moodle/backup/restore_execute.html
defacer 1fa95628f6 Backup and restore for block instances within activities!
Made using the new goodies from the new pagelib, some really useful advice
from "Backup Man" Eloy and lots of love.
2005-02-28 04:50:36 +00:00

384 lines
14 KiB
HTML

<?php //$Id$
//This page receives the required info and executes the restore
//with the parameters suplied. Whe finished, delete temporary
//data from backup_tables and temp directory
//Get objects from session
if ($SESSION) {
$info = $SESSION->info;
$course_header = $SESSION->course_header;
$restore = $SESSION->restore;
}
//Add info->original_wwwroot to $restore to be able to use it in all the restore process
//(mainly when decoding internal links)
$restore->original_wwwroot = $info->original_wwwroot;
//Check login
require_login();
//Check admin
if (!empty($id)) {
if (!isteacheredit($id)) {
if (empty($to)) {
error("You need to be a teacher or admin user to use this page.", "$CFG->wwwroot/login/index.php");
} else {
if (!isteacheredit($to)) {
error("You need to be a teacher or admin user to use this page.", "$CFG->wwwroot/login/index.php");
}
}
}
} else {
if (!isadmin()) {
error("You need to be an admin user to use this page.", "$CFG->wwwroot/login/index.php");
}
}
//Check site
if (!$site = get_site()) {
error("Site not found!");
}
//Checks for the required files/functions to restore every module
//and include them
if ($allmods = get_records("modules") ) {
foreach ($allmods as $mod) {
$modname = $mod->name;
$modfile = "$CFG->dirroot/mod/$modname/restorelib.php";
//If file exists and we have selected to restore that type of module
if ((file_exists($modfile)) and ($restore->mods[$modname]->restore)) {
include_once($modfile);
}
}
}
//Start the main table
echo "<table cellpadding=\"5\">";
echo "<tr><td>";
//Start the main ul
echo "<ul>";
//Init status
$status = true;
//Localtion of the xml file
$xml_file = $CFG->dataroot."/temp/backup/".$restore->backup_unique_code."/moodle.xml";
//If we've selected to restore into new course
//create it (course)
//Saving conversion id variables into backup_tables
if ($restore->restoreto == 2) {
echo "<li>".get_string("creatingnewcourse");
$oldidnumber = $course_header->course_idnumber;
if (!$status = restore_create_new_course($restore,$course_header)) {
notify("Error while creating the new empty course.");
}
//Print course fullname and shortname and category
if ($status) {
echo "<ul>";
echo "<li>".$course_header->course_fullname." (".$course_header->course_shortname.")".'</li>';
echo "<li>".get_string("category").": ".$course_header->category->name.'</li>';
if (!empty($oldidnumber)) {
echo "<li>".get_string("nomoreidnumber","moodle",$oldidnumber)."</li>";
}
echo "</ul></li>";
//Put the destination course_id
$restore->course_id = $course_header->course_id;
}
} else {
$course = get_record("course","id",$restore->course_id);
if ($course) {
echo "<li>".get_string("usingexistingcourse");
echo "<ul>";
echo "<li>".get_string("from").": ".$course_header->course_fullname." (".$course_header->course_shortname.")".'</li>';
echo "<li>".get_string("to").": ".$course->fullname." (".$course->shortname.")".'</li>';
if (($restore->deleting)) {
echo "<li>".get_string("deletingexistingcoursedata").'</li>';
} else {
echo "<li>".get_string("addingdatatoexisting").'</li>';
}
echo "</ul></li>";
//If we have selected to restore deleting, we do it now.
