1286 lines
37 KiB
PHP
1286 lines
37 KiB
PHP
<?php
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/**
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* @copyright Copyright (C) 2010-2022, the Friendica project
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*
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* @license GNU AGPL version 3 or any later version
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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*/
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namespace Friendica\Database;
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use Exception;
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use Friendica\Core\Hook;
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use Friendica\Core\Logger;
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use Friendica\Core\Renderer;
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use Friendica\DI;
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use Friendica\Model\Item;
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use Friendica\Model\User;
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use Friendica\Util\DateTimeFormat;
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/**
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* This class contains functions that doesn't need to know if pdo, mysqli or whatever is used.
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*/
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class DBStructure
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{
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const UPDATE_NOT_CHECKED = 0; // Database check wasn't executed before
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const UPDATE_SUCCESSFUL = 1; // Database check was successful
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const UPDATE_FAILED = 2; // Database check failed
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const RENAME_COLUMN = 0;
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const RENAME_PRIMARY_KEY = 1;
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/**
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* Database structure definition loaded from config/dbstructure.config.php
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*
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* @var array
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*/
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private static $definition = [];
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/**
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* Set a database version to trigger update functions
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*
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* @param string $version
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* @return void
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*/
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public static function setDatabaseVersion(string $version)
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{
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if (!is_numeric($version)) {
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throw new \Asika\SimpleConsole\CommandArgsException('The version number must be numeric');
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}
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DI::config()->set('system', 'build', $version);
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echo DI::l10n()->t('The database version had been set to %s.', $version);
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}
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/**
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* Drop unused tables
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*
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* @param boolean $execute
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* @return void
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*/
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public static function dropTables(bool $execute)
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{
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$postupdate = DI::config()->get("system", "post_update_version", PostUpdate::VERSION);
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if ($postupdate < PostUpdate::VERSION) {
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echo DI::l10n()->t('The post update is at version %d, it has to be at %d to safely drop the tables.', $postupdate, PostUpdate::VERSION);
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return;
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}
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$old_tables = ['fserver', 'gcign', 'gcontact', 'gcontact-relation', 'gfollower' ,'glink', 'item-delivery-data',
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'item-activity', 'item-content', 'item_id', 'participation', 'poll', 'poll_result', 'queue', 'retriever_rule',
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'deliverq', 'dsprphotoq', 'ffinder', 'sign', 'spam', 'term', 'user-item', 'thread', 'item', 'challenge',
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'auth_codes', 'tokens', 'clients', 'profile_check', 'host'];
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$tables = DBA::selectToArray(['INFORMATION_SCHEMA' => 'TABLES'], ['TABLE_NAME'],
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['TABLE_SCHEMA' => DBA::databaseName(), 'TABLE_TYPE' => 'BASE TABLE']);
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if (empty($tables)) {
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echo DI::l10n()->t('No unused tables found.');
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return;
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}
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if (!$execute) {
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echo DI::l10n()->t('These tables are not used for friendica and will be deleted when you execute "dbstructure drop -e":') . "\n\n";
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}
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foreach ($old_tables as $table) {
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if (in_array($table, array_column($tables, 'TABLE_NAME'))) {
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if ($execute) {
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$sql = 'DROP TABLE ' . DBA::quoteIdentifier($table) . ';';
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echo $sql . "\n";
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$result = DBA::e($sql);
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if (!DBA::isResult($result)) {
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self::printUpdateError($sql);
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}
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} else {
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echo $table . "\n";
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}
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}
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}
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}
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/**
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* Converts all tables from MyISAM/InnoDB Antelope to InnoDB Barracuda
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*/
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public static function convertToInnoDB()
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{
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$tables = DBA::selectToArray(
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['information_schema' => 'tables'],
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['table_name'],
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['engine' => 'MyISAM', 'table_schema' => DBA::databaseName()]
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);
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$tables = array_merge($tables, DBA::selectToArray(
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['information_schema' => 'tables'],
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['table_name'],
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['engine' => 'InnoDB', 'ROW_FORMAT' => ['COMPACT', 'REDUNDANT'], 'table_schema' => DBA::databaseName()]
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));
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if (!DBA::isResult($tables)) {
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echo DI::l10n()->t('There are no tables on MyISAM or InnoDB with the Antelope file format.') . "\n";
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return;
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}
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foreach ($tables as $table) {
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$sql = "ALTER TABLE " . DBA::quoteIdentifier($table['table_name']) . " ENGINE=InnoDB ROW_FORMAT=DYNAMIC;";
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echo $sql . "\n";
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$result = DBA::e($sql);
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if (!DBA::isResult($result)) {
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self::printUpdateError($sql);
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}
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}
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}
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/**
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* Print out database error messages
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*
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* @param string $message Message to be added to the error message
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*
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* @return string Error message
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*/
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private static function printUpdateError($message)
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{
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echo DI::l10n()->t("\nError %d occurred during database update:\n%s\n",
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DBA::errorNo(), DBA::errorMessage());
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return DI::l10n()->t('Errors encountered performing database changes: ') . $message . EOL;
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}
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public static function writeStructure()
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{
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$tables = [];
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foreach (self::definition(null) as $name => $definition) {
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$indexes = [[
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'name' => 'Name',
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'fields' => 'Fields',
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],
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[
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'name' => '-',
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'fields' => '-',
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]];
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$lengths = ['name' => 4, 'fields' => 6];
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foreach ($definition['indexes'] as $key => $value) {
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$fieldlist = implode(', ', $value);
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$indexes[] = ['name' => $key, 'fields' => $fieldlist];
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$lengths['name'] = max($lengths['name'], strlen($key));
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$lengths['fields'] = max($lengths['fields'], strlen($fieldlist));
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}
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array_walk_recursive($indexes, function(&$value, $key) use ($lengths)
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{
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$value = str_pad($value, $lengths[$key], $value === '-' ? '-' : ' ');
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});
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$foreign = [];
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$fields = [[
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'name' => 'Field',
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'comment' => 'Description',
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'type' => 'Type',
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'null' => 'Null',
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'primary' => 'Key',
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'default' => 'Default',
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'extra' => 'Extra',
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],
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[
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'name' => '-',
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'comment' => '-',
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'type' => '-',
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'null' => '-',
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'primary' => '-',
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'default' => '-',
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'extra' => '-',
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]];
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$lengths = [
