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Verifies downloaded app’s permissions match source

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Renames source JSON permissions key to “appPermissions” in order to preserve backwards compatibility, since we’ve changed the schema for permissions.
This commit is contained in:
Riley Testut
2023-05-12 18:26:24 -05:00
parent 729eb89433
commit 45ed24bfb5
16 changed files with 449 additions and 130 deletions
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98
AltStoreCore/Model/AppPermission.swift
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@@ -9,48 +9,31 @@
import CoreData
import UIKit
public extension ALTAppPermissionType
{
var localizedShortName: String? {
switch self
{
case .photos: return NSLocalizedString("Photos", comment: "")
case .backgroundAudio: return NSLocalizedString("Audio (BG)", comment: "")
case .backgroundFetch: return NSLocalizedString("Fetch (BG)", comment: "")
default: return nil
}
}
var localizedName: String? {
switch self
{
case .photos: return NSLocalizedString("Photos", comment: "")
case .backgroundAudio: return NSLocalizedString("Background Audio", comment: "")
case .backgroundFetch: return NSLocalizedString("Background Fetch", comment: "")
default: return nil
}
}
var icon: UIImage? {
switch self
{
case .photos: return UIImage(named: "PhotosPermission")
case .backgroundAudio: return UIImage(named: "BackgroundAudioPermission")
case .backgroundFetch: return UIImage(named: "BackgroundFetchPermission")
default: return nil
}
}
}
import AltSign
@objc(AppPermission)
@objc(AppPermission) @dynamicMemberLookup
public class AppPermission: NSManagedObject, Decodable, Fetchable
{
/* Properties */
@NSManaged public var type: ALTAppPermissionType
@NSManaged public var usageDescription: String
@NSManaged public var usageDescription: String?
@nonobjc public var permission: any ALTAppPermission {
switch self.type
{
case .entitlement: return ALTEntitlement(rawValue: self._permission)
case .privacy: return ALTAppPrivacyPermission(rawValue: self._permission)
case .backgroundMode: return ALTAppBackgroundMode(rawValue: self._permission)
default: return UnknownAppPermission(rawValue: self._permission)
}
}
@NSManaged @objc(permission) private var _permission: String
// Set by StoreApp.
@NSManaged public var appBundleID: String?
/* Relationships */
@NSManaged public private(set) var app: StoreApp!
@NSManaged public internal(set) var app: StoreApp?
private override init(entity: NSEntityDescription, insertInto context: NSManagedObjectContext?)
{
@@ -59,7 +42,10 @@ public class AppPermission: NSManagedObject, Decodable, Fetchable
private enum CodingKeys: String, CodingKey
{
case type
case entitlement
case privacyType = "privacy"
case backgroundMode = "background"
case usageDescription
}
@@ -72,10 +58,33 @@ public class AppPermission: NSManagedObject, Decodable, Fetchable
do
{
let container = try decoder.container(keyedBy: CodingKeys.self)
self.usageDescription = try container.decode(String.self, forKey: .usageDescription)
let rawType = try container.decode(String.self, forKey: .type)
self.type = ALTAppPermissionType(rawValue: rawType)
self.usageDescription = try container.decodeIfPresent(String.self, forKey: .usageDescription)
if let entitlement = try container.decodeIfPresent(String.self, forKey: .entitlement)
{
self._permission = entitlement
self.type = .entitlement
}
else if let privacyType = try container.decodeIfPresent(String.self, forKey: .privacyType)
{
self._permission = privacyType
self.type = .privacy
}
else if let backgroundMode = try container.decodeIfPresent(String.self, forKey: .backgroundMode)
{
self._permission = backgroundMode
self.type = .backgroundMode
}
else
{
self._permission = ""
self.type = .unknown
// We don't want to save any unknown permissions, but can't throw error
// without making the entire decoding fail, so just delete self instead.
context.delete(self)
}
}
catch
{
@@ -96,3 +105,14 @@ public extension AppPermission
return NSFetchRequest<AppPermission>(entityName: "AppPermission")
}
}
// @dynamicMemberLookup
public extension AppPermission
{
// Convenience for accessing .permission properties.
subscript<T>(dynamicMember keyPath: KeyPath<any ALTAppPermission, T>) -> T {
get {
return self.permission[keyPath: keyPath]
}
}
}