mirror of https://github.com/zulip/zulip.git
373 lines
17 KiB
Python
373 lines
17 KiB
Python
# -*- coding: utf-8 -*-
|
|
|
|
import mock
|
|
import ujson
|
|
from typing import Any
|
|
from requests.exceptions import ConnectionError
|
|
from django.test import override_settings
|
|
|
|
from zerver.models import Message
|
|
from zerver.lib.actions import queue_json_publish
|
|
from zerver.lib.test_classes import ZulipTestCase
|
|
from zerver.lib.test_helpers import MockPythonResponse
|
|
from zerver.worker.queue_processors import FetchLinksEmbedData
|
|
from zerver.lib.url_preview.preview import (
|
|
get_link_embed_data, link_embed_data_from_cache)
|
|
from zerver.lib.url_preview.oembed import get_oembed_data
|
|
from zerver.lib.url_preview.parsers import (
|
|
OpenGraphParser, GenericParser)
|
|
from zerver.lib.cache import cache_set, NotFoundInCache, preview_url_cache_key
|
|
|
|
|
|
TEST_CACHES = {
|
|
'default': {
|
|
'BACKEND': 'django.core.cache.backends.locmem.LocMemCache',
|
|
'LOCATION': 'default',
|
|
},
|
|
'database': {
|
|
'BACKEND': 'django.core.cache.backends.locmem.LocMemCache',
|
|
'LOCATION': 'url-preview',
|
|
}
|
|
}
|
|
|
|
@override_settings(INLINE_URL_EMBED_PREVIEW=True)
|
|
class OembedTestCase(ZulipTestCase):
|
|
@mock.patch('pyoembed.requests.get')
|
|
def test_present_provider(self, get: Any) -> None:
|
|
get.return_value = response = mock.Mock()
|
|
response.headers = {'content-type': 'application/json'}
|
|
response.ok = True
|
|
response_data = {
|
|
'type': 'rich',
|
|
'thumbnail_url': 'https://scontent.cdninstagram.com/t51.2885-15/n.jpg',
|
|
'thumbnail_width': 640,
|
|
'thumbnail_height': 426,
|
|
'title': 'NASA',
|
|
'html': '<p>test</p>',
|
|
'version': '1.0',
|
|
'width': 658,
|
|
'height': None}
|
|
response.text = ujson.dumps(response_data)
|
|
url = 'http://instagram.com/p/BLtI2WdAymy'
|
|
data = get_oembed_data(url)
|
|
self.assertIsInstance(data, dict)
|
|
self.assertIn('title', data)
|
|
assert data is not None # allow mypy to infer data is indexable
|
|
self.assertEqual(data['title'], response_data['title'])
|
|
|
|
@mock.patch('pyoembed.requests.get')
|
|
def test_error_request(self, get: Any) -> None:
|
|
get.return_value = response = mock.Mock()
|
|
response.ok = False
|
|
url = 'http://instagram.com/p/BLtI2WdAymy'
|
|
data = get_oembed_data(url)
|
|
self.assertIsNone(data)
|
|
|
|
|
|
class OpenGraphParserTestCase(ZulipTestCase):
|
|
def test_page_with_og(self) -> None:
|
|
html = """<html>
|
|
<head>
|
|
<meta property="og:title" content="The Rock" />
|
|
<meta property="og:type" content="video.movie" />
|
|
<meta property="og:url" content="http://www.imdb.com/title/tt0117500/" />
|
|
<meta property="og:image" content="http://ia.media-imdb.com/images/rock.jpg" />
|
|
<meta property="og:description" content="The Rock film" />
|
|
</head>
|
|
</html>"""
|
|
|
|
parser = OpenGraphParser(html)
|
|
result = parser.extract_data()
|
|
self.assertIn('title', result)
|
|
self.assertEqual(result['title'], 'The Rock')
|
|
self.assertEqual(result.get('description'), 'The Rock film')
|
|
|
|
|
|
class GenericParserTestCase(ZulipTestCase):
|
|
def test_parser(self) -> None:
|
|
html = """
|
|
<html>
|
|
<head><title>Test title</title></head>
|
|
<body>
|
|
<h1>Main header</h1>
|
|
<p>Description text</p>
|
|
</body>
|
|
</html>
|
|
"""
|
|
parser = GenericParser(html)
|
|
result = parser.extract_data()
|
|
self.assertEqual(result.get('title'), 'Test title')
|
|
self.assertEqual(result.get('description'), 'Description text')
|
|
|
|
def test_extract_image(self) -> None:
|
|
html = """
|
|
<html>
|
|
<body>
|
|
<h1>Main header</h1>
|
|
<img src="http://test.com/test.jpg">
|
|
<div>
|
|
<p>Description text</p>
|
|
</div>
|
|
</body>
|
|
</html>
|
|
"""
|
|
parser = GenericParser(html)
|
|
