Support for NFCActivator

Headers/NFBackgroundTagReadingManager.h

@@ -1,5 +1,6 @@
 #import "NBETagLockProvider/NBETagLockProvider.h"
 #import "NBETagLockProvider/NBETagRemovalProtocol.h"
+#import "NFTagInternal.h"
 
 @interface NFBackgroundTagReadingManager <NBETagRemovalProtocol> {
 	NFDriverWrapper *_driverWrapper;
@@ -9,7 +10,8 @@
 - (id)initWithQueue:(id)arg1 driverWrapper:(id)arg2 lpcdHWSupport:(bool)arg3;
 - (void)didScreenStateChange:(bool)arg1;
 - (bool)updateAirplaneMode;
+- (id)_readNDEFFromTag:(NFTagInternal *)tag;
 
 #pragma mark NBETagRemovalProtocol
 - (void)tagPresenceRemoved;
-@end
+@end

Headers/NFCNDEFMessage.h

@@ -0,0 +1,4 @@
+@interface NFCNDEFMessage : NSObject
+@property (nonatomic,copy) NSArray *records;
+-(id)initWithNFNdefMessage:(id)message;
+@end

Headers/NFCNDEFPayload.h

@@ -0,0 +1,5 @@
+@interface NFCNDEFPayload : NSObject
+@property (nonatomic,copy) NSData *type;                               //@synthesize type=_type - In the implementation block
+@property (nonatomic,copy) NSData *identifier;                         //@synthesize identifier=_identifier - In the implementation block
+@property (nonatomic,copy) NSData *payload;                            //@synthesize payload=_payload - In the implementation block
+@end

Headers/NFTagInternal.h

@@ -0,0 +1,3 @@
+@interface NFTagInternal
+@property (nonatomic,copy,readonly) NSData *tagID;
+@end

Makefile

@@ -1,3 +1,4 @@
+export DEBUG = 0
 export FINALPACKAGE = 1
 
 export TARGET = iphone:clang:11.2:latest
@@ -9,8 +10,9 @@ include $(THEOS)/makefiles/common.mk
 
 TWEAK_NAME = NFCBackgroundEnabler
 
-NFCBackgroundEnabler_FILES = Tweak.xm NBETagLockProvider/NBETagLockProvider.mm
+NFCBackgroundEnabler_FILES = Tweak.xm NBETagLockProvider/NBETagLockProvider.mm NSData+Conversion.m
 NFCBackgroundEnabler_CFLAGS = -fobjc-arc
+NFCBackgroundEnabler_FRAMEWORKS = CoreNFC
 
 include $(THEOS_MAKE_PATH)/tweak.mk
 SUBPROJECTS += nfcbackgroundenablerpreferences

NSData+Conversion.h

@@ -0,0 +1,8 @@
+#import <Foundation/Foundation.h>
+
+@interface NSData (NSData_Conversion)
+
+#pragma mark - String Conversion
+- (NSString *)hexadecimalString;
+
+@end

NSData+Conversion.m

@@ -0,0 +1,23 @@
+#import "NSData+Conversion.h"
+
+@implementation NSData (NSData_Conversion)
+
+#pragma mark - String Conversion
+- (NSString *)hexadecimalString {
+    /* Returns hexadecimal string of NSData. Empty string if data is empty.   */
+
+    const unsigned char *dataBuffer = (const unsigned char *)[self bytes];
+
+    if (!dataBuffer)
+        return [NSString string];
+
+    NSUInteger          dataLength  = [self length];
+    NSMutableString     *hexString  = [NSMutableString stringWithCapacity:(dataLength * 2)];
+
+    for (int i = 0; i < dataLength; ++i)
+        [hexString appendString:[NSString stringWithFormat:@"%02lx", (unsigned long)dataBuffer[i]]];
+
+    return [NSString stringWithString:hexString];
+}
+
+@end

Tweak.xm

@@ -2,8 +2,14 @@
 #import "Headers/NFDriverWrapper.h"
 #import "Headers/NFTimer.h"
 #import "Headers/NFTag.h"
+#import "Headers/NFTagInternal.h"
+#import "Headers/NFCNDEFMessage.h"
+#import "Headers/NFCNDEFPayload.h"
 #import "NBETagLockProvider/NBETagLockProvider.h"
 #import "NBETagLockProvider/NBETagRemovalProtocol.h"
+#import "NSData+Conversion.h"
+
+extern "C" CFNotificationCenterRef CFNotificationCenterGetDistributedCenter(void);
 
 float protectionTime = 2;
 float debounceTime = 1;
@@ -72,14 +78,35 @@ bool tagLockEnable = YES;
 
 	if (tagLockEnable) {
 		self.tagLockProvider.debounceTime = debounceTime;
-		if (![self.tagLockProvider shouldSkipTag:tags[0]]) {
-			%orig;
-		}
-	}
-	else {
-		%orig;
+        if ([self.tagLockProvider shouldSkipTag:tags[0]]) return;
 	}
-
+
+    %orig;
+
+    if ([[NSFileManager defaultManager] fileExistsAtPath:@"/Library/MobileSubstrate/DynamicLibraries/NFCActivator.dylib"]){
+        NSMutableArray *compiledData = [[NSMutableArray alloc] init];
+        for (NFTagInternal *tag in tags) {
+            NSString *uid = [tag.tagID hexadecimalString];
+
+            NSMutableArray *records = [[NSMutableArray alloc] init];
+            [self _readNDEFFromTag:tag];
+            id messageInternal = [self _readNDEFFromTag:tag];
+            NFCNDEFMessage *ndefMessage = [[NFCNDEFMessage alloc] initWithNFNdefMessage: messageInternal];
+            for(NFCNDEFPayload *payload in ndefMessage.records) {
+                NSString *payloadData = [[NSString alloc] initWithData:payload.payload encoding:NSUTF8StringEncoding];
+                NSString *type = [[NSString alloc] initWithData:payload.type encoding:NSUTF8StringEncoding];
+                [records addObject:@{@"payload" : payloadData, @"type" : type}];
+            }
+
+            [compiledData addObject:@{@"uid" : uid, @"records" : [records copy]}];
+        }
+
+        dispatch_async(dispatch_get_main_queue(), ^{
+            CFDictionaryRef userInfo = (__bridge CFDictionaryRef)@{@"data" : [compiledData copy]};
+            CFNotificationCenterRef center = CFNotificationCenterGetDistributedCenter();
+            CFNotificationCenterPostNotification(center, CFSTR("nfcbackground.newtag"), NULL, userInfo, TRUE);
+        });
+    }
 }
 
 - (bool)updateAirplaneMode {
@@ -150,4 +177,4 @@ static void reloadPreferences() {
 		NULL,
 		CFNotificationSuspensionBehaviorCoalesce
 	);
-}
+}

control

@@ -1,7 +1,7 @@
 Package: com.haotestlabs.nfcbackgroundenabler
 Name: NFCBackgroundEnabler
 Depends: mobilesubstrate
-Version: 1.2.0.0
+Version: 1.2.0.1
 Architecture: iphoneos-arm
 Description: Enables native background NFC detection on iPhones.
 Maintainer: ArandomDev <Haow6449@gmail.com>