123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216 |
- <?php // $Id: import_backup.php 20448 2009-05-10 10:17:22Z ivantcholakov $
- /*
- ==============================================================================
- Dokeos - elearning and course management software
- Copyright (c) 2004-2008 Dokeos SPRL
- Copyright (c) 2003 Ghent University (UGent)
- Copyright (c) 2001 Universite catholique de Louvain (UCL)
- Copyright (c) Bart Mollet (bart.mollet@hogent.be)
- For a full list of contributors, see "credits.txt".
- The full license can be read in "license.txt".
- 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.
- See the GNU General Public License for more details.
- Contact address: Dokeos, rue du Corbeau, 108, B-1030 Brussels, Belgium
- Mail: info@dokeos.com
- ==============================================================================
- */
- /**
- * ==============================================================================
- * Import a backup.
- *
- * @author Bart Mollet <bart.mollet@hogent.be>
- * @package dokeos.backup
- * ==============================================================================
- */
- /*
- ==============================================================================
- INIT SECTION
- ==============================================================================
- */
- // name of the language file that needs to be included
- $language_file = array('exercice', 'coursebackup', 'admin');
- // including the global file
- include ('../inc/global.inc.php');
- // Check access rights (only teachers are allowed here)
- if( ! api_is_allowed_to_edit())
- {
- api_not_allowed(true);
- }
- //remove memory and time limits as much as possible as this might be a long process...
- if(function_exists('ini_set'))
- {
- ini_set('memory_limit','256M');
- ini_set('max_execution_time',1800);
- }
- // section for the tabs
- $this_section=SECTION_COURSES;
- // breadcrumbs
- $interbreadcrumb[] = array ("url" => "../course_info/maintenance.php", "name" => get_lang('Maintenance'));
- // Displaying the header
- $nameTools = get_lang('ImportBackup');
- Display::display_header($nameTools);
- // include additional libraries
- include_once(api_get_path(LIBRARY_PATH) . 'fileManage.lib.php');
- require_once('classes/CourseBuilder.class.php');
- require_once('classes/CourseArchiver.class.php');
- require_once('classes/CourseRestorer.class.php');
- require_once('classes/CourseSelectForm.class.php');
- // Display the tool title
- api_display_tool_title($nameTools);
- /*
- ==============================================================================
- MAIN CODE
- ==============================================================================
- */
- if((isset($_POST['action']) && $_POST['action'] == 'course_select_form' ) || (isset($_POST['import_option']) && $_POST['import_option'] == 'full_backup' )) {
- $error=false;
- if (isset($_POST['action']) && $_POST['action'] == 'course_select_form') {
- // partial backup here we recover the documents posted
- $course = CourseSelectForm::get_posted_course();
- } else {
- if( $_POST['backup_type'] == 'server') {
- $filename = $_POST['backup_server'];
- $delete_file = false;
- } else {
- if($_FILES['backup']['error']==0){
- $filename = CourseArchiver::import_uploaded_file($_FILES['backup']['tmp_name']);
- if ($filename === false) {
- $error = true;
- } else {
- $delete_file = true;
- }
- } else {
- $error=true;
- }
- }
- if(!$error) {
- // full backup
- $course = CourseArchiver::read_course($filename,$delete_file);
- }
- }
- if(!$error && $course->has_resources()) {
- $cr = new CourseRestorer($course);
- $cr->set_file_option($_POST['same_file_name_option']);
- $cr->restore();
- Display::display_normal_message(get_lang('ImportFinished').
- //'<a class="bottom-link" href="../course_home/course_home.php?'.api_get_cidreq().'">>> '.get_lang('CourseHomepage').'</a>',false); // This is not the preferable way to go to the course homepage.
- '<a class="bottom-link" href="'.api_get_path(WEB_COURSE_PATH).api_get_course_path().'/index.php"><< '.get_lang('CourseHomepage').'</a>',false);
- } else {
- if(!$error){
- Display::display_warning_message(get_lang('NoResourcesInBackupFile').
- '<a class="bottom-link" href="import_backup.php?'.api_get_cidreq().'"><< '.get_lang('TryAgain').'</a>',false);
- } elseif ($filename === false) {
- Display::display_error_message(get_lang('ArchivesDirectoryNotWriteableContactAdmin').
- '<a class="bottom-link" href="import_backup.php?'.api_get_cidreq().'"><< '.get_lang('TryAgain').'</a>',false);
- } else {
- Display::display_error_message(api_ucfirst(get_lang('UploadError')).
