chiya/lib/chiya_web/indie/micropub.ex

120 lines
2.9 KiB
Elixir

defmodule ChiyaWeb.Indie.Micropub do
require Logger
alias ChiyaWeb.Indie.Properties, as: Props
alias ChiyaWeb.Indie.Token
def create_note(type, properties) do
settings = Chiya.Site.get_settings()
with {:ok, post_type} <- Props.get_post_type(properties),
{:ok, note_attrs} <-
get_attrs(type, post_type, properties, settings.micropub_channel_id),
{:ok, note} <- Chiya.Notes.create_note(note_attrs) do
Logger.info("Note created!")
# TODO: Make separate function for this
note_attrs
|> Props.get_photos()
|> Enum.map(fn photo ->
Chiya.Notes.create_note_image(%{
note_id: note.id,
path: photo.path
})
end)
|> Enum.each(fn result ->
Logger.info("Photo created!")
Logger.info(inspect(result))
end)
{:ok, :created, Chiya.Notes.Note.note_url(note)}
else
error ->
Logger.error("Error occurred while creating note from micropub:")
Logger.error(inspect(error))
{:error, :invalid_request}
end
end
def verify_token(access_token) do
Enum.reduce_while(
[
&verify_app_token/1,
&verify_micropub_token/1
],
nil,
fn fun, _result ->
case fun.(access_token) do
:ok -> {:halt, :ok}
error -> {:cont, error}
end
end
)
end
defp get_attrs(type, post_type, properties, channel_id) do
Logger.info("Creating a #{type}/#{post_type}..")
channel =
if channel_id,
do: Chiya.Channels.get_channel(channel_id),
else: nil
case post_type do
:note -> get_note_attrs(properties, channel)
_ -> {:error, :insufficient_scope}
end
end
defp verify_micropub_token(access_token) do
Token.verify(access_token, "create", get_hostname())
end
defp verify_app_token(access_token) do
token = Chiya.Accounts.get_app_token("obsidian", "app")
if not is_nil(token) do
token_string =
token.token
|> :crypto.bytes_to_integer()
|> to_string()
if token_string == access_token do
:ok
else
{:error, :insufficient_scope, "Could not verify app token"}
end
else
{:error, :insufficient_scope, "Could not verify app token"}
end
end
defp get_note_attrs(p, channel) do
content = Props.get_content(p)
name = Props.get_title(p) || Chiya.Notes.Note.note_title(content)
tags = Props.get_tags(p) |> Enum.join(",")
published_at =
if Props.is_published?(p),
do: NaiveDateTime.local_now(),
else: nil
attrs = %{
content: content,
name: name,
tags_string: tags,
published_at: published_at
}
attrs =
if channel,
do: Map.put(attrs, :channels, [channel]),
else: attrs
{:ok, attrs}
end
defp get_hostname(),
do: URI.parse(ChiyaWeb.Endpoint.url()).host
end