Merge branch 'issue_800' into 'develop'

[#800] added ability renew access_token by refresh_token

See merge request pleroma/pleroma!1045

1 files changed, 30 insertions, 0 deletions

diff --git a/lib/pleroma/web/oauth/token/utils.ex b/lib/pleroma/web/oauth/token/utils.ex
new file mode 100644
index 000000000..a81560a1c
--- /dev/null
+++ b/lib/pleroma/web/oauth/token/utils.ex
@@ -0,0 +1,30 @@
+defmodule Pleroma.Web.OAuth.Token.Utils do
+  @moduledoc """
+  Auxiliary functions for dealing with tokens.
+  """
+
+  @doc "convert token inserted_at to unix timestamp"
+  def format_created_at(%{inserted_at: inserted_at} = _token) do
+    inserted_at
+    |> DateTime.from_naive!("Etc/UTC")
+    |> DateTime.to_unix()
+  end
+
+  @doc false
+  @spec generate_token(keyword()) :: binary()
+  def generate_token(opts \\ []) do
+    opts
+    |> Keyword.get(:size, 32)
+    |> :crypto.strong_rand_bytes()
+    |> Base.url_encode64(padding: false)
+  end
+
+  # XXX - for whatever reason our token arrives urlencoded, but Plug.Conn should be
+  # decoding it.  Investigate sometime.
+  def fix_padding(token) do
+    token
+    |> URI.decode()
+    |> Base.url_decode64!(padding: false)
+    |> Base.url_encode64(padding: false)
+  end
+end