def setup_usage_report():
"""Sets up the usagestats module.
"""
global usage_report
certificate_file = get_ca_certificate()
usage_report = usagestats.Stats(
'~/.vistrails/usage_stats',
usagestats.Prompt(
"\nUploading usage statistics is currently disabled\n"
"Please help us by providing anonymous usage statistics; "
"you can enable this\neither from the GUI or by using "
"--enable-usage-stats\n"
"If you do not want to see this message again, you can disable "
"it from the GUI or with --disable-usage-stats\n"
"Nothing will be uploaded before you opt in.\n"),
'https://reprozip-stats.poly.edu/',
version='VisTrails %s' % vistrails_version(),
unique_user_id=True,
env_var='VISTRAILS_USAGE_STATS',
ssl_verify=certificate_file)
cwd = os.getcwd()
record_usage(cwd_spaces=b' ' in cwd)
try:
cwd.decode('ascii')
except UnicodeDecodeError:
record_usage(cwd_ascii=False)
else:
record_usage(cwd_ascii=True)
def get_server_news():
global _server_news
if _server_news is not None:
return _server_news
dot_vistrails = os.path.expanduser('~/.vistrails')
if not os.path.exists(dot_vistrails):
os.mkdir(dot_vistrails)
file_name = os.path.join(dot_vistrails, 'server_news.json')
file_exists = os.path.exists(file_name)
headers = {}
if file_exists:
mtime = email.utils.formatdate(os.path.getmtime(file_name),
usegmt=True)
headers['If-Modified-Since'] = mtime
try:
resp = requests.get(
'https://reprozip-stats.poly.edu/vistrails_news/%s' %
vistrails_version(), headers=headers,
timeout=2 if file_exists else 10,
stream=True, verify=get_ca_certificate())
resp.raise_for_status()
if resp.status_code == 304:
raise requests.HTTPError(
'304 File is up to date, no data returned',
response=resp)
except requests.RequestException, e:
if not e.response or e.response.status_code != 304:
debug.warning("Can't download server news", e)
