Add some nugget tweaks?

Author: jurre111

lara/classes/laramgr.swift

@@ -561,6 +561,61 @@ final class laramgr: ObservableObject {
         return appList
     }
 
+    func setplistvalue(path: String, key: (key: String, value: Any?), force: Bool = false) -> (ok: Bool, message: String) {
+        do {
+            let fm = FileManager.default
+            if !fm.fileExists(atPath: path) && !force {
+                return (false, "file at \(path) does not exist or couldn't be found")
+            }
+            if var dict = try NSMutableDictionary(contentsOf: URL(fileURLWithPath: path)) ?? [:] {
+                if let value = key.value {
+                    dict[key.key] = value
+                } else {
+                    dict.removeObject(forKey: key.key)
+                }
+                let data = try PropertyListSerialization.data(
+                    fromPropertyList: dict,
+                    format: .binary,
+                    options: 0
+                )
+                let result = self.lara_overwritefile(
+                    target: path,
+                    data: data
+                )
+                if result.ok {
+                    return (true, "overwrote plist at path \(path)")
+                } else {
+                    return(false, "overwrite failed: \(result.message)")
+                }
+            } else {
+                return(false, "could not convert plist at \(path) to readable data")
+            }
+        } catch {
+            return (false, "an error occured: \(error)")
+        }
+    }
+
+    func getplistvalue(path: String, key: String) -> (ok: Bool, message: String, value: Any?) {
+        do {
+            let fm = FileManager.default
+            if fm.fileExists(atPath: path) {
+                if let dict = try NSDictionary(contentsOf: URL(fileURLWithPath: path)) {
+                    if let value = dict[key] {
+                        return (true, "success", value)
+                    } else {
+                        return (false, "key \(key) not found", nil)
+                    }
+                } else {
+                    return(false, "could not convert plist at \(path) to readable data", nil)
+                }
+            } else {
+                return (false, "file at \(path) does not exist or couldn't be found", nil)
+            }
+        } catch {
+            return (false, "an error occured: \(error)", nil)
+        }
+    }
+
     @discardableResult
     func apfsown(path: String, uid: UInt32, gid: UInt32) -> Bool {
         if !isapfs(path) {

