EDDeviceHardwarePlugin ( a cordova plugin to get info about the device )

EDDeviceHardwarePlugin.h

#import <Cordova/CDVPlugin.h>

@interface EDDeviceHardwarePlugin : CDVPlugin

-(void)getPlatform:(NSMutableArray*)arguments withDict:(NSMutableDictionary*)options;

-(void)getPlatformString(NSMutableArray*)arguments withDict:(NSMutableDictionary*)options;

@end

EDDeviceHardwarePlugin.m

#import "EDDeviceHardwarePlugin.h"
#include <sys/types.h>
#include <sys/sysctl.h>

@implementation EDDeviceHardwarePlugin

-(void)getPlatform:(NSMutableArray*)arguments withDict:(NSMutableDictionary*)options{
  
  NSString *callBackID = arguments[0];
  size_t size;
  sysctlbyname("hw.machine", NULL, &size, NULL, 0);
  char *machine = malloc(size);
  sysctlbyname("hw.machine", machine, &size, NULL, 0);
  NSString *platform = [NSString stringWithUTF8String:machine];
  free(machine);

  CDVPluginResult *pluginResult = [CDVPluginResult resultWithStatus:CDVCommandStatus_OK messageAsString:platform];
  NSString *jScript = [pluginResult toSuccessCallbackString:self.callBackId];
  [self writeJavascript:jScript];

}

-(void)getPlatformString(NSMutableArray*)arguments withDict:(NSMutableDictionary*)options{

    NSString *callBackID = arguments[0];
    NSString *platform = [self platform];
    if ([platform isEqualToString:@"iPhone1,1"])    return @"iPhone 1G";
    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:@"iPhone3,3"])    return @"Verizon iPhone 4";
    if ([platform isEqualToString:@"iPhone4,1"])    return @"iPhone 4S";
    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:@"iPad1,1"])      return @"iPad";
    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:@"i386"])         return @"Simulator";
    if ([platform isEqualToString:@"x86_64"])       return @"Simulator";
    
    CDVPluginResult *pluginResult = [CDVPluginResult resultWithStatus:CDVCommandStatus_OK messageAsString:platform];
    NSString *jScript = [pluginResult toSuccessCallbackString:self.callBackId];
    [self writeJavascript:jScript];
}

@end

EDEDDeviceHardwarePlugin.js

var EDDeviceHardwarePlugin. = {
  getPlatform : function(params,callBack){
    return cordova.exec(callBack,function(err){
        ddd('plugin error');
      },
      'EDDeviceHardwarePlugin.', 'getPlatform',[params]
    );
  },
   getPlatformString : function(params,callBack){
    return cordova.exec(callBack,function(err){
        ddd('plugin error');
      },
      'EDDeviceHardwarePlugin.', 'getPlatformString',[params]
    );
  }
};