Refactor code to comply with credo suggestions

[akkoma] / lib / pleroma / user.ex

diff --git a/lib/pleroma/user.ex b/lib/pleroma/user.ex
index a10b43b780b93183fa507260397307470e249f6b..65925caed0aa3eee377b8264bbaa277e269b4bf9 100644 (file)
--- a/lib/pleroma/user.ex
+++ b/lib/pleroma/user.ex
@@ -1,7 +1,8 @@
 defmodule Pleroma.User do
   use Ecto.Schema
-  import Ecto.Changeset
-  alias Pleroma.{Repo, User}
+  import Ecto.{Changeset, Query}
+  alias Pleroma.{Repo, User, Object, Web}
+  alias Comeonin.Pbkdf2
 
   schema "users" do
     field :bio, :string
@@ -9,19 +10,24 @@ defmodule Pleroma.User do
     field :name, :string
     field :nickname, :string
     field :password_hash, :string
-    field :following, { :array, :string }, default: []
+    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
-    host =
-      Application.get_env(:pleroma, Pleroma.Web.Endpoint)
-      |> Keyword.fetch!(:url)
-      |> Keyword.fetch!(:host)
+  def avatar_url(user) do
+    case user.avatar do
+      %{"url" => [%{"href" => href} | _]} -> href
+      _ -> "https://placehold.it/48x48"
+    end
+  end
 
-    "https://#{host}/users/#{nickname}"
+  def ap_id(%User{nickname: nickname}) do
+    "#{Web.base_url}/users/#{nickname}"
   end
 
   def ap_followers(%User{} = user) do
@@ -34,23 +40,84 @@ defmodule Pleroma.User do
     |> validate_required([:following])
   end
 
+  def user_info(%User{} = user) do
+    note_count_query = from a in Object,
+      where: fragment("? @> ?", a.data, ^%{actor: user.ap_id, type: "Note"}),
+      select: count(a.id)
+
+    follower_count_query = from u in User,
+      where: fragment("? @> ?", u.following, ^User.ap_followers(user)),
+      select: count(u.id)
+
+    %{
+      following_count: length(user.following),
+      note_count: Repo.one(note_count_query),
+      follower_count: Repo.one(follower_count_query)
+    }
+  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)
+    |> validate_format(:nickname, ~r/^[a-zA-Z\d]+$/)
+
+    if changeset.valid? do
+      hashed = 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)
-    following = [ap_followers | follower.following]
-    |> Enum.uniq
+    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
+      follower
+      |> follow_changeset(%{following: following})
+      |> Repo.update
+    end
   end
 
   def unfollow(%User{} = follower, %User{} = followed) do
     ap_followers = User.ap_followers(followed)
-    following = follower.following
-    |> List.delete(ap_followers)
+    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
 
-    follower
-    |> follow_changeset(%{following: following})
-    |> Repo.update
+  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