142 lines
4.6 KiB
PHP
142 lines
4.6 KiB
PHP
<?php
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namespace TYPO3\CMS\Install\Updates;
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/*
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* This file is part of the TYPO3 CMS project.
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*
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* It is free software; you can redistribute it and/or modify it under
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* the terms of the GNU General Public License, either version 2
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* of the License, or any later version.
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*
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* For the full copyright and license information, please read the
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* LICENSE.txt file that was distributed with this source code.
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*
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* The TYPO3 project - inspiring people to share!
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*/
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use TYPO3\CMS\Core\Database\ConnectionPool;
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use TYPO3\CMS\Core\Utility\GeneralUtility;
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/**
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* Migrate the field 'section_frame' for all content elements to 'frame_class'
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* @internal This class is only meant to be used within EXT:install and is not part of the TYPO3 Core API.
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*/
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class SectionFrameToFrameClassUpdate implements UpgradeWizardInterface
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{
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/**
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* @return string Unique identifier of this updater
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*/
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public function getIdentifier(): string
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{
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return 'sectionFrameToFrameClassUpdate';
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}
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/**
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* @return string Title of this updater
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*/
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public function getTitle(): string
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{
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return 'Migrate the field "section_frame" for all content elements to "frame_class"';
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}
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/**
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* @return string Longer description of this updater
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*/
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public function getDescription(): string
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{
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return 'Section frames were used to control the wrapping of each content element in the frontend '
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. 'output, stored as integers in the database. To get rid of a nessesary mapping of those values we '
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. 'are now storing strings you can easily adjust that will simply passed to the rendering.';
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}
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/**
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* Checks if an update is needed
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*
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* @return bool Whether an update is needed (TRUE) or not (FALSE)
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*/
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public function updateNecessary(): bool
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{
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$connection = GeneralUtility::makeInstance(ConnectionPool::class)->getConnectionForTable('tt_content');
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$tableColumns = $connection->getSchemaManager()->listTableColumns('tt_content');
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// Only proceed if section_frame field still exists
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if (!isset($tableColumns['section_frame'])) {
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return false;
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}
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$queryBuilder = GeneralUtility::makeInstance(ConnectionPool::class)->getQueryBuilderForTable('tt_content');
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$queryBuilder->getRestrictions()->removeAll();
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$elementCount = $queryBuilder->count('uid')
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->from('tt_content')
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->where(
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$queryBuilder->expr()->gt('section_frame', 0)
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)
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->execute()
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->fetchColumn(0);
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return (bool)$elementCount;
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}
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/**
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* @return string[] All new fields and tables must exist
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*/
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public function getPrerequisites(): array
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{
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return [
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DatabaseUpdatedPrerequisite::class
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];
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}
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/**
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* Performs the database update
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*
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* @return bool
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*/
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public function executeUpdate(): bool
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{
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$connection = GeneralUtility::makeInstance(ConnectionPool::class)->getConnectionForTable('tt_content');
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$queryBuilder = $connection->createQueryBuilder();
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$queryBuilder->getRestrictions()->removeAll();
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$statement = $queryBuilder->select('uid', 'section_frame')
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->from('tt_content')
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->where(
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$queryBuilder->expr()->gt('section_frame', 0)
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)
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->execute();
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while ($record = $statement->fetch()) {
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$queryBuilder = $connection->createQueryBuilder();
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$queryBuilder->update('tt_content')
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->where(
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$queryBuilder->expr()->eq(
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'uid',
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$queryBuilder->createNamedParameter($record['uid'], \PDO::PARAM_INT)
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)
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)
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->set('section_frame', 0, false)
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->set('frame_class', $this->mapSectionFrame($record['section_frame']));
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$queryBuilder->execute();
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}
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return true;
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}
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/**
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* Map the old to the new values
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*
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* @param int $sectionFrame The content of the FlexForm
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* @return string The equivalent value frame_class
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*/
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protected function mapSectionFrame($sectionFrame)
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{
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$mapping = [
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0 => 'default',
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5 => 'ruler-before',
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6 => 'ruler-after',
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10 => 'indent',
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11 => 'indent-left',
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12 => 'indent-right',
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66 => 'none'
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];
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if (array_key_exists($sectionFrame, $mapping)) {
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return $mapping[$sectionFrame];
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}
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return 'custom-' . (int)$sectionFrame;
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}
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}
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