Add proper error handling for when the post exceeds character limits
[akkoma] / lib / pleroma / user.ex
index 19f91d63cf7a330c3ffe5363f7ca5459c9c9daba..3a9ae8d739702e58fa2eff366cc026f9b9c60db6 100644 (file)
@@ -10,6 +10,7 @@ defmodule Pleroma.User do
 
   alias Comeonin.Pbkdf2
   alias Pleroma.Activity
+  alias Pleroma.Keys
   alias Pleroma.Notification
   alias Pleroma.Object
   alias Pleroma.Registration
@@ -55,7 +56,7 @@ defmodule Pleroma.User do
     field(:last_refreshed_at, :naive_datetime_usec)
     has_many(:notifications, Notification)
     has_many(:registrations, Registration)
-    embeds_one(:info, Pleroma.User.Info)
+    embeds_one(:info, User.Info)
 
     timestamps()
   end
@@ -166,7 +167,7 @@ defmodule Pleroma.User do
 
   def update_changeset(struct, params \\ %{}) do
     struct
-    |> cast(params, [:bio, :name, :avatar])
+    |> cast(params, [:bio, :name, :avatar, :following])
     |> unique_constraint(:nickname)
     |> validate_format(:nickname, local_nickname_regex())
     |> validate_length(:bio, max: 5000)
@@ -233,7 +234,7 @@ defmodule Pleroma.User do
       |> validate_confirmation(:password)
       |> unique_constraint(:email)
       |> unique_constraint(:nickname)
-      |> validate_exclusion(:nickname, Pleroma.Config.get([Pleroma.User, :restricted_nicknames]))
+      |> validate_exclusion(:nickname, Pleroma.Config.get([User, :restricted_nicknames]))
       |> validate_format(:nickname, local_nickname_regex())
       |> validate_format(:email, @email_regex)
       |> validate_length(:bio, max: 1000)
@@ -278,7 +279,7 @@ defmodule Pleroma.User do
     with {:ok, user} <- Repo.insert(changeset),
          {:ok, user} <- autofollow_users(user),
          {:ok, user} <- set_cache(user),
-         {:ok, _} <- Pleroma.User.WelcomeMessage.post_welcome_message_to_user(user),
+         {:ok, _} <- User.WelcomeMessage.post_welcome_message_to_user(user),
          {:ok, _} <- try_send_confirmation_email(user) do
       {:ok, user}
     end
@@ -323,14 +324,6 @@ defmodule Pleroma.User do
     end
   end
 
-  def maybe_follow(%User{} = follower, %User{info: _info} = followed) do
-    if not following?(follower, followed) do
-      follow(follower, followed)
-    else
-      {:ok, follower}
-    end
-  end
-
   @doc "A mass follow for local users. Respects blocks in both directions but does not create activities."
   @spec follow_all(User.t(), list(User.t())) :: {atom(), User.t()}
   def follow_all(follower, followeds) do
@@ -365,14 +358,12 @@ defmodule Pleroma.User do
   end
 
   def follow(%User{} = follower, %User{info: info} = followed) do
-    user_config = Application.get_env(:pleroma, :user)
-    deny_follow_blocked = Keyword.get(user_config, :deny_follow_blocked)
-
+    deny_follow_blocked = Pleroma.Config.get([:user, :deny_follow_blocked])
     ap_followers = followed.follower_address
 
     cond do
-      following?(follower, followed) or info.deactivated ->
-        {:error, "Could not follow user: #{followed.nickname} is already on your list."}
+      info.deactivated ->
+        {:error, "Could not follow user: You are deactivated."}
 
       deny_follow_blocked and blocks?(followed, follower) ->
         {:error, "Could not follow user: #{followed.nickname} blocked you."}
@@ -709,6 +700,18 @@ defmodule Pleroma.User do
     end
   end
 
