defmodule Pleroma.User do
use Ecto.Schema
- import Ecto.Changeset
- import Ecto.Query
- alias Pleroma.{Repo, User, Activity, Object}
+
+ import Ecto.{Changeset, Query}
+ alias Pleroma.{Repo, User, Object, Web, Activity, Notification}
+ alias Comeonin.Pbkdf2
+ alias Pleroma.Web.{OStatus, Websub}
+ alias Pleroma.Web.ActivityPub.{Utils, ActivityPub}
schema "users" do
field :bio, :string
field :password_hash, :string
field :password, :string, virtual: true
field :password_confirmation, :string, virtual: true
- field :following, { :array, :string }, default: []
+ field :following, {:array, :string}, default: []
field :ap_id, :string
field :avatar, :map
field :local, :boolean, default: true
field :info, :map, default: %{}
+ field :follower_address, :string
+ has_many :notifications, Notification
timestamps()
end
def avatar_url(user) do
case user.avatar do
%{"url" => [%{"href" => href} | _]} -> href
- _ -> "https://placehold.it/48x48"
+ _ -> "#{Web.base_url()}/images/avi.png"
+ end
+ end
+
+ def banner_url(user) do
+ case user.info["banner"] do
+ %{"url" => [%{"href" => href} | _]} -> href
+ _ -> "#{Web.base_url()}/images/banner.png"
end
end
def ap_id(%User{nickname: nickname}) do
- "#{Pleroma.Web.base_url}/users/#{nickname}"
+ "#{Web.base_url}/users/#{nickname}"
end
def ap_followers(%User{} = 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)
+ def info_changeset(struct, params \\ %{}) do
+ struct
+ |> cast(params, [:info])
+ |> validate_required([:info])
+ end
+ def user_info(%User{} = user) do
+ oneself = if user.local, do: 1, else: 0
%{
- following_count: length(user.following),
- note_count: Repo.one(note_count_query),
- follower_count: Repo.one(follower_count_query)
+ following_count: length(user.following) - oneself,
+ note_count: user.info["note_count"] || 0,
+ follower_count: user.info["follower_count"] || 0
}
end
+ @email_regex ~r/^[a-zA-Z0-9.!#$%&'*+\/=?^_`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*$/
+ def remote_user_creation(params) do
+ changes = %User{}
+ |> cast(params, [:bio, :name, :ap_id, :nickname, :info, :avatar])
+ |> validate_required([:name, :ap_id, :nickname])
+ |> unique_constraint(:nickname)
+ |> validate_format(:nickname, @email_regex)
+ |> validate_length(:bio, max: 5000)
+ |> validate_length(:name, max: 100)
+ |> put_change(:local, false)
+ if changes.valid? do
+ case changes.changes[:info]["source_data"] do
+ %{"followers" => followers} ->
+ changes
+ |> put_change(:follower_address, followers)
+ _ ->
+ followers = User.ap_followers(%User{nickname: changes.changes[:nickname]})
+ changes
+ |> put_change(:follower_address, followers)
+ end
+ else
+ changes
+ end
+ end
+
+ def update_changeset(struct, params \\ %{}) do
+ struct
+ |> cast(params, [:bio, :name])
+ |> unique_constraint(:nickname)
+ |> validate_format(:nickname, ~r/^[a-zA-Z\d]+$/)
+ |> validate_length(:bio, min: 1, max: 1000)
+ |> validate_length(:name, min: 1, max: 100)
+ end
+
+ def password_update_changeset(struct, params) do
+ changeset = struct
+ |> cast(params, [:password, :password_confirmation])
+ |> validate_required([:password, :password_confirmation])
+ |> validate_confirmation(:password)
+
+ if changeset.valid? do
+ hashed = Pbkdf2.hashpwsalt(changeset.changes[:password])
+ changeset
+ |> put_change(:password_hash, hashed)
+ else
+ changeset
+ end
+ end
+
+ def reset_password(user, data) do
+ update_and_set_cache(password_update_changeset(user, data))
+ end
+
def register_changeset(struct, params \\ %{}) do
changeset = struct
|> cast(params, [:bio, :email, :name, :nickname, :password, :password_confirmation])
|> unique_constraint(:email)
|> unique_constraint(:nickname)
|> validate_format(:nickname, ~r/^[a-zA-Z\d]+$/)
+ |> validate_format(:email, @email_regex)
