akkoma/lib/pleroma/helpers/mogrify_helper.ex

25 lines
950 B
Elixir

# Pleroma: A lightweight social networking server
# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Helpers.MogrifyHelper do
@moduledoc """
Handles common Mogrify operations.
"""
@spec store_as_temporary_file(String.t(), binary()) :: {:ok, String.t()} | {:error, atom()}
@doc "Stores binary content fetched from specified URL as a temporary file."
def store_as_temporary_file(url, body) do
path = Mogrify.temporary_path_for(%{path: url})
with :ok <- File.write(path, body), do: {:ok, path}
end
@spec store_as_temporary_file(String.t(), String.t()) :: Mogrify.Image.t() | any()
@doc "Modifies file at specified path by resizing to specified limit dimensions."
def in_place_resize_to_limit(path, resize_dimensions) do
path
|> Mogrify.open()
|> Mogrify.resize_to_limit(resize_dimensions)
|> Mogrify.save(in_place: true)
end
end