Proyectos de Subversion Iphone Microlearning

/*

 * Copyright 2017 Google

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

#import "FirebaseMessaging/Sources/FIRMessagingUtilities.h"

#import <GoogleUtilities/GULAppEnvironmentUtil.h>

#import <GoogleUtilities/GULUserDefaults.h>

#import "FirebaseCore/Sources/Private/FirebaseCoreInternal.h"

#import "FirebaseMessaging/Sources/FIRMessagingLogger.h"

static const uint64_t kBytesToMegabytesDivisor = 1024 * 1024LL;

NSString *const kFIRMessagingInstanceIDUserDefaultsKeyLocale =

    @"com.firebase.instanceid.user_defaults.locale";  // locale key stored in GULUserDefaults

static NSString *const kFIRMessagingAPNSSandboxPrefix = @"s_";

static NSString *const kFIRMessagingAPNSProdPrefix = @"p_";

#if TARGET_OS_IOS || TARGET_OS_TV || TARGET_OS_WATCH

static NSString *const kEntitlementsAPSEnvironmentKey = @"Entitlements.aps-environment";

#else

static NSString *const kEntitlementsAPSEnvironmentKey =

    @"Entitlements.com.apple.developer.aps-environment";

#endif

static NSString *const kAPSEnvironmentDevelopmentValue = @"development";

#pragma mark - URL Helpers

NSString *FIRMessagingTokenRegisterServer() {

  return @"https://fcmtoken.googleapis.com/register";

}

#pragma mark - Time

int64_t FIRMessagingCurrentTimestampInSeconds(void) {

  return (int64_t)[[NSDate date] timeIntervalSince1970];

}

int64_t FIRMessagingCurrentTimestampInMilliseconds(void) {

  return (int64_t)(FIRMessagingCurrentTimestampInSeconds() * 1000.0);

}

#pragma mark - App Info

NSString *FIRMessagingCurrentAppVersion(void) {

  NSString *version = [[NSBundle mainBundle] infoDictionary][@"CFBundleShortVersionString"];

  if (![version length]) {

    FIRMessagingLoggerError(kFIRMessagingMessageCodeUtilities000,

                            @"Could not find current app version");

    return @"";

  }

  return version;

}

NSString *FIRMessagingBundleIDByRemovingLastPartFrom(NSString *bundleID) {

  NSString *bundleIDComponentsSeparator = @".";

  NSMutableArray<NSString *> *bundleIDComponents =

      [[bundleID componentsSeparatedByString:bundleIDComponentsSeparator] mutableCopy];

  [bundleIDComponents removeLastObject];

  return [bundleIDComponents componentsJoinedByString:bundleIDComponentsSeparator];

}

NSString *FIRMessagingAppIdentifier(void) {

  NSString *bundleID = [[NSBundle mainBundle] bundleIdentifier];

#if TARGET_OS_WATCH

  // The code is running in watchKit extension target but the actually bundleID is in the watchKit

  // target. So we need to remove the last part of the bundle ID in watchKit extension to match

  // the one in watchKit target.

  return FIRMessagingBundleIDByRemovingLastPartFrom(bundleID);

#else

  return bundleID;

#endif

}

NSString *FIRMessagingFirebaseAppID() {

  return [FIROptions defaultOptions].googleAppID;

}

uint64_t FIRMessagingGetFreeDiskSpaceInMB(void) {

  NSError *error;

  NSArray *paths =

      NSSearchPathForDirectoriesInDomains(FIRMessagingSupportedDirectory(), NSUserDomainMask, YES);

  NSDictionary *attributesMap =

      [[NSFileManager defaultManager] attributesOfFileSystemForPath:[paths lastObject]

                                                              error:&error];

  if (attributesMap) {

    uint64_t totalSizeInBytes __unused = [attributesMap[NSFileSystemSize] longLongValue];

    uint64_t freeSizeInBytes = [attributesMap[NSFileSystemFreeSize] longLongValue];

    FIRMessagingLoggerDebug(

        kFIRMessagingMessageCodeUtilities001, @"Device has capacity %llu MB with %llu MB free.",

        totalSizeInBytes / kBytesToMegabytesDivisor, freeSizeInBytes / kBytesToMegabytesDivisor);

    return ((double)freeSizeInBytes) / kBytesToMegabytesDivisor;

  } else {

    FIRMessagingLoggerError(kFIRMessagingMessageCodeUtilities002,

                            @"Error in retreiving device's free memory %@", error);

    return 0;

  }

}

NSSearchPathDirectory FIRMessagingSupportedDirectory(void) {

#if TARGET_OS_TV

  return NSCachesDirectory;

#else

  return NSApplicationSupportDirectory;

