erpsuiteios/common/NetworkUtils.m

//
//  NetworkUtils.m
//  AntsContract
//
//  Created by Ray on 12/26/16.
//  Copyright © 2016 United Software Applications, Inc. All rights reserved.
//

#import "NetworkUtils.h"
#import "RAUtils.h"
#import "Reachability.h"
#import "RANetworkTaskDelegate.h"


#define BOUNDARY @"AaB03x"

@implementation NetworkUtils


//+(NSDictionary*) error_dict:(NSError*)error
//{
//    if(error==nil)
//        return nil;
//    NSMutableDictionary* ret = [[NSMutableDictionary alloc] init];
//    [ret setValue:[NSString stringWithFormat:@"%d",error.code] forKey:@"error_code"];
//    [ret setValue:error.domain forKey:@"err_domain"];
//    [ret setValue:[error localizedDescription] forKey:@"err_message"];
//    // [ret setObject:error.userInfo forKey:@"user_info"];
//    return ret;
//}

+(bool) IsNetworkAvailable
{
    
    if (([Reachability reachabilityForInternetConnection].currentReachabilityStatus == NotReachable) &&
        ([Reachability reachabilityForLocalWiFi].currentReachabilityStatus == NotReachable))
        return false;
    return true;
}

+(NSData*)get_json : (NSString*) url parameters:(NSMutableDictionary *) params file:(NSString*)file_path err_recorder:(NSString* )recorder_url result_handler:(resultBlock)resultBlock decrypt_handler:(decryptBlock)decryptBlock
{
    int retry = 0;
    

    
    
repeat:
    {
        
        //    return [self fake_json:url];
        
        //    AppDelegate *appDelegate = (AppDelegate*)[[UIApplication sharedApplication] delegate];
        //分界线的标识符
        NSString *TWITTERFON_FORM_BOUNDARY = @"AaB03x";
        //根据url初始化request
        NSMutableURLRequest* request = [NSMutableURLRequest requestWithURL:[NSURL URLWithString:url]
                                                               cachePolicy:NSURLRequestReloadIgnoringLocalCacheData
                                                           timeoutInterval:JSON_TIMEOUT];

        //分界线 --AaB03x
        NSString *MPboundary=[[NSString alloc]initWithFormat:@"--%@",TWITTERFON_FORM_BOUNDARY];
        //结束符 AaB03x--
        NSString *endMPboundary=[[NSString alloc]initWithFormat:@"%@--",MPboundary];
        //要上传的图片
        //    UIImage *image=[params objectForKey:@"pic"];
        //得到图片的data
            NSData* data = [NSData dataWithContentsOfFile:file_path];
        //http body的字符串
        NSMutableString *body=[[NSMutableString alloc]init];
        
        //    NSMutableDictionary* params = [[NSMutableDictionary alloc] init];
        //     [params setValue:@"handset_login" forKey:@"action"];
        //    [headers setValue:[NSString stringWithFormat:@"%d",dataLength] forKey:@"Content-Length"];
        
        //    [params setValue:appDelegate.sessionid forKey:@"sessionid"];
        //   [params setValue:password forKey:@"password"];
        //    [params setValue:[NSString stringWithFormat:@"%d",ver]  forKey:@"auth_ver"];
        
        
        
        //    [headers setValue:headQuerlString forKey:@"param"];
        
        //参数的集合的所有key的集合
        NSArray *keys= [params allKeys];
        DebugLog(@"================parms==================");
        //遍历keys
        for(int i=0;i<[keys count];i++)
        {
            //得到当前key
            NSString *key=[keys objectAtIndex:i];
            //如果key不是pic，说明value是字符类型，比如name：Boris
            if(![key isEqualToString:@"pic"])
            {
                //添加分界线，换行
                [body appendFormat:@"%@\r\n",MPboundary];
                //添加字段名称，换2行
                [body appendFormat:@"Content-Disposition: form-data; name=\"%@\"\r\n\r\n",key];
                //添加字段的值
                [body appendFormat:@"%@\r\n",[params objectForKey:key]];
                DebugLog(@"parameter: key=%@   value=%@",key,[params objectForKey:key]);
            }
        }
        DebugLog(@"================parms==================");
        ////添加分界线，换行
        [body appendFormat:@"%@\r\n",MPboundary];
        //声明pic字段，文件名为boris.png
        
        NSString * file_format=[NSString stringWithFormat:@"Content-Disposition: form-data; name=\"upfile\"; filename=\"%@\"\r\n", [file_path lastPathComponent]];

        
        
