def is_valid_dir(self, path):
"""
Tests whether a provided path belongs to the date-based directory
scheme.
"""
year = 1
month = 1
day = 1
day_match = re.match(r'.*?/([0-9]{1,4})/([0-9]{2,2})/([0-9]{2,2})$',
path)
if day_match:
try:
year = int(day_match.group(1))
month = int(day_match.group(2))
day = int(day_match.group(2))
except ValueError:
return False
else:
month_match = re.match(r'.*?\/([0-9]{1,4})/([0-9]{2,2})$', path)
if month_match:
try:
year = int(month_match.group(1))
month = int(month_match.group(2))
except ValueError:
return False
else:
year_match = re.match(r'.*?\/([0-9]{1,4})$', path)
if year_match:
try:
year = int(year_match.group(1))
except ValueError:
return False
else:
return False
# test if it corresponds with an actual date/time
try:
local_dt = self.timezone.localize(createdatetime(year, month, day))
except TypeError:
return False
except ValueError:
return False
utc_time = pytz.utc.localize(datetime.datetime.utcnow())
tz_time = utc_time.astimezone(
self.timezone) - timedelta(hours=self.offset_hours)
if local_dt > tz_time:
return False
return True
def is_valid_dir(self, path):
"""
Tests whether a provided path belongs to the date-based directory
scheme.
"""
year = 1
month = 1
day = 1
day_match = re.match(r'.*?/([0-9]{1,4})/([0-9]{2,2})/([0-9]{2,2})$', path)
if day_match:
try:
year = int(day_match.group(1))
month = int(day_match.group(2))
day = int(day_match.group(2))
except ValueError:
return False
else:
month_match = re.match(r'.*?\/([0-9]{1,4})/([0-9]{2,2})$', path)
if month_match:
try:
year = int(month_match.group(1))
month = int(month_match.group(2))
except ValueError:
return False
else:
year_match = re.match(r'.*?\/([0-9]{1,4})$', path)
if year_match:
try:
year = int(year_match.group(1))
except ValueError:
return False
else:
return False
# test if it corresponds with an actual date/time
try:
local_dt = self.timezone.localize(createdatetime(year, month, day))
except TypeError:
return False
except ValueError:
return False
utc_time = pytz.utc.localize(datetime.datetime.utcnow())
tz_time = utc_time.astimezone(self.timezone) - timedelta(hours=self.offset_hours)
if local_dt > tz_time:
return False
return True
def is_valid_file(self, path):
"""
Tests whether a provided file path fits in the date-based
directory scheme and is a valid image file.
"""
if os.path.splitext(path)[1] not in self.acceptable_exts:
return False
file_match = re.match(r'.*?/([0-9]{1,4})/([0-9]{2,2})/([0-9]{2,2})/' +\
r'([0-9]{2,2})\.[a-zA-Z]+$', path)
if not file_match:
return False
try:
year = int(file_match.group(1))
month = int(file_match.group(2))
day = int(file_match.group(3))
hour = int(file_match.group(4))
except ValueError:
return False
# test if it corresponds with an actual date/time
try:
local_dt = self.timezone.localize(createdatetime(year, month, day,
hour))
except TypeError:
return False
except ValueError:
return False
utc_time = pytz.utc.localize(datetime.datetime.utcnow())
time_change = timedelta(hours=self.offset_hours)
tz_time = utc_time.astimezone(self.timezone) - time_change
if local_dt > tz_time:
return False
return True
def is_valid_file(self, path):
"""
Tests whether a provided file path fits in the date-based
directory scheme and is a valid image file.
"""
if os.path.splitext(path)[1] not in self.acceptable_exts:
return False
file_match = re.match(r'.*?/([0-9]{1,4})/([0-9]{2,2})/([0-9]{2,2})/' +\
r'([0-9]{2,2})\.[a-zA-Z]+$', path)
if not file_match:
return False
try:
year = int(file_match.group(1))
month = int(file_match.group(2))
day = int(file_match.group(3))
hour = int(file_match.group(4))
except ValueError:
return False
# test if it corresponds with an actual date/time
try:
local_dt = self.timezone.localize(
createdatetime(year, month, day, hour))
except TypeError:
return False
except ValueError:
return False
utc_time = pytz.utc.localize(datetime.datetime.utcnow())
time_change = timedelta(hours=self.offset_hours)
tz_time = utc_time.astimezone(self.timezone) - time_change
if local_dt > tz_time:
return False
return True