mirror_php/moodle
1
0
Fork 0
mirror of https://github.com/moodle/moodle.git synced 2025-01-19 14:27:22 +01:00
Code Issues Projects Releases Wiki Activity
moodle/lib/db/upgradelib.php

724 lines
29 KiB
PHP
Raw Blame History

<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle 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 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* Upgrade helper functions
*
* This file is used for special upgrade functions - for example groups and gradebook.
* These functions must use SQL and database related functions only- no other Moodle API,
* because it might depend on db structures that are not yet present during upgrade.
* (Do not use functions from accesslib.php, grades classes or group functions at all!)
*
* @package core
* @subpackage admin
* @copyright 2007 Petr Skoda (http://skodak.org)
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
function upgrade_fix_category_depths() {
global $CFG, $DB;
// first fix incorrect parents
$sql = "SELECT c.id
FROM {course_categories} c
WHERE c.parent > 0 AND c.parent NOT IN (SELECT pc.id FROM {course_categories} pc)";
$rs = $DB->get_recordset_sql($sql);
foreach ($rs as $cat) {
$cat->depth = 1;
$cat->path = '/'.$cat->id;
$cat->parent = 0;
$DB->update_record('course_categories', $cat);
}
$rs->close();
// now add path and depth to top level categories
$sql = "UPDATE {course_categories}
SET depth = 1, path = ".$DB->sql_concat("'/'", "id")."
WHERE parent = 0";
$DB->execute($sql);
// now fix all other levels - slow but works in all supported dbs
$parentdepth = 1;
while ($DB->record_exists('course_categories', array('depth'=>0))) {
$sql = "SELECT c.id, pc.path
FROM {course_categories} c, {course_categories} pc
WHERE c.parent=pc.id AND c.depth=0 AND pc.depth=?";
$rs = $DB->get_recordset_sql($sql, array($parentdepth));
foreach ($rs as $cat) {
$cat->depth = $parentdepth+1;
$cat->path = $cat->path.'/'.$cat->id;
$DB->update_record('course_categories', $cat);
}
$rs->close();
$parentdepth++;
if ($parentdepth > 100) {
//something must have gone wrong - nobody can have more than 100 levels of categories, right?
debugging('Unknown error fixing category depths');
break;
}
}
}
/**
* Moves all course files except the moddata to new file storage
*
* Unfortunately this function uses core file related functions - it might be necessary to tweak it if something changes there :-(
*/
function upgrade_migrate_files_courses() {
global $DB, $CFG;
require_once($CFG->libdir.'/filelib.php');
set_config('upgradenewfilemirgation', 1);
$count = $DB->count_records('course');
$pbar = new progress_bar('migratecoursefiles', 500, true);
$rs = $DB->get_recordset('course');
$i = 0;
foreach ($rs as $course) {
$i++;
upgrade_set_timeout(60*5); // set up timeout, may also abort execution
$context = get_context_instance(CONTEXT_COURSE, $course->id);
upgrade_migrate_files_course($context, '/', true);
$pbar->update($i, $count, "Migrated course files - course $i/$count.");
}
$rs->close();
return true;
}
/**
* Moodle 2.0dev was using xx/xx/xx file pool directory structure, this migrates the existing files to xx/xx.
* This will not be executed in production upgrades...
* @return void
*/
function upgrade_simplify_overkill_pool_structure() {
global $CFG, $OUTPUT;
if (isset($CFG->upgradenewfilemirgation)) {
// newer upgrade, directory structure is in the form xx/xx already
unset_config('upgradenewfilemirgation');
return;
}
$filedir = $CFG->dataroot.'/filedir'; // hardcoded hack, do not use elsewhere!!
