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PoliceReport.ashx.cs
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PoliceReport.ashx.cs
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using System;
using System.Web;
using System.Web.Security;
using Seattle.DoIT.PoliceReports.Web.PoliceReportServices;
using Seattle.DoIT.PoliceReports.Web.UserProfileServices;
namespace Seattle.DoIT.PoliceReports.Web
{
public class PoliceReportHttpHandler : IHttpHandler
{
#region IHttpHandler Members
public void ProcessRequest(HttpContext context)
{
HttpRequest request = context.Request;
long goNumber = 0;
byte[] contentBytes = null;
if (context.User.Identity.IsAuthenticated && long.TryParse(request["go"], out goNumber) && goNumber > 0)
{
try
{
UserProfile userProfile = GetUserProfile(context.User.Identity.Name);
if (userProfile == null)
{
string url = (request.AppRelativeCurrentExecutionFilePath + request.Url.Query).Remove(0, 1);
SiteNavigator.RedirectToUserRegistrationPage(url);
}
else if (!userProfile.IsActive)
{
SiteNavigator.RedirectToAccessDeniedPage();
}
contentBytes = GetDocumentBytesByGoNumber(userProfile.UserName, goNumber.ToString());
}
catch (Exception x)
{
contentBytes = null;
}
}
if (contentBytes != null && contentBytes.Length > 0)
{
HttpResponse response = context.Response;
response.Clear();
response.ClearContent();
response.ClearHeaders();
response.AddHeader("Content-Length", contentBytes.Length.ToString());
response.AddHeader("Content-Disposition", string.Format("attachment; filename=PoliceReport-{0}.pdf", goNumber));
response.ContentType = "application/pdf";
response.BinaryWrite(contentBytes);
response.Flush();
response.Close();
}
else
{
SiteNavigator.RedirectToPoliceReportNotFoundPage();
}
}
public bool IsReusable
{
get { return false; }
}
#endregion
private UserProfile GetUserProfile(string userName)
{
UserProfile userProfile = null;
if (userName.Length > 0)
{
UserProfileService svc = UserProfileServiceFactory.Create();
using (svc as IDisposable)
{
userProfile = svc.GetByUserName(userName);
}
}
return userProfile;
}
private byte[] GetDocumentBytesByGoNumber(string userName, string goNumber)
{
byte[] contentBytes = null;
if (!string.IsNullOrEmpty(goNumber))
{
PoliceReportService svc = PoliceReportServiceFactory.Create();
using (svc as IDisposable)
{
PoliceReport rpt = svc.GetReportByGoNumber(userName, goNumber);
if (rpt != null)
{
contentBytes = rpt.Content;
}
}
}
return contentBytes;
}
}
}