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Verifies min/max OS version before downloading app + asks user to download older app version if necessary

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This commit is contained in:
nythepegasus
2024-05-09 01:38:45 -04:00
committed by ny
parent a6ff416067
commit 983355d356
4 changed files with 127 additions and 53 deletions
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57
AltStore/Operations/VerifyAppOperation.swift
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@@ -30,7 +30,7 @@ extension VerificationError
VerificationError(code: .mismatchedBundleIdentifiers, app: app, sourceBundleID: sourceBundleID)
}
static func iOSVersionNotSupported(app: ALTApplication) -> VerificationError {
static func iOSVersionNotSupported(app: ALTApplication, osVersion: OperatingSystemVersion = ProcessInfo.processInfo.operatingSystemVersion, requiredOSVersion: OperatingSystemVersion?) -> VerificationError {
VerificationError(code: .iOSVersionNotSupported, app: app)
}
}
@@ -41,38 +41,54 @@ struct VerificationError: ALTLocalizedError {
var errorTitle: String?
var errorFailure: String?
var app: ALTApplication?
@Managed var app: AppProtocol?
var entitlements: [String: Any]?
var sourceBundleID: String?
var deviceOSVersion: OperatingSystemVersion?
var requiredOSVersion: OperatingSystemVersion?
var errorDescription: String? {
switch self.code {
case .iOSVersionNotSupported:
guard let deviceOSVersion else { return nil }
var failureReason = self.errorFailureReason
if self.app == nil {
let firstLetter = failureReason.prefix(1).lowercased()
failureReason = firstLetter + failureReason.dropFirst()
}
return String(formatted: "This device is running iOS %@, but %@", deviceOSVersion.stringValue, failureReason)
default: return nil
}
}
var errorFailureReason: String {
switch self.code
{
case .privateEntitlements:
let appName = (self.app?.name as String?).map { String(format: NSLocalizedString("'%@'", comment: ""), $0) } ??
NSLocalizedString("Unknown app", comment: "")
return String(format: NSLocalizedString("“%@” requires private permissions.", comment: ""), appName)
let appName = self.$app.name ?? NSLocalizedString("The app", comment: "")
return String(formatted: "“%@” requires private permissions.", appName)
case .mismatchedBundleIdentifiers:
if let app, let sourceBundleID {
return String(format: NSLocalizedString("The bundle ID '%@' does not match the one specified by the source ('%@').", comment: ""), app.bundleIdentifier, sourceBundleID)
if let appBundleID = self.$app.bundleIdentifier, let bundleID = self.sourceBundleID {
return String(formatted: "The bundle ID '%@' does not match the one specified by the source ('%@').", appBundleID, bundleID)
} else {
return NSLocalizedString("The bundle ID does not match the one specified by the source.", comment: "")
}
case .iOSVersionNotSupported:
var failureReason: String!
if let app {
var version = "iOS \(app.minimumiOSVersion.majorVersion).\(app.minimumiOSVersion.minorVersion)"
if app.minimumiOSVersion.patchVersion > 0 {
version += ".\(app.minimumiOSVersion.patchVersion)"
}
failureReason = String(format: NSLocalizedString("%@ requires %@.", comment: ""), app.name, version)
} else {
let version = ProcessInfo.processInfo.operatingSystemVersionString
failureReason = String(format: NSLocalizedString("This app does not support iOS %@.", comment: ""), version)
let appName = self.$app.name ?? NSLocalizedString("The app", comment: "")
let deviceOSVersion = self.deviceOSVersion ?? ProcessInfo.processInfo.operatingSystemVersion
guard let requiredOSVersion else {
return String(formatted: "%@ does not support iOS %@.", appName, deviceOSVersion.stringValue)
}
if deviceOSVersion > requiredOSVersion {
return String(formatted: "%@ requires iOS %@ or earlier", appName, requiredOSVersion.stringValue)
} else {
return String(formatted: "%@ requires iOS %@ or later", appName, requiredOSVersion.stringValue)
}
return failureReason
}
}
}
@@ -108,7 +124,7 @@ final class VerifyAppOperation: ResultOperation<Void>
}
guard ProcessInfo.processInfo.isOperatingSystemAtLeast(app.minimumiOSVersion) else {
throw VerificationError.iOSVersionNotSupported(app: app)
throw VerificationError.iOSVersionNotSupported(app: app, requiredOSVersion: app.minimumiOSVersion)
}
if #available(iOS 13.5, *)
@@ -190,8 +206,7 @@ private extension VerifyAppOperation
}))
presentingViewController.present(alertController, animated: true, completion: nil)
case .mismatchedBundleIdentifiers: return completion(.failure(error))
case .iOSVersionNotSupported: return completion(.failure(error))
case .mismatchedBundleIdentifiers, .iOSVersionNotSupported: return completion(.failure(error))
}
}
}