#endif

}

#pragma mark - Locales

NSDictionary *FIRMessagingFirebaselocalesMap(void) {

  return @{

    // Albanian

    @"sq" : @[ @"sq_AL" ],

    // Belarusian

    @"be" : @[ @"be_BY" ],

    // Bulgarian

    @"bg" : @[ @"bg_BG" ],

    // Catalan

    @"ca" : @[ @"ca", @"ca_ES" ],

    // Croatian

    @"hr" : @[ @"hr", @"hr_HR" ],

    // Czech

    @"cs" : @[ @"cs", @"cs_CZ" ],

    // Danish

    @"da" : @[ @"da", @"da_DK" ],

    // Estonian

    @"et" : @[ @"et_EE" ],

    // Finnish

    @"fi" : @[ @"fi", @"fi_FI" ],

    // Hebrew

    @"he" : @[ @"he", @"iw_IL" ],

    // Hindi

    @"hi" : @[ @"hi_IN" ],

    // Hungarian

    @"hu" : @[ @"hu", @"hu_HU" ],

    // Icelandic

    @"is" : @[ @"is_IS" ],

    // Indonesian

    @"id" : @[ @"id", @"in_ID", @"id_ID" ],

    // Irish

    @"ga" : @[ @"ga_IE" ],

    // Korean

    @"ko" : @[ @"ko", @"ko_KR", @"ko-KR" ],

    // Latvian

    @"lv" : @[ @"lv_LV" ],

    // Lithuanian

    @"lt" : @[ @"lt_LT" ],

    // Macedonian

    @"mk" : @[ @"mk_MK" ],

    // Malay

    @"ms" : @[ @"ms_MY" ],

    // Maltese

    @"mt" : @[ @"mt_MT" ],

    // Polish

    @"pl" : @[ @"pl", @"pl_PL", @"pl-PL" ],

    // Romanian

    @"ro" : @[ @"ro", @"ro_RO" ],

    // Russian

    @"ru" : @[ @"ru_RU", @"ru", @"ru_BY", @"ru_KZ", @"ru-RU" ],

    // Slovak

    @"sk" : @[ @"sk", @"sk_SK" ],

    // Slovenian

    @"sl" : @[ @"sl_SI" ],

    // Swedish

    @"sv" : @[ @"sv", @"sv_SE", @"sv-SE" ],

    // Turkish

    @"tr" : @[ @"tr", @"tr-TR", @"tr_TR" ],

    // Ukrainian

    @"uk" : @[ @"uk", @"uk_UA" ],

    // Vietnamese

    @"vi" : @[ @"vi", @"vi_VN" ],

    // The following are groups of locales or locales that sub-divide a

    // language).

    // Arabic

    @"ar" : @[

      @"ar",    @"ar_DZ", @"ar_BH", @"ar_EG", @"ar_IQ", @"ar_JO", @"ar_KW",

      @"ar_LB", @"ar_LY", @"ar_MA", @"ar_OM", @"ar_QA", @"ar_SA", @"ar_SD",

      @"ar_SY", @"ar_TN", @"ar_AE", @"ar_YE", @"ar_GB", @"ar-IQ", @"ar_US"

    ],

    // Simplified Chinese

    @"zh_Hans" : @[ @"zh_CN", @"zh_SG", @"zh-Hans" ],

    // Traditional Chinese

    @"zh_Hant" : @[ @"zh_HK", @"zh_TW", @"zh-Hant", @"zh-HK", @"zh-TW" ],

    // Dutch

    @"nl" : @[ @"nl", @"nl_BE", @"nl_NL", @"nl-NL" ],

    // English

    @"en" : @[

      @"en",    @"en_AU", @"en_CA", @"en_IN", @"en_IE", @"en_MT", @"en_NZ", @"en_PH",

      @"en_SG", @"en_ZA", @"en_GB", @"en_US", @"en_AE", @"en-AE", @"en_AS", @"en-AU",

      @"en_BD", @"en-CA", @"en_EG", @"en_ES", @"en_GB", @"en-GB", @"en_HK", @"en_ID",

      @"en-IN", @"en_NG", @"en-PH", @"en_PK", @"en-SG", @"en-US"

    ],

    // French

    @"fr" :

        @[ @"fr", @"fr_BE", @"fr_CA", @"fr_FR", @"fr_LU", @"fr_CH", @"fr-CA", @"fr-FR", @"fr_MA" ],

