From d05d732080fac8599cdbb182009c78e60ba3518e Mon Sep 17 00:00:00 2001
From: Marius Balteanu <marius.balteanu@zitec.com>
Date: Fri, 22 Dec 2023 01:48:13 +0000
Subject: Merge r22546 from trunk to 5.0-stable (#39884).

git-svn-id: https://svn.redmine.org/redmine/branches/5.0-stable@22548 e93f8b46-1217-0410-a6f0-8f06a7374b81
---
 lib/redmine/wiki_formatting/textile/redcloth3.rb        |  2 +-
 .../redmine/wiki_formatting/textile_formatter_test.rb   | 17 +++++++++++++++++
 2 files changed, 18 insertions(+), 1 deletion(-)

diff --git a/lib/redmine/wiki_formatting/textile/redcloth3.rb b/lib/redmine/wiki_formatting/textile/redcloth3.rb
index 9062fca0d..04ac3ba56 100644
--- a/lib/redmine/wiki_formatting/textile/redcloth3.rb
+++ b/lib/redmine/wiki_formatting/textile/redcloth3.rb
@@ -1042,7 +1042,7 @@ class RedCloth3 < String
     end
 
     def footnote_ref( text )
-        text.gsub!(/\b\[([0-9]+?)\](\s)?/,
+        text.gsub!(/(?<=[\p{Word}\]])\[([0-9]+?)\](\s)?/,
                    '<sup><a href="#fn\1">\1</a></sup>\2')
     end
 
diff --git a/test/unit/lib/redmine/wiki_formatting/textile_formatter_test.rb b/test/unit/lib/redmine/wiki_formatting/textile_formatter_test.rb
index 24f9886ed..77eb01734 100644
--- a/test/unit/lib/redmine/wiki_formatting/textile_formatter_test.rb
+++ b/test/unit/lib/redmine/wiki_formatting/textile_formatter_test.rb
@@ -770,6 +770,23 @@ class Redmine::WikiFormatting::TextileFormatterTest < ActionView::TestCase
       }, false)
   end
 
+  def test_should_allow_multiple_footnotes
+    text = <<~STR
+      Some demo[1][2] And a sentence.[1]
+
+      fn1. One
+
+      fn2. Two
+    STR
+
+    expected = <<~EXPECTED
+      <p>Some demo<sup><a href="#fn1">1</a></sup><sup><a href="#fn2">2</a></sup> And a sentence.[1]</p>
+      <p id="fn1" class="footnote"><sup>1</sup> One</p>
+      <p id="fn2" class="footnote"><sup>2</sup> Two</p>
+    EXPECTED
+    assert_equal expected.gsub(%r{[\r\n\t]}, ''), to_html(text).gsub(%r{[\r\n\t]}, '')
+  end
+
   private
 
   def assert_html_output(to_test, expect_paragraph = true)
-- 
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