99ac6ef100
Closes #88 Automatically create tokens for new users and actors Closes #89 Signed-off-by: Thomas Citharel <tcit@tcit.fr>
868 lines
20 KiB
Elixir
868 lines
20 KiB
Elixir
defmodule Mobilizon.Actors do
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@moduledoc """
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The Actors context.
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"""
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import Ecto.Query, warn: false
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import Mobilizon.Ecto
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alias Mobilizon.Repo
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alias Mobilizon.Actors.{Actor, Bot, Member, Follower}
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alias Mobilizon.Service.ActivityPub
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# import Exgravatar
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@doc false
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def data() do
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Dataloader.Ecto.new(Repo, query: &query/2)
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end
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@doc false
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def query(queryable, _params) do
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queryable
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end
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@doc """
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Returns the list of actors.
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## Examples
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iex> Mobilizon.Actors.list_actors()
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[%Mobilizon.Actors.Actor{}]
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"""
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@spec list_actors() :: list()
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def list_actors do
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Repo.all(Actor)
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end
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@doc """
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Gets a single actor.
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Raises `Ecto.NoResultsError` if the Actor does not exist.
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## Examples
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iex> get_actor!(123)
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%Mobilizon.Actors.Actor{}
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iex> get_actor!(456)
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** (Ecto.NoResultsError)
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"""
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@spec get_actor!(integer()) :: Actor.t()
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def get_actor!(id) do
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Repo.get!(Actor, id)
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end
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@spec get_actor_with_everything(integer()) :: Ecto.Query
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defp do_get_actor_with_everything(id) do
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from(a in Actor, where: a.id == ^id, preload: [:organized_events, :followers, :followings])
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end
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@doc """
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Returns an actor with every relation
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"""
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@spec get_actor_with_everything(integer()) :: Mobilizon.Actors.Actor.t()
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def get_actor_with_everything(id) do
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id
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|> do_get_actor_with_everything
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|> Repo.one()
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end
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@doc """
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Returns an actor with every relation
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"""
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@spec get_local_actor_with_everything(integer()) :: Mobilizon.Actors.Actor.t()
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def get_local_actor_with_everything(id) do
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id
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|> do_get_actor_with_everything
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|> where([a], is_nil(a.domain))
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|> Repo.one()
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end
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@doc """
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Creates a actor.
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## Examples
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iex> create_actor(%{preferred_username: "test"})
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{:ok, %Mobilizon.Actors.Actor{preferred_username: "test"}}
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iex> create_actor(%{preferred_username: nil})
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{:error, %Ecto.Changeset{}}
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"""
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def create_actor(attrs \\ %{}) do
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%Actor{}
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|> Actor.changeset(attrs)
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|> Repo.insert()
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end
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@doc """
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Updates a actor.
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## Examples
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iex> update_actor(%Actor{preferred_username: "toto"}, %{preferred_username: "tata"})
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{:ok, %Mobilizon.Actors.Actor{preferred_username: "tata"}}
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iex> update_actor(%Actor{preferred_username: "toto"}, %{preferred_username: nil})
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{:error, %Ecto.Changeset{}}
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"""
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def update_actor(%Actor{} = actor, attrs) do
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actor
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|> Actor.changeset(attrs)
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|> Repo.update()
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end
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@doc """
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Deletes a Actor.
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## Examples
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iex> delete_actor(%Actor{})
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{:ok, %Mobilizon.Actors.Actor{}}
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iex> delete_actor(nil)
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{:error, %Ecto.Changeset{}}
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"""
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@spec delete_actor(Actor.t()) :: {:ok, Actor.t()} | {:error, Ecto.Changeset.t()}
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def delete_actor(%Actor{} = actor) do
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Repo.delete(actor)
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end
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@doc """
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Returns an `%Ecto.Changeset{}` for tracking actor changes.
