were removed (deprecated since 1.27).
* (T180921) $wgReferrerPolicy now supports having fallbacks for browsers that are not
using the latest version of the Referrer Policy specification.
+* $wgFragmentMode is now set to [ 'legacy', 'html5' ] by default. This is a first step of
+ migration to human-readable section IDs that will later result in 'html5' being the
+ default mode.
=== New features in 1.31 ===
* Wikimedia\Rdbms\IDatabase->select() and similar methods now support
users during an import.
* Added a hook, ParserOutputPostCacheTransform, to allow extensions to affect
the ParserOutput::getText() post-cache transformations.
+* Added a hook, UploadForm:getInitialPageText, to allow extensions to alter the
+ initial page text for file uploads.
+* (T181651) The info page for File pages now displays the file's base-16 SHA1
+ hash value in the table of basic information.
=== External library changes in 1.31 ===
1.2.0 (development dependency).
* Updated nikic/php-parser from 2.1.0 to 3.1.3
(development dependency).
+* Updated wikimedia/ip-set from 1.1.0 to 1.2.0.
+* Updated wikimedia/relpath from 2.0.0 to 2.1.1.
+* Updated wikimedia/running-stat from 1.1.0 to 1.2.0.
+* Updated wikimedia/wrappedstring from 2.2.0 to 2.3.0.
* …
==== New external libraries ====
* (T90902) Non-breaking space in header ID breaks anchor
=== Action API changes in 1.31 ===
-* …
+* (T185058) The 'name' value to tgprop for action=query&list=tags has been
+ removed. It has never made a difference in the output, the name was always
+ returned regardless.
=== Action API internal changes in 1.31 ===
* …
changes to languages because of Phabricator reports.
* (T180052) Mirandese (mwl) now supports gendered NS_USER/NS_USER_TALK namespaces.
+* (T182305) New language support: Nyungar (nys).
=== Other changes in 1.31 ===
* Introducing multi-content-revision capability into the storage layer. For details,
has been deprecated since 1.27 and was removed as well.
* The HtmlFormatter class was removed (deprecated in 1.27). The namespaced
HtmlFormatter\HtmlFormatter class should be used instead.
+* License::getLicenses has been deprecated; use License::getLines instead.
+* The driver 'mysql' for MySQL, deprecated in MediaWiki 1.30, has been removed.
+ The driver has been deprecated since PHP 5.5 and was removed in PHP 7.0. The
+ default driver for MySQL has been 'mysqli' since MediaWiki 1.22.
== Compatibility ==
-MediaWiki 1.31 requires PHP 5.5.9 or later. There is experimental support for
-HHVM 3.6.5 or later.
+MediaWiki 1.31 requires PHP 5.5.9 or later. Although HHVM 3.18.5 or later is supported,
+it is generally advised to use PHP 5.5.9 or later for long term support.
MySQL/MariaDB is the recommended DBMS. PostgreSQL or SQLite can also be used,
but support for them is somewhat less mature. There is experimental support for