def get(self):
site = util.get_required_param(self, 'site')
user = self.request.get('user_id') or source.ME
group = self.request.get('group_id') or source.ALL
if group == '@list':
group = util.get_required_param(self, 'list')
activity_id = search_query = ''
if group == source.SEARCH:
search_query = self.request.get('search_query', '')
elif group != source.BLOCKS:
activity_id = self.request.get('activity_id', '')
# pass query params through
params = dict(self.request.params.items())
params.update({
'plaintext': 'true',
'cache': 'false',
'search_query': search_query,
})
path = '/'.join(
urllib.parse.quote_plus(part, safe='@')
for part in (site, user, group, '@app', activity_id))
return self.redirect(f'/{path}?{urllib.parse.urlencode(params)}')
def get(self):
source = util.get_required_param(self, 'source')
target = util.get_required_param(self, 'target')
id = '%s %s' % (source, target)
resp = Response.get_by_id(id)
if not resp:
self.abort(404, 'No stored response for %s' % id)
if resp.source_mf2:
as1 = microformats2.json_to_object(json.loads(resp.source_mf2))
elif resp.source_as2:
as1 = as2.to_as1(json.loads(resp.source_as2))
elif resp.source_atom:
as1 = atom.atom_to_activity(resp.source_atom)
else:
self.abort(404, 'Stored response for %s has no data' % id)
# add HTML meta redirect to source page. should trigger for end users in
# browsers but not for webmention receivers (hopefully).
html = microformats2.activities_to_html([as1])
utf8 = '<meta charset="utf-8">'
refresh = '<meta http-equiv="refresh" content="0;url=%s">' % source
html = html.replace(utf8, utf8 + '\n' + refresh)
self.response.write(html)
def get(self):
expected_inputs = ('activitystreams', 'html', 'json-mf2')
input = util.get_required_param(self, 'input')
if input not in expected_inputs:
raise exc.HTTPBadRequest('Invalid input: %s, expected one of %r' %
(input, expected_inputs))
# fetch url
url = util.get_required_param(self, 'url')
logging.info('Fetching %s', url)
resp = urllib2.urlopen(url, timeout=appengine_config.HTTP_TIMEOUT)
if url != resp.geturl():
logging.info('Redirected to %s', resp.geturl())
body = resp.read()
# decode data
if input == 'activitystreams':
activities = json.loads(body)
elif input == 'html':
activities = microformats2.html_to_activities(body, resp.geturl())
elif input == 'json-mf2':
activities = [microformats2.json_to_object(item)
for item in json.loads(body).get('items', [])]
self.write_response(source.Source.make_activities_base_response(activities))
def get(self):
expected_inputs = ('activitystreams', 'html', 'json-mf2')
input = util.get_required_param(self, 'input')
if input not in expected_inputs:
raise exc.HTTPBadRequest('Invalid input: %s, expected one of %r' %
(input, expected_inputs))
# fetch url
url = util.get_required_param(self, 'url')
logging.info('Fetching %s', url)
resp = urllib2.urlopen(url, timeout=appengine_config.HTTP_TIMEOUT)
if url != resp.geturl():
logging.info('Redirected to %s', resp.geturl())
body = resp.read()
# decode data
if input == 'activitystreams':
activities = json.loads(body)
elif input == 'html':
activities = microformats2.html_to_activities(body, resp.geturl())
elif input == 'json-mf2':
activities = [
microformats2.json_to_object(item)
for item in json.loads(body).get('items', [])
]
self.write_response(
source.Source.make_activities_base_response(activities))
def get(self):
expected_inputs = ('activitystreams', 'html', 'json-mf2')
input = util.get_required_param(self, 'input')
if input not in expected_inputs:
raise exc.HTTPBadRequest('Invalid input: %s, expected one of %r' %
(input, expected_inputs))
url = util.get_required_param(self, 'url')
# check if request is cached
cache = self.request.get('cache', '').lower() != 'false'
cache_key = 'U %s' % url
cached = memcache.get(cache_key) if cache else None
if cached:
logging.info('Serving cached response %r', cache_key)
url = cached['url']
body = cached['body']
else:
# fetch url
try:
resp = util.urlopen(url)
except (ValueError, httplib.InvalidURL) as e:
self.abort(400, str(e))
# other exceptions are handled by webutil.handlers.handle_exception(),
# which uses interpret_http_exception(), etc.
if url != resp.geturl():
url = resp.geturl()
logging.info('Redirected to %s', url)
body = resp.read()
if cache:
logging.info('Caching response in %r', cache_key)
memcache.set(cache_key, {'url': url, 'body': body}, URL_CACHE_TIME)
# decode data
mf2 = None
if input == 'html':
mf2 = mf2py.parse(doc=body, url=url)
elif input == 'json-mf2':
mf2 = json.loads(body)
mf2.setdefault('rels', {}) # mf2util expects rels
actor = None
title = None
if mf2:
actor = microformats2.find_author(
mf2, fetch_mf2_func=lambda url: mf2py.parse(url=url))
title = mf2util.interpret_feed(mf2, url).get('name')
if input == 'activitystreams':
activities = json.loads(body)
elif input == 'html':
activities = microformats2.html_to_activities(body, url, actor)
elif input == 'json-mf2':
activities = [microformats2.json_to_object(item, actor=actor)
for item in mf2.get('items', [])]
self.write_response(source.Source.make_activities_base_response(activities),
url=url, actor=actor, title=title)
def get(self):
self.response.headers['Content-Type'] = 'application/atom+xml'
tw = twitter.Twitter(util.get_required_param(self, 'access_token_key'),
util.get_required_param(self, 'access_token_secret'))
list_str = self.request.get('list')
if list_str:
if list_str == 'tonysss13/financial':
raise exc.HTTPTooManyRequests("Please reduce your feed reader's polling rate.")
# this pattern is duplicated in index.html.
# also note that list names allow more characters that usernames, but the
# allowed characters aren't explicitly documented. :/ details:
# https://groups.google.com/d/topic/twitter-development-talk/lULdIVR3B9s/discussion
match = re.match(r'@?([A-Za-z0-9_]+)/([A-Za-z0-9_-]+)', list_str)
if not match:
self.abort(400, 'List must be of the form username/list (got %r)' % list_str)
user_id, group_id = match.groups()
actor = tw.get_actor(user_id)
activities = tw.get_activities(user_id=user_id, group_id=group_id, count=50)
else:
actor = tw.get_actor()
activities = tw.get_activities(count=50)
title = 'twitter-atom feed for %s' % (list_str or actor.get('username', ''))
try:
self.response.out.write(atom.activities_to_atom(
activities, actor, title=title, host_url=self.request.host_url + '/',
request_url=self.request.path_url, xml_base='https://twitter.com/'))
except DeadlineExceededError:
logging.warning('Hit 60s overall request deadline, returning 503.', exc_info=True)
raise exc.HTTPServiceUnavailable()
def post(self):
url = '/oauth_callback?%s' % urllib.urlencode({
'list': self.request.get('list', '').encode('utf-8'),
'consumer_key': util.get_required_param(self, 'consumer_key'),
'consumer_secret': util.get_required_param(self, 'consumer_secret'),
})
handler = oauth_twitter.StartHandler.to(url)(self.request, self.response)
return handler.post()
def post(self):
url = '/oauth_callback?%s' % urllib.urlencode({
'list': self.request.get('list', '').encode('utf-8'),
'consumer_key': util.get_required_param(self, 'consumer_key'),
'consumer_secret': util.get_required_param(self, 'consumer_secret'),
})
handler = oauth_twitter.StartHandler.to(url)(self.request, self.response)
return handler.post()
def get(self):
self.response.headers['Content-Type'] = 'application/atom+xml'
# New style feed with user-provided app (consumer) key and secret
if (not self.request.get('consumer_key') and
not self.request.get('consumer_secret')):
# Welcome back message for old feeds
self.response.out.write("""\
<?xml version="1.0" encoding="UTF-8"?>
<feed xml:lang="en-US" xmlns="http://www.w3.org/2005/Atom">
<generator uri="https://twitter-atom.appspot.com/" version="0.1">twitter-atom</generator>
<id>https://twitter-atom.appspot.com/</id>
<title>Twitter Atom feeds is back!</title>
<updated>2013-07-08T20:00:00</updated>
<entry>
<id>tag:twitter-atom.appspot.com,2013:2</id>
<title>Twitter Atom feeds is back!</title>
<content type="xhtml">
<div xmlns="http://www.w3.org/1999/xhtml">
<p style="color: red; font-style: italic;"><b>Twitter Atom feeds is back! I'm experimenting with a new design that Twitter will (hopefully) be ok with. You can try it out by <a href="http://twitter-atom.appspot.com/">generating a new feed here</a>. Feel free to <a href="http://twitter.com/snarfed_org">ping me</a> if you have any questions. Welcome back!</b></p>
</div>
</content>
<published>2013-07-08T20:00:00</published>
</entry>
</feed>
""")
return
tw = twitter.Twitter(util.get_required_param(self, 'access_token_key'),
util.get_required_param(self, 'access_token_secret'))
list_str = self.request.get('list')
if list_str:
if list_str == 'tonysss13/financial':
raise exc.HTTPTooManyRequests("Please reduce your feed reader's polling rate.")
