Fixes#3890
If we do a put request without a body the current code still tries to
read the body. This patch makes sure that we do not try to read the body
if the content length is 0.
See RFC 2616 Section 4.3
Signed-off-by: Roeland Jago Douma <roeland@famdouma.nl>
Having two code paths for this is unreliable and can lead to bugs. Also, in some cases Apache isn't setting the PATH_INFO variable when mod_rewrite is used.
Fixes https://github.com/nextcloud/server/issues/983
OVH has implemented load balancing in a very questionable way where the reverse proxy actually internally adds some cookies which would trigger a security exception. To work around this, this change only checks for the session cookie.
The OCSResponse differs from other responses in that it defaults to
XML. However we fell back to json by default.
This makes sure that if nothing is set we don't pass anything.
Which defaults then to the controllers default (which is often 'json')
but in the case of the OCSResponse 'xml'.