( # Capture 1: entire matched URL
https?:// # http or https protocol
(?:
- www\d{0,3}[.] # "www.", "www1.", "www2." … "www999."
- | # or
- [a-z0-9.\-]+[.][a-z]{2,4}/ # looks like domain name followed by a slash
+ [^/.][^/]+[.][^/]+/? # looks like domain name followed by a slash
)
(?: # One or more:
[^\s()<>]+ # Run of non-space, non-()<>
| # or
\(([^\s()<>]+|(\([^\s()<>]+\)))*\) # balanced parens, up to 2 levels
- )+
- (?: # End with:
- \(([^\s()<>]+|(\([^\s()<>]+\)))*\) # balanced parens, up to 2 levels
| # or
[^\s`!()\[\]{};:\'".,<>?«»“”‘’] # not a space or one of these punct chars
- )
+ )*
)@';
$text = preg_replace($autolink_regex, '[url]$1[/url]', $text);
if ($simple_html == 7) {