/// <summary>
/// The get response attachment.
/// </summary>
/// <param name="context">
/// The context.
/// </param>
private void GetResponseAttachment([NotNull] HttpContext context)
{
try
{
// AttachmentID
using (DataTable dt = this.GetRepository<Attachment>().List(null, context.Request.QueryString.GetFirstOrDefaultAs<int>("a"), null, 0, 1000))
{
foreach (DataRow row in dt.Rows)
{
// TODO : check download permissions here
if (!this.CheckAccessRights(row["BoardID"], row["MessageID"]))
{
// tear it down
// no permission to download
context.Response.Write(
"You have insufficient rights to download this resource. Contact forum administrator for further details.");
return;
}
byte[] data;
if (row.IsNull("FileData"))
{
string sUpDir = YafBoardFolders.Current.Uploads;
string oldFileName =
context.Server.MapPath(
"{0}/{1}.{2}".FormatWith(sUpDir, row["MessageID"], row["FileName"]));
string newFileName =
context.Server.MapPath(
"{0}/{1}.{2}.yafupload".FormatWith(sUpDir, row["MessageID"], row["FileName"]));
// use the new fileName (with extension) if it exists...
string fileName = File.Exists(newFileName) ? newFileName : oldFileName;
using (var input = new FileStream(fileName, FileMode.Open, FileAccess.Read, FileShare.Read))
{
data = input.ToArray();
input.Close();
}
}
else
{
data = (byte[])row["FileData"];
}
context.Response.ContentType = row["ContentType"].ToString();
context.Response.AppendHeader(
"Content-Disposition",
"attachment; filename={0}".FormatWith(
HttpUtility.UrlPathEncode(row["FileName"].ToString()).Replace("+", "_")));
context.Response.OutputStream.Write(data, 0, data.Length);
this.GetRepository<Attachment>().IncrementDownloadCounter(context.Request.QueryString.GetFirstOrDefaultAs<int>("a"));
break;
}
}
}
catch (Exception x)
{
this.Get<ILogger>().Log(0, this, x, EventLogTypes.Information);
context.Response.Write(
"Error: Resource has been moved or is unavailable. Please contact the forum admin.");
}
}
// TommyB: Start MOD: PreviewImages ##########
/// <summary>
/// Gets the response image.
/// </summary>
/// <param name="context">The context.</param>
private void GetResponseImage([NotNull] HttpContext context)
{
try
{
var eTag = @"""{0}""".FormatWith(context.Request.QueryString.GetFirstOrDefault("i"));
if (context.Request.QueryString.GetFirstOrDefault("editor") == null)
{
// add a download count...
this.GetRepository<Attachment>()
.IncrementDownloadCounter(context.Request.QueryString.GetFirstOrDefaultAs<int>("i"));
}
if (CheckETag(context, eTag))
{
// found eTag... no need to resend/create this image
return;
}
// AttachmentID
var attachment =
this.GetRepository<Attachment>()
.ListTyped(attachmentID: context.Request.QueryString.GetFirstOrDefaultAs<int>("i"))
.FirstOrDefault();
var boardID = context.Request.QueryString.GetFirstOrDefault("b") != null
? context.Request.QueryString.GetFirstOrDefaultAs<int>("b")
: YafContext.Current.BoardSettings.BoardID;
// check download permissions here
if (!this.CheckAccessRights(boardID, attachment.MessageID))
{
// tear it down
// no permission to download
context.Response.Write(
"You have insufficient rights to download this resource. Contact forum administrator for further details.");
return;
}
byte[] data;
if (attachment.FileData == null)
{
var uploadFolder = YafBoardFolders.Current.Uploads;
var oldFileName =
context.Server.MapPath(
"{0}/{1}.{2}".FormatWith(
uploadFolder,
attachment.MessageID > 0
? attachment.MessageID.ToString()
: "u{0}".FormatWith(attachment.UserID),
attachment.FileName));
var newFileName =
context.Server.MapPath(
"{0}/{1}.{2}.yafupload".FormatWith(
uploadFolder,
attachment.MessageID > 0
? attachment.MessageID.ToString()
: "u{0}-{1}".FormatWith(attachment.UserID, attachment.ID),
attachment.FileName));
var fileName = oldFileName;
if (File.Exists(oldFileName))
{
fileName = oldFileName;
}
else
{
oldFileName =
context.Server.MapPath(
"{0}/{1}.{2}.yafupload".FormatWith(
uploadFolder,
attachment.MessageID > 0
? attachment.MessageID.ToString()
: "u{0}".FormatWith(attachment.UserID),
attachment.FileName));
// use the new fileName (with extension) if it exists...
fileName = File.Exists(newFileName) ? newFileName : oldFileName;
}
using (var input = new FileStream(fileName, FileMode.Open, FileAccess.Read, FileShare.Read))
{
data = input.ToArray();
input.Close();
}
}
else
{
data = attachment.FileData;
}
context.Response.ContentType = attachment.ContentType;
context.Response.Cache.SetCacheability(HttpCacheability.Public);
context.Response.Cache.SetETag(eTag);
context.Response.OutputStream.Write(data, 0, data.Length);
}
catch (Exception x)
{
this.Get<ILogger>()
.Log(
YafContext.Current.PageUserID,
this,
"URL: {0}<br />Referer URL: {1}<br />Exception: {2}".FormatWith(
context.Request.Url,
context.Request.UrlReferrer != null ? context.Request.UrlReferrer.AbsoluteUri : string.Empty,
x),
EventLogTypes.Information);
context.Response.Write(
"Error: Resource has been moved or is unavailable. Please contact the forum admin.");
}
}
// TommyB: Start MOD: PreviewImages ##########
/// <summary>
/// The get response image.
