public override void ReloadData()
{
// Try to copy forum viewer properties from parent
CopyValuesFromParent(this);
// Retrieve from DB only if post has some attachments
if ((this.PostAttachmentCount > 0) && ((this.PostID > 0)))
{
ltlHeader.Text = GetString("forums.postattachments");
DataSet ds = ForumAttachmentInfoProvider.GetForumAttachments(this.PostID, false);
if (!DataHelper.DataSourceIsEmpty(ds))
{
rptAttachments.DataSource = ds;
rptAttachments.DataBind();
plcPostAttachments.Visible = true;
}
}
// Hide if there is no attachment
else
{
plcPostAttachments.Visible = false;
}
base.ReloadData();
}
/// <summary>
/// Upload click handler.
/// </summary>
protected void btnUpload_Click(object sender, EventArgs e)
{
if (!CheckPermissions("cms.forums", PERMISSION_MODIFY))
{
return;
}
if ((upload.HasFile) && (PostInfo != null))
{
// Check attachment extension
if (!ForumAttachmentInfoProvider.IsExtensionAllowed(upload.FileName, SiteContext.CurrentSiteName))
{
ShowError(GetString("ForumAttachment.AttachmentIsNotAllowed"));
return;
}
ForumInfo fi = ForumInfoProvider.GetForumInfo(PostInfo.PostForumID);
if (fi != null)
{
ForumGroupInfo fgi = ForumGroupInfoProvider.GetForumGroupInfo(fi.ForumGroupID);
if (fgi != null)
{
ForumAttachmentInfo fai = new ForumAttachmentInfo(upload.PostedFile, 0, 0, fi.ForumImageMaxSideSize);
fai.AttachmentPostID = PostInfo.PostId;
fai.AttachmentSiteID = fgi.GroupSiteID;
ForumAttachmentInfoProvider.SetForumAttachmentInfo(fai);
ReloadAttachmentData(PostInfo.PostId);
UniGrid.ReloadData();
}
}
}
}
/// <summary>
/// Handles delete button action - deletes user favorite.
/// </summary>
protected void btnDelete_OnCommand(object sender, CommandEventArgs e)
{
// Check permissions
if (!IsAvailable(ForumContext.CurrentForum, ForumActionType.Attachment))
{
ShowError(GetString("ForumNewPost.PermissionDenied"));
return;
}
if (e.CommandName == "delete")
{
int attachmentId = ValidationHelper.GetInteger(e.CommandArgument, 0);
// Get forum attachment info
ForumAttachmentInfo fai = ForumAttachmentInfoProvider.GetForumAttachmentInfo(attachmentId);
if (fai != null)
{
// Delete attachment
ForumAttachmentInfoProvider.DeleteForumAttachmentInfo(fai);
}
//Reload page
URLHelper.Redirect(RequestContext.CurrentURL);
}
}
/// <summary>
/// Upload click hadler.
/// </summary>
protected void btnUpload_Click(object sender, EventArgs e)
{
if (!CheckPermissions("cms.forums", CMSAdminControl.PERMISSION_MODIFY))
{
return;
}
if ((upload.HasFile) && (this.PostInfo != null))
{
// Check attachment extension
if (!ForumAttachmentInfoProvider.IsExtensionAllowed(upload.FileName, CMSContext.CurrentSiteName))
{
lblError.Visible = true;
lblError.Text = GetString("ForumAttachment.AttachmentIsNotAllowed");
return;
}
ForumInfo fi = ForumInfoProvider.GetForumInfo(this.PostInfo.PostForumID);
if (fi != null)
{
ForumGroupInfo fgi = ForumGroupInfoProvider.GetForumGroupInfo(fi.ForumGroupID);
if (fgi != null)
{
ForumAttachmentInfo fai = new ForumAttachmentInfo(upload.PostedFile, 0, 0, 0);
fai.AttachmentPostID = this.PostInfo.PostId;
fai.AttachmentSiteID = fgi.GroupSiteID;
ForumAttachmentInfoProvider.SetForumAttachmentInfo(fai);
ReloadAttachmentData(this.PostInfo.PostId);
UniGrid.ReloadData();
}
}
}
}
/// <summary>
/// Unigrid Action event handler.