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'name' => 5,
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'comment' => 11,
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'type' => 4,
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'null' => 4,
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'primary' => 3,
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'default' => 7,
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'extra' => 5,
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];
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foreach ($definition['fields'] as $key => $value) {
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$field = [];
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$field['name'] = $key;
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$field['comment'] = $value['comment'] ?? '';
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$field['type'] = $value['type'];
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$field['null'] = ($value['not null'] ?? false) ? 'NO' : 'YES';
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$field['primary'] = ($value['primary'] ?? false) ? 'PRI' : '';
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$field['default'] = $value['default'] ?? 'NULL';
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$field['extra'] = $value['extra'] ?? '';
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foreach ($field as $fieldname => $fieldvalue) {
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$lengths[$fieldname] = max($lengths[$fieldname] ?? 0, strlen($fieldvalue));
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}
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$fields[] = $field;
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if (!empty($value['foreign'])) {
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$foreign[] = [
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'field' => $key,
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'targettable' => array_keys($value['foreign'])[0],
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'targetfield' => array_values($value['foreign'])[0]
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];
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}
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}
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array_walk_recursive($fields, function(&$value, $key) use ($lengths)
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{
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$value = str_pad($value, $lengths[$key], $value === '-' ? '-' : ' ');
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});
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$tables[] = ['name' => $name, 'comment' => $definition['comment']];
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$content = Renderer::replaceMacros(Renderer::getMarkupTemplate('structure.tpl'), [
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'$name' => $name,
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'$comment' => $definition['comment'],
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'$fields' => $fields,
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'$indexes' => $indexes,
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'$foreign' => $foreign,
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]);
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$filename = DI::basePath() . '/doc/database/db_' . $name . '.md';
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file_put_contents($filename, $content);
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}
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asort($tables);
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$content = Renderer::replaceMacros(Renderer::getMarkupTemplate('tables.tpl'), [
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'$tables' => $tables,
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]);
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$filename = DI::basePath() . '/doc/database.md';
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file_put_contents($filename, $content);
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}
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public static function printStructure($basePath)
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{
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$database = self::definition($basePath, false);
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echo "-- ------------------------------------------\n";
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echo "-- " . FRIENDICA_PLATFORM . " " . FRIENDICA_VERSION . " (" . FRIENDICA_CODENAME, ")\n";
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echo "-- DB_UPDATE_VERSION " . DB_UPDATE_VERSION . "\n";
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echo "-- ------------------------------------------\n\n\n";
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foreach ($database as $name => $structure) {
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echo "--\n";
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echo "-- TABLE $name\n";
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echo "--\n";
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self::createTable($name, $structure, true, false);
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echo "\n";
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}
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View::printStructure($basePath);
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}
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/**
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* Loads the database structure definition from the static/dbstructure.config.php file.
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* On first pass, defines DB_UPDATE_VERSION constant.
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*
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* @see static/dbstructure.config.php
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* @param boolean $with_addons_structure Whether to tack on addons additional tables
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* @param string $basePath The base path of this application
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* @return array
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* @throws Exception
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*/
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public static function definition($basePath, $with_addons_structure = true)
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{
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if (!self::$definition) {
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if (empty($basePath)) {
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$basePath = DI::app()->getBasePath();
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}
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$filename = $basePath . '/static/dbstructure.config.php';
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if (!is_readable($filename)) {
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throw new Exception('Missing database structure config file static/dbstructure.config.php');
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}
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$definition = require $filename;
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if (!$definition) {
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throw new Exception('Corrupted database structure config file static/dbstructure.config.php');
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}
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self::$definition = $definition;
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} else {
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$definition = self::$definition;
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}
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if ($with_addons_structure) {
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Hook::callAll('dbstructure_definition', $definition);
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}
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return $definition;
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}
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/**
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* Get field data for the given table
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*
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* @param string $table
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* @param array $data data fields
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* @return array fields for the given
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*/
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public static function getFieldsForTable(string $table, array $data = [])
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{
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$definition = DBStructure::definition('', false);
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if (empty($definition[$table])) {
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return [];
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}
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$fieldnames = array_keys($definition[$table]['fields']);
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$fields = [];
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// Assign all field that are present in the table
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foreach ($fieldnames as $field) {
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if (isset($data[$field])) {
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// Limit the length of varchar, varbinary, char and binrary fields
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if (is_string($data[$field]) && preg_match("/char\((\d*)\)/", $definition[$table]['fields'][$field]['type'], $result)) {
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$data[$field] = mb_substr($data[$field], 0, $result[1]);
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} elseif (is_string($data[$field]) && preg_match("/binary\((\d*)\)/", $definition[$table]['fields'][$field]['type'], $result)) {
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$data[$field] = substr($data[$field], 0, $result[1]);
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}
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$fields[$field] = $data[$field];
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}
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}
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return $fields;
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}
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private static function createTable($name, $structure, $verbose, $action)
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{
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$r = true;
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$engine = "";
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$comment = "";
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$sql_rows = [];
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$primary_keys = [];
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$foreign_keys = [];
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foreach ($structure["fields"] as $fieldname => $field) {
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$sql_rows[] = "`" . DBA::escape($fieldname) . "` " . self::FieldCommand($field);
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if (!empty($field['primary'])) {
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$primary_keys[] = $fieldname;
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}
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if (!empty($field['foreign'])) {
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$foreign_keys[$fieldname] = $field;
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}
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}
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if (!empty($structure["indexes"])) {
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foreach ($structure["indexes"] as $indexname => $fieldnames) {
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$sql_index = self::createIndex($indexname, $fieldnames, "");
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if (!is_null($sql_index)) {
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$sql_rows[] = $sql_index;
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}
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}
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}
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foreach ($foreign_keys as $fieldname => $parameters) {
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$sql_rows[] = self::foreignCommand($name, $fieldname, $parameters);
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}
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if (isset($structure["engine"])) {
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$engine = " ENGINE=" . $structure["engine"];
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}
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if (isset($structure["comment"])) {
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$comment = " COMMENT='" . DBA::escape($structure["comment"]) . "'";
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}
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$sql = implode(",\n\t", $sql_rows);
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$sql = sprintf("CREATE TABLE IF NOT EXISTS `%s` (\n\t", DBA::escape($name)) . $sql .
