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177 lines
7.6 KiB
177 lines
7.6 KiB
<?php
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/* For licensing terms, see /license.txt */
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/**
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* Import a backup.
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*
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* @author Bart Mollet <bart.mollet@hogent.be>
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* @package chamilo.backup
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*/
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/* INIT SECTION */
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// Language files that need to be included
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$language_file = array('exercice', 'coursebackup', 'admin');
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// Including the global initialization file
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require '../inc/global.inc.php';
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// Check access rights (only teachers are allowed here)
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if (!api_is_allowed_to_edit()) {
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api_not_allowed(true);
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}
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// Remove memory and time limits as much as possible as this might be a long process...
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if (function_exists('ini_set')) {
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ini_set('memory_limit', '256M');
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ini_set('max_execution_time', 1800);
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}
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// Section for the tabs
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$this_section = SECTION_COURSES;
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// Breadcrumbs
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$interbreadcrumb[] = array('url' => '../course_info/maintenance.php', 'name' => get_lang('Maintenance'));
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// Displaying the header
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$nameTools = get_lang('ImportBackup');
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Display::display_header($nameTools);
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// Include additional libraries
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require_once api_get_path(LIBRARY_PATH).'fileManage.lib.php';
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require_once 'classes/CourseBuilder.class.php';
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require_once 'classes/CourseArchiver.class.php';
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require_once 'classes/CourseRestorer.class.php';
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require_once 'classes/CourseSelectForm.class.php';
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// Display the tool title
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api_display_tool_title($nameTools);
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/* MAIN CODE */
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if ((isset($_POST['action']) && $_POST['action'] == 'course_select_form' ) || (isset($_POST['import_option']) && $_POST['import_option'] == 'full_backup' )) {
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$error = false;
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if (isset($_POST['action']) && $_POST['action'] == 'course_select_form') {
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// Partial backup here we recover the documents posted
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$course = CourseSelectForm::get_posted_course();
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} else {
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if ($_POST['backup_type'] == 'server') {
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$filename = $_POST['backup_server'];
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$delete_file = false;
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} else {
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if ($_FILES['backup']['error'] == 0) {
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$filename = CourseArchiver::import_uploaded_file($_FILES['backup']['tmp_name']);
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if ($filename === false) {
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$error = true;
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} else {
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$delete_file = true;
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}
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} else {
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$error = true;
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}
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}
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if (!$error) {
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// Full backup
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$course = CourseArchiver::read_course($filename,$delete_file);
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}
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}
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if (!$error && $course->has_resources()) {
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$cr = new CourseRestorer($course);
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$cr->set_file_option($_POST['same_file_name_option']);
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$cr->restore();
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Display::display_normal_message(get_lang('ImportFinished').
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'<a class="bottom-link" href="'.api_get_path(WEB_COURSE_PATH).api_get_course_path().'/index.php">'.get_lang('CourseHomepage').'</a>', false);
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} else {
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if (!$error) {
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Display::display_warning_message(get_lang('NoResourcesInBackupFile').
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'<a class="bottom-link" href="import_backup.php?'.api_get_cidreq().'">'.get_lang('TryAgain').'</a>', false);
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} elseif ($filename === false) {
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Display::display_error_message(get_lang('ArchivesDirectoryNotWriteableContactAdmin').
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'<a class="bottom-link" href="import_backup.php?'.api_get_cidreq().'">'.get_lang('TryAgain').'</a>', false);
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} else {
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Display::display_error_message(api_ucfirst(get_lang('UploadError')).
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'<a class="bottom-link" href="import_backup.php?'.api_get_cidreq().'">'.get_lang('TryAgain').'</a>', false);
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}
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}
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CourseArchiver::clean_backup_dir();
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} elseif (isset($_POST['import_option']) && $_POST['import_option'] == 'select_items') {
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if ($_POST['backup_type'] == 'server') {
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$filename = $_POST['backup_server'];
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$delete_file = false;
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} else {
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$filename = CourseArchiver::import_uploaded_file($_FILES['backup']['tmp_name']);
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$delete_file = true;
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}
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$course = CourseArchiver::read_course($filename,$delete_file);
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if ($course->has_resources() && ($filename !== false)) {
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CourseSelectForm::display_form($course, array('same_file_name_option' => $_POST['same_file_name_option']));
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} elseif ($filename === false) {
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Display::display_error_message(get_lang('ArchivesDirectoryNotWriteableContactAdmin').
