iOS多圖片上傳

標籤：ios   多圖片上傳   

開始學習Objc20多天了，最近在弄多檔案上傳，在網上找了些代碼，只是單檔案的，折騰了兩天，終於改成多檔案上傳的了。
xcode 6.1
iOS 8.0測試成功
希望別的人不要像我一樣花時間在修改上。時間就是生命啊。。

+(NSString *)PostImagesToServer:(NSString *) strUrl dicPostParams:(NSMutableDictionary *)params dicImages:(NSMutableDictionary *) dicImages{    NSString * res;            //分界線的標識符    NSString *TWITTERFON_FORM_BOUNDARY = @"AaB03x";    //根據url初始化request    //NSMutableURLRequest* request = [NSMutableURLRequest requestWithURL:[NSURL URLWithString:strUrl] cachePolicy:NSURLRequestReloadIgnoringLocalCacheData timeoutInterval:10];        NSURL *url = [NSURL URLWithString:strUrl];    NSMutableURLRequest *request = [NSMutableURLRequest requestWithURL:url];    //分界線 --AaB03x    NSString *MPboundary=[[NSString alloc]initWithFormat:@"--%@",TWITTERFON_FORM_BOUNDARY];    //結束符 AaB03x--    NSString *endMPboundary=[[NSString alloc]initWithFormat:@"%@--",MPboundary];    //要上傳的圖片    UIImage *image;//=[params objectForKey:@"pic"];    //得到圖片的data    //NSData* data = UIImagePNGRepresentation(image);    //http body的字串    NSMutableString *body=[[NSMutableString alloc]init];    //參數的集合的所有key的集合    NSArray *keys= [params allKeys];        //遍曆keys    for(int i=0;i<[keys count];i++) {        //得到當前key        NSString *key=[keys objectAtIndex:i];        //如果key不是pic，說明value是字元類型，比如name：Boris        //if(![key isEqualToString:@"pic"]) {            //添加分界線，換行            [body appendFormat:@"%@\r\n",MPboundary];            //添加欄位名稱，換2行            [body appendFormat:@"Content-Disposition: form-data; name=\"%@\"\r\n\r\n",key];            //[body appendString:@"Content-Transfer-Encoding: 8bit"];            //添加欄位的值            [body appendFormat:@"%@\r\n",[params objectForKey:key]];        //}    }    ////添加分界線，換行    //[body appendFormat:@"%@\r\n",MPboundary];        //聲明myRequestData，用來放入http body    NSMutableData *myRequestData=[NSMutableData data];    //將body字串轉化為UTF8格式的二進位    [myRequestData appendData:[body dataUsingEncoding:NSUTF8StringEncoding]];        //迴圈加入上傳圖片    keys = [dicImages allKeys];    for(int i = 0; i< [keys count] ; i++){        //要上傳的圖片        image = [dicImages objectForKey:[keys objectAtIndex:i ]];        //得到圖片的data        NSData* data =  UIImageJPEGRepresentation(image, 0.0);        NSMutableString *imgbody = [[NSMutableString alloc] init];        //此處迴圈添加圖片檔案        //添加圖片資訊欄位        //聲明pic欄位，檔案名稱為boris.png        //[body appendFormat:[NSString stringWithFormat: @"Content-Disposition: form-data; name=\"File\"; filename=\"%@\"\r\n", [keys objectAtIndex:i]]];                ////添加分界線，換行        [imgbody appendFormat:@"%@\r\n",MPboundary];        [imgbody appendFormat:@"Content-Disposition: form-data; name=\"File%d\"; filename=\"%@.jpg\"\r\n", i, [keys objectAtIndex:i]];        //聲明上傳檔案的格式        [imgbody appendFormat:@"Content-Type: application/octet-stream; charset=utf-8\r\n\r\n"];                NSLog(@"上傳的圖片：%d  %@", i, [keys objectAtIndex:i]);                //將body字串轉化為UTF8格式的二進位        //[myRequestData appendData:[body dataUsingEncoding:NSUTF8StringEncoding]];        [myRequestData appendData:[imgbody dataUsingEncoding:NSUTF8StringEncoding]];        //將image的data加入        [myRequestData appendData:data];        [myRequestData appendData:[ @"\r\n" dataUsingEncoding:NSUTF8StringEncoding]];    }    //聲明結束符：--AaB03x--    NSString *end=[[NSString alloc]initWithFormat:@"%@\r\n",endMPboundary];    //加入結束符--AaB03x--    [myRequestData appendData:[end dataUsingEncoding:NSUTF8StringEncoding]];        //設定HTTPHeader中Content-Type的值    NSString *content=[[NSString alloc]initWithFormat:@"multipart/form-data; boundary=%@",TWITTERFON_FORM_BOUNDARY];    //設定HTTPHeader    [request setValue:content forHTTPHeaderField:@"Content-Type"];    //[request setValue:@"keep-alive" forHTTPHeaderField:@"connection"];    //[request setValue:@"UTF-8" forHTTPHeaderField:@"Charsert"];    //設定Content-Length    [request setValue:[NSString stringWithFormat:@"%lu", (unsigned long)[myRequestData length]] forHTTPHeaderField:@"Content-Length"];    //設定http body    [request setHTTPBody:myRequestData];    //http method    [request setHTTPMethod:@"POST"];        //建立串連，設定代理    //NSURLConnection *conn = [[NSURLConnection alloc] initWithRequest:request delegate:self];        //設定接受response的data         NSData *mResponseData;    NSError *err = nil;    mResponseData = [NSURLConnection sendSynchronousRequest:request returningResponse:nil error:&err];        if(mResponseData == nil){        NSLog(@"err code : %@", [err localizedDescription]);    }    res = [[NSString alloc] initWithData:mResponseData encoding:NSUTF8StringEncoding];    /*    if (conn) {        mResponseData = [NSMutableData data];        mResponseData = [NSURLConnection sendSynchronousRequest:request returningResponse:nil error:&err];                if(mResponseData == nil){            NSLog(@"err code : %@", [err localizedDescription]);        }        res = [[NSString alloc] initWithData:mResponseData encoding:NSUTF8StringEncoding];    }else{        res = [[NSString alloc] init];    }*/    NSLog(@"伺服器返回：%@", res);    return res;}

iOS多圖片上傳