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authorEgor Tensin <Egor.Tensin@gmail.com>2016-06-18 04:02:29 +0300
committerEgor Tensin <Egor.Tensin@gmail.com>2016-06-18 04:02:29 +0300
commited74bb2602269771021bc9f41e29fbb3992c30e0 (patch)
tree67078bdf56d23d6d865df83fc058a49d798c2cc1 /vk/utils/tracking/online_streaks.py
parentgroup online periods by date/user/etc. (diff)
downloadvk-scripts-ed74bb2602269771021bc9f41e29fbb3992c30e0.tar.gz
vk-scripts-ed74bb2602269771021bc9f41e29fbb3992c30e0.zip
"online periods" are called "online streaks" now
Diffstat (limited to 'vk/utils/tracking/online_streaks.py')
-rw-r--r--vk/utils/tracking/online_streaks.py88
1 files changed, 88 insertions, 0 deletions
diff --git a/vk/utils/tracking/online_streaks.py b/vk/utils/tracking/online_streaks.py
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+++ b/vk/utils/tracking/online_streaks.py
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+# Copyright 2016 Egor Tensin <Egor.Tensin@gmail.com>
+# This file is licensed under the terms of the MIT License.
+# See LICENSE.txt for details.
+
+from collections import OrderedDict
+from collections.abc import MutableMapping
+from datetime import timedelta
+
+from vk.user import User
+
+class OnlineStreakEnumerator(MutableMapping):
+ def __init__(self):
+ self._records = {}
+
+ def __getitem__(self, user):
+ return self._records[user]
+
+ def __setitem__(self, user, record):
+ self._records[user] = record
+
+ def __delitem__(self, user):
+ del self._records[user]
+
+ def __iter__(self):
+ return iter(self._records)
+
+ def __len__(self):
+ return len(self._records)
+
+ def enum(self, db_reader):
+ for record in db_reader:
+ period = self._insert_record(record)
+ if period is not None:
+ yield period
+
+ def group_by_user(self, db_reader):
+ by_user = {}
+ for user, time_from, time_to in self.enum(db_reader):
+ if user not in by_user:
+ by_user[user] = timedelta()
+ by_user[user] += time_to - time_from
+ return by_user
+
+ def group_by_date(self, db_reader):
+ by_date = OrderedDict()
+ for _, time_from, time_to in self.enum(db_reader):
+ for date, duration in self._enum_dates_and_durations(time_from, time_to):
+ if date not in by_date:
+ by_date[date] = timedelta()
+ by_date[date] += duration
+ return by_date
+
+ def group_by_weekday(self, db_reader):
+ by_weekday = OrderedDict()
+ for weekday in range(7):
+ by_weekday[weekday] = timedelta()
+ for _, time_from, time_to in self.enum(db_reader):
+ for date, duration in self._enum_dates_and_durations(time_from, time_to):
+ by_weekday[date.weekday()] += duration
+ return by_weekday
+
+ @staticmethod
+ def _enum_dates_and_durations(time_from, time_to):
+ while time_from.date() != time_to.date():
+ next_day = time_from.date() + timedelta(days=1)
+ yield time_from.date(), next_day - time_from
+ time_from = next_day
+ yield time_to.date(), time_to - time_from
+
+ def _insert_record(self, record):
+ return self._insert_user(record.to_user())
+
+ def _known_user(self, user):
+ return user.get_uid() in self._records
+
+ def _unknown_user(self, user):
+ return not self._known_user(user)
+
+ def _insert_user(self, user):
+ if user not in self or self[user].is_offline():
+ self[user] = user
+ return None
+ if user.is_online():
+ print(user._fields)
+ return None
+ period = user, self[user].get_last_seen_time(), user.get_last_seen_time()
+ self[user] = user
+ return period