akkoma/lib/pleroma/user.ex
lambadalambda ac9817bdb0 Merge branch 'bugfix/repeated-follow-unfollow' into 'develop'
Add error messages for repeated follows and unfollows

See merge request !7
2017-04-17 05:46:59 -04:00

99 lines
2.8 KiB
Elixir

defmodule Pleroma.User do
use Ecto.Schema
import Ecto.Changeset
alias Pleroma.{Repo, User}
schema "users" do
field :bio, :string
field :email, :string
field :name, :string
field :nickname, :string
field :password_hash, :string
field :password, :string, virtual: true
field :password_confirmation, :string, virtual: true
field :following, { :array, :string }, default: []
field :ap_id, :string
field :avatar, :map
timestamps()
end
def ap_id(%User{nickname: nickname}) do
"#{Pleroma.Web.base_url}/users/#{nickname}"
end
def ap_followers(%User{} = user) do
"#{ap_id(user)}/followers"
end
def follow_changeset(struct, params \\ %{}) do
struct
|> cast(params, [:following])
|> validate_required([:following])
end
def register_changeset(struct, params \\ %{}) do
changeset = struct
|> cast(params, [:bio, :email, :name, :nickname, :password, :password_confirmation])
|> validate_required([:bio, :email, :name, :nickname, :password, :password_confirmation])
|> validate_confirmation(:password)
|> unique_constraint(:email)
|> unique_constraint(:nickname)
if changeset.valid? do
hashed = Comeonin.Pbkdf2.hashpwsalt(changeset.changes[:password])
ap_id = User.ap_id(%User{nickname: changeset.changes[:nickname]})
followers = User.ap_followers(%User{nickname: changeset.changes[:nickname]})
changeset
|> put_change(:password_hash, hashed)
|> put_change(:ap_id, ap_id)
|> put_change(:following, [followers])
else
changeset
end
end
def follow(%User{} = follower, %User{} = followed) do
ap_followers = User.ap_followers(followed)
if following?(follower, followed) do
{ :error,
"Could not follow user: #{followed.nickname} is already on your list." }
else
following = [ap_followers | follower.following]
|> Enum.uniq
follower
|> follow_changeset(%{following: following})
|> Repo.update
end
end
def unfollow(%User{} = follower, %User{} = followed) do
ap_followers = User.ap_followers(followed)
if following?(follower, followed) do
following = follower.following
|> List.delete(ap_followers)
follower
|> follow_changeset(%{following: following})
|> Repo.update
else
{ :error, "Not subscribed!" }
end
end
def following?(%User{} = follower, %User{} = followed) do
Enum.member?(follower.following, User.ap_followers(followed))
end
def get_cached_by_ap_id(ap_id) do
key = "ap_id:#{ap_id}"
Cachex.get!(:user_cache, key, fallback: fn(_) -> Repo.get_by(User, ap_id: ap_id) end)
end
def get_cached_by_nickname(nickname) do
key = "nickname:#{nickname}"
Cachex.get!(:user_cache, key, fallback: fn(_) -> Repo.get_by(User, nickname: nickname) end)
end
end