echo $OUTPUT->notification("Changing file pool directory structure, this may take a while...", 'notifysuccess');
$dir_l1 = new DirectoryIterator($filedir);
foreach ($dir_l1 as $d1) {
if ($d1->isDot() or $d1->isLink() or !$d1->isDir()) {
continue;
}
$name1 = $d1->getFilename();
if (strlen($name1) != 2) {
continue; //weird
}
$dir_l2 = new DirectoryIterator("$filedir/$name1");
foreach ($dir_l2 as $d2) {
if ($d2->isDot() or $d2->isLink() or !$d2->isDir()) {
continue;
}
$name2 = $d2->getFilename();
if (strlen($name2) != 2) {
continue; //weird
}
$dir_l3 = new DirectoryIterator("$filedir/$name1/$name2");
foreach ($dir_l3 as $d3) {
if ($d3->isDot() or $d3->isLink() or !$d3->isDir()) {
continue;
}
$name3 = $d3->getFilename();
if (strlen($name3) != 2) {
continue; //weird
}
$dir_l4 = new DirectoryIterator("$filedir/$name1/$name2/$name3");
foreach ($dir_l4 as $d4) {
if (!$d4->isFile()) {
continue; //. or ..
}
upgrade_set_timeout(60*5); // set up timeout, may also abort execution
$newfile = "$filedir/$name1/$name2/".$d4->getFilename();
$oldfile = "$filedir/$name1/$name2/$name3/".$d4->getFilename();
if (!file_exists($newfile)) {
rename($oldfile, $newfile);
}
}
unset($d4);
unset($dir_l4);
rmdir("$filedir/$name1/$name2/$name3");
}
unset($d3);
unset($dir_l3); // release file handles
}
unset($d2);
unset($dir_l2); // release file handles
}
}
/**
* Internal function - do not use directly
*/
function upgrade_migrate_user_icons() {
global $CFG, $OUTPUT, $DB;
$fs = get_file_storage();
$icon = array('component'=>'user', 'filearea'=>'icon', 'itemid'=>0, 'filepath'=>'/');
$count = $DB->count_records('user', array('picture'=>1, 'deleted'=>0));
$pbar = new progress_bar('migrateusericons', 500, true);
$rs = $DB->get_recordset('user', array('picture'=>1, 'deleted'=>0), 'id ASC', 'id, picture');
$i = 0;
foreach ($rs as $user) {
$i++;
upgrade_set_timeout(60); /// Give upgrade at least 60 more seconds
$pbar->update($i, $count, "Migrated user icons $i/$count.");
$context = get_context_instance(CONTEXT_USER, $user->id);
if ($fs->file_exists($context->id, 'user', 'icon', 0, '/', 'f1.jpg')) {
// already converted!
continue;
}
$level1 = floor($user->id / 1000) * 1000;
$userdir = "$CFG->dataroot/user/$level1/$user->id";
if (!file_exists("$userdir/f1.jpg") or !file_exists("$userdir/f2.jpg")) {
$userdir = "$CFG->dataroot/users/$user->id";
if (!file_exists("$userdir/f1.jpg") or !file_exists("$userdir/f2.jpg")) {
// no image found, sorry
$user->picture = 0;
$DB->update_record('user', $user);
continue;
}
}
$icon['contextid'] = $context->id;
$icon['filename'] = 'f1.jpg';
$fs->create_file_from_pathname($icon, "$userdir/f1.jpg");
$icon['filename'] = 'f2.jpg';
$fs->create_file_from_pathname($icon, "$userdir/f2.jpg");
}
$rs->close();
// purge all old user image dirs
remove_dir("$CFG->dataroot/user");
remove_dir("$CFG->dataroot/users");
}
/**
* Internal function - do not use directly
*/
function upgrade_migrate_group_icons() {
global $CFG, $OUTPUT, $DB;
$fs = get_file_storage();
$icon = array('component'=>'group', 'filearea'=>'icon', 'filepath'=>'/');
$count = $DB->count_records('groups', array('picture'=>1));
$pbar = new progress_bar('migrategroupfiles', 500, true);
$rs = $DB->get_recordset('groups', array('picture'=>1), 'courseid ASC', 'id, picture, courseid');
$i = 0;
foreach ($rs as $group) {
$i++;
upgrade_set_timeout(60); /// Give upgrade at least 60 more seconds
$pbar->update($i, $count, "Migrated group icons $i/$count.");
if (!$context = get_context_instance(CONTEXT_COURSE, $group->courseid)) {
debugging('Invalid group record (id=' . $group->id . ') found.');
continue;
}
if ($fs->file_exists($context->id, 'group', 'icon', $group->id, '/', 'f1.jpg')) {
// already converted!