        [body appendFormat:@"%@", file_format];
        //声明上传文件的格式
        [body appendFormat:@"Content-Type: application/zip\r\n\r\n"];
        
        //声明结束符：--AaB03x--
        NSString *end=[[NSString alloc]initWithFormat:@"\r\n%@",endMPboundary];
        //声明myRequestData，用来放入http body
        NSMutableData *myRequestData=[NSMutableData data];
        //将body字符串转化为UTF8格式的二进制
        [myRequestData appendData:[body dataUsingEncoding:NSUTF8StringEncoding]];
        //将image的data加入
            [myRequestData appendData:data];
        //加入结束符--AaB03x--
        [myRequestData appendData:[end dataUsingEncoding:NSUTF8StringEncoding]];
        
        //设置HTTPHeader中Content-Type的值
        NSString *content=[[NSString alloc]initWithFormat:@"multipart/form-data; boundary=%@",TWITTERFON_FORM_BOUNDARY];
        //设置HTTPHeader
        [request setValue:content forHTTPHeaderField:@"Content-Type"];
        
        [request setValue:@"multipart/form-data" forHTTPHeaderField:@"enctype"];
        
        // 关闭keep alive
        [request setValue:@"close" forHTTPHeaderField:@"Connection"];
        //设置Content-Length
        [request setValue:[NSString stringWithFormat:@"%lu", (unsigned long)[myRequestData length]] forHTTPHeaderField:@"Content-Length"];
        //设置http body
        [request setHTTPBody:myRequestData];
        //http method
        [request setHTTPMethod:@"POST"];
        
        
        NSHTTPURLResponse* urlResponse = nil;
        
        NSError *error = nil;
        NSLog(@"begin request %@",url);

        NSData *responseData = [NSURLConnection sendSynchronousRequest:request returningResponse:&urlResponse error:&error];
        
        
        DebugLog(@"url: %@",url);
        
        DebugLog(@"response: %@",[NSHTTPURLResponse localizedStringForStatusCode:urlResponse.statusCode]);
        
        
        NSLog(@"get response");
        if (responseData==nil) {
            
            //            DebugLog(@"response error:%@", [error localizedDescription]);
            
            
            NSMutableDictionary* ret = [[NSMutableDictionary alloc] init];
            //#define RESULT_FALSE 0
            //#define RESULT_TRUE		 2
            //#define RESULT_NET_ERROR			 -3
            //#define RESULT_NET_NOTAVAILABLE		  -4
            //#define RESULT_ERROR				 -5
            //#define RESULT_LOCALFILE_ERROR			 -7
            //#define RESULT_USERAUTH_ERROR			 -9
            //#define RESULT_UPDATE_USERAUTH_ERROR	 -11
            //#define RESULT_SESSION_EXPIRED			  -13
            //#define RESULT_VER_LOW
            
            //     NSString * moreinfo = error.description ;
            
            NSString* err_msg = [error localizedDescription];
            
            
            //-----------------retry 3 times for error code -1005------------------------
            if(error.code==-1005&&retry<3)
            {
                retry++;
                goto repeat;
                
            }
            //-----------------end retry 3 times for error code -1005------------------------
            
            NSDictionary* error_json = [RAUtils error_dict:error];
            [ret setObject:error_json forKey:@"err_obj"];
            NSString* resp_msg= nil;
            
            if(err_msg.length==0)
            {
                err_msg =[NSHTTPURLResponse localizedStringForStatusCode:urlResponse.statusCode];
                resp_msg = err_msg;
            }
            [ret setValue:[NSString stringWithFormat:@"%d",RESULT_NET_ERROR] forKey:@"result"];
            [ret setValue:err_msg forKey:@"err_msg"];
            [ret setValue:resp_msg forKey:@"resp_msg"];
            [ret setValue:[NSString stringWithFormat:@"%ld",(long)urlResponse.statusCode] forKey:@"resp_code"];
            
            
            NSData *jsonData = [NSJSONSerialization dataWithJSONObject:ret
                                                               options:0
                                                                 error:nil];
            if(![url isEqualToString:recorder_url])
            {
                [self err_log:[RAUtils base64en:[RAConvertor dict2string:params]] result:[RAUtils base64en:[RAConvertor dict2string:ret]] module:url code:RESULT_NET_ERROR];
            }
            return jsonData;
            
        }
        else
        {
          //  NSString* err_msg = [error localizedDescription];
            NSMutableString *str = [[NSMutableString alloc] initWithData:responseData encoding:NSUTF8StringEncoding];
            
            DebugLog(@"data string: %@",str);
            NSError *error1 = nil;
            