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"\n)" . $engine . " DEFAULT COLLATE utf8mb4_general_ci" . $comment;
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if ($verbose) {
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echo $sql . ";\n";
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}
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if ($action) {
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$r = DBA::e($sql);
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}
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return $r;
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}
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private static function FieldCommand($parameters, $create = true)
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{
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$fieldstruct = $parameters["type"];
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if (isset($parameters["Collation"])) {
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$fieldstruct .= " COLLATE " . $parameters["Collation"];
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}
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if (isset($parameters["not null"])) {
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$fieldstruct .= " NOT NULL";
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}
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if (isset($parameters["default"])) {
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if (strpos(strtolower($parameters["type"]), "int") !== false) {
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$fieldstruct .= " DEFAULT " . $parameters["default"];
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} else {
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$fieldstruct .= " DEFAULT '" . $parameters["default"] . "'";
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}
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}
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if (isset($parameters["extra"])) {
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$fieldstruct .= " " . $parameters["extra"];
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}
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if (isset($parameters["comment"])) {
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$fieldstruct .= " COMMENT '" . DBA::escape($parameters["comment"]) . "'";
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}
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/*if (($parameters["primary"] != "") && $create)
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$fieldstruct .= " PRIMARY KEY";*/
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return ($fieldstruct);
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}
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private static function createIndex($indexname, $fieldnames, $method = "ADD")
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{
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$method = strtoupper(trim($method));
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if ($method != "" && $method != "ADD") {
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throw new Exception("Invalid parameter 'method' in self::createIndex(): '$method'");
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}
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if (in_array($fieldnames[0], ["UNIQUE", "FULLTEXT"])) {
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$index_type = array_shift($fieldnames);
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$method .= " " . $index_type;
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}
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$names = "";
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foreach ($fieldnames as $fieldname) {
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if ($names != "") {
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$names .= ",";
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}
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if (preg_match('|(.+)\((\d+)\)|', $fieldname, $matches)) {
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$names .= "`" . DBA::escape($matches[1]) . "`(" . intval($matches[2]) . ")";
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} else {
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$names .= "`" . DBA::escape($fieldname) . "`";
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}
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}
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if ($indexname == "PRIMARY") {
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return sprintf("%s PRIMARY KEY(%s)", $method, $names);
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}
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$sql = sprintf("%s INDEX `%s` (%s)", $method, DBA::escape($indexname), $names);
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return ($sql);
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}
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/**
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* Perform a database structure dryrun (means: just simulating)
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*
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* @throws Exception
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*/
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public static function dryRun()
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{
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self::update(DI::app()->getBasePath(), true, false);
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}
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/**
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* Updates DB structure and returns eventual errors messages
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*
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* @param bool $enable_maintenance_mode Set the maintenance mode
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* @param bool $verbose Display the SQL commands
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*
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* @return string Empty string if the update is successful, error messages otherwise
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* @throws Exception
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*/
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public static function performUpdate(bool $enable_maintenance_mode = true, bool $verbose = false)
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{
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if ($enable_maintenance_mode) {
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DI::config()->set('system', 'maintenance', 1);
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}
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$status = self::update(DI::app()->getBasePath(), $verbose, true);
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if ($enable_maintenance_mode) {
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DI::config()->set('system', 'maintenance', 0);
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DI::config()->set('system', 'maintenance_reason', '');
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}
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return $status;
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}
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|
|
/**
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|
* Updates DB structure from the installation and returns eventual errors messages
|
|
*
|
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* @param string $basePath The base path of this application
|
|
*
|
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* @return string Empty string if the update is successful, error messages otherwise
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* @throws Exception
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*/
|
|
public static function install(string $basePath)
|
|
{
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return self::update($basePath, false, true, true);
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}
|
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|
|
/**
|
|
* Updates DB structure and returns eventual errors messages
|
|
*
|
|
* @param string $basePath The base path of this application
|
|
* @param bool $verbose
|
|
* @param bool $action Whether to actually apply the update
|
|
* @param bool $install Is this the initial update during the installation?
|
|
* @param array $tables An array of the database tables
|
|
* @param array $definition An array of the definition tables
|
|
* @return string Empty string if the update is successful, error messages otherwise
|
|
* @throws Exception
|
|
*/
|
|
private static function update($basePath, $verbose, $action, $install = false, array $tables = null, array $definition = null)
|
|
{
|
|
$in_maintenance_mode = DI::config()->get('system', 'maintenance');
|
|
|
|
if ($action && !$install && self::isUpdating()) {
|
|
return DI::l10n()->t('Another database update is currently running.');
|
|
}
|
|
|
|
if ($in_maintenance_mode) {
|
|
DI::config()->set('system', 'maintenance_reason', DI::l10n()->t('%s: Database update', DateTimeFormat::utcNow() . ' ' . date('e')));
|
|
}
|
|
|
|
// ensure that all initial values exist. This test has to be done prior and after the structure check.
|
|
// Prior is needed if the specific tables already exists - after is needed when they had been created.