continue;
}
$groupdir = "$CFG->dataroot/groups/$group->id";
if (!file_exists("$groupdir/f1.jpg") or !file_exists("$groupdir/f2.jpg")) {
// no image found, sorry
$group->picture = 0;
$DB->update_record('groups', $group);
continue;
}
$icon['contextid'] = $context->id;
$icon['itemid'] = $group->id;
$icon['filename'] = 'f1.jpg';
$fs->create_file_from_pathname($icon, "$groupdir/f1.jpg");
$icon['filename'] = 'f2.jpg';
$fs->create_file_from_pathname($icon, "$groupdir/f2.jpg");
}
$rs->close();
// purge all old group image dirs
remove_dir("$CFG->dataroot/groups");
}
/**
* Internal function - do not use directly
*/
function upgrade_migrate_files_course($context, $path, $delete) {
global $CFG, $OUTPUT;
$fullpathname = $CFG->dataroot.'/'.$context->instanceid.$path;
if (!file_exists($fullpathname)) {
return;
}
$items = new DirectoryIterator($fullpathname);
$fs = get_file_storage();
$textlib = textlib_get_instance();
foreach ($items as $item) {
if ($item->isDot()) {
continue;
}
if ($item->isLink()) {
// do not delete symbolic links or its children
$delete_this = false;
} else {
$delete_this = $delete;
}
if (strpos($path, '/backupdata/') === 0) {
$component = 'backup';
$filearea = 'course';
$filepath = substr($path, strlen('/backupdata'));
} else {
$component = 'course';
$filearea = 'legacy';
$filepath = $path;
}
if ($item->isFile()) {
if (!$item->isReadable()) {
$notification = "File not readable, skipping: ".$fullpathname.$item->getFilename();
echo $OUTPUT->notification($notification);
upgrade_log(UPGRADE_LOG_NOTICE, null, $notification);
continue;
}
$filepath = clean_param($filepath, PARAM_PATH);
$filename = clean_param($item->getFilename(), PARAM_FILE);
if ($filename === '') {
//unsupported chars, sorry
continue;
}
if ($textlib->strlen($filepath) > 255) {
// we need something unique and reproducible, sorry no shortening possible
$filepath = '/directory_over_255_chars/'.md5($filepath).'/';
$oldfile = $fullpathname.$item->getFilename();
$newfile = $filepath.$item->getFilename();
$notification = "File path longer than 255 chars '$oldfile', file path truncated to '$newfile'";
echo $OUTPUT->notification($notification);
upgrade_log(UPGRADE_LOG_NOTICE, null, $notification);
}
if ($textlib->strlen($filename) > 255) {
//try to shorten, but look for collisions
$oldfile = $fullpathname.$item->getFilename();
$parts = explode('.', $filename);
$ext = array_pop($parts);
$name = implode('.', $parts);
$name = $textlib->substr($name, 0, 254-$textlib->strlen($ext));
$newfilename = $name . '.' . $ext;
if (file_exists($fullpathname.$newfilename) or $fs->file_exists($context->id, $component, $filearea, '0', $filepath, $newfilename)) {
$filename = 'file_name_over_255_chars'.md5($filename).$ext; // bad luck, file with shortened name exists
} else {
$filename = $newfilename; // shortened name should not cause collisions
}