# this pattern is duplicated in index.html.
# also note that list names allow more characters that usernames, but the
# allowed characters aren't explicitly documented. :/ details:
# https://groups.google.com/d/topic/twitter-development-talk/lULdIVR3B9s/discussion
match = re.match(r'@?([A-Za-z0-9_]+)/([A-Za-z0-9_-]+)', list_str)
if not match:
self.abort(400, 'List must be of the form username/list (got %r)' % list_str)
user_id, group_id = match.groups()
actor = tw.get_actor(user_id)
activities = tw.get_activities(user_id=user_id, group_id=group_id, count=50)
else:
actor = tw.get_actor()
activities = tw.get_activities(count=50)
title = 'twitter-atom feed for %s' % (list_str or actor.get('username', ''))
try:
self.response.out.write(atom.activities_to_atom(
activities, actor, title=title, host_url=self.request.host_url + '/',
request_url=self.request.path_url, xml_base='https://twitter.com/'))
except DeadlineExceededError:
logging.warning('Hit 60s overall request deadline, returning 503.', exc_info=True)
raise exc.HTTPServiceUnavailable()
def get(self):
self.response.headers['Content-Type'] = 'application/atom+xml'
# New style feed with user-provided app (consumer) key and secret
if (not self.request.get('consumer_key') and
not self.request.get('consumer_secret')):
# Welcome back message for old feeds
self.response.out.write("""\
<?xml version="1.0" encoding="UTF-8"?>
<feed xml:lang="en-US" xmlns="http://www.w3.org/2005/Atom">
<generator uri="https://twitter-atom.appspot.com/" version="0.1">twitter-atom</generator>
<id>https://twitter-atom.appspot.com/</id>
<title>Twitter Atom feeds is back!</title>
<updated>2013-07-08T20:00:00</updated>
<entry>
<id>tag:twitter-atom.appspot.com,2013:2</id>
<title>Twitter Atom feeds is back!</title>
<content type="xhtml">
<div xmlns="http://www.w3.org/1999/xhtml">
<p style="color: red; font-style: italic;"><b>Twitter Atom feeds is back! I'm experimenting with a new design that Twitter will (hopefully) be ok with. You can try it out by <a href="http://twitter-atom.appspot.com/">generating a new feed here</a>. Feel free to <a href="http://twitter.com/snarfed_org">ping me</a> if you have any questions. Welcome back!</b></p>
</div>
</content>
<published>2013-07-08T20:00:00</published>
</entry>
</feed>
""")
return
tw = twitter.Twitter(util.get_required_param(self, 'access_token_key'),
util.get_required_param(self, 'access_token_secret'))
list_str = self.request.get('list')
if list_str:
# this pattern is duplicated in index.html.
# also note that list names allow more characters that usernames, but the
# allowed characters aren't explicitly documented. :/ details:
# https://groups.google.com/d/topic/twitter-development-talk/lULdIVR3B9s/discussion
match = re.match(r'@?([A-Za-z0-9_]+)/([A-Za-z0-9_-]+)', list_str)
if not match:
self.abort(400, 'List must be of the form username/list (got %r)' % list_str)
user_id, group_id = match.groups()
actor = tw.get_actor(user_id)
activities = tw.get_activities(user_id=user_id, group_id=group_id, count=50)
else:
actor = tw.get_actor()
activities = tw.get_activities(count=50)
title = 'twitter-atom feed for %s' % (list_str or actor.get('username', ''))
self.response.out.write(atom.activities_to_atom(
activities, actor, title=title, host_url=self.request.host_url + '/',
request_url=self.request.path_url, xml_base='https://twitter.com/'))
def post(self):
logging.info('(Params: %s )', self.request.params.items())
source = util.get_required_param(self, 'source')
if urlparse.urlparse(source).netloc.split(':')[0] != 'localhost':
try:
msg = 'Bridgy Fed: new webmention from %s' % source
mail.send_mail(
sender='*****@*****.**',
to='*****@*****.**',
subject=msg, body=msg)
except BaseException:
logging.warning('Error sending email', exc_info=True)
self.resp = None
try:
self.try_activitypub()
if self.resp:
self.resp.status = 'complete'
except:
if self.resp:
self.resp.status = 'error'
raise
finally:
if self.resp:
self.resp.put()
def post(self):
logging.info('(Params: %s )', self.request.params.items())
# fetch source page
source = util.get_required_param(self, 'source')
source_resp = common.requests_get(source)
self.source_url = source_resp.url or source
self.source_domain = urlparse.urlparse(self.source_url).netloc.split(':')[0]
self.source_mf2 = mf2py.parse(source_resp.text, url=self.source_url, img_with_alt=True)
# logging.debug('Parsed mf2 for %s: %s', source_resp.url, json.dumps(self.source_mf2, indent=2))
# check for backlink to bridgy fed (for webmention spec and to confirm
# source's intent to federate to mastodon)
if (self.request.host_url not in source_resp.text and
urllib.quote(self.request.host_url, safe='') not in source_resp.text):
common.error(self, "Couldn't find link to %s" % self.request.host_url)
# convert source page to ActivityStreams
entry = mf2util.find_first_entry(self.source_mf2, ['h-entry'])
if not entry:
common.error(self, 'No microformats2 found on %s' % self.source_url)
logging.info('First entry: %s', json.dumps(entry, indent=2))
