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Don't proxy https images through Camo on MIT

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These images at least load now, but that's because Camo redirects
the browser to the origin server, so the only effect is an extra
round-trip time.

(imported from commit 0d6b9c888a5cdfaa9299272d74a085e872dfa434)
This commit is contained in:
Kevin Mehall
2013-12-13 13:39:30 -05:00
parent 11aec0104e
commit ebab4a59c9
2 changed files with 1 additions and 12 deletions
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6
zerver/lib/bugdown/__init__.py
View File

@@ -147,11 +147,7 @@ class InlineHttpsProcessor(markdown.treeprocessors.Treeprocessor):
found_imgs = walk_tree(root, lambda e: e if e.tag == "img" else None)
for img in found_imgs:
url = img.get("src")
# We rewrite all HTTP URLs as well as all HTTPs URLs for mit.edu
if not (url.startswith("http://") or
(url.startswith("https://") and
current_message is not None and
current_message.sender.realm.domain == "mit.edu")):
if not url.startswith("http://"):
# Don't rewrite images on our own site (e.g. emoji).
continue
digest = hmac.new(settings.CAMO_KEY, url, hashlib.sha1).hexdigest()

7
zerver/tests.py
View File

@@ -3747,13 +3747,6 @@ xxxxxxx</strong></p>\n<p>xxxxxxx xxxxx xxxx xxxxx:<br>\n<code>xxxxxx</code>: xxx
self.assertEqual(converted, '<p>Google logo today: <a href="http://www.google.com/images/srpr/logo4w.png" target="_blank" title="http://www.google.com/images/srpr/logo4w.png">http://www.google.com/images/srpr/logo4w.png</a></p>\n<div class="message_inline_image"><a href="http://www.google.com/images/srpr/logo4w.png" target="_blank" title="http://www.google.com/images/srpr/logo4w.png"><img src="https://external-content.zulipcdn.net/4882a845c6edd9a945bfe5f33734ce0aed8170f3/687474703a2f2f7777772e676f6f676c652e636f6d2f696d616765732f737270722f6c6f676f34772e706e67"></a></div>')
# in mit.edu, https images should be converted to https via our Camo integration
message = Message(sender=get_user_profile_by_email("starnine@mit.edu"))
msg = 'Google logo today: https://www.google.com/images/srpr/logo4w.png'
converted = bugdown.convert(msg, "mit.com", message=message)
self.assertEqual(converted, '<p>Google logo today: <a href="https://www.google.com/images/srpr/logo4w.png" target="_blank" title="https://www.google.com/images/srpr/logo4w.png">https://www.google.com/images/srpr/logo4w.png</a></p>\n<div class="message_inline_image"><a href="https://www.google.com/images/srpr/logo4w.png" target="_blank" title="https://www.google.com/images/srpr/logo4w.png"><img src="https://external-content.zulipcdn.net/cadb491a68c9272ffd7e571703d7f8c51542acc8/68747470733a2f2f7777772e676f6f676c652e636f6d2f696d616765732f737270722f6c6f676f34772e706e67"></a></div>')
def test_inline_youtube(self):
msg = 'Check out the debate: http://www.youtube.com/watch?v=hx1mjT73xYE'
converted = bugdown_convert(msg)