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## Examples
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iex> change_actor(%Actor{})
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%Ecto.Changeset{data: %Mobilizon.Actors.Actor{}}
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"""
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def change_actor(%Actor{} = actor) do
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Actor.changeset(actor, %{})
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end
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@doc """
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List the groups
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"""
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def list_groups(page \\ nil, limit \\ nil) do
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Repo.all(
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from(
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a in Actor,
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where: a.type == ^:Group
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)
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|> paginate(page, limit)
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)
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end
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@doc """
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Get the default member role depending on the actor openness
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"""
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def get_default_member_role(%Actor{openness: :open}), do: :member
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def get_default_member_role(%Actor{}), do: :not_approved
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@doc """
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Get a group by it's title
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"""
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@spec get_group_by_title(String.t()) :: Actor.t() | nil
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def get_group_by_title(title) do
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case String.split(title, "@") do
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[title] ->
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get_local_group_by_title(title)
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[title, domain] ->
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Repo.one(
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from(a in Actor,
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where: a.preferred_username == ^title and a.type == "Group" and a.domain == ^domain
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)
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)
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end
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end
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@doc """
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Get a local group by it's title
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"""
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@spec get_local_group_by_title(String.t()) :: Actor.t() | nil
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def get_local_group_by_title(title) do
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title
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|> do_get_local_group_by_title
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|> Repo.one()
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end
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@spec do_get_local_group_by_title(String.t()) :: Ecto.Query.t()
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defp do_get_local_group_by_title(title) do
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from(a in Actor,
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where: a.preferred_username == ^title and a.type == "Group" and is_nil(a.domain)
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)
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end
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@doc """
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Creates a group.
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## Examples
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iex> create_group(%{name: "group name"})
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{:ok, %Mobilizon.Actors.Actor{}}
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iex> create_group(%{name: nil})
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{:error, %Ecto.Changeset{}}
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"""
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def create_group(attrs \\ %{}) do
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%Actor{}
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|> Actor.group_creation(attrs)
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|> Repo.insert()
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end
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@doc """
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Delete a group
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"""
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def delete_group!(%Actor{type: :Group} = group) do
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Repo.delete!(group)
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end
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def insert_or_update_actor(data, preload \\ false) do
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cs = Actor.remote_actor_creation(data)
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{:ok, actor} =
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Repo.insert(
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cs,
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on_conflict: [
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set: [
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keys: data.keys,
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avatar_url: data.avatar_url,
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banner_url: data.banner_url,
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name: data.name,
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summary: data.summary
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]
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],
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conflict_target: [:url]
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)
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if preload, do: {:ok, Repo.preload(actor, [:followers])}, else: {:ok, actor}
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end
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# def increase_event_count(%Actor{} = actor) do
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# event_count = (actor.info["event_count"] || 0) + 1
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# new_info = Map.put(actor.info, "note_count", note_count)
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#
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# cs = info_changeset(actor, %{info: new_info})
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#
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# update_and_set_cache(cs)
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# end
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@doc """
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Get an actor by it's URL (ActivityPub ID). The `:preload` option allows preloading the Followers relation.
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Raises `Ecto.NoResultsError` if the Actor does not exist.
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## Examples
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iex> get_actor_by_url("https://mastodon.server.tld/users/user")
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{:ok, %Mobilizon.Actors.Actor{preferred_username: "user"}}
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iex> get_actor_by_url("https://mastodon.server.tld/users/user", true)
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{:ok, %Mobilizon.Actors.Actor{preferred_username: "user", followers: []}}
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iex> get_actor_by_url("non existent")
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{:error, :actor_not_found}
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"""
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@spec get_actor_by_url(String.t(), boolean()) :: {:ok, Actor.t()} | {:error, :actor_not_found}
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def get_actor_by_url(url, preload \\ false) do
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case Repo.get_by(Actor, url: url) do
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nil ->
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{:error, :actor_not_found}
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actor ->
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if preload, do: {:ok, Repo.preload(actor, [:followers])}, else: {:ok, actor}
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end
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end
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@doc """
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Get an actor by it's URL (ActivityPub ID). The `:preload` option allows preloading the Followers relation.
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Raises `Ecto.NoResultsError` if the Actor does not exist.
