Avoid calling missing get_current_screen function #11721
Merged
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Description
The
get_current_screenfunction is documented to not always be defined even whenis_adminreturnstrue. We've encountered a case like this with Gutenberg on WordPress.com whereis_gutenberg_pageincorrectly assumesget_current_screenexists.Let's update
is_gutenberg_pageto check ifget_current_screenexists.How has this been tested?
ms_site_checkthat triggerswp_enqueue_scriptsbefore exiting and encountered the Call to undefined function get_current_screen() fatal.Checklist: