disable carplay on ios 26db4+ and make CarPlayManager

Pocket Poster.xcodeproj/project.pbxproj

@@ -272,7 +272,7 @@
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				ASSETCATALOG_COMPILER_GLOBAL_ACCENT_COLOR_NAME = AccentColor;
 				CODE_SIGN_STYLE = Automatic;
-				CURRENT_PROJECT_VERSION = 6;
+				CURRENT_PROJECT_VERSION = 7;
 				DEVELOPMENT_ASSET_PATHS = "\"Pocket Poster/Preview Content\"";
 				DEVELOPMENT_TEAM = 2P4CP47H76;
 				ENABLE_PREVIEWS = YES;
@@ -304,7 +304,7 @@
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				ASSETCATALOG_COMPILER_GLOBAL_ACCENT_COLOR_NAME = AccentColor;
 				CODE_SIGN_STYLE = Automatic;
-				CURRENT_PROJECT_VERSION = 6;
+				CURRENT_PROJECT_VERSION = 7;
 				DEVELOPMENT_ASSET_PATHS = "\"Pocket Poster/Preview Content\"";
 				DEVELOPMENT_TEAM = 2P4CP47H76;
 				ENABLE_PREVIEWS = YES;

Pocket Poster.xcodeproj/xcuserdata/lemin.xcuserdatad/xcschemes/xcschememanagement.plist

@@ -7,7 +7,7 @@
 		<key>Pocket Poster.xcscheme_^#shared#^_</key>
 		<dict>
 			<key>orderHint</key>
-			<integer>1</integer>
+			<integer>0</integer>
 		</dict>
 	</dict>
 </dict>

