/// <summary>
/// 存储由头像Flash上传的临时图片
/// </summary>
/// <param name="Request"></param>
/// <param name="physicalFile">输出物理路径</param>
/// <returns>返回临时文件的引用URL</returns>
public string SaveTempAvatar(AuthUser operatorUser, HttpRequest Request, out string physicalFile)
{
if (operatorUser == User.Guest)
{
ThrowError(new NotLoginError());
physicalFile = string.Empty;
return(string.Empty);
}
if (Request.Files.Count == 0 || Request.FilePath.Length == 0)
{
throw new Exception("无法得到上传的文件");
}
HttpPostedFile avatarFile = Request.Files[0];
string contentType = avatarFile.ContentType;
string extendName = Path.GetExtension(avatarFile.FileName).ToLower();
if (extendName != ".png" &&
extendName != ".gif" &&
extendName != ".jpg" &&
extendName != ".jpeg" &&
extendName != ".bmp")
{
throw new Exception("头像的文件扩展名不能是" + extendName);
}
string fileName = Guid.NewGuid().ToString("N") + extendName;
string tempAvatarDirectory = Globals.GetPath(SystemDirecotry.Temp_Avatar);
IOUtil.CreateDirectoryIfNotExists(tempAvatarDirectory);
physicalFile = IOUtil.JoinPath(tempAvatarDirectory, fileName);
avatarFile.SaveAs(physicalFile);
return(Globals.GetVirtualPath(SystemDirecotry.Temp_Avatar, fileName));
}
/// <summary>
/// 处理由头像Flash上传的已经截取好的图片（三个尺寸）
/// </summary>
/// <param name="Request"></param>
public void SaveAvatar(AuthUser operatorUser, int targetUserID, HttpRequest request)
{
if (operatorUser == User.Guest)
{
ThrowError(new NotLoginError());
return;
}
if (operatorUser.UserID != targetUserID)
{
if (!CanEditUserAvatar(operatorUser, targetUserID))
{
return;
}
}
string tempFilename = request.QueryString["file"];
string extendName = Path.GetExtension(tempFilename).ToLower();
if (extendName != ".png" &&
extendName != ".gif" &&
extendName != ".jpg" &&
extendName != ".jpeg" &&
extendName != ".bmp")
{
throw new Exception("头像的文件扩展名不能是" + extendName);
}
uint length = 0;
int lastIndex = 0;
byte[] data = request.BinaryRead(request.TotalBytes);
byte[] avatarData, dataLength, sizeArray;
int sizeIndex = 0;
UserAvatarSize avatarSize;
dataLength = new byte[4];
sizeArray = StringUtil.Split <byte>(request.Headers["size"]);
bool isUnappreved;
//如果开启了头像审查，且操作者没有审查头像的权限，那么头像就应该是未审核状态
if (AllSettings.Current.AvatarSettings.EnableAvatarCheck
&&
CanAvatarCheck(operatorUser) == false)
{
isUnappreved = true;
}
else
{
isUnappreved = false;
}
//同时上传3个尺寸的头像。 分割数据
while (lastIndex < data.Length)
{
dataLength[0] = data[lastIndex];
dataLength[1] = data[lastIndex + 1];
dataLength[2] = data[lastIndex + 2];
dataLength[3] = data[lastIndex + 3];
Array.Reverse(dataLength);
length = BitConverter.ToUInt32(dataLength, 0);
lastIndex += 4;
avatarData = new byte[length];
for (int i = 0; i < length; i++)
{
avatarData[i] = data[lastIndex + i];
}
lastIndex += (int)length;
if (sizeArray[sizeIndex] == 24)
{
avatarSize = UserAvatarSize.Small;
}
else if (sizeArray[sizeIndex] == 120)
{
avatarSize = UserAvatarSize.Big;
}
else
{
avatarSize = UserAvatarSize.Default;
}
string savePath = BuildAvatarPath(targetUserID, isUnappreved, avatarSize, extendName);
IOUtil.CreateDirectoryIfNotExists(Path.GetDirectoryName(savePath));
using (FileStream file = new FileStream(savePath, FileMode.Create))
{
file.Write(avatarData, 0, avatarData.Length);
}
//UploadAvatar(operatorUser, targetUserID, temp, avatarType, extendName);
sizeIndex++;
}
#region 对用户进行积分操作
if (isUnappreved)
{
string savePath = UrlUtil.JoinUrl(Globals.GetVirtualPath(SystemDirecotry.Upload_Avatar), Consts.User_UncheckAvatarSuffix, "{0}", GetAvatarLevel(targetUserID, "\\", extendName));
UserTempDataBO.Instance.SaveData(targetUserID, UserTempDataType.Avatar, savePath, true);
}
else
{
AuthUser user = GetAuthUser(targetUserID, true);
string savePath = GetAvatarLevel(targetUserID, "/", extendName);
user.AvatarPropFlag.OriginalData = savePath;
UserDao.Instance.UpdateAvatar(targetUserID, user.AvatarPropFlag.GetStringForSave(), true);
//RemoveUserCache(targetUserID);
user.AvatarSrc = savePath;
user.ClearAvatarCache();
if (OnUserAvatarChanged != null)
{
string smallAvatarPath = UrlUtil.JoinUrl(Globals.SiteRoot, user.SmallAvatarPath);
string defaultAvatarPath = UrlUtil.JoinUrl(Globals.SiteRoot, user.AvatarPath);
string bigAvatarPath = UrlUtil.JoinUrl(Globals.SiteRoot, user.BigAvatarPath);
OnUserAvatarChanged(targetUserID, savePath, smallAvatarPath, defaultAvatarPath, bigAvatarPath);
}
}
#endregion
if (tempFilename.StartsWith(Globals.GetVirtualPath(SystemDirecotry.Temp_Avatar), StringComparison.OrdinalIgnoreCase))
{
IOUtil.DeleteFile(tempFilename); //删除用户制作头像时上传的临时文件
}
}
