Exemplo n.º 1
0
    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)
Exemplo n.º 2
0
    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)
Exemplo n.º 3
0
 def test_atom_feed_to_activities(self):
   self.assert_equals([INSTAGRAM_ACTIVITY],
                      atom.atom_to_activities(INSTAGRAM_FEED))
Exemplo n.º 4
0
 def test_atom_feed_to_activities(self):
     self.assert_equals([INSTAGRAM_ACTIVITY],
                        atom.atom_to_activities(INSTAGRAM_FEED))
Exemplo n.º 5
0
  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)