defmodule Pleroma.Web.PleromaAPI.EmojiAPIController do
use Pleroma.Web, :controller
+ alias Pleroma.Plugs.OAuthScopesPlug
+
require Logger
- @emoji_dir_path Path.join(
- Pleroma.Config.get!([:instance, :static_dir]),
- "emoji"
- )
+ plug(
+ OAuthScopesPlug,
+ %{scopes: Pleroma.Config.oauth_admin_scopes("write")}
+ when action in [
+ :create,
+ :delete,
+ :download_from,
+ :list_from,
+ :import_from_fs,
+ :update_file,
+ :update_metadata
+ ]
+ )
+
+ plug(Pleroma.Plugs.EnsurePublicOrAuthenticatedPlug)
+
+ def emoji_dir_path do
+ Path.join(
+ Pleroma.Config.get!([:instance, :static_dir]),
+ "emoji"
+ )
+ end
+
+ @doc """
+ Lists packs from the remote instance.
+
+ Since JS cannot ask remote instances for their packs due to CPS, it has to
+ be done by the server
+ """
+ def list_from(conn, %{"instance_address" => address}) do
+ address = String.trim(address)
- @cache_seconds_per_file Pleroma.Config.get!([:emoji, :shared_pack_cache_seconds_per_file])
+ if shareable_packs_available(address) do
+ list_resp =
+ "#{address}/api/pleroma/emoji/packs" |> Tesla.get!() |> Map.get(:body) |> Jason.decode!()
+
+ json(conn, list_resp)
+ else
+ conn
+ |> put_status(:internal_server_error)
+ |> json(%{error: "The requested instance does not support sharing emoji packs"})
+ end
+ end
@doc """
Lists the packs available on the instance as JSON.
a map of "pack directory name" to pack.json contents.
"""
def list_packs(conn, _params) do
- with {:ok, results} <- File.ls(@emoji_dir_path) do
+ # Create the directory first if it does not exist. This is probably the first request made
+ # with the API so it should be sufficient
+ with {:create_dir, :ok} <- {:create_dir, File.mkdir_p(emoji_dir_path())},
+ {:ls, {:ok, results}} <- {:ls, File.ls(emoji_dir_path())} do
pack_infos =
results
|> Enum.filter(&has_pack_json?/1)
|> Enum.into(%{})
json(conn, pack_infos)
+ else
+ {:create_dir, {:error, e}} ->
+ conn
+ |> put_status(:internal_server_error)
+ |> json(%{error: "Failed to create the emoji pack directory at #{emoji_dir_path()}: #{e}"})
+
+ {:ls, {:error, e}} ->
+ conn
+ |> put_status(:internal_server_error)
+ |> json(%{
+ error:
+ "Failed to get the contents of the emoji pack directory at #{emoji_dir_path()}: #{e}"
+ })
end
end
defp has_pack_json?(file) do
- dir_path = Path.join(@emoji_dir_path, file)
+ dir_path = Path.join(emoji_dir_path(), file)
# Filter to only use the pack.json packs
File.dir?(dir_path) and File.exists?(Path.join(dir_path, "pack.json"))
end
defp load_pack(pack_name) do
- pack_path = Path.join(@emoji_dir_path, pack_name)
+ pack_path = Path.join(emoji_dir_path(), pack_name)
pack_file = Path.join(pack_path, "pack.json")
{pack_name, Jason.decode!(File.read!(pack_file))}
end
defp validate_pack({name, pack}) do
- pack_path = Path.join(@emoji_dir_path, name)
+ pack_path = Path.join(emoji_dir_path(), name)
if can_download?(pack, pack_path) do
archive_for_sha = make_archive(name, pack, pack_path)
{:ok, {_, zip_result}} = :zip.zip('#{name}.zip', files, [:memory, cwd: to_charlist(pack_dir)])
- cache_ms = :timer.seconds(@cache_seconds_per_file * Enum.count(files))
+ cache_seconds_per_file = Pleroma.Config.get!([:emoji, :shared_pack_cache_seconds_per_file])
+ cache_ms = :timer.seconds(cache_seconds_per_file * Enum.count(files))
Cachex.put!(
:emoji_packs_cache,
to download packs that the instance shares.
"""
def download_shared(conn, %{"name" => name}) do
- pack_dir = Path.join(@emoji_dir_path, name)
+ pack_dir = Path.join(emoji_dir_path(), name)
pack_file = Path.join(pack_dir, "pack.json")
with {_, true} <- {:exists?, File.exists?(pack_file)},
end
end
+ defp shareable_packs_available(address) do
+ "#{address}/.well-known/nodeinfo"
+ |> Tesla.get!()
+ |> Map.get(:body)
+ |> Jason.decode!()
+ |> Map.get("links")
+ |> List.last()
+ |> Map.get("href")
+ # Get the actual nodeinfo address and fetch it
+ |> Tesla.get!()
+ |> Map.get(:body)
+ |> Jason.decode!()
+ |> get_in(["metadata", "features"])
+ |> Enum.member?("shareable_emoji_packs")
+ end
+
@doc """
An admin endpoint to request downloading a pack named `pack_name` from the instance
`instance_address`.
from that instance, otherwise it will be downloaded from the fallback source, if there is one.
