/// <summary>
/// 文件发送
/// </summary>
/// <param name="login"></param>
/// <param name="listViewItem"></param>
/// <param name="FilePath"></param>
/// <param name="FileName"></param>
public static void FileUpload(Login login, ListViewItem listViewItem, string FilePath, string FileName)
{
try
{
using (FileStream fileStream = File.OpenRead(FilePath))
{
// 设置请求参数
Dictionary <string, string> PostData = new Dictionary <string, string>();
PostData.Add("task", "1");
PostData.Add("folder_id", "-1");
PostData.Add("id", "WU_FILE_0");
PostData.Add("name", FilePath);
PostData.Add("type", GetType(Path.GetExtension(FilePath)));
PostData.Add("lastModifiedDate", ToGMTFormat(DateTime.Now));
PostData.Add("size", fileStream.Length.ToString());
UploadType uploadType = new UploadType
{
Login = login,
ViewItem = listViewItem,
FilePath = FilePath,
FileNameValue = FileName,
FileTypeExtension = GetType(Path.GetExtension(FilePath)),
UploadStream = fileStream,
PostData = PostData
};
// 执行上传
NetWork.UploadFile(uploadType, "https://up.woozooo.com/fileup.php");
}
}
catch (Exception ex)
{
Console.WriteLine("上传错信息: " + ex.Message);
}
}
public static void UploadFile(UploadType uploadType, string Url)
{
using (MemoryStream memoryStream = new MemoryStream())
{
// 定义分节符
// 分界线可以自定义参数
string boundary = string.Format("----{0}", DateTime.Now.Ticks.ToString("x")),
beginBoundary = string.Format("--{0}\r\n", boundary),
endBoundary = string.Format("\r\n--{0}--\r\n", boundary);
// 将字符串编码为字节序列
byte[] beginBoundaryBytes = Encoding.UTF8.GetBytes(beginBoundary),
endBoundaryBytes = Encoding.UTF8.GetBytes(endBoundary);
// 组装开始分界线数据体 到内存流中
memoryStream.Write(beginBoundaryBytes, 0, beginBoundaryBytes.Length);
// 请求参数写入数据流
foreach (KeyValuePair <string, string> keyValuePair in uploadType.PostData)
{
string parameterHeaderTemplate = string.Format("Content-Disposition: form-data; name=\"{0}\"\r\n\r\n{1}\r\n{2}", keyValuePair.Key, keyValuePair.Value, beginBoundary);
byte[] parameterHeaderBytes = Encoding.UTF8.GetBytes(parameterHeaderTemplate);
memoryStream.Write(parameterHeaderBytes, 0, parameterHeaderBytes.Length);
}
// 文件类型名称
string fileHeaderTemplate = string.Format("Content-Disposition: form-data; name=\"{0}\"; filename=\"{1}\"\r\nContent-Type: {2}\r\n\r\n", uploadType.FileNameKey, uploadType.FileNameValue, uploadType.FileTypeExtension);
byte[] fileHeaderBytes = Encoding.UTF8.GetBytes(fileHeaderTemplate);
memoryStream.Write(fileHeaderBytes, 0, fileHeaderBytes.Length);
// 组装文件流 到内存流中
byte[] buffer = new byte[1024 * 1024 * 1];
int size = uploadType.UploadStream.Read(buffer, 0, buffer.Length);
while (size > 0)
{
memoryStream.Write(buffer, 0, size);
size = uploadType.UploadStream.Read(buffer, 0, buffer.Length);
}
// 组装结束分界线数据体 到内存流中
memoryStream.Write(endBoundaryBytes, 0, endBoundaryBytes.Length);
// 获取二进制数据
byte[] postBytes = memoryStream.ToArray();
// HttpWebRequest 组装
HttpWebRequest webRequest = (HttpWebRequest)WebRequest.Create(new Uri(Url, UriKind.RelativeOrAbsolute));
webRequest.Method = "POST";
webRequest.Timeout = 20000;
webRequest.ServicePoint.Expect100Continue = false;
HttpRequestCachePolicy noCachePolicy = new HttpRequestCachePolicy(HttpRequestCacheLevel.NoCacheNoStore);
webRequest.CachePolicy = noCachePolicy;
ServicePoint currentServicePoint = webRequest.ServicePoint;
currentServicePoint.ConnectionLimit = 65500;
// 写入 ContentType
webRequest.ContentType = string.Format("multipart/form-data; boundary={0}", boundary);
webRequest.KeepAlive = false;
// 写入cookie
webRequest.CookieContainer = uploadType.Login.GetCookieContainer();
// 判断是否HTTPS请求
if (Regex.IsMatch(Url, "^https://"))
{
ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls;
ServicePointManager.ServerCertificateValidationCallback = CheckValidationResult;
}
// 9.写入上传请求数据
using (Stream requestStream = webRequest.GetRequestStream())
{
requestStream.Write(postBytes, 0, postBytes.Length);
requestStream.Close();
}
// 10.获取响应
using (HttpWebResponse webResponse = (HttpWebResponse)webRequest.GetResponse())
{
using (StreamReader reader = new StreamReader(webResponse.GetResponseStream(), Encoding.UTF8))
{
string body = reader.ReadToEnd();
ReturnJson ReturnJson = JsonConvert.DeserializeObject <ReturnJson>(body);
uploadType.ViewItem.SubItems[3].Text = ReturnJson.zt == 1 ? "√" : "X";
uploadType.ViewItem.SubItems[4].Text = ReturnJson.info;
reader.Close();
}
}
}
}
