akkoma/lib/pleroma/moderation_log.ex

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# Pleroma: A lightweight social networking server
# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
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# SPDX-License-Identifier: AGPL-3.0-only
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defmodule Pleroma.ModerationLog do
use Ecto.Schema
alias Pleroma.Activity
alias Pleroma.ModerationLog
alias Pleroma.Repo
alias Pleroma.User
import Ecto.Query
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@type t :: %__MODULE__{}
@type log_subject :: Activity.t() | User.t() | list(User.t())
@type log_params :: %{
required(:actor) => User.t(),
required(:action) => String.t(),
optional(:subject) => log_subject(),
optional(:subject_actor) => User.t(),
optional(:subject_id) => String.t(),
optional(:subjects) => list(User.t()),
optional(:permission) => String.t(),
optional(:text) => String.t(),
optional(:sensitive) => String.t(),
optional(:visibility) => String.t(),
optional(:followed) => User.t(),
optional(:follower) => User.t(),
optional(:nicknames) => list(String.t()),
optional(:tags) => list(String.t()),
optional(:target) => String.t()
}
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schema "moderation_log" do
field(:data, :map)
timestamps()
end
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def get_all(params) do
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base_query =
get_all_query()
|> maybe_filter_by_date(params)
|> maybe_filter_by_user(params)
|> maybe_filter_by_search(params)
query_with_pagination = base_query |> paginate_query(params)
%{
items: Repo.all(query_with_pagination),
count: Repo.aggregate(base_query, :count, :id)
}
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end
defp maybe_filter_by_date(query, %{start_date: nil, end_date: nil}), do: query
defp maybe_filter_by_date(query, %{start_date: start_date, end_date: nil}) do
from(q in query,
where: q.inserted_at >= ^parse_datetime(start_date)
)
end
defp maybe_filter_by_date(query, %{start_date: nil, end_date: end_date}) do
from(q in query,
where: q.inserted_at <= ^parse_datetime(end_date)
)
end
defp maybe_filter_by_date(query, %{start_date: start_date, end_date: end_date}) do
from(q in query,
where: q.inserted_at >= ^parse_datetime(start_date),
where: q.inserted_at <= ^parse_datetime(end_date)
)
end
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defp maybe_filter_by_user(query, %{user_id: nil}), do: query
defp maybe_filter_by_user(query, %{user_id: user_id}) do
from(q in query,
where: fragment("(?)->'actor'->>'id' = ?", q.data, ^user_id)
)
end
defp maybe_filter_by_search(query, %{search: search}) when is_nil(search) or search == "",
do: query
defp maybe_filter_by_search(query, %{search: search}) do
from(q in query,
where: fragment("(?)->>'message' ILIKE ?", q.data, ^"%#{search}%")
)
end
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defp paginate_query(query, %{page: page, page_size: page_size}) do
from(q in query,
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limit: ^page_size,
offset: ^((page - 1) * page_size)
)
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end
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defp get_all_query do
from(q in __MODULE__,
order_by: [desc: q.inserted_at]
)
end
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defp parse_datetime(datetime) do
{:ok, parsed_datetime, _} = DateTime.from_iso8601(datetime)
parsed_datetime
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end
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defp prepare_log_data(%{actor: actor, action: action} = attrs) do
%{
"actor" => user_to_map(actor),
"action" => action,
"message" => ""
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}
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|> Pleroma.Maps.put_if_present("subject_actor", user_to_map(attrs[:subject_actor]))
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end
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defp prepare_log_data(attrs), do: attrs
@spec insert_log(log_params()) :: {:ok, ModerationLog} | {:error, any}
def insert_log(%{actor: %User{}, subject: subjects, permission: permission} = attrs) do
data =
attrs
|> prepare_log_data
|> Map.merge(%{"subject" => user_to_map(subjects), "permission" => permission})
insert_log_entry_with_message(%ModerationLog{data: data})
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end
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def insert_log(%{actor: %User{}, action: action, subject: %Activity{} = subject} = attrs)
when action in ["report_note_delete", "report_update", "report_note"] do
