spc-pleroma/lib/pleroma/helpers/uri_helper.ex

28 lines
910 B
Elixir
Raw Normal View History

# Pleroma: A lightweight social networking server
# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Helpers.UriHelper do
def append_uri_params(uri, appended_params) do
uri = URI.parse(uri)
appended_params = for {k, v} <- appended_params, into: %{}, do: {to_string(k), v}
existing_params = URI.query_decoder(uri.query || "") |> Enum.into(%{})
updated_params_keys = Enum.uniq(Map.keys(existing_params) ++ Map.keys(appended_params))
updated_params =
for k <- updated_params_keys, do: {k, appended_params[k] || existing_params[k]}
uri
|> Map.put(:query, URI.encode_query(updated_params))
|> URI.to_string()
end
def append_param_if_present(%{} = params, param_name, param_value) do
if param_value do
Map.put(params, param_name, param_value)
else
params
end
end
end