classes/class.ilObjLanguageFolderGUI.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 "classes/class.ilObjLanguage.php";
require_once "class.ilObjectGUI.php";

class ilObjLanguageFolderGUI extends ilObjectGUI
{
        function ilObjLanguageFolderGUI($a_data,$a_id,$a_call_by_reference)
        {
                $this->type = "lngf";
                $this->ilObjectGUI($a_data,$a_id,$a_call_by_reference);
        }

        function viewObject()
        {
                global $rbacsystem;
                
                if (!$rbacsystem->checkAccess("visible,read",$this->object->getRefId()))
                {
                        $this->ilias->raiseError($this->lng->txt("permission_denied"),$this->ilias->error_obj->MESSAGE);
                }

                //add template for buttons
                $this->tpl->addBlockfile("BUTTONS", "buttons", "tpl.buttons.html");
                
                $this->tpl->setCurrentBlock("btn_cell");
                $this->tpl->setVariable("BTN_LINK","adm_object.php?ref_id=".$this->ref_id."&cmd=refresh");
                $this->tpl->setVariable("BTN_TXT",$this->lng->txt("refresh_languages"));
                $this->tpl->parseCurrentBlock();
                
                $this->tpl->setCurrentBlock("btn_cell");
                $this->tpl->setVariable("BTN_LINK","adm_object.php?ref_id=".$this->ref_id."&cmd=checkLanguage");
                $this->tpl->setVariable("BTN_TXT",$this->lng->txt("check_languages"));
                $this->tpl->parseCurrentBlock();

                //prepare objectlist
                $this->data = array();
                $this->data["data"] = array();
                $this->data["ctrl"] = array();
                $this->data["cols"] = array("","type","language","status","last_change", "usr_agreement");

                $languages = $this->object->getLanguages();
                
                foreach ($languages as $lang_key => $lang_data)
                {
                        $status = "";
        
                        // set status info (in use or systemlanguage)
                        if ($lang_data["status"])
                        {
                                $status = "<span class=\"small\"> (".$this->lng->txt($lang_data["status"]).")</span>";
                        }

                        // set remark color
                        switch ($lang_data["info"])
                        {
                                case "file_not_found":
                                        $remark = "<span class=\"smallred\"> ".$this->lng->txt($lang_data["info"])."</span>";
                                        break;
                                case "new_language":
                                        $remark = "<span class=\"smallgreen\"> ".$this->lng->txt($lang_data["info"])."</span>";
                                        break;
                                default:
                                        $remark = "";
                                        break;
                        }
                        
                        if (file_exists("./agreement/agreement_".$lang_key.".html"))
                        {
                                $agreement_exists_str = $this->lng->txt("available");
                        }
                        else
                        {
                                if ($lang_data["status"] == "system_language")
                                {
                                        $agreement_exists_str = "<b>".$this->lng->txt("missing")."</b>";
                                }
                                else
                                {
                                        $agreement_exists_str = $this->lng->txt("missing");
                                }
                        }

                        // visible data part
                        $this->data["data"][] = array(
                                                                        "type"                  => "lng",
                                                                        "language"              => $lang_data["name"].$status,
                                                                        "status"                => $this->lng->txt($lang_data["desc"])."<br/>".$remark,
                                                                        "last_change"   => $lang_data["last_update"],
                                                                        "obj_id"                => $lang_data["obj_id"],
                                                                        "agreement"             => $agreement_exists_str
                                                                                );

                }
        
                $this->maxcount = count($this->data["data"]);

                // sorting array
                $this->data["data"] = ilUtil::sortArray($this->data["data"],$_GET["sort_by"],$_GET["sort_order"]);

                // now compute control information
                foreach ($this->data["data"] as $key => $val)
                {
                        $this->data["ctrl"][$key] = array(
                                                                                        "obj_id"        => $val["obj_id"],
                                                                                        "type"          => $val["type"]
                                                                                        );              

                        unset($this->data["data"][$key]["obj_id"]);
                        $this->data["data"][$key]["last_change"] = ilFormat::formatDate($this->data["data"][$key]["last_change"]);
                }

                $this->displayList();
        }

        function displayList()
        {
                global $tree, $rbacsystem;

                require_once "./classes/class.ilTableGUI.php";

                // 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.obj_tbl_rows.html");

                $num = 0;

                $this->tpl->setVariable("FORMACTION", "adm_object.php?ref_id=".$this->ref_id."$obj_str&cmd=gateway");

                // create table
                $tbl = new ilTableGUI();
                
                // title & header columns
                $tbl->setTitle($this->lng->txt("obj_".$this->object->getType()),"icon_".$this->object->getType()."_b.gif",$this->lng->txt("obj_".$this->object->getType()));
                $tbl->setHelp("tbl_help.php","icon_help.gif",$this->lng->txt("help"));
                
                foreach ($this->data["cols"] as $val)
                {
                        $header_names[] = $this->lng->txt($val);
                }
                
