openstamanager/lib/classes/Update.php

316 lines
11 KiB
PHP

<?php
/**
* Classe dedicata alla gestione delle procedure di aggiornamento del database del progetto.
*
* @since 2.3
*/
class Update
{
/** @var array Lista degli aggiornamenti da completare */
protected static $updates;
protected static function prepareToUpdate()
{
$database = Database::getConnection();
$database_ready = $database->isConnected() && $database->fetchNum("SHOW TABLES LIKE 'updates'");
// Individuazione di tutti gli aggiornamenti fisicamente presenti
$results = [];
// Aggiornamenti del gestionale
$core = (array) glob(DOCROOT.'/update/*.{php,sql}', GLOB_BRACE);
foreach ($core as $value) {
$infos = pathinfo($value);
$value = str_replace('_', '.', $infos['filename']);
if (self::isVersion($value)) {
$results[] = $value;
}
}
// Aggiornamenti dei moduli
$modules = (array) glob(DOCROOT.'/modules/*/update/*.{php,sql}', GLOB_BRACE);
foreach ($modules as $value) {
$infos = pathinfo($value);
$module = end(explode('/', dirname($infos['dirname'])));
$value = str_replace('_', '.', $infos['filename']);
if (self::isVersion($value)) {
$results[] = $module.'_'.$value;
}
}
$results = array_unique($results);
asort($results);
// Individuazione di tutti gli aggiornamenti inseriti
$updates = ($database_ready) ? $database->fetchArray('SELECT * FROM `updates`') : [];
$versions = array_column($updates, 'version');
$reset = count(array_intersect($results, $versions)) != count($results);
if ($reset && $database->isConnected()) {
// Individua le versioni che sono state installate, anche solo parzialmente
$done = ($database_ready) ? $database->fetchArray('SELECT version, done FROM updates WHERE `done` IS NOT NULL') : [];
// Reimpostazione della tabella degli aggiornamenti
$create = DOCROOT.'/update/create_updates.sql';
if (file_exists($create)) {
$database->query('DROP TABLE IF EXISTS `updates`');
$database->multiQuery($create);
}
// Inserimento degli aggiornamenti individuati
foreach ($results as $result) {
// Individuazione di script e sql
$temp = explode('_', $result);
$file = DOCROOT.((str_contains($result, '_')) ? '/modules/'.implode('_', explode('_', $result, -1)) : '').'/update/'.str_replace('.', '_', end($temp));
$sql = file_exists($file.'.sql') ? 1 : 0;
$script = file_exists($file.'.php') ? 1 : 0;
// Reimpostazione degli stati per gli aggiornamenti precedentemente presenti
$pos = array_search($result, $versions);
$done = ($pos !== false) ? prepare($updates[$pos]['done']) : 'NULL';
$database->query('INSERT INTO `updates` (`version`, `sql`, `script`, `done`) VALUES ('.prepare($result).', '.prepare($sql).', '.prepare($script).', '.$done.')');
}
// Normalizzazione di charset e collation
self::normalizeDatabase($database->getDatabaseName());
}
}
public static function getTodos()
{
if (!is_array(self::$updates)) {
self::prepareToUpdate();
$database = Database::getConnection();
$updates = $database->isConnected() ? $database->fetchArray('SELECT * FROM `updates` WHERE `done` != 1 OR `done` IS NULL ORDER BY `done` DESC, `id` ASC') : [];
foreach ($updates as $key => $value) {
$updates[$key]['name'] = ucwords(str_replace('_', ' ', $value['version']));
$temp = explode('_', $value['version']);
$updates[$key]['filename'] = str_replace('.', '_', end($temp));
$updates[$key]['directory'] = ((str_contains($value['version'], '_')) ? '/modules/'.implode('_', explode('_', $value['version'], -1)) : '').'/update/';
}
self::$updates = $updates;
}
return self::$updates;
}
public static function getUpdate()
{
if (!empty(self::getTodos())) {
return self::getTodos()[0];
}
}
public static function isVersion($string)
{
return preg_match('/^\d+(?:\.\d+)+$/', $string);
}
public static function isUpdateAvailable()
{
return !empty(self::getTodos());
}
public static function isUpdateCompleted()
{
return !self::isUpdateAvailable();
}
public static function isUpdateLocked()
{
$todos = array_column(self::getTodos(), 'done');
foreach ($todos as $todo) {
if ($todo !== null && $todo !== 1) {
return true;
}
}
return false;
}
public static function getDatabaseVersion()
{
$database = Database::getConnection();
$results = $database->fetchArray("SELECT version FROM `updates` WHERE version NOT LIKE '%\_%' ORDER BY version DESC LIMIT 1");
return $results[0]['version'];
}
