public async Task <ActionResult> Edit(FormCollection form)
{
bool require_restart = false;
var settings = await db.AppSettings.ToListAsync();
foreach (var setting in settings)
{
if (form.AllKeys.Contains(setting.Name))
{
var normalizedValue = NullIfEmpty(form[setting.Name]);
if (!string.IsNullOrEmpty(normalizedValue))
{
if (setting.Kind == AppSetting.KindDirectory)
{
if (!ExistsDir(normalizedValue))
{
SetFailureMessage(normalizedValue + " does not exist.");
continue;
}
}
else
if (setting.Kind == AppSetting.KindNumber)
{
double doubleResult;
if (!double.TryParse(normalizedValue, out doubleResult))
{
SetFailureMessage(normalizedValue + string.Format(" is not a valid value for {0}.", setting.Name));
continue;
}
}
else
if (setting.Kind == AppSetting.KindFile)
{
if (!ExistsFile(normalizedValue))
{
SetFailureMessage(normalizedValue + " does not exist.");
continue;
}
else
if (setting.Name == Settings.kSkinDefinitionFile && setting.Value != normalizedValue)
{
try
{
SkinDefinition skindef = SkinDefinition.Load(HttpContext.Server.MapPath(normalizedValue));
settings.Find(s => s.Name == Settings.kDefaultPageLayout).Value = skindef.layout;
}
catch
{
SetFailureMessage(normalizedValue + " is not a valid skin definition file.");
continue;
}
}
}
if (setting.Name == Settings.kCreatePDFVersionsOfDocuments && normalizedValue == bool.TrueString)
{
if (!System.IO.File.Exists(Settings.ConvertPdfExe))
{
SetFailureMessage("Cannot enable PDF conversion because ConvertPdf.exe is missing.");
continue;
}
else
{
int exitcode = DocumentHelper.CheckConverterSetup(Settings.ConvertPdfExe, System.IO.Path.Combine(Settings.TempDir, "convertpdf.log"));
if (exitcode < 0)
{
SetFailureMessage("(Error:{0}) Cannot enable PDF conversion because ConvertPdf.exe failed to run.", exitcode);
continue;
}
else if ((exitcode & 7) != 7)
{
SetFailureMessage("(Error:{0}) Cannot enable PDF conversion because the Microsoft Office installation is missing or incomplete.", exitcode);
continue;
}
}
}
}
if (setting.Name == Settings.kSkinDefinitionFile && setting.Value != normalizedValue)
{
require_restart = true;
}
setting.Value = normalizedValue;
db.Entry(setting).State = EntityState.Modified;
}
}
await db.SaveChangesAsync();
CacheHelper.ClearFromCache(HttpContext, typeof(Settings));
SetSuccessMessage("Settings updated successfully!");
if (require_restart)
{
HttpRuntime.UnloadAppDomain();
}
return(RedirectToAction("Index"));
}