判断iOS系统的Model

获取iOS系统的Model   （参考网址:https://www.theiphonewiki.com/wiki/Models）

+ (NSString *)getModel{
    struct utsname systemInfo;    uname(&systemInfo);    NSString *platform = [NSString stringWithCString:systemInfo.machine encoding:NSASCIIStringEncoding];    NSLog(@"platform:%@",platform);    if ([platform isEqualToString:@"iPhone1,1"]) return @"iPhone 2G";    if ([platform isEqualToString:@"iPhone1,2"]) return @"iPhone 3G";    if ([platform isEqualToString:@"iPhone2,1"]) return @"iPhone 3GS";    if ([platform isEqualToString:@"iPhone3,1"]) return @"iPhone 4";    if ([platform isEqualToString:@"iPhone3,2"]) return @"iPhone 4";    if ([platform isEqualToString:@"iPhone3,3"]) return @"iPhone 4";    if ([platform isEqualToString:@"iPhone4,1"]) return @"iPhone 4S";    if ([platform isEqualToString:@"iPhone5,1"]) return @"iPhone 5";    if ([platform isEqualToString:@"iPhone5,2"]) return @"iPhone 5";    if ([platform isEqualToString:@"iPhone5,3"]) return @"iPhone 5c";    if ([platform isEqualToString:@"iPhone5,4"]) return @"iPhone 5c";    if ([platform isEqualToString:@"iPhone6,1"]) return @"iPhone 5s";    if ([platform isEqualToString:@"iPhone6,2"]) return @"iPhone 5s";    if ([platform isEqualToString:@"iPhone7,1"]) return @"iPhone 6 Plus";    if ([platform isEqualToString:@"iPhone7,2"]) return @"iPhone 6";    if ([platform isEqualToString:@"iPhone8,1"]) return @"iPhone 6s";    if ([platform isEqualToString:@"iPhone8,2"]) return @"iPhone 6s Plus";    if ([platform isEqualToString:@"iPhone8,4"]) return @"iPhone SE";    if ([platform isEqualToString:@"iPhone9,1"]) return @"iPhone 7 (CDMA)";    if ([platform isEqualToString:@"iPhone9,2"]) return @"iPhone 7 Plus (CDMA)";    if ([platform isEqualToString:@"iPhone9,3"])    return @"iPhone 7 (GSM)";    if ([platform isEqualToString:@"iPhone9,4"]) return @"iPhone 7 Plus (GSM)";    if ([platform isEqualToString:@"iPhone10,1"]) return @"iPhone 8";    if ([platform isEqualToString:@"iPhone10,4"]) return @"iPhone 8";    if ([platform isEqualToString:@"iPhone10,2"]) return @"iPhone 8 Plus";    if ([platform isEqualToString:@"iPhone10,5"]) return @"iPhone 8 Plus";    if ([platform isEqualToString:@"iPhone10,3"]) return @"iPhone X";    if ([platform isEqualToString:@"iPhone10,6"]) return @"iPhone X";    if ([platform isEqualToString:@"iPod1,1"])   return @"iPod Touch 1G";    if ([platform isEqualToString:@"iPod2,1"])   return @"iPod Touch 2G";    if ([platform isEqualToString:@"iPod3,1"])   return @"iPod Touch 3G";    if ([platform isEqualToString:@"iPod4,1"])   return @"iPod Touch 4G";    if ([platform isEqualToString:@"iPod5,1"])   return @"iPod Touch 5G";    if ([platform isEqualToString:@"iPod7,1"])   return @"iPod Touch 6G";    if ([platform isEqualToString:@"iPad1,1"])   return @"iPad 1G";    if ([platform isEqualToString:@"iPad2,1"])   return @"iPad 2 (WiFi)";    if ([platform isEqualToString:@"iPad2,2"])   return @"iPad 2 (GSM)";    if ([platform isEqualToString:@"iPad2,3"])   return @"iPad 2 (CDMA)";    if ([platform isEqualToString:@"iPad2,4"])   return @"iPad 2 (WiFi)";    if ([platform isEqualToString:@"iPad2,5"])   return @"iPad Mini 1G (WiFi)";    if ([platform