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279 lines
12 KiB
279 lines
12 KiB
<?php
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/* For licensing terms, see /dokeos_license.txt */
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/**
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* Special exports
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*
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* @author Jhon Hinojosa <jhon.hinojosa@dokeos.com>
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* @package special.export
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*/
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// name of the language file that needs to be included
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$language_file = array ('admin');
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// including the global file
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$cidReset = true;
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include ('../inc/global.inc.php');
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// setting the section (for the tabs)
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$this_section = SECTION_PLATFORM_ADMIN;
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// setting breadcrumbs
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$interbreadcrumb[] = array ("url" => 'index.php', "name" => get_lang('PlatformAdmin'));
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// Access restrictions
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api_protect_admin_script(true);
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$nameTools = get_lang('SpecialExports');
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// include additional libraries
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require_once '../document/document.inc.php';
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// include additional libraries
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include_once(api_get_path(LIBRARY_PATH) . 'fileManage.lib.php');
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require_once ('../coursecopy/classes/CourseBuilder.class.php');
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require_once ('../coursecopy/classes/CourseArchiver.class.php');
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require_once ('../coursecopy/classes/CourseRestorer.class.php');
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require_once ('../coursecopy/classes/CourseSelectForm.class.php');
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if(function_exists('ini_set')) {
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ini_set('memory_limit','256M');
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ini_set('max_execution_time',0);
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}
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// Displaying the header
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Display::display_header($nameTools);
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// Display the tool title
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api_display_tool_title($nameTools);
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if (count($_POST) == 0) {
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Display::display_normal_message(get_lang('SpecialExportsIntroduction'));
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}
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$error =0;
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/* MAIN CODE */
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$tbl_session = Database::get_main_table(TABLE_MAIN_SESSION);
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$tbl_session_course = Database::get_main_table(TABLE_MAIN_SESSION_COURSE);
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if ((isset ($_POST['action']) && $_POST['action'] == 'course_select_form') || (isset ($_POST['backup_option']) && $_POST['backup_option'] == 'full_backup')) {
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require_once api_get_path(LIBRARY_PATH).'document.lib.php';
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require_once api_get_path(LIBRARY_PATH).'pclzip/pclzip.lib.php';
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$export = false;
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if (isset ($_POST['action']) && $_POST['action'] == 'course_select_form') {
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$FileZip = create_zip();
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$to_group_id = 0;
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$code_course = '';
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$sql_session = "SELECT id, name FROM $tbl_session ";
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$query_session = Database::query($sql_session);
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$ListSession = array();
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while ($rows_session = Database::fetch_assoc($query_session)) {
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$ListSession[$rows_session['id']] = $rows_session['name'];
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}
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$zip_folder=new PclZip($FileZip['TEMP_FILE_ZIP']);
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if(!isset($_POST['resource']) || count($_POST['resource']) == 0 ) {
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Display::display_error_message(get_lang('ErrorMsgSpecialExport'));
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} else {
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$Resource = $_POST['resource'];
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foreach($Resource as $Code_course => $Sessions) {
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$_course = Database::get_course_info(Security::remove_XSS($Code_course));
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$tbl_document = Database::get_course_table(TABLE_DOCUMENT, $_course['db_name']);
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$tbl_property = Database::get_course_table(TABLE_ITEM_PROPERTY, $_course['db_name']);
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//Add tem to the zip file course
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$sql = "SELECT path FROM $tbl_document AS docs, $tbl_property AS props
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WHERE props.tool='".TOOL_DOCUMENT."'
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AND docs.id=props.ref
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AND docs.path LIKE '".$querypath."/%'
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AND docs.filetype='file'
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AND docs.session_id = '0'
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AND props.visibility<>'2'
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AND props.to_group_id=".$to_group_id."";
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$query = Database::query($sql );
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while ($rows_course_file = Database::fetch_assoc($query)) {
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$zip_folder->add($FileZip['PATH_COURSE'].$_course['directory']."/document".$rows_course_file['path'],
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PCLZIP_OPT_ADD_PATH, $_course['directory'],
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PCLZIP_OPT_REMOVE_PATH, $FileZip['PATH_COURSE'].$_course['directory']."/document".$FileZip['PATH_REMOVE']
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);
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}
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foreach($Sessions as $IdSession => $value){
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$session_id = Security::remove_XSS($IdSession);
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//Add tem to the zip file session course
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$sql_session_doc = "SELECT path FROM $tbl_document AS docs,$tbl_property AS props
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WHERE props.tool='".TOOL_DOCUMENT."'
