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OTWO-7585 Fix invalid byte sequence in UTF-8 #1877

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OTWO-7585 Fix invalid byte sequence in UTF-8 #1877

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4 changes: 3 additions & 1 deletion app/helpers/links_helper.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -4,7 +4,9 @@

module LinksHelper
def safe_slice_host(url, length = 33)
safe_url = sanitize(CGI.unescape(url))
# Unescape and force valid UTF-8 before sanitizing
unescaped = CGI.unescape(url).encode('UTF-8', invalid: :replace, undef: :replace, replace: '')
safe_url = ActionController::Base.helpers.sanitize(unescaped).to_s
hostname = Addressable::URI.parse(safe_url).host
truncate(hostname, length: length)
end
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