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Add tests for loading Classic accounts.

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Tidy up warnings and fix a few bugs that were revealed.
This commit is contained in:
Doug
2026-03-10 13:54:14 +00:00
committed by Doug
parent 06c6ed3b2d
commit b5f571bfe4
9 changed files with 156 additions and 41 deletions
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ElementX/Sources/Services/Authentication/ClassicApp/ClassicAppAccountManager.swift
+21 -11
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@@ -25,16 +25,16 @@ class ClassicAppAccountManager {
func loadAccounts() {
MXLog.info("Loading accounts from Classic app.")
// First we need to load the accounts file, which contains an array of MXKAccounts (a super class of MXAccount).
let accountFile = accountFile()
if FileManager.default.fileExists(atPath: accountFile.path(percentEncoded: false)) {
let startDate = Date()
do {
let fileContent = try Data(contentsOf: accountFile, options: [.alwaysMapped, .uncached])
// Decrypt data if encryption method is provided
let unciphered = try ClassicAppAES.decrypt(fileContent, aesKey: aesKey, iv: iv)
let decoder = NSKeyedUnarchiver(forReadingWith: unciphered)
let decoder = try NSKeyedUnarchiver(forReadingFrom: unciphered)
decoder.requiresSecureCoding = false
decoder.setClass(ClassicAppMXAccount.self, forClassName: "MXKAccount")
guard let mxAccounts = decoder.decodeObject(forKey: "mxAccounts") as? [ClassicAppMXAccount] else {
@@ -44,6 +44,8 @@ class ClassicAppAccountManager {
MXLog.info("\(mxAccounts.count) accounts loaded in \(Date().timeIntervalSince(startDate) * 1000)ms.")
// Only consider active accounts using the same logic as Element Classic and then
// combine the MXAccount data with its profile and crypto store details.
accounts = mxAccounts
.filter(\.isActive)
.compactMap(makeAccount)
@@ -57,9 +59,10 @@ class ClassicAppAccountManager {
// MARK: - Private
/// Combines an MXAccount with its profile and crypto store details.
private func makeAccount(for mxAccount: ClassicAppMXAccount) -> ClassicAppAccount? {
let userID = mxAccount.userID
let user = loadUser(for: mxAccount)
let user = loadUser(for: mxAccount) // We need an MXUser for the profile as MXAccount doesn't contain that data.
guard let serverName = serverName(for: userID) else { return nil }
@@ -72,13 +75,21 @@ class ClassicAppAccountManager {
}
private func loadUser(for mxAccount: ClassicAppMXAccount) -> ClassicAppMXUser? {
// Users are stored across multiple files, so first find the right file for this particular user.
let userID = mxAccount.userID
let groupID = String(userID.hash % 100)
let groupFile = storeUsersPath(for: userID).appendingPathComponent(groupID)
let groupID = String(UInt(bitPattern: userID.hash) % 100) // Swift's .hash is Int whereas Objective-C's is UInt.
let groupFile = storeUsersPath(for: userID).appending(component: groupID)
guard FileManager.default.fileExists(atPath: groupFile.path(percentEncoded: false)) else {
MXLog.warning("Missing users group \(groupID) file for \(mxAccount.userID).")
return nil
}
do {
// And then load that file and find the user within its data.
let fileContent = try Data(contentsOf: groupFile)
let decoder = NSKeyedUnarchiver(forReadingWith: fileContent)
let decoder = try NSKeyedUnarchiver(forReadingFrom: fileContent)
decoder.requiresSecureCoding = false
decoder.setClass(ClassicAppMXUser.self, forClassName: "MXUser")
decoder.setClass(ClassicAppMXUser.self, forClassName: "MXMyUser")
@@ -92,7 +103,6 @@ class ClassicAppAccountManager {
/// The server name extracted from the user's ID.
private func serverName(for userID: String) -> String? {
#warning("Expose a serverName method for this from the SDK?")
let components = userID.components(separatedBy: ":")
guard components.count > 1 else { return nil }
return components[1] // Directly use [1] as .last may be the port number.
@@ -107,17 +117,17 @@ class ClassicAppAccountManager {
private static let kMXFileStoreUsersFolder = "users"
/// The file URL that contains the app's `MXAccounts` array.
private func accountFile() -> URL {
func accountFile() -> URL {
cacheFolder.appending(component: Self.matrixKitFolder).appending(component: Self.kMXKAccountsKey)
}
/// The database file URL as defined in `MXCryptoMachineStore`.
private func cryptoStoreURL(for userID: String) -> URL {
func cryptoStoreURL(for userID: String) -> URL {
cacheFolder.appending(component: Self.cryptoStoreFolder).appending(component: userID)
}
/// This store contains all of the users known to the specific user ID.
private func storeUsersPath(for userID: String) -> URL {
func storeUsersPath(for userID: String) -> URL {
storePath(for: userID).appending(component: Self.kMXFileStoreUsersFolder)
}