|
|
self::checkInitialValues();
|
|
|
|
$errors = '';
|
|
|
|
Logger::info('updating structure');
|
|
|
|
// Get the current structure
|
|
$database = [];
|
|
|
|
if (is_null($tables)) {
|
|
$tables = DBA::toArray(DBA::p("SHOW TABLES"));
|
|
}
|
|
|
|
if (DBA::isResult($tables)) {
|
|
foreach ($tables as $table) {
|
|
$table = current($table);
|
|
|
|
Logger::info('updating structure', ['table' => $table]);
|
|
$database[$table] = self::tableStructure($table);
|
|
}
|
|
}
|
|
|
|
// Get the definition
|
|
if (is_null($definition)) {
|
|
$definition = self::definition($basePath);
|
|
}
|
|
|
|
// MySQL >= 5.7.4 doesn't support the IGNORE keyword in ALTER TABLE statements
|
|
if ((version_compare(DBA::serverInfo(), '5.7.4') >= 0) &&
|
|
!(strpos(DBA::serverInfo(), 'MariaDB') !== false)) {
|
|
$ignore = '';
|
|
} else {
|
|
$ignore = ' IGNORE';
|
|
}
|
|
|
|
// Compare it
|
|
foreach ($definition as $name => $structure) {
|
|
$is_new_table = false;
|
|
$sql3 = "";
|
|
if (!isset($database[$name])) {
|
|
$r = self::createTable($name, $structure, $verbose, $action);
|
|
if (!DBA::isResult($r)) {
|
|
$errors .= self::printUpdateError($name);
|
|
}
|
|
$is_new_table = true;
|
|
} else {
|
|
/*
|
|
* Drop the index if it isn't present in the definition
|
|
* or the definition differ from current status
|
|
* and index name doesn't start with "local_"
|
|
*/
|
|
foreach ($database[$name]["indexes"] as $indexname => $fieldnames) {
|
|
$current_index_definition = implode(",", $fieldnames);
|
|
if (isset($structure["indexes"][$indexname])) {
|
|
$new_index_definition = implode(",", $structure["indexes"][$indexname]);
|
|
} else {
|
|
$new_index_definition = "__NOT_SET__";
|
|
}
|
|
if ($current_index_definition != $new_index_definition && substr($indexname, 0, 6) != 'local_') {
|
|
$sql2 = self::dropIndex($indexname);
|
|
if ($sql3 == "") {
|
|
$sql3 = "ALTER" . $ignore . " TABLE `" . $name . "` " . $sql2;
|
|
} else {
|
|
$sql3 .= ", " . $sql2;
|
|
}
|
|
}
|
|
}
|
|
// Compare the field structure field by field
|
|
foreach ($structure["fields"] as $fieldname => $parameters) {
|
|
if (!isset($database[$name]["fields"][$fieldname])) {
|
|
$sql2 = self::addTableField($fieldname, $parameters);
|
|
if ($sql3 == "") {
|
|
$sql3 = "ALTER" . $ignore . " TABLE `" . $name . "` " . $sql2;
|
|
} else {
|
|
$sql3 .= ", " . $sql2;
|
|
}
|
|
} else {
|
|
// Compare the field definition
|
|
$field_definition = $database[$name]["fields"][$fieldname];
|
|
|
|
// Remove the relation data that is used for the referential integrity
|
|
unset($parameters['relation']);
|
|
unset($parameters['foreign']);
|
|
|
|
// We change the collation after the indexes had been changed.
|
|
// This is done to avoid index length problems.
|
|
// So here we always ensure that there is no need to change it.
|
|
unset($parameters['Collation']);
|
|
unset($field_definition['Collation']);
|
|
|
|
// Only update the comment when it is defined
|
|
if (!isset($parameters['comment'])) {
|
|
$parameters['comment'] = "";
|
|
}
|
|
|
|
$current_field_definition = DBA::cleanQuery(implode(",", $field_definition));
|
|
$new_field_definition = DBA::cleanQuery(implode(",", $parameters));
|
|
if ($current_field_definition != $new_field_definition) {
|
|
$sql2 = self::modifyTableField($fieldname, $parameters);
|
|
if ($sql3 == "") {
|
|
$sql3 = "ALTER" . $ignore . " TABLE `" . $name . "` " . $sql2;
|
|
} else {
|
|
$sql3 .= ", " . $sql2;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Create the index if the index don't exists in database
|
|
* or the definition differ from the current status.
|
|
* Don't create keys if table is new
|
|
*/
|
|
if (!$is_new_table) {
|
|
foreach ($structure["indexes"] as $indexname => $fieldnames) {
|
|
if (isset($database[$name]["indexes"][$indexname])) {
|
|
$current_index_definition = implode(",", $database[$name]["indexes"][$indexname]);
|
|
} else {
|
|
$current_index_definition = "__NOT_SET__";
|
|
}
|
|
$new_index_definition = implode(",", $fieldnames);
|
|
if ($current_index_definition != $new_index_definition) {
|
|
$sql2 = self::createIndex($indexname, $fieldnames);
|
|
|
|
if ($sql2 != "") {
|
|
if ($sql3 == "") {
|
|
$sql3 = "ALTER" . $ignore . " TABLE `" . $name . "` " . $sql2;
|
|
} else {
|
|
$sql3 .= ", " . $sql2;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
$existing_foreign_keys = $database[$name]['foreign_keys'];
|
|
|
|
// Foreign keys
|
|
// Compare the field structure field by field
|
|
foreach ($structure["fields"] as $fieldname => $parameters) {
|
|
if (empty($parameters['foreign'])) {
|
|
continue;
|
|
}
|
|
|
|
$constraint = self::getConstraintName($name, $fieldname, $parameters);
|
|
|
|