$notification = "File name longer than 255 chars '$oldfile', file name truncated to '$filename'";
echo $OUTPUT->notification($notification);
upgrade_log(UPGRADE_LOG_NOTICE, null, $notification);
}
if (!$fs->file_exists($context->id, $component, $filearea, '0', $filepath, $filename)) {
$file_record = array('contextid'=>$context->id, 'component'=>$component, 'filearea'=>$filearea, 'itemid'=>0, 'filepath'=>$filepath, 'filename'=>$filename,
'timecreated'=>$item->getCTime(), 'timemodified'=>$item->getMTime());
if ($fs->create_file_from_pathname($file_record, $fullpathname.$item->getFilename())) {
if ($delete_this) {
@unlink($fullpathname.$item->getFilename());
}
}
}
} else {
if ($path == '/' and $item->getFilename() == 'moddata') {
continue; // modules are responsible
}
$dirname = clean_param($item->getFilename(), PARAM_PATH);
if ($dirname === '') {
//unsupported chars, sorry
continue;
}
$filepath = ($filepath.$dirname.'/');
if ($filepath !== '/backupdata/' and $textlib->strlen($filepath) <= 255) {
$fs->create_directory($context->id, $component, $filearea, 0, $filepath);
}
//migrate recursively all subdirectories
upgrade_migrate_files_course($context, $path.$item->getFilename().'/', $delete_this);
if ($delete_this) {
// delete dir if empty
@rmdir($fullpathname.$item->getFilename());
}
}
}
unset($items); //release file handles
}
/**
* Moves all block attachments
*
* Unfortunately this function uses core file related functions - it might be necessary to tweak it if something changes there :-(
*/
function upgrade_migrate_files_blog() {
global $DB, $CFG, $OUTPUT;
$fs = get_file_storage();
$count = $DB->count_records_select('post', "module='blog' AND attachment IS NOT NULL AND attachment <> '1'");
$rs = $DB->get_recordset_select('post', "module='blog' AND attachment IS NOT NULL AND attachment <> '1'");
if ($rs->valid()) {
upgrade_set_timeout(60*20); // set up timeout, may also abort execution
$pbar = new progress_bar('migrateblogfiles', 500, true);
$i = 0;
foreach ($rs as $entry) {
$i++;
$pathname = "$CFG->dataroot/blog/attachments/$entry->id/$entry->attachment";
if (!file_exists($pathname)) {
$entry->attachment = NULL;
$DB->update_record('post', $entry);
continue;
}
$filename = clean_param($entry->attachment, PARAM_FILE);
if ($filename === '') {
// weird file name, ignore it
$entry->attachment = NULL;
$DB->update_record('post', $entry);
continue;
}
if (!is_readable($pathname)) {
echo $OUTPUT->notification(" File not readable, skipping: ".$pathname);
continue;
}
if (!$fs->file_exists(SYSCONTEXTID, 'blog', 'attachment', $entry->id, '/', $filename)) {
$file_record = array('contextid'=>SYSCONTEXTID, 'component'=>'blog', 'filearea'=>'attachment', 'itemid'=>$entry->id, 'filepath'=>'/', 'filename'=>$filename,
'timecreated'=>filectime($pathname), 'timemodified'=>filemtime($pathname), 'userid'=>$entry->userid);
$fs->create_file_from_pathname($file_record, $pathname);
