2018-10-05 18:53:13 -04:00
|
|
|
<?php
|
|
|
|
|
|
|
|
namespace Friendica\Core;
|
|
|
|
|
|
|
|
use Friendica\Database\DBStructure;
|
|
|
|
|
|
|
|
class Update
|
|
|
|
{
|
2018-10-14 07:19:37 -04:00
|
|
|
const SUCCESS = 0;
|
|
|
|
const FAILED = 1;
|
|
|
|
|
2018-10-05 18:53:13 -04:00
|
|
|
/**
|
|
|
|
* Automatic database updates
|
|
|
|
*/
|
|
|
|
public static function run()
|
|
|
|
{
|
|
|
|
$build = Config::get('system', 'build');
|
|
|
|
|
|
|
|
if (empty($build) || ($build > DB_UPDATE_VERSION)) {
|
|
|
|
$build = DB_UPDATE_VERSION - 1;
|
|
|
|
Config::set('system', 'build', $build);
|
|
|
|
}
|
|
|
|
|
|
|
|
if ($build != DB_UPDATE_VERSION) {
|
|
|
|
require_once 'update.php';
|
|
|
|
|
|
|
|
$stored = intval($build);
|
|
|
|
$current = intval(DB_UPDATE_VERSION);
|
|
|
|
if ($stored < $current) {
|
|
|
|
Config::load('database');
|
|
|
|
|
|
|
|
// Compare the current structure with the defined structure
|
2018-10-06 14:38:35 -04:00
|
|
|
if (Lock::acquire('dbupdate')) {
|
|
|
|
|
|
|
|
// run the pre_update_nnnn functions in update.php
|
|
|
|
for ($x = $stored + 1; $x <= $current; $x++) {
|
|
|
|
$r = self::runUpdateFunction($x, 'pre_update');
|
|
|
|
if (!$r) {
|
|
|
|
break;
|
|
|
|
}
|
2018-10-05 18:53:13 -04:00
|
|
|
}
|
|
|
|
|
2018-10-06 14:38:35 -04:00
|
|
|
// update the structure in one call
|
|
|
|
$retval = DBStructure::update(false, true);
|
|
|
|
if ($retval) {
|
|
|
|
DBStructure::updateFail(
|
|
|
|
DB_UPDATE_VERSION,
|
|
|
|
$retval
|
|
|
|
);
|
|
|
|
Lock::release('dbupdate');
|
|
|
|
return;
|
|
|
|
} else {
|
2018-10-07 04:42:14 -04:00
|
|
|
Config::set('database', 'last_successful_update', $current);
|
|
|
|
Config::set('database', 'last_successful_update_time', time());
|
2018-10-06 14:38:35 -04:00
|
|
|
}
|
2018-10-05 18:53:13 -04:00
|
|
|
|
2018-10-06 14:38:35 -04:00
|
|
|
// run the update_nnnn functions in update.php
|
|
|
|
for ($x = $stored + 1; $x <= $current; $x++) {
|
|
|
|
$r = self::runUpdateFunction($x, 'update');
|
|
|
|
if (!$r) {
|
|
|
|
break;
|
|
|
|
}
|
2018-10-05 18:53:13 -04:00
|
|
|
}
|
2018-10-06 14:38:35 -04:00
|
|
|
|
|
|
|
Lock::release('dbupdate');
|
2018-10-05 18:53:13 -04:00
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Executes a specific update function
|
|
|
|
*
|
|
|
|
* @param int $x the DB version number of the function
|
|
|
|
* @param string $prefix the prefix of the function (update, pre_update)
|
|
|
|
*
|
|
|
|
* @return bool true, if the update function worked
|
|
|
|
*/
|
|
|
|
public static function runUpdateFunction($x, $prefix)
|
|
|
|
{
|
|
|
|
$funcname = $prefix . '_' . $x;
|
|
|
|
|
|
|
|
if (function_exists($funcname)) {
|
|
|
|
// There could be a lot of processes running or about to run.
|
|
|
|
// We want exactly one process to run the update command.
|
|
|
|
// So store the fact that we're taking responsibility
|
|
|
|
// after first checking to see if somebody else already has.
|
|
|
|
// If the update fails or times-out completely you may need to
|
|
|
|
// delete the config entry to try again.
|
|
|
|
|
2018-10-06 14:38:35 -04:00
|
|
|
if (Lock::acquire('dbupdate_function')) {
|
|
|
|
|
|
|
|
// call the specific update
|
|
|
|
$retval = $funcname();
|
2018-10-05 18:53:13 -04:00
|
|
|
|
2018-10-06 14:38:35 -04:00
|
|
|
if ($retval) {
|
|
|
|
//send the administrator an e-mail
|
|
|
|
DBStructure::updateFail(
|
|
|
|
$x,
|
|
|
|
L10n::t('Update %s failed. See error logs.', $x)
|
|
|
|
);
|
|
|
|
Lock::release('dbupdate_function');
|
|
|
|
return false;
|
|
|
|
} else {
|
|
|
|
Config::set('database', 'last_successful_update_function', $funcname);
|
|
|
|
Config::set('database', 'last_successful_update_function_time', time());
|
|
|
|
|
|
|
|
if ($prefix == 'update') {
|
|
|
|
Config::set('system', 'build', $x);
|
|
|
|
}
|
|
|
|
|
|
|
|
Lock::release('dbupdate_function');
|
|
|
|
return true;
|
|
|
|
}
|
2018-10-05 18:53:13 -04:00
|
|
|
}
|
|
|
|
} else {
|
2018-10-06 14:38:35 -04:00
|
|
|
logger('Skipping \'' . $funcname . '\' without executing', LOGGER_DEBUG);
|
|
|
|
|
|
|
|
Config::set('database', 'last_successful_update_function', $funcname);
|
|
|
|
Config::set('database', 'last_successful_update_function_time', time());
|
2018-10-05 18:53:13 -04:00
|
|
|
|
|
|
|
if ($prefix == 'update') {
|
|
|
|
Config::set('system', 'build', $x);
|
|
|
|
}
|
|
|
|
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
}
|
2018-10-06 14:38:35 -04:00
|
|
|
}
|