* WikitextContent will now render redirects with the expected "redirect"
header, rather than as an ordered list. Code calling Article::viewRedirect
can probably be changed to no longer special-case redirects.
+* [[Special:Diff]] was added, allowing users to create internal links to
+ revision comparison pages using syntax such as [[Special:Diff/12345]],
+ [[Special:Diff/12345/prev]] or [[Special:Diff/12345/98765]].
=== Bug fixes in 1.23 ===
* (bug 41759) The "updated since last visit" markers (on history pages, recent
access operators should continue to work, as it implements the ArrayAccess
interface).
* Option to mark hooks as deprecated has been added.
+* (bug 52811) Preference "Enable section editing via [edit] links" was removed.
+* (bug 52813) Preference "Show table of contents (for pages with more than
+ 3 headings)" was removed.
==== Removed classes ====
+* FakeMemCachedClient (deprecated in 1.18)
+* RdfMetaData (unused)
* TitleDependency (unused)
* TitleListDependency (unused)
* WikiError (deprecated in 1.17)
* EditPage::spamPage() (deprecated since 1.17)
* Exif::getFormattedData() (deprecated in 1.18)
* Exif::makeFormattedData() (deprecated in 1.18)
+* in_string (deprecated in 1.21)
* Language::convertLinkToAllVariants() (deprecated in 1.17)
* LanguageConverter::convertLinkToAllVariants() (deprecated in 1.17)
* Linker::makeBrokenLink() (deprecated in 1.16)
* Linker::makeBrokenLinkObj() (deprecated in 1.16)
* Linker::makeColouredLinkObj() (deprecated in 1.16)
* Linker::makeSizeLinkObj() (deprecated in 1.17)
+* MediaWiki::articleFromTitle() (deprecated in 1.18)
+* ParserOptions::getkin() (deprecated 1.18)
* ProfilerSimple::getCpuTime (deprecated in 1.20)
* Revision::revText() (deprecated in 1.17)
* SkinTemplate::jstext() (deprecated in 1.21)
* User::getPageRenderingHash() (deprecated in 1.17)
* WebRequest::getFileSize() (deprecated in 1.17)
* WebRequest::isPathInfoBad() (deprecated in 1.17)
+* wfGenerateToken (deprecated in 1.20)
+* wfStreamFile (deprecated in 1.19)
+* wfUILang (deprecated in 1.18)
+* WikiPage::createUpdates() (deprecated in 1.18)
* WikiPage::quickEdit() (deprecated in 1.18)
* WikiPage::useParserCache() (deprecated in 1.18)
* WikiPage::viewUpdates() (deprecated in 1.18)