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Catch NSExceptions when doing objc runtime shenanigans

This commit is contained in:
Shadowfacts 2023-02-15 19:34:18 -05:00
parent 6e5498430f
commit cb82826fcf
4 changed files with 43 additions and 15 deletions
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11
Tusker.xcodeproj/project.pbxproj
View File

@ -596,6 +596,7 @@
D667E5F72135C3040057A976 /* Mastodon+Equatable.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "Mastodon+Equatable.swift"; sourceTree = "<group>"; };
D66A77BA233838DC0058F1EC /* UIFont+Traits.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "UIFont+Traits.swift"; sourceTree = "<group>"; };
D66C900A28DAB7FD00217BF2 /* TimelineViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = TimelineViewController.swift; sourceTree = "<group>"; };
D671A6BE299DA96100A81FEA /* Tusker-Bridging-Header.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = "Tusker-Bridging-Header.h"; sourceTree = "<group>"; };
D673ACCD2919E74200D6F8B0 /* MenuPicker.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = MenuPicker.swift; sourceTree = "<group>"; };
D674A50727F910F300BA03AC /* Pachyderm */ = {isa = PBXFileReference; lastKnownFileType = wrapper; name = Pachyderm; path = Packages/Pachyderm; sourceTree = "<group>"; };
D677284724ECBCB100C732D3 /* ComposeView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ComposeView.swift; sourceTree = "<group>"; };
@ -1551,6 +1552,7 @@
D640D76822BAF5E6004FBE69 /* DomainBlocks.plist */,
D6D4DDDB212518A200E1C4BB /* Info.plist */,
D60088F02980D938005B4D00 /* Tusker.storekit */,
D671A6BE299DA96100A81FEA /* Tusker-Bridging-Header.h */,
D6D4DDCF212518A000E1C4BB /* AppDelegate.swift */,
D6CA6A91249FAD8900AD45C1 /* AudioSessionHelper.swift */,
D61F75B6293C119700C0B37F /* Filterer.swift */,
@ -1800,7 +1802,7 @@
TargetAttributes = {
D6D4DDCB212518A000E1C4BB = {
CreatedOnToolsVersion = 10.0;
LastSwiftMigration = 1410;
LastSwiftMigration = 1420;
};
D6D4DDDF212518A200E1C4BB = {
CreatedOnToolsVersion = 10.0;
@ -2421,6 +2423,7 @@
buildSettings = {
ALWAYS_EMBED_SWIFT_STANDARD_LIBRARIES = YES;
ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
CLANG_ENABLE_MODULES = YES;
CODE_SIGN_ENTITLEMENTS = Tusker/Tusker.entitlements;
CODE_SIGN_IDENTITY = "iPhone Developer";
CODE_SIGN_STYLE = Automatic;
@ -2437,6 +2440,7 @@
PRODUCT_BUNDLE_IDENTIFIER = "$(BUNDLE_ID_PREFIX).Tusker";
PRODUCT_NAME = "$(TARGET_NAME)";
SUPPORTS_MACCATALYST = YES;
SWIFT_OBJC_BRIDGING_HEADER = "Tusker/Tusker-Bridging-Header.h";
SWIFT_VERSION = 5.0;
TARGETED_DEVICE_FAMILY = "1,2,6";
};
@ -2637,6 +2641,7 @@
buildSettings = {
ALWAYS_EMBED_SWIFT_STANDARD_LIBRARIES = YES;
ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
CLANG_ENABLE_MODULES = YES;
CODE_SIGN_ENTITLEMENTS = Tusker/Tusker.entitlements;
CODE_SIGN_IDENTITY = "iPhone Developer";
CODE_SIGN_STYLE = Automatic;
@ -2655,6 +2660,8 @@
PRODUCT_NAME = "$(TARGET_NAME)";
SUPPORTS_MACCATALYST = YES;
SWIFT_ACTIVE_COMPILATION_CONDITIONS = DEBUG;
SWIFT_OBJC_BRIDGING_HEADER = "Tusker/Tusker-Bridging-Header.h";
SWIFT_OPTIMIZATION_LEVEL = "-Onone";
SWIFT_VERSION = 5.0;
TARGETED_DEVICE_FAMILY = "1,2,6";
};
@ -2665,6 +2672,7 @@
buildSettings = {
ALWAYS_EMBED_SWIFT_STANDARD_LIBRARIES = YES;
ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
CLANG_ENABLE_MODULES = YES;
CODE_SIGN_ENTITLEMENTS = Tusker/Tusker.entitlements;
CODE_SIGN_IDENTITY = "iPhone Developer";
CODE_SIGN_STYLE = Automatic;
@ -2681,6 +2689,7 @@
PRODUCT_BUNDLE_IDENTIFIER = "$(BUNDLE_ID_PREFIX).Tusker";
PRODUCT_NAME = "$(TARGET_NAME)";
SUPPORTS_MACCATALYST = YES;
SWIFT_OBJC_BRIDGING_HEADER = "Tusker/Tusker-Bridging-Header.h";
SWIFT_VERSION = 5.0;
TARGETED_DEVICE_FAMILY = "1,2,6";
};