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## Examples
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iex> get_actor_by_url!("https://mastodon.server.tld/users/user")
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%Mobilizon.Actors.Actor{}
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iex> get_actor_by_url!("https://mastodon.server.tld/users/user", true)
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{:ok, %Mobilizon.Actors.Actor{preferred_username: "user", followers: []}}
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iex> get_actor_by_url!("non existent")
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** (Ecto.NoResultsError)
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"""
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@spec get_actor_by_url!(String.t(), boolean()) :: struct()
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def get_actor_by_url!(url, preload \\ false) do
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actor = Repo.get_by!(Actor, url: url)
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if preload, do: Repo.preload(actor, [:followers]), else: actor
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end
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@doc """
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Get an actor by name
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## Examples
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iex> get_actor_by_name("tcit")
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%Mobilizon.Actors.Actor{preferred_username: "tcit", domain: nil}
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iex> get_actor_by_name("tcit@social.tcit.fr")
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%Mobilizon.Actors.Actor{preferred_username: "tcit", domain: "social.tcit.fr"}
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iex> get_actor_by_name("tcit", :Group)
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nil
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"""
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@spec get_actor_by_name(String.t(), atom() | nil) :: Actor.t()
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def get_actor_by_name(name, type \\ nil) do
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# Base query
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query = from(a in Actor)
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# If we have Person / Group information
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query =
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if type in [:Person, :Group] do
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from(a in query, where: a.type == ^type)
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else
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query
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end
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# If the name is a remote actor
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query =
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case String.split(name, "@") do
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[name] -> do_get_actor_by_name(query, name)
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[name, domain] -> do_get_actor_by_name(query, name, domain)
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end
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Repo.one(query)
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end
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# Get actor by username and domain is nil
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defp do_get_actor_by_name(query, name) do
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from(a in query, where: a.preferred_username == ^name and is_nil(a.domain))
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end
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# Get actor by username and domain
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defp do_get_actor_by_name(query, name, domain) do
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from(a in query, where: a.preferred_username == ^name and a.domain == ^domain)
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end
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def get_local_actor_by_name(name) do
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Repo.one(from(a in Actor, where: a.preferred_username == ^name and is_nil(a.domain)))
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end
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def get_local_actor_by_name_with_everything(name) do
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actor = Repo.one(from(a in Actor, where: a.preferred_username == ^name and is_nil(a.domain)))
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Repo.preload(actor, [:organized_events, :followers, :followings])
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end
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@spec get_actor_by_name_with_everything(String.t(), atom() | nil) :: Actor.t()
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def get_actor_by_name_with_everything(name, type \\ nil) do
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name
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|> get_actor_by_name(type)
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|> Repo.preload(:organized_events)
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end
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@doc """
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Returns a cached local actor by username
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"""
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@spec get_cached_local_actor_by_name(String.t()) ::
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{:ok, Actor.t()} | {:commit, Actor.t()} | {:ignore, any()}
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def get_cached_local_actor_by_name(name) do
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Cachex.fetch(:activity_pub, "actor_" <> name, fn "actor_" <> name ->
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case get_local_actor_by_name(name) do
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nil -> {:ignore, nil}
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%Actor{} = actor -> {:commit, actor}
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end
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end)
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end
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@doc """
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Getting an actor from url, eventually creating it
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"""
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# TODO: Move this to Mobilizon.Service.ActivityPub
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@spec get_or_fetch_by_url(String.t(), bool()) :: {:ok, Actor.t()} | {:error, String.t()}
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def get_or_fetch_by_url(url, preload \\ false) do
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with {:ok, actor} <- get_actor_by_url(url, preload) do
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{:ok, actor}
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else
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_ ->
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case ActivityPub.make_actor_from_url(url, preload) do
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{:ok, actor} ->
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{:ok, actor}
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_ ->
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{:error, "Could not fetch by AP id"}
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end
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end
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end
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def get_or_fetch_by_url!(url, preload \\ false) do
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with {:ok, actor} <- get_actor_by_url(url, preload) do
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actor
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else
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_ ->
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case ActivityPub.make_actor_from_url(url, preload) do
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{:ok, actor} ->
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actor
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_ ->
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raise "Could not fetch by AP id"
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end
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end
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end
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@doc """
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Find local users by their username
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"""
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# TODO: This doesn't seem to be used anyway
