the SQL query. The ActorMigration class may also be used to get feature-flagged
information needed to access actor-related fields during the migration
period.
+* Added Wikimedia\Rdbms\IDatabase::cancelAtomic(), to roll back an atomic
+ section without having to roll back the whole transaction.
+* Wikimedia\Rdbms\IDatabase::doAtomicSection(), non-native ::insertSelect(),
+ and non-MySQL ::replace() and ::upsert() no longer roll back the whole
+ transaction on failure.
+* (T189785) Added a monthly heartbeat ping to the pingback feature.
=== External library changes in 1.31 ===
* Updated wikimedia/wrappedstring from 2.2.0 to 2.3.0.
* Updated mediawiki/at-ease from 1.1.0 to 1.2.0.
* Updated wikimedia/php-session-serializer from 1.0.4 to 1.0.5.
+* Updated wikimedia/remex-html from 1.0.2 to 1.0.3.
* …
==== New external libraries ====
* (T186635) New language support: Guianan Creole (gcr).
* (T186647) New language support: Kumyk [къумукъ] (kum).
* (T187750) New language support: Spanish formal address (es-formal).
+* (T187824) New language support: Hungarian formal address (hu-formal).
=== Other changes in 1.31 ===
* Browser support for Internet Explorer 10 was lowered from Grade A to Grade C.
* ::setExtendedLoginCookie()
Note that User::setCookies() remains, and is not deprecated.
* The global functions wfProfileIn and wfProfileOut, deprecated in 1.25, have been removed.
+* The following methods related to caching of half-parsed HTML were deprecated:
+ * Parser::serializeHalfParsedText()
+ * Parser::unserializeHalfParsedText()
+ * Parser::isValidHalfParsedText()
+ * StripState::getSubState()
+ * StripState::merge()
+* The "free" CSS class is now only applied to unbracketed URLs in wikitext. Links
+ written using square brackets will get the class "text" not "free".
+* SpecialPageFactory::getList(), deprecated in 1.24, has been removed. You can
+ use ::getNames() instead.
+* OpenSearch::getOpenSearchTemplate(), deprecated in 1.25, has been removed. You
+ can use ApiOpenSearch::getOpenSearchTemplate() instead.
+* The global function wfBaseConvert, deprecated in 1.27, has been removed. Use
+ Wikimedia\base_convert() directly.
+* RFC 157418: Whitespace is trimmed from wikitext headings, wikitext list items,
+ wikitext table captions, wikitext table headings, wikitext table cells. HTML
+ headings, HTML list items, HTML table captions, HTML table headings, HTML table cells
+ will not have this trimming behavior.
+* Calling Database::begin() explicitly during an implicit transaction or when DBO_TRX
+ is set results in an exception. Calling Database::commit() explicitly for an implicit
+ transaction also results in an exception. Previously these were logged as errors.
+ The startAtomic() and endAtomic() methods, or AtomicSectionUpdate should be used
+ instead.
+* The global function wfOutputHandler() was removed, use the its replacement
+ MediaWiki\OutputHandler::handle() instead. The global function was only sometimes defined.
+ Its replacement is always available via the autoloader.
+* ChangeTags::listExtensionActivatedTags and ::listExtensionDefinedTags, deprecated
+ in 1.28, have been removed. Use ::listSoftwareActivatedTags() and
+ ::listSoftwareDefinedTags() instead.
+* Title::getTitleInvalidRegex(), deprecated in 1.25, has been removed. You
+ can use MediaWikiTitleCodec::getTitleInvalidRegex() instead.
+* HTMLForm & VFormHTMLForm::isVForm(), deprecated in 1.25, have been removed.
+* The ProfileSection class, deprecated in 1.25 and unused, has been removed.
== Compatibility ==
MediaWiki 1.31 requires PHP 5.5.9 or later. Although HHVM 3.18.5 or later is supported,
The supported versions are:
* MySQL 5.0.3 or later
-* PostgreSQL 8.3 or later
+* PostgreSQL 9.2 or later
* SQLite 3.3.7 or later
* Oracle 9.0.1 or later
* Microsoft SQL Server 2005 (9.00.1399)