public virtual bool IsApplicationRegistered(ApplicationInfo applicationInfo)
{
Argument.IsNotNull(() => applicationInfo);
Log.Debug("Checking if application '{0}' is registered", applicationInfo.Name);
if (!IsApplicationAddedToClassesRoot(applicationInfo))
{
Log.Debug("Application not added to classes root");
return false;
}
if (!IsFileAssociationCapabilitiesAdded(applicationInfo))
{
Log.Debug("Application not added to file association capabilities");
return false;
}
if (!IsAppAddedToRegisteredApps(applicationInfo))
{
Log.Debug("Application not added to registered apps");
return false;
}
Log.Debug("Application '{0}' is registered", applicationInfo.Name);
return true;
}
public static void UpdateRegistration(this IApplicationRegistrationService applicationRegistrationService, ApplicationInfo applicationInfo)
{
Argument.IsNotNull(() => applicationRegistrationService);
Argument.IsNotNull(() => applicationInfo);
// Just a forward call to the register application, maybe in the future we will uninstall / install
applicationRegistrationService.RegisterApplication(applicationInfo);
}
protected virtual bool IsApplicationAddedToClassesRoot(ApplicationInfo applicationInfo)
{
Argument.IsNotNull(() => applicationInfo);
var registryHive = RegistryHive.CurrentUser;
var registryKey = string.Format("{0}\\{1}", ClassesRegistryKeyName, applicationInfo.Name);
var keyExists = registryHive.IsRegistryKeyAvailable(registryKey);
return keyExists;
}
public virtual void UnregisterApplication(ApplicationInfo applicationInfo)
{
Argument.IsNotNull(() => applicationInfo);
Log.Debug("Unregistering application '{0}'", applicationInfo.Name);
RemoveApplicationFromClassesRoot(applicationInfo);
RemoveFileAssociationCapabilities(applicationInfo);
RemoveAppFromRegisteredApps(applicationInfo);
Log.Debug("Unregistered application '{0}'", applicationInfo.Name);
}
public virtual void RegisterApplication(ApplicationInfo applicationInfo)
{
Argument.IsNotNull(() => applicationInfo);
Log.Debug("Registering application '{0}'", applicationInfo.Name);
// Step 1: Create app in the classes root
AddApplicationToClassesRoot(applicationInfo);
// Step 2: Create app in registry with file association capabilities
AddFileAssociationCapabilities(applicationInfo);
// Step 3: Add registered app
AddAppToRegisteredApps(applicationInfo);
Log.Debug("Registered application '{0}'", applicationInfo.Name);
}
protected virtual void AddApplicationToClassesRoot(ApplicationInfo applicationInfo)
{
Argument.IsNotNull(() => applicationInfo);
Log.Debug("Adding application '{0}' to classes root", applicationInfo.Name);
var registryHive = RegistryHive.CurrentUser;
//[HKEY_CURRENT_USER\Software\Classes\MyAppHTML]
//@="MyApp HTML Document"
registryHive.SetRegistryValue(string.Format("{0}\\{1}", ClassesRegistryKeyName, applicationInfo.Name), "", applicationInfo.Title);
//[HKEY_CURRENT_USER\Software\Classes\MyAppHTML\Application]
//"ApplicationCompany"="Fictional Software Inc."