            NSMutableDictionary* jsobj = [[NSJSONSerialization JSONObjectWithData:responseData options:NSJSONReadingMutableContainers error:&error1] mutableCopy];
            
            if(jsobj==nil)// 服务器返回不是json
            {
                
                jsobj=[[NSMutableDictionary alloc] init];
                [jsobj setValue:[NSNumber numberWithInt:RESULT_NO_RESPONSE] forKey:@"result"];
                
            }
            if([jsobj[@"encrypt"] boolValue]==true)
            {
                jsobj = decryptBlock(jsobj);
            }
            if (resultBlock) {
                jsobj = resultBlock(jsobj);
            }
            
            int result=[[jsobj valueForKey:@"result"] intValue];
            if(![url isEqualToString:recorder_url]&&/*![url isEqualToString:URL_DOWNLOAD_OFFLINE]&&*/result!=2&&result!=99)
            {
                [self err_log:[RAUtils base64en:[RAConvertor dict2string:params]] result:[RAUtils base64en:str] module:url code:result];
            }
            NSData *jsonData = [NSJSONSerialization dataWithJSONObject:jsobj
                                                               options:0
                                                                 error:nil];
            return jsonData;
            
        }
        return responseData;
    }
}

+(NSDictionary*)err_log:(NSString*) up_params result:(NSString*)result module:(NSString*) module code:(int) code//device:(NSString*) device
{
    //    NSMutableDictionary* params = [[NSMutableDictionary alloc] init];
    //    AppDelegate *appDelegate = (AppDelegate*)[[UIApplication sharedApplication] delegate];
    //    if(appDelegate.user!=nil)
    //        [params setValue:appDelegate.user forKey:@"user"];
    //
    //    [params setValue:up_params forKey:@"upparam"];
    //
    //    [params setValue:[NSNumber numberWithInt:code ] forKey:@"code"];
    //
    //    [params setValue:result forKey:@"result"];
    //    [params setValue:module forKey:@"interfac"];
    //
    //    [params setValue:[RAUtils base64en:[RAUtils dict2string: [RAUtils device_info]]] forKey:@"device"];
    //
    //
    //    //     [params setValue:module forKey:@"module"];
    //
    //    //  [[UIDevice currentDevice]  name];
    //
    //    //    if(appDelegate.offline_mode)
    //    //    {
    //    //        return [OLDataProvider offline_notimpl];
    //    //    }
    //    if(![self IsNetworkAvailable])
    //        return [RAUtils error_json:RESULT_NET_NOTAVAILABLE err_msg:nil];
    //
    //    NSData* json=[self get_json:URL_ERR_LOG parameters:params];
    //    if(json==nil)
    //        return nil;
    //    NSError *error=nil;
    //    NSDictionary *jsobj = [NSJSONSerialization JSONObjectWithData:json options:NSJSONReadingMutableLeaves error:&error];
    //    return jsobj;
    
    // 子类没有处理err_log函数时的默认处理。
    NSMutableDictionary* jsobj = [@{@"result":@"2"} mutableCopy];
    return jsobj;
}
+ (NSURLSessionTask *)upload:(NSData *)filedata  FileName:(NSString*) filename Params:(NSDictionary *)params ToHost:(NSString *)urlString Result:(resultHandler)r Progress:(progressHandler)p DecryptHandler:(id (^)(NSString *))decrypt {
    
    
//    NSString *fileName = [filePath lastPathComponent];
    
    NSMutableData *dataM = [NSMutableData data];
    
    NSMutableString *stringM = [NSMutableString string];
    
    
    DebugLog(@"================parms==================");
    
    
    
    for (NSString *key in params) {
        
        [stringM appendString:[NSString stringWithFormat:@"--%@\r\n",BOUNDARY]];
        [stringM appendFormat:@"Content-Type: text/plain; charset=UTF-8\r\n"];
        [stringM appendFormat:@"Content-Disposition: form-data; name=\"%@\"\r\n\r\n",key];
        [stringM appendFormat:@"%@\r\n",[params objectForKey:key]];
        
        
        DebugLog(@"parameter: key=%@   value=%@",key,[params objectForKey:key]);
    }
    DebugLog(@"================parms==================");
    // Apex Drivers 2018.5.5
    if (filedata) {
        
        [stringM appendString:[NSString stringWithFormat:@"--%@\r\n",BOUNDARY]];
        
        [stringM appendFormat:@"Content-Disposition: form-data; name=\"upfile\"; filename=%@\r\n",filename];
        [stringM appendString:@"Content-Type: application/mac-binary\r\n"];
        [stringM appendString:@"\r\n"];
        
