TYPO3 Updates

Talk about TYPO3 updates at TYPO3 user group Munich 2023. 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

• https://daniel-siepmann.de/typo3-update.html#easeUpdatesInTheFuture
• https://packagist.org/packages/staabm/phpstan-todo-by
• Write automated tests (functional and end to end)

Concrete example

• Reuter v12

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

Additional sources

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