NetworkRequest网络请求数据类

typedef void(^JSONDataRequest)(idresponse);
typedef void(^XMLDataRequest)(idresponse);

//    检测网络状态
+ (void)netWorkStatus;

//    JSON方式获取网络数据
+ (NSURLSessionDataTask*)requestDataWithHttpURL:(NSString*)url withRequestType:(NSString*)type withParameter:(NSString*)parameter withBlock:(NetworkDataRequest)block;

//    xml方式获取数据
+ (void)XMLDataWithUrl:(NSString*)urlStr success:(void(^)(idxml))success fail:(void(^)())fail;

//    POST提交JSON数据
+ (void)postJSONWithUrl:(NSString*)urlStr parameters:(id)parameters success:(void(^)(idresponseObject))success fail:(void(^)())fail;

//    下载文件
+ (void)sessionDownloadWithUrl:(NSString*)urlStr success:(void(^)(NSURL*fileURL))success fail:(void(^)())fail;

//     文件上传－自定义上传文件名
+ (void)postUploadWithUrl:(NSString*)urlStr fileUrl:(NSURL*)fileURL fileName:(NSString*)fileName fileType:(NSString*)fileTye success:(void(^)(idresponseObject))success fail:(void(^)())fail;

//     文件上传-随机生成文件名
+ (void)postUploadWithUrl:(NSString*)urlStr fileUrl:(NSURL*)fileURL success:(void(^)(idresponseObject))success fail:(void(^)())fail;

//-----------------------------------------检测网络状态-----------------------------------------

+ (void)netWorkStatus
{
    /**
     AFNetworkReachabilityStatusUnknown          = -1,  //未知
     AFNetworkReachabilityStatusNotReachable    = 0,   //无连接
     AFNetworkReachabilityStatusReachableViaWWAN = 1,   // 3G花钱
     AFNetworkReachabilityStatusReachableViaWiFi = 2,   // WiFi
     */
    // 如果要检测网络状态的变化,必须用检测管理器的单例的startMonitoring
    [[AFNetworkReachabilityManagersharedManager]startMonitoring];
   
    // 检测网络连接的单例,网络变化时的回调方法
    [[AFNetworkReachabilityManagersharedManager]setReachabilityStatusChangeBlock:^(AFNetworkReachabilityStatusstatus) {
        NSLog(@"%ld", status);
    }];
}


//--------------------------------------JSON方式获取数据---------------------------------------

#define REQUESTURL  @"http://mobile.ximalaya.com"

+ (NSURLSessionDataTask*)requestDataWithHttpURL:(NSString*)url withRequestType:(NSString*)type withParameter:(NSString*)parameter withBlock:(NetworkDataRequest)block
{
    //    获取URL
    url = [REQUESTURLstringByAppendingFormat:@"%@", url];
   
    //    创建管理对象
    AFHTTPSessionManager*manager = [AFHTTPSessionManagermanager];
   
    //    设置请求参数
    manager.requestSerializer= [AFHTTPRequestSerializerserializer];
   
    //    设置响应参数
    manager.responseSerializer= [AFJSONResponseSerializerserializer];
   
    //    创建请求任务
    NSURLSessionDataTask*task = nil;
   
    if ([type isEqualToString:@"GET"]) {
       
        task = [manager GET:url parameters:parameter success:^(NSURLSessionDataTask*task, id responseObject) {
           
            //返回解析数据
            block(responseObject);
           
        } failure:^(NSURLSessionDataTask*task, NSError *error) {
            NSLog(@"%@", error);
        }];
       
    }
    else if ([type isEqualToString:@"POST"])
    {
        task = [manager POST:url parameters:parameter success:^(NSURLSessionDataTask*task, id responseObject) {
           
            //返回解析数据
            block(responseObject);
           
        } failure:^(NSURLSessionDataTask*task, NSError *error) {
            NSLog(@"%@", error);
        }];
    }
   
    return task;

}


//---------------------------------------XML方式获取数据---------------------------------------- 

+ (void)XMLDataWithUrl:(NSString*)urlStr success:(void(^)(idxml))success fail:(void(^)())fail
{
    AFHTTPRequestOperationManager*manager = [AFHTTPRequestOperationManagermanager];
   
    // 返回的数据格式是XML
    manager.responseSerializer= [AFXMLParserResponseSerializerserializer];
   
    NSDictionary*dict = @{@"format":@"xml"};
   
    // 网络访问是异步的,回调是主线程的,因此程序员不用管在主线程更新UI的事情
    [manager GET:urlStrparameters:dictsuccess:^(AFHTTPRequestOperation*operation, id responseObject) {
        if (success) {
            success(responseObject);
        }
       
    } failure:^(AFHTTPRequestOperation*operation, NSError *error) {
        NSLog(@"%@", error);
        if (fail) {
            fail();
        }
    }];
}

//------------------------------------POST提交JSON数据---------------------------------------