        NSData *stringM_data = [stringM dataUsingEncoding:NSUTF8StringEncoding];
        [dataM appendData:stringM_data];
        
        //    NSData *file_data = [NSData dataWithContentsOfFile:filePath];
        [dataM appendData:filedata];
        
        NSString *end = [NSString stringWithFormat:@"\r\n--%@--",BOUNDARY];
        [dataM appendData:[end dataUsingEncoding:NSUTF8StringEncoding]];
        
    } else {
        
        NSData *stringM_data = [stringM dataUsingEncoding:NSUTF8StringEncoding];
        [dataM appendData:stringM_data];
        NSString *end = [NSString stringWithFormat:@"\r\n--%@--",BOUNDARY];
        [dataM appendData:[end dataUsingEncoding:NSUTF8StringEncoding]];
    }
    
    // Data
    NSData *data = dataM;
    
    
    // 可变请求
    NSURL *url = [NSURL URLWithString:urlString];
    NSMutableURLRequest *requestM = [NSMutableURLRequest requestWithURL:url
                                                            cachePolicy:NSURLRequestReloadIgnoringLocalCacheData timeoutInterval:JSON_TIMEOUT];
    // line note
    requestM.HTTPMethod = @"POST";
    
    // request header
    [requestM addValue:@"close" forHTTPHeaderField:@"Connection"];
    
    [requestM addValue:[NSString stringWithFormat:@"multipart/form-data; boundary=%@",BOUNDARY] forHTTPHeaderField:@"Content-Type"];
    
    [requestM addValue:@"multipart/form-data" forHTTPHeaderField:@"enctype"];
    
    [requestM addValue:[NSString stringWithFormat:@"%lu", (unsigned long)[data length]] forHTTPHeaderField:@"Content-Length"];
    
    // request body
    requestM.HTTPBody = data;
    
    
    
    NSURLSession *urlSession = [self standSession];
    
    if (urlSession.delegate) {
        if ([urlSession.delegate isKindOfClass:[RANetworkTaskDelegate class]]) {
            
            RANetworkTaskDelegate *delegate = (RANetworkTaskDelegate *)urlSession.delegate;
            
            if (p) {
                delegate.p = p;
            }
            
            if (r) {
                delegate.r = r;
            }
            
            if (decrypt) {
                delegate.decryptHandler = decrypt;
            }
            
        }
    }
    
    NSURLSessionDataTask *dataTask = [urlSession uploadTaskWithRequest:requestM fromData:data];
    
    [dataTask resume];
    
    return dataTask;
}
+ (NSURLSessionTask *)upload:(NSString *)filePath  Params:(NSDictionary *)params ToHost:(NSString *)urlString Result:(resultHandler)r Progress:(progressHandler)p DecryptHandler:(id (^)(NSString *))decrypt {
    
    
    NSString *fileName = [filePath lastPathComponent];
    
    
        NSData *file_data = [NSData dataWithContentsOfFile:filePath];
    
