forked from AkkomaGang/akkoma
73 lines
2 KiB
Elixir
73 lines
2 KiB
Elixir
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# 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.UserBlock 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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alias Pleroma.UserBlock
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schema "user_blocks" do
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belongs_to(:blocker, User, type: FlakeId.Ecto.CompatType)
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belongs_to(:blockee, User, type: FlakeId.Ecto.CompatType)
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timestamps(updated_at: false)
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end
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def changeset(%UserBlock{} = user_block, params \\ %{}) do
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user_block
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|> cast(params, [:blocker_id, :blockee_id])
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|> validate_required([:blocker_id, :blockee_id])
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|> unique_constraint(:blockee_id, name: :user_blocks_blocker_id_blockee_id_index)
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|> validate_not_self_block()
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end
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def exists?(%User{} = blocker, %User{} = blockee) do
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UserBlock
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|> where(blocker_id: ^blocker.id, blockee_id: ^blockee.id)
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|> Repo.exists?()
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end
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def create(%User{} = blocker, %User{} = blockee) do
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%UserBlock{}
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|> changeset(%{blocker_id: blocker.id, blockee_id: blockee.id})
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|> Repo.insert(
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on_conflict: :replace_all_except_primary_key,
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conflict_target: [:blocker_id, :blockee_id]
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)
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end
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def delete(%User{} = blocker, %User{} = blockee) do
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attrs = %{blocker_id: blocker.id, blockee_id: blockee.id}
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if is_nil(existing_record = Repo.get_by(UserBlock, attrs)) do
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{:ok, nil}
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else
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Repo.delete(existing_record)
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end
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end
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defp validate_not_self_block(%Ecto.Changeset{} = changeset) do
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changeset
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|> validate_change(:blockee_id, fn _, blockee_id ->
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if blockee_id == changeset.changes[:blocker_id] || changeset.data.blocker_id do
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[blockee_id: "can't be equal to blocker_id"]
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else
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[]
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end
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end)
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|> validate_change(:blocker_id, fn _, blocker_id ->
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if blocker_id == changeset.changes[:blockee_id] || changeset.data.blockee_id do
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[blocker_id: "can't be equal to blockee_id"]
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else
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[]
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end
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end)
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end
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end
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