# make sure it has url, since we use that for AS2 id, which is required
# for ActivityPub.
props = entry.setdefault('properties', {})
if not props.get('url'):
props['url'] = [self.source_url]
self.source_obj = microformats2.json_to_object(entry, fetch_mf2=True)
logging.info('Converted to AS1: %s', json.dumps(self.source_obj, indent=2))
self.try_activitypub() or self.try_salmon()
def get(self):
expected_inputs = ('activitystreams', 'html', 'json-mf2', 'jsonfeed')
input = util.get_required_param(self, 'input')
if input not in expected_inputs:
raise exc.HTTPBadRequest('Invalid input: %s, expected one of %r' %
(input, expected_inputs))
url, body = self._urlopen(util.get_required_param(self, 'url'))
# decode data
mf2 = None
if input == 'html':
mf2 = mf2py.parse(doc=body, url=url)
elif input == 'json-mf2':
mf2 = json.loads(body)
mf2.setdefault('rels', {}) # mf2util expects rels
actor = None
title = None
if mf2:
def fetch_mf2_func(url):
_, doc = self._urlopen(url)
return mf2py.parse(doc=doc, url=url)
actor = microformats2.find_author(mf2,
fetch_mf2_func=fetch_mf2_func)
title = mf2util.interpret_feed(mf2, url).get('name')
if input == 'activitystreams':
activities = json.loads(body)
elif input == 'html':
activities = microformats2.html_to_activities(body, url, actor)
elif input == 'json-mf2':
activities = [
microformats2.json_to_object(item, actor=actor)
for item in mf2.get('items', [])
]
elif input == 'jsonfeed':
activities, actor = jsonfeed.jsonfeed_to_activities(
json.loads(body))
self.write_response(
source.Source.make_activities_base_response(activities),
url=url,
actor=actor,
title=title)
def finish(self, auth_entity, state=None):
if not auth_entity:
logging.info('User declined Twitter auth prompt')
return self.redirect('/')
token_key, token_secret = auth_entity.access_token()
atom_url = self.request.host_url + '/atom?' + urllib.urlencode({
'consumer_key': util.get_required_param(self, 'consumer_key'),
'consumer_secret': util.get_required_param(self, 'consumer_secret'),
'access_token_key': token_key,
'access_token_secret': token_secret,
'list': self.request.get('list', '').encode('utf-8'),
})
logging.info('generated feed URL: %s', atom_url)
env = jinja2.Environment(loader=jinja2.FileSystemLoader(('.')), autoescape=True)
self.response.out.write(env.get_template('templates/generated.html').render(
{'atom_url': atom_url}))
def finish(self, auth_entity, state=None):
if not auth_entity:
logging.info('User declined Twitter auth prompt')
return self.redirect('/')
token_key, token_secret = auth_entity.access_token()
atom_url = self.request.host_url + '/atom?' + urllib.urlencode({
'consumer_key': util.get_required_param(self, 'consumer_key'),
'consumer_secret': util.get_required_param(self, 'consumer_secret'),
'access_token_key': token_key,
'access_token_secret': token_secret,
'list': self.request.get('list', '').encode('utf-8'),
})
logging.info('generated feed URL: %s', atom_url)
env = jinja2.Environment(loader=jinja2.FileSystemLoader(('.')), autoescape=True)
self.response.out.write(env.get_template('templates/generated.html').render(
{'atom_url': atom_url}))
def get(self):
source = util.get_required_param(self, 'source')
target = util.get_required_param(self, 'target')
id = '%s %s' % (source, target)
resp = Response.get_by_id(id)
if not resp:
self.abort(404, 'No stored response for %s' % id)
if resp.source_mf2:
as1 = microformats2.json_to_object(json.loads(resp.source_mf2))
elif resp.source_as2:
as1 = as2.to_as1(json.loads(resp.source_as2))
elif resp.source_atom:
as1 = atom.atom_to_activity(resp.source_atom)
else:
self.abort(404, 'Stored response for %s has no data' % id)
self.response.write(microformats2.activities_to_html([as1]))
def template_vars(self):
resource = util.get_required_param(self, 'resource')
try:
_, domain = util.parse_acct_uri(resource)
except ValueError:
domain = urlparse.urlparse(resource).netloc or resource
url = None
if resource.startswith('http://') or resource.startswith('https://'):
url = resource
return super(WebfingerHandler, self).template_vars(domain, url=url)
def get(self):
"""Handles an API GET.
Request path is of the form /site/user_id/group_id/app_id/activity_id ,
where each element except site is an optional string object id.
"""
# parse path
args = urllib.unquote(self.request.path).strip('/').split('/')
if not args or len(args) > MAX_PATH_LEN:
raise exc.HTTPNotFound('Expected 1-%d path elements; found %d' %
(MAX_PATH_LEN, len(args)))
# make source instance
site = args.pop(0)
if site == 'twitter':
src = twitter.Twitter(
access_token_key=util.get_required_param(self, 'access_token_key'),
access_token_secret=util.get_required_param(self, 'access_token_secret'))
elif site == 'facebook':
src = facebook.Facebook(
access_token=util.get_required_param(self, 'access_token'))
elif site == 'flickr':
src = flickr.Flickr(
access_token_key=util.get_required_param(self, 'access_token_key'),
access_token_secret=util.get_required_param(self, 'access_token_secret'))
elif site == 'instagram':
src = instagram.Instagram(
access_token=util.get_required_param(self, 'access_token'))
elif site == 'google+':
auth_entity = util.get_required_param(self, 'auth_entity')
src = googleplus.GooglePlus(auth_entity=ndb.Key(urlsafe=auth_entity).get())
else:
src_cls = source.sources.get(site)
if not src_cls:
raise exc.HTTPNotFound('Unknown site %r' % site)
src = src_cls(**self.request.params)
# handle default path elements
args = [None if a in defaults else a
for a, defaults in zip(args, PATH_DEFAULTS)]
user_id = args[0] if args else None
# fetch actor if necessary
actor = None
if self.request.get('format') == 'atom':
# atom needs actor
args = [None if a in defaults else a # handle default path elements
for a, defaults in zip(args, PATH_DEFAULTS)]
user_id = args[0] if args else None
actor = src.get_actor(user_id) if src else {}
# get activities and write response
response = src.get_activities_response(*args, **self.get_kwargs())
self.write_response(response, actor=actor)
def get(self):
"""Handles an API GET.
Request path is of the form /site/user_id/group_id/app_id/activity_id ,
where each element except site is an optional string object id.
"""
# parse path
args = urllib.unquote(self.request.path).strip('/').split('/')
if not args or len(args) > MAX_PATH_LEN:
raise exc.HTTPNotFound('Expected 1-%d path elements; found %d' %
(MAX_PATH_LEN, len(args)))
# make source instance
site = args.pop(0)
if site == 'twitter':
src = twitter.Twitter(
access_token_key=util.get_required_param(self, 'access_token_key'),
access_token_secret=util.get_required_param(self, 'access_token_secret'))
elif site == 'facebook':
src = facebook.Facebook(
access_token=util.get_required_param(self, 'access_token'))
elif site == 'flickr':
src = flickr.Flickr(
access_token_key=util.get_required_param(self, 'access_token_key'),
access_token_secret=util.get_required_param(self, 'access_token_secret'))
elif site == 'instagram':
src = instagram.Instagram(
access_token=util.get_required_param(self, 'access_token'))
elif site == 'google+':
auth_entity = util.get_required_param(self, 'auth_entity')
src = googleplus.GooglePlus(auth_entity=ndb.Key(urlsafe=auth_entity).get())
else:
src_cls = source.sources.get(site)
if not src_cls:
raise exc.HTTPNotFound('Unknown site %r' % site)
src = src_cls(**self.request.params)
# handle default path elements
args = [None if a in defaults else a
for a, defaults in zip(args, PATH_DEFAULTS)]
user_id = args[0] if args else None
# fetch actor if necessary
actor = None
if self.request.get('format') == 'atom':
# atom needs actor
args = [None if a in defaults else a # handle default path elements
for a, defaults in zip(args, PATH_DEFAULTS)]
user_id = args[0] if args else None
actor = src.get_actor(user_id) if src else {}
# get activities and write response
response = src.get_activities_response(*args, **self.get_kwargs())
self.write_response(response, actor=actor)
def get(self):
site = util.get_required_param(self, 'site')
user = self.request.get('user_id') or source.ME
group = self.request.get('group_id') or source.ALL
if group == '@list':
group = util.get_required_param(self, 'list')
activity_id = search_query = ''
if group == source.SEARCH:
search_query = self.request.get('search_query', '').encode('utf-8')
elif group != source.BLOCKS:
activity_id = self.request.get('activity_id', '').encode('utf-8')
# pass query params through
params = dict(self.request.params.items())
params.update({