/// </summary>
private void UniGrid_OnAction(string actionName, object actionArgument)
{
if (actionName == "delete")
{
if (!CheckPermissions("cms.forums", PERMISSION_MODIFY))
{
return;
}
ForumAttachmentInfoProvider.DeleteForumAttachmentInfo(ValidationHelper.GetInteger(actionArgument, 0));
}
}
/// <summary>
/// Handles file upload.
/// </summary>
protected void btnUpload_OnClick(object sender, EventArgs e)
{
if (ForumContext.CurrentForum == null)
{
return;
}
// Check permissions
if (!this.IsAvailable(ForumContext.CurrentForum, ForumActionType.Attachment))
{
lblError.Visible = true;
lblError.Text = GetString("ForumNewPost.PermissionDenied");
return;
}
if (fileUpload.HasFile)
{
// Check max attachment size
if ((ForumContext.CurrentForum.ForumAttachmentMaxFileSize > 0) && ((fileUpload.PostedFile.InputStream.Length / 1024) >= ForumContext.CurrentForum.ForumAttachmentMaxFileSize))
{
lblError.Visible = true;
lblError.Text = GetString("ForumAttachment.AttachmentIsTooLarge");
return;
}
// Check attachment extension
if (!ForumAttachmentInfoProvider.IsExtensionAllowed(fileUpload.FileName, this.SiteName))
{
lblError.Visible = true;
lblError.Text = GetString("ForumAttachment.AttachmentIsNotAllowed");
return;
}
ForumAttachmentInfo attachmentInfo = new ForumAttachmentInfo(fileUpload.PostedFile, 0, 0, ForumContext.CurrentForum.ForumImageMaxSideSize);
attachmentInfo.AttachmentPostID = ForumContext.CurrentPost.PostId;
ForumGroupInfo fgi = ForumGroupInfoProvider.GetForumGroupInfo(ForumContext.CurrentForum.ForumGroupID);
if (fgi != null)
{
attachmentInfo.AttachmentSiteID = fgi.GroupSiteID;
//Save to DB
ForumAttachmentInfoProvider.SetForumAttachmentInfo(attachmentInfo);
DataSet ds = ForumAttachmentInfoProvider.GetForumAttachments(ForumContext.CurrentPost.PostId, false);
if (!DataHelper.DataSourceIsEmpty(ds))
{
listAttachment.DataSource = ds;
listAttachment.DataBind();
plcListHeader.Visible = true;
}
}
}
}
/// <summary>
/// Processes the specified file.
/// </summary>
/// <param name="fileGuid">File guid</param>
protected void ProcessFile(Guid fileGuid)
{
// Get the file
ForumAttachmentInfo fileInfo = ForumAttachmentInfoProvider.GetForumAttachmentInfoWithoutBinary(fileGuid, CMSContext.CurrentSiteName);
if (fileInfo != null)
{
#region "Security"
// Indicates whether current user is granted to see this attachment
bool attachmentAllowed = false;
// Get forum
ForumInfo fi = ForumInfoProvider.GetForumInfo(fileInfo.AttachmentForumID);
if (fi != null)
{
// Check acess
if (ForumViewer.CheckPermission("AccessToForum", SecurityHelper.GetSecurityAccessEnum(fi.ForumAccess, 6), fi.ForumGroupID, fi.ForumID))
{
attachmentAllowed = true;
}
}
// If attachment is not allowed for current user, redirect to the access denied page
if (!attachmentAllowed)
{
URLHelper.Redirect(URLRewriter.AccessDeniedPageURL(CurrentSiteName));
}
#endregion
bool resizeImage = (ImageHelper.IsMimeImage(fileInfo.AttachmentMimeType) &&
ForumAttachmentInfoProvider.CanResizeImage(fileInfo, Width, Height, MaxSideSize));
// Get the data
if ((outputFile == null) || (outputFile.ForumAttachment == null))
{
outputFile = new CMSOutputForumAttachment(fileInfo, fileInfo.AttachmentBinary);
outputFile.Width = Width;
outputFile.Height = Height;
outputFile.MaxSideSize = MaxSideSize;
outputFile.Resized = resizeImage;
}
}
}
/// <summary>
/// Ensures the physical file.