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def find_local_by_username(username) do
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actors =
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Repo.all(
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from(
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a in Actor,
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where:
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fragment(
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"f_unaccent(?) <% f_unaccent(?) or
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f_unaccent(coalesce(?, '')) <% f_unaccent(?)",
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a.preferred_username,
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^username,
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a.name,
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^username
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),
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where: is_nil(a.domain),
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order_by:
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fragment(
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"word_similarity(?, ?) + word_similarity(coalesce(?, ''), ?) desc",
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a.preferred_username,
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^username,
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a.name,
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^username
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)
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)
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)
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Repo.preload(actors, :organized_events)
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end
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@doc """
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Find actors by their name or displayed name
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"""
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@spec find_actors_by_username_or_name(String.t(), integer(), integer()) :: list(Actor.t())
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def find_actors_by_username_or_name(username, page \\ nil, limit \\ nil)
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def find_actors_by_username_or_name("", _page, _limit), do: []
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def find_actors_by_username_or_name(username, page, limit) do
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Repo.all(
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from(
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a in Actor,
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where:
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fragment(
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"f_unaccent(?) %> f_unaccent(?) or
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f_unaccent(coalesce(?, '')) %> f_unaccent(?)",
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a.preferred_username,
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^username,
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a.name,
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^username
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),
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order_by:
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fragment(
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"word_similarity(?, ?) + word_similarity(coalesce(?, ''), ?) desc",
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a.preferred_username,
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^username,
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a.name,
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^username
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)
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)
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|> paginate(page, limit)
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)
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end
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@doc """
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Get a group by its actor id
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"""
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def get_group_by_actor_id(actor_id) do
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case Repo.get_by(Actor, id: actor_id, type: :Group) do
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nil -> {:error, :group_not_found}
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actor -> {:ok, actor}
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end
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end
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@doc """
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Create a new RSA key
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"""
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@spec create_keys() :: String.t()
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def create_keys() do
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key = :public_key.generate_key({:rsa, 2048, 65_537})
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entry = :public_key.pem_entry_encode(:RSAPrivateKey, key)
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[entry] |> :public_key.pem_encode() |> String.trim_trailing()
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end
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@doc """
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Create a new person actor
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"""
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def new_person(args) do
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key = :public_key.generate_key({:rsa, 2048, 65_537})
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entry = :public_key.pem_entry_encode(:RSAPrivateKey, key)
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pem = [entry] |> :public_key.pem_encode() |> String.trim_trailing()
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args = Map.put(args, :keys, pem)
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with {:ok, %Actor{} = person} <-
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%Actor{}
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|> Actor.registration_changeset(args)
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|> Repo.insert() do
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Mobilizon.Events.create_feed_token(%{"user_id" => args["user_id"], "actor_id" => person.id})
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{:ok, person}
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end
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end
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def register_bot_account(%{name: name, summary: summary}) do
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key = :public_key.generate_key({:rsa, 2048, 65_537})
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entry = :public_key.pem_entry_encode(:RSAPrivateKey, key)
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pem = [entry] |> :public_key.pem_encode() |> String.trim_trailing()
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actor =
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Mobilizon.Actors.Actor.registration_changeset(%Mobilizon.Actors.Actor{}, %{
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preferred_username: name,
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domain: nil,
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keys: pem,
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summary: summary,
|
|
type: :Service
|
|
})
|
|
|
|
try do
|
|
Mobilizon.Repo.insert!(actor)
|
|
rescue
|
|
e in Ecto.InvalidChangesetError ->
|
|
{:error, e.changeset}
|
|
end
|
|
end
|
|
|
|
alias Mobilizon.Actors.Member
|
|
|
|
@doc """
|
|
Gets a single member.
|
|
|
|
Raises `Ecto.NoResultsError` if the Member does not exist.
|
|
|
|
## Examples
|
|
|
|
iex> get_member!(123)
|
|
%Mobilizon.Actors.Member{}
|
|
|
|
iex> get_member!(456)
|
|
** (Ecto.NoResultsError)
|
|
|
|
"""
|
|
def get_member!(id), do: Repo.get!(Member, id)
|
|
|
|
@doc """
|
|
Creates a member.
|
|
|
|
## Examples
|
|
|
|
iex> create_member(%{actor: %Actor{}})
|
|
{:ok, %Mobilizon.Actors.Member{}}
|
|
|
|
iex> create_member(%{actor: nil})
|
|
{:error, %Ecto.Changeset{}}
|
|
|
|
"""
|
|
def create_member(attrs \\ %{}) do
|
|
with {:ok, %Member{} = member} <-
|
|
%Member{}
|
|
|> Member.changeset(attrs)
|
|
|> Repo.insert() do
|
|
{:ok, Repo.preload(member, [:actor, :parent])}
|
|
end
|
|
end
|
|
|
|
@doc """
|
|
Updates a member.
|
|
|
|
## Examples
|
|
|
|
iex> update_member(%Member{}, %{role: 3})
|
|
{:ok, %Mobilizon.Actors.Member{}}
|
|
|
|
iex> update_member(%Member{}, %{role: nil})
|
|
{:error, %Ecto.Changeset{}}
|
|
|
|
"""
|
|
def update_member(%Member{} = member, attrs) do
|
|
member
|
|
|> Member.changeset(attrs)
|
|
|> Repo.update()
|
|
end
|
|
|
|
@doc """
|
|
Deletes a Member.
