Two Weeks in Core – August 14, 2023

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 July 31 and August 14, 2023.

  • 40 commits
  • 50 contributors
  • 164 tickets created
  • 15 tickets reopened
  • 138 tickets closed

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

Build/Test Tools

  • Bump the required versions of Node.js and npm – #56658
  • Correct two @covers annotations to use the recommended pattern – #59069
  • Update 3rd-party GitHubGitHub GitHub is a website that offers online implementation of git repositories that can easily be shared, copied and modified by other developers. Public repositories are free to host, private repositories require a paid subscription. GitHub introduced the concept of the ‘pull request’ where code changes done in branches by contributors can be reviewed and discussed before being merged be the repository owner. Actions – #58867
  • Update all build tool related dependencies – #58863
  • Update the README file to reflect new Node.js/npm versions – #59071, #56658
  • revert downgrade of uuid – #58623
  • Fix leakage in WP_List_Table tests – #58955, #58896

Code Modernization

  • Deprecate dynamic properties in WP_List_Table magic methods – #58896, #56034
  • Deprecate dynamic properties in WP_Text_Diff_Renderer_Table magic methods – #58898, #56034
  • Deprecate dynamic properties in WP_User_Query magic methods – #58897, #56034
  • Use “declare” in WP_List_Table magic methods deprecation message – #58896

Coding Standards

  • Bring more consistency to Last-Modified and ETag checks – #58831
  • Rewrite loose comparison in wp_list_categories()#58831
  • Use instanceof keyword instead of the is_a() function – #58943
  • Use strict comparison in wp-admin/includes/class-wp-importer.php#58831
  • Use strict comparison in wp-includes/class-wp-image-editor.php#58831
  • Use strict comparison in wp-includes/class-wp.php#58831
  • Use strict comparison in wp-includes/cron.php#58831
  • Use strict comparison in wp-includes/kses.php#58831
  • Use strict comparison in wp-includes/revision.php#58831


  • Correct duplicate hook reference for wp_min_priority_img_pixels#59067
  • Remove @see references for SimplePie classes – #59030


  • Only exclude auto-generated 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. files from coding standards checks – #50010
  • Simplify usage of block_has_support() function by supporting a string – #58532


  • Modernize wp-embed script with removal of obsolete IE10/IE11 code and support for WP 4.4 and below – #58974


  • Suppress console errors from sessionStorage usage in sandboxed post embed iframeiframe iFrame is an acronym for an inline frame. An iFrame is used inside a webpage to load another HTML document and render it. This HTML document may also contain JavaScript and/or CSS which is loaded at the time when iframe tag is parsed by the user’s browser.#58978, #58472

External Libraries

  • Update Backbone.js to version 1.5.0#58930
  • Update imagesLoaded to version 5.0.0#56731
  • Update the whatwg-fetch polyfill library – #59066

HTMLHTML HyperText Markup Language. The semantic scripting language primarily used for outputting content in web browsers. 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.

  • Add support for BUTTON element – #58961
  • Adjust code styling to GutenbergGutenberg The Gutenberg project is the new Editor Interface for WordPress. The editor improves the process and experience of creating new content, making writing rich content much simpler. It uses ‘blocks’ to add richness rather than shortcodes, custom HTML etc.’s linter’s preferences – #58918
  • Fix missing * for docblockdocblock (phpdoc, xref, inline docs)#58918. – #59010


  • Simplify logic in wp_get_loading_optimization_attributes()#58891

Options, MetaMeta Meta is a term that refers to the inside workings of a group. For us, this is the team that works on internal WordPress sites like WordCamp Central and Make WordPress. APIs

  • Expand $autoload parameter documentation – #58963

Script Loader

  • Use defer loading strategy for wp-embed script and move to head (in block themes) – #58931

Site Health

  • Use PHP_SAPI constant instead of the php_sapi_name() function – #58942


  • Avoid unnecessary check whether parent template file exists when not using a child themeChild theme A Child Theme is a customized theme based upon a Parent Theme. It’s considered best practice to create a child theme if you want to modify the CSS of your theme.
  • add wp_get_theme_data_template_parts function – #59003


  • Update $_old_files for 6.3 – #58994


  • Correct the logic for switch_to_blog() in WP_User_Query::generate_cache_key()#59011


Thanks to the 50 people who contributed to WordPress Core on Trac last week:

@sergeybiryukov (13), @aristath (7), @rajinsharwar (7), @afercia (7), @poena (7), @costdev (6), @jrf (5), @antonvlasenko (5), @hellofromTonya (5), @mukesh27 (5), @audrasjb (5), @peterwilsoncc (4), @swissspidy (4), @desrosj (4), @hareesh-pillai (3), @ayeshrajans (3), @dmsnell (3), @flixos90 (3), @westonruter (3), @markjaquith (3), @oglekler (3), @jeffpaul (3), @thekt12 (2), @nihar007 (2), @nazsabuz (1), @arnedb (1), @Hareesh (1), @spacedmonkey (1), @Pillai (1), @JeffPaul (1), @joemcgill (1), @davidbaumwald (1), @crstauf (1), @kevin940726 (1), @khokansardar (1), @Rahe (1), @adamsilverstein (1), @valmedia2023 (1), @dantovbein (1), @hbhalodia (1), @tmatsuur (1), @felixarntz (1), @gziolo (1), @ahmedgeek (1), @dd32 (1), @austinginder (1), @RavanH (1), @lopo (1), @youknowriad (1), and @rmccue (1).

Congrats and welcome to our 5 new contributors of the week: @nazsabuz, @arnedb, @valmedia2023, @dantovbein, @ahmedgeek ♥️

Core committers: @sergeybiryukov (14), @desrosj (7), @hellofromtonya (5), @flixos90 (4), @westonruter (3), @bernhard-reiter (2), @johnbillion (1), @oandregal (1), @jorbin (1), @davidbaumwald (1), and @isabel_brison (1).

#6-3, #6-4, #core, #week-in-core