'plaintext': 'true',
'cache': 'false',
'search_query': search_query,
})
return self.redirect('/%s/%s/%s/@app/%s?%s' % (
site, urllib.quote_plus(user.encode('utf-8')), group, activity_id,
urllib.urlencode(params)))
def get(self):
expected_inputs = ('activitystreams', 'html', 'json-mf2')
input = util.get_required_param(self, 'input')
if input not in expected_inputs:
raise exc.HTTPBadRequest('Invalid input: %s, expected one of %r' %
(input, expected_inputs))
# fetch url
url = util.get_required_param(self, 'url')
resp = util.urlopen(url)
if url != resp.geturl():
url = resp.geturl()
logging.info('Redirected to %s', url)
body = resp.read()
# decode data
mf2 = None
if input == 'activitystreams':
activities = json.loads(body)
elif input == 'html':
activities = microformats2.html_to_activities(body, url)
mf2 = mf2py.parse(doc=body, url=url)
elif input == 'json-mf2':
mf2 = json.loads(body)
mf2['rels'] = {} # mf2util expects rels
activities = [microformats2.json_to_object(item)
for item in mf2.get('items', [])]
author = None
title = None
if mf2:
author = microformats2.find_author(mf2)
title = mf2util.interpret_feed(mf2, url).get('name')
self.write_response(source.Source.make_activities_base_response(activities),
url=url, actor=author, title=title)
def get(self):
site = util.get_required_param(self, 'site')
user = self.request.get('user_id') or source.ME
group = self.request.get('group_id') or source.ALL
if group == '@list':
group = util.get_required_param(self, 'list')
activity_id = search_query = ''
if group == source.SEARCH:
search_query = self.request.get('search_query', '').encode('utf-8')
elif group != source.BLOCKS:
activity_id = self.request.get('activity_id', '').encode('utf-8')
# pass query params through
params = dict(self.request.params.items())
params.update({
'plaintext': 'true',
'cache': 'false',
'search_query': search_query,
})
return self.redirect('/%s/%s/%s/@app/%s?%s' %
(site, urllib.quote_plus(user.encode('utf-8')),
group, activity_id, urllib.urlencode(params)))
def get(self):
cookie = 'sessionid=%s' % urllib.quote(
util.get_required_param(self, 'sessionid').encode('utf-8'))
logging.info('Fetching with Cookie: %s', cookie)
host_url = self.request.host_url + '/'
ig = instagram.Instagram()
try:
resp = ig.get_activities_response(group_id=source.FRIENDS, scrape=True,
cookie=cookie)
except Exception as e:
status, text = util.interpret_http_exception(e)
if status in ('401', '403'):
self.response.headers['Content-Type'] = 'application/atom+xml'
self.response.out.write(atom.activities_to_atom([{
'object': {
'url': self.request.url,
'content': 'Your instagram-atom cookie isn\'t working. <a href="%s">Click here to regenerate your feed!</a>' % host_url,
},
}], {}, title='instagram-atom', host_url=host_url,
request_url=self.request.path_url))
return
elif status:
self.response.status = 502 if int(status) // 100 == 5 else status
elif util.is_connection_failure(e):
self.response.status = 504 # HTTP 504 Gateway Timeout
else:
logging.exception('oops!')
self.response.status = 500
if isinstance(text, str):
text = text.decode('utf-8')
self.response.text = text or u'Unknown error.'
return
actor = resp.get('actor')
if actor:
logging.info('Logged in as %s (%s)',
actor.get('username'), actor.get('displayName'))
else:
logging.warning("Couldn't determine Instagram user!")
title = 'instagram-atom feed for %s' % ig.actor_name(actor)
self.response.headers['Content-Type'] = 'application/atom+xml'
self.response.out.write(atom.activities_to_atom(
resp.get('items', []), actor, title=title, host_url=host_url,
request_url=self.request.path_url, xml_base='https://www.instagram.com/'))
def get(self):
site = util.get_required_param(self, 'site')
group = self.request.get('group_id', source.ALL)
if group == source.SEARCH:
search_query = self.request.get('search_query', '')
activity_id = ''
else:
activity_id = self.request.get('activity_id', '')
search_query = ''
params = {
'plaintext': 'true',
'search_query': search_query,
}
params.update({name: val for name, val in self.request.params.items()
if name in API_PARAMS})
return self.redirect('/%s/@me/%s/@app/%s?%s' % (
site, group, activity_id, urllib.urlencode(params)))
def get(self):
cookie = 'sessionid=%s' % urllib.quote(
util.get_required_param(self, 'sessionid').encode('utf-8'))
logging.info('Fetching with Cookie: %s', cookie)
ig = instagram.Instagram()
try:
resp = ig.get_activities_response(group_id=source.FRIENDS,
scrape=True,
cookie=cookie)
except Exception as e:
status, text = util.interpret_http_exception(e)
if status:
self.response.status = 502 if status == 500 else status
elif util.is_connection_failure(e):
self.response.status = 504 # HTTP 504 Gateway Timeout
else:
logging.exception('oops!')
self.response.status = 500
if isinstance(text, str):
text = text.decode('utf-8')
self.response.text = text or u'Unknown error.'
return
actor = resp.get('actor')
if actor:
logging.info('Logged in as %s (%s)', actor.get('username'),
actor.get('displayName'))
else:
logging.warning("Couldn't determine Instagram user!")
title = 'instagram-atom feed for %s' % ig.actor_name(actor)
self.response.headers['Content-Type'] = 'application/atom+xml'
self.response.out.write(
atom.activities_to_atom(resp.get('items', []),
actor,
title=title,
host_url=self.request.host_url + '/',
request_url=self.request.path_url,
xml_base='https://www.instagram.com/'))
def get(self):
site = util.get_required_param(self, 'site')
group = self.request.get('group_id', source.ALL)
if group == source.SEARCH:
search_query = self.request.get('search_query', '')
activity_id = ''
else:
activity_id = self.request.get('activity_id', '')
search_query = ''
params = {
'plaintext': 'true',
'search_query': search_query,
}
params.update({
name: val
for name, val in self.request.params.items() if name in API_PARAMS
})
return self.redirect(
'/%s/@me/%s/@app/%s?%s' %
(site, group, activity_id, urllib.urlencode(params)))
def load_source(handler, param='source_key'):
"""Extracts a URL-safe key from a query parameter and loads a source object.
Returns HTTP 400 if the parameter is not provided or the source doesn't exist.
Args:
handler: RequestHandler
param: string
Returns: Source object
"""
try:
source = ndb.Key(urlsafe=util.get_required_param(handler, param)).get()
except (TypeError, ProtocolBufferDecodeError):
msg = 'Bad value for %s' % param
logging.warning(msg, exc_info=True)
handler.abort(400, msg)
if not source:
handler.abort(400, 'Source key not found')
return source
def get(self):
site = util.get_required_param(self, 'site')
group = self.request.get('group_id') or source.ALL
user = self.request.get('user_id') or source.ME
if group == source.SEARCH:
search_query = self.request.get('search_query', '').encode('utf-8')
activity_id = ''
else:
activity_id = self.request.get('activity_id', '').encode('utf-8')
search_query = ''
params = {
'plaintext': 'true',
'cache': 'false',
'search_query': search_query,
}
params.update({name: val for name, val in self.request.params.items()
if name in API_PARAMS})
return self.redirect('/%s/%s/%s/@app/%s?%s' % (
site, urllib.quote_plus(user.encode('utf-8')), group, activity_id,
urllib.urlencode(params)))
def get(self):
site = util.get_required_param(self, 'site')
group = self.request.get('group_id') or source.ALL
user = self.request.get('user_id') or source.ME
if group == source.SEARCH:
search_query = self.request.get('search_query', '').encode('utf-8')
activity_id = ''
else:
activity_id = self.request.get('activity_id', '').encode('utf-8')
search_query = ''
params = {
'plaintext': 'true',
'cache': 'false',
'search_query': search_query,
}
params.update({name: val for name, val in self.request.params.items()
if name in API_PARAMS})
return self.redirect('/%s/%s/%s/@app/%s?%s' % (
site, urllib.quote_plus(user.encode('utf-8')), group, activity_id,
urllib.urlencode(params)))
def load_source(handler, param='source_key'):
"""Extracts a URL-safe key from a query parameter and loads a source object.
Returns HTTP 400 if the parameter is not provided or the source doesn't exist.
Args:
handler: RequestHandler
param: string
Returns: Source object
"""
try:
source = ndb.Key(urlsafe=util.get_required_param(handler, param)).get()
except (binascii.Error, google.protobuf.message.DecodeError):
msg = 'Bad value for %s' % param
logging.warning(msg, stack_info=True)
handler.abort(400, msg)
if not source:
handler.abort(400, 'Source key not found')
return source
def get(self):
"""Handles an API GET.