result = parser.extract_data()
|
|
self.assertEqual(result.get('title'), 'Main header')
|
|
self.assertEqual(result.get('description'), 'Description text')
|
|
self.assertEqual(result.get('image'), 'http://test.com/test.jpg')
|
|
|
|
def test_extract_description(self) -> None:
|
|
html = """
|
|
<html>
|
|
<body>
|
|
<div>
|
|
<div>
|
|
<p>Description text</p>
|
|
</div>
|
|
</div>
|
|
</body>
|
|
</html>
|
|
"""
|
|
parser = GenericParser(html)
|
|
result = parser.extract_data()
|
|
self.assertEqual(result.get('description'), 'Description text')
|
|
|
|
html = """
|
|
<html>
|
|
<head><meta name="description" content="description 123"</head>
|
|
<body></body>
|
|
</html>
|
|
"""
|
|
parser = GenericParser(html)
|
|
result = parser.extract_data()
|
|
self.assertEqual(result.get('description'), 'description 123')
|
|
|
|
html = "<html><body></body></html>"
|
|
parser = GenericParser(html)
|
|
result = parser.extract_data()
|
|
self.assertIsNone(result.get('description'))
|
|
|
|
|
|
class PreviewTestCase(ZulipTestCase):
|
|
open_graph_html = """
|
|
<html>
|
|
<head>
|
|
<title>Test title</title>
|
|
<meta property="og:title" content="The Rock" />
|
|
<meta property="og:type" content="video.movie" />
|
|
<meta property="og:url" content="http://www.imdb.com/title/tt0117500/" />
|
|
<meta property="og:image" content="http://ia.media-imdb.com/images/rock.jpg" />
|
|
</head>
|
|
<body>
|
|
<h1>Main header</h1>
|
|
<p>Description text</p>
|
|
</body>
|
|
</html>
|
|
"""
|
|
|
|
@override_settings(INLINE_URL_EMBED_PREVIEW=True)
|
|
def test_edit_message_history(self) -> None:
|
|
email = self.example_email('hamlet')
|
|
self.login(email)
|
|
msg_id = self.send_stream_message(email, "Scotland",
|
|
topic_name="editing", content="original")
|
|
|
|
url = 'http://test.org/'
|
|
response = MockPythonResponse(self.open_graph_html, 200)
|
|
mocked_response = mock.Mock(
|
|
side_effect=lambda k: {url: response}.get(k, MockPythonResponse('', 404)))
|
|
|
|
with mock.patch('zerver.views.messages.queue_json_publish') as patched:
|
|
result = self.client_patch("/json/messages/" + str(msg_id), {
|
|
'message_id': msg_id, 'content': url,
|
|
})
|
|
self.assert_json_success(result)
|
|
patched.assert_called_once()
|
|
queue = patched.call_args[0][0]
|
|
self.assertEqual(queue, "embed_links")
|
|
event = patched.call_args[0][1]
|
|
|
|
with self.settings(TEST_SUITE=False, CACHES=TEST_CACHES):
|
|
with mock.patch('requests.get', mocked_response):
|
|
FetchLinksEmbedData().consume(event)
|
|
|
|
embedded_link = '<a href="{0}" target="_blank" title="The Rock">The Rock</a>'.format(url)
|
|
msg = Message.objects.select_related("sender").get(id=msg_id)
|
|
self.assertIn(embedded_link, msg.rendered_content)
|
|
|
|
@override_settings(INLINE_URL_EMBED_PREVIEW=True)
|
|
def _send_message_with_test_org_url(self, sender_email: str, queue_should_run: bool=True,
|
|
relative_url: bool=False) -> Message:
|
|
url = 'http://test.org/'
|
|
with mock.patch('zerver.lib.actions.queue_json_publish') as patched:
|
|
msg_id = self.send_personal_message(
|
|
sender_email,
|
|
self.example_email('cordelia'),
|
|
content=url,
|
|
)
|
|
if queue_should_run:
|
|
patched.assert_called_once()
|
|
queue = patched.call_args[0][0]
|
|
self.assertEqual(queue, "embed_links")
|
|
event = patched.call_args[0][1]
|
|
else:
|
|
patched.assert_not_called()
|
|
# If we nothing was put in the queue, we don't need to
|
|
# run the queue processor or any of the following code
|
|
return Message.objects.select_related("sender").get(id=msg_id)
|
|
|
|
# Verify the initial message doesn't have the embedded links rendered
|
|
msg = Message.objects.select_related("sender").get(id=msg_id)
|
|
self.assertNotIn(
|
|
'<a href="{0}" target="_blank" title="The Rock">The Rock</a>'.format(url),
|
|
msg.rendered_content)
|
|
|