    return [self upload:file_data FileName:fileName Params:params ToHost:urlString Result:r Progress:p DecryptHandler:decrypt];
//
//    NSMutableData *dataM = [NSMutableData data];
//
//    NSMutableString *stringM = [NSMutableString string];
//
//
//    DebugLog(@"================parms==================");
//
//
//
//    for (NSString *key in params) {
//
//        [stringM appendString:[NSString stringWithFormat:@"--%@\r\n",BOUNDARY]];
//        [stringM appendFormat:@"Content-Type: text/plain; charset=UTF-8\r\n"];
//        [stringM appendFormat:@"Content-Disposition: form-data; name=\"%@\"\r\n\r\n",key];
//        [stringM appendFormat:@"%@\r\n",[params objectForKey:key]];
//
//
//        DebugLog(@"parameter: key=%@   value=%@",key,[params objectForKey:key]);
//    }
//    DebugLog(@"================parms==================");
//    [stringM appendString:[NSString stringWithFormat:@"--%@\r\n",BOUNDARY]];
//
//    [stringM appendFormat:@"Content-Disposition: form-data; name=\"upfile\"; filename=%@\r\n",fileName];
//    [stringM appendString:@"Content-Type: application/mac-binary\r\n"];
//    [stringM appendString:@"\r\n"];
//
//    NSData *stringM_data = [stringM dataUsingEncoding:NSUTF8StringEncoding];
//    [dataM appendData:stringM_data];
//
//    NSData *file_data = [NSData dataWithContentsOfFile:filePath];
//    [dataM appendData:file_data];
//
//    NSString *end = [NSString stringWithFormat:@"\r\n--%@--",BOUNDARY];
//    [dataM appendData:[end dataUsingEncoding:NSUTF8StringEncoding]];
//
//    // Data
//    NSData *data = dataM;
//
//
//    // 可变请求
//    NSURL *url = [NSURL URLWithString:urlString];
//    NSMutableURLRequest *requestM = [NSMutableURLRequest requestWithURL:url
//                                                            cachePolicy:NSURLRequestReloadIgnoringLocalCacheData timeoutInterval:JSON_TIMEOUT];
//    // line note
//    requestM.HTTPMethod = @"POST";
//
//    // request header
//    [requestM addValue:@"close" forHTTPHeaderField:@"Connection"];
//
//    [requestM addValue:[NSString stringWithFormat:@"multipart/form-data; boundary=%@",BOUNDARY] forHTTPHeaderField:@"Content-Type"];
//
//    [requestM addValue:[NSString stringWithFormat:@"%lu", (unsigned long)[data length]] forHTTPHeaderField:@"Content-Length"];
//
//    // request body
//    requestM.HTTPBody = data;
//
//
//
//    NSURLSession *urlSession = [self standSession];
//
//    if (urlSession.delegate) {
//        if ([urlSession.delegate isKindOfClass:[RANetworkTaskDelegate class]]) {
//
//            RANetworkTaskDelegate *delegate = (RANetworkTaskDelegate *)urlSession.delegate;
//
//            if (p) {
//                delegate.p = p;
//            }
//
//            if (r) {
//                delegate.r = r;
//            }
//
//            if (decrypt) {
//                delegate.decryptHandler = decrypt;
//            }
//
//        }
//    }
//
//    NSURLSessionDataTask *dataTask = [urlSession uploadTaskWithRequest:requestM fromData:data];
//
//    [dataTask resume];
//
//    return dataTask;
}




+ (NSURLSession *)standSession {
    NSURLSession *session = nil;
    
    RANetworkTaskDelegate *delegate = [RANetworkTaskDelegate sharedInstance];
    
    NSURLSessionConfiguration *config = [NSURLSessionConfiguration defaultSessionConfiguration];
    config.timeoutIntervalForRequest = JSON_TIMEOUT;
    
    NSOperationQueue *queue = [[NSOperationQueue alloc] init];
    
    session = [NSURLSession sessionWithConfiguration:config delegate:delegate delegateQueue:queue];
    
    return session;
}

+ (NSURLSessionDataTask *)downloadFileOffset:(NSUInteger)offset Param:(NSDictionary *)param from:(NSString *)url method:(NSString *)method toPath:(NSString *)path progressHandler:(progressHandler)progressHandler completionHandler:(resultHandler)result {
    
    NSURLSession *sessoin = [self standSession];
    
    RANetworkTaskDelegate *delegate = (RANetworkTaskDelegate *)sessoin.delegate;
    delegate.downloadTask = YES;
    delegate.fileCachePath = path;
    if (progressHandler) {
        delegate.p = progressHandler;
    }
    
    if (result) {
        delegate.r = result;
    }
    
    NSMutableURLRequest *req = [NSMutableURLRequest requestWithURL:[NSURL URLWithString:url]];
    
    req.HTTPMethod = method;
    
    if (offset > 0) {
        [req addValue:[NSString stringWithFormat:@"bytes=%ld-",(unsigned long)offset] forHTTPHeaderField:@"Range"];
    }
    
    // 拼接参数
    if (param && param.allValues.count > 0) {
        __block NSMutableArray *paramArr = [NSMutableArray array];
        [param enumerateKeysAndObjectsUsingBlock:^(id  _Nonnull key, id  _Nonnull obj, BOOL * _Nonnull stop) {
            [paramArr addObject:[NSString stringWithFormat:@"%@=%@",key,obj]];
        }];
        NSString *paramStr = [paramArr componentsJoinedByString:@"&"];
        
        req.HTTPBody = [paramStr dataUsingEncoding:NSUTF8StringEncoding];
    }

    NSURLSessionDataTask *downloadTask = [sessoin dataTaskWithRequest:req];
    
    [downloadTask resume];
        
    return downloadTask;

    
}

#pragma mark new interface

+(NSMutableDictionary*) prepare_addtional_params:(NSMutableDictionary* ) params
{