Pocket Poster/Controllers/CarPlayWallpaper+CarPlayManager.swift

@@ -0,0 +1,149 @@
+//
+//  CarPlayWallpaper.swift
+//  Pocket Poster
+//
+//  Created by lemin on 6/22/25.
+//
+
+import SwiftUI
+
+struct CarPlayWallpaper: Identifiable {
+    var id = UUID()
+    var name: String
+    var lightImage: UIImage
+    var darkImage: UIImage
+    var selectedImageDataLight: Data?
+    var selectedImageDataDark: Data?
+}
+
+extension CarPlayWallpaper: Reorderable {
+    typealias OrderElement = String
+    var orderElement: OrderElement { name }
+}
+
+class CarPlayManager {
+    static func supportsCarPlay() -> Bool {
+        if UIDevice.current.userInterfaceIdiom != .phone {
+            // CarPlay is not on iPads
+            return false
+        }
+        if #available(iOS 19, *) {
+            // get the build number
+            var osVersionString = [CChar](repeating: 0, count: 16)
+            var osVersionStringLen = size_t(osVersionString.count - 1)
+
+            let result = sysctlbyname("kern.osversion", &osVersionString, &osVersionStringLen, nil, 0)
+
+            if result == 0 {
+                // Convert C array to String
+                if let build = String(validatingUTF8: osVersionString) {
+                    // check build number for iOS 26 dev beta 1-3, return true if user is on that
+                    if build == "23A5260n" // dev beta 1
+                        || build == "23A5260u" // dev beta 1 (iPhone 15/16 series)
+                        || build == "23A5276f" // dev beta 2
+                        || build == "23A5287g" { // dev beta 3
+                        return true
+                    }
+                } else {
+                    print("Failed to convert build number to String")
+                }
+            } else {
+                print("sysctlbyname failed with error: \(String(cString: strerror(errno)))")
+            }
+            return false
+        }
+        return true
+    }
+    
+    static func getCarPlayCacheVersion() -> String {
+        // they started adding numbers to the end in iOS 18, this is to compensate for that
+        if #available(iOS 19.0, *) {
+            return "-12"
+        } else if #available(iOS 18.0, *) {
+            return "-11"
+        }
+        return ""
+    }
+    
+    static func getCarPlayWallpaperNames() -> [String]? {
+        dlopen("/System/Library/PrivateFrameworks/CarPlayUIServices.framework/CarPlayUIServices", RTLD_GLOBAL)
+        
+        if #available(iOS 18.0, *) {
+            // iOS 18 method (it got moved)
+            guard let obj = objc_getClass("CRSUISystemWallpaper") as? NSObject else { print("no class"); return nil }
+            
+            if let success = obj.perform(Selector(("wallpapers"))), let arr = success.takeUnretainedValue() as? [NSObject] {
+                var namesList: [String] = []
+                for wp in arr {
+                    if let wpACName = wp.perform(Selector(("wallpaperAssetCatalogName"))), let result = wpACName.takeUnretainedValue() as? String {
+                        namesList.append(result)
+                    }
+                }
+                return namesList
+            }
+        } else {
+            // iOS 17-
+            guard let obj = objc_getClass("CRSUIWallpaperPreferences") as? NSObject else { print("no class"); return nil }
+            if let success = obj.perform(Selector(("availableWallpapers"))), let arr = success.takeUnretainedValue() as? [NSObject] {
+                var namesList: [String] = []
+                for wp in arr {
+                    if let wpACName = wp.perform(Selector(("wallpaperAssetCatalogName"))), let result = wpACName.takeUnretainedValue() as? String {
+                        namesList.append(result)
+                    }
+                }
+                return namesList
+            }
+        }
+        
+        return nil
+    }
+    
+    static func getCarPlayPhotosURL() -> URL {
+        let cppURL = SymHandler.getDocumentsDirectory().appendingPathComponent("CarPlayPhotos", conformingTo: .directory)
+        // create it if it doesn't exist
+        if !FileManager.default.fileExists(atPath: cppURL.path()) {
+            try? FileManager.default.createDirectory(at: cppURL, withIntermediateDirectories: true)
+        }
+        return cppURL
+    }
+    
+    static func applyCarPlay(appHash: String, wallpapers: [CarPlayWallpaper]) throws {
+        // write the image
+        var toRemove: [URL] = []
+        var activeWP: [String] = UserDefaults.standard.array(forKey: "ActiveCarPlayWallpapers") as? [String] ?? []
+        let cppURL = getCarPlayPhotosURL()
+        let cacheVer = getCarPlayCacheVersion()
+        for wallpaper in wallpapers {
+            if let data = wallpaper.selectedImageDataLight, let img = UIImage(data: data) {
+                let imgURL = SymHandler.getDocumentsDirectory().appendingPathComponent("CAR\(wallpaper.name)Dynamic-Light\(cacheVer).cpbitmap")
+                img.writeToCPBitmapFile(to: imgURL.path() as NSString)
+                try? data.write(to: cppURL.appendingPathComponent("\(wallpaper.name)-Light"))
+                toRemove.append(imgURL)
+                if !activeWP.contains(wallpaper.name) {
+                    activeWP.append(wallpaper.name)
+                }
+            }
+            if let data = wallpaper.selectedImageDataDark, let img = UIImage(data: data) {
+                let imgURL = SymHandler.getDocumentsDirectory().appendingPathComponent("CAR\(wallpaper.name)Dynamic-Dark\(cacheVer).cpbitmap")
+                img.writeToCPBitmapFile(to: imgURL.path() as NSString)
+                try? data.write(to: cppURL.appendingPathComponent("\(wallpaper.name)-Dark"))
+                toRemove.append(imgURL)
+                if !activeWP.contains(wallpaper.name) {
+                    activeWP.append(wallpaper.name)
+                }
+            }
+        }
+        
+        // symlink and apply
+        let _ = try SymHandler.createAppSymlink(for: "\(appHash)/Library/Caches/MappedImageCache/com.apple.CarPlayApp.wallpaper-images")
+        defer {
+            SymHandler.cleanup()
+        }
+        for imgURL in toRemove {
+            try FileManager.default.trashItem(at: imgURL, resultingItemURL: nil)
+        }
+        UserDefaults.standard.set(activeWP, forKey: "ActiveCarPlayWallpapers")
+        let test = SymHandler.getDocumentsDirectory().appendingPathComponent("Caches")
+        try Data(count: 0).write(to: test)
+    }
+}

Pocket Poster/Controllers/CarPlayWallpaper.swift

@@ -1,22 +0,0 @@
-//
-//  CarPlayWallpaper.swift
-//  Pocket Poster
-//
-//  Created by lemin on 6/22/25.
-//
-
-import SwiftUI
-
-struct CarPlayWallpaper: Identifiable {
-    var id = UUID()
-    var name: String
-    var lightImage: UIImage
-    var darkImage: UIImage
-    var selectedImageDataLight: Data?
-    var selectedImageDataDark: Data?
-}
-
-extension CarPlayWallpaper: Reorderable {
-    typealias OrderElement = String
-    var orderElement: OrderElement { name }
-}

