MediaWiki 1.20 is an alpha-quality branch and is not recommended for use in
production.
+=== PHP 5.3 now required ===
+Since 1.20, the lowest supported version of PHP is now 5.3.2. Please
+upgrade PHP if you have not done so prior to upgrading MediaWiki.
+
=== Configuration changes in 1.20 ===
+* $wgGitRepositoryViewers defines a mapping from Git remote repository to the
+ Gitweb instance URL used in Special:Version
* `$wgUsePathInfo = true;` is no longer needed to make $wgArticlePath work on servers
using like nginx, lighttpd, and apache over fastcgi. MediaWiki now always extracts
path info from REQUEST_URI if it's available.
=== New features in 1.20 ===
* Added TitleIsAlwaysKnown hook which gets called when determining if a page exists.
+* Added NamespaceIsMovable hook which gets called when determining if pages in a
+ certain namespace can be moved.
* (bug 32341) Add upload by URL domain limitation.
* &useskin=default will now always display the default skin. Useful for users with a
preference for the non-default skin to look at something using the default skin.
* Edit notices can now be translated.
* (bug 22887) Add warning and tracking category for preprocessor errors
* (bug 31704) Allow selection of associated namespace on the watchlist
+* (bug 5445) Now remove autoblocks when a user is unblocked.
+* Added $wgLogExceptionBacktrace, on by default, to allow logging of exception
+ backtraces.
+* Added device detection for determining device capabilities.
+* QUnit.newMwEnvironment now supports passing a custom setup and/or teardown function.
+ Arguments signature has changed. First arguments is now an options object of which
+ 'config' can be a property. Previously 'config' itself was the first and only argument.
+* New getCreator and getOldestRevision methods added to WikiPage class
=== Bug fixes in 1.20 ===
* (bug 30245) Use the correct way to construct a log page title.
* (bug 35572) Blocks appear to succeed even if query fails due to wrong DB structure
* (bug 31757) Add a word-separator between help-messages in HTMLForm
* (bug 30410) Removed deprecated $wgFilterCallback and the 'filtered' API error.
+* (bug 32604) Some messages needs escaping of wikitext inside username
+* (bug 36537) Rename wfArrayToCGI to wfArrayToCgi for consistency with wfCgiToArray.
+* (bug 25946) The message on the top of Special:RecentChanges is now displayed
+ in user language instead of content language
=== API changes in 1.20 ===
* (bug 34316) Add ability to retrieve maximum upload size from MediaWiki API.
* (bug 32497) API now allows changing of protection level using pageid
* (bug 32498) API now allows comparing pages using pageids
* (bug 30975) API import of pages with invalid characters in this wiki leads to Fatal Error
+* (bug 30488) API now allows listing of backlinks/embeddedin/imageusage per pageid
+* (bug 34927) Output media_type for list=filearchive
+* (bug 28814) add properties to output of action=parse
+* (bug 33224) add variants of content language to meta=siteinfo
=== Languages updated in 1.20 ===
regularly. Below only new and removed languages are listed, as well as
changes to languages because of Bugzilla reports.
+* Tornedalen Finnish (fit) added.
+* Mizo (lus) added.
+* Santali (sat) added.
* (bug 34192) Namespace gender aliases for Albanian languages (sq & aln).
* (bug 35541) Namespace gender aliases for Croatian (hr).
-* Mizo (lus) added.
* (bug 36012) Space in $separatorTransformTable should be non-breaking in
Portuguese, Esperanto and Udmurt.
== Compatibility ==
-MediaWiki 1.20 requires PHP 5.2.3. PHP 4 is no longer supported.
+MediaWiki 1.20 requires PHP 5.3.2. PHP 4 is no longer supported.
MySQL is the recommended DBMS. PostgreSQL or SQLite can also be used, but
support for them is somewhat less mature. There is experimental support for IBM