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// Copyright 2016 Keybase, Inc. All rights reserved. Use of
// this source code is governed by the included BSD license.
// Modified from https://github.com/julienXX/terminal-notifier
// Modified from https://github.com/vjeantet/alerter
#import <Cocoa/Cocoa.h>
#import <objc/runtime.h>
NSString *_fakeBundleIdentifier = nil;
@implementation NSBundle (FakeBundleIdentifier)
- (NSString *)__bundleIdentifier {
if (self == [NSBundle mainBundle]) {
return _fakeBundleIdentifier ? _fakeBundleIdentifier : @"com.apple.Terminal";
} else {
return [self __bundleIdentifier];
}
}
@end
static BOOL installFakeBundleIdentifierHook() {
Class class = objc_getClass("NSBundle");
if (class) {
method_exchangeImplementations(class_getInstanceMethod(class, @selector(bundleIdentifier)), class_getInstanceMethod(class, @selector(__bundleIdentifier)));
return YES;
}
return NO;
}
@interface NotificationDelegate : NSObject <NSUserNotificationCenterDelegate>
@property NSTimeInterval timeout;
@property (retain) NSString *uuid;
@end
CFStringRef deliverNotification(CFStringRef titleRef, CFStringRef subtitleRef, CFStringRef messageRef, CFStringRef appIconURLStringRef,
CFArrayRef actionsRef, CFStringRef bundleIDRef, CFStringRef groupIDRef, NSTimeInterval timeout, bool debug) {
if (bundleIDRef) {
_fakeBundleIdentifier = (NSString *)bundleIDRef;
}
installFakeBundleIdentifierHook();
NSUserNotification *userNotification = [[NSUserNotification alloc] init];
userNotification.title = (NSString *)titleRef;
userNotification.subtitle = (NSString *)subtitleRef;
userNotification.informativeText = (NSString *)messageRef;
NSMutableDictionary *options = [NSMutableDictionary dictionary];
if (groupIDRef) {
options[@"groupID"] = (NSString *)groupIDRef;
}
NSString *uuid = [[NSUUID UUID] UUIDString];
options[@"uuid"] = uuid;
userNotification.userInfo = options;
if (appIconURLStringRef) {
NSURL *appIconURL = [NSURL URLWithString:(NSString *)appIconURLStringRef];
NSImage *image = [[NSImage alloc] initWithContentsOfURL:appIconURL];
if (image) {
[userNotification setValue:image forKey:@"_identityImage"];
[userNotification setValue:@(false) forKey:@"_identityImageHasBorder"];
}
}
NSArray *actions = (NSArray *)actionsRef;
if ([actions count] == 1) {
[userNotification setValue:@YES forKey:@"_showsButtons"];
userNotification.actionButtonTitle = [actions objectAtIndex:0];
} else if ([actions count] == 2) {
[userNotification setValue:@YES forKey:@"_showsButtons"];
userNotification.otherButtonTitle = [actions objectAtIndex:0];
userNotification.actionButtonTitle = [actions objectAtIndex:1];
} else if ([actions count] >= 3) {
userNotification.otherButtonTitle = [actions objectAtIndex:0];
NSArray *alternateActions = [actions subarrayWithRange:NSMakeRange(1, [actions count] - 1)];
[userNotification setValue:@YES forKey:@"_showsButtons"];
[userNotification setValue:@YES forKey:@"_alwaysShowAlternateActionMenu"];
[userNotification setValue:alternateActions forKey:@"_alternateActionButtonTitles"];
}
NSUserNotificationCenter *userNotificationCenter = [NSUserNotificationCenter defaultUserNotificationCenter];
if (debug) NSLog(@"Deliver: %@", userNotification);
NotificationDelegate *delegate = [[NotificationDelegate alloc] init];
delegate.timeout = timeout;
delegate.uuid = uuid;
userNotificationCenter.delegate = delegate;
[userNotificationCenter deliverNotification:userNotification];
[[NSRunLoop mainRunLoop] run];
return nil;
}
@implementation NotificationDelegate
- (BOOL)userNotificationCenter:(NSUserNotificationCenter *)center shouldPresentNotification:(NSUserNotification *)userNotification {
return YES;
}
- (void)remove:(NSUserNotification *)userNotification center:(NSUserNotificationCenter *)center fromActivation:(BOOL)fromActivation timedOut:(BOOL)timedOut {
dispatch_async(dispatch_get_main_queue(), ^{
[center removeDeliveredNotification:userNotification];
dispatch_async(dispatch_get_main_queue(), ^{
if (!fromActivation && !timedOut) {
[self writeResponse:@{@"action": userNotification.otherButtonTitle, @"type": @"action"}];
}
fflush(stdout);
fflush(stderr);
exit(0);
});
});
}
- (void)writeResponse:(NSDictionary *)dict {
NSData *data = [NSJSONSerialization dataWithJSONObject:dict options:0 error:nil];
if (data) {
[[NSFileHandle fileHandleWithStandardOutput] writeData:data];
fflush(stdout);
}
}
- (void)userNotificationCenter:(NSUserNotificationCenter *)center didDeliverNotification:(NSUserNotification *)userNotification {
dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
NSDate *start = [NSDate date];
BOOL timedOut = YES;
while (-[start timeIntervalSinceNow] < self.timeout) {
bool found = NO;
for (NSUserNotification *deliveredNotification in [[NSUserNotificationCenter defaultUserNotificationCenter] deliveredNotifications]) {
if ([deliveredNotification.userInfo[@"uuid"] isEqual:self.uuid]) {
[NSThread sleepForTimeInterval:0.5];
found = YES;
break;
}
}
if (!found) {
timedOut = NO;
break;
}
}
[self remove:userNotification center:center fromActivation:NO timedOut:timedOut];
});
}
- (void)userNotificationCenter:(NSUserNotificationCenter *)center didActivateNotification:(NSUserNotification *)userNotification {
// There is no easy way to determine if close button was clicked
// https://stackoverflow.com/questions/21110714/mac-os-x-nsusernotificationcenter-notification-get-dismiss-event-callback
switch (userNotification.activationType) {
case NSUserNotificationActivationTypeAdditionalActionClicked:
case NSUserNotificationActivationTypeActionButtonClicked: {
NSString *action = nil;
if ([[(NSObject*)userNotification valueForKey:@"_alternateActionButtonTitles"] count] > 1) {
NSNumber *alternateActionIndex = [(NSObject*)userNotification valueForKey:@"_alternateActionIndex"];
int actionIndex = [alternateActionIndex intValue];
action = [(NSObject*)userNotification valueForKey:@"_alternateActionButtonTitles"][actionIndex];
} else {
action = userNotification.actionButtonTitle;
}
[self writeResponse:@{@"action": action, @"type": @"action"}];
break;
}
case NSUserNotificationActivationTypeContentsClicked:
[self writeResponse:@{@"type": @"clicked"}];
break;
case NSUserNotificationActivationTypeReplied:
break;
case NSUserNotificationActivationTypeNone:
break;
}
[self remove:userNotification center:center fromActivation:YES timedOut:NO];
}
@end
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