+ (void)postJSONWithUrl:(NSString*)urlStr parameters:(id)parameters success:(void(^)(idresponseObject))success fail:(void(^)())fail
{
    AFHTTPRequestOperationManager*manager = [AFHTTPRequestOperationManagermanager];
    // 设置请求格式
    manager.requestSerializer= [AFJSONRequestSerializerserializer];
    // 设置返回格式
    manager.responseSerializer= [AFHTTPResponseSerializerserializer];
    [manager POST:urlStrparameters:parameterssuccess:^(AFHTTPRequestOperation*operation, id responseObject) {
        //        NSString *result = [[NSString alloc] initWithData:responseObject encoding:NSUTF8StringEncoding];
        if (success) {
            success(responseObject);
        }
    } failure:^(AFHTTPRequestOperation*operation, NSError *error) {
        NSLog(@"%@", error);
        if (fail) {
            fail();
        }
    }];
   
}

//--------------------------------------------文件下载---------------------------------------------

+ (void)sessionDownloadWithUrl:(NSString*)urlStr success:(void(^)(NSURL*fileURL))success fail:(void(^)())fail
{
    NSURLSessionConfiguration*config = [NSURLSessionConfigurationdefaultSessionConfiguration];
    AFURLSessionManager*manager = [[AFURLSessionManageralloc]initWithSessionConfiguration:config];
   
    NSString*urlString = [urlStr stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
   
    NSURL *url = [NSURLURLWithString:urlString];
    NSURLRequest*request = [NSURLRequestrequestWithURL:url];
   
    NSURLSessionDownloadTask*task = [manager downloadTaskWithRequest:request progress:nildestination:^NSURL*(NSURL*targetPath, NSURLResponse *response) {
        // 指定下载文件保存的路径
        //        NSLog(@"%@ %@", targetPath, response.suggestedFilename);
        // 将下载文件保存在缓存路径中
        NSString*cacheDir = NSSearchPathForDirectoriesInDomains(NSCachesDirectory,NSUserDomainMask,YES)[0];
        NSString*path = [cacheDir stringByAppendingPathComponent:response.suggestedFilename];
       
        // URLWithString返回的是网络的URL,如果使用本地URL,需要注意
        //        NSURL *fileURL1 = [NSURL URLWithString:path];
        NSURL*fileURL = [NSURLfileURLWithPath:path];
       
        //        NSLog(@"== %@ |||| %@", fileURL1, fileURL);
        if (success) {
            success(fileURL);
        }
       
        returnfileURL;
    } completionHandler:^(NSURLResponse*response, NSURL *filePath, NSError *error) {
        NSLog(@"%@ %@", filePath, error);
        if (fail) {
            fail();
        }
    }];
   
    [task resume];
}

//监听文件下载进度

NSURL *url = [NSURL URLWithString:@"http://api-base-url.com"];  
AFHTTPClient *httpClient = [[AFHTTPClient alloc] initWithBaseURL:url];  
NSData *imageData = UIImageJPEGRepresentation([UIImage imageNamed:@"avatar.jpg"], 0.5);  
NSMutableURLRequest *request = [httpClient multipartFormRequestWithMethod:@"POST" path:@"/upload" parameters:nil constructingBodyWithBlock: ^(id formData) {  
    [formData appendPartWithFileData:imageData name:@"avatar" fileName:@"avatar.jpg" mimeType:@"image/jpeg"];  
}];  
AFHTTPRequestOperation *operation = [[AFHTTPRequestOperation alloc] initWithRequest:request];  
[operation setUploadProgressBlock:^(NSUInteger bytesWritten, long long totalBytesWritten, long long totalBytesExpectedToWrite) {  
    NSLog(@"Sent %lld of %lld bytes", totalBytesWritten, totalBytesExpectedToWrite);  
}];  
[operation start]; 

//------------------------------------文件上传-自定义文件名------------------------------------

+ (void)postUploadWithUrl:(NSString*)urlStr fileUrl:(NSURL*)fileURL fileName:(NSString*)fileName fileType:(NSString*)fileTye success:(void(^)(idresponseObject))success fail:(void(^)())fail
{
    // 本地上传给服务器时,没有确定的URL,不好用MD5的方式处理
    AFHTTPRequestOperationManager*manager = [AFHTTPRequestOperationManagermanager];
    manager.responseSerializer= [AFHTTPResponseSerializerserializer];
    //@"http://localhost/demo/upload.php"
    [manager POST:urlStrparameters:nilconstructingBodyWithBlock:^(id formData) {
       
        //        NSURL *fileURL = [[NSBundle mainBundle] URLForResource:@"头像1.png" withExtension:nil];
       
        // 要上传保存在服务器中的名称
        // 使用时间来作为文件名 2014-04-30 14:20:57.png
        // 让不同的用户信息,保存在不同目录中
        //        NSDateFormatter *formatter = [[NSDateFormatter alloc] init];
        //        // 设置日期格式
        //        formatter.dateFormat = @"yyyy-MM-dd HH:mm:ss";
        //        NSString *fileName = [formatter stringFromDate:[NSDate date]];
       
        //@"image/png"
        [formData appendPartWithFileURL:fileURLname:@"uploadFile"fileName:fileNamemimeType:fileTyeerror:NULL];
       