isEqualToString:@"iPad2,6"])   return @"iPad Mini 1G (GSM)";    if ([platform isEqualToString:@"iPad2,7"])   return @"iPad Mini 1G (CDMA)";    if ([platform isEqualToString:@"iPad3,1"])   return @"iPad 3 (WiFi)";    if ([platform isEqualToString:@"iPad3,2"])   return @"iPad 3 (CDMA)";    if ([platform isEqualToString:@"iPad3,3"])   return @"iPad 3 (4G)";    if ([platform isEqualToString:@"iPad3,4"])   return @"iPad 4 (WiFi)";    if ([platform isEqualToString:@"iPad3,5"])   return @"iPad 4 (4G)";    if ([platform isEqualToString:@"iPad3,6"])   return @"iPad 4 (CDMA)";    if ([platform isEqualToString:@"iPad4,1"])   return @"iPad Air";    if ([platform isEqualToString:@"iPad4,2"])   return @"iPad Air";    if ([platform isEqualToString:@"iPad4,3"])   return @"iPad Air";    if ([platform isEqualToString:@"iPad4,4"])   return @"iPad Mini 2G";    if ([platform isEqualToString:@"iPad4,5"])   return @"iPad Mini 2G";    if ([platform isEqualToString:@"iPad4,6"])   return @"iPad Mini 2G";    if ([platform isEqualToString:@"iPad4,7"])   return @"iPad Mini 3";    if ([platform isEqualToString:@"iPad4,8"])   return @"iPad Mini 3";    if ([platform isEqualToString:@"iPad4,9"])   return @"iPad Mini 3";    if ([platform isEqualToString:@"iPad5,1"])   return @"iPad Mini 4";    if ([platform isEqualToString:@"iPad5,2"])   return @"iPad Mini 4";    if ([platform isEqualToString:@"iPad5,3"])   return @"iPad Air 2";    if ([platform isEqualToString:@"iPad5,4"])   return @"iPad Air 2";    if ([platform isEqualToString:@"iPad6,3"])   return @"iPad Pro (9.7 inch)";    if ([platform isEqualToString:@"iPad6,4"])   return @"iPad Pro (9.7 inch)";    if ([platform isEqualToString:@"iPad6,7"])   return @"iPad Pro (12.9 inch)";    if ([platform isEqualToString:@"iPad6,8"])   return @"iPad Pro (12.9 inch)";    if ([platform isEqualToString:@"iPad6,11"])   return @"iPad(5th generation)";    if ([platform isEqualToString:@"iPad6,12"])   return @"iPad(5th generation)";    if ([platform isEqualToString:@"iPad7,1"])   return @"iPad Pro(12.9-inch,2nd generation)";    if ([platform isEqualToString:@"iPad7,2"])   return @"iPad Pro(12.9-inch,2nd generation)";    if ([platform isEqualToString:@"iPad7,3"])   return @"iPad Pro(10.5-inch,2nd generation)";    if ([platform isEqualToString:@"iPad7,4"])   return @"iPad Pro(10.5-inch,2nd generation)";    if ([platform isEqualToString:@"i386"])      return @"iPhone Simulator";    if ([platform isEqualToString:@"x86_64"])    return @"iPhone Simulator";    return platform;
}

获取运营商信息

+ (NSString *)getCarrierName{
    CTTelephonyNetworkInfo *telephonyInfo = [[CTTelephonyNetworkInfo alloc] init];
    CTCarrier *carrier = [telephonyInfo subscriberCellularProvider];
    NSString *currentCountry = [carrier carrierName];
    NSLog(@"[carrier carrierName]==%@,[carrier mobileCountryCode]==%@,[carrier mobileNetworkCode]==%@,[carrier isoCountryCode]==%@,[carrier allowsVOIP]==%d",[carrier carrierName],[carrier mobileCountryCode],[carrier mobileNetworkCode],[carrier isoCountryCode],[carrier allowsVOIP]);
    if ([currentCountry isKindOfClass:[NSNull class]]||[currentCountry isEmpty]) {
        currentCountry = @"";
    }
    return currentCountry;
}