iOS 上传文件

来源：互联网发布：easymule mac 编辑：程序博客网时间：2024/06/03 19:24
#define YYEncode(str) [str dataUsingEncoding:NSUTF8StringEncoding]-(void) uploadWithUrlStr:(NSString*)url images:(NSDictionary*) images withCardImage:(UIImage*) cardImage  parmas:(NSDictionary *)params{    // 文件上传    NSMutableURLRequest *request = [NSMutableURLRequest requestWithURL:[NSURL URLWithString:url]];    request.HTTPMethod = @"POST";    // 设置请求体    NSMutableData *body = [NSMutableData data];    /***************文件参数***************/    [images enumerateKeysAndObjectsUsingBlock:^(id  _Nonnull key, id  _Nonnull obj, BOOL * _Nonnull stop) {        // 参数开始的标志        [body appendData:YYEncode(@"--YY\r\n")]; NSString *disposition = [NSString stringWithFormat:@"Content-Disposition: form-data; name=\"%@\"; filename=\"%@\"\r\n", key, key]; [body appendData:YYEncode(disposition)]; NSString *type = [NSString stringWithFormat:@"Content-Type: %@\r\n", @"image/jpeg"]; [body appendData:YYEncode(type)]; [body appendData:YYEncode(@"\r\n")]; [body appendData:obj]; [body appendData:YYEncode(@"\r\n")];    }];    /***************普通参数***************/    [params enumerateKeysAndObjectsUsingBlock:^(id key, id obj, BOOL *stop) { // 参数开始的标志        [body appendData:YYEncode(@"--YY\r\n")];        NSString *disposition = [NSString stringWithFormat:@"Content-Disposition: form-data; name=\"%@\"\r\n", key]; [body appendData:YYEncode(disposition)];        [body appendData:YYEncode(@"\r\n")];        [body appendData:YYEncode(obj)];        [body appendData:YYEncode(@"\r\n")]; }];    /***************参数结束***************/ // YY--\r\n    [body appendData:YYEncode(@"--YY--\r\n")];    request.HTTPBody = body; // 设置请求头    // 请求体的长度    [request setValue:[NSString stringWithFormat:@"%zd", body.length] forHTTPHeaderField:@"Content-Length"];    // 声明这个POST请求是个文件上传    [request setValue:@"multipart/form-data; boundary=YY" forHTTPHeaderField:@"Content-Type"];    // 发送请求    [NSURLConnection sendAsynchronousRequest:request queue:[NSOperationQueue mainQueue] completionHandler:^(NSURLResponse *response, NSData *data, NSError *connectionError) {        if (data) {            NSDictionary *dict = [NSJSONSerialization JSONObjectWithData:data options:NSJSONReadingMutableLeaves error:nil];            NSLog(@"%@", dict);        } else {            NSLog(@"上传失败");        }    }];}
0 0