/// </summary>
/// <param name="file">Output file</param>
public bool EnsurePhysicalFile(CMSOutputForumAttachment file)
{
if (file == null)
{
return(false);
}
// Try to link to file system
if ((file.ForumAttachment != null) && (file.ForumAttachment.AttachmentID > 0) && ForumAttachmentInfoProvider.StoreFilesInFileSystem(CurrentSiteName))
{
string filePath = ForumAttachmentInfoProvider.EnsureAttachmentPhysicalFile(file.ForumAttachment, CurrentSiteName);
if (filePath != null)
{
if (file.Resized)
{
// If resized, ensure the thumbnail file
if (ForumAttachmentInfoProvider.GenerateThumbnails(CurrentSiteName))
{
filePath = ForumAttachmentInfoProvider.EnsureThumbnailFile(file.ForumAttachment, this.Width, this.Height, this.MaxSideSize);
if (filePath != null)
{
// Link to the physical file
file.PhysicalFile = filePath;
return(true);
}
}
}
else
{
// Link to the physical file
file.PhysicalFile = filePath;
return(false);
}
}
}
file.PhysicalFile = "";
return(false);
}
/// <summary>
/// Page load.
/// </summary>
protected void Page_Load(object sender, EventArgs e)
{
ScriptHelper.RegisterClientScriptBlock(this, typeof(string), "DeleteConfirmation", ScriptHelper.GetScript(
"function DeleteConfirm() { return confirm(" + ScriptHelper.GetString(GetString("forums.attachment.deleteconfirmation")) + "); } "));
if ((ForumContext.CurrentPost != null) && (ForumContext.CurrentPost.PostId > 0))
{
btnUpload.Text = GetString("general.upload");
btnBack.Text = GetString("general.back");
if (ForumContext.CurrentForum != null)
{
if (ForumContext.CurrentForum.ForumAttachmentMaxFileSize > 0)
{
lblInfo.Text = GetString("ForumAttachment.MaxFileSizeInfo").Replace("##SIZE##", ForumContext.CurrentForum.ForumAttachmentMaxFileSize.ToString());
lblInfo.Visible = true;
}
}
if (ControlsHelper.IsInUpdatePanel(this))
{
ScriptManager.GetCurrent(this.Page).RegisterPostBackControl(this.btnUpload);
}
if (!RequestHelper.IsPostBack())
{
// Get post attachments
DataSet attachments = ForumAttachmentInfoProvider.GetForumAttachments(ForumContext.CurrentPost.PostId, false);
if (!DataHelper.DataSourceIsEmpty(attachments))
{
listAttachment.DataSource = attachments;
listAttachment.DataBind();
}
else
{
plcListHeader.Visible = false;
}
}
}
}
/// <summary>
/// Processes the file.
/// </summary>
protected void ProcessFile()
{
if (fileGuid == Guid.Empty)
{
return;
}
// Get the file
ForumAttachmentInfo fileInfo = ForumAttachmentInfoProvider.GetForumAttachmentInfoWithoutBinary(fileGuid, SiteContext.CurrentSiteName);
if (fileInfo == null)
{
return;
}
// Check forum access
var forum = ForumInfoProvider.GetForumInfo(fileInfo.AttachmentForumID);
if ((forum == null) || !ForumViewer.CheckPermission("AccessToForum", SecurityHelper.GetSecurityAccessEnum(forum.ForumAccess, 6), forum.ForumGroupID, forum.ForumID, CurrentUser))
{
// If attachment is not allowed for current user, redirect to the access denied page
URLHelper.Redirect(PageSecurityHelper.AccessDeniedPageURL(CurrentSiteName));
}
bool resizeImage = (ImageHelper.IsMimeImage(fileInfo.AttachmentMimeType) && ForumAttachmentInfoProvider.CanResizeImage(fileInfo, Width, Height, MaxSideSize));
// Get the data
if ((outputFile == null) || (outputFile.ForumAttachment == null))
{
outputFile = new CMSOutputForumAttachment(fileInfo, fileInfo.AttachmentBinary);
outputFile.Width = Width;
outputFile.Height = Height;
outputFile.MaxSideSize = MaxSideSize;
outputFile.Resized = resizeImage;
}
}
/// <summary>
/// Provides operations necessary to create and store new cms file.
