112 lines
2.5 KiB
Elixir
112 lines
2.5 KiB
Elixir
defmodule Pleroma.List do
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use Ecto.Schema
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import Ecto.{Changeset, Query}
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alias Pleroma.{User, Repo, Activity}
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schema "lists" do
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belongs_to(:user, Pleroma.User)
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field(:title, :string)
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field(:following, {:array, :string}, default: [])
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timestamps()
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end
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def title_changeset(list, attrs \\ %{}) do
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list
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|> cast(attrs, [:title])
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|> validate_required([:title])
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end
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def follow_changeset(list, attrs \\ %{}) do
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list
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|> cast(attrs, [:following])
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|> validate_required([:following])
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end
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def for_user(user, opts) do
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query =
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from(
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l in Pleroma.List,
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where: l.user_id == ^user.id,
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order_by: [desc: l.id],
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limit: 50
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)
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Repo.all(query)
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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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l in Pleroma.List,
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where: l.id == ^id,
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where: l.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_following(%Pleroma.List{following: following} = list) do
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q =
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from(
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u in User,
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where: u.follower_address in ^following
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)
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{:ok, Repo.all(q)}
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end
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# Get lists the activity should be streamed to.
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def get_lists_from_activity(%Activity{actor: ap_id}) do
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actor = User.get_cached_by_ap_id(ap_id)
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query =
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from(
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l in Pleroma.List,
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where: fragment("? && ?", l.following, ^[actor.follower_address])
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)
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Repo.all(query)
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end
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# Get lists to which the account belongs.
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def get_lists_account_belongs(%User{} = owner, account_id) do
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user = Repo.get(User, account_id)
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query =
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from(
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l in Pleroma.List,
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where: l.user_id == ^owner.id and fragment("? = ANY(?)", ^user.follower_address, l.following)
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)
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Repo.all(query)
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end
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def rename(%Pleroma.List{} = list, title) do
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list
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|> title_changeset(%{title: title})
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|> Repo.update()
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end
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def create(title, %User{} = creator) do
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list = %Pleroma.List{user_id: creator.id, title: title}
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Repo.insert(list)
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end
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def follow(%Pleroma.List{following: following} = list, %User{} = followed) do
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update_follows(list, %{following: Enum.uniq([followed.follower_address | following])})
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end
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def unfollow(%Pleroma.List{following: following} = list, %User{} = unfollowed) do
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update_follows(list, %{following: List.delete(following, unfollowed.follower_address)})
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end
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def delete(%Pleroma.List{} = list) do
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Repo.delete(list)
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end
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def update_follows(%Pleroma.List{} = list, attrs) do
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list
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|> follow_changeset(attrs)
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|> Repo.update()
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end
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end
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