public static byte[] add_custom_cover(Guid applicationId, Guid currentUserId, byte[] pdfContent, Guid coverId, Guid ownerNodeId)
{
DocFileInfo pdfCover = null;
pdfCover = DocumentsController.get_file(applicationId, coverId);
if (pdfCover == null || string.IsNullOrEmpty(pdfCover.Extension) || pdfCover.Extension.ToLower() != "pdf")
{
pdfCover = null;
}
byte[] coverContent = pdfContent == null ? null : pdfCover.toByteArray(applicationId);
if (coverContent == null || coverContent.Length == 0)
{
return(pdfContent);
}
Dictionary <string, string> dic = CNAPI.get_replacement_dictionary(applicationId, currentUserId, ownerNodeId, true);
List <FormElement> tempElems = dic.Keys.ToList().Select(key => new FormElement()
{
Name = key,
Type = FormElementTypes.Text,
TextValue = dic[key]
}).ToList();
byte[] cover = PDFTemplates.fill_template(coverContent, tempElems);
return(PDFUtil.merge_documents(new List <object>()
{
cover, pdfContent
}));
}
protected void send_file(DocFileInfo file, bool logNeeded, bool addPDFCover = false, bool addPDFFooter = false,
Guid?coverId = null, string pdfPassword = null, string contentType = null, bool isAttachment = true)
{
byte[] fileContent = file.toByteArray(paramsContainer.ApplicationID);
if (fileContent.Length == 0)
{
send_empty_response();
return;
}
//Save Log
if (logNeeded && paramsContainer.CurrentUserID.HasValue)
{
LogController.save_log(paramsContainer.Tenant.Id, new Log()
{
UserID = paramsContainer.CurrentUserID,
Date = DateTime.Now,
HostAddress = PublicMethods.get_client_ip(HttpContext.Current),
HostName = PublicMethods.get_client_host_name(HttpContext.Current),
Action = Modules.Log.Action.Download,
SubjectID = file.FileID,
Info = file.toJson(paramsContainer.Tenant.Id),
ModuleIdentifier = ModuleIdentifier.DCT
});
}
//end of Save Log
if (file.Extension.ToLower() == "pdf")
{
addPDFCover = addPDFCover && file.OwnerNodeID.HasValue && coverId.HasValue &&
paramsContainer.ApplicationID.HasValue && paramsContainer.CurrentUserID.HasValue;
if (addPDFFooter || addPDFCover)
{
bool invalidPassword = false;
fileContent = PDFUtil.get_pdf_content(paramsContainer.Tenant.Id, fileContent, pdfPassword, ref invalidPassword);
if (invalidPassword)
{
string responseText = "{\"InvalidPassword\":" + true.ToString().ToLower() + "}";
paramsContainer.return_response(ref responseText);
return;
}
}
if (addPDFFooter)
{
User currentUser = !paramsContainer.CurrentUserID.HasValue ? null :
UsersController.get_user(paramsContainer.Tenant.Id, paramsContainer.CurrentUserID.Value);
if (currentUser == null)
{
currentUser = new User()
{
UserID = Guid.NewGuid(),
UserName = "******",
FirstName = "[anonymous]",
LastName = "[anonymous]"
};
}
DownloadedFileMeta meta = new DownloadedFileMeta(PublicMethods.get_client_ip(HttpContext.Current),
currentUser.UserName, currentUser.FirstName, currentUser.LastName, null);
fileContent = PDFTemplates.append_footer(fileContent, meta.toString());
}
if (addPDFCover)
{
fileContent = Wiki2PDF.add_custom_cover(paramsContainer.Tenant.Id,
paramsContainer.CurrentUserID.Value, fileContent, coverId.Value, file.OwnerNodeID.Value);
}
if (!string.IsNullOrEmpty(pdfPassword))
{
fileContent = PDFUtil.set_password(fileContent, pdfPassword);
}
}
string retFileName = file.FileName + (string.IsNullOrEmpty(file.Extension) ? string.Empty : "." + file.Extension);
paramsContainer.file_response(fileContent, retFileName, contentType: contentType, isAttachment: isAttachment);
}