data =
attrs
|> prepare_log_data
|> Pleroma.Maps.put_if_present("text", attrs[:text])
|> Map.merge(%{"subject" => report_to_map(subject)})
insert_log_entry_with_message(%ModerationLog{data: data})
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end
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def insert_log(
%{
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actor: %User{},
action: action,
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subject: %Activity{} = subject,
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sensitive: sensitive,
visibility: visibility
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} = attrs
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)
when action == "status_update" do
data =
attrs
|> prepare_log_data
|> Map.merge(%{
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"subject" => status_to_map(subject),
"sensitive" => sensitive,
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"visibility" => visibility
})
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insert_log_entry_with_message(%ModerationLog{data: data})
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end
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def insert_log(%{actor: %User{}, action: action, subject_id: subject_id} = attrs)
when action == "status_delete" do
data =
attrs
|> prepare_log_data
|> Map.merge(%{"subject_id" => subject_id})
insert_log_entry_with_message(%ModerationLog{data: data})
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end
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def insert_log(%{actor: %User{}, subject: subject, action: _action} = attrs) do
data =
attrs
|> prepare_log_data
|> Map.merge(%{"subject" => user_to_map(subject)})
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insert_log_entry_with_message(%ModerationLog{data: data})
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end
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def insert_log(%{actor: %User{}, subjects: subjects, action: _action} = attrs) do
data =
attrs
|> prepare_log_data
|> Map.merge(%{"subjects" => user_to_map(subjects)})
insert_log_entry_with_message(%ModerationLog{data: data})
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end
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def insert_log(
%{
actor: %User{},
followed: %User{} = followed,
follower: %User{} = follower,
action: action
} = attrs
)
when action in ["unfollow", "follow"] do
data =
attrs
|> prepare_log_data
|> Map.merge(%{"followed" => user_to_map(followed), "follower" => user_to_map(follower)})
insert_log_entry_with_message(%ModerationLog{data: data})
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end
def insert_log(%{
actor: %User{} = actor,
nicknames: nicknames,
tags: tags,
action: action
}) do
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%ModerationLog{
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data: %{
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"actor" => user_to_map(actor),
"nicknames" => nicknames,
"tags" => tags,
"action" => action,
"message" => ""
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}
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}
|> insert_log_entry_with_message()
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end
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def insert_log(%{actor: %User{}, action: action, target: target} = attrs)
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when action in ["relay_follow", "relay_unfollow"] do
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data =
attrs
|> prepare_log_data
|> Map.merge(%{"target" => target})
insert_log_entry_with_message(%ModerationLog{data: data})
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end
@spec insert_log_entry_with_message(ModerationLog.t()) ::
{:ok, ModerationLog.t()} | {:error, any}
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defp insert_log_entry_with_message(entry) do
entry.data["message"]
|> put_in(get_log_entry_message(entry))
|> Repo.insert()
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end
defp user_to_map(users) when is_list(users) do
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Enum.map(users, &user_to_map/1)
end
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defp user_to_map(%User{} = user) do
user
|> Map.take([:id, :nickname])
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|> Map.new(fn {k, v} -> {Atom.to_string(k), v} end)
|> Map.put("type", "user")
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end
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defp user_to_map(_), do: nil
