BTHLABS-58: Share Extension in Apple Apps

2025-10-04 08:02:13 +02:00
parent 0c12f52569
commit 99e9226338
122 changed files with 5488 additions and 411 deletions
--- a/(App)/HPCredentialsHelper.m
+++ b/(App)/HPCredentialsHelper.m
@@ -0,0 +1,218 @@
+//
+//  HPCredentialsHelper.m
+//  HotPocket
+//
+//  Created by Tomek Wójcik on 19/09/2025.
+//
+
+#import <Security/Security.h>
+
+#import "HPCredentialsHelper.h"
+
+@implementation HPCredentials
+
+#pragma mark - HPCredentials implementation
+
+-(id)init {
+    if (self = [super init]) {
+        self.baseURL = nil;
+        self.accessToken = nil;
+    }
+    
+    return self;
+}
+
+-(BOOL)usable {
+    return (self.baseURL != nil && self.accessToken != nil);
+}
+
+-(NSURL *)rpcURL {
+    return [NSURL URLWithString:self.baseURL];
+}
+
+-(NSString *)description {
+    NSMutableDictionary *attributes = [NSMutableDictionary dictionaryWithCapacity:2];
+    
+    if (self.baseURL == nil) {
+        [attributes setValue:@"(null)" forKey:@"baseURL"];
+    } else {
+        [attributes setValue:self.baseURL forKey:@"baseURL"];
+    }
+    
+    if (self.accessToken == nil) {
+        [attributes setValue:@"(null)" forKey:@"accessToken"];
+    } else {
+        [attributes setValue:@"***" forKey:@"accessToken"];
+    }
+    
+    return [NSString stringWithFormat:@"<%@: %p; %@>", NSStringFromClass([self class]), self, attributes];
+}
+
+@end
+
+@implementation HPCredentialsHelper (HPCredentialsHelperPrivate)
+
+#pragma mark - Private interface
+
+-(NSString *)getService {
+#ifdef DEBUG
+    return @"pl.bthlabs.HotPocket.Debug";
+#else
+    return @"pl.bthlabs.HotPocket";
+#endif
+}
+
+-(NSData *)getKeychainItem:(NSString *)service account:(NSString *)account {
+    if (service == nil || account == nil) {
+        return nil;
+    }
+    
+    NSDictionary *query = @{
+        (__bridge id)kSecClass: (__bridge id)kSecClassGenericPassword,
+        (__bridge id)kSecAttrService: service,
+        (__bridge id)kSecAttrAccount: account,
+        (__bridge id)kSecReturnData: @YES,
+        (__bridge id)kSecMatchLimit: (__bridge id)kSecMatchLimitOne,
+        (__bridge id)kSecAttrAccessGroup: @"648728X64K.pl.bthlabs.HotPocketShared",
+        (__bridge id)kSecUseDataProtectionKeychain: @YES,
+    };
+    
+    CFTypeRef resultData = NULL;
+    OSStatus status = SecItemCopyMatching((__bridge CFDictionaryRef)query, &resultData);
+    
+    if (status == errSecSuccess && resultData != NULL) {
+        NSData *result = (__bridge_transfer NSData *)resultData;
+        return result;
+    } else {
+        CFStringRef statusStringRef = SecCopyErrorMessageString(status, NULL);
+        NSString *statusString = (__bridge NSString *)statusStringRef;
+        NSLog(@"-[HPCredentialsHelper getKeychainItem:account:] service=`%@` account=`%@` status=%@", service, account, statusString);
+        return nil;
+    }
+}
+
+-(BOOL)createKeychainItemWithValue:(NSData *)value service:(NSString *)service account:(NSString *)account {
+    if (value == nil || service == nil || account == nil) {
+        return NO;
+    }
+    
+    NSDictionary *attributes = @{
+        (__bridge id)kSecClass: (__bridge id)kSecClassGenericPassword,
+        (__bridge id)kSecAttrService: service,
+        (__bridge id)kSecAttrAccount: account,
+        (__bridge id)kSecValueData: value,
+        (__bridge id)kSecAttrAccessGroup: @"648728X64K.pl.bthlabs.HotPocketShared",
+        (__bridge id)kSecUseDataProtectionKeychain: @YES,
+    };
+
+    OSStatus status = SecItemAdd((__bridge CFDictionaryRef)attributes, NULL);
+    
+    if (status != errSecSuccess) {
+        CFStringRef statusStringRef = SecCopyErrorMessageString(status, NULL);
