setVariable("TXT_TITLE", $this->lng->txt("title"));
                $this->tpl->setVariable("TITLE", $fields["title"]);
                $this->tpl->setVariable("TXT_DESC", $this->lng->txt("desc"));
                $this->tpl->setVariable("DESC", $fields["desc"]);
                $this->tpl->setVariable("TXT_REPLACE_FILE", $this->lng->txt("replace_file"));
                //$this->tpl->parseCurrentBlock();

                $obj_str = ($this->call_by_reference) ? "" : "&obj_id=".$this->obj_id;

                $this->tpl->setVariable("FORMACTION", $this->getFormAction("update",$this->ctrl->getFormAction($this).$obj_str));
                //$this->tpl->setVariable("FORMACTION", $this->getFormAction("update","adm_object.php?cmd=gateway&ref_id=".$this->ref_id.$obj_str));
                $this->tpl->setVariable("TXT_HEADER", $this->lng->txt($this->object->getType()."_edit"));
                $this->tpl->setVariable("TARGET", $this->getTargetFrame("update"));
                $this->tpl->setVariable("TXT_CANCEL", $this->lng->txt("cancel"));
                $this->tpl->setVariable("TXT_SUBMIT", $this->lng->txt("save"));
                $this->tpl->setVariable("CMD_SUBMIT", "update");
                $this->tpl->setVariable("TXT_REQUIRED_FLD", $this->lng->txt("required_field"));
                //$this->tpl->parseCurrentBlock();
        }
        
        function sendFileObject()
        {
                $this->object->sendFile($_GET["hist_id"]);
                
                return true;
        }

        function cancelObject()
        {
                session_unregister("saved_post");

                sendInfo($this->lng->txt("msg_cancel"),true);

                //sendInfo($this->lng->txt("action_aborted"),true);
                $return_location = $_GET["cmd_return_location"];
                                
                ilUtil::redirect($this->ctrl->getLinkTarget($this,$return_location));
                //ilUtil::redirect($this->getReturnLocation("cancel","adm_object.php?".$this->link_params));
        }
        
        
        function versionsObject()
        {
                global $rbacsystem;

                if (!$rbacsystem->checkAccess("read", $_GET["ref_id"]))
                {
                        $this->ilErr->raiseError($this->lng->txt("permission_denied"),$this->ilErr->MESSAGE);
                }

                require_once("classes/class.ilHistoryGUI.php");
                
                $hist_gui =& new ilHistoryGUI($this->object->getId());
                
                // not nice, should be changed, if ilCtrl handling
                // has been introduced to administration
                $hist_html = $hist_gui->getVersionsTable(
                        array("ref_id" => $_GET["ref_id"], "cmd" => "versions",
                        "cmdClass" =>$_GET["cmdClass"], "cmdNode" =>$_GET["cmdNode"]));
                
                $this->tpl->setVariable("ADM_CONTENT", $hist_html);
        }

        // get tabs
        function getTabs(&$tabs_gui)
        {
                global $rbacsystem;

                $this->ctrl->setParameter($this,"ref_id",$this->ref_id);

                if ($rbacsystem->checkAccess('write',$this->ref_id))
                {
                        $tabs_gui->addTarget("edit_properties",
                                $this->ctrl->getLinkTarget($this, "edit"), "edit", get_class($this));
                }
                
                if ($rbacsystem->checkAccess('write',$this->ref_id))
                {
                        $tabs_gui->addTarget("versions",
                                $this->ctrl->getLinkTarget($this, "versions"), "versions", get_class($this));
                }

                if ($rbacsystem->checkAccess('edit_permission',$this->ref_id))
                {
                        $tabs_gui->addTarget("perm_settings",
                                $this->ctrl->getLinkTarget($this, "perm"), "perm", get_class($this));
                }
                
                if ($this->ctrl->getTargetScript() == "adm_object.php")
                {
                        $tabs_gui->addTarget("show_owner",
                                $this->ctrl->getLinkTarget($this, "owner"), "owner", get_class($this));
                        
                        if ($this->tree->getSavedNodeData($this->ref_id))
                        {
                                $tabs_gui->addTarget("trash",
                                        $this->ctrl->getLinkTarget($this, "trash"), "trash", get_class($this));
                        }
                }
        }

        /*function cancelObject()
        {
                $this->link_params = "ref_id=".$this->tree->getParentId($this->ref_id);

                session_unregister("saved_post");

                sendInfo($this->lng->txt("msg_cancel"),true);

                ilUtil::redirect($this->getReturnLocation("cancel","adm_object.php?".$this->link_params));
        }*/

} // END class.ilObjFileGUI
?>