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Allow alt and title tags in chat emojis (#1241)

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* allow alt and title on chat imgs

* enforce non-empty alt&title tags for emojis
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Meisam 2021-07-23 07:22:33 +02:00 committed by GitHub
parent a366923797
commit c4c1ecfc7b
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1 changed files with 2 additions and 1 deletions
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3
core/chat/events/events.go
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@ -139,7 +139,8 @@ func sanitize(raw string) string {
p.AllowElements("br", "p")
// Allow img tags from the the local emoji directory only
p.AllowAttrs("src", "alt", "class", "title").Matching(regexp.MustCompile(`(?i)/img/emoji`)).OnElements("img")
p.AllowAttrs("src").Matching(regexp.MustCompile(`(?i)/img/emoji`)).OnElements("img")
p.AllowAttrs("alt", "title").Matching(regexp.MustCompile(`:\S+:`)).OnElements("img")
p.AllowAttrs("class").OnElements("img")
// Allow bold