+        NSString *statusString = (__bridge NSString *)statusStringRef;
+        NSLog(@"-[HPCredentialsHelper createKeychainItemWithValue:service:account:] service=`%@` account=`%@` status=%@", service, account, statusString);
+        return NO;
+    }
+    
+    return YES;
+}
+
+-(BOOL)deleteKeychainItem:(NSString *)service account:(NSString *)account {
+    if (service == nil || account == nil) {
+        return NO;
+    }
+    
+    NSDictionary *query = @{
+        (__bridge id)kSecClass: (__bridge id)kSecClassGenericPassword,
+        (__bridge id)kSecAttrService: service,
+        (__bridge id)kSecAttrAccount: account,
+        (__bridge id)kSecAttrAccessGroup: @"648728X64K.pl.bthlabs.HotPocketShared",
+        (__bridge id)kSecUseDataProtectionKeychain: @YES,
+    };
+    
+    OSStatus status = SecItemDelete((__bridge CFDictionaryRef)query);
+    
+    if (status != errSecSuccess) {
+        CFStringRef statusStringRef = SecCopyErrorMessageString(status, NULL);
+        NSString *statusString = (__bridge NSString *)statusStringRef;
+        NSLog(@"-[HPCredentialsHelper deleteKeychainItem:account:] service=`%@` account=`%@` status=%@", service, account, statusString);
+        return NO;
+    }
+    
+    return YES;
+}
+
+@end
+
+@implementation HPCredentialsHelper
+
+#pragma mark - Initialization
+
+(instancetype)sharedHelper {
+    static HPCredentialsHelper *sharedInstance = nil;
+    static dispatch_once_t initToken;
+    dispatch_once(&initToken, ^{
+        sharedInstance = [[self alloc] init];
+    });
+    
+    return sharedInstance;
+}
+
+#pragma mark - Public interface
+
+-(HPCredentials *)getCredentials {
+    HPCredentials *result = [[HPCredentials alloc] init];
+    
+    NSData *itemData = [self getKeychainItem:[self getService] account:@"RPC"];
+    if (itemData != nil) {
+        NSError *error;
+        NSDictionary *itemPayload = [NSJSONSerialization JSONObjectWithData:itemData
+                                                                         options:NSJSONReadingTopLevelDictionaryAssumed
+                                                                           error:&error];
+        
+        if (error != nil) {
+            NSLog(@"-[HPCredentialsHalper getCredentials] error=`%@`", error);
+        } else if (itemPayload != nil) {
+            result.baseURL = [itemPayload valueForKey:@"baseURL"];
+            result.accessToken = [itemPayload valueForKey:@"accessToken"];
+        }
+    }
+    
+    return result;
+}
+
+-(BOOL)saveCredentials:(NSString *)baseURL accessToken:(NSString *)accessToken {
+    NSMutableDictionary *itemPayload = [NSMutableDictionary dictionaryWithCapacity:2];
+    
+    if (baseURL != nil) {
+        [itemPayload setValue:baseURL forKey:@"baseURL"];
+    }
+    
+    if (accessToken != nil) {
+        [itemPayload setValue:accessToken forKey:@"accessToken"];
+    }
+    
+    NSError *error;
+    NSData *itemData = [NSJSONSerialization dataWithJSONObject:itemPayload options:0 error:&error];
+    
+    if (error != nil) {
+        NSLog(@"-[HPCredentialsHalper saveCredentials:accessToken:] error=`%@`", error);
+        return NO;
+    }
+    
+    BOOL saveResult = [self createKeychainItemWithValue:itemData service:[self getService] account:@"RPC"];
+    
+    [[NSNotificationCenter defaultCenter] postNotificationName:@"HPCredentialsChanged" object:self];
+    
+    return saveResult;
+}
+
+-(BOOL)clearCredentials {
+    BOOL deleteResult = [self deleteKeychainItem:[self getService] account:@"RPC"];
+    
+    [[NSNotificationCenter defaultCenter] postNotificationName:@"HPCredentialsChanged" object:self];
+    
+    return deleteResult;
+}
+
+@end