class.ilFileVersionTableGUI.php

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<?php
/* Copyright (c) 1998-2009 ILIAS open source, Extended GPL, see docs/LICENSE */

include_once("Services/Table/classes/class.ilTable2GUI.php");
include_once("Services/Utilities/classes/class.ilFileUtils.php");

class ilFileVersionTableGUI extends ilTable2GUI
{
        var $confirmDelete = false;
        var $current_version = 0;
        
        function __construct($a_parent_obj, $a_parent_cmd, $confirmDelete = false)
        {
                global $ilCtrl, $lng;
                
                parent::__construct($a_parent_obj, $a_parent_cmd);
                
                $this->current_version = $a_parent_obj->object->getVersion();
                $this->confirmDelete = $confirmDelete;
                
                $lng->loadLanguageModule("file");
                
                // general properties
                $this->setRowTemplate("tpl.file_version_row.html", "Modules/File");
                $this->setLimit(9999);
                $this->setPrefix("versions");
                $this->setFormAction($ilCtrl->getFormAction($a_parent_obj));
                $this->setEnableHeader(true);
                $this->disable("footer");
                
                // properties depending on confirmation
                if (!$this->confirmDelete)
                {
                        $this->setTitle($lng->txt("versions"));
                        $this->setSelectAllCheckbox("hist_id[]");
                }
                
                // columns
                if (!$this->confirmDelete)
                        $this->addColumn("", "", "1", true);
                
                $this->addColumn($lng->txt("version"), "", "1");
                $this->addColumn($lng->txt("date"));
                $this->addColumn($lng->txt("file_uploaded_by"));
                $this->addColumn($lng->txt("filename"));
                $this->addColumn($lng->txt("filesize"), "", "", false, "ilRight");
                
                if (!$this->confirmDelete)
                {
                        $this->addColumn($lng->txt("action"));
                        $this->addColumn("", "", "1");
                }
                
                // commands depending on confirmation
                if (!$this->confirmDelete)
                {
                        $this->addMultiCommand("deleteVersions", $lng->txt("delete"));
                        $this->addMultiCommand("rollbackVersion", $lng->txt("file_rollback"));
                }
                else
                {
                        $this->addCommandButton("confirmDeleteVersions", $lng->txt("confirm"));
                        $this->addCommandButton("cancelDeleteVersions", $lng->txt("cancel"));
                }
        }

        protected function fillRow($a_set)
        {
                global $lng, $ilCtrl, $ilAccess;
                
                $hist_id = $a_set["hist_entry_id"];
                
                // split params
                $filename = $a_set["filename"];
                $version = $a_set["version"];
                $rollback_version = $a_set["rollback_version"];
                $rollback_user_id = $a_set["rollback_user_id"];
                
                // get user name        
                $name = ilObjUser::_lookupName($a_set["user_id"]);
                $username = trim($name["title"] . " " . $name["firstname"] . " " . $name["lastname"]);
                
                // get file size
                // bugfix mantis 0022054
                $directory = $this->parent_obj->object->getDirectory($version);
                $filepath = ilFileUtils::getValidFilename(rtrim($directory, "/") . "/" . $filename);
                $filesize = filesize($filepath);
                
                // get action text
                $action = $lng->txt("file_version_" . $a_set["action"]); // create, replace, new_version, rollback
                if ($a_set["action"] == "rollback")
                {
                        $name = ilObjUser::_lookupName($rollback_user_id);
                        $rollback_username = trim($name["title"] . " " . $name["firstname"] . " " . $name["lastname"]);
                        $action = sprintf($action, $rollback_version, $rollback_username);              
                }
                
                // get download link
                $ilCtrl->setParameter($this->parent_obj, "hist_id", $hist_id);
                $link = $ilCtrl->getLinkTarget($this->parent_obj, "sendfile");
                
                // build actions
                include_once("Services/UIComponent/AdvancedSelectionList/classes/class.ilAdvancedSelectionListGUI.php");
                $actions = new ilAdvancedSelectionListGUI();
                $actions->setId($hist_id);
                $actions->setListTitle($lng->txt("actions"));
                $actions->addItem($lng->txt("delete"), "", $ilCtrl->getLinkTarget($this->parent_obj, "deleteVersions"));
                if ($this->current_version != $version)
                        $actions->addItem($lng->txt("file_rollback"), "", $ilCtrl->getLinkTarget($this->parent_obj, "rollbackVersion"));        
                
                // reset history parameter
                $ilCtrl->setParameter($this->parent_obj, "hist_id", "");
                
                // fill template
                $this->tpl->setVariable("TXT_VERSION", $version);
                $this->tpl->setVariable("TXT_DATE", ilDatePresentation::formatDate(new ilDateTime($a_set['date'],IL_CAL_DATETIME)));
                $this->tpl->setVariable("TXT_UPLOADED_BY", $username);
                $this->tpl->setVariable("DL_LINK", $link);
                $this->tpl->setVariable("TXT_FILENAME", $filename);
                $this->tpl->setVariable("TXT_FILESIZE", ilUtil::formatSize($filesize));
                
                // columns depending on confirmation
                if (!$this->confirmDelete)
                {
                        $this->tpl->setCurrentBlock("version_selection");
                        $this->tpl->setVariable("OBJ_ID", $hist_id);
                        $this->tpl->parseCurrentBlock();
                        
                        $this->tpl->setCurrentBlock("version_txt_actions");
                        $this->tpl->setVariable("TXT_ACTION", $action);
                        $this->tpl->parseCurrentBlock();
                        
                        $this->tpl->setCurrentBlock("version_actions");
                        $this->tpl->setVariable("ACTIONS", $actions->getHTML());
                        $this->tpl->parseCurrentBlock();
                }
                else
                {
                        $this->tpl->setCurrentBlock("version_id");
                        $this->tpl->setVariable("OBJ_ID", $hist_id);
                        $this->tpl->parseCurrentBlock();
                }
        }
}
?>