|
# Mock the network request result so the test can be fast without Internet
|
|
response = MockPythonResponse(self.open_graph_html, 200)
|
|
if relative_url is True:
|
|
response = MockPythonResponse(self.open_graph_html.replace('http://ia.media-imdb.com', ''), 200)
|
|
mocked_response = mock.Mock(
|
|
side_effect=lambda k: {url: response}.get(k, MockPythonResponse('', 404)))
|
|
|
|
# Run the queue processor to potentially rerender things
|
|
with self.settings(TEST_SUITE=False, CACHES=TEST_CACHES):
|
|
with mock.patch('requests.get', mocked_response):
|
|
FetchLinksEmbedData().consume(event)
|
|
msg = Message.objects.select_related("sender").get(id=msg_id)
|
|
return msg
|
|
|
|
@override_settings(INLINE_URL_EMBED_PREVIEW=True)
|
|
def test_message_update_race_condition(self) -> None:
|
|
email = self.example_email('hamlet')
|
|
self.login(email)
|
|
original_url = 'http://test.org/'
|
|
edited_url = 'http://edited.org/'
|
|
with mock.patch('zerver.lib.actions.queue_json_publish') as patched:
|
|
msg_id = self.send_stream_message(email, "Scotland",
|
|
topic_name="foo", content=original_url)
|
|
patched.assert_called_once()
|
|
queue = patched.call_args[0][0]
|
|
self.assertEqual(queue, "embed_links")
|
|
event = patched.call_args[0][1]
|
|
|
|
def wrapped_queue_json_publish(*args: Any, **kwargs: Any) -> None:
|
|
# Mock the network request result so the test can be fast without Internet
|
|
response = MockPythonResponse(self.open_graph_html, 200)
|
|
mocked_response_original = mock.Mock(
|
|
side_effect=lambda k: {original_url: response}.get(k, MockPythonResponse('', 404)))
|
|
mocked_response_edited = mock.Mock(
|
|
side_effect=lambda k: {edited_url: response}.get(k, MockPythonResponse('', 404)))
|
|
with self.settings(TEST_SUITE=False, CACHES=TEST_CACHES):
|
|
with mock.patch('requests.get', mocked_response_original):
|
|
# Run the queue processor. This will simulate the event for original_url being
|
|
# processed after the message has been edited.
|
|
FetchLinksEmbedData().consume(event)
|
|
msg = Message.objects.select_related("sender").get(id=msg_id)
|
|
# The content of the message has changed since the event for original_url has been created,
|
|
# it should not be rendered. Another, up-to-date event will have been sent (edited_url).
|
|
self.assertNotIn('<a href="{0}" target="_blank" title="The Rock">The Rock</a>'.format(original_url),
|
|
msg.rendered_content)
|
|
mocked_response_edited.assert_not_called()
|
|
|
|
with self.settings(TEST_SUITE=False, CACHES=TEST_CACHES):
|
|
with mock.patch('requests.get', mocked_response_edited):
|
|
# Now proceed with the original queue_json_publish and call the
|
|
# up-to-date event for edited_url.
|
|
queue_json_publish(*args, **kwargs)
|
|
msg = Message.objects.select_related("sender").get(id=msg_id)
|
|
self.assertIn('<a href="{0}" target="_blank" title="The Rock">The Rock</a>'.format(edited_url),
|
|
msg.rendered_content)
|
|
|
|
with mock.patch('zerver.views.messages.queue_json_publish', wraps=wrapped_queue_json_publish) as patched:
|
|
result = self.client_patch("/json/messages/" + str(msg_id), {
|
|
'message_id': msg_id, 'content': edited_url,
|
|
})
|
|
self.assert_json_success(result)
|
|
|
|
def test_get_link_embed_data(self) -> None:
|
|
url = 'http://test.org/'
|
|
embedded_link = '<a href="{0}" target="_blank" title="The Rock">The Rock</a>'.format(url)
|
|
|
|
# When humans send, we should get embedded content.
|
|
msg = self._send_message_with_test_org_url(sender_email=self.example_email('hamlet'))
|
|
self.assertIn(embedded_link, msg.rendered_content)
|
|
|
|
# We don't want embedded content for bots.
|
|
msg = self._send_message_with_test_org_url(sender_email='webhook-bot@zulip.com',
|
|
queue_should_run=False)
|
|
self.assertNotIn(embedded_link, msg.rendered_content)