//
//    NSString *userAction = [params valueForKey:kAction];
//    NSMutableDictionary *extra = [[params valueForKey:kExtra] mutableCopy];
//    if ([userAction isEqualToString:@"Login"]) {
//        if (!extra) {
//            extra = [NSMutableDictionary dictionary];
//        }
//        [extra setObject:[params objectForKey:@"user"] forKey:@"user"];
//    }
    
    return params;
}


+(NSData*)request_interface : (NSString*) url parameters:(NSMutableDictionary *) params  err_record_url:(NSString* )recorder_url completionHandler:(resultHandler)result retry:(int) retry
{
//    __block int retry = 0;
    
    
    
        if(![NetworkUtils IsNetworkAvailable])
        {
            
            result([[RAConvertor string2dict:[NSString stringWithFormat:@"{'result':%d}",RESULT_NET_NOTAVAILABLE]] mutableCopy]);
    //        return detailContent;
            return nil;
        }

    params = [self prepare_addtional_params:params];
    
    
//repeat:
//    {
        
        //    return [self fake_json:url];
        
        //    AppDelegate *appDelegate = (AppDelegate*)[[UIApplication sharedApplication] delegate];
        //分界线的标识符
        NSString *TWITTERFON_FORM_BOUNDARY = @"AaB03x";
        //根据url初始化request
        NSMutableURLRequest* request = [NSMutableURLRequest requestWithURL:[NSURL URLWithString:url]
                                                               cachePolicy:NSURLRequestReloadIgnoringLocalCacheData
                                                           timeoutInterval:JSON_TIMEOUT];

        //分界线 --AaB03x
        NSString *MPboundary=[[NSString alloc]initWithFormat:@"--%@",TWITTERFON_FORM_BOUNDARY];
        //结束符 AaB03x--
        NSString *endMPboundary=[[NSString alloc]initWithFormat:@"%@--",MPboundary];
        //要上传的图片
        //    UIImage *image=[params objectForKey:@"pic"];
        //得到图片的data
        /*
//            NSData* data = [NSData dataWithContentsOfFile:file_path];
         
         */
        //http body的字符串
        NSMutableString *body=[[NSMutableString alloc]init];
        
        //    NSMutableDictionary* params = [[NSMutableDictionary alloc] init];
        //     [params setValue:@"handset_login" forKey:@"action"];
        //    [headers setValue:[NSString stringWithFormat:@"%d",dataLength] forKey:@"Content-Length"];
        
        //    [params setValue:appDelegate.sessionid forKey:@"sessionid"];
        //   [params setValue:password forKey:@"password"];
        //    [params setValue:[NSString stringWithFormat:@"%d",ver]  forKey:@"auth_ver"];
        
        
        
        //    [headers setValue:headQuerlString forKey:@"param"];
        
        //参数的集合的所有key的集合
        NSArray *keys= [params allKeys];
        DebugLog(@"================parms==================");
        //遍历keys
        for(int i=0;i<[keys count];i++)
        {
            //得到当前key
            NSString *key=[keys objectAtIndex:i];
            //如果key不是pic，说明value是字符类型，比如name：Boris
            if(![key isEqualToString:@"pic"])
            {
                //添加分界线，换行
                [body appendFormat:@"%@\r\n",MPboundary];
                //添加字段名称，换2行
                [body appendFormat:@"Content-Disposition: form-data; name=\"%@\"\r\n\r\n",key];
                //添加字段的值
                [body appendFormat:@"%@\r\n",[params objectForKey:key]];
                DebugLog(@"parameter: key=%@   value=%@",key,[params objectForKey:key]);
            }
        }
        DebugLog(@"================parms==================");
        ////添加分界线，换行
       /* [body appendFormat:@"%@\r\n",MPboundary];
        
        
        //声明pic字段，文件名为boris.png
        
        NSString * file_format=[NSString stringWithFormat:@"Content-Disposition: form-data; name=\"upfile\"; filename=\"%@\"\r\n", [file_path lastPathComponent]];

        
        
        [body appendFormat:@"%@", file_format];
        //声明上传文件的格式
        [body appendFormat:@"Content-Type: application/zip\r\n\r\n"];
        
        
        */
        //声明结束符：--AaB03x--
        NSString *end=[[NSString alloc]initWithFormat:@"\r\n%@",endMPboundary];
        //声明myRequestData，用来放入http body
        NSMutableData *myRequestData=[NSMutableData data];
        //将body字符串转化为UTF8格式的二进制
        [myRequestData appendData:[body dataUsingEncoding:NSUTF8StringEncoding]];
        
        
        /*
        //将image的data加入
            [myRequestData appendData:data];
        
        */
        
        //加入结束符--AaB03x--
        [myRequestData appendData:[end dataUsingEncoding:NSUTF8StringEncoding]];
        
        
        