if ($restore->deleting) {
echo "<li>".get_string("deletingolddata").'</li>';
$status = remove_course_contents($restore->course_id,false) and
delete_dir_contents($CFG->dataroot."/".$restore->course_id,"backupdata");
if ($status) {
//Now , this situation is equivalent to the "restore to new course" one (we
//have a course record and nothing more), so define it as "to new course"
$restore->restoreto = 2;
} else {
notify("An error occurred while deleting some of the course contents.");
}
}
} else {
notify("Error opening existing course.");
$status = false;
}
}
//Now create the course_sections and their associated course_modules
if ($status) {
//Into new course
if ($restore->restoreto == 2) {
echo "<li>".get_string("creatingsections").'</li>';
if (!$status = restore_create_sections($restore,$xml_file)) {
notify("Error creating sections in the existing course.");
}
//Into existing course
} else if ($restore->restoreto == 0 or $restore->restoreto == 1) {
echo "<li>".get_string("checkingsections").'</li>';
if (!$status = restore_create_sections($restore,$xml_file)) {
notify("Error creating sections in the existing course.");
}
//Error
} else {
notify("Neither a new course or an existing one was specified.");
$status = false;
}
}
//Now create users as needed
if ($status and ($restore->users == 0 or $restore->users == 1)) {
echo "<li>".get_string("creatingusers")."<br />";
if (!$status = restore_create_users($restore,$xml_file)) {
notify("Could not restore users.");
}
//Now print info about the work done
if ($status) {
$recs = get_records_sql("select old_id, new_id from {$CFG->prefix}backup_ids
where backup_code = '$restore->backup_unique_code' and
table_name = 'user'");
//We've records
if ($recs) {
$new_count = 0;
$exists_count = 0;
$student_count = 0;
$teacher_count = 0;
$counter = 0;
//Iterate, filling counters
foreach ($recs as $rec) {
//Get full record, using backup_getids
$record = backup_getid($restore->backup_unique_code,"user",$rec->old_id);
if (strpos($record->info,"new") !== false) {
$new_count++;
}
if (strpos($record->info,"exists") !== false) {
$exists_count++;
}
if (strpos($record->info,"student") !== false) {
$student_count++;
} else if (strpos($record->info,"teacher") !== false) {
$teacher_count++;
}
//Do some output
$counter++;
if ($counter % 10 == 0) {
echo ".";
if ($counter % 200 == 0) {
echo "<br />";
}
backup_flush(300);
}
}
//Now print information gathered
echo " (".get_string("new").": ".$new_count.", ".get_string("existing").": ".$exists_count.")";
echo "<ul>";
echo "<li>".get_string("students").": ".$student_count.'</li>';
echo "<li>".get_string("teachers").": ".$teacher_count.'</li>';
echo "</ul>";
} else {
notify("No users were found!");
}
}
}
//Now create metacourse info
if ($status and $restore->metacourse) {
//Only to new courses!
if ($restore->restoreto == 2) {
echo "</li><li>".get_string("creatingmetacoursedata");
if (!$status = restore_create_metacourse($restore,$xml_file)) {
notify("Error creating metacourse in the course.");
}
}
}
//Now create categories and questions as needed (STEP1)
if ($status and ($restore->mods['quiz']->restore)) {
echo "</li><li>".get_string("creatingcategoriesandquestions");
echo "<ul>";
if (!$status = restore_create_questions($restore,$xml_file)) {
notify("Could not restore categories and questions!");
}
echo "</ul></li>";
}
//Now create user_files as needed
if ($status and ($restore->user_files)) {
echo "<li>".get_string("copyinguserfiles");
if (!$status = restore_user_files($restore)) {
notify("Could not restore user files!");
}
//If all is ok (and we have a counter)
if ($status and ($status !== true)) {
//Inform about user dirs created from backup
echo "<ul>";
echo "<li>".get_string("userzones").": ".$status;
echo "</li></ul>";
}
}
//Now create course files as needed
if ($status and ($restore->course_files)) {
echo "</li><li>".get_string("copyingcoursefiles")."</li>";
if (!$status = restore_course_files($restore)) {
