def check_unnamed(self, header):
"""Check if the passed header results in an unnamed attachment."""
reply = self.stubs.FakeNetworkReply(
headers={'Content-Disposition': header})
cd_inline, cd_filename = http.parse_content_disposition(reply)
assert cd_filename == DEFAULT_NAME
assert not cd_inline
def check_filename(self, header, filename, expected_inline=False):
"""Check if the passed header has the given filename."""
reply = self.stubs.FakeNetworkReply(
headers={'Content-Disposition': header})
cd_inline, cd_filename = http.parse_content_disposition(reply)
assert cd_filename is not None
assert cd_filename == filename
assert cd_inline == expected_inline
def check_ignored(self, header):
"""Check if the passed header is ignored."""
reply = self.stubs.FakeNetworkReply(
headers={'Content-Disposition': header})
with self.caplog.at_level(logging.ERROR, 'rfc6266'):
# with self.assertLogs(log.rfc6266, logging.ERROR):
cd_inline, cd_filename = http.parse_content_disposition(reply)
assert cd_filename == DEFAULT_NAME
assert cd_inline
def test_attonly(self, stubs):
"""'attachment' only.
UA should offer to download the resource.
"""
reply = stubs.FakeNetworkReply(
headers={'Content-Disposition': 'attachment'})
cd_inline, cd_filename = http.parse_content_disposition(reply)
assert not cd_inline
assert cd_filename == DEFAULT_NAME
def fetch(self,
reply,
*,
target=None,
auto_remove=False,
suggested_filename=None,
prompt_download_directory=None):
"""Download a QNetworkReply to disk.
Args:
reply: The QNetworkReply to download.
target: Where to save the download as downloads.DownloadTarget.
auto_remove: Whether to remove the download even if
downloads.remove_finished is set to -1.
Return:
The created DownloadItem.
"""
if not suggested_filename:
try:
suggested_filename = target.suggested_filename()
except downloads.NoFilenameError:
_, suggested_filename = http.parse_content_disposition(reply)
log.downloads.debug("fetch: {} -> {}".format(reply.url(),
suggested_filename))
download = DownloadItem(reply, manager=self)
self._init_item(download, auto_remove, suggested_filename)
if target is not None:
download.set_target(target)
return download
# Neither filename nor fileobj were given
filename = downloads.immediate_download_path(prompt_download_directory)
if filename is not None:
# User doesn't want to be asked, so just use the download_dir
target = downloads.FileDownloadTarget(filename)
download.set_target(target)
return download
# Ask the user for a filename
question = downloads.get_filename_question(
suggested_filename=suggested_filename,
url=reply.url(),
parent=self)
self._init_filename_question(question, download)
message.global_bridge.ask(question, blocking=False)
return download
def on_unsupported_content(self, reply):
"""Handle an unsupportedContent signal.
Most likely this will mean we need to download the reply, but we
correct for some common errors the server do.
At some point we might want to implement the MIME Sniffing standard
here: http://mimesniff.spec.whatwg.org/
"""
inline, suggested_filename = http.parse_content_disposition(reply)
download_manager = objreg.get('qtnetwork-download-manager')
if not inline:
# Content-Disposition: attachment -> force download
download_manager.fetch(reply,
suggested_filename=suggested_filename)
return
mimetype, _rest = http.parse_content_type(reply)
if mimetype == 'image/jpg':
# Some servers (e.g. the LinkedIn CDN) send a non-standard
# image/jpg (instead of image/jpeg, defined in RFC 1341 section
# 7.5). If this is the case, we force displaying with a corrected
# mimetype.
if reply.isFinished():
self.display_content(reply, 'image/jpeg')
else:
reply.finished.connect(
functools.partial(self.display_content, reply,
'image/jpeg'))
elif pdfjs.should_use_pdfjs(mimetype, reply.url()):
download_manager.fetch(reply,
target=downloads.PDFJSDownloadTarget(),
auto_remove=True)
else:
# Unknown mimetype, so download anyways.
download_manager.fetch(reply,
suggested_filename=suggested_filename)
def test_no_content_disposition(stubs, url, expected):
reply = stubs.FakeNetworkReply(url=QUrl(url))
inline, filename = http.parse_content_disposition(reply)
assert inline
assert filename == expected
def test_parse_content_disposition(caplog, template, stubs, s):
"""Test parsing headers based on templates which hypothesis completes."""
header = template.format(s)
reply = stubs.FakeNetworkReply(headers={'Content-Disposition': header})
with caplog.at_level(logging.ERROR, 'rfc6266'):
http.parse_content_disposition(reply)