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Render email addresses as such if followed by punctuation (#27987) (#27991)

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Backport #27987 by @yardenshoham

Added the following characters to the regular expression for the email:

- ,
- ;
- ?
- !

Also added a test case.

- Fixes #27616

# Before

![image](https://github.com/go-gitea/gitea/assets/20454870/c57eac26-f281-43ef-a51d-9c9a81b63efa)

# After

![image](https://github.com/go-gitea/gitea/assets/20454870/fc7d5c08-4350-4af0-a7f0-d1444d2d75af)

Signed-off-by: Yarden Shoham <git@yardenshoham.com>
Co-authored-by: Yarden Shoham <git@yardenshoham.com>
(cherry picked from commit dfd960f22a)
This commit is contained in:
Giteabot 2023-11-11 13:26:27 +08:00 committed by Earl Warren
parent d610ea3fbb
commit 1bbc1adcdc
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GPG key ID: 0579CB2928A78A00
2 changed files with 13 additions and 1 deletions
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2
modules/markup/html.go
View file

@ -66,7 +66,7 @@ var (
// well as the HTML5 spec:
// http://spec.commonmark.org/0.28/#email-address
// https://html.spec.whatwg.org/multipage/input.html#e-mail-state-(type%3Demail)
emailRegex = regexp.MustCompile("(?:\\s|^|\\(|\\[)([a-zA-Z0-9.!#$%&'*+\\/=?^_`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\\.[a-zA-Z0-9]{2,}(?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)+)(?:\\s|$|\\)|\\]|\\.(\\s|$))")
emailRegex = regexp.MustCompile("(?:\\s|^|\\(|\\[)([a-zA-Z0-9.!#$%&'*+\\/=?^_`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\\.[a-zA-Z0-9]{2,}(?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)+)(?:\\s|$|\\)|\\]|;|,|\\?|!|\\.(\\s|$))")
// blackfriday extensions create IDs like fn:user-content-footnote
blackfridayExtRegex = regexp.MustCompile(`[^:]*:user-content-`)

12
modules/markup/html_test.go
View file

@ -264,6 +264,18 @@ func TestRender_email(t *testing.T) {
"send email to info@gitea.co.uk.",
`<p>send email to <a href="mailto:info@gitea.co.uk" rel="nofollow">info@gitea.co.uk</a>.</p>`)
test(
`j.doe@example.com,
j.doe@example.com.
j.doe@example.com;
j.doe@example.com?
j.doe@example.com!`,
`<p><a href="mailto:j.doe@example.com" rel="nofollow">j.doe@example.com</a>,<br/>
<a href="mailto:j.doe@example.com" rel="nofollow">j.doe@example.com</a>.<br/>
<a href="mailto:j.doe@example.com" rel="nofollow">j.doe@example.com</a>;<br/>
<a href="mailto:j.doe@example.com" rel="nofollow">j.doe@example.com</a>?<br/>
<a href="mailto:j.doe@example.com" rel="nofollow">j.doe@example.com</a>!</p>`)
// Test that should *not* be turned into email links
test(
"\"info@gitea.com\"",