    // German

    @"de" : @[ @"de", @"de_AT", @"de_DE", @"de_LU", @"de_CH", @"de-DE" ],

    // Greek

    @"el" : @[ @"el", @"el_CY", @"el_GR" ],

    // Italian

    @"it" : @[ @"it", @"it_IT", @"it_CH", @"it-IT" ],

    // Japanese

    @"ja" : @[ @"ja", @"ja_JP", @"ja_JP_JP", @"ja-JP" ],

    // Norwegian

    @"no" : @[ @"nb", @"no_NO", @"no_NO_NY", @"nb_NO" ],

    // Brazilian Portuguese

    @"pt_BR" : @[ @"pt_BR", @"pt-BR" ],

    // European Portuguese

    @"pt_PT" : @[ @"pt", @"pt_PT", @"pt-PT" ],

    // Serbian

    @"sr" : @[ @"sr_BA", @"sr_ME", @"sr_RS", @"sr_Latn_BA", @"sr_Latn_ME", @"sr_Latn_RS" ],

    // European Spanish

    @"es_ES" : @[ @"es", @"es_ES", @"es-ES" ],

    // Mexican Spanish

    @"es_MX" : @[ @"es-MX", @"es_MX", @"es_US", @"es-US" ],

    // Latin American Spanish

    @"es_419" : @[

      @"es_AR", @"es_BO", @"es_CL", @"es_CO", @"es_CR", @"es_DO", @"es_EC",

      @"es_SV", @"es_GT", @"es_HN", @"es_NI", @"es_PA", @"es_PY", @"es_PE",

      @"es_PR", @"es_UY", @"es_VE", @"es-AR", @"es-CL", @"es-CO"

    ],

    // Thai

    @"th" : @[ @"th", @"th_TH", @"th_TH_TH" ],

  };

}

NSArray *FIRMessagingFirebaseLocales(void) {

  NSMutableArray *locales = [NSMutableArray array];

  NSDictionary *localesMap = FIRMessagingFirebaselocalesMap();

  for (NSString *key in localesMap) {

    [locales addObjectsFromArray:localesMap[key]];

  }

  return locales;

}

NSString *FIRMessagingCurrentLocale() {

  NSArray *locales = FIRMessagingFirebaseLocales();

  NSArray *preferredLocalizations =

      [NSBundle preferredLocalizationsFromArray:locales

                                 forPreferences:[NSLocale preferredLanguages]];

  NSString *legalDocsLanguage = [preferredLocalizations firstObject];

  // Use en as the default language

  return legalDocsLanguage ? legalDocsLanguage : @"en";

}

BOOL FIRMessagingHasLocaleChanged() {

  NSString *lastLocale = [[GULUserDefaults standardUserDefaults]

      stringForKey:kFIRMessagingInstanceIDUserDefaultsKeyLocale];

  NSString *currentLocale = FIRMessagingCurrentLocale();

  if (lastLocale) {

    if ([currentLocale isEqualToString:lastLocale]) {

      return NO;

    }

  }

  return YES;

}

NSString *FIRMessagingStringForAPNSDeviceToken(NSData *deviceToken) {

  NSMutableString *APNSToken = [NSMutableString string];

  unsigned char *bytes = (unsigned char *)[deviceToken bytes];

  for (int i = 0; i < (int)deviceToken.length; i++) {

    [APNSToken appendFormat:@"%02x", bytes[i]];

  }

  return APNSToken;

}

NSString *FIRMessagingAPNSTupleStringForTokenAndServerType(NSData *deviceToken, BOOL isSandbox) {

  if (deviceToken == nil) {

    // A nil deviceToken leads to an invalid tuple string, so return nil.

    return nil;

  }

  NSString *prefix = isSandbox ? kFIRMessagingAPNSSandboxPrefix : kFIRMessagingAPNSProdPrefix;

  NSString *APNSString = FIRMessagingStringForAPNSDeviceToken(deviceToken);

  NSString *APNSTupleString = [NSString stringWithFormat:@"%@%@", prefix, APNSString];

  return APNSTupleString;

}

BOOL FIRMessagingIsProductionApp(void) {

  const BOOL defaultAppTypeProd = YES;

  NSError *error = nil;

  if ([GULAppEnvironmentUtil isSimulator]) {

    FIRMessagingLoggerError(kFIRMessagingMessageCodeInstanceID014,

                            @"Running InstanceID on a simulator doesn't have APNS. "

                            @"Use prod profile by default.");

    return defaultAppTypeProd;

  }

  if ([GULAppEnvironmentUtil isFromAppStore]) {

    // Apps distributed via AppStore or TestFlight use the Production APNS certificates.

    return defaultAppTypeProd;

  }

#if TARGET_OS_OSX || TARGET_OS_MACCATALYST

  NSString *path = [[[[NSBundle mainBundle] resourcePath] stringByDeletingLastPathComponent]

      stringByAppendingPathComponent:@"embedded.provisionprofile"];

#elif TARGET_OS_IOS || TARGET_OS_TV || TARGET_OS_WATCH

  NSString *path = [[[NSBundle mainBundle] bundlePath]

      stringByAppendingPathComponent:@"embedded.mobileprovision"];

