TYPO3 Updates

Talk about TYPO3 updates at TYPO3 user group Rhine Ruhr 2024. There are no slides, this is a collection of all the sources.

I'll go over the sources and show some parts hands on on real world project.

Update vs. Upgrade

See: https://daniel-siepmann.de/typo3-update.html#updateVsUpgrade

• Prepare project setup ( https://daniel-siepmann.de/typo3-update.html#properSetup )
• Do the update ( https://daniel-siepmann.de/typo3-update.html#theUpdate )

Tooling

• Rector
• Automated tests
• PHPStan
• Crawl frontend URLs and check TYPO3 log
• Compare frontend output

Ease updates for the future

• Follow TYPO3 commits
• Follow TYPO3 blogs, e.g.
  • https://usetypo3.com/
  • https://brotkrueml.dev/what-you-can-do-today-to-ease-the-upgrade-to-typo3-v13/
  • https://www.sebkln.de/en/news/upgrade-typo3-v12/
  • https://daniel-siepmann.de/typo3-update.html#easeUpdatesInTheFuture
• https://packagist.org/packages/staabm/phpstan-todo-by
• Decouple from dependencies
  • Book https://leanpub.com/web-application-architecture/ from https://matthiasnoback.nl/
• Write automated tests (functional and end to end)
• Contribute back
  • Create issues
  • Share patches

Concrete example

• Reuter v12
• https://github.com/werkraum-media/events

Sources

Own sources

• https://daniel-siepmann.de/typo3-update.html
• https://daniel-siepmann.de/prepare-legacy-code-for-upcoming-typo3-versions.html
• https://daniel-siepmann.de/typo3-composer-best-practices.html
• https://daniel-siepmann.de/auto-migrate-php-code-via-configuration.html
• https://daniel-siepmann.de/posts/2017/using-php-codesniffer-for-automated-code-migrations.html prior rector

Official sources

• https://docs.typo3.org/c/typo3/cms-core/main/en-us/Index.html
• https://docs.typo3.org/Home/UpgradingTYPO3.html

Community sources

• https://packagist.org/packages/ichhabrecht/core-upgrader
  • https://github.com/IchHabRecht/core_upgrader/network
• https://packagist.org/packages/ssch/typo3-rector
• https://github.com/lolli42/dbdoctor
• https://github.com/peter-neumann-dev/ddev-cms-upgrader
• https://github.com/ElementareTeilchen/upgrader
• https://packagist.org/packages/saschaegerer/phpstan-typo3
• https://github.com/Tuurlijk/typo3scan

Additional sources

• https://packagist.org/packages/staabm/phpstan-todo-by