Request path is of the form /site/user_id/group_id/app_id/activity_id ,
where each element except site is an optional string object id.
"""
# parse path
args = urllib.unquote(self.request.path).strip('/').split('/')
if not args or len(args) > MAX_PATH_LEN:
raise exc.HTTPNotFound('Expected 1-%d path elements; found %d' %
(MAX_PATH_LEN, len(args)))
# make source instance
site = args.pop(0)
if site == 'twitter':
src = twitter.Twitter(access_token_key=util.get_required_param(
self, 'access_token_key'),
access_token_secret=util.get_required_param(
self, 'access_token_secret'))
elif site == 'facebook':
src = facebook.Facebook(
access_token=util.get_required_param(self, 'access_token'))
elif site == 'flickr':
src = flickr.Flickr(access_token_key=util.get_required_param(
self, 'access_token_key'),
access_token_secret=util.get_required_param(
self, 'access_token_secret'))
elif site == 'instagram':
src = instagram.Instagram(scrape=True)
elif site == 'google+':
auth_entity = util.get_required_param(self, 'auth_entity')
src = googleplus.GooglePlus(auth_entity=ndb.Key(
urlsafe=auth_entity).get())
else:
src_cls = source.sources.get(site)
if not src_cls:
raise exc.HTTPNotFound('Unknown site %r' % site)
src = src_cls(**self.request.params)
# decode tag URI ids
for i, arg in enumerate(args):
parsed = util.parse_tag_uri(arg)
if parsed:
domain, id = parsed
if domain != src.DOMAIN:
raise exc.HTTPBadRequest(
'Expected domain %s in tag URI %s, found %s' %
(src.DOMAIN, arg, domain))
args[i] = id
# check if request is cached
cache = self.request.get('cache', '').lower() != 'false'
if cache:
cache_key = 'R %s' % self.request.path
cached = memcache.get(cache_key)
if cached:
logging.info('Serving cached response %r', cache_key)
self.write_response(cached['response'],
actor=cached['actor'],
url=src.BASE_URL)
return
# handle default path elements
args = [
None if a in defaults else a
for a, defaults in zip(args, PATH_DEFAULTS)
]
user_id = args[0] if args else None
# get activities (etc)
try:
if len(args) >= 2 and args[1] == '@blocks':
response = {'items': src.get_blocklist()}
else:
response = src.get_activities_response(*args,
**self.get_kwargs(src))
except (NotImplementedError, ValueError) as e:
self.abort(400, str(e))
# other exceptions are handled by webutil.handlers.handle_exception(),
# which uses interpret_http_exception(), etc.
# fetch actor if necessary
actor = response.get('actor')
if not actor and self.request.get('format') == 'atom':
# atom needs actor
args = [
None if a in defaults else a # handle default path elements
for a, defaults in zip(args, PATH_DEFAULTS)
]
user_id = args[0] if args else None
actor = src.get_actor(user_id) if src else {}
self.write_response(response, actor=actor, url=src.BASE_URL)
# cache response
if cache:
logging.info('Caching response in %r', cache_key)
memcache.set(cache_key, {
'response': response,
'actor': actor
}, src.RESPONSE_CACHE_TIME)
def try_activitypub(self):
source = util.get_required_param(self, 'source')
# fetch source page, convert to ActivityStreams
source_resp = common.requests_get(source)
source_url = source_resp.url or source
source_mf2 = mf2py.parse(source_resp.text, url=source_url)
# logging.debug('Parsed mf2 for %s: %s', source_resp.url, json.dumps(source_mf2, indent=2))
entry = mf2util.find_first_entry(source_mf2, ['h-entry'])
logging.info('First entry: %s', json.dumps(entry, indent=2))
# make sure it has url, since we use that for AS2 id, which is required
# for ActivityPub.
props = entry.setdefault('properties', {})
if not props.get('url'):
props['url'] = [source_url]
source_obj = microformats2.json_to_object(entry, fetch_mf2=True)
logging.info('Converted to AS: %s', json.dumps(source_obj, indent=2))
# fetch target page as AS object. target is first in-reply-to, like-of,
# or repost-of, *not* target query param.)
target = util.get_url(util.get_first(source_obj, 'inReplyTo') or
util.get_first(source_obj, 'object'))
if not target:
common.error(self, 'No u-in-reply-to, u-like-of, or u-repost-of '
'found in %s' % source_url)
try:
target_resp = common.get_as2(target)
except (requests.HTTPError, exc.HTTPBadGateway) as e:
if (e.response.status_code // 100 == 2 and
common.content_type(e.response).startswith('text/html')):
self.resp = Response.get_or_create(
source=source_url, target=e.response.url or target,
direction='out', source_mf2=json.dumps(source_mf2))
return self.send_salmon(source_obj, target_resp=e.response)
raise
target_url = target_resp.url or target
self.resp = Response.get_or_create(
source=source_url, target=target_url, direction='out',
protocol='activitypub', source_mf2=json.dumps(source_mf2))
# find actor's inbox
target_obj = target_resp.json()
inbox_url = target_obj.get('inbox')
if not inbox_url:
# TODO: test actor/attributedTo and not, with/without inbox
actor = target_obj.get('actor') or target_obj.get('attributedTo')
if isinstance(actor, dict):
inbox_url = actor.get('inbox')
actor = actor.get('url')
if not inbox_url and not actor:
common.error(self, 'Target object has no actor or attributedTo URL')
if not inbox_url:
# fetch actor as AS object
actor = common.get_as2(actor).json()
inbox_url = actor.get('inbox')
if not inbox_url:
# TODO: probably need a way to save errors like this so that we can
# return them if ostatus fails too.
# common.error(self, 'Target actor has no inbox')
return self.send_salmon(source_obj, target_resp=target_resp)
# convert to AS2
source_domain = urlparse.urlparse(source_url).netloc
key = MagicKey.get_or_create(source_domain)
source_activity = common.postprocess_as2(
as2.from_as1(source_obj), target=target_obj, key=key)
if self.resp.status == 'complete':
source_activity['type'] = 'Update'
# prepare HTTP Signature (required by Mastodon)
# https://w3c.github.io/activitypub/#authorization-lds
# https://tools.ietf.org/html/draft-cavage-http-signatures-07
# https://github.com/tootsuite/mastodon/issues/4906#issuecomment-328844846
acct = 'acct:%s@%s' % (source_domain, source_domain)
auth = HTTPSignatureAuth(secret=key.private_pem(), key_id=acct,
algorithm='rsa-sha256')