+  def remove_duplicated_following(%User{following: following} = user) do
+    uniq_following = Enum.uniq(following)
+
+    if length(following) == length(uniq_following) do
+      {:ok, user}
+    else
+      user
+      |> update_changeset(%{following: uniq_following})
+      |> update_and_set_cache()
+    end
+  end
+
   @spec get_users_from_set([String.t()], boolean()) :: [User.t()]
   def get_users_from_set(ap_ids, local_only \\ true) do
     criteria = %{ap_id: ap_ids, deactivated: false}
@@ -724,122 +727,6 @@ defmodule Pleroma.User do
     |> Repo.all()
   end
 
-  def search(query, resolve \\ false, for_user \\ nil) do
-    # Strip the beginning @ off if there is a query
-    query = String.trim_leading(query, "@")
-
-    if resolve, do: get_or_fetch(query)
-
-    {:ok, results} =
-      Repo.transaction(fn ->
-        Ecto.Adapters.SQL.query(Repo, "select set_limit(0.25)", [])
-        Repo.all(search_query(query, for_user))
-      end)
-
-    results
-  end
-
-  def search_query(query, for_user) do
-    fts_subquery = fts_search_subquery(query)
-    trigram_subquery = trigram_search_subquery(query)
-    union_query = from(s in trigram_subquery, union_all: ^fts_subquery)
-    distinct_query = from(s in subquery(union_query), order_by: s.search_type, distinct: s.id)
-
-    from(s in subquery(boost_search_rank_query(distinct_query, for_user)),
-      order_by: [desc: s.search_rank],
-      limit: 20
-    )
-  end
-
-  defp boost_search_rank_query(query, nil), do: query
-
-  defp boost_search_rank_query(query, for_user) do
-    friends_ids = get_friends_ids(for_user)
-    followers_ids = get_followers_ids(for_user)
-
-    from(u in subquery(query),
-      select_merge: %{
-        search_rank:
-          fragment(
-            """
-             CASE WHEN (?) THEN (?) * 1.3
-             WHEN (?) THEN (?) * 1.2
-             WHEN (?) THEN (?) * 1.1
-             ELSE (?) END
-            """,
-            u.id in ^friends_ids and u.id in ^followers_ids,
-            u.search_rank,
-            u.id in ^friends_ids,
-            u.search_rank,
-            u.id in ^followers_ids,
-            u.search_rank,
-            u.search_rank
-          )
-      }
-    )
-  end
-
-  defp fts_search_subquery(term, query \\ User) do
-    processed_query =
-      term
-      |> String.replace(~r/\W+/, " ")
-      |> String.trim()
-      |> String.split()
-      |> Enum.map(&(&1 <> ":*"))
-      |> Enum.join(" | ")
-
-    from(
-      u in query,
-      select_merge: %{
-        search_type: ^0,
-        search_rank:
-          fragment(
-            """
-            ts_rank_cd(
-              setweight(to_tsvector('simple', regexp_replace(?, '\\W', ' ', 'g')), 'A') ||
-              setweight(to_tsvector('simple', regexp_replace(coalesce(?, ''), '\\W', ' ', 'g')), 'B'),
-              to_tsquery('simple', ?),
-              32
-            )
-            """,
-            u.nickname,
-            u.name,
-            ^processed_query
-          )
-      },
-      where:
-        fragment(
-          """
-            (setweight(to_tsvector('simple', regexp_replace(?, '\\W', ' ', 'g')), 'A') ||
-            setweight(to_tsvector('simple', regexp_replace(coalesce(?, ''), '\\W', ' ', 'g')), 'B')) @@ to_tsquery('simple', ?)
-          """,
-          u.nickname,
-          u.name,
-          ^processed_query
-        )
-    )
-    |> restrict_deactivated()
-  end
-
-  defp trigram_search_subquery(term) do
-    from(
-      u in User,
-      select_merge: %{
-        # ^1 gives 'Postgrex expected a binary, got 1' for some weird reason
-        search_type: fragment("?", 1),
-        search_rank:
-          fragment(
-            "similarity(?, trim(? || ' ' || coalesce(?, '')))",
-            ^term,
-            u.nickname,
-            u.name
-          )
-      },
-      where: fragment("trim(? || ' ' || coalesce(?, '')) % ?", u.nickname, u.name, ^term)
-    )
-    |> restrict_deactivated()
-  end
-
   def mute(muter, %User{ap_id: ap_id}) do
     info_cng =
       muter.info
@@ -1014,8 +901,6 @@ defmodule Pleroma.User do
     PleromaJobQueue.enqueue(:background, __MODULE__, [:deactivate_async, user, status])
   end
 
