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Add comments to Linker::formatLinksInComment()

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Per Tim Starling's suggestion, added comments to the regex in
Linker::formatLinksInComment().

Change-Id: If85567e5a2e57dd56f5f263f3512e9ed2f9c940c
This commit is contained in:
Kevin Israel 2012-10-29 21:49:15 -04:00 committed by Gerrit Code Review
parent 3a751a39b1
commit a80bc92245
1 changed files with 12 additions and 1 deletions
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13
includes/Linker.php
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@ -1376,7 +1376,18 @@ class Linker {
self::$commentContextTitle = $title;
self::$commentLocal = $local;
$html = preg_replace_callback(
'/\[\[:?([^\]|]+)(?:\|((?:]?[^\]|])*+))*\]\]([^[]*)/',
'/
\[\[
:? # ignore optional leading colon
([^\]|]+) # 1. link target; page names cannot include ] or |
(?:\|
# 2. a pipe-separated substring; only the last is captured
# Stop matching at | and ]] without relying on backtracking.
((?:]?[^\]|])*+)
)*
\]\]
([^[]*) # 3. link trail (the text up until the next link)
/x',
array( 'Linker', 'formatLinksInCommentCallback' ),
$comment );
self::$commentContextTitle = null;