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defp report_to_map(%Activity{} = report) do
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%{"type" => "report", "id" => report.id, "state" => report.data["state"]}
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end
defp status_to_map(%Activity{} = status) do
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%{"type" => "status", "id" => status.id}
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end
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@spec get_log_entry_message(ModerationLog.t()) :: String.t()
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def get_log_entry_message(%ModerationLog{
data: %{
"actor" => %{"nickname" => actor_nickname},
"action" => action,
"followed" => %{"nickname" => followed_nickname},
"follower" => %{"nickname" => follower_nickname}
}
}) do
"@#{actor_nickname} made @#{follower_nickname} #{action} @#{followed_nickname}"
end
def get_log_entry_message(%ModerationLog{
data: %{
"actor" => %{"nickname" => actor_nickname},
"action" => "delete",
"subject" => subjects
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}
}) do
"@#{actor_nickname} deleted users: #{users_to_nicknames_string(subjects)}"
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end
def get_log_entry_message(%ModerationLog{
data: %{
"actor" => %{"nickname" => actor_nickname},
"action" => "create",
"subjects" => subjects
}
}) do
"@#{actor_nickname} created users: #{users_to_nicknames_string(subjects)}"
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end
def get_log_entry_message(%ModerationLog{
data: %{
"actor" => %{"nickname" => actor_nickname},
"action" => "activate",
"subject" => users
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}
}) do
"@#{actor_nickname} activated users: #{users_to_nicknames_string(users)}"
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end
def get_log_entry_message(%ModerationLog{
data: %{
"actor" => %{"nickname" => actor_nickname},
"action" => "deactivate",
"subject" => users
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}
}) do
"@#{actor_nickname} deactivated users: #{users_to_nicknames_string(users)}"
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end
def get_log_entry_message(%ModerationLog{
data: %{
"actor" => %{"nickname" => actor_nickname},
"action" => "approve",
"subject" => users
}
}) do
"@#{actor_nickname} approved users: #{users_to_nicknames_string(users)}"
end
def get_log_entry_message(%ModerationLog{
data: %{
"actor" => %{"nickname" => actor_nickname},
"action" => "add_suggestion",
"subject" => users
}
}) do
"@#{actor_nickname} added suggested users: #{users_to_nicknames_string(users)}"
end
def get_log_entry_message(%ModerationLog{
data: %{
"actor" => %{"nickname" => actor_nickname},
"action" => "remove_suggestion",
"subject" => users
}
}) do
"@#{actor_nickname} removed suggested users: #{users_to_nicknames_string(users)}"
end
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def get_log_entry_message(%ModerationLog{
data: %{
"actor" => %{"nickname" => actor_nickname},
"nicknames" => nicknames,
"tags" => tags,
"action" => "tag"
}
}) do
tags_string = tags |> Enum.join(", ")
"@#{actor_nickname} added tags: #{tags_string} to users: #{nicknames_to_string(nicknames)}"
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end
def get_log_entry_message(%ModerationLog{
data: %{
"actor" => %{"nickname" => actor_nickname},
"nicknames" => nicknames,
"tags" => tags,
"action" => "untag"
}
}) do
tags_string = tags |> Enum.join(", ")
"@#{actor_nickname} removed tags: #{tags_string} from users: #{nicknames_to_string(nicknames)}"
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end
def get_log_entry_message(%ModerationLog{
data: %{
"actor" => %{"nickname" => actor_nickname},
"action" => "grant",
"subject" => users,
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"permission" => permission
}
}) do
"@#{actor_nickname} made #{users_to_nicknames_string(users)} #{permission}"
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end
def get_log_entry_message(%ModerationLog{
data: %{
"actor" => %{"nickname" => actor_nickname},
"action" => "revoke",
"subject" => users,
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"permission" => permission
}
}) do
"@#{actor_nickname} revoked #{permission} role from #{users_to_nicknames_string(users)}"
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end
def get_log_entry_message(%ModerationLog{
data: %{
"actor" => %{"nickname" => actor_nickname},
"action" => "relay_follow",
"target" => target
}
}) do
"@#{actor_nickname} followed relay: #{target}"
end
def get_log_entry_message(%ModerationLog{
data: %{
"actor" => %{"nickname" => actor_nickname},