Pocket Poster/Controllers/PosterBoardManager.swift

@@ -235,98 +235,6 @@ class PosterBoardManager: ObservableObject {
         }
     }
     
-    func getCarPlayCacheVersion() -> String {
-        // they started adding numbers to the end in iOS 18, this is to compensate for that
-        if #available(iOS 19.0, *) {
-            return "-12"
-        } else if #available(iOS 18.0, *) {
-            return "-11"
-        }
-        return ""
-    }
-    
-    func getCarPlayWallpaperNames() -> [String]? {
-        dlopen("/System/Library/PrivateFrameworks/CarPlayUIServices.framework/CarPlayUIServices", RTLD_GLOBAL)
-        
-        if #available(iOS 18.0, *) {
-            // iOS 18 method (it got moved)
-            guard let obj = objc_getClass("CRSUISystemWallpaper") as? NSObject else { print("no class"); return nil }
-            
-            if let success = obj.perform(Selector(("wallpapers"))), let arr = success.takeUnretainedValue() as? [NSObject] {
-                var namesList: [String] = []
-                for wp in arr {
-                    if let wpACName = wp.perform(Selector(("wallpaperAssetCatalogName"))), let result = wpACName.takeUnretainedValue() as? String {
-                        namesList.append(result)
-                    }
-                }
-                return namesList
-            }
-        } else {
-            // iOS 17-
-            guard let obj = objc_getClass("CRSUIWallpaperPreferences") as? NSObject else { print("no class"); return nil }
-            if let success = obj.perform(Selector(("availableWallpapers"))), let arr = success.takeUnretainedValue() as? [NSObject] {
-                var namesList: [String] = []
-                for wp in arr {
-                    if let wpACName = wp.perform(Selector(("wallpaperAssetCatalogName"))), let result = wpACName.takeUnretainedValue() as? String {
-                        namesList.append(result)
-                    }
-                }
-                return namesList
-            }
-        }
-        
-        return nil
-    }
-    
-    func getCarPlayPhotosURL() -> URL {
-        let cppURL = SymHandler.getDocumentsDirectory().appendingPathComponent("CarPlayPhotos", conformingTo: .directory)
-        // create it if it doesn't exist
-        if !FileManager.default.fileExists(atPath: cppURL.path()) {
-            try? FileManager.default.createDirectory(at: cppURL, withIntermediateDirectories: true)
-        }
-        return cppURL
-    }
-    
-    func applyCarPlay(appHash: String, wallpapers: [CarPlayWallpaper]) throws {
-        // write the image
-        var toRemove: [URL] = []
-        var activeWP: [String] = UserDefaults.standard.array(forKey: "ActiveCarPlayWallpapers") as? [String] ?? []
-        let cppURL = getCarPlayPhotosURL()
-        let cacheVer = getCarPlayCacheVersion()
-        for wallpaper in wallpapers {
-            if let data = wallpaper.selectedImageDataLight, let img = UIImage(data: data) {
-                let imgURL = SymHandler.getDocumentsDirectory().appendingPathComponent("CAR\(wallpaper.name)Dynamic-Light\(cacheVer).cpbitmap")
-                img.writeToCPBitmapFile(to: imgURL.path() as NSString)
-                try? data.write(to: cppURL.appendingPathComponent("\(wallpaper.name)-Light"))
-                toRemove.append(imgURL)
-                if !activeWP.contains(wallpaper.name) {
-                    activeWP.append(wallpaper.name)
-                }
-            }
-            if let data = wallpaper.selectedImageDataDark, let img = UIImage(data: data) {
-                let imgURL = SymHandler.getDocumentsDirectory().appendingPathComponent("CAR\(wallpaper.name)Dynamic-Dark\(cacheVer).cpbitmap")
-                img.writeToCPBitmapFile(to: imgURL.path() as NSString)
-                try? data.write(to: cppURL.appendingPathComponent("\(wallpaper.name)-Dark"))
-                toRemove.append(imgURL)
-                if !activeWP.contains(wallpaper.name) {
-                    activeWP.append(wallpaper.name)
-                }
-            }
-        }
-        
-        // symlink and apply
-        let _ = try SymHandler.createAppSymlink(for: "\(appHash)/Library/Caches/MappedImageCache/com.apple.CarPlayApp.wallpaper-images")
-        defer {
-            SymHandler.cleanup()
-        }
-        for imgURL in toRemove {
-            try FileManager.default.trashItem(at: imgURL, resultingItemURL: nil)
-        }
-        UserDefaults.standard.set(activeWP, forKey: "ActiveCarPlayWallpapers")
-        let test = SymHandler.getDocumentsDirectory().appendingPathComponent("Caches")
-        try Data(count: 0).write(to: test)
-    }
-    
     static func clearCache() throws {
         SymHandler.cleanup()
         let docDir = SymHandler.getDocumentsDirectory()

