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   1 # Pleroma: A lightweight social networking server
   2 # Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
   3 # SPDX-License-Identifier: AGPL-3.0-only
   4
   5 defmodule Pleroma.Web.AdminAPI.AdminAPIController do
   6   use Pleroma.Web, :controller
   7   alias Pleroma.User
   8   alias Pleroma.UserInviteToken
   9   alias Pleroma.Web.ActivityPub.Relay
  10   alias Pleroma.Web.AdminAPI.AccountView
  11   alias Pleroma.Web.AdminAPI.Search
  12
  13   import Pleroma.Web.ControllerHelper, only: [json_response: 3]
  14
  15   require Logger
  16
  17   @users_page_size 50
  18
  19   action_fallback(:errors)
  20
  21   def user_delete(conn, %{"nickname" => nickname}) do
  22     User.get_by_nickname(nickname)
  23     |> User.delete()
  24
  25     conn
  26     |> json(nickname)
  27   end
  28
  29   def user_follow(conn, %{"follower" => follower_nick, "followed" => followed_nick}) do
  30     with %User{} = follower <- User.get_by_nickname(follower_nick),
  31          %User{} = followed <- User.get_by_nickname(followed_nick) do
  32       User.follow(follower, followed)
  33     end
  34
  35     conn
  36     |> json("ok")
  37   end
  38
  39   def user_unfollow(conn, %{"follower" => follower_nick, "followed" => followed_nick}) do
  40     with %User{} = follower <- User.get_by_nickname(follower_nick),
  41          %User{} = followed <- User.get_by_nickname(followed_nick) do
  42       User.unfollow(follower, followed)
  43     end
  44
  45     conn
  46     |> json("ok")
  47   end
  48
  49   def user_create(
  50         conn,
  51         %{"nickname" => nickname, "email" => email, "password" => password}
  52       ) do
  53     user_data = %{
  54       nickname: nickname,
  55       name: nickname,
  56       email: email,
  57       password: password,
  58       password_confirmation: password,
  59       bio: "."
  60     }
  61
  62     changeset = User.register_changeset(%User{}, user_data, confirmed: true)
  63     {:ok, user} = User.register(changeset)
  64
  65     conn
  66     |> json(user.nickname)
  67   end
  68
  69   def user_show(conn, %{"nickname" => nickname}) do
  70     with %User{} = user <- User.get_by_nickname(nickname) do
  71       conn
  72       |> json(AccountView.render("show.json", %{user: user}))
  73     else
  74       _ -> {:error, :not_found}
  75     end
  76   end
  77
  78   def user_toggle_disabled(conn, %{"nickname" => nickname}) do
  79     user = User.get_by_nickname(nickname)
  80
  81     {:ok, updated_user} = User.disable(user, !user.info.disabled)
  82
  83     conn
  84     |> put_view(AccountView)
  85     |> render("show.json", %{user: updated_user})
  86   end
  87
  88   def user_toggle_activation(conn, %{"nickname" => nickname}) do
  89     user = User.get_by_nickname(nickname)
  90
  91     {:ok, updated_user} = User.deactivate(user, !user.info.deactivated)
  92
  93     conn
  94     |> json(AccountView.render("show.json", %{user: updated_user}))
  95   end
  96
  97   def tag_users(conn, %{"nicknames" => nicknames, "tags" => tags}) do
  98     with {:ok, _} <- User.tag(nicknames, tags),
  99          do: json_response(conn, :no_content, "")
 100   end
 101
 102   def untag_users(conn, %{"nicknames" => nicknames, "tags" => tags}) do
 103     with {:ok, _} <- User.untag(nicknames, tags),
 104          do: json_response(conn, :no_content, "")
 105   end
 106
 107   def list_users(conn, params) do
 108     {page, page_size} = page_params(params)
 109     filters = maybe_parse_filters(params["filters"])
 110
 111     search_params = %{
 112       query: params["query"],
 113       page: page,
 114       page_size: page_size
 115     }
 116
 117     with {:ok, users, count} <- Search.user(Map.merge(search_params, filters)),
 118          do:
 119            conn
 120            |> json(
 121              AccountView.render("index.json",
 122                users: users,
 123                count: count,
 124                page_size: page_size
 125              )
 126            )
 127   end
 128
 129   @filters ~w(local external active deactivated)
 130
 131   defp maybe_parse_filters(filters) when is_nil(filters) or filters == "", do: %{}
 132
 133   @spec maybe_parse_filters(String.t()) :: %{required(String.t()) => true} | %{}
 134   defp maybe_parse_filters(filters) do
 135     filters
 136     |> String.split(",")
 137     |> Enum.filter(&Enum.member?(@filters, &1))
 138     |> Enum.map(&String.to_atom(&1))
 139     |> Enum.into(%{}, &{&1, true})
 140   end
 141
 142   def right_add(conn, %{"permission_group" => permission_group, "nickname" => nickname})
 143       when permission_group in ["moderator", "admin"] do
 144     user = User.get_by_nickname(nickname)
 145
 146     info =
 147       %{}
 148       |> Map.put("is_" <> permission_group, true)
 149
 150     info_cng = User.Info.admin_api_update(user.info, info)
 151
 152     cng =
 153       user
 154       |> Ecto.Changeset.change()
 155       |> Ecto.Changeset.put_embed(:info, info_cng)
 156
 157     {:ok, _user} = User.update_and_set_cache(cng)
 158
 159     json(conn, info)
 160   end
 161
 162   def right_add(conn, _) do
 163     conn
 164     |> put_status(404)
