217 lines
8.0 KiB
PHP
217 lines
8.0 KiB
PHP
<?php
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/**
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* ---------------------------------------------------------------------
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* GLPI - Gestionnaire Libre de Parc Informatique
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* Copyright (C) 2015-2020 Teclib' and contributors.
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*
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* http://glpi-project.org
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*
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* based on GLPI - Gestionnaire Libre de Parc Informatique
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* Copyright (C) 2003-2014 by the INDEPNET Development Team.
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*
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* ---------------------------------------------------------------------
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*
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* LICENSE
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*
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* This file is part of GLPI.
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*
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* GLPI is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* GLPI 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 General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GLPI. If not, see <http://www.gnu.org/licenses/>.
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* ---------------------------------------------------------------------
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*/
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namespace Glpi\Console\Migration;
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if (!defined('GLPI_ROOT')) {
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die("Sorry. You can't access this file directly");
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}
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use Glpi\Console\AbstractCommand;
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use Symfony\Component\Console\Helper\ProgressBar;
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use Symfony\Component\Console\Input\InputInterface;
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use Symfony\Component\Console\Output\OutputInterface;
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use Symfony\Component\Console\Question\ConfirmationQuestion;
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class TimestampsCommand extends AbstractCommand {
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protected function configure() {
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parent::configure();
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$this->setName('glpi:migration:timestamps');
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$this->setDescription(__('Convert "datetime" fields to "timestamp" to use timezones.'));
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}
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protected function execute(InputInterface $input, OutputInterface $output) {
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//convert db
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// we are going to update datetime, date and time (?) types to timestamp type
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$tbl_iterator = $this->db->request([
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'SELECT' => ['information_schema.columns.table_name as TABLE_NAME'],
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'DISTINCT' => true,
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'FROM' => 'information_schema.columns',
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'INNER JOIN' => [
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'information_schema.tables' => [
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'ON' => [
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'information_schema.tables.table_name',
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'information_schema.columns.table_name', [
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'AND' => ['information_schema.tables.table_type' => 'BASE TABLE']
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]
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]
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]
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],
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'WHERE' => [
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'information_schema.columns.table_schema' => $this->db->dbdefault,
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'information_schema.columns.data_type' => 'datetime'
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],
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'ORDER' => [
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'information_schema.columns.table_name'
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]
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]);
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$output->writeln(
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sprintf(
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'<info>' . __('Found %s table(s) requiring migration.') . '</info>',
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$tbl_iterator->count()
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)
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);
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if ($tbl_iterator->count() === 0) {
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$output->writeln('<info>' . __('No migration needed.') . '</info>');
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return 0; // Success
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}
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if (!$input->getOption('no-interaction')) {
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// Ask for confirmation (unless --no-interaction)
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/** @var \Symfony\Component\Console\Helper\QuestionHelper $question_helper */
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$question_helper = $this->getHelper('question');
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$run = $question_helper->ask(
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$input,
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$output,
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new ConfirmationQuestion(__('Do you want to continue ?') . ' [Yes/no]', true)
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);
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if (!$run) {
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$output->writeln(
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'<comment>' . __('Migration aborted.') . '</comment>',
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OutputInterface::VERBOSITY_VERBOSE
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);
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return 0;
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}
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}
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$progress_bar = new ProgressBar($output, $tbl_iterator->count());
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$progress_bar->start();
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while ($table = $tbl_iterator->next()) {
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$progress_bar->advance(1);
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$tablealter = ''; // init by default
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// get accurate info from information_schema to perform correct alter
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$col_iterator = $this->db->request([
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'SELECT' => [
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'table_name AS TABLE_NAME',
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'column_name AS COLUMN_NAME',
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'column_default AS COLUMN_DEFAULT',
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'column_comment AS COLUMN_COMMENT',
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'is_nullable AS IS_NULLABLE',
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],
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'FROM' => 'information_schema.columns',
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'WHERE' => [
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'table_schema' => $this->db->dbdefault,
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'table_name' => $table['TABLE_NAME'],
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'data_type' => 'datetime'
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]
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]);
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while ($column = $col_iterator->next()) {
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$nullable = false;
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$default = null;
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//check if nullable
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if ('YES' === $column['IS_NULLABLE']) {
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$nullable = true;
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}
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//guess default value
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if (is_null($column['COLUMN_DEFAULT']) && !$nullable) { // no default
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$default = null;
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} else if ((is_null($column['COLUMN_DEFAULT']) || strtoupper($column['COLUMN_DEFAULT']) == 'NULL') && $nullable) {
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$default = "NULL";
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} else if (!is_null($column['COLUMN_DEFAULT']) && strtoupper($column['COLUMN_DEFAULT']) != 'NULL') {
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if ($column['COLUMN_DEFAULT'] < '1970-01-01 00:00:01') {
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// Prevent default value to be out of range (lower to min possible value)
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$defaultDate = new \DateTime('1970-01-01 00:00:01', new \DateTimeZone('UTC'));
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$defaultDate->setTimezone(new \DateTimeZone(date_default_timezone_get()));
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$default = $defaultDate->format("Y-m-d H:i:s");
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} else if ($column['COLUMN_DEFAULT'] > '2038-01-19 03:14:07') {
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// Prevent default value to be out of range (greater to max possible value)
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$defaultDate = new \DateTime('2038-01-19 03:14:07', new \DateTimeZone('UTC'));
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$defaultDate->setTimezone(new \DateTimeZone(date_default_timezone_get()));
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$default = $defaultDate->format("Y-m-d H:i:s");
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} else {
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$default = $column['COLUMN_DEFAULT'];
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}
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}
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//build alter
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$tablealter .= "\n\t MODIFY COLUMN ".$this->db->quoteName($column['COLUMN_NAME'])." TIMESTAMP";
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if ($nullable) {
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$tablealter .= " NULL";
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} else {
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$tablealter .= " NOT NULL";
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}
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if ($default !== null) {
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if ($default !== 'NULL') {
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$default = "'" . $this->db->escape($default) . "'";
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}
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$tablealter .= " DEFAULT $default";
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}
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if ($column['COLUMN_COMMENT'] != '') {
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$tablealter .= " COMMENT '".$this->db->escape($column['COLUMN_COMMENT'])."'";
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}
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$tablealter .= ",";
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}
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$tablealter = rtrim($tablealter, ",");
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// apply alter to table
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$query = "ALTER TABLE " . $this->db->quoteName($table['TABLE_NAME']) . " " . $tablealter.";\n";
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$this->writelnOutputWithProgressBar(
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'<comment>' . sprintf(__('Running %s'), $query) . '</comment>',
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$progress_bar,
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OutputInterface::VERBOSITY_VERBOSE
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);
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$result = $this->db->query($query);
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if (false === $result) {
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$message = sprintf(
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__('Update of `%s` failed with message "(%s) %s".'),
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$table['TABLE_NAME'],
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$this->db->errno(),
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$this->db->error()
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);
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$this->writelnOutputWithProgressBar(
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'<error>' . $message . '</error>',
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$progress_bar,
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OutputInterface::VERBOSITY_QUIET
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);
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}
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}
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$progress_bar->finish();
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$this->output->write(PHP_EOL);
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$output->writeln('<info>' . __('Migration done.') . '</info>');
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return 0; // Success
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}
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}
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