Pocket Poster/Views/NavigatorViews/CarPlayView.swift

@@ -52,7 +52,7 @@ struct CarPlayView: View {
 
                             DispatchQueue.global(qos: .userInitiated).async {
                                 do {
-                                    try pbManager.applyCarPlay(appHash: cpHash, wallpapers: wallpapers)
+                                    try CarPlayManager.applyCarPlay(appHash: cpHash, wallpapers: wallpapers)
                                     SymHandler.cleanup() // just to be extra sure
                                     UIApplication.shared.dismissAlert(animated: false)
                                     DispatchQueue.main.asyncAfter(deadline: .now() + 0.35, execute: {
@@ -103,7 +103,7 @@ struct CarPlayView: View {
                 // load active wallpapers from user defaults
                 activeWallpapers = UserDefaults.standard.array(forKey: "ActiveCarPlayWallpapers") as? [String] ?? []
                 // load the wallpapers
-                let cppURL = PosterBoardManager.shared.getCarPlayPhotosURL()
+                let cppURL = CarPlayManager.getCarPlayPhotosURL()
                 let frameworkPath = "/System/Library/PrivateFrameworks/CarPlayUIServices.framework"
                 do {
                     for file in try FileManager.default.contentsOfDirectory(at: URL(fileURLWithPath: frameworkPath), includingPropertiesForKeys: nil, options: .skipsHiddenFiles) {
@@ -127,7 +127,7 @@ struct CarPlayView: View {
                         }
                     }
                     // sort them
-                    if let sortedWallpapers = PosterBoardManager.shared.getCarPlayWallpaperNames() {
+                    if let sortedWallpapers = CarPlayManager.getCarPlayWallpaperNames() {
                         wallpapers = wallpapers.reorder(by: sortedWallpapers)
                     }
                 } catch {

Pocket Poster/Views/RootView.swift

@@ -18,7 +18,7 @@ struct RootView: View {
                 .tabItem {
                     Label("Videos", systemImage: "camera")
                 }
-            if UIDevice.current.userInterfaceIdiom == .phone {
+            if CarPlayManager.supportsCarPlay() {
                 CarPlayView()
                     .tabItem {
                         Label("CarPlay", systemImage: "car")

Pocket Poster/Views/SettingsView.swift

@@ -23,7 +23,7 @@ struct SettingsView: View {
                     TextField("Enter PosterBoard App Hash", text: $pbHash)
                         .textFieldStyle(RoundedBorderTextFieldStyle())
                         .font(.system(.body, design: .monospaced))
-                    if UIDevice.current.userInterfaceIdiom == .phone {
+                    if CarPlayManager.supportsCarPlay() {
                         TextField("Enter CarPlayWallpaper App Hash", text: $cpHash)
                             .textFieldStyle(RoundedBorderTextFieldStyle())
                             .font(.system(.body, design: .monospaced))
@@ -89,7 +89,7 @@ struct SettingsView: View {
                 Button(action: {
                     UIImpactFeedbackGenerator(style: .soft).impactOccurred()
                     UserDefaults.standard.set(nil, forKey: "ActiveCarPlayWallpapers")
-                    try? FileManager.default.removeItem(at: PosterBoardManager.shared.getCarPlayPhotosURL())
+                    try? FileManager.default.removeItem(at: CarPlayManager.getCarPlayPhotosURL())
                     Haptic.shared.notify(.success)
                     UIApplication.shared.alert(title: NSLocalizedString("CarPlay Applied Wallpapers Successfully Cleared!", comment: ""), body: "")
                 }) {