public static function getVersion()
{
return self::getFile('VERSION');
}
public static function getRevision()
{
return self::getFile('REVISION');
}
protected static function getFile($file)
{
$file = (str_contains($file, DOCROOT.DIRECTORY_SEPARATOR)) ? $file : DOCROOT.DIRECTORY_SEPARATOR.$file;
$result = '';
$filepath = realpath($file);
if (!empty($filepath)) {
$result = file_get_contents($filepath);
$result = str_replace(["\r\n", "\n"], '', $result);
}
return trim($result);
}
public static function updateCleanup()
{
if (self::isUpdateCompleted()) {
$database = Database::getConnection();
// Aggiornamento all'ultima release della versione e compatibilità moduli
$database->query('UPDATE `zz_modules` SET `compatibility`='.prepare(self::getVersion()).', `version`='.prepare(self::getVersion()).' WHERE `default` = 1');
// Normalizzazione di charset e collation
self::normalizeDatabase($database->getDatabaseName());
return true;
}
return false;
}
public static function doUpdate($rate = 20)
{
global $logger;
set_time_limit(0);
ignore_user_abort(true);
if (!self::isUpdateCompleted()) {
$update = self::getUpdate();
$file = DOCROOT.$update['directory'].$update['filename'];
$database = Database::getConnection();
try {
// Esecuzione query release
if (!empty($update['sql']) && (!empty($update['done']) || is_null($update['done'])) && file_exists($file.'.sql')) {
$queries = readSQLFile($file.'.sql', ';');
$count = count($queries);
$start = empty($update['done']) ? 0 : $update['done'] - 2;
$end = ($start + $rate + 1) > $count ? $count : $start + $rate + 1;
if ($start < $end) {
for ($i = $start; $i < $end; ++$i) {
$database->query($queries[$i], _('Aggiornamento fallito').': '.$queries[$i]);
$database->query('UPDATE `updates` SET `done` = '.prepare($i + 3).' WHERE id = '.prepare($update['id']));
}
return [
$start,
$end,
$count,
];
}
}
$database->query('UPDATE `updates` SET `done` = 0 WHERE id = '.prepare($update['id']));
// Normalizzazione dei campi per l'API
self::executeScript(DOCROOT.'/update/api.php');
// Esecuzione script release
if (!empty($update['script']) && file_exists($file.'.php')) {
self::executeScript($file.'.php');
}
$database->query('UPDATE `updates` SET `done` = 1 WHERE id = '.prepare($update['id']));
// Normalizzazione di charset e collation
self::normalizeDatabase($database->getDatabaseName());
return true;
} catch (\Exception $e) {
$logger->addRecord(\Monolog\Logger::EMERGENCY, $e->getMessage());
}
return false;
}
}
protected static function normalizeDatabase($database_name)
{
set_time_limit(0);
ignore_user_abort(true);
$database = Database::getConnection();
$mysql_ver = $database->getMySQLVersion();
if (version_compare($mysql_ver, '5.5.3') >= 0) {
$character_set = 'utf8mb4';
$collation = 'utf8mb4_general_ci';
} else {
$character_set = 'utf8';
$collation = 'utf8_general_ci';
}
// Normalizzazione del database (le nuove tabelle verranno automaticamente impostate secondo la codifica predefinita)
$default_collation = $database->fetchArray('SELECT DEFAULT_COLLATION_NAME FROM information_schema.SCHEMATA WHERE SCHEMA_NAME = '.prepare($database_name).' LIMIT 1')[0]['DEFAULT_COLLATION_NAME'];
if ($default_collation != $collation) {
$database->query('ALTER DATABASE `'.$database_name.'` CHARACTER SET '.$character_set.' COLLATE '.$collation);
}
// Normalizzazione delle tabelle
$tables = $database->fetchArray('SHOW TABLE STATUS IN `'.$database_name.'` WHERE Collation != '.prepare($collation)." AND Name != 'updates'");
if (!empty($tables)) {
$database->query('SET foreign_key_checks = 0');
// Conversione delle tabelle
foreach ($tables as $table) {
$database->query('ALTER TABLE `'.$table['Name'].'` CONVERT TO CHARACTER SET '.$character_set.' COLLATE '.$collation);
}
$database->query('SET foreign_key_checks = 1');
}
// Normalizzazione dell'engine MySQL
$engines = $database->fetchArray('SELECT TABLE_NAME FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA = '.prepare($database_name)." AND ENGINE != 'InnoDB'");
foreach ($engines as $engine) {
$database->query('ALTER TABLE `'.$engine['TABLE_NAME'].'` ENGINE=InnoDB');
}
}
protected static function executeScript($script)
{
include __DIR__.'/../../core.php';
$database = $dbo;
// Informazioni relative a MySQL
$mysql_ver = $database->getMySQLVersion();
include $script;
}
}