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Allow domain-relative and fragment links 

(imported from commit 0a15eeb35ad709977f3b2e6c550c3b78f1b4b402)
This commit is contained in:
Kevin Mehall 2013-10-24 12:06:33 -04:00
parent f4323a6c51
commit e3b2e7ece2
1 changed files with 6 additions and 1 deletions
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7
zerver/lib/bugdown/__init__.py
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@ -397,9 +397,14 @@ def sanitize_url(url):
# treat it as a mailto: and set the appropriate scheme
if scheme == '' and netloc == '' and '@' in path:
scheme = 'mailto'
elif scheme == '' and netloc == '' and len(path) > 0 and path[0] == '/':
# Allow domain-relative links
return urlparse.urlunparse(('', '', path, params, query, fragment))
elif (scheme, netloc, path, params, query) == ('', '', '', '', '') and len(fragment) > 0:
# Allow fragment links
return urlparse.urlunparse(('', '', '', '', '', fragment))
# Zulip modification: If scheme is not specified, assume http://
# It's unlikely that users want relative links within zulip.com.
# We re-enter sanitize_url because netloc etc. need to be re-parsed.
if not scheme:
return sanitize_url('http://' + url)