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diff --git a/lib/pleroma/emoji.ex b/lib/pleroma/emoji.ex
index a9767c1ea..9f2e98f08 100644
--- a/lib/pleroma/emoji.ex
+++ b/lib/pleroma/emoji.ex
@@ -1,121 +1,118 @@
# Pleroma: A lightweight social networking server
# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Emoji do
@moduledoc """
This GenServer stores in an ETS table the list of the loaded emojis,
and also allows to reload the list at runtime.
"""
use GenServer
alias Pleroma.Emoji.Loader
require Logger
@ets __MODULE__.Ets
@ets_options [
:ordered_set,
:protected,
:named_table,
{:read_concurrency, true}
]
defstruct [:code, :file, :tags, :safe_code, :safe_file]
@doc "Build emoji struct"
def build({code, file, tags}) do
%__MODULE__{
code: code,
file: file,
tags: tags,
safe_code: Pleroma.HTML.strip_tags(code),
safe_file: Pleroma.HTML.strip_tags(file)
}
end
def build({code, file}), do: build({code, file, []})
@doc false
def start_link(_) do
GenServer.start_link(__MODULE__, [], name: __MODULE__)
end
@doc "Reloads the emojis from disk."
@spec reload() :: :ok
def reload do
GenServer.call(__MODULE__, :reload)
end
@doc "Returns the path of the emoji `name`."
@spec get(String.t()) :: String.t() | nil
def get(name) do
case :ets.lookup(@ets, name) do
[{_, path}] -> path
_ -> nil
end
end
@spec exist?(String.t()) :: boolean()
def exist?(name), do: not is_nil(get(name))
@doc "Returns all the emojos!!"
@spec get_all() :: list({String.t(), String.t(), String.t()})
def get_all do
:ets.tab2list(@ets)
end
@doc "Clear out old emojis"
def clear_all, do: :ets.delete_all_objects(@ets)
@doc false
def init(_) do
@ets = :ets.new(@ets, @ets_options)
GenServer.cast(self(), :reload)
{:ok, nil}
end
@doc false
def handle_cast(:reload, state) do
update_emojis(Loader.load())
{:noreply, state}
end
@doc false
def handle_call(:reload, _from, state) do
update_emojis(Loader.load())
{:reply, :ok, state}
end
@doc false
def terminate(_, _) do
:ok
end
@doc false
def code_change(_old_vsn, state, _extra) do
update_emojis(Loader.load())
{:ok, state}
end
defp update_emojis(emojis) do
:ets.insert(@ets, emojis)
end
@external_resource "lib/pleroma/emoji.json"
@emoji_reactions File.read!(@external_resource)
|> Jason.decode!()
- |> Enum.reduce(%{}, fn {name, codepoint}, acc ->
- Map.put(
- acc,
- String.downcase(name),
- [codepoint |> String.to_integer(16)] |> String.Chars.to_string()
- )
+ |> Map.new(fn {name, codepoint} ->
+ {String.downcase(name),
+ [codepoint |> String.to_integer(16)] |> String.Chars.to_string()}
end)
# Consider putting the emoji as the key if that's fine with PleromaFE
def is_unicode_emoji?(emoji), do: emoji in Map.values(@emoji_reactions)
def emoji_reactions(), do: @emoji_reactions
end

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