24
Tusker/AppDelegate.swift
View File

@ -137,17 +137,19 @@ class AppDelegate: UIResponder, UIApplicationDelegate {
var originalIMP: IMP?
let imp = imp_implementationWithBlock({ (self: UIStatusBarManager, sender: AnyObject) in
let original = unsafeBitCast(originalIMP!, to: (@convention(c) (UIStatusBarManager, Selector, AnyObject) -> Void).self)
guard let windowScene = self.perform(Selector(("windowScene"))).takeUnretainedValue() as? UIWindowScene,
let xPosition = sender.value(forKey: "xPosition") as? CGFloat,
let delegate = windowScene.delegate as? TuskerSceneDelegate else {
original(self, selector, sender)
return
}
switch delegate.handleStatusBarTapped(xPosition: xPosition) {
case .stop:
return
case .continue:
original(self, selector, sender)
let exception = catchNSException {
guard let windowScene = self.perform(Selector(("windowScene"))).takeUnretainedValue() as? UIWindowScene,
let xPosition = sender.value(forKey: "xPosition") as? CGFloat,
let delegate = windowScene.delegate as? TuskerSceneDelegate else {
original(self, selector, sender)
return
}
switch delegate.handleStatusBarTapped(xPosition: xPosition) {
case .stop:
return
case .continue:
original(self, selector, sender)
}
}
} as @convention(block) (UIStatusBarManager, AnyObject) -> Void)
originalIMP = class_replaceMethod(UIStatusBarManager.self, selector, imp, "v@:@")

8
Tusker/Scenes/TuskerSceneDelegate.swift
View File

@ -31,9 +31,11 @@ extension TuskerSceneDelegate {
guard let window else { return }
window.overrideUserInterfaceStyle = Preferences.shared.theme
window.tintColor = Preferences.shared.accentColor.color
let key = ["Controller", "Presentation", "root", "_"].reversed().joined()
if let rootPresentationController = window.value(forKey: key) as? UIPresentationController {
rootPresentationController.overrideTraitCollection = UITraitCollection(pureBlackDarkMode: Preferences.shared.pureBlackDarkMode)
_ = catchNSException {
let key = ["Controller", "Presentation", "root", "_"].reversed().joined()
if let rootPresentationController = window.value(forKey: key) as? UIPresentationController {
rootPresentationController.overrideTraitCollection = UITraitCollection(pureBlackDarkMode: Preferences.shared.pureBlackDarkMode)
}
}
}
}

15
Tusker/Tusker-Bridging-Header.h Normal file
View File

@ -0,0 +1,15 @@
//
// Use this file to import your target's public headers that you would like to expose to Swift.
//
#import <Foundation/Foundation.h>
NS_INLINE NSException * _Nullable catchNSException(void(^_Nonnull tryBlock)(void)) {
@try {
tryBlock();
}
@catch (NSException *exception) {
return exception;
}
return nil;
}