mirror of https://github.com/oxen-io/session-ios
You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
66 lines
2.2 KiB
Swift
66 lines
2.2 KiB
Swift
2 years ago
|
// Copyright © 2022 Rangeproof Pty Ltd. All rights reserved.
|
||
|
|
||
|
import Foundation
|
||
|
import Sodium
|
||
|
import SessionUtilitiesKit
|
||
|
|
||
|
public class DeleteMessagesResponse: SnodeRecursiveResponse<DeleteMessagesResponse.SwarmItem> {
|
||
|
// MARK: - Convenience
|
||
|
|
||
|
internal func validResultMap(
|
||
|
userX25519PublicKey: String,
|
||
|
serverHashes: [String],
|
||
|
sodium: Sodium
|
||
|
) -> [String: Bool] {
|
||
|
return swarm.reduce(into: [:]) { result, next in
|
||
|
guard
|
||
|
!next.value.failed,
|
||
|
let encodedSignature: Data = Data(base64Encoded: next.value.signatureBase64)
|
||
|
else {
|
||
|
result[next.key] = false
|
||
|
|
||
|
if let reason: String = next.value.reason, let statusCode: Int = next.value.code {
|
||
|
SNLog("Couldn't delete data from: \(next.key) due to error: \(reason) (\(statusCode)).")
|
||
|
}
|
||
|
else {
|
||
|
SNLog("Couldn't delete data from: \(next.key).")
|
||
|
}
|
||
|
return
|
||
|
}
|
||
|
|
||
|
/// The signature format is `( PUBKEY_HEX || RMSG[0] || ... || RMSG[N] || DMSG[0] || ... || DMSG[M] )`
|
||
|
let verificationBytes: [UInt8] = userX25519PublicKey.bytes
|
||
|
.appending(contentsOf: serverHashes.joined().bytes)
|
||
|
.appending(contentsOf: next.value.deleted.joined().bytes)
|
||
|
|
||
|
result[next.key] = sodium.sign.verify(
|
||
|
message: verificationBytes,
|
||
|
publicKey: Data(hex: next.key).bytes,
|
||
|
signature: encodedSignature.bytes
|
||
|
)
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
// MARK: - SwarmItem
|
||
|
|
||
|
public extension DeleteMessagesResponse {
|
||
|
class SwarmItem: SnodeSwarmItem {
|
||
|
private enum CodingKeys: String, CodingKey {
|
||
|
case deleted
|
||
|
}
|
||
|
|
||
|
public let deleted: [String]
|
||
|
|
||
|
// MARK: - Initialization
|
||
|
|
||
|
required init(from decoder: Decoder) throws {
|
||
|
let container: KeyedDecodingContainer<CodingKeys> = try decoder.container(keyedBy: CodingKeys.self)
|
||
|
|
||
|
deleted = try container.decode([String].self, forKey: .deleted)
|
||
|
|
||
|
try super.init(from: decoder)
|
||
|
}
|
||
|
}
|
||
|
}
|