-  def perform(:deactivate_async, user, status), do: deactivate(user, status)
-
   def deactivate(%User{} = user, status \\ true) do
     info_cng = User.Info.set_activation_status(user.info, status)
 
@@ -1074,6 +959,8 @@ defmodule Pleroma.User do
     {:ok, user}
   end
 
+  def perform(:deactivate_async, user, status), do: deactivate(user, status)
+
   @spec perform(atom(), User.t(), list()) :: list() | {:error, any()}
   def perform(:blocks_import, %User{} = blocker, blocked_identifiers)
       when is_list(blocked_identifiers) do
@@ -1132,7 +1019,6 @@ defmodule Pleroma.User do
     stream =
       ap_id
       |> Activity.query_by_actor()
-      |> Activity.with_preloaded_object()
       |> Repo.stream()
 
     Repo.transaction(fn -> Enum.each(stream, &delete_activity(&1)) end, timeout: :infinity)
@@ -1150,9 +1036,7 @@ defmodule Pleroma.User do
     Pleroma.HTML.Scrubber.TwitterText
   end
 
-  @default_scrubbers Pleroma.Config.get([:markup, :scrub_policy])
-
-  def html_filter_policy(_), do: @default_scrubbers
+  def html_filter_policy(_), do: Pleroma.Config.get([:markup, :scrub_policy])
 
   def fetch_by_ap_id(ap_id) do
     ap_try = ActivityPub.make_user_from_ap_id(ap_id)
@@ -1378,4 +1262,67 @@ defmodule Pleroma.User do
   def showing_reblogs?(%User{} = user, %User{} = target) do
     target.ap_id not in user.info.muted_reblogs
   end
+
+  @spec toggle_confirmation(User.t()) :: {:ok, User.t()} | {:error, Changeset.t()}
+  def toggle_confirmation(%User{} = user) do
+    need_confirmation? = !user.info.confirmation_pending
+
+    info_changeset =
+      User.Info.confirmation_changeset(user.info, need_confirmation: need_confirmation?)
+
+    user
+    |> change()
+    |> put_embed(:info, info_changeset)
+    |> update_and_set_cache()
+  end
+
+  def get_mascot(%{info: %{mascot: %{} = mascot}}) when not is_nil(mascot) do
+    mascot
+  end
+
+  def get_mascot(%{info: %{mascot: mascot}}) when is_nil(mascot) do
+    # use instance-default
+    config = Pleroma.Config.get([:assets, :mascots])
+    default_mascot = Pleroma.Config.get([:assets, :default_mascot])
+    mascot = Keyword.get(config, default_mascot)
+
+    %{
+      "id" => "default-mascot",
+      "url" => mascot[:url],
+      "preview_url" => mascot[:url],
+      "pleroma" => %{
+        "mime_type" => mascot[:mime_type]
+      }
+    }
+  end
+
+  def ensure_keys_present(user) do
+    info = user.info
+
+    if info.keys do
+      {:ok, user}
+    else
+      {:ok, pem} = Keys.generate_rsa_pem()
+
+      info_cng =
+        info
+        |> User.Info.set_keys(pem)
+
+      cng =
+        Ecto.Changeset.change(user)
+        |> Ecto.Changeset.put_embed(:info, info_cng)
+
+      update_and_set_cache(cng)
+    end
+  end
+
+  def get_ap_ids_by_nicknames(nicknames) do
+    from(u in User,
+      where: u.nickname in ^nicknames,
+      select: u.ap_id
+    )
+    |> Repo.all()
+  end
+
+  defdelegate search(query, opts \\ []), to: User.Search
 end