 165     |> json(%{error: "No such permission_group"})
 166   end
 167
 168   def right_get(conn, %{"nickname" => nickname}) do
 169     user = User.get_by_nickname(nickname)
 170
 171     conn
 172     |> json(%{
 173       is_moderator: user.info.is_moderator,
 174       is_admin: user.info.is_admin
 175     })
 176   end
 177
 178   def right_delete(
 179         %{assigns: %{user: %User{:nickname => admin_nickname}}} = conn,
 180         %{
 181           "permission_group" => permission_group,
 182           "nickname" => nickname
 183         }
 184       )
 185       when permission_group in ["moderator", "admin"] do
 186     if admin_nickname == nickname do
 187       conn
 188       |> put_status(403)
 189       |> json(%{error: "You can't revoke your own admin status."})
 190     else
 191       user = User.get_by_nickname(nickname)
 192
 193       info =
 194         %{}
 195         |> Map.put("is_" <> permission_group, false)
 196
 197       info_cng = User.Info.admin_api_update(user.info, info)
 198
 199       cng =
 200         Ecto.Changeset.change(user)
 201         |> Ecto.Changeset.put_embed(:info, info_cng)
 202
 203       {:ok, _user} = User.update_and_set_cache(cng)
 204
 205       json(conn, info)
 206     end
 207   end
 208
 209   def right_delete(conn, _) do
 210     conn
 211     |> put_status(404)
 212     |> json(%{error: "No such permission_group"})
 213   end
 214
 215   def set_activation_status(conn, %{"nickname" => nickname, "status" => status}) do
 216     with {:ok, status} <- Ecto.Type.cast(:boolean, status),
 217          %User{} = user <- User.get_by_nickname(nickname),
 218          {:ok, _} <- User.deactivate(user, !status),
 219          do: json_response(conn, :no_content, "")
 220   end
 221
 222   def relay_follow(conn, %{"relay_url" => target}) do
 223     with {:ok, _message} <- Relay.follow(target) do
 224       json(conn, target)
 225     else
 226       _ ->
 227         conn
 228         |> put_status(500)
 229         |> json(target)
 230     end
 231   end
 232
 233   def relay_unfollow(conn, %{"relay_url" => target}) do
 234     with {:ok, _message} <- Relay.unfollow(target) do
 235       json(conn, target)
 236     else
 237       _ ->
 238         conn
 239         |> put_status(500)
 240         |> json(target)
 241     end
 242   end
 243
 244   @doc "Sends registration invite via email"
 245   def email_invite(%{assigns: %{user: user}} = conn, %{"email" => email} = params) do
 246     with true <-
 247            Pleroma.Config.get([:instance, :invites_enabled]) &&
 248              !Pleroma.Config.get([:instance, :registrations_open]),
 249          {:ok, invite_token} <- UserInviteToken.create_invite(),
 250          email <-
 251            Pleroma.UserEmail.user_invitation_email(user, invite_token, email, params["name"]),
 252          {:ok, _} <- Pleroma.Mailer.deliver(email) do
 253       json_response(conn, :no_content, "")
 254     end
 255   end
 256
 257   @doc "Get a account registeration invite token (base64 string)"
 258   def get_invite_token(conn, params) do
 259     options = params["invite"] || %{}
 260     {:ok, invite} = UserInviteToken.create_invite(options)
 261
 262     conn
 263     |> json(invite.token)
 264   end
 265
 266   @doc "Get list of created invites"
 267   def invites(conn, _params) do
 268     invites = UserInviteToken.list_invites()
 269
 270     conn
 271     |> json(AccountView.render("invites.json", %{invites: invites}))
 272   end
 273
 274   @doc "Revokes invite by token"
 275   def revoke_invite(conn, %{"token" => token}) do
 276     invite = UserInviteToken.find_by_token!(token)
 277     {:ok, updated_invite} = UserInviteToken.update_invite(invite, %{used: true})
 278
 279     conn
 280     |> json(AccountView.render("invite.json", %{invite: updated_invite}))
 281   end
 282
 283   @doc "Get a password reset token (base64 string) for given nickname"
 284   def get_password_reset(conn, %{"nickname" => nickname}) do
 285     (%User{local: true} = user) = User.get_by_nickname(nickname)
 286     {:ok, token} = Pleroma.PasswordResetToken.create_token(user)
 287
 288     conn
 289     |> json(token.token)
 290   end
 291
 292   def errors(conn, {:error, :not_found}) do
 293     conn
 294     |> put_status(404)
 295     |> json("Not found")
 296   end
 297
 298   def errors(conn, {:param_cast, _}) do
 299     conn
 300     |> put_status(400)
 301     |> json("Invalid parameters")
 302   end
 303
 304   def errors(conn, _) do
 305     conn
 306     |> put_status(500)
 307     |> json("Something went wrong")
 308   end
 309
 310   defp page_params(params) do
 311     {get_page(params["page"]), get_page_size(params["page_size"])}
 312   end
 313
 314   defp get_page(page_string) when is_nil(page_string), do: 1
 315
 316   defp get_page(page_string) do
 317     case Integer.parse(page_string) do
 318       {page, _} -> page
 319       :error -> 1
 320     end
 321   end
 322
 323   defp get_page_size(page_size_string) when is_nil(page_size_string), do: @users_page_size
 324
 325   defp get_page_size(page_size_string) do
 326     case Integer.parse(page_size_string) do
 327       {page_size, _} -> page_size
 328       :error -> @users_page_size
 329     end
 330   end
 331 end