        
        //设置HTTPHeader中Content-Type的值
        NSString *content=[[NSString alloc]initWithFormat:@"multipart/form-data; boundary=%@",TWITTERFON_FORM_BOUNDARY];
        //设置HTTPHeader
        [request setValue:content forHTTPHeaderField:@"Content-Type"];
        
        [request setValue:@"multipart/form-data" forHTTPHeaderField:@"enctype"];
        
        // 关闭keep alive
        [request setValue:@"close" forHTTPHeaderField:@"Connection"];
        //设置Content-Length
        [request setValue:[NSString stringWithFormat:@"%lu", (unsigned long)[myRequestData length]] forHTTPHeaderField:@"Content-Length"];
        //设置http body
        [request setHTTPBody:myRequestData];
        //http method
        [request setHTTPMethod:@"POST"];
        
        
        
         
         NSURLSession *urlSession = [self standSession];
         
         if (urlSession.delegate) {
             if ([urlSession.delegate isKindOfClass:[RANetworkTaskDelegate class]]) {
                 
                 RANetworkTaskDelegate *delegate = (RANetworkTaskDelegate *)urlSession.delegate;
                 
//                 if (p) {
//                     delegate.p = p;
//                 }
//
                 if (result) {
                     delegate.r = result;
                 }
//
//                 if (decrypt) {
//                     delegate.decryptHandler = decrypt;
//                 }
                 
             }
         }
         
        NSURLSessionDataTask *dataTask =[urlSession dataTaskWithRequest:request completionHandler:^(NSData * _Nullable data, NSURLResponse * _Nullable response, NSError * _Nullable error) {
            
                        NSData *responseData =data;
                        NSHTTPURLResponse* urlResponse =response;
                        if (responseData==nil) {

                            //            DebugLog(@"response error:%@", [error localizedDescription]);


                            NSMutableDictionary* ret = [[NSMutableDictionary alloc] init];
                            //#define RESULT_FALSE 0
                            //#define RESULT_TRUE         2
                            //#define RESULT_NET_ERROR             -3
                            //#define RESULT_NET_NOTAVAILABLE          -4
                            //#define RESULT_ERROR                 -5
                            //#define RESULT_LOCALFILE_ERROR             -7
                            //#define RESULT_USERAUTH_ERROR             -9
                            //#define RESULT_UPDATE_USERAUTH_ERROR     -11
                            //#define RESULT_SESSION_EXPIRED              -13
                            //#define RESULT_VER_LOW

                            //     NSString * moreinfo = error.description ;

                            NSString* err_msg = [error localizedDescription];


                            //-----------------retry 3 times for error code -1005------------------------
                            if(error.code==-1005&&retry<3)
                            {
                                int new_retry=retry+1;
                                [self request_interface:url parameters:params err_record_url:recorder_url completionHandler:result retry:new_retry];
                                return;
            //                    retry++;
            //                    goto repeat;

                            }
                            //-----------------end retry 3 times for error code -1005------------------------

                            NSDictionary* error_json = [RAUtils error_dict:error];
                            [ret setObject:error_json forKey:@"err_obj"];
                            NSString* resp_msg= nil;

                            if(err_msg.length==0)
                            {
                                err_msg =[NSHTTPURLResponse localizedStringForStatusCode:urlResponse.statusCode];
                                resp_msg = err_msg;
                            }
                            [ret setValue:[NSString stringWithFormat:@"%d",RESULT_NET_ERROR] forKey:@"result"];
                            [ret setValue:err_msg forKey:@"err_msg"];
                            [ret setValue:resp_msg forKey:@"resp_msg"];
                            [ret setValue:[NSString stringWithFormat:@"%ld",(long)urlResponse.statusCode] forKey:@"resp_code"];


                            NSData *jsonData = [NSJSONSerialization dataWithJSONObject:ret
                                                                               options:0
                                                                                 error:nil];
                            if(![url isEqualToString:recorder_url])
                            {
                                [self err_log:[RAUtils base64en:[RAConvertor dict2string:params]] result:[RAUtils base64en:[RAConvertor dict2string:ret]] module:url code:RESULT_NET_ERROR];
                            }
                            if(result)
                                return result([[RAConvertor data2dict:jsonData] mutableCopy]);

                        }
                        else
                        {
                            NSDictionary* dict =[RAConvertor data2dict:responseData];
                            dispatch_async(dispatch_get_main_queue(), ^{
                                if(result)
                                    return result([[RAConvertor data2dict:responseData] mutableCopy]);
                            });
                            
                        }
                    
        }];
//         NSURLSessionDataTask *dataTask = [urlSession dataTaskWithRequest:request ];
         
