100 lines
2.4 KiB
Elixir
100 lines
2.4 KiB
Elixir
# Pleroma: A lightweight social networking server
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# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
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# SPDX-License-Identifier: AGPL-3.0-only
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defmodule Pleroma.Filter do
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use Ecto.Schema
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import Ecto.Changeset
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import Ecto.Query
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alias Pleroma.Repo
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alias Pleroma.User
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schema "filters" do
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belongs_to(:user, User, type: Pleroma.FlakeId)
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field(:filter_id, :integer)
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field(:hide, :boolean, default: false)
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field(:whole_word, :boolean, default: true)
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field(:phrase, :string)
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field(:context, {:array, :string})
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field(:expires_at, :utc_datetime)
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timestamps()
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end
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def get(id, %{id: user_id} = _user) do
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query =
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from(
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f in Pleroma.Filter,
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where: f.filter_id == ^id,
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where: f.user_id == ^user_id
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)
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Repo.one(query)
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end
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def get_filters(%User{id: user_id} = _user) do
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query =
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from(
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f in Pleroma.Filter,
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where: f.user_id == ^user_id,
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order_by: [desc: :id]
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)
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Repo.all(query)
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end
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def create(%Pleroma.Filter{user_id: user_id, filter_id: nil} = filter) do
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# If filter_id wasn't given, use the max filter_id for this user plus 1.
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# XXX This could result in a race condition if a user tries to add two
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# different filters for their account from two different clients at the
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# same time, but that should be unlikely.
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max_id_query =
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from(
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f in Pleroma.Filter,
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where: f.user_id == ^user_id,
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select: max(f.filter_id)
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)
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filter_id =
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case Repo.one(max_id_query) do
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# Start allocating from 1
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nil ->
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1
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max_id ->
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max_id + 1
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end
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filter
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|> Map.put(:filter_id, filter_id)
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|> Repo.insert()
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end
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def create(%Pleroma.Filter{} = filter) do
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Repo.insert(filter)
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end
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def delete(%Pleroma.Filter{id: filter_key} = filter) when is_number(filter_key) do
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Repo.delete(filter)
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end
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def delete(%Pleroma.Filter{id: filter_key} = filter) when is_nil(filter_key) do
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%Pleroma.Filter{id: id} = get(filter.filter_id, %{id: filter.user_id})
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filter
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|> Map.put(:id, id)
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|> Repo.delete()
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end
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def update(%Pleroma.Filter{} = filter) do
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destination = Map.from_struct(filter)
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Pleroma.Filter.get(filter.filter_id, %{id: filter.user_id})
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|> cast(destination, [:phrase, :context, :hide, :expires_at, :whole_word])
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|> Repo.update()
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end
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end
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