    } success:^(AFHTTPRequestOperation*operation, id responseObject) {
        if (success) {
            success(responseObject);
        }
    } failure:^(AFHTTPRequestOperation*operation, NSError *error) {
        if (fail) {
            fail();
        }
    }];
}

//-----------------------------------文件上传-随机生成文件名-----------------------------------

+ (void)postUploadWithUrl:(NSString*)urlStr fileUrl:(NSURL*)fileURL success:(void(^)(idresponseObject))success fail:(void(^)())fail
{
    AFHTTPRequestOperationManager*manager = [AFHTTPRequestOperationManagermanager];
    // AFHTTPResponseSerializer就是正常的HTTP请求响应结果:NSData
    // 当请求的返回数据不是JSON,XML,PList,UIImage之外,使用AFHTTPResponseSerializer
    // 例如返回一个html,text...
    //
    // 实际上就是AFN没有对响应数据做任何处理的情况
    manager.responseSerializer= [AFHTTPResponseSerializerserializer];
   
    // formData是遵守了AFMultipartFormData的对象
    [manager POST:urlStrparameters:nilconstructingBodyWithBlock:^(id formData) {
       
        // 将本地的文件上传至服务器
        //        NSURL *fileURL = [[NSBundle mainBundle] URLForResource:@"头像1.png" withExtension:nil];
       
        [formData appendPartWithFileURL:fileURLname:@"uploadFile"error:NULL];
    } success:^(AFHTTPRequestOperation*operation, id responseObject) {
        //        NSString *result = [[NSString alloc] initWithData:responseObject encoding:NSUTF8StringEncoding];
        //
        //        NSLog(@"完成 %@", result);
        if (success) {
            success(responseObject);
        }
    } failure:^(AFHTTPRequestOperation*operation, NSError *error) {
        NSLog(@"错误%@", error.localizedDescription);
        if (fail) {
            fail();
        }
    }];
}

/**
 *  发送一个POST请求
 *
 *  @param url     请求路径
 *  @param params  请求参数
 *  @param success 请求成功后的回调
 *  @param failure 请求失败后的回调
 */
+ (void)postWithURL:(NSString *)url params:(NSDictionary *)params success:(void (^)(id json))success failure:(void (^)(NSError *error))failure;

/**
 *  发送一个POST请求(上传文件数据)
 *
 *  @param url     请求路径
 *  @param params  请求参数
 *  @param formData  文件参数
 *  @param success 请求成功后的回调
 *  @param failure 请求失败后的回调
 */
+ (void)postWithURL:(NSString *)url params:(NSDictionary *)params formDataArray:(NSArray *)formDataArray success:(void (^)(id json))success failure:(void (^)(NSError *error))failure;

/**
 *  发送一个GET请求
 *
 *  @param url     请求路径
 *  @param params  请求参数
 *  @param success 请求成功后的回调
 *  @param failure 请求失败后的回调
 */
+ (void)getWithURL:(NSString *)url params:(NSDictionary *)params success:(void (^)(id json))success failure:(void (^)(NSError *error))failure;

@end


+ (void)postWithURL:(NSString *)url params:(NSDictionary *)params success:(void (^)(id))success failure:(void (^)(NSError *))failure
{
    // 1.创建请求管理对象
    AFHTTPRequestOperationManager *mgr = [AFHTTPRequestOperationManager manager];
    
    // 2.发送请求
    [mgr POST:url parameters:params
      success:^(AFHTTPRequestOperation *operation, id responseObject) {
          if (success) {
              success(responseObject);
          }
      } failure:^(AFHTTPRequestOperation *operation, NSError *error) {
          if (failure) {
              failure(error);
          }
      }];
}

+ (void)postWithURL:(NSString *)url params:(NSDictionary *)params formDataArray:(NSArray *)formDataArray success:(void (^)(id))success failure:(void (^)(NSError *))failure
{
    // 1.创建请求管理对象
    AFHTTPRequestOperationManager *mgr = [AFHTTPRequestOperationManager manager];
    
    // 2.发送请求
    [mgr POST:url parameters:params constructingBodyWithBlock:^(id totalFormData) {
        for (IWFormData *formData in formDataArray) {
            [totalFormData appendPartWithFileData:formData.data name:formData.name fileName:formData.filename mimeType:formData.mimeType];
        }
    } success:^(AFHTTPRequestOperation *operation, id responseObject) {
        if (success) {
            success(responseObject);
        }
    } failure:^(AFHTTPRequestOperation *operation, NSError *error) {
        if (failure) {
            failure(error);
        }
    }];
}

+ (void)getWithURL:(NSString *)url params:(NSDictionary *)params success:(void (^)(id))success failure:(void (^)(NSError *))failure
{
    // 1.创建请求管理对象
    AFHTTPRequestOperationManager *mgr = [AFHTTPRequestOperationManager manager];
    
    // 2.发送请求
    [mgr GET:url parameters:params
      success:^(AFHTTPRequestOperation *operation, id responseObject) {
          if (success) {
              success(responseObject);
          }
      } failure:^(AFHTTPRequestOperation *operation, NSError *error) {
          if (failure) {
              failure(error);
          }
      }];
}