# Pleroma: A lightweight social networking server
-# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
+# Copyright © 2017-2021 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
+ def modify_uri_params(uri, overridden_params, deleted_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))
+
+ existing_params = URI.query_decoder(uri.query || "") |> Map.new()
+ overridden_params = Map.new(overridden_params, fn {k, v} -> {to_string(k), v} end)
+ deleted_params = Enum.map(deleted_params, &to_string/1)
updated_params =
- for k <- updated_params_keys, do: {k, appended_params[k] || existing_params[k]}
+ existing_params
+ |> Map.merge(overridden_params)
+ |> Map.drop(deleted_params)
uri
|> Map.put(:query, URI.encode_query(updated_params))