WordPress 4.9.5 Release Candidate

WordPress 4.9.5 maintenance releaseRelease A release is the distribution of the final version of an application. A software release may be either public or private and generally constitutes the initial or new generation of a new or upgraded application. A release is preceded by the distribution of alpha and then beta versions of the software. is scheduled for April 3rd.

The release candidate package is now ready for testing. Please help us by testing this release to ensure 4.9.5 fixes the reported issues and doesn’t introduce any new ones. This betaBeta A pre-release of software that is given out to a large group of users to trial under real conditions. Beta versions have gone through alpha testing in-house and are generally fairly close in look, feel and function to the final product; however, design changes often occur as part of the process. release contains 25 fixes and improvements.

Please note: the Try 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. https://wordpress.org/gutenberg/ callout will ultimately not land in 4.9.5 release. There are still a few issues that need to get fixed before it's ready for the level of attention this will bring. It will probably land in a dedicated 4.9.6 release in a few weeks (also see related tracTrac An open source project by Edgewall Software that serves as a bug tracker and project management tool for WordPress. ticketticket Created for both bug reports and feature development on the bug tracker.: #41316)

4.9.5 improvements & fixes

See the full list of closed tickets in Trac.

Build/Test Tools

  • #43190 – Update prefixed CSSCSS Cascading Style Sheets. properties in about.css

Bundled Theme

  • #43317 – Twenty Seventeen: underline links in comments
  • #43572 – Bundled Themes: Bump version number and update changelog in Twenty Seventeen for 4.9.5 release

Comments

  • #39045 – Remove unnecessary aria-required attribute for elements that have required attribute.

Customize

  • #36884 – In menus: correct oversized viewport after dragging menu items
  • #43307 – Correct closing tags in customize_themes_print_templates()
  • #43333 – In menus: reset results when closing the 'add items' panel.

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.

  • #43417 – Avoid an infinite loopLoop The Loop is PHP code used by WordPress to display posts. Using The Loop, WordPress processes each post to be displayed on the current page, and formats it according to how it matches specified criteria within The Loop tags. Any HTML or PHP code in the Loop will be processed on each post. https://codex.wordpress.org/The_Loop. in wp_mkdir_p() when trying to determine the parent folder with open_basedir restriction in effect.

Formatting

  • #43312 – Avoid a PHPPHP The web scripting language in which WordPress is primarily architected. WordPress requires PHP 5.6.20 7.2 warning in wp_kses_attr() when one of $allowedtags elements is an uncountable value.

General

  • #38332 – Replace Cheatin’ uh? with friendlier error messages
  • #42789 – Readme: Update recommended PHP version to 7.2

Media

  • #41242 – Fix image cropping on touch screen devices
  • #42724 – On Media Settings screen, makemake A collection of P2 blogs at make.wordpress.org, which are the home to a number of contributor groups, including core development (make/core, formerly "wpdevel"), the UI working group (make/ui), translators (make/polyglots), the theme reviewers (make/themes), resources for plugin authors (make/plugins), and the accessibility working group (make/accessibility). the pairs of labels and inputs always stacked vertically, on both mobile and desktop screens
  • #42968 – Grid view – correct placeholder positioning during uploads
  • #43123 – Revert max-width styles on caption shortcodes
  • #43201 – Avoid a PHP warning in wp_calculate_image_srcset() 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 returns a non-array value via wp_calculate_image_srcset() 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.
  • #43226 – Correctly allow changing PDF thumbnail crop value

Bundled plugins

  • #43555 – Update Hello Dolly lyrics

Networks and Sites

  • #43568 – Use a numbered placeholder in sprintf() for the sitesite (versus network, blog) URLURL A specific web address of a website or web page on the Internet, such as a website’s URL www.wordpress.org

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/.

  • #42948 – Backbone client sending empty string in X-WP-Nonce headerHeader The header of your site is typically the first thing people will experience. The masthead or header art located across the top of your page is part of the look and feel of your website. It can influence a visitor’s opinion about your content and you/ your organization’s brand. It may also look different on different screen sizes. by default in some cases
  • #43265 – REST API 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/. Client: Support an empty string for nonce to disable sending the X-WP-Nonce header
  • #43266 – Extend custom nonce functionality to collections

Security

  • #43285 – Loosen the adminadmin (and super admin) referrer policy header value to allow the referring host to be sent from the admin area in all cases

Users

  • #42713 – Display partial names in the user listing tables

XML-RPC

  • #43216 – Add default values to IXR_Message for PHP 7.2 compatibility to avoid PHP Warnings

#4-9-5, #core