https://bugzilla.wikimedia.org/show_bug.cgi?id=25920
Summary: preg_match cannot compile pattern in includes/IP.php
Product: MediaWiki
Version: 1.17-svn
Platform: All
OS/Version: All
Status: NEW
Severity: normal
Priority: Normal
Component: Blocking
AssignedTo: wikibugs-l@lists.wikimedia.org
ReportedBy: p.ora...@xs4all.nl
After svn update to r76651 the following warning is shown:
Warning: preg_match() [function.preg-match]: Compilation failed: assertion
expected after (?( at offset 157 in [my server]/mediawiki-trunk/includes/IP.php
on line 85
The actual
regex="/^((::|:(:([0-9A-Fa-f]{1,4})){1,7})|([0-9A-Fa-f]{1,4})(:([0-9A-Fa-f]{1,4})){0,6}::|([0-9A-Fa-f]{1,4})(:([0-9A-Fa-f]{1,4})){7}|([0-9A-Fa-f]{1,4})(:(?P<abbr>(?(abbr)|:))?([0-9A-Fa-f]{1,4})){1,6}(?(abbr)|^))(\/(12[0-8]|1[01][0-9]|[1-9]?\d)|)$/"
Used software versions:
mediawiki: 1.17alpha (r76658)
PHP: 5.2.8 (but somehow does not accept the syntax "(?<name>)" which should
work as of version 5.2.2, see http://php.net/manual/en/function.preg-match.php)
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