|
|
|
|
# Try another human to make sure bot failure was due to the
|
|
# bot sending the message and not some other reason.
|
|
msg = self._send_message_with_test_org_url(sender_email=self.example_email('prospero'))
|
|
self.assertIn(embedded_link, msg.rendered_content)
|
|
|
|
def test_inline_url_embed_preview(self) -> None:
|
|
with_preview = '<p><a href="http://test.org/" target="_blank" title="http://test.org/">http://test.org/</a></p>\n<div class="message_embed"><a class="message_embed_image" href="http://test.org/" style="background-image: url(http://ia.media-imdb.com/images/rock.jpg)" target="_blank"></a><div class="data-container"><div class="message_embed_title"><a href="http://test.org/" target="_blank" title="The Rock">The Rock</a></div><div class="message_embed_description">Description text</div></div></div>'
|
|
without_preview = '<p><a href="http://test.org/" target="_blank" title="http://test.org/">http://test.org/</a></p>'
|
|
msg = self._send_message_with_test_org_url(sender_email=self.example_email('hamlet'))
|
|
self.assertEqual(msg.rendered_content, with_preview)
|
|
|
|
realm = msg.get_realm()
|
|
setattr(realm, 'inline_url_embed_preview', False)
|
|
realm.save()
|
|
|
|
msg = self._send_message_with_test_org_url(sender_email=self.example_email('prospero'), queue_should_run=False)
|
|
self.assertEqual(msg.rendered_content, without_preview)
|
|
|
|
@override_settings(INLINE_URL_EMBED_PREVIEW=True)
|
|
def test_inline_relative_url_embed_preview(self) -> None:
|
|
# Relative urls should not be sent for url preview.
|
|
with mock.patch('zerver.lib.actions.queue_json_publish') as patched:
|
|
self.send_personal_message(
|
|
self.example_email('prospero'),
|
|
self.example_email('cordelia'),
|
|
content="http://zulip.testserver/api/",
|
|
)
|
|
patched.assert_not_called()
|
|
|
|
def test_inline_url_embed_preview_with_relative_image_url(self) -> None:
|
|
with_preview_relative = '<p><a href="http://test.org/" target="_blank" title="http://test.org/">http://test.org/</a></p>\n<div class="message_embed"><a class="message_embed_image" href="http://test.org/" style="background-image: url(http://test.org/images/rock.jpg)" target="_blank"></a><div class="data-container"><div class="message_embed_title"><a href="http://test.org/" target="_blank" title="The Rock">The Rock</a></div><div class="message_embed_description">Description text</div></div></div>'
|
|
# Try case where the opengraph image is a relative url.
|
|
msg = self._send_message_with_test_org_url(sender_email=self.example_email('prospero'), relative_url=True)
|
|
self.assertEqual(msg.rendered_content, with_preview_relative)
|
|
|
|
def test_http_error_get_data(self) -> None:
|
|
url = 'http://test.org/'
|
|
msg_id = self.send_personal_message(
|
|
self.example_email('hamlet'),
|
|
self.example_email('cordelia'),
|
|
content=url,
|
|
)
|
|
msg = Message.objects.select_related("sender").get(id=msg_id)
|
|
event = {
|
|
'message_id': msg_id,
|
|
'urls': [url],
|
|
'message_realm_id': msg.sender.realm_id,
|
|
'message_content': url}
|
|
with self.settings(INLINE_URL_EMBED_PREVIEW=True, TEST_SUITE=False, CACHES=TEST_CACHES):
|
|
with mock.patch('requests.get', mock.Mock(side_effect=ConnectionError())):
|
|
FetchLinksEmbedData().consume(event)
|
|
msg = Message.objects.get(id=msg_id)
|
|
self.assertEqual(
|
|
'<p><a href="http://test.org/" target="_blank" title="http://test.org/">http://test.org/</a></p>',
|
|
msg.rendered_content)
|
|
|
|
def test_invalid_link(self) -> None:
|
|
with self.settings(INLINE_URL_EMBED_PREVIEW=True, TEST_SUITE=False, CACHES=TEST_CACHES):
|
|
self.assertIsNone(get_link_embed_data('com.notvalidlink'))
|
|
self.assertIsNone(get_link_embed_data(u'μένει.com.notvalidlink'))
|
|
|
|
def test_link_embed_data_from_cache(self) -> None:
|
|
url = 'http://test.org/'
|
|
link_embed_data = 'test data'
|
|
|
|
with self.assertRaises(NotFoundInCache):
|
|
link_embed_data_from_cache(url)
|
|
|
|
with self.settings(CACHES=TEST_CACHES):
|
|
key = preview_url_cache_key(url)
|
|
cache_set(key, link_embed_data, 'database')
|
|
self.assertEqual(link_embed_data, link_embed_data_from_cache(url))
|