notify("Could not restore course files!");
}
//If all is ok (and we have a counter)
if ($status and ($status !== true)) {
//Inform about user dirs created from backup
echo "<ul>";
echo "<li>".get_string("filesfolders").": ".$status;
echo "</ul>";
}
}
//Now create messages as needed
if ($status and ($restore->messages)) {
echo "<li>".get_string("creatingmessagesinfo");
if (!$status = restore_create_messages($restore,$xml_file)) {
notify("Could not restore messages!");
}
echo "</li>";
}
//Now create scales as needed
if ($status) {
echo "<li>".get_string("creatingscales").'</li>';
if (!$status = restore_create_scales($restore,$xml_file)) {
notify("Could not restore custom scales!");
}
}
//Now create groups as needed
if ($status) {
echo "<li>".get_string("creatinggroups").'</li>';
if (!$status = restore_create_groups($restore,$xml_file)) {
notify("Could not restore groups!");
}
}
//Now create events as needed
if ($status) {
echo "<li>".get_string("creatingevents").'</li>';
if (!$status = restore_create_events($restore,$xml_file)) {
notify("Could not restore course events!");
}
}
//Now create course modules as needed
if ($status) {
echo "<li>".get_string("creatingcoursemodules");
if (!$status = restore_create_modules($restore,$xml_file)) {
notify("Could not restore modules!");
}
}
//Bring back the course blocks -- do it AFTER the modules!!!
if($status) {
//If we are deleting and bringing into a course or making a new course, same situation
if($restore->restoreto == 0 || $restore->restoreto == 2) {
echo '<li>'.get_string('creatingblocks').'</li>';
if (!$status = restore_create_blocks($restore, $info->backup_block_format, $course_header->blockinfo, $xml_file)) {
notify('Error while creating the course blocks');
}
}
}
//Now create log entries as needed
if ($status and ($restore->logs)) {
echo "</li><li>".get_string("creatinglogentries");
if (!$status = restore_create_logs($restore,$xml_file)) {
notify("Could not restore logs!");
}
}
//Now, if all is OK, adjust the instance field in course_modules !!
if ($status) {
echo "</li><li>".get_string("checkinginstances").'</li>';
if (!$status = restore_check_instances($restore)) {
notify("Could not adjust instances in course_modules!");
}
}
//Now, if all is OK, adjust activity events
if ($status) {
echo "<li>".get_string("refreshingevents").'</li>';
if (!$status = restore_refresh_events($restore)) {
notify("Could not refresh events for activities!");
}
}
//Now, if all is OK, adjust inter-activity links
if ($status) {
echo "<li>".get_string("decodinginternallinks");
if (!$status = restore_decode_content_links($restore)) {
notify("Could not refresh events for activities!");
}
}
//Now if all is OK, update:
// - course modinfo field
// - categories table
// - add user as teacher
if ($status) {
echo "</li><li>".get_string("checkingcourse").'</li>';
//modinfo field
rebuild_course_cache($restore->course_id);
//categories table
$course = get_record("course","id",$restore->course_id);
fix_course_sortorder();
//Make the user a teacher if the course hasn't teachers (bug 2381)
if (!isadmin()) {
if (!$checktea = get_records('user_teachers','course', $restore->course_id)) {
//Add the teacher to the course
$status = add_teacher($USER->id, $restore->course_id);
}
}
}
//Cleanup temps (files and db)
if ($status) {
echo "<li>".get_string("cleaningtempdata").'</li>';
if (!$status = clean_temp_data ($restore)) {
notify("Could not clean up temporary data from files and database");
}
}
//End the main ul
echo "</ul>";
//End the main table
echo "</td></tr>";
echo "</table>";
if (!$status) {
error ("An error has occurred and the restore could not be completed!");
}
if (!$restore->importing) {
echo $output;
//Print final message
print_simple_box(get_string("restorefinished"),"center");
} else {
print_simple_box(get_string("importdatafinished"),"center");
unset($SESSION->restore);
}
print_continue("$CFG->wwwroot/course/view.php?id=".$restore->course_id);
?>