unset($existing_foreign_keys[$constraint]);
|
|
|
|
if (empty($database[$name]['foreign_keys'][$constraint])) {
|
|
$sql2 = self::addForeignKey($name, $fieldname, $parameters);
|
|
|
|
if ($sql3 == "") {
|
|
$sql3 = "ALTER" . $ignore . " TABLE `" . $name . "` " . $sql2;
|
|
} else {
|
|
$sql3 .= ", " . $sql2;
|
|
}
|
|
}
|
|
}
|
|
|
|
foreach ($existing_foreign_keys as $param) {
|
|
$sql2 = self::dropForeignKey($param['CONSTRAINT_NAME']);
|
|
|
|
if ($sql3 == "") {
|
|
$sql3 = "ALTER" . $ignore . " TABLE `" . $name . "` " . $sql2;
|
|
} else {
|
|
$sql3 .= ", " . $sql2;
|
|
}
|
|
}
|
|
|
|
if (isset($database[$name]["table_status"]["TABLE_COMMENT"])) {
|
|
$structurecomment = $structure["comment"] ?? '';
|
|
if ($database[$name]["table_status"]["TABLE_COMMENT"] != $structurecomment) {
|
|
$sql2 = "COMMENT = '" . DBA::escape($structurecomment) . "'";
|
|
|
|
if ($sql3 == "") {
|
|
$sql3 = "ALTER" . $ignore . " TABLE `" . $name . "` " . $sql2;
|
|
} else {
|
|
$sql3 .= ", " . $sql2;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (isset($database[$name]["table_status"]["ENGINE"]) && isset($structure['engine'])) {
|
|
if ($database[$name]["table_status"]["ENGINE"] != $structure['engine']) {
|
|
$sql2 = "ENGINE = '" . DBA::escape($structure['engine']) . "'";
|
|
|
|
if ($sql3 == "") {
|
|
$sql3 = "ALTER" . $ignore . " TABLE `" . $name . "` " . $sql2;
|
|
} else {
|
|
$sql3 .= ", " . $sql2;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (isset($database[$name]["table_status"]["TABLE_COLLATION"])) {
|
|
if ($database[$name]["table_status"]["TABLE_COLLATION"] != 'utf8mb4_general_ci') {
|
|
$sql2 = "DEFAULT COLLATE utf8mb4_general_ci";
|
|
|
|
if ($sql3 == "") {
|
|
$sql3 = "ALTER" . $ignore . " TABLE `" . $name . "` " . $sql2;
|
|
} else {
|
|
$sql3 .= ", " . $sql2;
|
|
}
|
|
}
|
|
}
|
|
|
|
if ($sql3 != "") {
|
|
$sql3 .= "; ";
|
|
}
|
|
|
|
// Now have a look at the field collations
|
|
// Compare the field structure field by field
|
|
foreach ($structure["fields"] as $fieldname => $parameters) {
|
|
// Compare the field definition
|
|
$field_definition = ($database[$name]["fields"][$fieldname] ?? '') ?: ['Collation' => ''];
|
|
|
|
// Define the default collation if not given
|
|
if (!isset($parameters['Collation']) && !empty($field_definition['Collation'])) {
|
|
$parameters['Collation'] = 'utf8mb4_general_ci';
|
|
} else {
|
|
$parameters['Collation'] = null;
|
|
}
|
|
|
|
if ($field_definition['Collation'] != $parameters['Collation']) {
|
|
$sql2 = self::modifyTableField($fieldname, $parameters);
|
|
if (($sql3 == "") || (substr($sql3, -2, 2) == "; ")) {
|
|
$sql3 .= "ALTER" . $ignore . " TABLE `" . $name . "` " . $sql2;
|
|
} else {
|
|
$sql3 .= ", " . $sql2;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if ($sql3 != "") {
|
|
if (substr($sql3, -2, 2) != "; ") {
|
|
$sql3 .= ";";
|
|
}
|
|
|
|
if ($verbose) {
|
|
echo $sql3 . "\n";
|
|
}
|
|
|
|
if ($action) {
|
|
if ($in_maintenance_mode) {
|
|
DI::config()->set('system', 'maintenance_reason', DI::l10n()->t('%s: updating %s table.', DateTimeFormat::utcNow() . ' ' . date('e'), $name));
|
|
}
|
|
|
|
$r = DBA::e($sql3);
|
|
if (!DBA::isResult($r)) {
|
|
$errors .= self::printUpdateError($sql3);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
View::create(false, $action);
|
|
|
|
self::checkInitialValues();
|
|
|
|
if ($action && !$install) {
|
|
if ($errors) {
|
|
DI::config()->set('system', 'dbupdate', self::UPDATE_FAILED);
|
|
} else {
|
|
DI::config()->set('system', 'dbupdate', self::UPDATE_SUCCESSFUL);
|
|
}
|
|
}
|
|
|
|
return $errors;
|
|
}
|
|
|
|
private static function tableStructure($table)
|
|
{
|
|
// This query doesn't seem to be executable as a prepared statement
|
|
$indexes = DBA::toArray(DBA::p("SHOW INDEX FROM " . DBA::quoteIdentifier($table)));
|
|
|
|
$fields = DBA::selectToArray(['INFORMATION_SCHEMA' => 'COLUMNS'],
|
|
['COLUMN_NAME', 'COLUMN_TYPE', 'IS_NULLABLE', 'COLUMN_DEFAULT', 'EXTRA',
|
|
'COLUMN_KEY', 'COLLATION_NAME', 'COLUMN_COMMENT'],
|
|
["`TABLE_SCHEMA` = ? AND `TABLE_NAME` = ?",
|
|
DBA::databaseName(), $table]);
|
|
|
|
$foreign_keys = DBA::selectToArray(['INFORMATION_SCHEMA' => 'KEY_COLUMN_USAGE'],
|
|
['COLUMN_NAME', 'CONSTRAINT_NAME', 'REFERENCED_TABLE_NAME', 'REFERENCED_COLUMN_NAME'],
|
|
["`TABLE_SCHEMA` = ? AND `TABLE_NAME` = ? AND `REFERENCED_TABLE_SCHEMA` IS NOT NULL",
|
|
DBA::databaseName(), $table]);
|
|
|
|
$table_status = DBA::selectFirst(['INFORMATION_SCHEMA' => 'TABLES'],
|
|
['ENGINE', 'TABLE_COLLATION', 'TABLE_COMMENT'],
|
|
["`TABLE_SCHEMA` = ? AND `TABLE_NAME` = ?",
|
|
DBA::databaseName(), $table]);
|
|
|
|
$fielddata = [];
|
|
$indexdata = [];
|
|
$foreigndata = [];
|
|
|
|