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AND docs.id=props.ref
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AND docs.path LIKE '".$querypath."/%'
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AND docs.filetype='file'
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AND docs.session_id = '$session_id'
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AND props.visibility<>'2'
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AND props.to_group_id=".$to_group_id."";
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$query_session_doc = Database::query($sql_session_doc);
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while ($rows_course_session_file = Database::fetch_assoc($query_session_doc)) {
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$zip_folder->add($FileZip['PATH_COURSE'].$_course['directory'].'/document'.$rows_course_session_file['path'],
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PCLZIP_OPT_ADD_PATH, $_course['directory']."/".$ListSession[$session_id],
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PCLZIP_OPT_REMOVE_PATH, $FileZip['PATH_COURSE'].$_course['directory'].'/document'.$FileZip['PATH_REMOVE']
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);
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}
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}
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}
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$name = rename_zip($FileZip);
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$export = true;
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}
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} else {
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$name = fullexportspecial();
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}
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?>
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<!-- Manual download <script language="JavaScript">
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// setTimeout(\'download_backup()\',2000);
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function download_backup()
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{
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window.location="../course_info/download.php?archive=<?php echo $name; ?>&session=true";
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}
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</script> //-->
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<?php
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}
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if ($export && $name) {
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Display::display_confirmation_message(get_lang('BackupCreated').'<br /><br /><a class="bottom-link" href="'.api_get_path(WEB_CODE_PATH).'course_info/download.php?archive='.urlencode($name).'&session=true">'.$name.'</a>', false);
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echo '<p><a class="bottom-link" href="'.api_get_path(WEB_CODE_PATH).'admin/index.php"> '.get_lang('MainMenu').'</a></p>';
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} else{
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// Display forms especial export
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if (isset ($_POST['backup_option']) && $_POST['backup_option'] == 'select_items') {
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$cb = new CourseBuilder();
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$course = $cb->build_session_course();
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if($course === false){
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Display::display_error_message(get_lang('ErrorMsgSpecialExport'));
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form_special_export();
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} else {
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Display::display_normal_message(get_lang('ToExportSpecialSelect'));
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CourseSelectForm :: display_form_session_export($course);
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}
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} else {
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form_special_export();
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}
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}
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/* FOOTER */
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Display::display_footer();
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function form_special_export(){
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$htlm = get_lang('SelectOptionExport');
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include_once (api_get_path(LIBRARY_PATH).'formvalidator/FormValidator.class.php');
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$form = new FormValidator('special_exports','post');
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$renderer = $form->defaultRenderer();
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$renderer->setElementTemplate('<div>{element}</div> ');
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$form->addElement('radio', 'backup_option', '', get_lang('SpecialCreateFullBackup'), 'full_backup');
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$form->addElement('radio', 'backup_option', '', get_lang('SpecialLetMeSelectItems'), 'select_items');
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$form->addElement('html','<br />');
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$form->addElement('style_submit_button', null, get_lang('CreateBackup'), 'class="save"');
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$form->add_progress_bar();
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$values['backup_option'] = 'full_backup';
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$form->setDefaults($values);
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$form->display();
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}
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function create_zip(){
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$path = '';
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if(empty($path)) { $path='/'; }
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$remove_dir = ($path!='/') ? substr($path,0,strlen($path) - strlen(basename($path))) : '/';
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$to_group_id = $_SESSION['_gid'];
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$sys_archive_path = api_get_path(SYS_ARCHIVE_PATH);
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$sys_course_path = api_get_path(SYS_COURSE_PATH);
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$temp_zip_dir = $sys_archive_path."temp";
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if(!is_dir($temp_zip_dir)) {
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mkdir($temp_zip_dir, api_get_permissions_for_new_directories());
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} else {
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$handle=opendir($temp_zip_dir);
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while (false!==($file = readdir($handle))) {
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if ($file != "." && $file != "..") {
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$Diff = (time() - filemtime("$temp_zip_dir/$file"))/60/60; //the "age" of the file in hours
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if ($Diff > 4) unlink("$temp_zip_dir/$file"); //delete files older than 4 hours
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}
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}
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closedir($handle);
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}
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$temp_zip_file = $temp_zip_dir."/".md5(time()).".zip"; //create zipfile of given directory
