/// <summary>
/// Initializes the class. This includes loading application settings from the configuration file. The application name should be scoped within the system.
/// For non web applications, this method must be called directly from the main executable assembly and not from a supporting library.
///
/// To debug this method, create a folder called C:\AnyoneFullControl and give Everyone full control. A file will appear in that folder explaining how far
/// it got in init.
/// </summary>
/// <param name="appName"></param>
/// <param name="isClientSideProgram"></param>
/// <param name="systemLogic"></param>
/// <param name="mainDataAccessStateGetter">A method that returns the current main data-access state whenever it is requested, including during this
/// AppTools.Init call. Do not allow multiple threads to use the same state at the same time. If you pass null, the data-access subsystem will not be
/// available in the application.</param>
public static void Init(string appName, bool isClientSideProgram, SystemLogic systemLogic, Func <DataAccessState> mainDataAccessStateGetter = null)
{
var initializationLog = "Starting init";
try {
if (initialized)
{
throw new ApplicationException("This class can only be initialized once.");
}
if (systemLogic == null)
{
throw new ApplicationException("The system must have a global logic class and you must pass an instance of it to AppTools.Init.");
}
// Initialize ConfigurationStatics, including the general provider, before the exception handling block below because it's reasonable for the exception
// handling to depend on this.
ConfigurationStatics.Init(systemLogic.GetType(), appName, isClientSideProgram, ref initializationLog);
// Setting the initialized flag to true must be done before executing the secondary init block below so that exception handling works.
initialized = true;
initializationLog += Environment.NewLine + "Succeeded in primary init.";
}
catch (Exception e) {
initializationLog += Environment.NewLine + e;
StandardLibraryMethods.EmergencyLog("Initialization log", initializationLog);
throw;
}
try {
var asposeLicense = ConfigurationStatics.SystemGeneralProvider.AsposeLicenseName;
if (asposeLicense.Any())
{
new Aspose.Pdf.License().SetLicense(asposeLicense);
new Aspose.Words.License().SetLicense(asposeLicense);
}
// This initialization could be performed using reflection. There is no need for AppTools to have a dependency on these classes.
AppMemoryCache.Init();
BlobFileOps.Init();
DataAccessStatics.Init();
DataAccessState.Init(mainDataAccessStateGetter);
EncryptionOps.Init();
HtmlBlockStatics.Init();
InstallationSupportUtility.ConfigurationLogic.Init1();
UserManagementStatics.Init();
systemLogic.InitSystem();
}
catch (Exception e) {
secondaryInitFailed = true;
// Suppress all exceptions since they would prevent apps from knowing that primary initialization succeeded. EWF apps need to know this in order to
// automatically restart themselves. Other apps could find this knowledge useful as well.
try {
EmailAndLogError("An exception occurred during application initialization:", e);
}
catch {}
}
}