TYPO3 12 support

[fnagel]

Update extension for TYPO3 CMS 12 LTS.

Release is planned for end of this summer. Hopefully. Any help is appreciated!

WIP Branch: https://github.com/fnagel/t3extblog/tree/typo3-12

References

• https://get.typo3.org/release-notes/12.0.0
• https://docs.typo3.org/c/typo3/cms-core/main/en-us/Changelog-12.html
• https://notes.typo3.org/s/EjM2zA7Dr

ToDo

• [x] Apply rector
• [x] Apply PHP CS fixer
• [x] Fix PHP MD issues
• [x] Extension scanner
• [x] General adjustments for TYPO3 12
• [x] Adjust TCA
• [x] Update BE module registration
• [x] Fix @todo comments
• [x] Fix dependency injection
• [x] Replace signal / slot
  • https://docs.typo3.org/c/typo3/cms-core/12.4/en-us/Changelog/10.0/Feature-88770-PSR-14BasedEventDispatcher.html
  • https://docs.typo3.org/m/typo3/reference-coreapi/12.4/en-us/ApiOverview/Events/EventDispatcher/Index.html
• [x] Sending emails after comment submit does not work
• [x] Subscribe links broken
• [x] Cache clear after comment submit does not work (flash message is cached)
• [x] Send mails when approving a comment from TYPO3 record edit view
• [x] Fix RSS rendering
• [x] Dashboard widgets are broken
  • [x] Update registration
  • [x] Fix button URLs
  • [x] Fix rendering
• [x] Rebase onto master
• [x] Fix issues with localization
• [x] Test for pagination issue: https://github.com/fnagel/t3extblog/issues/219
• [x] Testing (https://github.com/fnagel/t3extblog/blob/master/Documentation/DeveloperGuide/Index.rst?plain=1#L138)
• [x] Testing (localization)

[fnagel]

Current version works as expected according to my tests. Any help testing before the upcoming release would be appreciated!

[fnagel]

Version 8.0.0 with support for TYPO3 12 has been released: https://github.com/fnagel/t3extblog/releases/tag/8.0.0