if (DBA::isResult($foreign_keys)) {
|
|
foreach ($foreign_keys as $foreign_key) {
|
|
$parameters = ['foreign' => [$foreign_key['REFERENCED_TABLE_NAME'] => $foreign_key['REFERENCED_COLUMN_NAME']]];
|
|
$constraint = self::getConstraintName($table, $foreign_key['COLUMN_NAME'], $parameters);
|
|
$foreigndata[$constraint] = $foreign_key;
|
|
}
|
|
}
|
|
|
|
if (DBA::isResult($indexes)) {
|
|
foreach ($indexes as $index) {
|
|
if ($index["Key_name"] != "PRIMARY" && $index["Non_unique"] == "0" && !isset($indexdata[$index["Key_name"]])) {
|
|
$indexdata[$index["Key_name"]] = ["UNIQUE"];
|
|
}
|
|
|
|
if ($index["Index_type"] == "FULLTEXT" && !isset($indexdata[$index["Key_name"]])) {
|
|
$indexdata[$index["Key_name"]] = ["FULLTEXT"];
|
|
}
|
|
|
|
$column = $index["Column_name"];
|
|
|
|
if ($index["Sub_part"] != "") {
|
|
$column .= "(" . $index["Sub_part"] . ")";
|
|
}
|
|
|
|
$indexdata[$index["Key_name"]][] = $column;
|
|
}
|
|
}
|
|
|
|
$fielddata = [];
|
|
if (DBA::isResult($fields)) {
|
|
foreach ($fields as $field) {
|
|
$search = ['tinyint(1)', 'tinyint(3) unsigned', 'tinyint(4)', 'smallint(5) unsigned', 'smallint(6)', 'mediumint(8) unsigned', 'mediumint(9)', 'bigint(20)', 'int(10) unsigned', 'int(11)'];
|
|
$replace = ['boolean', 'tinyint unsigned', 'tinyint', 'smallint unsigned', 'smallint', 'mediumint unsigned', 'mediumint', 'bigint', 'int unsigned', 'int'];
|
|
$field['COLUMN_TYPE'] = str_replace($search, $replace, $field['COLUMN_TYPE']);
|
|
|
|
$fielddata[$field['COLUMN_NAME']]['type'] = $field['COLUMN_TYPE'];
|
|
|
|
if ($field['IS_NULLABLE'] == 'NO') {
|
|
$fielddata[$field['COLUMN_NAME']]['not null'] = true;
|
|
}
|
|
|
|
if (isset($field['COLUMN_DEFAULT']) && ($field['COLUMN_DEFAULT'] != 'NULL')) {
|
|
$fielddata[$field['COLUMN_NAME']]['default'] = trim($field['COLUMN_DEFAULT'], "'");
|
|
}
|
|
|
|
if (!empty($field['EXTRA'])) {
|
|
$fielddata[$field['COLUMN_NAME']]['extra'] = $field['EXTRA'];
|
|
}
|
|
|
|
if ($field['COLUMN_KEY'] == 'PRI') {
|
|
$fielddata[$field['COLUMN_NAME']]['primary'] = true;
|
|
}
|
|
|
|
$fielddata[$field['COLUMN_NAME']]['Collation'] = $field['COLLATION_NAME'];
|
|
$fielddata[$field['COLUMN_NAME']]['comment'] = $field['COLUMN_COMMENT'];
|
|
}
|
|
}
|
|
|
|
return ["fields" => $fielddata, "indexes" => $indexdata,
|
|
"foreign_keys" => $foreigndata, "table_status" => $table_status];
|
|
}
|
|
|
|
private static function dropIndex($indexname)
|
|
{
|
|
$sql = sprintf("DROP INDEX `%s`", DBA::escape($indexname));
|
|
return ($sql);
|
|
}
|
|
|
|
private static function addTableField($fieldname, $parameters)
|
|
{
|
|
$sql = sprintf("ADD `%s` %s", DBA::escape($fieldname), self::FieldCommand($parameters));
|
|
return ($sql);
|
|
}
|
|
|
|
private static function modifyTableField($fieldname, $parameters)
|
|
{
|
|
$sql = sprintf("MODIFY `%s` %s", DBA::escape($fieldname), self::FieldCommand($parameters, false));
|
|
return ($sql);
|
|
}
|
|
|
|
private static function getConstraintName(string $tablename, string $fieldname, array $parameters)
|
|
{
|
|
$foreign_table = array_keys($parameters['foreign'])[0];
|
|
$foreign_field = array_values($parameters['foreign'])[0];
|
|
|
|
return $tablename . "-" . $fieldname. "-" . $foreign_table. "-" . $foreign_field;
|
|
}
|
|
|
|
private static function foreignCommand(string $tablename, string $fieldname, array $parameters) {
|
|
$foreign_table = array_keys($parameters['foreign'])[0];
|
|
$foreign_field = array_values($parameters['foreign'])[0];
|
|
|
|
$sql = "FOREIGN KEY (`" . $fieldname . "`) REFERENCES `" . $foreign_table . "` (`" . $foreign_field . "`)";
|
|
|
|
if (!empty($parameters['foreign']['on update'])) {
|
|
$sql .= " ON UPDATE " . strtoupper($parameters['foreign']['on update']);
|
|
} else {
|
|
$sql .= " ON UPDATE RESTRICT";
|
|
}
|
|
|
|
if (!empty($parameters['foreign']['on delete'])) {
|
|
$sql .= " ON DELETE " . strtoupper($parameters['foreign']['on delete']);
|
|
} else {
|
|
$sql .= " ON DELETE CASCADE";
|
|
}
|
|
|
|
return $sql;
|
|
}
|
|
|
|
private static function addForeignKey(string $tablename, string $fieldname, array $parameters)
|
|
{
|
|
return sprintf("ADD %s", self::foreignCommand($tablename, $fieldname, $parameters));
|
|
}
|
|
|
|
private static function dropForeignKey(string $constraint)
|
|
{
|
|
return sprintf("DROP FOREIGN KEY `%s`", $constraint);
|
|
}
|
|
|
|
/**
|
|
* Renames columns or the primary key of a table
|
|
*
|
|
* @todo You cannot rename a primary key if "auto increment" is set
|
|
*
|
|
* @param string $table Table name
|
|
* @param array $columns Columns Syntax for Rename: [ $old1 => [ $new1, $type1 ], $old2 => [ $new2, $type2 ], ... ]
|
|
* Syntax for Primary Key: [ $col1, $col2, ...]