#endif

  if ([GULAppEnvironmentUtil isAppStoreReceiptSandbox] && !path.length) {

    // Distributed via TestFlight

    return defaultAppTypeProd;

  }

  NSMutableData *profileData = [NSMutableData dataWithContentsOfFile:path options:0 error:&error];

  if (!profileData.length || error) {

    NSString *errorString =

        [NSString stringWithFormat:@"Error while reading embedded mobileprovision %@", error];

    FIRMessagingLoggerError(kFIRMessagingMessageCodeInstanceID014, @"%@", errorString);

    return defaultAppTypeProd;

  }

  // The "embedded.mobileprovision" sometimes contains characters with value 0, which signals the

  // end of a c-string and halts the ASCII parser, or with value > 127, which violates strict 7-bit

  // ASCII. Replace any 0s or invalid characters in the input.

  uint8_t *profileBytes = (uint8_t *)profileData.bytes;

  for (int i = 0; i < profileData.length; i++) {

    uint8_t currentByte = profileBytes[i];

    if (!currentByte || currentByte > 127) {

      profileBytes[i] = '.';

    }

  }

  NSString *embeddedProfile = [[NSString alloc] initWithBytesNoCopy:profileBytes

                                                             length:profileData.length

                                                           encoding:NSASCIIStringEncoding

                                                       freeWhenDone:NO];

  if (error || !embeddedProfile.length) {

    NSString *errorString =

        [NSString stringWithFormat:@"Error while reading embedded mobileprovision %@", error];

    FIRMessagingLoggerError(kFIRMessagingMessageCodeInstanceID014, @"%@", errorString);

    return defaultAppTypeProd;

  }

  NSScanner *scanner = [NSScanner scannerWithString:embeddedProfile];

  NSString *plistContents;

  if ([scanner scanUpToString:@"<plist" intoString:nil]) {

    if ([scanner scanUpToString:@"</plist>" intoString:&plistContents]) {

      plistContents = [plistContents stringByAppendingString:@"</plist>"];

    }

  }

  if (!plistContents.length) {

    return defaultAppTypeProd;

  }

  NSData *data = [plistContents dataUsingEncoding:NSUTF8StringEncoding];

  if (!data.length) {

    FIRMessagingLoggerError(kFIRMessagingMessageCodeInstanceID014,

                            @"Couldn't read plist fetched from embedded mobileprovision");

    return defaultAppTypeProd;

  }

  NSError *plistMapError;

  id plistData = [NSPropertyListSerialization propertyListWithData:data

                                                           options:NSPropertyListImmutable

                                                            format:nil

                                                             error:&plistMapError];

  if (plistMapError || ![plistData isKindOfClass:[NSDictionary class]]) {

    NSString *errorString =

        [NSString stringWithFormat:@"Error while converting assumed plist to dict %@",

                                   plistMapError.localizedDescription];

    FIRMessagingLoggerError(kFIRMessagingMessageCodeInstanceID014, @"%@", errorString);

    return defaultAppTypeProd;

  }

  NSDictionary *plistMap = (NSDictionary *)plistData;

  if ([plistMap valueForKeyPath:@"ProvisionedDevices"]) {

    FIRMessagingLoggerDebug(kFIRMessagingMessageCodeInstanceID012,

                            @"Provisioning profile has specifically provisioned devices, "

                            @"most likely a Dev profile.");

  }

  NSString *apsEnvironment = [plistMap valueForKeyPath:kEntitlementsAPSEnvironmentKey];

  NSString *debugString __unused =

      [NSString stringWithFormat:@"APNS Environment in profile: %@", apsEnvironment];

  FIRMessagingLoggerDebug(kFIRMessagingMessageCodeInstanceID013, @"%@", debugString);

  // No aps-environment in the profile.

  if (!apsEnvironment.length) {

    FIRMessagingLoggerError(kFIRMessagingMessageCodeInstanceID014,

                            @"No aps-environment set. If testing on a device APNS is not "

                            @"correctly configured. Please recheck your provisioning "

                            @"profiles. If testing on a simulator this is fine since APNS "

                            @"doesn't work on the simulator.");

    return defaultAppTypeProd;

  }

  if ([apsEnvironment isEqualToString:kAPSEnvironmentDevelopmentValue]) {

    return NO;

  }

  return defaultAppTypeProd;

}

BOOL FIRMessagingIsSandboxApp(void) {

  static BOOL isSandboxApp = YES;

  static dispatch_once_t onceToken;

  dispatch_once(&onceToken, ^{

    isSandboxApp = !FIRMessagingIsProductionApp();

  });

  return isSandboxApp;

}