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return array('PATH' => $path,
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'PATH_TEMP_ARCHIVE' => $temp_zip_dir,
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'PATH_COURSE' => $sys_course_path,
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'TEMP_FILE_ZIP' => $temp_zip_file,
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'PATH_REMOVE' => $remove_dir);
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}
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function rename_zip($FileZip) {
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event_download(($FileZip['PATH'] == '/')?'full_export_'.date('Ymd').'.zip (folder)': basename($FileZip['PATH']).'.zip (folder)');
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$name = ($FileZip['PATH']=='/')? 'full_export_'.date('Ymd').'.zip':basename($FileZip['PATH']).'.zip';
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if(file_exists($FileZip['PATH_TEMP_ARCHIVE'].'/'.$name)){ unlink($FileZip['PATH_TEMP_ARCHIVE'].'/'.$name); }
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if(file_exists($FileZip['TEMP_FILE_ZIP'])) {
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rename($FileZip['TEMP_FILE_ZIP'], $FileZip['PATH_TEMP_ARCHIVE'].'/'.$name);
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return $name;
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} else { return false; }
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}
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function fullexportspecial(){
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global $tbl_session, $tbl_session_course, $export;
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$FileZip = create_zip();
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$to_group_id = 0;
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$code_course = '';
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$list_course = array();
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$zip_folder = new PclZip($FileZip['TEMP_FILE_ZIP']);
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$list_course = Database::get_course_list();
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if(count($list_course) >0 ) {
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foreach($list_course as $_course) {
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if($FileZip['PATH'] == '/') {
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$querypath=''; // to prevent ...path LIKE '//%'... in query
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} else {
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$querypath = $FileZip['PATH'];
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}
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$tbl_document = Database::get_course_table(TABLE_DOCUMENT, $_course['db_name']);
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$tbl_property = Database::get_course_table(TABLE_ITEM_PROPERTY, $_course['db_name']);
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//Add tem to the zip file course
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$sql = "SELECT path FROM $tbl_document AS docs, $tbl_property AS props
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WHERE props.tool='".TOOL_DOCUMENT."'
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AND docs.id=props.ref
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AND docs.path LIKE '".$querypath."/%'
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AND docs.filetype='file'
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AND docs.session_id = '0'
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AND props.visibility<>'2'
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AND props.to_group_id=".$to_group_id."";
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$query = Database::query($sql );
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while ($rows_course_file = Database::fetch_assoc($query)) {
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$rows_course_file['path'];
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$zip_folder->add($FileZip['PATH_COURSE'].$_course['directory']."/document".$rows_course_file['path'],
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PCLZIP_OPT_ADD_PATH, $_course['directory'],
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PCLZIP_OPT_REMOVE_PATH, $FileZip['PATH_COURSE'].$_course['directory']."/document".$FileZip['PATH_REMOVE']
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);
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}
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//Add tem to the zip file session course
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$code_course = $_course['code'];
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$sql_session = "SELECT id, name, course_code FROM $tbl_session_course
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INNER JOIN $tbl_session ON id_session = id
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WHERE course_code = '$code_course' ";
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$query_session = Database::query($sql_session);
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while ($rows_session = Database::fetch_assoc($query_session)) {
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$session_id = $rows_session['id'];
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$sql_session_doc = "SELECT path FROM $tbl_document AS docs,$tbl_property AS props
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WHERE props.tool='".TOOL_DOCUMENT."'
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AND docs.id=props.ref
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AND docs.path LIKE '".$querypath."/%'
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AND docs.filetype='file'
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AND docs.session_id = '$session_id'
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AND props.visibility<>'2'
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AND props.to_group_id=".$to_group_id."";
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$query_session_doc = Database::query($sql_session_doc);
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while ($rows_course_session_file = Database::fetch_assoc($query_session_doc)) {
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$zip_folder->add($FileZip['PATH_COURSE'].$_course['directory'].'/document'.$rows_course_session_file['path'],
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PCLZIP_OPT_ADD_PATH, $_course['directory']."/".$rows_session['name'],
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PCLZIP_OPT_REMOVE_PATH, $FileZip['PATH_COURSE'].$_course['directory'].'/document'.$FileZip['PATH_REMOVE']
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);
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}
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}
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}
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$name = rename_zip($FileZip);
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if($name === false){
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$export = false;
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return false;
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}else{
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$export = true;
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return $name;
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}
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}else{
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Display::display_error_message(get_lang('ErrorMsgSpecialExport')); //main API
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$export = false;
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return false;
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}
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}
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