}
@unlink($pathname);
@rmdir("$CFG->dataroot/blog/attachments/$entry->id/");
$entry->attachment = 1; // file name not needed there anymore
$DB->update_record('post', $entry);
$pbar->update($i, $count, "Migrated blog attachments - $i/$count.");
}
}
$rs->close();
@rmdir("$CFG->dataroot/blog/attachments/");
@rmdir("$CFG->dataroot/blog/");
}
/**
* This function will fix the status of the localhost/all records in the mnet_host table
* checking they exist and adding them if missing + redefine CFG->mnet_localhost_id and
* CFG->mnet_all_hosts_id if needed + update all the users having non-existent mnethostid
* to correct CFG->mnet_localhost_id
*
* Implemented because, at some point, specially in old installations upgraded along
* multiple versions, sometimes the stuff above has ended being inconsistent, causing
* problems here and there (noticeably in backup/restore). MDL-16879
*/
function upgrade_fix_incorrect_mnethostids() {
global $CFG, $DB;
/// Get current $CFG/mnet_host records
$old_mnet_localhost_id = !empty($CFG->mnet_localhost_id) ? $CFG->mnet_localhost_id : 0;
$old_mnet_all_hosts_id = !empty($CFG->mnet_all_hosts_id) ? $CFG->mnet_all_hosts_id : 0;
$current_mnet_localhost_host = $DB->get_record('mnet_host', array('wwwroot' => $CFG->wwwroot)); /// By wwwroot
$current_mnet_all_hosts_host = $DB->get_record_select('mnet_host', $DB->sql_isempty('mnet_host', 'wwwroot', false, false)); /// By empty wwwroot
if (!$moodleapplicationid = $DB->get_field('mnet_application', 'id', array('name' => 'moodle'))) {
$m = (object)array(
'name' => 'moodle',
'display_name' => 'Moodle',
'xmlrpc_server_url' => '/mnet/xmlrpc/server.php',
'sso_land_url' => '/auth/mnet/land.php',
'sso_jump_url' => '/auth/mnet/jump.php',
);
$moodleapplicationid = $DB->insert_record('mnet_application', $m);
}
/// Create localhost_host if necessary (pretty improbable but better to be 100% in the safe side)
/// Code stolen from mnet_environment->init
if (!$current_mnet_localhost_host) {
$current_mnet_localhost_host = new stdClass();
$current_mnet_localhost_host->wwwroot = $CFG->wwwroot;
$current_mnet_localhost_host->ip_address = '';
$current_mnet_localhost_host->public_key = '';
$current_mnet_localhost_host->public_key_expires = 0;
$current_mnet_localhost_host->last_connect_time = 0;
$current_mnet_localhost_host->last_log_id = 0;
$current_mnet_localhost_host->deleted = 0;
$current_mnet_localhost_host->name = '';
$current_mnet_localhost_host->applicationid = $moodleapplicationid;
/// Get the ip of the server
if (empty($_SERVER['SERVER_ADDR'])) {
/// SERVER_ADDR is only returned by Apache-like webservers
$count = preg_match("@^(?:http[s]?://)?([A-Z0-9\-\.]+).*@i", $current_mnet_localhost_host->wwwroot, $matches);
$my_hostname = $count > 0 ? $matches[1] : false;
$my_ip = gethostbyname($my_hostname); // Returns unmodified hostname on failure. DOH!
