64 lines
1.6 KiB
Elixir
64 lines
1.6 KiB
Elixir
defmodule Mobilizon.Federation.ActivityStream.Converter.Media do
|
|
@moduledoc """
|
|
Media converter.
|
|
|
|
This module allows to convert events from ActivityStream format to our own
|
|
internal one, and back.
|
|
"""
|
|
|
|
alias Mobilizon.Medias
|
|
alias Mobilizon.Medias.Media, as: MediaModel
|
|
|
|
alias Mobilizon.Web.Upload
|
|
|
|
@http_options [
|
|
ssl: [{:versions, [:"tlsv1.2"]}]
|
|
]
|
|
|
|
@doc """
|
|
Convert a media struct to an ActivityStream representation.
|
|
"""
|
|
@spec model_to_as(MediaModel.t()) :: map
|
|
def model_to_as(%MediaModel{file: file}) do
|
|
%{
|
|
"type" => "Document",
|
|
"mediaType" => file.content_type,
|
|
"url" => file.url,
|
|
"name" => file.name
|
|
}
|
|
end
|
|
|
|
@doc """
|
|
Save media data from raw data and return AS Link data.
|
|
"""
|
|
def find_or_create_media(%{"type" => "Link", "href" => url}, actor_id),
|
|
do: find_or_create_media(url, actor_id)
|
|
|
|
def find_or_create_media(
|
|
%{"type" => "Document", "url" => media_url, "name" => name},
|
|
actor_id
|
|
)
|
|
when is_bitstring(media_url) do
|
|
with {:ok, %{body: body}} <- Tesla.get(media_url, opts: @http_options),
|
|
{:ok, %{name: name, url: url, content_type: content_type, size: size}} <-
|
|
Upload.store(%{body: body, name: name}),
|
|
{:media_exists, nil} <- {:media_exists, Medias.get_media_by_url(url)} do
|
|
Medias.create_media(%{
|
|
"file" => %{
|
|
"url" => url,
|
|
"name" => name,
|
|
"content_type" => content_type,
|
|
"size" => size
|
|
},
|
|
"actor_id" => actor_id
|
|
})
|
|
else
|
|
{:media_exists, %MediaModel{file: _file} = media} ->
|
|
{:ok, media}
|
|
|
|
err ->
|
|
err
|
|
end
|
|
end
|
|
end
|