Ejemplo n.º 1
0
    def start(self, response):
        """
        Initiate and return a stream for `response` body  with progress
        callback attached. Can be called only once.

        :param response: Initiated response object with headers already fetched
        :type response: requests.models.Response

        :return: RawStream, output_file

        """
        assert not self.status.time_started

        try:
            total_size = int(response.headers['Content-Length'])
        except (KeyError, ValueError, TypeError):
            total_size = None

        if self._output_file:
            if self._resume and response.status_code == PARTIAL_CONTENT:
                total_size = parse_content_range(
                    response.headers.get('Content-Range'), self._resumed_from)

            else:
                self._resumed_from = 0
                try:
                    self._output_file.seek(0)
                    self._output_file.truncate()
                except IOError:
                    pass  # stdout
        else:
            # TODO: Should the filename be taken from response.history[0].url?
            # Output file not specified. Pick a name that doesn't exist yet.
            fn = None
            if 'Content-Disposition' in response.headers:
                fn = filename_from_content_disposition(
                    response.headers['Content-Disposition'])
            if not fn:
                fn = filename_from_url(
                    url=response.url,
                    content_type=response.headers.get('Content-Type'),
                )
            self._output_file = open(get_unique_filename(fn), mode='a+b')

        self.status.started(resumed_from=self._resumed_from,
                            total_size=total_size)

        stream = RawStream(msg=HTTPResponse(response),
                           with_headers=False,
                           with_body=True,
                           on_body_chunk_downloaded=self.chunk_downloaded,
                           chunk_size=1024 * 8)

        self._progress_reporter.output.write(
            'Downloading %sto "%s"\n' %
            ((humanize_bytes(total_size) +
              ' ' if total_size is not None else ''), self._output_file.name))
        self._progress_reporter.start()

        return stream, self._output_file
Ejemplo n.º 2
0
    def start(self, initial_url: str,
              final_response: requests.Response) -> Tuple[RawStream, IO]:
        """
        Initiate and return a stream for `response` body  with progress
        callback attached. Can be called only once.

        :param initial_url: The original requested URL
        :param final_response: Initiated response object with headers already fetched

        :return: RawStream, output_file

        """
        assert not self.status.time_started

        # FIXME: some servers still might sent Content-Encoding: gzip
        # <https://github.com/httpie/httpie/issues/423>
        try:
            total_size = int(final_response.headers['Content-Length'])
        except (KeyError, ValueError, TypeError):
            total_size = None

        if not self._output_file:
            self._output_file = self._get_output_file_from_response(
                initial_url=initial_url,
                final_response=final_response,
            )
        else:
            # `--output, -o` provided
            if self._resume and final_response.status_code == PARTIAL_CONTENT:
                total_size = parse_content_range(
                    final_response.headers.get('Content-Range'),
                    self._resumed_from)

            else:
                self._resumed_from = 0
                try:
                    self._output_file.seek(0)
                    self._output_file.truncate()
                except IOError:
                    pass  # stdout

        self.status.started(resumed_from=self._resumed_from,
                            total_size=total_size)

        stream = RawStream(msg=HTTPResponse(final_response),
                           with_headers=False,
                           with_body=True,
                           on_body_chunk_downloaded=self.chunk_downloaded,
                           chunk_size=1024 * 8)

        self._progress_reporter.output.write(
            'Downloading %sto "%s"\n' %
            ((humanize_bytes(total_size) +
              ' ' if total_size is not None else ''), self._output_file.name))
        self._progress_reporter.start()

        return stream, self._output_file
Ejemplo n.º 3
0
def build_output_stream(args: argparse.Namespace, env: Environment,
                        request: requests.Request, response: requests.Response,
                        output_options: str) -> Iterable[bytes]:
    """Build and return a chain of iterators over the `request`-`response`
    exchange each of which yields `bytes` chunks.

    """
    req_h = OUT_REQ_HEAD in output_options
    req_b = OUT_REQ_BODY in output_options
    resp_h = OUT_RESP_HEAD in output_options
    resp_b = OUT_RESP_BODY in output_options
    req = req_h or req_b
    resp = resp_h or resp_b

    output = []
    stream_class, stream_kwargs = get_stream_type_and_kwargs(env=env,
                                                             args=args)

    if req:
        output.append(
            stream_class(
                msg=HTTPRequest(request),
                with_headers=req_h,
                with_body=req_b,
                **stream_kwargs,
            ))

    if req_b and resp:
        # Request/Response separator.
        output.append([b'\n\n'])

    if resp:
        output.append(
            stream_class(
                msg=HTTPResponse(response),
                with_headers=resp_h,
                with_body=resp_b,
                **stream_kwargs,
            ))

    if env.stdout_isatty and resp_b:
        # Ensure a blank line after the response body.
        # For terminal output only.
        output.append([b'\n\n'])

    return chain(*output)
Ejemplo n.º 4
0
def build_output_stream(args, env, request, response):
    """Build and return a chain of iterators over the `request`-`response`
    exchange each of which yields `bytes` chunks.

    """
    req_h = OUT_REQ_HEAD in args.output_options
    req_b = OUT_REQ_BODY in args.output_options
    resp_h = OUT_RESP_HEAD in args.output_options
    resp_b = OUT_RESP_BODY in args.output_options
    req = req_h or req_b
    resp = resp_h or resp_b

    output = []
    Stream = get_stream_type(env, args)

    if req:
        output.append(
            Stream(msg=HTTPRequest(request),
                   with_headers=req_h,
                   with_body=req_b))

    if req_b and resp:
        # Request/Response separator.
        output.append([b'\n\n'])

    if resp:
        output.append(
            Stream(msg=HTTPResponse(response),
                   with_headers=resp_h,
                   with_body=resp_b))

    if env.stdout_isatty and resp_b:
        # Ensure a blank line after the response body.
        # For terminal output only.
        output.append([b'\n\n'])

    return chain(*output)
Ejemplo n.º 5
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def getEventList(request):
    events1 = EventsList.objects.filter(facultyid=id)
    events2 = EventsList.objects.all()
    template = loader.get_template('EventList.html')
    result = template.render(context={"mylist": events1, "list": events2})
    return HTTPResponse(result)
Ejemplo n.º 6
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def homepage(request):
    template = loader.get_template('HomePage.html')
    result = template.render()
    return HTTPResponse(template)