- '<a class="bottom-link" href="import_backup.php?'.api_get_cidreq().'"><< '.get_lang('TryAgain').'</a>',false);
- }
- }
- CourseArchiver::clean_backup_dir();
- } elseif (isset($_POST['import_option']) && $_POST['import_option'] == 'select_items') {
- if( $_POST['backup_type'] == 'server') {
- $filename = $_POST['backup_server'];
- $delete_file = false;
- } else {
- $filename = CourseArchiver::import_uploaded_file($_FILES['backup']['tmp_name']);
- $delete_file = true;
- }
- $course = CourseArchiver::read_course($filename,$delete_file);
- if ($course->has_resources() && ($filename !== false)) {
- CourseSelectForm::display_form($course,array('same_file_name_option'=>$_POST['same_file_name_option']));
- } elseif ($filename === false) {
- Display::display_error_message(get_lang('ArchivesDirectoryNotWriteableContactAdmin').
- '<a class="bottom-link" href="import_backup.php?'.api_get_cidreq().'"><< '.get_lang('TryAgain').'</a>',false);
- } else {
- Display::display_warning_message(get_lang('NoResourcesInBackupFile').
- '<a class="bottom-link" href="import_backup.php?'.api_get_cidreq().'"><< '.get_lang('TryAgain').'</a>',false);
- }
- } else {
- $user = api_get_user_info();
- $backups = CourseArchiver::get_available_backups($is_platformAdmin?null:$user['user_id']);
- $backups_available = (count($backups)>0);
- echo get_lang('SelectBackupFile').'<br /><br />';
- include (api_get_path(LIBRARY_PATH).'formvalidator/FormValidator.class.php');
- $form = new FormValidator('import_backup_form','POST','import_backup.php', '','multipart/form-data');
- $renderer = $form->defaultRenderer();
- $renderer->setElementTemplate('<div>{element}</div> ');
- $form->addElement('hidden','action', 'restore_backup');
- $form->addElement('radio', 'backup_type', '', get_lang('LocalFile'), 'local', 'id="bt_local" class="checkbox" onclick="javascript:document.import_backup_form.backup_server.disabled=true;document.import_backup_form.backup.disabled=false;"');
- $form->addElement('file', 'backup', '', 'style="margin-left: 50px;"');
- $form->addElement('html', '<br />');
- if( $backups_available ){
- $form->addElement('radio', 'backup_type', '', get_lang('ServerFile'), 'server', 'id="bt_server" class="checkbox" onclick="javascript:document.import_backup_form.backup_server.disabled=false;document.import_backup_form.backup.disabled=true;"');
- $options['null'] = '-';
- foreach($backups as $index => $backup)
- {
- $options[$backup['file']]= $backup['course_code'].' ('.$backup['date'];
- }
- $form->addElement('select', 'backup_server', '', $options, 'style="margin-left: 50px;"');
- $form->addElement('html','<script type="text/javascript">document.import_backup_form.backup_server.disabled=true;</script>');
- }
- else
- {
- $form->addElement('radio', '', '', '<i>'.get_lang('NoBackupsAvailable').'</i>', '', 'disabled="true"');
- }
- $form->addElement('html', '<br /><br />');
- $form->addElement('radio', 'import_option', '', get_lang('ImportFullBackup'), 'full_backup', 'id="import_option_1" class="checkbox"');
- $form->addElement('radio', 'import_option', '', get_lang('LetMeSelectItems'), 'select_items', 'id="import_option_2" class="checkbox"');
- $form->addElement('html', '<br /><br />');
- $form->addElement('html', get_lang('SameFilename'));
- $form->addElement('html', '<br /><br />');
- $form->addElement('radio', 'same_file_name_option', '', get_lang('SameFilenameSkip'), FILE_SKIP, 'id="same_file_name_option_1" class="checkbox"');
- $form->addElement('radio', 'same_file_name_option', '', get_lang('SameFilenameRename'), FILE_RENAME, 'id="same_file_name_option_2" class="checkbox"');
- $form->addElement('radio', 'same_file_name_option', '', get_lang('SameFilenameOverwrite'), FILE_OVERWRITE, 'id="same_file_name_option_3" class="checkbox"');
- $form->addElement('html', '<br />');
- $form->addElement('style_submit_button', null, get_lang('ImportBackup'), 'class="save"');
- $values['backup_type'] = 'local';
- $values['import_option'] = 'full_backup';
- $values['same_file_name_option'] = FILE_OVERWRITE;
- $form->setDefaults($values);
- $form->add_progress_bar();
- $form->display();
- }
- /*
- ==============================================================================
- FOOTER
- ==============================================================================
- */
- Display::display_footer();
- ?>
|