234 lines
6.5 KiB
Elixir
234 lines
6.5 KiB
Elixir
# Pleroma: A lightweight social networking server
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# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
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# SPDX-License-Identifier: AGPL-3.0-only
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defmodule Pleroma.Web.PleromaAPI.EmojiPackController do
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use Pleroma.Web, :controller
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alias Pleroma.Emoji.Pack
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plug(Pleroma.Web.ApiSpec.CastAndValidate)
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plug(
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Pleroma.Web.Plugs.OAuthScopesPlug,
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%{scopes: ["write"], admin: true}
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when action in [
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:import_from_filesystem,
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:remote,
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:download,
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:create,
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:update,
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:delete
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]
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)
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@skip_plugs [
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Pleroma.Web.Plugs.OAuthScopesPlug,
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Pleroma.Web.Plugs.EnsurePublicOrAuthenticatedPlug
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]
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plug(:skip_plug, @skip_plugs when action in [:index, :archive, :show])
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defdelegate open_api_operation(action), to: Pleroma.Web.ApiSpec.PleromaEmojiPackOperation
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def remote(conn, params) do
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with {:ok, packs} <-
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Pack.list_remote(url: params.url, page_size: params.page_size, page: params.page) do
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json(conn, packs)
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else
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{:error, :not_shareable} ->
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conn
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|> put_status(:internal_server_error)
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|> json(%{error: "The requested instance does not support sharing emoji packs"})
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end
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end
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def index(conn, params) do
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emoji_path =
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[:instance, :static_dir]
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|> Pleroma.Config.get!()
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|> Path.join("emoji")
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with {:ok, packs, count} <- Pack.list_local(page: params.page, page_size: params.page_size) do
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json(conn, %{packs: packs, count: count})
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else
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{:error, :create_dir, e} ->
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conn
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|> put_status(:internal_server_error)
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|> json(%{error: "Failed to create the emoji pack directory at #{emoji_path}: #{e}"})
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{:error, :ls, e} ->
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conn
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|> put_status(:internal_server_error)
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|> json(%{
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error: "Failed to get the contents of the emoji pack directory at #{emoji_path}: #{e}"
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})
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end
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end
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def show(conn, %{name: name, page: page, page_size: page_size}) do
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name = String.trim(name)
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with {:ok, pack} <- Pack.show(name: name, page: page, page_size: page_size) do
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json(conn, pack)
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else
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{:error, :enoent} ->
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conn
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|> put_status(:not_found)
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|> json(%{error: "Pack #{name} does not exist"})
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{:error, :empty_values} ->
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conn
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|> put_status(:bad_request)
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|> json(%{error: "pack name cannot be empty"})
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{:error, error} ->
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error_message =
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add_posix_error(
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"Failed to get the contents of the `#{name}` pack.",
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error
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)
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conn
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|> put_status(:internal_server_error)
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|> json(%{error: error_message})
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end
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end
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def archive(conn, %{name: name}) do
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with {:ok, archive} <- Pack.get_archive(name) do
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send_download(conn, {:binary, archive}, filename: "#{name}.zip")
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else
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{:error, :cant_download} ->
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conn
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|> put_status(:forbidden)
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|> json(%{
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error:
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"Pack #{name} cannot be downloaded from this instance, either pack sharing was disabled for this pack or some files are missing"
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})
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{:error, :enoent} ->
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conn
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|> put_status(:not_found)
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|> json(%{error: "Pack #{name} does not exist"})
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end
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end
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def download(%{body_params: %{url: url, name: name} = params} = conn, _) do
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with {:ok, _pack} <- Pack.download(name, url, params[:as]) do
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json(conn, "ok")
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else
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{:error, :not_shareable} ->
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conn
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|> put_status(:internal_server_error)
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|> json(%{error: "The requested instance does not support sharing emoji packs"})
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{:error, :invalid_checksum} ->
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conn
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|> put_status(:internal_server_error)
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|> json(%{error: "SHA256 for the pack doesn't match the one sent by the server"})
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{:error, error} ->
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conn
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|> put_status(:internal_server_error)
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|> json(%{error: error})
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end
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end
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def create(conn, %{name: name}) do
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name = String.trim(name)
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with {:ok, _pack} <- Pack.create(name) do
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json(conn, "ok")
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else
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{:error, :eexist} ->
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conn
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|> put_status(:conflict)
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|> json(%{error: "A pack named \"#{name}\" already exists"})
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{:error, :empty_values} ->
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conn
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|> put_status(:bad_request)
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|> json(%{error: "pack name cannot be empty"})
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{:error, error} ->
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error_message =
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add_posix_error(
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"Unexpected error occurred while creating pack.",
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error
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)
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conn
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|> put_status(:internal_server_error)
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|> json(%{error: error_message})
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end
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end
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def delete(conn, %{name: name}) do
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name = String.trim(name)
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with {:ok, deleted} when deleted != [] <- Pack.delete(name) do
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json(conn, "ok")
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else
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{:ok, []} ->
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conn
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|> put_status(:not_found)
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|> json(%{error: "Pack #{name} does not exist"})
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{:error, :empty_values} ->
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conn
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|> put_status(:bad_request)
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|> json(%{error: "pack name cannot be empty"})
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{:error, error, _} ->
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error_message = add_posix_error("Couldn't delete the pack #{name}", error)
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conn
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|> put_status(:internal_server_error)
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|> json(%{error: error_message})
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end
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end
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def update(%{body_params: %{metadata: metadata}} = conn, %{name: name}) do
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with {:ok, pack} <- Pack.update_metadata(name, metadata) do
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json(conn, pack.pack)
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else
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{:error, :incomplete} ->
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conn
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|> put_status(:bad_request)
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|> json(%{error: "The fallback archive does not have all files specified in pack.json"})
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{:error, error} ->
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error_message =
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add_posix_error(
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"Unexpected error occurred while updating pack metadata.",
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error
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)
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conn
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|> put_status(:internal_server_error)
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|> json(%{error: error_message})
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end
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end
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def import_from_filesystem(conn, _params) do
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with {:ok, names} <- Pack.import_from_filesystem() do
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json(conn, names)
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else
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{:error, :no_read_write} ->
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conn
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|> put_status(:internal_server_error)
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|> json(%{error: "Error: emoji pack directory must be writable"})
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{:error, _} ->
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conn
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|> put_status(:internal_server_error)
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|> json(%{error: "Error accessing emoji pack directory"})
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end
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end
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defp add_posix_error(msg, error) do
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[msg, Pleroma.Utils.posix_error_message(error)]
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|> Enum.join(" ")
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|> String.trim()
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end
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end
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