# deliver source object to target actor's inbox.
headers = {
'Content-Type': common.CONTENT_TYPE_AS2,
# required for HTTP Signature
# https://tools.ietf.org/html/draft-cavage-http-signatures-07#section-2.1.3
'Date': datetime.datetime.utcnow().strftime('%a, %d %b %Y %H:%M:%S GMT'),
}
inbox_url = urlparse.urljoin(target_url, inbox_url)
resp = common.requests_post(inbox_url, json=source_activity, auth=auth,
headers=headers)
self.response.status_int = resp.status_code
if resp.status_code == 202:
self.response.write('202 response! If this is Mastodon 1.x, their '
'signature verification probably failed. :(\n')
self.response.write(resp.text)
def get(self):
expected_inputs = ('activitystreams', 'html', 'json-mf2')
input = util.get_required_param(self, 'input')
if input not in expected_inputs:
raise exc.HTTPBadRequest('Invalid input: %s, expected one of %r' %
(input, expected_inputs))
url = util.get_required_param(self, 'url')
# check if request is cached
cache = self.request.get('cache', '').lower() != 'false'
cache_key = 'U %s' % url
cached = memcache.get(cache_key) if cache else None
if cached:
logging.info('Serving cached response %r', cache_key)
url = cached['url']
body = cached['body']
else:
# fetch url
try:
resp = util.urlopen(url)
except (ValueError, httplib.InvalidURL) as e:
self.abort(400, str(e))
except Exception as e:
if util.is_connection_failure(e):
# HTTP 504 Gateway Timeout
self.abort(504, str(e))
raise
if url != resp.geturl():
url = resp.geturl()
logging.info('Redirected to %s', url)
body = resp.read()
if cache:
logging.info('Caching response in %r', cache_key)
memcache.set(cache_key, {'url': url, 'body': body}, URL_CACHE_TIME)
# decode data
mf2 = None
if input == 'html':
mf2 = mf2py.parse(doc=body, url=url)
elif input == 'json-mf2':
mf2 = json.loads(body)
mf2.setdefault('rels', {}) # mf2util expects rels
actor = None
title = None
if mf2:
actor = microformats2.find_author(
mf2, fetch_mf2_func=lambda url: mf2py.parse(url=url))
title = mf2util.interpret_feed(mf2, url).get('name')
if input == 'activitystreams':
activities = json.loads(body)
elif input == 'html':
activities = microformats2.html_to_activities(body, url, actor)
elif input == 'json-mf2':
activities = [microformats2.json_to_object(item, actor=actor)
for item in mf2.get('items', [])]
self.write_response(source.Source.make_activities_base_response(activities),
url=url, actor=actor, title=title)
def get(self):
input = util.get_required_param(self, 'input')
if input not in INPUTS:
raise exc.HTTPBadRequest('Invalid input: %s, expected one of %r' %
(input, INPUTS))
url, body = self._fetch(util.get_required_param(self, 'url'))
# decode data
if input in ('activitystreams', 'as1', 'as2', 'mf2-json', 'json-mf2',
'jsonfeed'):
try:
body_json = json.loads(body)
body_items = (body_json if isinstance(body_json, list) else
body_json.get('items') or [body_json])
except (TypeError, ValueError):
raise exc.HTTPBadRequest('Could not decode %s as JSON' % url)
mf2 = None
if input == 'html':
mf2 = mf2py.parse(doc=body, url=url)
elif input in ('mf2-json', 'json-mf2'):
mf2 = body_json
mf2.setdefault('rels', {}) # mf2util expects rels
actor = None
title = None
if mf2:
def fetch_mf2_func(url):
if util.domain_or_parent_in(
urlparse.urlparse(url).netloc, SILO_DOMAINS):
return {
'items': [{
'type': ['h-card'],
'properties': {
'url': [url]
}
}]
}
_, doc = self._fetch(url)
return mf2py.parse(doc=doc, url=url)
try:
actor = microformats2.find_author(
mf2, fetch_mf2_func=fetch_mf2_func)
title = microformats2.get_title(mf2)
except (KeyError, ValueError) as e:
raise exc.HTTPBadRequest('Could not parse %s as %s: %s' %
(url, input, e))
if input in ('as1', 'activitystreams'):
activities = body_items
elif input == 'as2':
activities = [as2.to_as1(obj) for obj in body_items]
elif input == 'atom':
try:
activities = atom.atom_to_activities(body)
except ElementTree.ParseError as e:
raise exc.HTTPBadRequest('Could not parse %s as XML: %s' %
(url, e))
except ValueError as e:
raise exc.HTTPBadRequest('Could not parse %s as Atom: %s' %
(url, e))
elif input == 'html':
activities = microformats2.html_to_activities(body, url, actor)
elif input in ('mf2-json', 'json-mf2'):
activities = [
microformats2.json_to_object(item, actor=actor)
for item in mf2.get('items', [])
]
elif input == 'jsonfeed':
try:
activities, actor = jsonfeed.jsonfeed_to_activities(body_json)
except ValueError as e:
logging.exception('jsonfeed_to_activities failed')
raise exc.HTTPBadRequest('Could not parse %s as JSON Feed' %
url)
self.write_response(
source.Source.make_activities_base_response(activities),
url=url,
actor=actor,
title=title)
def get(self):
"""Handles an API GET.
Request path is of the form /site/user_id/group_id/app_id/activity_id ,
where each element except site is an optional string object id.
"""
# parse path
args = urllib.unquote(self.request.path).strip('/').split('/')
if not args or len(args) > MAX_PATH_LEN:
raise exc.HTTPNotFound('Expected 1-%d path elements; found %d' %
(MAX_PATH_LEN, len(args)))
# make source instance
site = args.pop(0)
if site == 'twitter':
src = twitter.Twitter(
access_token_key=util.get_required_param(self, 'access_token_key'),
access_token_secret=util.get_required_param(self, 'access_token_secret'))
elif site == 'facebook':
src = facebook.Facebook(
access_token=util.get_required_param(self, 'access_token'))
elif site == 'flickr':
src = flickr.Flickr(
access_token_key=util.get_required_param(self, 'access_token_key'),
access_token_secret=util.get_required_param(self, 'access_token_secret'))
elif site == 'instagram':
src = instagram.Instagram(scrape=True)
elif site == 'google+':
auth_entity = util.get_required_param(self, 'auth_entity')
src = googleplus.GooglePlus(auth_entity=ndb.Key(urlsafe=auth_entity).get())
else:
src_cls = source.sources.get(site)
if not src_cls:
raise exc.HTTPNotFound('Unknown site %r' % site)
src = src_cls(**self.request.params)
# decode tag URI ids
for i, arg in enumerate(args):
parsed = util.parse_tag_uri(arg)
if parsed:
domain, id = parsed
if domain != src.DOMAIN:
raise exc.HTTPBadRequest('Expected domain %s in tag URI %s, found %s' %
(src.DOMAIN, arg, domain))
args[i] = id
# check if request is cached
cache = self.request.get('cache', '').lower() != 'false'
if cache:
cache_key = 'R %s' % self.request.path
cached = memcache.get(cache_key)
if cached:
logging.info('Serving cached response %r', cache_key)
self.write_response(cached['response'], actor=cached['actor'],
url=src.BASE_URL)
return
# handle default path elements
args = [None if a in defaults else a
for a, defaults in zip(args, PATH_DEFAULTS)]
user_id = args[0] if args else None
# get activities
try:
response = src.get_activities_response(*args, **self.get_kwargs(src))
except NotImplementedError as e:
self.abort(400, str(e))
except Exception as e:
if util.is_connection_failure(e):
# HTTP 504 Gateway Timeout
self.abort(504, str(e))
raise
# fetch actor if necessary
actor = response.get('actor')
if not actor and self.request.get('format') == 'atom':
# atom needs actor
args = [None if a in defaults else a # handle default path elements
for a, defaults in zip(args, PATH_DEFAULTS)]
user_id = args[0] if args else None
actor = src.get_actor(user_id) if src else {}
self.write_response(response, actor=actor, url=src.BASE_URL)
# cache response
if cache:
logging.info('Caching response in %r', cache_key)
memcache.set(cache_key, {'response': response, 'actor': actor},
src.RESPONSE_CACHE_TIME)
def get(self):
"""Handles an API GET.
Request path is of the form /site/user_id/group_id/app_id/activity_id ,
where each element except site is an optional string object id.