if ($my_ip == $my_hostname) {
$current_mnet_localhost_host->ip_address = 'UNKNOWN';
} else {
$current_mnet_localhost_host->ip_address = $my_ip;
}
} else {
$current_mnet_localhost_host->ip_address = $_SERVER['SERVER_ADDR'];
}
$current_mnet_localhost_host->id = $DB->insert_record('mnet_host', $current_mnet_localhost_host, true);
}
/// Create all_hosts_host if necessary (pretty improbable but better to be 100% in the safe side)
/// Code stolen from mnet_environment->init
if (!$current_mnet_all_hosts_host) {
$current_mnet_all_hosts_host = new stdClass();
$current_mnet_all_hosts_host->wwwroot = '';
$current_mnet_all_hosts_host->ip_address = '';
$current_mnet_all_hosts_host->public_key = '';
$current_mnet_all_hosts_host->public_key_expires = 0;
$current_mnet_all_hosts_host->last_connect_time = 0;
$current_mnet_all_hosts_host->last_log_id = 0;
$current_mnet_all_hosts_host->deleted = 0;
$current_mnet_all_hosts_host->name = 'All Hosts';
$current_mnet_all_hosts_host->applicationid = $moodleapplicationid;
$current_mnet_all_hosts_host->id = $DB->insert_record('mnet_host', $current_mnet_all_hosts_host, true);
}
/// Compare old_mnet_localhost_id and current_mnet_localhost_host
if ($old_mnet_localhost_id != $current_mnet_localhost_host->id) { /// Different = problems
/// Update $CFG->mnet_localhost_id to correct value
set_config('mnet_localhost_id', $current_mnet_localhost_host->id);
/// Delete $old_mnet_localhost_id if exists (users will be assigned to new one below)
$DB->delete_records('mnet_host', array('id' => $old_mnet_localhost_id));
}
/// Compare old_mnet_all_hosts_id and current_mnet_all_hosts_host
if ($old_mnet_all_hosts_id != $current_mnet_all_hosts_host->id) { /// Different = problems
/// Update $CFG->mnet_localhost_id to correct value
set_config('mnet_all_hosts_id', $current_mnet_all_hosts_host->id);
/// Delete $old_mnet_all_hosts_id if exists
$DB->delete_records('mnet_host', array('id' => $old_mnet_all_hosts_id));
}
/// Finally, update all the incorrect user->mnethostid to the correct CFG->mnet_localhost_id, preventing UIX dupes
$hosts = $DB->get_records_menu('mnet_host', null, '', 'id, id AS id2');
list($in_sql, $in_params) = $DB->get_in_or_equal($hosts, SQL_PARAMS_QM, null, false);
$sql = "SELECT id
FROM {user} u1
WHERE u1.mnethostid $in_sql
AND NOT EXISTS (
SELECT 'x'
FROM {user} u2
WHERE u2.username = u1.username
AND u2.mnethostid = ?)";
$params = array_merge($in_params, array($current_mnet_localhost_host->id));
$rs = $DB->get_recordset_sql($sql, $params);
foreach ($rs as $rec) {
$DB->set_field('user', 'mnethostid', $current_mnet_localhost_host->id, array('id' => $rec->id));
upgrade_set_timeout(60); /// Give upgrade at least 60 more seconds
}
$rs->close();
// fix up any host records that have incorrect ids
$DB->set_field_select('mnet_host', 'applicationid', $moodleapplicationid, 'id = ? or id = ?', array($current_mnet_localhost_host->id, $current_mnet_all_hosts_host->id));
}
/**
* This function is used as part of the great navigation upgrade of 20090828
* It is used to clean up contexts that are unique to a blocks that are about
* to be removed.
*
*
* Look at {@link blocklib.php::blocks_delete_instance()} the function from
* which I based this code. It is important to mention one very important fact
* before doing this I checked that the blocks did not override the
* {@link block_base::instance_delete()} method. Should this function ever
* be repeated check this again
*
* @link lib/db/upgrade.php
*
* @since navigation upgrade 20090828
* @param array $contextidarray An array of block instance context ids
* @return void
*/
function upgrade_cleanup_unwanted_block_contexts($contextidarray) {
global $DB;
if (!is_array($contextidarray) || count($contextidarray)===0) {
// Ummmm no instances?
return;
}
$contextidstring = join(',', $contextidarray);
$blockcontexts = $DB->get_recordset_select('context', 'contextlevel = '.CONTEXT_BLOCK.' AND id IN ('.$contextidstring.')', array(), '', 'id, contextlevel');
$blockcontextids = array();
foreach ($blockcontexts as $blockcontext) {
$blockcontextids[] = $blockcontext->id;
}
if (count($blockcontextids)===0) {
// None of the instances have unique contexts
return;
}
$blockcontextidsstring = join(',', $blockcontextids);
$DB->delete_records_select('role_assignments', 'contextid IN ('.$blockcontextidsstring.')');
$DB->delete_records_select('role_capabilities', 'contextid IN ('.$blockcontextidsstring.')');
$DB->delete_records_select('role_names', 'contextid IN ('.$blockcontextidsstring.')');
$DB->delete_records_select('context', 'id IN ('.$blockcontextidsstring.')');
}
/**
* This function is used to establish the automated backup settings using the
* original scheduled backup settings.
