MqttFramework.h

#import <Foundation/Foundation.h>
#import "MQTTClient.h"
#import "BusinessModuleProtocol.h"
#import "BusinessFramework.h"
#import "AppDelegate.h"

@interface MqttFramework : NSObject<MQTTDelegate,BusinessModuleProtocol>
{
    BusinessFramework   *businessFrameworks_;
}



/**
 * @brief 单例模式的设置
 *
 * @param [in]　N/A
 * @param [out]　N/A
 * @return　void
 * @note
 */

+(MqttFramework *)getMQttFrameInstance;


/**
 * @brief 给mqttserver发送消息  临时未做使用  待扩展
 *
 * @param [in]　N/A
 * @param [out]　N/A
 * @return　void
 * @note
 */

+(void)publishMessage:(NSString *)message   withTopicType:(NSString *)topicType;

/**
 * @brief 请求的结果处理
 *
 * @param [in]　N/A
 * @param [out]　N/A
 * @return　void
 * @note
 */

-(void)requestResult:(NSString *)topic  withData:(id)resultData;

/**
 * @brief 定义mqtt消息主题
 *
 * @param [in]　N/A
 * @param [out]　N/A
 * @return　void
 * @note
 */

-(void)productTheme:(NSString *)theme;

/**
 * @brief 重连mqttserver
 *
 * @param [in]　N/A
 * @param [out]　N/A
 * @return　void
 * @note
 */
-(void)reconnectMqtt;
@end

MqttFramework.m

#import "MqttFramework.h"
#import "MQTTClient.h"
#import "XmlAdept.h"
#import "ASIFormDataRequest.h"
@implementation MqttFramework

/**
 * @brief  得到模块控制器的句柄单例
 *
 * @param [in]　N/A
 * @param [out]　N/A
 * @return　void
 * @note
 */

static MqttFramework *mqttInstance = nil;
+(MqttFramework*)getMQttFrameInstance
{
    @synchronized(self)
	{
		if(mqttInstance==nil)
		{
			mqttInstance=[[self alloc]init];
        }
	}
	return mqttInstance;
}


#pragma  --mark  BusinessModuleProtocol  delegate
- (int)initBusinessModule:(BusinessModuleInfo*)info
{
    
    info.businessModuleIdEX = @"MqttFrameWork";//
    businessFrameworks_ = info.businessFramework;
    return 0;
}

- (int)callBusinessProcessEX:(NSString *)capabilityId withMessageType:(NSString *)MessageType WithMessage:(id)messageVector
{
    NSLog(@"capabilityId = %@  topic = %@  messageVector = %@",capabilityId,MessageType,messageVector);
    
    AppDelegate  *app = (AppDelegate *)[[UIApplication sharedApplication] delegate];
	MQTTClient   *mosq = [app mosquittoClient];
    
    
//    [mosq setHost:Mqtt_URL];
//    [mosq connect];
//    [mosq subscribe:@"nanode/red_led"];
//	  [mosq subscribe:@"nanode/green_led"];
//    [mosq subscribe:@"iCombo"];
//    [mosq subscribe:@"iPhone"];
    
    //1.组装xml工作
    //2.发送请求消息
    //在此正式调用mqtt请求
    
    NSString  *sendStr = [[NSString alloc] initWithData:[XmlAdept makeMqttXML:MessageType withDictionary:(NSDictionary *)messageVector] encoding:NSUTF8StringEncoding];
    
//    /****************去掉最后换行符********************/
    int index = sendStr.length-1;
    sendStr = [sendStr substringToIndex:index];
    
//  /*********************end*************************/
    
//    ASIFormDataRequest *formDataRequest = [ASIFormDataRequest requestWithURL:nil];
    //NSString *messageEx = [formDataRequest encodeURL:sendStr];
//    NSString *messageEx = [formDataRequest encodeURL:@"我家"];
    //[mosq publishString:sendStr toTopic:@"iCombo" retain:YES];
//    NSLog(@"%@",messageEx);
    NSString *string = [NSString stringWithFormat:@"**%@**",sendStr];
    NSLog(@"senderMesg = %@",string);
    [mosq publishString:sendStr toTopic:@"iCombo" retain:NO];
    
    return 0;
}

-(void)requestResult:(NSString *)topic  withData:(id)resultData
{
    NSLog(@"发送业务广播 给监听者");
    [businessFrameworks_ broadcastBusinessNotifyEX:topic withInParam:resultData];
}