"""
# parse path
args = urllib.unquote(self.request.path).strip('/').split('/')
if not args or len(args) > MAX_PATH_LEN:
raise exc.HTTPNotFound('Expected 1-%d path elements; found %d' %
(MAX_PATH_LEN, len(args)))
# make source instance
site = args.pop(0)
if site == 'twitter':
src = twitter.Twitter(
access_token_key=util.get_required_param(self, 'access_token_key'),
access_token_secret=util.get_required_param(self, 'access_token_secret'))
elif site == 'facebook':
src = facebook.Facebook(
access_token=util.get_required_param(self, 'access_token'))
elif site == 'flickr':
src = flickr.Flickr(
access_token_key=util.get_required_param(self, 'access_token_key'),
access_token_secret=util.get_required_param(self, 'access_token_secret'))
elif site == 'github':
src = github.GitHub(
access_token=util.get_required_param(self, 'access_token'))
elif site == 'instagram':
src = instagram.Instagram(scrape=True)
else:
src_cls = source.sources.get(site)
if not src_cls:
raise exc.HTTPNotFound('Unknown site %r' % site)
src = src_cls(**self.request.params)
# decode tag URI ids
for i, arg in enumerate(args):
parsed = util.parse_tag_uri(arg)
if parsed:
domain, id = parsed
if domain != src.DOMAIN:
raise exc.HTTPBadRequest('Expected domain %s in tag URI %s, found %s' %
(src.DOMAIN, arg, domain))
args[i] = id
# handle default path elements
args = [None if a in defaults else a
for a, defaults in zip(args, PATH_DEFAULTS)]
user_id = args[0] if args else None
# get activities (etc)
try:
if len(args) >= 2 and args[1] == '@blocks':
try:
response = {'items': src.get_blocklist()}
except source.RateLimited as e:
if not e.partial:
self.abort(429, str(e))
response = {'items': e.partial}
else:
response = src.get_activities_response(*args, **self.get_kwargs())
except (NotImplementedError, ValueError) as e:
self.abort(400, str(e))
# other exceptions are handled by webutil.handlers.handle_exception(),
# which uses interpret_http_exception(), etc.
# fetch actor if necessary
actor = response.get('actor')
if not actor and self.request.get('format') == 'atom':
# atom needs actor
args = [None if a in defaults else a # handle default path elements
for a, defaults in zip(args, PATH_DEFAULTS)]
actor = src.get_actor(user_id) if src else {}
self.write_response(response, actor=actor, url=src.BASE_URL)
def get(self):
input = util.get_required_param(self, 'input')
if input not in INPUTS:
raise exc.HTTPBadRequest('Invalid input: %s, expected one of %r' %
(input, INPUTS))
orig_url = util.get_required_param(self, 'url')
fragment = urllib.parse.urlparse(orig_url).fragment
if fragment and input != 'html':
raise exc.HTTPBadRequest(
'URL fragments only supported with input=html.')
resp = util.requests_get(orig_url, gateway=True)
final_url = resp.url
# decode data
if input in ('activitystreams', 'as1', 'as2', 'mf2-json', 'json-mf2',
'jsonfeed'):
try:
body_json = json_loads(resp.text)
body_items = (body_json if isinstance(body_json, list) else
body_json.get('items') or [body_json])
except (TypeError, ValueError):
raise exc.HTTPBadRequest('Could not decode %s as JSON' %
final_url)
mf2 = None
if input == 'html':
mf2 = util.parse_mf2(resp, id=fragment)
if id and not mf2:
raise exc.HTTPBadRequest(
'Got fragment %s but no element found with that id.' %
fragment)
elif input in ('mf2-json', 'json-mf2'):
mf2 = body_json
if not hasattr(mf2, 'get'):
raise exc.HTTPBadRequest(
'Expected microformats2 JSON input to be dict, got %s' %
mf2.__class__.__name__)
mf2.setdefault('rels', {}) # mf2util expects rels
actor = None
title = None
hfeed = None
if mf2:
def fetch_mf2_func(url):
if util.domain_or_parent_in(
urllib.parse.urlparse(url).netloc, SILO_DOMAINS):
return {
'items': [{
'type': ['h-card'],
'properties': {
'url': [url]
}
}]
}
return util.fetch_mf2(url, gateway=True)
try:
actor = microformats2.find_author(
mf2, fetch_mf2_func=fetch_mf2_func)
title = microformats2.get_title(mf2)
hfeed = mf2util.find_first_entry(mf2, ['h-feed'])
except (KeyError, ValueError) as e:
raise exc.HTTPBadRequest('Could not parse %s as %s: %s' %
(final_url, input, e))
try:
if input in ('as1', 'activitystreams'):
activities = body_items
elif input == 'as2':
activities = [as2.to_as1(obj) for obj in body_items]
elif input == 'atom':
try:
activities = atom.atom_to_activities(resp.text)
except ElementTree.ParseError as e:
raise exc.HTTPBadRequest('Could not parse %s as XML: %s' %
(final_url, e))
except ValueError as e:
raise exc.HTTPBadRequest('Could not parse %s as Atom: %s' %
(final_url, e))
elif input == 'html':
activities = microformats2.html_to_activities(resp,
url=final_url,
id=fragment,
actor=actor)
elif input in ('mf2-json', 'json-mf2'):
activities = [
microformats2.json_to_object(item, actor=actor)
for item in mf2.get('items', [])
]
elif input == 'jsonfeed':
activities, actor = jsonfeed.jsonfeed_to_activities(body_json)
except ValueError as e:
logging.warning('parsing input failed', stack_info=True)
self.abort(
400,
'Could not parse %s as %s: %s' % (final_url, input, str(e)))
self.write_response(
source.Source.make_activities_base_response(activities),
url=final_url,
actor=actor,
title=title,
hfeed=hfeed)
def get(self):
cookie = 'sessionid=%s' % urllib.parse.quote(
util.get_required_param(self, 'sessionid').encode('utf-8'))
logging.info('Fetching with Cookie: %s', cookie)
host_url = self.request.host_url + '/'
ig = instagram.Instagram()
try:
resp = ig.get_activities_response(group_id=source.FRIENDS,
scrape=True,
cookie=cookie)
except Exception as e:
status, text = util.interpret_http_exception(e)
if status in ('403', ):
self.response.headers['Content-Type'] = 'application/atom+xml'
self.response.out.write(
atom.activities_to_atom([{
'object': {
'url':
self.request.url,
'content':
'Your instagram-atom cookie isn\'t working. <a href="%s">Click here to regenerate your feed!</a>'
% host_url,
},
}], {},
title='instagram-atom',
host_url=host_url,
request_url=self.request.path_url))
return
elif status == '401':
# IG returns 401 sometimes as a form of rate limiting or bot detection
self.response.status = '429'
elif status:
self.response.status = status
else:
logging.exception('oops!')
self.response.status = 500
self.response.text = text or 'Unknown error.'
return
actor = resp.get('actor')
if actor:
logging.info('Logged in as %s (%s)', actor.get('username'),
actor.get('displayName'))
else:
logging.warning("Couldn't determine Instagram user!")
activities = resp.get('items', [])
format = self.request.get('format', 'atom')
if format == 'atom':
title = 'instagram-atom feed for %s' % ig.actor_name(actor)
self.response.headers['Content-Type'] = 'application/atom+xml'
self.response.out.write(
atom.activities_to_atom(activities,
actor,
title=title,
host_url=host_url,
request_url=self.request.path_url,
xml_base='https://www.instagram.com/'))
elif format == 'html':
self.response.headers['Content-Type'] = 'text/html'
self.response.out.write(
microformats2.activities_to_html(activities))
else:
self.abort(400,
'format must be either atom or html; got %s' % format)
def get(self):
"""Handles an API GET.
Request path is of the form /site/user_id/group_id/app_id/activity_id ,
where each element except site is an optional string object id.
