dendrite/internal/httputil/routing.go

// Copyright 2020 The Matrix.org Foundation C.I.C.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package httputil

import (
	"net/url"
)

// URLDecodeMapValues is a function that iterates through each of the items in a
// map, URL decodes the value, and returns a new map with the decoded values
// under the same key names
func URLDecodeMapValues(vmap map[string]string) (map[string]string, error) {
	decoded := make(map[string]string, len(vmap))
	for key, value := range vmap {
		decodedVal, err := url.PathUnescape(value)
		if err != nil {
			return make(map[string]string), err
		}
		decoded[key] = decodedVal
	}

	return decoded, nil
}