lara/views/tweaks/MiscView.swift

@@ -0,0 +1,160 @@
+//
+//  MiscView.swift
+//  lara
+//
+//  Created by jurre111 on 14.04.26.
+//  Mostly copied from/inspired by nugget from leminlimez
+//
+
+import SwiftUI
+
+// ported from nugget, but kinda unnecessary
+enum FileLocation: String, CaseIterable {
+    // Mobile Gestalt
+    // case resolution = "/var/Managed Preferences/mobile/com.apple.iokit.IOMobileGraphicsFamily.plist"
+    // case mga = "/var/containers/Shared/SystemGroup/systemgroup.com.apple.mobilegestaltcache/Library/Caches/com.apple.MobileGestalt.plist"
+
+    // Feature Flags
+    // case featureflags = "/var/preferences/FeatureFlags/Global.plist"
+    
+    // Springboard Options
+    case springboard = "/var/Managed Preferences/mobile/com.apple.springboard.plist"
+    case footnote = "/var/containers/Shared/SystemGroup/systemgroup.com.apple.configurationprofiles/Library/ConfigurationProfiles/SharedDeviceConfiguration.plist"
+    case airdrop = "/var/Managed Preferences/mobile/com.apple.sharingd.plist"
+    case nanoregistry = "/var/mobile/Library/Preferences/com.apple.NanoRegistry.plist"
+    
+    // Internal Options
+    case globalPreferences = "/var/Managed Preferences/mobile/.GlobalPreferences.plist"
+    case appStore = "/var/Managed Preferences/mobile/com.apple.AppStore.plist"
+    case backboardd = "/var/Managed Preferences/mobile/com.apple.backboardd.plist"
+    case coreMotion = "/var/Managed Preferences/mobile/com.apple.CoreMotion.plist"
+    case pasteboard = "/var/Managed Preferences/mobile/com.apple.Pasteboard.plist"
+    case notes = "/var/Managed Preferences/mobile/com.apple.mobilenotes.plist"
+    case uikit = "/var/Managed Preferences/mobile/com.apple.UIKit.plist"
+
+    // Daemons
+    // case disabledDaemons = "/var/db/com.apple.xpc.launchd/disabled.plist"
+    // case screentime = "/var/mobile/Library/Preferences/ScreenTimeAgent.plist"
+
+    // Risky Options
+    // case ota = "/var/Managed Preferences/mobile/com.apple.MobileAsset.plist"
+}
+
+struct tweak: Identifiable {
+        let id: String
+        let name: String
+        let path: String
+        let key: String
+        var state: (og: Bool, enabled: Bool)
+        var readfailed: Bool
+
+        init(name: String, path: String, key: String) {
+            self.id = URL(fileURLWithPath: path).lastPathComponent + "_" + key
+            self.name = name
+            self.path = path
+            self.key = key
+            // og is the original value at the moment the page loads
+            // enabled is the current selected value in the view
+            self.state = (og: false, enabled: false)
+            self.readfailed = false
+        }
+    }
+
+
+struct MiscView: View {
+    @ObservedObject private var mgr = laramgr.shared
+    let fm = FileManager.default
+    @State private var tweaks: [tweak] = [
+        tweak(name: "Disable lock after respring", path: FileLocation.springboard.rawValue, key: "SBDontLockAfterCrash"),
+        tweak(name: "Disable low power alerts", path: FileLocation.springboard.rawValue, key: "SBHideLowPowerAlerts"),
+        tweak(name: "Enable airplay support", path: FileLocation.springboard.rawValue, key: "SBExtendedDisplayOverrideSupportForAirPlayAndDontFileRadars"),
+        tweak(name: "Disable airdrop time limit", path: FileLocation.airdrop.rawValue, key: "OverrideTimeLimitEveryoneMode"),
+        tweak(name: "Hide respring icon", path: FileLocation.backboardd.rawValue, key: "BKHideAppleLogoOnLaunch"),
+        tweak(name: "Show Dynamic Island in screenshots", path: FileLocation.springboard.rawValue, key: "SBAlwaysShowSystemApertureInSnapshots"),
+        tweak(name: "Disable screen dimming while charging", path: FileLocation.springboard.rawValue, key: "SBDontDimOrLockOnAC")
+    ]
+
+    var body: some View {
+        List {
+            Section {
+                Button("Apply") {
+                    apply()
+                }
+                Button("Revert") {
+                    revert()
+                }
+            }
+            Section {
+                ForEach(tweaks.indices, id: \.self) { index in
+                    Toggle(tweaks[index].name, isOn: $tweaks[index].state.enabled)
+                        .disabled(tweaks[index].readfailed)
+                }
+            } header: {
+                Text("Miscellaneous Tweaks")
+            }
+        }
+        .refreshable {
+            load()
+        }
+        .onAppear {
+            load()
+        }
+    }
+
+    private func load() {
+        checkplists()
+        for (index, tweak) in tweaks.enumerated() {
+            if fm.fileExists(atPath: tweak.path) {
+                let result = mgr.getplistvalue(path: tweak.path, key: tweak.key)
+                if result.ok, let value = result.value as? Bool {
+                    tweaks[index].state.og = value
+                    continue
+                } else {
+                    if !(result.message == "key \(tweak.key) not found") {
+                        mgr.logmsg("Failed to read \(tweak.path): \(result.message)")
+                        tweaks[index].readfailed = true
+                        continue
+                    }
+                }
+            }
+            // this happens when the file doesnt exist or the doesnt exist which can happen if the tweak is disabled
+            tweaks[index].state.og = false
+        }
+    }
+
+	func apply() {
+        // check if the tweak was modified, else just leave it
+	    for tweak in tweaks where tweak.state.og != tweak.state.enabled {
+            let result = mgr.setplistvalue(path: tweak.path, key: (tweak.key, tweak.state.enabled ? true : nil), force: true)
+            if !result.ok {
+                mgr.logmsg("Failed to set \(tweak.key) at \(tweak.path): \(result.message)")
+            }
+	    }
+        load()
+	}
+
+    // removes all keys from the plist files and reloads (this also calls checkplists())
+    func revert() {
+        for tweak in tweaks {
+            let result = mgr.setplistvalue(path: tweak.path, key: (tweak.key, nil))
+            if !result.ok {
+                mgr.logmsg("Failed to remove key \(tweak.key) at \(tweak.path): \(result.message)")
+            }
+        }
+        load()
+    }
+
+    // this will remove any empty plist files
+    func checkplists() {
+        for path in FileLocation.allCases.map(\.rawValue) {
+            if fm.fileExists(atPath: path) {
+                if let data = try?Data(contentsOf: URL(fileURLWithPath: path)), data.count == 0 {
+                    try? fm.removeItem(atPath: path)
+                }
+                if let dict = NSDictionary(contentsOf: URL(fileURLWithPath: path)), dict.count == 0 {
+                    try? fm.removeItem(atPath: path)
+                }
+            }
+        }
+    }
+}

lara/views/tweaks/TweaksView.swift

@@ -55,6 +55,8 @@ struct TweaksView: View {
                         .disabled(!mgr.sbxready)
                     NavigationLink("Custom Overwrite", destination: CustomView(mgr: mgr))
                         .disabled(!mgr.vfsready)
+                    NavigationLink("Miscellaneous Tweaks", destination: MiscView())
+                        .disabled(!mgr.sbxready || !mgr.vfsready)
                 }
 
                 NavigationLink("Extra Tools", destination: ToolsView())