This event is signaled by dokuwiki\Ui\Editor::show()¹⁾ when an edit form is shown, handlers can use it to provide own edit forms for special content. The whole form can be changed in FORM_EDIT_OUTPUT.

• $data['wr']: Whether the page is writable
• $data['form']:
  • The dokuwiki\Form\Form object for the edit form. See refactor2021 for fallback code for the Form update.
• $data['media_manager']: Whether the no-JavaScript fallback media manager link should be shown
• $data['intro_locale']: The locale name of the intro page; Unset this for hiding the intro text

• Code related to this event used in any DokuWiki files, plugins and templates
• Action Plugins
• Events
• FORM_EDIT_OUTPUT maybe used to postprocess the resulting edit form