- +(NSString *)PostImagesToServer:(NSString *) strUrl dicPostParams:(NSMutableDictionary *)params dicImages:(NSMutableDictionary *) dicImages{
- NSString * res;
- //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:strUrl] cachePolicy:NSURLRequestReloadIgnoringLocalCacheData timeoutInterval:10];
- NSURL *url = [NSURL URLWithString:strUrl];
- NSMutableURLRequest *request = [NSMutableURLRequest requestWithURL:url];
- //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 = UIImagePNGRepresentation(image);
- //http body的字符串
- NSMutableString *body=[[NSMutableString alloc]init];
- //参数的集合的所有key的集合
- NSArray *keys= [params allKeys];
- //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];
- //[body appendString:@"Content-Transfer-Encoding: 8bit"];
- //添加字段的值
- [body appendFormat:@"%@\r\n",[params objectForKey:key]];
- //}
- }
- ////添加分界线,换行
- //[body appendFormat:@"%@\r\n",MPboundary];
- //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]];
- //循环加入上传图片
- keys = [dicImages allKeys];
- for(int i = 0; i< [keys count] ; i++){
- //要上传的图片
- image = [dicImages objectForKey:[keys objectAtIndex:i ]];
- //得到图片的data
- NSData* data = UIImageJPEGRepresentation(image, 0.0);
- NSMutableString *imgbody = [[NSMutableString alloc] init];
- //此处循环添加图片文件
- //添加图片信息字段
- //声明pic字段,文件名为boris.png
- //[body appendFormat:[NSString stringWithFormat: @"Content-Disposition: form-data; name=\"File\"; filename=\"%@\"\r\n", [keys objectAtIndex:i]]];
- ////添加分界线,换行
- [imgbody appendFormat:@"%@\r\n",MPboundary];
- [imgbody appendFormat:@"Content-Disposition: form-data; name=\"File%d\"; filename=\"%@.jpg\"\r\n", i, [keys objectAtIndex:i]];
- //声明上传文件的格式
- [imgbody appendFormat:@"Content-Type: application/octet-stream; charset=utf-8\r\n\r\n"];
- NSLog(@"上传的图片:%d %@", i, [keys objectAtIndex:i]);
- //将body字符串转化为UTF8格式的二进制
- //[myRequestData appendData:[body dataUsingEncoding:NSUTF8StringEncoding]];
- [myRequestData appendData:[imgbody dataUsingEncoding:NSUTF8StringEncoding]];
- //将image的data加入
- [myRequestData appendData:data];
- [myRequestData appendData:[ @"\r\n" dataUsingEncoding:NSUTF8StringEncoding]];
- }
- //声明结束符:--AaB03x--
- NSString *end=[[NSString alloc]initWithFormat:@"%@\r\n",endMPboundary];
- //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:@"keep-alive" forHTTPHeaderField:@"connection"];
- //[request setValue:@"UTF-8" forHTTPHeaderField:@"Charsert"];
- //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"];
- //建立连接,设置代理
- //NSURLConnection *conn = [[NSURLConnection alloc] initWithRequest:request delegate:self];
- //设置接受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(@"服务器返回:%@", res);
- return res;
- }
来源: http://www.phpxs.com/code/1005668/