Parser: Allow `<s>` and `<strike>` in table of contents

Bug: T35715
Change-Id: Iec6a05e3e6bb622f477e6ebeb57e9f65da5f22bd

diff --git a/includes/parser/Parser.php b/includes/parser/Parser.php
index 7c18798..c4149b0 100644 (file)
--- a/includes/parser/Parser.php
+++ b/includes/parser/Parser.php
@@ -4138,12 +4138,13 @@ class Parser {
                        # * <b> (r105284)
                        # * <bdi> (bug 72884)
                        # * <span dir="rtl"> and <span dir="ltr"> (bug 35167)
+                       # * <s> and <strike> (T35715)
                        # We strip any parameter from accepted tags (second regex), except dir="rtl|ltr" from <span>,
                        # to allow setting directionality in toc items.
                        $tocline = preg_replace(
                                [
-                                       '#<(?!/?(span|sup|sub|bdi|i|b)(?: [^>]*)?>).*?>#',
-                                       '#<(/?(?:span(?: dir="(?:rtl|ltr)")?|sup|sub|bdi|i|b))(?: .*?)?>#'
+                                       '#<(?!/?(span|sup|sub|bdi|i|b|s|strike)(?: [^>]*)?>).*?>#',
+                                       '#<(/?(?:span(?: dir="(?:rtl|ltr)")?|sup|sub|bdi|i|b|s|strike))(?: .*?)?>#'
                                ],
                                [ '', '<$1>' ],
                                $safeHeadline

diff --git a/tests/parser/parserTests.txt b/tests/parser/parserTests.txt
index 2c8b163..80a78f0 100644 (file)
--- a/tests/parser/parserTests.txt
+++ b/tests/parser/parserTests.txt
@@ -21631,6 +21631,22 @@ __TOC__
 
 !! end
 
+!! test
+T35715: s/strike element in ToC
+!! wikitext
+__TOC__
+== <s>test</s> test <strike>test</strike> ==
+!! html
+<div id="toc" class="toc"><div id="toctitle"><h2>Contents</h2></div>
+<ul>
+<li class="toclevel-1 tocsection-1"><a href="#test_test_test"><span class="tocnumber">1</span> <span class="toctext"><s>test</s> test <strike>test</strike></span></a></li>
+</ul>
+</div>
+
+<h2><span class="mw-headline" id="test_test_test"><s>test</s> test <strike>test</strike></span><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/index.php?title=Parser_test&amp;action=edit&amp;section=1" title="Edit section: test test test">edit</a><span class="mw-editsection-bracket">]</span></span></h2>
+
+!! end
+
 # Note that the html output does not have the <p></p>, but the
 # html+tidy output *does*.  This is because the empty <p></p> is
 # removed by the sanitizer, but only when tidy is *not* enabled (!).