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55 lines
2.1 KiB
Python
55 lines
2.1 KiB
Python
import datetime
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from zerver.decorator import statsd_increment
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from zerver.lib.queue import queue_json_publish
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from zerver.lib.timestamp import datetime_to_timestamp
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from zerver.models import UserActivity, UserActivityInterval, UserProfile
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def do_update_user_activity_interval(
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user_profile: UserProfile, log_time: datetime.datetime
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) -> None:
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effective_end = log_time + UserActivityInterval.MIN_INTERVAL_LENGTH
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# This code isn't perfect, because with various races we might end
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# up creating two overlapping intervals, but that shouldn't happen
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# often, and can be corrected for in post-processing
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try:
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last = UserActivityInterval.objects.filter(user_profile=user_profile).order_by("-end")[0]
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# Two intervals overlap iff each interval ends after the other
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# begins. In this case, we just extend the old interval to
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# include the new interval.
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if log_time <= last.end and effective_end >= last.start:
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last.end = max(last.end, effective_end)
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last.start = min(last.start, log_time)
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last.save(update_fields=["start", "end"])
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return
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except IndexError:
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pass
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# Otherwise, the intervals don't overlap, so we should make a new one
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UserActivityInterval.objects.create(
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user_profile=user_profile, start=log_time, end=effective_end
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)
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@statsd_increment("user_activity")
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def do_update_user_activity(
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user_profile_id: int, client_id: int, query: str, count: int, log_time: datetime.datetime
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) -> None:
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(activity, created) = UserActivity.objects.get_or_create(
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user_profile_id=user_profile_id,
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client_id=client_id,
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query=query,
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defaults={"last_visit": log_time, "count": count},
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)
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if not created:
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activity.count += count
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activity.last_visit = log_time
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activity.save(update_fields=["last_visit", "count"])
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def update_user_activity_interval(user_profile: UserProfile, log_time: datetime.datetime) -> None:
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event = {"user_profile_id": user_profile.id, "time": datetime_to_timestamp(log_time)}
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queue_json_publish("user_activity_interval", event)
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