private void ReturnPrintCache(HttpContext context, CTSPrintManager manager)
{
HttpRequest request = context.Request;
HttpResponse response = context.Response;
//Set our output to be HTML
response.ContentType = "text/HTML";
response.ContentEncoding = Encoding.UTF8;
Guid printID = new Guid();
// Validate if the printID passed in through the URL is a valid Guid
try
{
printID = Guid.Parse(request.QueryString["printid"]);
}
catch
{
// Incorrect parameter for printid (not guid)
ErrorPageDisplayer.RaisePageByCode(this.GetType().ToString(), 400);
throw new InvalidPrintIDException("Invalid PrintID parameter for CTS Print");
}
// If there is no error, send the printID to the manager to retrieve the cached print content
string printContent = manager.GetPrintContent(printID);
printContent = printContent.Replace("${generatePrintURL}", GetEmailUrl(printID));
response.Write(printContent);
response.End();
}
public void ProcessRequest(HttpContext context)
{
HttpRequest request = context.Request;
CTSPrintManager manager = new CTSPrintManager(_config);
if (request.HttpMethod == "POST")
{
GeneratePrintCacheAndRedirect(context, manager);
}
else if (request.HttpMethod == "GET")
{
ReturnPrintCache(context, manager);
}
else
{
ErrorPageDisplayer.RaisePageByCode(this.GetType().ToString(), 400);
}
}
private void GeneratePrintCacheAndRedirect(HttpContext context, CTSPrintManager manager)
{
HttpRequest request = context.Request;
HttpResponse response = context.Response;
NciUrl parsedReqUrlParams = new NciUrl(true, true, true); //We need this to be lowercase and collapse duplicate params. (Or not use an NCI URL)
parsedReqUrlParams.SetUrl(request.Url.Query);
ClinicalTrialsAPIClient apiClient = APIClientHelper.GetV1ClientInstance();
CTSSearchParams searchParams = null;
try
{
// Get mapping file names from configuration
TrialTermLookupConfig mappingConfig = new TrialTermLookupConfig();
mappingConfig.MappingFiles.AddRange(_config.MappingFiles.Select(fp => HttpContext.Current.Server.MapPath(fp)));
CTSSearchParamFactory factory = new CTSSearchParamFactory(new TrialTermLookupService(mappingConfig, apiClient), new ZipCodeGeoLookup());
searchParams = factory.Create(parsedReqUrlParams);
}
catch (Exception ex)
{
ErrorPageDisplayer.RaisePageByCode(this.GetType().ToString(), 400); //Anything here is just a bad request.
}
//Set our output to be JSON
response.ContentType = "application/json";
response.ContentEncoding = Encoding.UTF8;
//Try and get the request.
Request req = null;
try
{
req = GetRequestAndValidate(context);
}
catch (Exception)
{
ErrorPageDisplayer.RaisePageByCode(this.GetType().ToString(), 400); //Anything here is just a bad request.
return;
}
// Store the cached print content
Guid printCacheID = manager.StorePrintContent(req.TrialIDs, DateTime.Now, searchParams);
//Add in debugging helper param to make debugging templates easier.
//TODO: Refactor so get content and render is a single function.
if (parsedReqUrlParams.QueryParameters.ContainsKey("debug") && parsedReqUrlParams.QueryParameters["debug"] == "true")
{
response.ContentType = "text/HTML";
response.ContentEncoding = Encoding.UTF8;
// If there is no error, send the printID to the manager to retrieve the cached print content
string printContent = manager.GetPrintContent(printCacheID);
printContent = printContent.Replace("${generatePrintURL}", GetEmailUrl(printCacheID));
response.Write(printContent);
response.End();
}
else
{
// Format our return as JSON
var resp = JsonConvert.SerializeObject(new
{
printID = printCacheID
});
response.Write(resp);
response.End();
}
}
