Feature: #89733 - New PSR-14 events for existing Signal Slots in Core Extension¶
See forge#89733
Description¶
PSR-14 EventDispatching allows for TYPO3 Extensions or PHP packages to extend TYPO3 Core functionality in an exchangeable way.
The following new PSR-14 events have been introduced:
\TYPO3\CMS\ Backend\ Authentication\ Event\ Switch User Event \TYPO3\CMS\ Backend\ Backend\ Event\ System Information Toolbar Collector Event \TYPO3\CMS\ Backend\ Controller\ Event\ Before Form Engine Page Initialized Event \TYPO3\CMS\ Backend\ Controller\ Event\ After Form Engine Page Initialized Event \TYPO3\CMS\ Backend\ Login Provider\ Event\ Modify Page Layout On Login Provider Selection Event \TYPO3\CMS\ Core\ Imaging\ Event\ Modify Icon For Resource Properties Event \TYPO3\CMS\ Core\ Data Handling\ Event\ Is Table Excluded From Reference Index Event \TYPO3\CMS\ Core\ Data Handling\ Event\ Append Link Handler Elements Event \TYPO3\CMS\ Core\ Configuration\ Event\ After Tca Compilation Event \TYPO3\CMS\ Core\ Database\ Event\ Alter Table Definition Statements Event \TYPO3\CMS\ Core\ Tree\ Event\ Modify Tree Data Event \TYPO3\CMS\ Core\ Configuration\ Event\ Modify Loaded Page Ts Config Event \TYPO3\CMS\ Impexp\ Event\ Before Import Event \TYPO3\CMS\ Install\ Service\ Event\ Modify Language Pack Remote Base Url Event \TYPO3\CMS\ Linkvalidator\ Event\ Before Record Is Analyzed Event \TYPO3\CMS\ Seo\ Event\ Modify Url For Canonical Tag Event \TYPO3\CMS\ Workspaces\ Event\ After Compiled Cacheable Data For Workspace Event \TYPO3\CMS\ Workspaces\ Event\ After Data Generated For Workspace Event \TYPO3\CMS\ Workspaces\ Event\ Get Versioned Data Event \TYPO3\CMS\ Workspaces\ Event\ Sort Versioned Data Event
They replace the existing Extbase-based Signal Slots
TYPO3\CMS\ Backend\ Backend\ Toolbar Items\ System Information Toolbar Item:: get System Information TYPO3\CMS\ Backend\ Backend\ Toolbar Items\ System Information Toolbar Item:: load Messages TYPO3\CMS\ Backend\ Login Provider\ Username Password Login Provider:: get Page Renderer TYPO3\CMS\ Backend\ Controller\ Edit Document Controller:: pre Init After TYPO3\CMS\ Backend\ Controller\ Edit Document Controller:: init After TYPO3\CMS\ Backend\ Utility\ Backend Utility:: get Pages TSconfig Pre Include TYPO3\CMS\ Beuser\ Controller\ Backend User Controller:: switch User TYPO3\CMS\ Core\ Database\ Soft Reference Index:: set Typo Link Parts Element TYPO3\CMS\ Core\ Database\ Reference Index:: should Exclude Table From Reference Index TYPO3\CMS\ Core\ Imaging\ Icon Factory:: build Icon For Resource Signal TYPO3\CMS\ Core\ Tree\ Table Configuration\ Database Tree Data Provider:: Post Process Tree Data TYPO3\CMS\ Core\ Utility\ Extension Management Utility:: tca Is Being Built TYPO3\CMS\ Impexp\ Utility\ Import Export Utility:: after Import Export Initialisation TYPO3\CMS\ Install\ Service\ Sql Expected Schema Service:: tables Definition Is Being Built TYPO3\CMS\ Lang\ Service\ Translation Service:: post Process Mirror Url TYPO3\CMS\ Linkvalidator\ Link Analyzer:: before Analyze Record TYPO3\CMS\ Seo\ Canonical\ Canonical Generator:: before Generating Canonical TYPO3\CMS\ Workspaces\ Service\ Grid Data Service:: SIGNAL_ Generate Data Array_ Before Caching TYPO3\CMS\ Workspaces\ Service\ Grid Data Service:: SIGNAL_ Generate Data Array_ Post Processs TYPO3\CMS\ Workspaces\ Service\ Grid Data Service:: SIGNAL_ Get Data Array_ Post Processs TYPO3\CMS\ Workspaces\ Service\ Grid Data Service:: SIGNAL_ Sort Data Array_ Post Processs
Impact¶
It is now possible to add listeners to the new PSR-14 Events which define a clear API what can be read or modified.
The listeners can be added to the Configuration/ as
it is done in TYPO3's shipped extensions as well.