                $tbl->setHeaderNames($header_names);

                $header_params = array("ref_id" => $this->ref_id);
                $tbl->setHeaderVars($this->data["cols"],$header_params);
                
                // control
                $tbl->setOrderColumn($_GET["sort_by"]);
                $tbl->setOrderDirection($_GET["sort_order"]);
                $tbl->setLimit(0);
                $tbl->setOffset(0);
                $tbl->setMaxCount($this->maxcount);
                
                // SHOW VALID ACTIONS
                $this->tpl->setVariable("COLUMN_COUNTS",count($this->data["cols"]));
                $this->showActions();
                
                // footer
                $tbl->setFooter("tblfooter",$this->lng->txt("previous"),$this->lng->txt("next"));
                //$tbl->disable("footer");
                
                // render table
                $tbl->render();

                if (is_array($this->data["data"][0]))
                {
                        //table cell
                        for ($i=0; $i < count($this->data["data"]); $i++)
                        {
                                $data = $this->data["data"][$i];
                                $ctrl = $this->data["ctrl"][$i];

                                // color changing
                                $css_row = ilUtil::switchColor($i+1,"tblrow1","tblrow2");

                                $this->tpl->setCurrentBlock("checkbox");
                                $this->tpl->setVariable("CHECKBOX_ID",$ctrl["obj_id"]);
                                $this->tpl->setVariable("CSS_ROW",$css_row);
                                $this->tpl->parseCurrentBlock();

                                $this->tpl->setCurrentBlock("table_cell");
                                $this->tpl->setVariable("CELLSTYLE", "tblrow1");
                                $this->tpl->parseCurrentBlock();

                                foreach ($data as $key => $val)
                                {

                                        $this->tpl->setCurrentBlock("text");

                                        if ($key == "type")
                                        {
                                                $val = ilUtil::getImageTagByType($val,$this->tpl->tplPath);                                             
                                        }

                                        $this->tpl->setVariable("TEXT_CONTENT", $val);                                  
                                        $this->tpl->parseCurrentBlock();

                                        $this->tpl->setCurrentBlock("table_cell");
                                        $this->tpl->parseCurrentBlock();

                                } //foreach

                                $this->tpl->setCurrentBlock("tbl_content");
                                $this->tpl->setVariable("CSS_ROW", $css_row);
                                $this->tpl->parseCurrentBlock();
                        } //for
                } //if is_array
        }

        function installObject()
        {
                if (!isset($_POST["id"]))
                {
                        $this->ilias->raiseError($this->lng->txt("no_checkbox"),$this->ilias->error_obj->MESSAGE);
                }

                foreach ($_POST["id"] as $obj_id)
                {
                        $langObj = new ilObjLanguage($obj_id);
                        $key = $langObj->install();

                        if ($key != "")
                        {
                                $lang_installed[] = $key;
                        }

                        unset($langObj);
                }

                if (isset($lang_installed))
                {
                        if (count($lang_installed) == 1)
                        {
                                $this->data = $this->lng->txt("lang_".$lang_installed[0])." ".strtolower($this->lng->txt("installed")).".";
                        }
                        else
                        {
                                foreach ($lang_installed as $lang_key)
                                {
                                        $langnames[] = $this->lng->txt("lang_".$lang_key);
                                }
                                $this->data = implode(", ",$langnames)." ".strtolower($this->lng->txt("installed")).".";
                        }
                }
                else
                        $this->data = $this->lng->txt("languages_already_installed");

                $this->out();
        }


        function uninstallObject()
        {
                if (!isset($_POST["id"]))
                {
                        $this->ilias->raiseError($this->lng->txt("no_checkbox"),$this->ilias->error_obj->MESSAGE);
                }

                // uninstall all selected languages
                foreach ($_POST["id"] as $obj_id)
                {
                        $langObj = new ilObjLanguage($obj_id);
                        if (!($sys_lang = $langObj->isSystemLanguage()))
                                if (!($usr_lang = $langObj->isUserLanguage()))
                                {
                                        $key = $langObj->uninstall();
                                        if ($key != "")
                                                $lang_uninstalled[] = $key;
                                }
                        unset($langObj);
                }

                // generate output message
                if (isset($lang_uninstalled))
                {
                        if (count($lang_uninstalled) == 1)
                        {
                                $this->data = $this->lng->txt("lang_".$lang_uninstalled[0])." ".$this->lng->txt("uninstalled");
                        }
                        else
                        {
                                foreach ($lang_uninstalled as $lang_key)
                                {
                                        $langnames[] = $this->lng->txt("lang_".$lang_key);
                                }