"""
# parse path
args = urllib.unquote(self.request.path).strip('/').split('/')
if not args or len(args) > MAX_PATH_LEN:
raise exc.HTTPNotFound('Expected 1-%d path elements; found %d' %
(MAX_PATH_LEN, len(args)))
# make source instance
site = args.pop(0)
if site == 'twitter':
src = twitter.Twitter(
access_token_key=util.get_required_param(self, 'access_token_key'),
access_token_secret=util.get_required_param(self, 'access_token_secret'))
elif site == 'facebook':
src = facebook.Facebook(
access_token=util.get_required_param(self, 'access_token'))
elif site == 'flickr':
src = flickr.Flickr(
access_token_key=util.get_required_param(self, 'access_token_key'),
access_token_secret=util.get_required_param(self, 'access_token_secret'))
elif site == 'github':
src = github.GitHub(
access_token=util.get_required_param(self, 'access_token'))
elif site == 'instagram':
src = instagram.Instagram(scrape=True)
else:
src_cls = source.sources.get(site)
if not src_cls:
raise exc.HTTPNotFound('Unknown site %r' % site)
src = src_cls(**self.request.params)
# decode tag URI ids
for i, arg in enumerate(args):
parsed = util.parse_tag_uri(arg)
if parsed:
domain, id = parsed
if domain != src.DOMAIN:
raise exc.HTTPBadRequest('Expected domain %s in tag URI %s, found %s' %
(src.DOMAIN, arg, domain))
args[i] = id
# handle default path elements
args = [None if a in defaults else a
for a, defaults in zip(args, PATH_DEFAULTS)]
user_id = args[0] if args else None
# get activities (etc)
try:
if len(args) >= 2 and args[1] == '@blocks':
try:
response = {'items': src.get_blocklist()}
except source.RateLimited as e:
if not e.partial:
self.abort(429, str(e))
response = {'items': e.partial}
else:
response = src.get_activities_response(*args, **self.get_kwargs())
except (NotImplementedError, ValueError) as e:
self.abort(400, str(e))
# other exceptions are handled by webutil.handlers.handle_exception(),
# which uses interpret_http_exception(), etc.
# fetch actor if necessary
actor = response.get('actor')
if not actor and self.request.get('format') == 'atom':
# atom needs actor
args = [None if a in defaults else a # handle default path elements
for a, defaults in zip(args, PATH_DEFAULTS)]
actor = src.get_actor(user_id) if src else {}
self.write_response(response, actor=actor, url=src.BASE_URL)
def get(self):
"""Handles an API GET.
Request path is of the form /site/user_id/group_id/app_id/activity_id ,
where each element except site is an optional string object id.
"""
# parse path
args = urllib.parse.unquote(self.request.path).strip('/').split('/')
if not args or len(args) > MAX_PATH_LEN:
raise exc.HTTPNotFound('Expected 1-%d path elements; found %d' %
(MAX_PATH_LEN, len(args)))
if len(args) > 1 and args[1] == 'nederland20':
return self.abort(
401,
'To protect our users from spam and other malicious activity, this account is temporarily locked. Please log in to https://twitter.com to unlock your account.'
)
# make source instance
site = args.pop(0)
if site == 'twitter':
src = twitter.Twitter(access_token_key=util.get_required_param(
self, 'access_token_key'),
access_token_secret=util.get_required_param(
self, 'access_token_secret'))
elif site == 'facebook':
self.abort(
400,
'Sorry, Facebook is no longer available in the REST API. Try the library instead!'
)
elif site == 'flickr':
src = flickr.Flickr(access_token_key=util.get_required_param(
self, 'access_token_key'),
access_token_secret=util.get_required_param(
self, 'access_token_secret'))
elif site == 'github':
src = github.GitHub(
access_token=util.get_required_param(self, 'access_token'))
elif site == 'instagram':
if self.request.get('interactive').lower() == 'true':
src = instagram.Instagram(scrape=True)
else:
self.abort(
400,
'Sorry, Instagram is not currently available in the REST API. Try https://instagram-atom.appspot.com/ instead!'
)
elif site == 'mastodon':
src = mastodon.Mastodon(
instance=util.get_required_param(self, 'instance'),
access_token=util.get_required_param(self, 'access_token'),
user_id=util.get_required_param(self, 'user_id'))
elif site == 'meetup':
src = meetup.Meetup(access_token_key=util.get_required_param(
self, 'access_token_key'),
access_token_secret=util.get_required_param(
self, 'access_token_secret'))
elif site == 'pixelfed':
src = pixelfed.Pixelfed(
instance=util.get_required_param(self, 'instance'),
access_token=util.get_required_param(self, 'access_token'),
user_id=util.get_required_param(self, 'user_id'))
elif site == 'reddit':
src = reddit.Reddit(refresh_token=util.get_required_param(
self, 'refresh_token'
)) # the refresh_roken should be returned but is not appearing
else:
src_cls = source.sources.get(site)
if not src_cls:
raise exc.HTTPNotFound('Unknown site %r' % site)
src = src_cls(**self.request.params)
# decode tag URI ids
for i, arg in enumerate(args):
parsed = util.parse_tag_uri(arg)
if parsed:
domain, id = parsed
if domain != src.DOMAIN:
raise exc.HTTPBadRequest(
'Expected domain %s in tag URI %s, found %s' %
(src.DOMAIN, arg, domain))
args[i] = id
# handle default path elements
args = [
None if a in defaults else a
for a, defaults in zip(args, PATH_DEFAULTS)
]
user_id = args[0] if args else None
# get activities (etc)
try:
if len(args) >= 2 and args[1] == '@blocks':
try:
response = {'items': src.get_blocklist()}
except source.RateLimited as e:
if not e.partial:
self.abort(429, str(e))
response = {'items': e.partial}
else:
response = src.get_activities_response(*args,
**self.get_kwargs())
except (NotImplementedError, ValueError) as e:
self.abort(400, str(e))
# other exceptions are handled by webutil.handlers.handle_exception(),
# which uses interpret_http_exception(), etc.
# fetch actor if necessary
actor = response.get('actor')
if not actor and self.request.get('format') == 'atom':
# atom needs actor
actor = src.get_actor(user_id) if src else {}
self.write_response(response, actor=actor, url=src.BASE_URL)
def get(self):
input = util.get_required_param(self, 'input')
if input not in INPUTS:
raise exc.HTTPBadRequest('Invalid input: %s, expected one of %r' %
(input, INPUTS))
url, body = self._fetch(util.get_required_param(self, 'url'))
# decode data
if input in ('activitystreams', 'as1', 'as2', 'mf2-json', 'json-mf2', 'jsonfeed'):
try:
body_json = json.loads(body)
body_items = (body_json if isinstance(body_json, list)
else body_json.get('items') or [body_json])
except (TypeError, ValueError):
raise exc.HTTPBadRequest('Could not decode %s as JSON' % url)
mf2 = None
if input == 'html':
mf2 = mf2py.parse(doc=body, url=url, img_with_alt=True)
elif input in ('mf2-json', 'json-mf2'):
mf2 = body_json
if not hasattr(mf2, 'get'):
raise exc.HTTPBadRequest(
'Expected microformats2 JSON input to be dict, got %s' %
mf2.__class__.__name__)
mf2.setdefault('rels', {}) # mf2util expects rels
actor = None
title = None
hfeed = None
if mf2:
def fetch_mf2_func(url):
if util.domain_or_parent_in(urlparse.urlparse(url).netloc, SILO_DOMAINS):
return {'items': [{'type': ['h-card'], 'properties': {'url': [url]}}]}
_, doc = self._fetch(url)
return mf2py.parse(doc=doc, url=url, img_with_alt=True)
try:
actor = microformats2.find_author(mf2, fetch_mf2_func=fetch_mf2_func)
title = microformats2.get_title(mf2)
hfeed = mf2util.find_first_entry(mf2, ['h-feed'])
except (KeyError, ValueError) as e:
raise exc.HTTPBadRequest('Could not parse %s as %s: %s' % (url, input, e))
try:
if input in ('as1', 'activitystreams'):
activities = body_items
elif input == 'as2':
activities = [as2.to_as1(obj) for obj in body_items]
elif input == 'atom':
try:
activities = atom.atom_to_activities(body)
except ElementTree.ParseError as e:
raise exc.HTTPBadRequest('Could not parse %s as XML: %s' % (url, e))
except ValueError as e:
raise exc.HTTPBadRequest('Could not parse %s as Atom: %s' % (url, e))
elif input == 'html':
activities = microformats2.html_to_activities(body, url, actor)
elif input in ('mf2-json', 'json-mf2'):
activities = [microformats2.json_to_object(item, actor=actor)
for item in mf2.get('items', [])]
elif input == 'jsonfeed':
activities, actor = jsonfeed.jsonfeed_to_activities(body_json)
except ValueError as e:
logging.warning('parsing input failed', exc_info=True)
self.abort(400, 'Could not parse %s as %s: %s' % (url, input, str(e)))
self.write_response(source.Source.make_activities_base_response(activities),
url=url, actor=actor, title=title, hfeed=hfeed)