+ |> validate_length(:bio, min: 1, max: 1000)
+ |> validate_length(:name, min: 1, max: 100)
if changeset.valid? do
- hashed = Comeonin.Pbkdf2.hashpwsalt(changeset.changes[:password])
+ 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])
+ |> put_change(:follower_address, 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." }
+ def follow(%User{} = follower, %User{info: info} = followed) do
+ ap_followers = followed.follower_address
+ if following?(follower, followed) or info["deactivated"] do
+ {:error,
+ "Could not follow user: #{followed.nickname} is already on your list."}
else
+ if !followed.local && follower.local do
+ Websub.subscribe(follower, followed)
+ end
+
following = [ap_followers | follower.following]
|> Enum.uniq
- follower
+ follower = follower
|> follow_changeset(%{following: following})
- |> Repo.update
+ |> update_and_set_cache
+
+ {:ok, _} = update_follower_count(followed)
+
+ follower
end
end
def unfollow(%User{} = follower, %User{} = followed) do
- ap_followers = User.ap_followers(followed)
- if following?(follower, followed) do
+ ap_followers = followed.follower_address
+ if following?(follower, followed) and follower.ap_id != followed.ap_id do
following = follower.following
|> List.delete(ap_followers)
- follower
+ { :ok, follower } = follower
|> follow_changeset(%{following: following})
- |> Repo.update
+ |> update_and_set_cache
+
+ {:ok, followed} = update_follower_count(followed)
+
+ {:ok, follower, Utils.fetch_latest_follow(follower, followed)}
else
- { :error, "Not subscribed!" }
+ {:error, "Not subscribed!"}
end
end
def following?(%User{} = follower, %User{} = followed) do
- Enum.member?(follower.following, User.ap_followers(followed))
+ Enum.member?(follower.following, followed.follower_address)
+ end
+
+ def get_by_ap_id(ap_id) do
+ Repo.get_by(User, ap_id: ap_id)
+ end
+
+ def update_and_set_cache(changeset) do
+ with {:ok, user} <- Repo.update(changeset) do
+ Cachex.set(:user_cache, "ap_id:#{user.ap_id}", user)
+ Cachex.set(:user_cache, "nickname:#{user.nickname}", user)
+ Cachex.set(:user_cache, "user_info:#{user.id}", user_info(user))
+ {:ok, user}
+ else
+ e -> e
+ end
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)
+ Cachex.get!(:user_cache, key, fallback: fn(_) -> get_by_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)
+ Cachex.get!(:user_cache, key, fallback: fn(_) -> get_or_fetch_by_nickname(nickname) end)
end
def get_by_nickname(nickname) do
key = "user_info:#{user.id}"
Cachex.get!(:user_cache, key, fallback: fn(_) -> user_info(user) end)
end
+
+ def get_or_fetch_by_nickname(nickname) do
+ with %User{} = user <- get_by_nickname(nickname) do
+ user
+ else _e ->
+ with [_nick, _domain] <- String.split(nickname, "@"),
+ {:ok, user} <- OStatus.make_user(nickname) do
+ user
+ else _e -> nil
+ end
+ end
+ end
+
+ # TODO: these queries could be more efficient if the type in postgresql wasn't map, but array.
+ def get_followers(%User{id: id, follower_address: follower_address}) do
+ q = from u in User,
+ where: fragment("? @> ?", u.following, ^follower_address ),
+ where: u.id != ^id
+
+ {:ok, Repo.all(q)}
+ end
+
+ def get_friends(%User{id: id, following: following}) do
+ q = from u in User,
+ where: u.follower_address in ^following,
+ where: u.id != ^id
+
+ {:ok, Repo.all(q)}
+ end
+
+ def increase_note_count(%User{} = user) do
+ note_count = (user.info["note_count"] || 0) + 1
+ new_info = Map.put(user.info, "note_count", note_count)
+
+ cs = info_changeset(user, %{info: new_info})
+
+ update_and_set_cache(cs)
+ end
+
+ def update_note_count(%User{} = user) do
+ note_count_query = from a in Object,
+ where: fragment("?->>'actor' = ? and ?->>'type' = 'Note'", a.data, ^user.ap_id, a.data),
+ select: count(a.id)
+
+ note_count = Repo.one(note_count_query)
+