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'<a class="bottom-link" href="import_backup.php?'.api_get_cidreq().'">'.get_lang('TryAgain').'</a>', false);
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} else {
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Display::display_warning_message(get_lang('NoResourcesInBackupFile').
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'<a class="bottom-link" href="import_backup.php?'.api_get_cidreq().'">'.get_lang('TryAgain').'</a>', false);
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}
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} else {
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$user = api_get_user_info();
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$backups = CourseArchiver::get_available_backups($is_platformAdmin?null:$user['user_id']);
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$backups_available = count($backups) > 0;
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echo '<span id="page_title">'.get_lang('SelectBackupFile').'</span><br /><br />';
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require_once api_get_path(LIBRARY_PATH).'formvalidator/FormValidator.class.php';
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$form = new FormValidator('import_backup_form', 'post', 'import_backup.php', '', 'multipart/form-data');
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$renderer = $form->defaultRenderer();
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$renderer->setElementTemplate('<div>{element}</div> ');
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$form->addElement('hidden', 'action', 'restore_backup');
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$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;"');
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$form->addElement('file', 'backup', '', 'style="margin-left: 50px;"');
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$form->addElement('html', '<br />');
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if ($backups_available ) {
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$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;"');
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$options['null'] = '-';
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foreach ($backups as $index => $backup) {
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$options[$backup['file']] = $backup['course_code'].' ('.$backup['date'].')';
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}
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$form->addElement('select', 'backup_server', '', $options, 'style="margin-left: 50px;"');
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$form->addElement('html', '<script type="text/javascript">document.import_backup_form.backup_server.disabled=true;</script>');
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} else {
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$form->addElement('radio', '', '', '<i>'.get_lang('NoBackupsAvailable').'</i>', '', 'disabled="true"');
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}
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$form->addElement('html', '<br /><br />');
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$form->addElement('radio', 'import_option', '', get_lang('ImportFullBackup'), 'full_backup', 'id="import_option_1" class="checkbox"');
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$form->addElement('radio', 'import_option', '', get_lang('LetMeSelectItems'), 'select_items', 'id="import_option_2" class="checkbox"');
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$form->addElement('html', '<br /><br />');
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$form->addElement('html', get_lang('SameFilename'));
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$form->addElement('html', '<br /><br />');
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$form->addElement('radio', 'same_file_name_option', '', get_lang('SameFilenameSkip'), FILE_SKIP, 'id="same_file_name_option_1" class="checkbox"');
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$form->addElement('radio', 'same_file_name_option', '', get_lang('SameFilenameRename'), FILE_RENAME, 'id="same_file_name_option_2" class="checkbox"');
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$form->addElement('radio', 'same_file_name_option', '', get_lang('SameFilenameOverwrite'), FILE_OVERWRITE, 'id="same_file_name_option_3" class="checkbox"');
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$form->addElement('html', '<br />');
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$form->addElement('style_submit_button', null, get_lang('ImportBackup'), 'class="save"');
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$values['backup_type'] = 'local';
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$values['import_option'] = 'full_backup';
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$values['same_file_name_option'] = FILE_OVERWRITE;
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$form->setDefaults($values);
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$form->add_progress_bar();
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// When progress bar appears we have to hide the title "Select backup file".
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$form->updateAttributes(array('onsubmit' => str_replace('javascript: ', 'javascript: page_title = getElementById(\'page_title\'); if (page_title) { setTimeout(\'page_title.style.display = \\\'none\\\';\', 2000); } ', $form->getAttribute('onsubmit'))));
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$form->display();
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}
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/* FOOTER */
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Display::display_footer();
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