|
|
|
|
## Examples
|
|
|
|
iex> delete_member(%Member{})
|
|
{:ok, %Mobilizon.Actors.Member{}}
|
|
|
|
iex> delete_member(%Member{})
|
|
{:error, %Ecto.Changeset{}}
|
|
|
|
"""
|
|
def delete_member(%Member{} = member) do
|
|
Repo.delete(member)
|
|
end
|
|
|
|
@doc """
|
|
Returns an `%Ecto.Changeset{}` for tracking member changes.
|
|
|
|
## Examples
|
|
|
|
iex> change_member(%Member{})
|
|
%Ecto.Changeset{data: %Mobilizon.Actors.Member{}}
|
|
|
|
"""
|
|
def change_member(%Member{} = member) do
|
|
Member.changeset(member, %{})
|
|
end
|
|
|
|
def groups_for_actor(%Actor{id: id} = _actor) do
|
|
Repo.all(
|
|
from(
|
|
m in Member,
|
|
where: m.actor_id == ^id,
|
|
preload: [:parent]
|
|
)
|
|
)
|
|
end
|
|
|
|
def members_for_group(%Actor{type: :Group, id: id} = _group) do
|
|
Repo.all(
|
|
from(
|
|
m in Member,
|
|
where: m.parent_id == ^id,
|
|
preload: [:parent, :actor]
|
|
)
|
|
)
|
|
end
|
|
|
|
alias Mobilizon.Actors.Bot
|
|
|
|
@doc """
|
|
Returns the list of bots.
|
|
|
|
## Examples
|
|
|
|
iex> list_bots()
|
|
[%Mobilizon.Actors.Bot{}]
|
|
|
|
"""
|
|
def list_bots do
|
|
Repo.all(Bot)
|
|
end
|
|
|
|
@doc """
|
|
Gets a single bot.
|
|
|
|
Raises `Ecto.NoResultsError` if the Bot does not exist.
|
|
|
|
## Examples
|
|
|
|
iex> get_bot!(123)
|
|
%Mobilizon.Actors.Bot{}
|
|
|
|
iex> get_bot!(456)
|
|
** (Ecto.NoResultsError)
|
|
|
|
"""
|
|
def get_bot!(id), do: Repo.get!(Bot, id)
|
|
|
|
@spec get_bot_by_actor(Actor.t()) :: Bot.t()
|
|
def get_bot_by_actor(%Actor{} = actor) do
|
|
Repo.get_by!(Bot, actor_id: actor.id)
|
|
end
|
|
|
|
@doc """
|
|
Creates a bot.
|
|
|
|
## Examples
|
|
|
|
iex> create_bot(%{source: "toto"})
|
|
{:ok, %Mobilizon.Actors.Bot{}}
|
|
|
|
iex> create_bot(%{source: nil})
|
|
{:error, %Ecto.Changeset{}}
|
|
|
|
"""
|
|
def create_bot(attrs \\ %{}) do
|
|
%Bot{}
|
|
|> Bot.changeset(attrs)
|
|
|> Repo.insert()
|
|
end
|
|
|
|
@doc """
|
|
Updates a bot.
|
|
|
|
## Examples
|
|
|
|
iex> update_bot(%Bot{}, %{source: "new"})
|
|
{:ok, %Mobilizon.Actors.Bot{}}
|
|
|
|
iex> update_bot(%Bot{}, %{source: nil})
|
|
{:error, %Ecto.Changeset{}}
|
|
|
|
"""
|
|
def update_bot(%Bot{} = bot, attrs) do
|
|
bot
|
|
|> Bot.changeset(attrs)
|
|
|> Repo.update()
|
|
end
|
|
|
|
@doc """
|
|
Deletes a Bot.
|
|
|
|
## Examples
|
|
|
|
iex> delete_bot(%Bot{})
|
|
{:ok, %Mobilizon.Actors.Bot{}}
|
|
|
|
iex> delete_bot(%Bot{})
|
|
{:error, %Ecto.Changeset{}}
|
|
|
|
"""
|
|
def delete_bot(%Bot{} = bot) do
|
|
Repo.delete(bot)
|
|
end
|
|
|
|
@doc """
|
|
Returns an `%Ecto.Changeset{}` for tracking bot changes.