                                $this->data = implode(", ",$langnames)." ".$this->lng->txt("uninstalled");
                        }
                }
                elseif ($sys_lang)
                {
                        $this->data = $this->lng->txt("cannot_uninstall_systemlanguage");
                }
                elseif ($usr_lang)
                {
                        $this->data = $this->lng->txt("cannot_uninstall_language_in_use");
                }
                else
                {
                        $this->data = $this->lng->txt("languages_already_uninstalled");
                }

                $this->out();
        }

        function refreshObject()
        {
                $languages = getObjectList("lng");

                foreach ($languages as $lang)
                {
                        $langObj = new ilObjLanguage($lang["obj_id"],false);

                        if ($langObj->getStatus() == "installed")
                        {
                                if ($langObj->check())
                                {
                                        $langObj->flush();
                                        $langObj->insert();
                                        $langObj->setTitle($langObj->getKey());
                                        $langObj->setDescription($langObj->getStatus());
                                        $langObj->update();
                                        $langObj->optimizeData();
                                }
                        }

                        unset($langObj);
                }

                $this->data = $this->lng->txt("languages_updated");

                $this->out();
        }


        function setUserLanguageObject()
        {
                require_once "classes/class.ilObjUser.php";

                if (!isset($_POST["id"]))
                {
                        $this->ilias->raiseError($this->lng->txt("no_checkbox"),$this->ilias->error_obj->MESSAGE);
                }

                if (count($_POST["id"]) != 1)
                {
                        $this->ilias->raiseError($this->lng->txt("choose_only_one_language")."<br/>".$this->lng->txt("action_aborted"),$this->ilias->error_obj->MESSAGE);
                }

                $obj_id = $_POST["id"][0];

                $newUserLangObj = new ilObjLanguage($obj_id);

                if ($newUserLangObj->isUserLanguage())
                {
                        $this->ilias->raiseError($this->lng->txt("lang_".$newUserLangObj->getKey())." ".$this->lng->txt("is_already_your")." ".$this->lng->txt("user_language")."<br/>".$this->lng->txt("action_aborted"),$this->ilias->error_obj->MESSAGE);
                }

                if ($newUserLangObj->getStatus() != "installed")
                {
                        $this->ilias->raiseError($this->lng->txt("lang_".$newUserLangObj->getKey())." ".$this->lng->txt("language_not_installed")."<br/>".$this->lng->txt("action_aborted"),$this->ilias->error_obj->MESSAGE);
                }

                $curUser = new ilObjUser($_SESSION["AccountId"]);
                $curUser->setLanguage($newUserLangObj->getKey());
                $curUser->update();
                //$this->setUserLanguage($new_lang_key);

                $this->data = $this->lng->txt("user_language")." ".$this->lng->txt("changed_to")." ".$this->lng->txt("lang_".$newUserLangObj->getKey()).".";

                $this->out();
        }


        function setSystemLanguageObject ()
        {
                if (!isset($_POST["id"]))
                {
                        $this->ilias->raiseError($this->lng->txt("no_checkbox"),$this->ilias->error_obj->MESSAGE);
                }

                if (count($_POST["id"]) != 1)
                {
                        $this->ilias->raiseError($this->lng->txt("choose_only_one_language")."<br/>".$this->lng->txt("action_aborted"),$this->ilias->error_obj->MESSAGE);
                }

                $obj_id = $_POST["id"][0];

                $newSysLangObj = new ilObjLanguage($obj_id);

                if ($newSysLangObj->isSystemLanguage())
                {
                        $this->ilias->raiseError($this->lng->txt("lang_".$newSysLangObj->getKey())." is already the system language!<br>Action aborted!",$this->ilias->error_obj->MESSAGE);
                }

                if ($newSysLangObj->getStatus() != "installed")
                {
                        $this->ilias->raiseError($this->lng->txt("lang_".$newSysLangObj->getKey())." is not installed. Please install that language first.<br>Action aborted!",$this->ilias->error_obj->MESSAGE);
                }

                $this->ilias->setSetting("language", $newSysLangObj->getKey());

                // update ini-file
                $this->ilias->ini->setVariable("language","default",$newSysLangObj->getKey());
                $this->ilias->ini->write();

                $this->data = $this->lng->txt("system_language")." ".$this->lng->txt("changed_to")." ".$this->lng->txt("lang_".$newSysLangObj->getKey()).".";

                $this->out();
        }


        function checkLanguageObject ()
        {
                //$langFoldObj = new ilObjLanguageFolder($_GET["obj_id"]);
                //$this->data = $langFoldObj->checkAllLanguages();
                $this->data = $this->object->checkAllLanguages();
                $this->out();
        }


        function out()
        {
                sendInfo($this->data,true);
                header("location: adm_object.php?ref_id=".$_GET["ref_id"]);
                exit();
        }
} // END class.LanguageFolderObjectOut
?>