+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
defmodule Pleroma.Stats do
- use Agent
import Ecto.Query
- alias Pleroma.{User, Repo, Activity}
+ alias Pleroma.CounterCache
+ alias Pleroma.Repo
+ alias Pleroma.User
+
+ use GenServer
+
+ def start_link(_) do
+ GenServer.start_link(
+ __MODULE__,
+ nil,
+ name: __MODULE__
+ )
+ end
+
+ @doc "Performs update stats"
+ def force_update do
+ GenServer.call(__MODULE__, :force_update)
+ end
- def start_link do
- agent = Agent.start_link(fn -> {[], %{}} end, name: __MODULE__)
- spawn(fn -> schedule_update() end)
- agent
+ @doc "Performs collect stats"
+ def do_collect do
+ GenServer.cast(__MODULE__, :run_update)
end
+ @doc "Returns stats data"
+ @spec get_stats() :: %{domain_count: integer(), status_count: integer(), user_count: integer()}
def get_stats do
- Agent.get(__MODULE__, fn {_, stats} -> stats end)
+ %{stats: stats} = GenServer.call(__MODULE__, :get_state)
+
+ stats
end
+ @doc "Returns list peers"
+ @spec get_peers() :: list(String.t())
def get_peers do
- Agent.get(__MODULE__, fn {peers, _} -> peers end)
+ %{peers: peers} = GenServer.call(__MODULE__, :get_state)
+
+ peers
+ end
+
+ def init(_args) do
+ {:ok, calculate_stat_data()}
+ end
+
+ def handle_call(:force_update, _from, _state) do
+ new_stats = calculate_stat_data()
+ {:reply, new_stats, new_stats}
end
- def schedule_update do
- spawn(fn ->
- Process.sleep(1000 * 60 * 60 * 1) # 1 hour
- schedule_update()
- end)
- update_stats()
+ def handle_call(:get_state, _from, state) do
+ {:reply, state, state}
end
- def update_stats do
- peers = from(u in Pleroma.User,
- select: fragment("distinct ?->'host'", u.info),
- where: u.local != ^true)
- |> Repo.all()
+ def handle_cast(:run_update, _state) do
+ new_stats = calculate_stat_data()
+
+ {:noreply, new_stats}
+ end
+
+ def calculate_stat_data do
+ peers =
+ from(
+ u in User,
+ select: fragment("distinct split_part(?, '@', 2)", u.nickname),
+ where: u.local != ^true
+ )
+ |> Repo.all()
+ |> Enum.filter(& &1)
+
domain_count = Enum.count(peers)
- status_query = from(u in User.local_user_query,
- select: fragment("sum((?->>'note_count')::int)", u.info))
- status_count = Repo.one(status_query) |> IO.inspect
- user_count = Repo.aggregate(User.local_user_query, :count, :id)
- Agent.update(__MODULE__, fn _ ->
- {peers, %{domain_count: domain_count, status_count: status_count, user_count: user_count}}
- end)
+
+ status_count = Repo.aggregate(User.Query.build(%{local: true}), :sum, :note_count)
+
+ users_query =
+ from(u in User,
+ where: u.deactivated != true,
+ where: u.local == true,
+ where: not is_nil(u.nickname),
+ where: not u.invisible
+ )
+
+ user_count = Repo.aggregate(users_query, :count, :id)
+
+ %{
+ peers: peers,
+ stats: %{
+ domain_count: domain_count,
+ status_count: status_count || 0,
+ user_count: user_count
+ }
+ }
+ end
+
+ def get_status_visibility_count do
+ counter_cache =
+ CounterCache.get_as_map([
+ "status_visibility_public",
+ "status_visibility_private",
+ "status_visibility_unlisted",
+ "status_visibility_direct"
+ ])
+
+ %{
+ public: counter_cache["status_visibility_public"] || 0,
+ unlisted: counter_cache["status_visibility_unlisted"] || 0,
+ private: counter_cache["status_visibility_private"] || 0,
+ direct: counter_cache["status_visibility_direct"] || 0
+ }
end
end