         [dataTask resume];
         
         return nil;
         
         
         
        
//
//
//        NSHTTPURLResponse* urlResponse = nil;
//
//        NSError *error = nil;
//        NSLog(@"begin request %@",url);
//
//        NSData *responseData = [NSURLConnection sendSynchronousRequest:request returningResponse:&urlResponse error:&error];
//
//
//        DebugLog(@"url: %@",url);
//
//        DebugLog(@"response: %@",[NSHTTPURLResponse localizedStringForStatusCode:urlResponse.statusCode]);
//
//
//        NSLog(@"get response");
//        if (responseData==nil) {
//
//            //            DebugLog(@"response error:%@", [error localizedDescription]);
//
//
//            NSMutableDictionary* ret = [[NSMutableDictionary alloc] init];
//            //#define RESULT_FALSE 0
//            //#define RESULT_TRUE         2
//            //#define RESULT_NET_ERROR             -3
//            //#define RESULT_NET_NOTAVAILABLE          -4
//            //#define RESULT_ERROR                 -5
//            //#define RESULT_LOCALFILE_ERROR             -7
//            //#define RESULT_USERAUTH_ERROR             -9
//            //#define RESULT_UPDATE_USERAUTH_ERROR     -11
//            //#define RESULT_SESSION_EXPIRED              -13
//            //#define RESULT_VER_LOW
//
//            //     NSString * moreinfo = error.description ;
//
//            NSString* err_msg = [error localizedDescription];
//
//
//            //-----------------retry 3 times for error code -1005------------------------
//            if(error.code==-1005&&retry<3)
//            {
//                retry++;
//                goto repeat;
//
//            }
//            //-----------------end retry 3 times for error code -1005------------------------
//
//            NSDictionary* error_json = [RAUtils error_dict:error];
//            [ret setObject:error_json forKey:@"err_obj"];
//            NSString* resp_msg= nil;
//
//            if(err_msg.length==0)
//            {
//                err_msg =[NSHTTPURLResponse localizedStringForStatusCode:urlResponse.statusCode];
//                resp_msg = err_msg;
//            }
//            [ret setValue:[NSString stringWithFormat:@"%d",RESULT_NET_ERROR] forKey:@"result"];
//            [ret setValue:err_msg forKey:@"err_msg"];
//            [ret setValue:resp_msg forKey:@"resp_msg"];
//            [ret setValue:[NSString stringWithFormat:@"%ld",(long)urlResponse.statusCode] forKey:@"resp_code"];
//
//
//            NSData *jsonData = [NSJSONSerialization dataWithJSONObject:ret
//                                                               options:0
//                                                                 error:nil];
//            if(![url isEqualToString:recorder_url])
//            {
//                [self err_log:[RAUtils base64en:[RAConvertor dict2string:params]] result:[RAUtils base64en:[RAConvertor dict2string:ret]] module:url code:RESULT_NET_ERROR];
//            }
//            return jsonData;
//
//        }
//        else
//        {
//          //  NSString* err_msg = [error localizedDescription];
//            NSMutableString *str = [[NSMutableString alloc] initWithData:responseData encoding:NSUTF8StringEncoding];
//
//            DebugLog(@"data string: %@",str);
//            NSError *error1 = nil;
//
//            NSMutableDictionary* jsobj = [[NSJSONSerialization JSONObjectWithData:responseData options:NSJSONReadingMutableContainers error:&error1] mutableCopy];
//
//            if(jsobj==nil)// 服务器返回不是json
//            {
//
//                jsobj=[[NSMutableDictionary alloc] init];
//                [jsobj setValue:[NSNumber numberWithInt:RESULT_NO_RESPONSE] forKey:@"result"];
//
//            }
////            if([jsobj[@"encrypt"] boolValue]==true)
////            {
////                jsobj = decryptBlock(jsobj);
////            }
////            if (resultBlock) {
////                jsobj = resultBlock(jsobj);
////            }
//
//            int result=[[jsobj valueForKey:@"result"] intValue];
//            if(![url isEqualToString:recorder_url]&&/*![url isEqualToString:URL_DOWNLOAD_OFFLINE]&&*/result!=2&&result!=99)
//            {
//                [self err_log:[RAUtils base64en:[RAConvertor dict2string:params]] result:[RAUtils base64en:str] module:url code:result];
//            }
//            NSData *jsonData = [NSJSONSerialization dataWithJSONObject:jsobj
//                                                               options:0
//                                                                 error:nil];
//            return jsonData;
//
//        }
//        return responseData;
//    }
}
@end