*
* @since 2010111000
*/
function update_fix_automated_backup_config() {
$mappings = array(
// Old setting => new setting
'backup_sche_active' => 'backup_auto_active',
'backup_sche_hour' => 'backup_auto_hour',
'backup_sche_minute' => 'backup_auto_minute',
'backup_sche_destination' => 'backup_auto_destination',
'backup_sche_keep' => 'backup_auto_keep',
'backup_sche_userfiles' => 'backup_auto_user_files',
'backup_sche_modules' => 'backup_auto_activities',
'backup_sche_logs' => 'backup_auto_logs',
'backup_sche_messages' => 'backup_auto_messages',
'backup_sche_blocks' => 'backup_auto_blocks',
'backup_sche_weekdays' => 'backup_auto_weekdays',
'backup_sche_users' => 'backup_auto_users',
'backup_sche_blogs' => 'backup_auto_blogs',
'backup_sche_coursefiles' => null,
'backup_sche_sitefiles' => null,
'backup_sche_withuserdata' => null,
'backup_sche_metacourse' => null,
'backup_sche_running' => null,
);
$oldconfig = get_config('backup');
foreach ($mappings as $oldsetting=>$newsetting) {
if (!isset($oldconfig->$oldsetting)) {
continue;
}
if ($newsetting !== null) {
$oldvalue = $oldconfig->$oldsetting;
set_config($newsetting, $oldvalue, 'backup');
}
unset_config($oldsetting, 'backup');
}
unset_config('backup_sche_gradebook_history');
unset_config('disablescheduleddbackups');
}
/**
* This function is used to set default messaging preferences when the new
* admin-level messaging defaults settings have been introduced.
*/
function upgrade_populate_default_messaging_prefs() {
global $DB;
$providers = $DB->get_records('message_providers');
$processors = $DB->get_records('message_processors');
$defaultpreferences = (object)$DB->get_records_menu('config_plugins', array('plugin'=>'message'), '', 'name,value');
$transaction = $DB->start_delegated_transaction();
$setting = new stdClass();
$setting->plugin = 'message';
foreach ($providers as $provider) {
$componentproviderbase = $provider->component.'_'.$provider->name;
// set MESSAGE_PERMITTED to all combinations of message types
// (providers) and outputs (processors)
foreach ($processors as $processor) {
$preferencename = $processor->name.'_provider_'.$componentproviderbase.'_permitted';
if (!isset($defaultpreferences->{$preferencename})) {
$setting->name = $preferencename;
$setting->value = 'permitted';
$DB->insert_record('config_plugins', $setting);
}
}
// for email output we also have to set MESSAGE_DEFAULT_OFFLINE + MESSAGE_DEFAULT_ONLINE
foreach(array('loggedin', 'loggedoff') as $state) {
$preferencename = 'message_provider_'.$componentproviderbase.'_'.$state;
if (!isset($defaultpreferences->{$preferencename})) {
$setting->name = $preferencename;
$setting->value = 'email';
// except instant message where default for popup should be
// MESSAGE_DEFAULT_LOGGEDIN + MESSAGE_DEFAULT_LOGGEDOFF and for email
// MESSAGE_DEFAULT_LOGGEDOFF.
if ($componentproviderbase == 'moodle_instantmessage') {
if ($state == 'loggedoff') {
$setting->value = 'email,popup';
} else {
$setting->value = 'popup';
}
}
$DB->insert_record('config_plugins', $setting);
}
}
}
$transaction->allow_commit();
}
Reference in New Issue View Git Blame Copy Permalink