A Week in Core – August 30, 2021

Welcome back to a new issue of Week in CoreCore Core is the set of software required to run WordPress. The Core Development Team builds WordPress.. Let’s take a look at what changed on TracTrac An open source project by Edgewall Software that serves as a bug tracker and project management tool for WordPress. between August 23 and August 30, 2021.

  • 33 commits
  • 34 contributors
  • 63 tickets created
  • 11 tickets reopened
  • 49 tickets closed

The Core team is currently working on the next point (5.8.1) and major (5.9) releases.

Ticketticket Created for both bug reports and feature development on the bug tracker. numbers are based on the Trac timeline for the period above. The following is a summary of commits, organized by component and/or focus.

Code changes


  • Remove a misleading pointer cursor from list items in the adminadmin (and super admin) menu – #51551

Build/Test Tools

  • Install the Composer package dependencies within the Docker environment as part of the local development environment installation and testing processes – #53945
  • Preserve text within backticks in SlackSlack Slack is a Collaborative Group Chat Platform https://slack.com/. The WordPress community has its own Slack Channel at https://make.wordpress.org/chat/. notifications – #52644
  • Remove shell: bash from PHPUnit test workflow – #53363
  • Remove shell: bash from code coverage workflow – #53363
  • Use list format when defining environment variables in Docker compose file – #53820
  • Remove css/dist in grunt clean command – #53719
  • Improve bootstrap error message for when ABSPATH folder does not exist
  • Move wp_list_filter() tests to their own file – #53363, #53987
  • Move wp_list_pluck() tests to their own file – #53363, #53987
  • Move wp_list_sort() tests to their own file – #53363, #53987
  • Remove duplicate wp_list_pluck() tests – #53363, #53987
  • Rename the test file and class for wp_filter_object_list() tests – #53363, #53987

Coding Standards

  • Add missing visibility keywords for wp_filter_object_list() and wp_list_pluck() tests – #53363, #53987
  • Fix WPCSWPCS The collection of PHP_CodeSniffer rules (sniffs) used to format and validate PHP code developed for WordPress according to the WordPress Coding Standards. May also be an acronym referring to the Accessibility, PHP, JavaScript, CSS, HTML, etc. coding standards as published in the WordPress Coding Standards Handbook. issue in [51682]#54030
  • Fix indentation and remove ignore annotation in wp_privacy_send_personal_data_export_email()#53359
  • Make ignore annotation more specific in WP_Site_Health_Auto_Updates::test_vcs_abspath()#53359
  • Remove redundant ignore annotation in populate_options()#53359
  • Update the config for WordPress.PHP.FileName in PHPCSPHP Code Sniffer PHP Code Sniffer, a popular tool for analyzing code quality. The WordPress Coding Standards rely on PHPCS. ruleset – #53359
  • Update the config for WordPress.PHP.NoSilencedErrors in PHPCS ruleset – #53359
  • Use static closures when not using $this#53359
  • Pass correct default value to http_build_query() in WP_Sitemaps_Provider::get_sitemap_url()#53635


  • Prevent collapsing expanded panel/section/control when Esc is pressed on a blockBlock Block is the abstract term used to describe units of markup that, composed together, form the content or layout of a webpage using the WordPress editor. The idea combines concepts of what in the past may have achieved with shortcodes, custom HTML, and embed discovery into a single consistent API and user experience. editor instance – #54030
  • Respect prefers-reduced-motion media query in CustomizerCustomizer Tool built into WordPress core that hooks into most modern themes. You can use it to preview and modify many of your site’s appearance settings. animations – #53542


  • Add missing @since tagtag A directory in Subversion. WordPress uses tags to store a single snapshot of a version (3.6, 3.6.1, etc.), the common convention of tags in version control systems. (Not to be confused with post tags.) for the $check_signatures parameter of WP_Upgrader::run()#53399
  • Clarify a comment in WP_Upgrader::run()#53399


  • Ensure block attribute serialization in PHPPHP The web scripting language in which WordPress is primarily architected. WordPress requires PHP 5.6.20 or higher matches the JavaScriptJavaScript JavaScript or JS is an object-oriented computer programming language commonly used to create interactive effects within web browsers. WordPress makes extensive use of JS for a better user experience. While PHP is executed on the server, JS executes within a user’s browser. https://www.javascript.com/. equivalent – #53936

Filesystem APIAPI An API or Application Programming Interface is a software intermediary that allows programs to interact with each other and share data in limited, clearly defined ways.

  • Make sure to only call fread() on non-empty files in PclZip::privAddFile()#54036


  • Fix wp_unique_filename() to check for name collisions with all alternate file names when an image may be converted after uploading. This includes possible collinions with pre-existing images whose sub-sizes/thumbnails are regenerated – #53668


  • Save display locations for new menus – #53877


  • Display a message on Plugins list table if a pluginPlugin A plugin is a piece of software containing a group of functions that can be added to a WordPress website. They can extend functionality or add new features to your WordPress websites. WordPress plugins are written in the PHP programming language and integrate seamlessly with WordPress. These can be free in the WordPress.org Plugin Directory https://wordpress.org/plugins/ or can be cost-based plugin from a third-party requires a higher version of PHP or WordPress – #53990

REST APIREST API The REST API is an acronym for the RESTful Application Program Interface (API) that uses HTTP requests to GET, PUT, POST and DELETE data. It is how the front end of an application (think “phone app” or “website”) can communicate with the data store (think “database” or “file system”) https://developer.wordpress.org/rest-api/.

  • Correct the description for the last_updated property in the block-directory endpoint – #53595


  • Correct the inline docsinline docs (phpdoc, docblock, xref) for the wp_kses_allowed_html filterFilter Filters are one of the two types of Hooks https://codex.wordpress.org/Plugin_API/Hooks. They provide a way for functions to modify data of other functions. They are the counterpart to Actions. Unlike Actions, filters are meant to work in an isolated manner, and should never have side effects such as affecting global variables and output.#53597


  • Provide a CSSCSS Cascading Style Sheets. custom property for the admin bar height – #52623


Thanks to the 34 people who contributed to WordPress Core on Trac last week: @jrf (10), @hellofromTonya (8), @SergeyBiryukov (6), @desrosj (5), @johnbillion (3), @dlh (2), @azaozz (2), @netweb (2), @sabernhardt (1), @pbearne (1), @swissspidy (1), @youknowriad (1), @nico23 (1), @ocean90 (1), @pbrearne (1), @timothyblynjacobs (1), @kevinfodness (1), @peterwilsoncc (1), @mikeschroder (1), @mamaduka (1), @TacoVerdo (1), @zieladam (1), @isabel_brison (1), @kevin940726 (1), @earnjam (1), @gwwar (1), @opurockey (1), @ryelle (1), @kurudrive (1), @circlecube (1), @DavidAnderson (1), @mukesh27 (1), @andraganescu (1), and @ianmjones (1).

Congrats and welcome to our 2 new contributors of the week! @kevinfodness and @kurudrive ♥️

Core committers: @sergeybiryukov (12), @hellofromtonya (7), @desrosj (5), @johnbillion (4), @peterwilsoncc (2), @mikeschroder (1), @ryelle (1), and @azaozz (1).

#5-8-1, #5-9, #core, #week-in-core