|
|
* @param int $type The type of renaming (Default is Column)
|
|
*
|
|
* @return boolean Was the renaming successful?
|
|
* @throws Exception
|
|
*/
|
|
public static function rename($table, $columns, $type = self::RENAME_COLUMN)
|
|
{
|
|
if (empty($table) || empty($columns)) {
|
|
return false;
|
|
}
|
|
|
|
if (!is_array($columns)) {
|
|
return false;
|
|
}
|
|
|
|
$table = DBA::escape($table);
|
|
|
|
$sql = "ALTER TABLE `" . $table . "`";
|
|
switch ($type) {
|
|
case self::RENAME_COLUMN:
|
|
if (!self::existsColumn($table, array_keys($columns))) {
|
|
return false;
|
|
}
|
|
$sql .= implode(',', array_map(
|
|
function ($to, $from) {
|
|
return " CHANGE `" . $from . "` `" . $to[0] . "` " . $to[1];
|
|
},
|
|
$columns,
|
|
array_keys($columns)
|
|
));
|
|
break;
|
|
case self::RENAME_PRIMARY_KEY:
|
|
if (!self::existsColumn($table, $columns)) {
|
|
return false;
|
|
}
|
|
$sql .= " DROP PRIMARY KEY, ADD PRIMARY KEY(`" . implode('`, `', $columns) . "`)";
|
|
break;
|
|
default:
|
|
return false;
|
|
}
|
|
|
|
$sql .= ";";
|
|
|
|
$stmt = DBA::p($sql);
|
|
|
|
if (is_bool($stmt)) {
|
|
$retval = $stmt;
|
|
} else {
|
|
$retval = true;
|
|
}
|
|
|
|
DBA::close($stmt);
|
|
|
|
return $retval;
|
|
}
|
|
|
|
/**
|
|
* Check if the columns of the table exists
|
|
*
|
|
* @param string $table Table name
|
|
* @param array $columns Columns to check ( Syntax: [ $col1, $col2, .. ] )
|
|
*
|
|
* @return boolean Does the table exist?
|
|
* @throws Exception
|
|
*/
|
|
public static function existsColumn($table, $columns = [])
|
|
{
|
|
if (empty($table)) {
|
|
return false;
|
|
}
|
|
|
|
if (is_null($columns) || empty($columns)) {
|
|
return self::existsTable($table);
|
|
}
|
|
|
|
$table = DBA::escape($table);
|
|
|
|
foreach ($columns as $column) {
|
|
$sql = "SHOW COLUMNS FROM `" . $table . "` LIKE '" . $column . "';";
|
|
|
|
$stmt = DBA::p($sql);
|
|
|
|
if (is_bool($stmt)) {
|
|
$retval = $stmt;
|
|
} else {
|
|
$retval = (DBA::numRows($stmt) > 0);
|
|
}
|
|
|
|
DBA::close($stmt);
|
|
|
|
if (!$retval) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Check if a foreign key exists for the given table field
|
|
*
|
|
* @param string $table
|
|
* @param string $field
|
|
* @return boolean
|
|
*/
|
|
public static function existsForeignKeyForField(string $table, string $field)
|
|
{
|
|
return DBA::exists(['INFORMATION_SCHEMA' => 'KEY_COLUMN_USAGE'],
|
|
["`TABLE_SCHEMA` = ? AND `TABLE_NAME` = ? AND `COLUMN_NAME` = ? AND `REFERENCED_TABLE_SCHEMA` IS NOT NULL",
|
|
DBA::databaseName(), $table, $field]);
|
|
}
|
|
/**
|
|
* Check if a table exists
|
|
*
|
|
* @param string|array $table Table name
|
|
*
|
|
* @return boolean Does the table exist?
|
|
* @throws Exception
|
|
*/
|
|
public static function existsTable($table)
|
|
{
|
|
if (empty($table)) {
|
|
return false;
|
|
}
|
|
|
|
if (is_array($table)) {
|
|
$condition = ['table_schema' => key($table), 'table_name' => current($table)];
|
|
} else {
|
|
$condition = ['table_schema' => DBA::databaseName(), 'table_name' => $table];
|
|
}
|
|
|
|
$result = DBA::exists(['information_schema' => 'tables'], $condition);
|
|
|
|
return $result;
|
|
}
|
|
|
|
/**
|
|
* Returns the columns of a table
|
|
*
|
|
* @param string $table Table name
|
|
*
|
|
* @return array An array of the table columns
|
|
* @throws Exception
|
|
*/
|
|
public static function getColumns($table)
|
|
{
|
|
$stmtColumns = DBA::p("SHOW COLUMNS FROM `" . $table . "`");
|
|
return DBA::toArray($stmtColumns);
|
|
}
|
|
|
|
/**
|
|
* Check if initial database values do exist - or create them
|
|
*/
|
|
public static function checkInitialValues(bool $verbose = false)
|
|
{
|
|
if (self::existsTable('verb')) {
|
|
if (!DBA::exists('verb', ['id' => 1])) {
|
|
foreach (Item::ACTIVITIES as $index => $activity) {
|
|
DBA::insert('verb', ['id' => $index + 1, 'name' => $activity], Database::INSERT_IGNORE);
|
|
}
|
|
if ($verbose) {
|
|
echo "verb: activities added\n";
|
|
}
|
|
} elseif ($verbose) {
|
|
echo "verb: activities already added\n";
|
|
}
|
|
|
|
if (!DBA::exists('verb', ['id' => 0])) {
|
|
DBA::insert('verb', ['name' => '']);
|
|
$lastid = DBA::lastInsertId();
|
|
if ($lastid != 0) {
|
|
DBA::update('verb', ['id' => 0], ['id' => $lastid]);
|
|
if ($verbose) {
|
|
echo "Zero verb added\n";
|
|
}
|
|
}
|
|
} elseif ($verbose) {
|
|
echo "Zero verb already added\n";
|
|
}
|
|
} elseif ($verbose) {
|
|
echo "verb: Table not found\n";
|
|
}
|
|
|
|
if (self::existsTable('user') && !DBA::exists('user', ['uid' => 0])) {
|
|
$user = [
|
|
"verified" => true,
|
|
"page-flags" => User::PAGE_FLAGS_SOAPBOX,
|
|
"account-type" => User::ACCOUNT_TYPE_RELAY,
|
|
];
|
|
DBA::insert('user', $user);
|
|
$lastid = DBA::lastInsertId();
|
|
if ($lastid != 0) {
|
|
DBA::update('user', ['uid' => 0], ['uid' => $lastid]);
|
|
if ($verbose) {
|
|
echo "Zero user added\n";
|
|
}
|
|
}
|
|
} elseif (self::existsTable('user') && $verbose) {
|
|
echo "Zero user already added\n";
|
|
} elseif ($verbose) {
|
|
echo "user: Table not found\n";
|
|
}
|
|
|
|
if (self::existsTable('contact') && !DBA::exists('contact', ['id' => 0])) {
|
|
DBA::insert('contact', ['nurl' => '']);
|
|
$lastid = DBA::lastInsertId();
|
|
if ($lastid != 0) {
|
|
DBA::update('contact', ['id' => 0], ['id' => $lastid]);
|
|
if ($verbose) {
|
|
echo "Zero contact added\n";
|
|
}
|
|
}
|
|
} elseif (self::existsTable('contact') && $verbose) {
|
|
echo "Zero contact already added\n";
|
|
} elseif ($verbose) {
|
|
echo "contact: Table not found\n";
|
|
}
|
|
|
|
if (self::existsTable('tag') && !DBA::exists('tag', ['id' => 0])) {
|
|
DBA::insert('tag', ['name' => '']);
|
|
$lastid = DBA::lastInsertId();
|
|
if ($lastid != 0) {
|
|
DBA::update('tag', ['id' => 0], ['id' => $lastid]);
|
|
if ($verbose) {
|
|
echo "Zero tag added\n";
|
|
}
|
|
}
|
|
} elseif (self::existsTable('tag') && $verbose) {
|
|
echo "Zero tag already added\n";
|
|
} elseif ($verbose) {
|
|
echo "tag: Table not found\n";
|
|
}
|
|
|
|
if (self::existsTable('permissionset')) {
|
|
if (!DBA::exists('permissionset', ['id' => 0])) {
|
|
DBA::insert('permissionset', ['allow_cid' => '', 'allow_gid' => '', 'deny_cid' => '', 'deny_gid' => '']);
|
|
$lastid = DBA::lastInsertId();
|
|
if ($lastid != 0) {
|
|
DBA::update('permissionset', ['id' => 0], ['id' => $lastid]);
|
|
if ($verbose) {
|
|
echo "Zero permissionset added\n";
|
|
}
|
|
}
|
|
} elseif ($verbose) {
|
|
echo "Zero permissionset already added\n";
|
|
}
|
|
if (self::existsTable('item') && !self::existsForeignKeyForField('item', 'psid')) {
|
|
$sets = DBA::p("SELECT `psid`, `item`.`uid`, `item`.`private` FROM `item`
|
|
LEFT JOIN `permissionset` ON `permissionset`.`id` = `item`.`psid`
|
|
WHERE `permissionset`.`id` IS NULL AND NOT `psid` IS NULL");
|
|
while ($set = DBA::fetch($sets)) {
|
|
if (($set['private'] == Item::PRIVATE) && ($set['uid'] != 0)) {
|
|
$owner = User::getOwnerDataById($set['uid']);
|
|
if ($owner) {
|
|
$permission = '<' . $owner['id'] . '>';
|
|
} else {
|
|
$permission = '<>';
|
|
}
|
|
} else {
|
|
$permission = '';
|
|
}
|
|
$fields = ['id' => $set['psid'], 'uid' => $set['uid'], 'allow_cid' => $permission,
|
|
'allow_gid' => '', 'deny_cid' => '', 'deny_gid' => ''];
|
|
DBA::insert('permissionset', $fields);
|
|
}
|
|
DBA::close($sets);
|
|
}
|
|
} elseif ($verbose) {
|
|
echo "permissionset: Table not found\n";
|
|
}
|
|
|
|
if (self::existsTable('tokens') && self::existsTable('clients') && !self::existsForeignKeyForField('tokens', 'client_id')) {
|
|
$tokens = DBA::p("SELECT `tokens`.`id` FROM `tokens`
|
|
LEFT JOIN `clients` ON `clients`.`client_id` = `tokens`.`client_id`
|
|
WHERE `clients`.`client_id` IS NULL");
|
|
while ($token = DBA::fetch($tokens)) {
|
|
DBA::delete('tokens', ['id' => $token['id']]);
|
|
}
|
|
DBA::close($tokens);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Checks if a database update is currently running
|
|
*
|
|
* @return boolean
|
|
*/
|
|
private static function isUpdating()
|
|
{
|
|
$isUpdate = false;
|
|
|
|
$processes = DBA::select(['information_schema' => 'processlist'], ['info'],
|
|
['db' => DBA::databaseName(), 'command' => ['Query', 'Execute']]);
|
|
|
|
while ($process = DBA::fetch($processes)) {
|
|
$parts = explode(' ', $process['info']);
|
|
if (in_array(strtolower(array_shift($parts)), ['alter', 'create', 'drop', 'rename'])) {
|
|
$isUpdate = true;
|
|
}
|
|
}
|
|
|
|
DBA::close($processes);
|
|
|
|
return $isUpdate;
|
|
}
|
|
}
|