"""
def download_from(conn, %{"instance_address" => address, "pack_name" => name} = data) do
- shareable_packs_available =
- "#{address}/.well-known/nodeinfo"
- |> Tesla.get!()
- |> Map.get(:body)
- |> Jason.decode!()
- |> List.last()
- |> Map.get("href")
- # Get the actual nodeinfo address and fetch it
- |> Tesla.get!()
- |> Map.get(:body)
- |> Jason.decode!()
- |> get_in(["metadata", "features"])
- |> Enum.member?("shareable_emoji_packs")
-
- if shareable_packs_available do
+ address = String.trim(address)
+
+ if shareable_packs_available(address) do
full_pack =
"#{address}/api/pleroma/emoji/packs/list"
|> Tesla.get!()
%{body: emoji_archive} <- Tesla.get!(uri),
{_, true} <- {:checksum, Base.decode16!(sha) == :crypto.hash(:sha256, emoji_archive)} do
local_name = data["as"] || name
- pack_dir = Path.join(@emoji_dir_path, local_name)
+ pack_dir = Path.join(emoji_dir_path(), local_name)
File.mkdir_p!(pack_dir)
files = Enum.map(full_pack["files"], fn {_, path} -> to_charlist(path) end)
Creates an empty pack named `name` which then can be updated via the admin UI.
"""
def create(conn, %{"name" => name}) do
- pack_dir = Path.join(@emoji_dir_path, name)
+ pack_dir = Path.join(emoji_dir_path(), name)
if not File.exists?(pack_dir) do
File.mkdir_p!(pack_dir)
Deletes the pack `name` and all it's files.
"""
def delete(conn, %{"name" => name}) do
- pack_dir = Path.join(@emoji_dir_path, name)
+ pack_dir = Path.join(emoji_dir_path(), name)
case File.rm_rf(pack_dir) do
{:ok, _} ->
`new_data` is the new metadata for the pack, that will replace the old metadata.
"""
def update_metadata(conn, %{"pack_name" => name, "new_data" => new_data}) do
- pack_file_p = Path.join([@emoji_dir_path, name, "pack.json"])
+ pack_file_p = Path.join([emoji_dir_path(), name, "pack.json"])
full_pack = Jason.decode!(File.read!(pack_file_p))
conn,
%{"pack_name" => pack_name, "action" => "add", "shortcode" => shortcode} = params
) do
- pack_dir = Path.join(@emoji_dir_path, pack_name)
+ pack_dir = Path.join(emoji_dir_path(), pack_name)
pack_file_p = Path.join(pack_dir, "pack.json")
full_pack = Jason.decode!(File.read!(pack_file_p))
"action" => "remove",
"shortcode" => shortcode
}) do
- pack_dir = Path.join(@emoji_dir_path, pack_name)
+ pack_dir = Path.join(emoji_dir_path(), pack_name)
pack_file_p = Path.join(pack_dir, "pack.json")
full_pack = Jason.decode!(File.read!(pack_file_p))
conn,
%{"pack_name" => pack_name, "action" => "update", "shortcode" => shortcode} = params
) do
- pack_dir = Path.join(@emoji_dir_path, pack_name)
+ pack_dir = Path.join(emoji_dir_path(), pack_name)
pack_file_p = Path.join(pack_dir, "pack.json")
full_pack = Jason.decode!(File.read!(pack_file_p))
assumed to be emojis and stored in the new `pack.json` file.
"""
def import_from_fs(conn, _params) do
- with {:ok, results} <- File.ls(@emoji_dir_path) do
+ with {:ok, results} <- File.ls(emoji_dir_path()) do
imported_pack_names =
results
|> Enum.filter(fn file ->
- dir_path = Path.join(@emoji_dir_path, file)
+ dir_path = Path.join(emoji_dir_path(), file)
# Find the directories that do NOT have pack.json
File.dir?(dir_path) and not File.exists?(Path.join(dir_path, "pack.json"))
end)
end
defp write_pack_json_contents(dir) do
- dir_path = Path.join(@emoji_dir_path, dir)
+ dir_path = Path.join(emoji_dir_path(), dir)
emoji_txt_path = Path.join(dir_path, "emoji.txt")
files_for_pack = files_for_pack(emoji_txt_path, dir_path)