/backup/restore.php
PHP | 181 lines | 151 code | 16 blank | 14 comment | 27 complexity | e23b651cae3b0a3506eb81d43201df06 MD5 | raw file
- <?php //$Id$
- //This script is used to configure and execute the restore proccess.
- //Define some globals for all the script
- //Units used
- require_once("../config.php");
- require_once("../lib/xmlize.php");
- require_once("../course/lib.php");
- require_once("lib.php");
- require_once("restorelib.php");
- require_once("bb/restore_bb.php");
- require_once("$CFG->libdir/blocklib.php");
- require_once("$CFG->libdir/wiki_to_markdown.php" );
- require_once("$CFG->libdir/adminlib.php");
- //Optional
- $id = optional_param( 'id' );
- $file = optional_param( 'file' );
- $cancel = optional_param( 'cancel' );
- $launch = optional_param( 'launch' );
- $to = optional_param( 'to' );
- $method = optional_param( 'method' );
- $backup_unique_code = optional_param('backup_unique_code',0,PARAM_INT);
- //Check login
- require_login();
- /// With method=manual, we come from the FileManager so we delete all the backup/restore/import session structures
- if ($method == 'manual') {
- if (isset($SESSION->course_header)) {
- unset ($SESSION->course_header);
- }
- if (isset($SESSION->info)) {
- unset ($SESSION->info);
- }
- if (isset($SESSION->backupprefs)) {
- unset ($SESSION->backupprefs);
- }
- if (isset($SESSION->restore)) {
- unset ($SESSION->restore);
- }
- if (isset($SESSION->import_preferences)) {
- unset ($SESSION->import_preferences);
- }
- }
- if (!$to && isset($SESSION->restore->restoreto) && isset($SESSION->restore->importing) && isset($SESSION->restore->course_id)) {
- $to = $SESSION->restore->course_id;
- }
- if (!empty($id)) {
- require_login($id);
- if (!has_capability('moodle/site:restore', get_context_instance(CONTEXT_COURSE, $id))) {
- if (empty($to)) {
- error("You need to be a teacher or admin user to use this page.", "$CFG->wwwroot/login/index.php");
- } else {
- if (!has_capability('moodle/site:restore', get_context_instance(CONTEXT_COURSE, $to))
- && !has_capability('moodle/site:import', get_context_instance(CONTEXT_COURSE, $to))) {
- error("You need to be a teacher or admin user to use this page.", "$CFG->wwwroot/login/index.php");
- }
- }
- }
- } else {
- if (!has_capability('moodle/site:restore', get_context_instance(CONTEXT_SYSTEM))) {
- error("You need to be an admin user to use this page.", "$CFG->wwwroot/login/index.php");
- }
- }
- //Check site
- if (!$site = get_site()) {
- error("Site not found!");
- }
- //Check necessary functions exists. Thanks to gregb@crowncollege.edu
- backup_required_functions();
- //Check backup_version
- if ($file) {
- $linkto = "restore.php?id=".$id."&file=".$file;
- } else {
- $linkto = "restore.php";
- }
- upgrade_backup_db($linkto);
- //Get strings
- if (empty($to)) {
- $strcourserestore = get_string("courserestore");
- } else {
- $strcourserestore = get_string("importdata");
- }
- $stradministration = get_string("administration");
- //If no file has been selected from the FileManager, inform and end
- $navlinks = array();
- $navlinks[] = array('name' => $stradministration, 'link' => "$CFG->wwwroot/$CFG->admin/index.php", 'type' => 'misc');
- $navlinks[] = array('name' => $strcourserestore, 'link' => null, 'type' => 'misc');
- $navigation = build_navigation($navlinks);
- if (!$file) {
- print_header("$site->shortname: $strcourserestore", $site->fullname, $navigation);
- print_heading(get_string("nofilesselected"));
- print_continue("$CFG->wwwroot/$CFG->admin/index.php");
- print_footer();
- exit;
- }
- //If cancel has been selected, inform and end
- if ($cancel) {
- print_header("$site->shortname: $strcourserestore", $site->fullname, $navigation);
- print_heading(get_string("restorecancelled"));
- print_continue("$CFG->wwwroot/course/view.php?id=".$id);
- print_footer();
- exit;
- }
- //We are here, so we have a file.
- //Get and check course
- if (! $course = get_record("course", "id", $id)) {
- error("Course ID was incorrect (can't find it)");
- }
- //Print header
- if (has_capability('moodle/site:config', get_context_instance(CONTEXT_SYSTEM))) {
- $navlinks[] = array('name' => basename($file), 'link' => null, 'type' => 'misc');
- $navigation = build_navigation($navlinks);
- print_header("$site->shortname: $strcourserestore", $site->fullname, $navigation);
- } else {
- $navlinks = array();
- $navlinks[] = array('name' => $course->shortname, 'link' => "$CFG->wwwroot/course/view.php?id=$course->id", 'type' => 'misc');
- $navlinks[] = array('name' => $strcourserestore, 'link' => null, 'type' => 'misc');
- $navigation = build_navigation($navlinks);
- print_header("$course->shortname: $strcourserestore", $course->fullname, $navigation);
- }
- //Print form
- print_heading("$strcourserestore".((empty($to) ? ': '.basename($file) : '')));
- print_simple_box_start('center');
- //Adjust some php variables to the execution of this script
- @ini_set("max_execution_time","3000");
- if (empty($CFG->extramemorylimit)) {
- raise_memory_limit('128M');
- } else {
- raise_memory_limit($CFG->extramemorylimit);
- }
- //Call the form, depending the step we are
- if (!$launch) {
- include_once("restore_precheck.html");
- } else if ($launch == "form") {
- if (!empty($SESSION->restore->importing)) {
- // set up all the config stuff and skip asking the user about it.
- restore_setup_for_check($SESSION->restore,$backup_unique_code);
- require_sesskey();
- include_once("restore_execute.html");
- } else {
- include_once("restore_form.html");
- }
- } else if ($launch == "check") {
- include_once("restore_check.html");
- //To avoid multiple restore executions...
- $SESSION->cancontinue = true;
- } else if ($launch == "execute") {
- //Prevent multiple restore executions...
- if (empty($SESSION->cancontinue)) {
- error("Multiple restore execution not allowed!");
- }
- //Unset this for the future
- unset($SESSION->cancontinue);
- require_sesskey();
- include_once("restore_execute.html");
- }
- print_simple_box_end();
- //Print footer
- print_footer();
- ?>