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|
defmodule Pleroma.Web.PleromaAPI.EmojiAPIController do
use Pleroma.Web, :controller
alias Pleroma.Emoji.Pack
plug(
Pleroma.Plugs.OAuthScopesPlug,
%{scopes: ["write"], admin: true}
when action in [
:import_from_filesystem,
:remote,
:download,
:create,
:update,
:delete,
:add_file,
:update_file,
:delete_file
]
)
plug(
:skip_plug,
[Pleroma.Plugs.OAuthScopesPlug, Pleroma.Plugs.ExpectPublicOrAuthenticatedCheckPlug]
when action in [:archive, :show, :list]
)
def remote(conn, %{"url" => url}) do
with {:ok, packs} <- Pack.list_remote(url) do
json(conn, packs)
else
{:shareable, _} ->
conn
|> put_status(:internal_server_error)
|> json(%{error: "The requested instance does not support sharing emoji packs"})
end
end
def list(conn, _params) do
emoji_path =
Path.join(
Pleroma.Config.get!([:instance, :static_dir]),
"emoji"
)
with {:ok, packs} <- Pack.list_local() do
json(conn, packs)
else
{:create_dir, {:error, e}} ->
conn
|> put_status(:internal_server_error)
|> json(%{error: "Failed to create the emoji pack directory at #{emoji_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_path}: #{e}"
})
end
end
def show(conn, %{"name" => name}) do
name = String.trim(name)
with {:ok, pack} <- Pack.show(name) do
json(conn, pack)
else
{:loaded, _} ->
conn
|> put_status(:not_found)
|> json(%{error: "Pack #{name} does not exist"})
{:error, :empty_values} ->
conn
|> put_status(:bad_request)
|> json(%{error: "pack name cannot be empty"})
end
end
def archive(conn, %{"name" => name}) do
with {:ok, archive} <- Pack.get_archive(name) do
send_download(conn, {:binary, archive}, filename: "#{name}.zip")
else
{:can_download?, _} ->
conn
|> put_status(:forbidden)
|> json(%{
error:
"Pack #{name} cannot be downloaded from this instance, either pack sharing was disabled for this pack or some files are missing"
})
{:exists?, _} ->
conn
|> put_status(:not_found)
|> json(%{error: "Pack #{name} does not exist"})
end
end
def download(conn, %{"url" => url, "name" => name} = params) do
with :ok <- Pack.download(name, url, params["as"]) do
json(conn, "ok")
else
{:shareable, _} ->
conn
|> put_status(:internal_server_error)
|> json(%{error: "The requested instance does not support sharing emoji packs"})
{:checksum, _} ->
conn
|> put_status(:internal_server_error)
|> json(%{error: "SHA256 for the pack doesn't match the one sent by the server"})
{:error, e} ->
conn
|> put_status(:internal_server_error)
|> json(%{error: e})
end
end
def create(conn, %{"name" => name}) do
name = String.trim(name)
with :ok <- Pack.create(name) do
json(conn, "ok")
else
{:error, :eexist} ->
conn
|> put_status(:conflict)
|> json(%{error: "A pack named \"#{name}\" already exists"})
{:error, :empty_values} ->
conn
|> put_status(:bad_request)
|> json(%{error: "pack name cannot be empty"})
{:error, _} ->
render_error(
conn,
:internal_server_error,
"Unexpected error occurred while creating pack."
)
end
end
def delete(conn, %{"name" => name}) do
name = String.trim(name)
with {:ok, deleted} when deleted != [] <- Pack.delete(name) do
json(conn, "ok")
else
{:ok, []} ->
conn
|> put_status(:not_found)
|> json(%{error: "Pack #{name} does not exist"})
{:error, :empty_values} ->
conn
|> put_status(:bad_request)
|> json(%{error: "pack name cannot be empty"})
{:error, _, _} ->
conn
|> put_status(:internal_server_error)
|> json(%{error: "Couldn't delete the pack #{name}"})
end
end
def update(conn, %{"name" => name, "metadata" => metadata}) do
with {:ok, pack} <- Pack.update_metadata(name, metadata) do
json(conn, pack.pack)
else
{:has_all_files?, _} ->
conn
|> put_status(:bad_request)
|> json(%{error: "The fallback archive does not have all files specified in pack.json"})
{:error, _} ->
render_error(
conn,
:internal_server_error,
"Unexpected error occurred while updating pack metadata."
)
end
end
def add_file(conn, %{"name" => name} = params) do
filename = params["filename"] || get_filename(params["file"])
shortcode = params["shortcode"] || Path.basename(filename, Path.extname(filename))
with {:ok, pack} <- Pack.add_file(name, shortcode, filename, params["file"]) do
json(conn, pack.files)
else
{:exists, _} ->
conn
|> put_status(:conflict)
|> json(%{error: "An emoji with the \"#{shortcode}\" shortcode already exists"})
{:loaded, _} ->
conn
|> put_status(:bad_request)
|> json(%{error: "pack \"#{name}\" is not found"})
{:error, :empty_values} ->
conn
|> put_status(:bad_request)
|> json(%{error: "pack name, shortcode or filename cannot be empty"})
{:error, _} ->
render_error(
conn,
:internal_server_error,
"Unexpected error occurred while adding file to pack."
)
end
end
def update_file(conn, %{"name" => name, "shortcode" => shortcode} = params) do
new_shortcode = params["new_shortcode"]
new_filename = params["new_filename"]
force = params["force"] == true
with {:ok, pack} <- Pack.update_file(name, shortcode, new_shortcode, new_filename, force) do
json(conn, pack.files)
else
{:exists, _} ->
conn
|> put_status(:bad_request)
|> json(%{error: "Emoji \"#{shortcode}\" does not exist"})
{:not_used, _} ->
conn
|> put_status(:conflict)
|> json(%{
error:
"New shortcode \"#{new_shortcode}\" is already used. If you want to override emoji use 'force' option"
})
{:loaded, _} ->
conn
|> put_status(:bad_request)
|> json(%{error: "pack \"#{name}\" is not found"})
{:error, :empty_values} ->
conn
|> put_status(:bad_request)
|> json(%{error: "new_shortcode or new_filename cannot be empty"})
{:error, _} ->
render_error(
conn,
:internal_server_error,
"Unexpected error occurred while updating file in pack."
)
end
end
def delete_file(conn, %{"name" => name, "shortcode" => shortcode}) do
with {:ok, pack} <- Pack.delete_file(name, shortcode) do
json(conn, pack.files)
else
{:exists, _} ->
conn
|> put_status(:bad_request)
|> json(%{error: "Emoji \"#{shortcode}\" does not exist"})
{:loaded, _} ->
conn
|> put_status(:bad_request)
|> json(%{error: "pack \"#{name}\" is not found"})
{:error, :empty_values} ->
conn
|> put_status(:bad_request)
|> json(%{error: "pack name or shortcode cannot be empty"})
{:error, _} ->
render_error(
conn,
:internal_server_error,
"Unexpected error occurred while removing file from pack."
)
end
end
def import_from_filesystem(conn, _params) do
with {:ok, names} <- Pack.import_from_filesystem() do
json(conn, names)
else
{:error, :no_read_write} ->
conn
|> put_status(:internal_server_error)
|> json(%{error: "Error: emoji pack directory must be writable"})
{:error, _} ->
conn
|> put_status(:internal_server_error)
|> json(%{error: "Error accessing emoji pack directory"})
end
end
defp get_filename(%Plug.Upload{filename: filename}), do: filename
defp get_filename(url) when is_binary(url), do: Path.basename(url)
end
|