+ new_info = Map.put(user.info, "note_count", note_count)
+
+ cs = info_changeset(user, %{info: new_info})
+
+ update_and_set_cache(cs)
+ end
+
+ def update_follower_count(%User{} = user) do
+ follower_count_query = from u in User,
+ where: fragment("? @> ?", u.following, ^user.follower_address),
+ where: u.id != ^user.id,
+ select: count(u.id)
+
+ follower_count = Repo.one(follower_count_query)
+
+ new_info = Map.put(user.info, "follower_count", follower_count)
+
+ cs = info_changeset(user, %{info: new_info})
+
+ update_and_set_cache(cs)
+ end
+
+ def get_notified_from_activity(%Activity{data: %{"to" => to}}) do
+ query = from u in User,
+ where: u.ap_id in ^to,
+ where: u.local == true
+
+ Repo.all(query)
+ end
+
+ def get_recipients_from_activity(%Activity{data: %{"to" => to}}) do
+ query = from u in User,
+ where: u.ap_id in ^to,
+ or_where: fragment("? \\\?| ?", u.following, ^to)
+
+ query = from u in query,
+ where: u.local == true
+
+ Repo.all(query)
+ end
+
+ def search(query, resolve) do
+ if resolve do
+ User.get_or_fetch_by_nickname(query)
+ end
+ q = from u in User,
+ where: fragment("(to_tsvector('english', ?) || to_tsvector('english', ?)) @@ plainto_tsquery('english', ?)", u.nickname, u.name, ^query),
+ limit: 20
+ Repo.all(q)
+ end
+
+ def block(user, %{ap_id: ap_id}) do
+ blocks = user.info["blocks"] || []
+ new_blocks = Enum.uniq([ap_id | blocks])
+ new_info = Map.put(user.info, "blocks", new_blocks)
+
+ cs = User.info_changeset(user, %{info: new_info})
+ update_and_set_cache(cs)
+ end
+
+ def unblock(user, %{ap_id: ap_id}) do
+ blocks = user.info["blocks"] || []
+ new_blocks = List.delete(blocks, ap_id)
+ new_info = Map.put(user.info, "blocks", new_blocks)
+
+ cs = User.info_changeset(user, %{info: new_info})
+ update_and_set_cache(cs)
+ end
+
+ def blocks?(user, %{ap_id: ap_id}) do
+ blocks = user.info["blocks"] || []
+ Enum.member?(blocks, ap_id)
+ end
+
+ def local_user_query() do
+ from u in User,
+ where: u.local == true
+ end
+
+ def deactivate (%User{} = user) do
+ new_info = Map.put(user.info, "deactivated", true)
+ cs = User.info_changeset(user, %{info: new_info})
+ update_and_set_cache(cs)
+ end
+
+ def delete (%User{} = user) do
+ {:ok, user} = User.deactivate(user)
+
+ # Remove all relationships
+ {:ok, followers } = User.get_followers(user)
+ followers
+ |> Enum.each(fn (follower) -> User.unfollow(follower, user) end)
+
+ {:ok, friends} = User.get_friends(user)
+ friends
+ |> Enum.each(fn (followed) -> User.unfollow(user, followed) end)
+
+ query = from a in Activity,
+ where: a.actor == ^user.ap_id
+
+ Repo.all(query)
+ |> Enum.each(fn (activity) ->
+ case activity.data["type"] do
+ "Create" -> ActivityPub.delete(Object.get_by_ap_id(activity.data["object"]["id"]))
+ _ -> "Doing nothing" # TODO: Do something with likes, follows, repeats.
+ end
+ end)
+
+ :ok
+ end
+
+ def get_or_fetch_by_ap_id(ap_id) do
+ if user = get_by_ap_id(ap_id) do
+ user
+ else
+ with {:ok, user} <- ActivityPub.make_user_from_ap_id(ap_id) do
+ user
+ end
+ end
+ end
+
+ # AP style
+ def public_key_from_info(%{"source_data" => %{"publicKey" => %{"publicKeyPem" => public_key_pem}}}) do
+ key = :public_key.pem_decode(public_key_pem)
+ |> hd()
+ |> :public_key.pem_entry_decode()
+
+ {:ok, key}
+ end
+
+ # OStatus Magic Key
+ def public_key_from_info(%{"magic_key" => magic_key}) do
+ {:ok, Pleroma.Web.Salmon.decode_key(magic_key)}
+ end
+
+ def get_public_key_for_ap_id(ap_id) do
+ with %User{} = user <- get_or_fetch_by_ap_id(ap_id),
+ {:ok, public_key} <- public_key_from_info(user.info) do
+ {:ok, public_key}
+ else
+ _ -> :error
+ end
+ end
+
+ def insert_or_update_user(data) do
+ cs = User.remote_user_creation(data)
+ Repo.insert(cs, on_conflict: :replace_all, conflict_target: :nickname)
+ end
end