/**
 * @brief 定义mqtt消息主题
 *
 * @param [in]　N/A
 * @param [out]　N/A
 * @return　void
 * @note
 */

-(void)productTheme:(NSString *)theme
{
    AppDelegate  *app = (AppDelegate *)[[UIApplication sharedApplication] delegate];
    MQTTClient *mosq = [app mosquittoClient];

    NSUserDefaults   *ud = [NSUserDefaults standardUserDefaults];

    if ([[ud objectForKey:@"host"] isEqualToString:@"no"])
    {
        [mosq setHost:Mqtt_URL];
    }
    else
    {
        [mosq setHost:[ud stringForKey:@"host"]];
    }
    
    //[mosq setHost:Mqtt_URL];
    [mosq connect];
    [mosq subscribe:theme];
}

/**
 * @brief 重连mqttserver
 *
 * @param [in]　N/A
 * @param [out]　N/A
 * @return　void
 * @note
 */
-(void)reconnectMqtt
{
    AppDelegate  *app = (AppDelegate *)[[UIApplication sharedApplication] delegate];
    MQTTClient *mosq = [app mosquittoClient];
    NSUserDefaults   *ud = [NSUserDefaults standardUserDefaults];
    if ([ud stringForKey:@"host"])
    {
        [mosq setHost:[ud stringForKey:@"host"]];
    }
    else
    {
        [mosq setHost:Mqtt_URL];
    }
    [mosq reconnect];
   
}

#pragma --mark  mosquittoclientDelegate  

- (void) didConnect:(NSUInteger)code
{
    if (code == 0)
    {
        NSLog(@"连接本地mosquito代理server返回码为:%d 连接mqtt成功",code);
    }
    else
    {
        NSLog(@"连接Mqttserver失败");
    }
    
	
}

- (void) didDisconnect
{
	NSLog(@"mqtt disconnect!");
}

//处理各个主题相应的message

- (void) didReceiveMessage: (NSString*)message topic:(NSString*)topic
{
	NSLog(@"%@ => %@", topic, message);
    //deal with diffrent message here:
    //if   else  分支处理
    //1.xml的解析工作
    //将收到的消息处理后然后广播出去 接收者会依据主题处理自己的业务
    NSArray   *resultArr = [[NSArray alloc]initWithObjects:message, nil];
    NSArray   *list = [XmlAdept mqttParseMessageNode:resultArr];
    NSString  *type = [[list objectAtIndex:0] objectForKey:@"type"];
    [self requestResult:type withData:list];
    
    
	
}

//publish后回调的messageId
- (void) didPublish: (NSUInteger)messageId
{
    NSLog(@"send messageId = %d",messageId);
}

//定制一个主题
- (void) didSubscribe: (NSUInteger)messageId grantedQos:(NSArray*)qos
{
    NSLog(@"messageId = %d grantedQos = %@",messageId,qos);
}

//取消一个主题
- (void) didUnsubscribe: (NSUInteger)messageId
{
    NSLog(@"unsubscibe messageId = %d",messageId);
}


/**
 * @brief 给mqttserver发送消息   对外接口
 *
 * @param [in]　N/A
 * @param [out]　N/A
 * @return　void
 * @note
 */

+(void)publishMessage:(NSString *)message   withTopicType:(NSString *)topicType
{
    AppDelegate  *app = (AppDelegate *)[[UIApplication sharedApplication] delegate];
	MQTTClient *mosq = [app mosquittoClient];
    [mosq publishString:message toTopic:topicType retain:NO];  //消息的retain类型设置为NO让其不在消息缓冲池中保留
}

-(void)dealloc
{
    [super dealloc];
}

@end