|
|
|
|
## Examples
|
|
|
|
iex> change_bot(%Bot{})
|
|
%Ecto.Changeset{data: %Mobilizon.Actors.Bot{}}
|
|
|
|
"""
|
|
def change_bot(%Bot{} = bot) do
|
|
Bot.changeset(bot, %{})
|
|
end
|
|
|
|
alias Mobilizon.Actors.Follower
|
|
|
|
@doc """
|
|
Gets a single follower.
|
|
|
|
Raises `Ecto.NoResultsError` if the Follower does not exist.
|
|
|
|
## Examples
|
|
|
|
iex> get_follower!(123)
|
|
%Mobilizon.Actors.Follower{}
|
|
|
|
iex> get_follower!(456)
|
|
** (Ecto.NoResultsError)
|
|
|
|
"""
|
|
def get_follower!(id) do
|
|
Repo.get!(Follower, id)
|
|
|> Repo.preload([:actor, :target_actor])
|
|
end
|
|
|
|
@spec get_follower(Actor.t(), Actor.t()) :: Follower.t()
|
|
def get_follower(%Actor{id: followed_id}, %Actor{id: follower_id}) do
|
|
Repo.one(
|
|
from(f in Follower, where: f.target_actor_id == ^followed_id and f.actor_id == ^follower_id)
|
|
)
|
|
end
|
|
|
|
@doc """
|
|
Creates a follower.
|
|
|
|
## Examples
|
|
|
|
iex> create_follower(%{actor: %Actor{}})
|
|
{:ok, %Mobilizon.Actors.Follower{}}
|
|
|
|
iex> create_follower(%{actor: nil})
|
|
{:error, %Ecto.Changeset{}}
|
|
|
|
"""
|
|
def create_follower(attrs \\ %{}) do
|
|
with {:ok, %Follower{} = follower} <-
|
|
%Follower{}
|
|
|> Follower.changeset(attrs)
|
|
|> Repo.insert() do
|
|
{:ok, Repo.preload(follower, [:actor, :target_actor])}
|
|
end
|
|
end
|
|
|
|
@doc """
|
|
Updates a follower.
|
|
|
|
## Examples
|
|
|
|
iex> update_follower(Follower{}, %{approved: true})
|
|
{:ok, %Mobilizon.Actors.Follower{}}
|
|
|
|
iex> update_follower(Follower{}, %{approved: nil})
|
|
{:error, %Ecto.Changeset{}}
|
|
|
|
"""
|
|
def update_follower(%Follower{} = follower, attrs) do
|
|
follower
|
|
|> Follower.changeset(attrs)
|
|
|> Repo.update()
|
|
end
|
|
|
|
@doc """
|
|
Deletes a Follower.
|
|
|
|
## Examples
|
|
|
|
iex> delete_follower(Follower{})
|
|
{:ok, %Mobilizon.Actors.Follower{}}
|
|
|
|
iex> delete_follower(Follower{})
|
|
{:error, %Ecto.Changeset{}}
|
|
|
|
"""
|
|
def delete_follower(%Follower{} = follower) do
|
|
Repo.delete(follower)
|
|
end
|
|
|
|
@doc """
|
|
Delete a follower by followed and follower actors
|
|
|
|
## Examples
|
|
|
|
iex> delete_follower(%Actor{}, %Actor{})
|
|
{:ok, %Mobilizon.Actors.Follower{}}
|
|
|
|
iex> delete_follower(%Actor{}, %Actor{})
|
|
{:error, %Ecto.Changeset{}}
|
|
|
|
"""
|
|
@spec delete_follower(Actor.t(), Actor.t()) ::
|
|
{:ok, Follower.t()} | {:error, Ecto.Changeset.t()}
|
|
def delete_follower(%Actor{} = followed, %Actor{} = follower) do
|
|
get_follower(followed, follower) |> Repo.delete()
|
|
end
|
|
|
|
@doc """
|
|
Returns an `%Ecto.Changeset{}` for tracking follower changes.
|
|
|
|
## Examples
|
|
|
|
iex> change_follower(Follower{})
|
|
%Ecto.Changeset{data: %Mobilizon.Actors.Follower{}}
|
|
|
|
"""
|
|
def change_follower(%Follower{} = follower) do
|
|
Follower.changeset(follower, %{})
|
|
end
|
|
end
|