/// </summary>
/// <param name="context">
/// The context.
/// </param>
private void GetResponseImage([NotNull] HttpContext context)
{
try
{
string eTag = @"""{0}""".FormatWith(context.Request.QueryString.GetFirstOrDefault("i"));
if (CheckETag(context, eTag))
{
// found eTag... no need to resend/create this image -- just mark another view?
this.GetRepository<Attachment>().Download(context.Request.QueryString.GetFirstOrDefaultAs<int>("i"));
return;
}
// AttachmentID
using (DataTable dt = this.GetRepository<Attachment>().List(null, context.Request.QueryString.GetFirstOrDefaultAs<int>("i"), null, 0, 1000))
{
foreach (DataRow row in dt.Rows)
{
// TODO : check download permissions here
if (!this.CheckAccessRights(row["BoardID"], row["MessageID"]))
{
// tear it down
// no permission to download
context.Response.Write(
"You have insufficient rights to download this resource. Contact forum administrator for further details.");
return;
}
byte[] data;
if (row.IsNull("FileData"))
{
string sUpDir = YafBoardFolders.Current.Uploads;
string oldFileName =
context.Server.MapPath(
"{0}/{1}.{2}".FormatWith(sUpDir, row["MessageID"], row["FileName"]));
string newFileName =
context.Server.MapPath(
"{0}/{1}.{2}.yafupload".FormatWith(sUpDir, row["MessageID"], row["FileName"]));
// use the new fileName (with extension) if it exists...
string fileName = File.Exists(newFileName) ? newFileName : oldFileName;
using (var input = new FileStream(fileName, FileMode.Open, FileAccess.Read, FileShare.Read))
{
data = input.ToArray();
input.Close();
}
}
else
{
data = (byte[])row["FileData"];
}
context.Response.ContentType = row["ContentType"].ToString();
context.Response.Cache.SetCacheability(HttpCacheability.Public);
context.Response.Cache.SetETag(eTag);
context.Response.OutputStream.Write(data, 0, data.Length);
// add a download count...
this.GetRepository<Attachment>().Download(context.Request.QueryString.GetFirstOrDefaultAs<int>("i"));
break;
}
}
}
catch (Exception x)
{
this.Get<ILogger>().Log(0, this, x, EventLogTypes.Information);
context.Response.Write(
"Error: Resource has been moved or is unavailable. Please contact the forum admin.");
}
}
/// <summary>
/// The get response attachment.
/// </summary>
/// <param name="context">
/// The context.
/// </param>
private void GetResponseAttachment([NotNull] HttpContext context)
{
try
{
// AttachmentID
var attachment =
this.GetRepository<Attachment>()
.ListTyped(attachmentID: context.Request.QueryString.GetFirstOrDefaultAs<int>("a"))
.FirstOrDefault();
var boardID = context.Request.QueryString.GetFirstOrDefault("b") != null
? context.Request.QueryString.GetFirstOrDefaultAs<int>("b")
: YafContext.Current.BoardSettings.BoardID;
if (!this.CheckAccessRights(boardID, attachment.MessageID))
{
// tear it down
// no permission to download
context.Response.Write(
"You have insufficient rights to download this resource. Contact forum administrator for further details.");
return;
}
byte[] data;
if (attachment.FileData == null)
{
var uploadFolder = YafBoardFolders.Current.Uploads;
var oldFileName =
context.Server.MapPath(
"{0}/{1}.{2}".FormatWith(
uploadFolder,
attachment.MessageID > 0
? attachment.MessageID.ToString()
: "u{0}".FormatWith(attachment.UserID),
attachment.FileName));
var newFileName =
context.Server.MapPath(
"{0}/{1}.{2}.yafupload".FormatWith(
uploadFolder,
attachment.MessageID > 0
? attachment.MessageID.ToString()
: "u{0}".FormatWith(attachment.UserID),
attachment.FileName));
// use the new fileName (with extension) if it exists...
var fileName = File.Exists(newFileName) ? newFileName : oldFileName;
using (var input = new FileStream(fileName, FileMode.Open, FileAccess.Read, FileShare.Read))
{
data = input.ToArray();
input.Close();
}
}
else
{
data = attachment.FileData;
}
context.Response.ContentType = attachment.ContentType;
context.Response.AppendHeader(
"Content-Disposition",
"attachment; filename={0}".FormatWith(
HttpUtility.UrlPathEncode(attachment.FileName).Replace("+", "_")));
context.Response.OutputStream.Write(data, 0, data.Length);
this.GetRepository<Attachment>()
.IncrementDownloadCounter(context.Request.QueryString.GetFirstOrDefaultAs<int>("a"));
}
catch (Exception x)
{
this.Get<ILogger>()
.Log(
YafContext.Current.PageUserID,
this,
"URL: {0}<br />Referer URL: {1}<br />Exception: {2}".FormatWith(
context.Request.Url,
context.Request.UrlReferrer != null ? context.Request.UrlReferrer.AbsoluteUri : string.Empty,
x),
EventLogTypes.Information);
context.Response.Write(
"Error: Resource has been moved or is unavailable. Please contact the forum admin.");
}
}