mirror of
https://github.com/matrix-org/dendrite.git
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4d1d503d43
* Add missing file headers * Move the ID server's signatures verification to common * Allow verification without specifying a server name * Add third-party structs to membership events content * Add processing of 3PID onbind requests * Use reference for third party invite data * Fix return arguments order * Revert "Move the ID server's signatures verification to common" This reverts commit9344201031. * Revert "Allow verification without specifying a server name" This reverts commitfd27afbf82. * Remove checks that are already occurring in gomatrixserverlib * Change return type of createInviteFrom3PIDInvite * Add doc, add checks in fillDisplayName * Use MakeFedAPI * Invert condition * Use AuthEvents to retrieve the 3PID invite * Update comment * Remove unused parameter * gb vendor update github.com/matrix-org/gomatrixserverlib
56 lines
2.1 KiB
Go
56 lines
2.1 KiB
Go
/* Copyright 2016-2017 Vector Creations Ltd
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package gomatrixserverlib
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import (
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"encoding/base64"
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"encoding/json"
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"strings"
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)
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// A Base64String is a string of bytes that are base64 encoded when used in JSON.
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// The bytes encoded using base64 when marshalled as JSON.
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// When the bytes are unmarshalled from JSON they are decoded from base64.
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type Base64String []byte
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// MarshalJSON encodes the bytes as base64 and then encodes the base64 as a JSON string.
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// This takes a value receiver so that maps and slices of Base64String encode correctly.
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func (b64 Base64String) MarshalJSON() ([]byte, error) {
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// This could be made more efficient by using base64.RawStdEncoding.Encode
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// to write the base64 directly to the JSON. We don't need to JSON escape
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// any of the characters used in base64.
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return json.Marshal(base64.RawStdEncoding.EncodeToString(b64))
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}
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// UnmarshalJSON decodes a JSON string and then decodes the resulting base64.
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// This takes a pointer receiver because it needs to write the result of decoding.
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func (b64 *Base64String) UnmarshalJSON(raw []byte) (err error) {
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// We could add a fast path that used base64.RawStdEncoding.Decode
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// directly on the raw JSON if the JSON didn't contain any escapes.
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var str string
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if err = json.Unmarshal(raw, &str); err != nil {
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return
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}
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// We must check whether the string was encoded in a URL-safe way in order
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// to use the appropriate encoding.
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if strings.ContainsAny(str, "-_") {
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*b64, err = base64.RawURLEncoding.DecodeString(str)
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} else {
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*b64, err = base64.RawStdEncoding.DecodeString(str)
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}
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return
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}
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