"action" => "relay_unfollow",
"target" => target
}
}) do
"@#{actor_nickname} unfollowed relay: #{target}"
end
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def get_log_entry_message(
%ModerationLog{
data: %{
"actor" => %{"nickname" => actor_nickname},
"action" => "report_update",
"subject" => %{"id" => subject_id, "state" => state, "type" => "report"}
}
} = log
) do
"@#{actor_nickname} updated report ##{subject_id}" <>
subject_actor_nickname(log, " (on user ", ")") <>
" with '#{state}' state"
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end
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def get_log_entry_message(
%ModerationLog{
data: %{
"actor" => %{"nickname" => actor_nickname},
"action" => "report_note",
"subject" => %{"id" => subject_id, "type" => "report"},
"text" => text
}
} = log
) do
"@#{actor_nickname} added note '#{text}' to report ##{subject_id}" <>
subject_actor_nickname(log, " on user ")
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end
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def get_log_entry_message(
%ModerationLog{
data: %{
"actor" => %{"nickname" => actor_nickname},
"action" => "report_note_delete",
"subject" => %{"id" => subject_id, "type" => "report"},
"text" => text
}
} = log
) do
"@#{actor_nickname} deleted note '#{text}' from report ##{subject_id}" <>
subject_actor_nickname(log, " on user ")
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end
def get_log_entry_message(%ModerationLog{
data: %{
"actor" => %{"nickname" => actor_nickname},
"action" => "status_update",
"subject" => %{"id" => subject_id, "type" => "status"},
"sensitive" => nil,
"visibility" => visibility
}
}) do
"@#{actor_nickname} updated status ##{subject_id}, set visibility: '#{visibility}'"
end
def get_log_entry_message(%ModerationLog{
data: %{
"actor" => %{"nickname" => actor_nickname},
"action" => "status_update",
"subject" => %{"id" => subject_id, "type" => "status"},
"sensitive" => sensitive,
"visibility" => nil
}
}) do
"@#{actor_nickname} updated status ##{subject_id}, set sensitive: '#{sensitive}'"
end
def get_log_entry_message(%ModerationLog{
data: %{
"actor" => %{"nickname" => actor_nickname},
"action" => "status_update",
"subject" => %{"id" => subject_id, "type" => "status"},
"sensitive" => sensitive,
"visibility" => visibility
}
}) do
"@#{actor_nickname} updated status ##{subject_id}, set sensitive: '#{sensitive}', visibility: '#{visibility}'"
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end
def get_log_entry_message(%ModerationLog{
data: %{
"actor" => %{"nickname" => actor_nickname},
"action" => "status_delete",
"subject_id" => subject_id
}
}) do
"@#{actor_nickname} deleted status ##{subject_id}"
end
def get_log_entry_message(%ModerationLog{
data: %{
"actor" => %{"nickname" => actor_nickname},
"action" => "force_password_reset",
"subject" => subjects
}
}) do
"@#{actor_nickname} forced password reset for users: #{users_to_nicknames_string(subjects)}"
end
def get_log_entry_message(%ModerationLog{
data: %{
"actor" => %{"nickname" => actor_nickname},
"action" => "confirm_email",
"subject" => subjects
}
}) do
"@#{actor_nickname} confirmed email for users: #{users_to_nicknames_string(subjects)}"
end
def get_log_entry_message(%ModerationLog{
data: %{
"actor" => %{"nickname" => actor_nickname},
"action" => "resend_confirmation_email",
"subject" => subjects
}
}) do
"@#{actor_nickname} re-sent confirmation email for users: #{users_to_nicknames_string(subjects)}"
end
def get_log_entry_message(%ModerationLog{
data: %{
"actor" => %{"nickname" => actor_nickname},
"action" => "updated_users",
"subject" => subjects
}
}) do
"@#{actor_nickname} updated users: #{users_to_nicknames_string(subjects)}"
end
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def get_log_entry_message(%ModerationLog{
data: %{
"actor" => %{"nickname" => actor_nickname},
"action" => "create_backup",
"subject" => %{"nickname" => user_nickname}
}
}) do
"@#{actor_nickname} requested account backup for @#{user_nickname}"
end
defp nicknames_to_string(nicknames) do
nicknames
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|> Enum.map_join(", ", &"@#{&1}")
end
defp users_to_nicknames_string(users) do
users
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|> Enum.map_join(", ", &"@#{&1["nickname"]}")
end
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defp subject_actor_nickname(%ModerationLog{data: data}, prefix_msg, postfix_msg \\ "") do
case data do
%{"subject_actor" => %{"nickname" => subject_actor}} ->
[prefix_msg, "@#{subject_actor}", postfix_msg]
|> Enum.reject(&(&1 == ""))
|> Enum.join()
_ ->
""
end
end
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end