class.ilFileVersionTableGUI.php

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

use ILIAS\Filesystem\Util\LegacyPathHelper;

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

class ilFileVersionTableGUI extends ilTable2GUI
{
    public $confirmDelete = false;
    public $current_version = 0;


    public function __construct(ilFileVersionsGUI $a_parent_obj, $a_parent_cmd, $confirmDelete = false)
    {
        global $DIC;
        $ilCtrl = $DIC['ilCtrl'];
        $lng = $DIC['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);


        // properties depending on confirmation
        if (!$this->confirmDelete) {
            $this->setTitle($lng->txt("versions"));
            $this->setSelectAllCheckbox("hist_id[]");
        }

        // columns
        if (!$this->confirmDelete) {
            $this->disable("footer");
            $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("type"));
            $this->addColumn($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 $DIC;
        $lng = $DIC['lng'];
        $ilCtrl = $DIC['ilCtrl'];
        $ilAccess = $DIC['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
        $object = $this->parent_obj->object;
        $directory = LegacyPathHelper::createRelativePath($object->getDirectory($version));
        $filepath = ilFileUtils::getValidFilename(rtrim($directory, "/") . "/" . $filename); // TODO remove after migration to filesystem
        $filesize = 0;
        if ($DIC->filesystem()->storage()->has($filepath)) {
            $size = $filesize = $DIC->filesystem()->storage()->getSize($filepath, \ILIAS\Data\DataSize::Byte);
            $filesize = $size->getSize();
        }

        // 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();
        }
    }
}