Week in Core, November 23 – 29, 2016

Welcome back the latest issue of Week in CoreCore Core is the set of software required to run WordPress. The Core Development Team builds WordPress., covering changes [39341-39379]. Here are the highlights:

  • 39 commits
  • 30 contributors
  • 81 tickets created
  • 3 tickets reopened
  • 31 tickets closed

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

Code Changes

Build/Test Tools

  • Build: Remove fsevents from npm-shrinkwrap.jsonJSON JSON, or JavaScript Object Notation, is a minimal, readable format for structuring data. It is used primarily to transmit data between a server and web application, as an alternative to XML. [39368] #38657
  • Add an extra WP_Error assertion when testing a valid user activation key. This provides a better failure message if the assertion does fail. [39364] #38716
  • When testing the output of wp_list_pages(), use a known and fixed date for each post so the tests don’t fail when the date changes between the beginning and end of a test. [39363] #38688
  • GitGit Git is a free and open source distributed version control system designed to handle everything from small to very large projects with speed and efficiency. Git is easy to learn and has a tiny footprint with lightning fast performance. Most modern plugin and theme development is being done with this version control system. https://git-scm.com/.: Prevent untracked files from being ignored by git in bundled themes. [39362] #27207, #38779
  • Add npm-shrinkwrap.json to 4.7. [39358] #38657

Bundled Theme

  • Twenty Seventeen: Add textdomain for starter content attachment titles. [39374-39373] #38981
  • Twenty Seventeen: Ensure edit button label displays properly in other languages [39341] #38876


  • Fix regressionregression A software bug that breaks or degrades something that previously worked. Regressions are often treated as critical bugs or blockers. Recent regressions may be given higher priorities. A "3.6 regression" would be a bug in 3.6 that worked as intended in 3.5. in ability to hide fields for advanced menu properties in nav menu item controls. [39379-39378] #34391, #38952
  • Fix regression in ability to create submenus for nav menus via drag and drop. [39377-39376] #34391, #38948
  • Fix logic for previewing the URLURL A specific web address of a website or web page on the Internet, such as a website’s URL www.wordpress.org for nav_menu_item settings for terms and post type archives. [39365] #38114, #38945
  • Refactor logic for updating custom_css posts by introducing wp_update_custom_css_post() function and renaming update 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.. [39350] #35395, #38672
  • Clean up docs and code style for customize changes in 4.7. [39345] #37770, #38908


  • Correctly remove security attribute from iframes in IE 10 and IE 11. [39347] #38694


  • Git: Ignore patchpatch A special text file that describes changes to code, by identifying the files and lines which are added, removed, and altered. It may also be referred to as a diff. A patch can be applied to a codebase for testing. related files, so they can’t be accidentally committed. [39361] #38727
  • SVNSVN Subversion, the popular version control system (VCS) by the Apache project, used by WordPress to manage changes to its codebase.: Ignore patch related files, so they can’t be accidentally committed. [39360] #38727
  • Docs: Add a missing changelog entry for the point where the $tagnames parameter was added to get_shortcode_regex(). [39351] #38914


  • Trunktrunk A directory in Subversion containing the latest development code in preparation for the next major release cycle. If you are running "trunk", then you are on the latest revision. is now 4.8-alpha. [39357]
  • Branchbranch A directory in Subversion. WordPress uses branches to store the latest development code for each major release (3.9, 4.0, etc.). Branches are then updated with code for any minor releases of that branch. Sometimes, a major version of WordPress and its minor versions are collectively referred to as a "branch", such as "the 4.0 branch". 4.7. [39356]
  • Post-4.7 RC1 bump. [39355]


  • WP_Hook: Re-initialize any actions added directly to $wp_filter by advanced-cache.php. [39370-39369] #38929

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/.

  • Add test for creating a comment with an invalidinvalid A resolution on the bug tracker (and generally common in software development, sometimes also notabug) that indicates the ticket is not a bug, is a support request, or is generally invalid. post ID. [39375] #38816, #38991
  • Add tests for empty or “no-op” updates. [39371] #38700, #38975
  • Special case the “standard” post format to always be allowed. [39353] #38916
  • Allow unsetting a post’s password. [39352] #38919
  • Add support for comments of password-protected posts. [39349] #38692
  • Always fire the rest_insert_* actions after the related object is updated or inserted. [39348] #38905
  • Make JSJS JavaScript, a web scripting language typically executed in the browser. Often used for advanced user interfaces and behaviors. Client store schema in session storage. [39344] #38895
  • Allow unsetting of page templates in update requests. [39343] #38877
  • Update “resource” strings to use the appropriate nouns. [39342] #38811


  • Fix logic for previewing the URL for nav_menu_item settings for terms and post type archives. [39366] #38114, #38945
  • Theme starter content: Add support for featured images and page templates. [39346] #38615


  • Fix the styling of notices generated by the editor UIUI User interface. [39367] #38917

Thanks to @mor10, @adamsilverstein, @afercia, @azaozz, @celloexpressions, @danielbachhuber, @davidakennedy, @dd32, @delawski, @DrewAPicture, @flixos90, @georgestephanis, @helen, @iseulde, @jnylen0, @joehoyl, @joehoyle, @johnbillion, @karmatosed, @keesiemeijer, @lucasstark, @nacin, @ocean90, @odysseygate, @pento, @rachelbaker, @ramiy, @swissspidy, @tg29359, @westonruter, and @xrm for their contributions!

#4-7, #week-in-core