//说明:测试环境时，如有切换IP的需求，可以打开该宏,同时工程引入Settings.bundle。生产环境请一定注释掉该宏，并删除工程对Settings.bundle的引用。

#define SUPPORT_SettingsBundle_CONFIG_IP

根据identifier这个key对应的值offline_preference去取  offline的值

#define SUPPORT_SettingsBundle_CONFIG_IP

#ifdef SUPPORT_SettingsBundle_CONFIG_IP

NSURL *settingURL = [[NSBundle mainBundle] URLForResource:@"Settings" withExtension:@"bundle"];

if(settingURL!=nil)

{

//如果当前SERVER_BACKEND_URL是测试环境，允许通过Settings.bundle修改测试环境IP

NSDictionary *dict = [NSDictionary dictionaryWithContentsOfURL:[settingURL URLByAppendingPathComponent:@"Root.plist"]];

NSMutableDictionary *appDefaults = [NSMutableDictionary dictionary];

NSLog(@"1111:%@",dict);

NSString *ip,*port;

for (NSDictionary *item in dict[@"PreferenceSpecifiers"]) {

if (item[@"Key"] && item[@"DefaultValue"]) {

[appDefaults setObject:item[@"DefaultValue"] forKey:item[@"Key"]];

}

}

[[NSUserDefaults standardUserDefaults] registerDefaults:appDefaults];

[[NSUserDefaults standardUserDefaults] synchronize];

ip = [[NSUserDefaults standardUserDefaults] objectForKey:@"ip_preference"];

BOOL offline = [[[NSUserDefaults standardUserDefaults] objectForKey:@"offline_preference"] boolValue];

NSString *offline = [[NSUserDefaults standardUserDefaults] objectForKey:@"offline_preference"];

NSLog(@"ip:%@",ip);

NSLog(@"port:%@",port);

NSLog(@"offline:%@",offline);

//        [Context sharedInstance].offLine = NO;//[[[NSUserDefaults standardUserDefaults] objectForKey:@"offline_preference"] boolValue];

//        //离线

//        if ([Context sharedInstance].offLine) {

//            server_backend_url = @"";

//        }

//        //非离线 读取ip、port

//        else if (ip && port) {

//            server_backend_url = [ip stringByAppendingFormat:@":%@",port];

//        }else{

//            server_backend_url = SERVER_BACKEND_URL;

//        }

}

else

{

//没有配置Settings.bundle

NSLog(@"Could not find Settings.bundle, or 当前SERVER_BACKEND_URL是生产环境，不允许修改IP");

}

#endif