/// </summary>
/// <param name="args">Upload arguments.</param>
/// <param name="context">HttpContext instance.</param>
private void HandleForumUpload(UploaderHelper args, HttpContext context)
{
ForumInfo fi = null;
try
{
args.IsExtensionAllowed();
if (!CMSContext.CurrentUser.IsAuthorizedPerResource("cms.forums", CMSAdminControl.PERMISSION_MODIFY))
{
throw new Exception("Current user is not granted with modify permission per 'cms.forums' resource.");
}
fi = ForumInfoProvider.GetForumInfo(args.ForumArgs.PostForumID);
if (fi != null)
{
ForumGroupInfo fgi = ForumGroupInfoProvider.GetForumGroupInfo(fi.ForumGroupID);
if (fgi != null)
{
ForumAttachmentInfo fai = new ForumAttachmentInfo(args.FilePath, 0, 0, 0)
{
AttachmentPostID = args.ForumArgs.PostID,
AttachmentSiteID = fgi.GroupSiteID
};
ForumAttachmentInfoProvider.SetForumAttachmentInfo(fai);
}
}
}
catch (Exception ex)
{
args.Message = ex.Message;
// Log the error
EventLogProvider.LogException("MultiFileUploader", "UPLOADFORUM", ex);
}
finally
{
if (!string.IsNullOrEmpty(args.AfterSaveJavascript))
{
args.AfterScript = String.Format(@"
if (window.{0} != null) {{
window.{0}()
}} else if ((window.parent != null) && (window.parent.{0} != null)) {{
window.parent.{0}()
}}", args.AfterSaveJavascript);
}
else
{
args.AfterScript = String.Format(@"
if (window.InitRefresh_{0})
{{
window.InitRefresh_{0}('{1}', false, false);
}}
else {{
if ('{1}' != '') {{
alert('{1}');
}}
}}", args.ParentElementID, ScriptHelper.GetString(args.Message.Trim(), false));
}
args.AddEventTargetPostbackReference();
context.Response.Write(args.AfterScript);
context.Response.Flush();
}
}
protected void Page_Load(object sender, EventArgs e)
{
fileGuid = QueryHelper.GetGuid("fileguid", Guid.Empty);
DebugHelper.SetContext("GetForumAttachment");
int cacheMinutes = this.CacheMinutes;
// Try to get data from cache
using (CachedSection <CMSOutputForumAttachment> cs = new CachedSection <CMSOutputForumAttachment>(ref outputFile, cacheMinutes, true, null, "getforumattachment", CurrentSiteName, CacheHelper.GetBaseCacheKey(true, false), Request.QueryString))
{
if (cs.LoadData)
{
// Disable caching before check permissions
cs.CacheMinutes = 0;
// Process the file
ProcessFile();
// Keep original cache minutes if permissions are ok
cs.CacheMinutes = cacheMinutes;
// Ensure the cache settings
if (cs.Cached)
{
// Prepare the cache dependency
CacheDependency cd = null;
if (outputFile != null)
{
if (outputFile.ForumAttachment != null)
{
cd = CacheHelper.GetCacheDependency(outputFile.ForumAttachment.GetDependencyCacheKeys());
// Do not cache if too big file which would be stored in memory
if (!CacheHelper.CacheImageAllowed(CurrentSiteName, outputFile.ForumAttachment.AttachmentFileSize) && !ForumAttachmentInfoProvider.StoreFilesInFileSystem(CurrentSiteName))
{
cacheMinutes = largeFilesCacheMinutes;
}
}
}
if ((cd == null) && (CurrentSite != null) && (outputFile != null))
{
// Get the current forum id
int forumId = 0;
if (outputFile.ForumAttachment != null)
{
forumId = outputFile.ForumAttachment.AttachmentForumID;
}
// Set default dependency based on GUID
cd = CacheHelper.GetCacheDependency(new string[] { "forumattachment|" + fileGuid.ToString().ToLower() + "|" + CurrentSite.SiteID, "forumattachment|" + forumId });
}
// Cache the data
cs.CacheMinutes = cacheMinutes;
cs.CacheDependency = cd;
cs.Data = outputFile;
}
}
}
// Send the data
SendFile(outputFile);
DebugHelper.ReleaseContext();
}