registryHive.SetRegistryValue(string.Format("{0}\\{1}\\Application", ClassesRegistryKeyName, applicationInfo.Name), "ApplicationCompany", applicationInfo.Company);
//[HKEY_CURRENT_USER\Software\Classes\MyAppHTML\shell]
//@="open"
registryHive.SetRegistryValue(string.Format("{0}\\{1}\\shell", ClassesRegistryKeyName, applicationInfo.Name), "", "open");
//[HKEY_CURRENT_USER\Software\Classes\MyAppHTML\shell\open\command]
//@="\"C:\\the app path\\testassoc.exe\""
registryHive.SetRegistryValue(string.Format("{0}\\{1}\\shell\\open\\command", ClassesRegistryKeyName, applicationInfo.Name), "", string.Format("\"{0}\" \"%1\"", applicationInfo.Location));
}
protected virtual string GetCurrentUserSoftwareKeyName(ApplicationInfo applicationInfo)
{
Argument.IsNotNull(() => applicationInfo);
return string.Format("Software\\{0}\\{1}", applicationInfo.Company, applicationInfo.Name);
}
protected virtual void RemoveAppFromRegisteredApps(ApplicationInfo applicationInfo)
{
Argument.IsNotNull(() => applicationInfo);
Log.Debug("Removing app {0}' from registered apps", applicationInfo.Name);
var registryHive = RegistryHive.CurrentUser;
registryHive.RemoveRegistryValue(RegisteredApplicationRegistryKeyName, applicationInfo.Name);
}
protected virtual void AddAppToRegisteredApps(ApplicationInfo applicationInfo)
{
Argument.IsNotNull(() => applicationInfo);
Log.Debug("Adding app {0}' to registered apps", applicationInfo.Name);
var registryHive = RegistryHive.CurrentUser;
//[HKEY_CURRENT_USER\Software\RegisteredApplications]
//"MyApp" ="Software\\FictionalSoftware\\MyApp\\Capabilities"
registryHive.SetRegistryValue(RegisteredApplicationRegistryKeyName, applicationInfo.Name,
string.Format("{0}\\Capabilities", GetCurrentUserSoftwareKeyName(applicationInfo)));
}
protected virtual bool IsAppAddedToRegisteredApps(ApplicationInfo applicationInfo)
{
Argument.IsNotNull(() => applicationInfo);
var registryHive = RegistryHive.CurrentUser;
var keyExists = registryHive.IsRegisteryValueAvailable(RegisteredApplicationRegistryKeyName, applicationInfo.Name);
return keyExists;
}
protected virtual void RemoveFileAssociationCapabilities(ApplicationInfo applicationInfo)
{
Argument.IsNotNull(() => applicationInfo);
Log.Debug("Removing file association capabilities '{0}' from current user", applicationInfo.Name);
var registryHive = RegistryHive.CurrentUser;
//[HKEY_CURRENT_USER\Software\FictionalSoftware\MyApp]
var softwareKey = GetCurrentUserSoftwareKeyName(applicationInfo);
registryHive.RemoveRegistryKey(softwareKey);
}
protected virtual void AddFileAssociationCapabilities(ApplicationInfo applicationInfo)
{
Argument.IsNotNull(() => applicationInfo);
Log.Debug("Adding file association capabilities '{0}' to current user", applicationInfo.Name);
var registryHive = RegistryHive.CurrentUser;
var softwareKey = GetCurrentUserSoftwareKeyName(applicationInfo);
//[HKEY_CURRENT_USER\Software\FictionalSoftware\MyApp\Capabilities]
//"ApplicationDescription" = "My Fictional Application"
registryHive.SetRegistryValue(string.Format("{0}\\Capabilities", softwareKey), "ApplicationDescription", applicationInfo.Title);
//[HKEY_CURRENT_USER\Software\FictionalSoftware\MyApp\Capabilities\FileAssociations]
//".htm" = "MyAppHTML"
//".html" = "MyAppHTML"
foreach (var extension in applicationInfo.SupportedExtensions)
{
var finalExtension = extension;
if (!finalExtension.StartsWith("."))
{
finalExtension = "." + finalExtension;
}
Log.Debug("Adding file association capability for extension '{0}'", finalExtension);
registryHive.SetRegistryValue(string.Format("{0}\\Capabilities\\FileAssociations", softwareKey), finalExtension, applicationInfo.Name);
}
}
protected virtual bool IsFileAssociationCapabilitiesAdded(ApplicationInfo applicationInfo)
{
Argument.IsNotNull(() => applicationInfo);
var registryHive = RegistryHive.CurrentUser;
var softwareKey = GetCurrentUserSoftwareKeyName(applicationInfo);
var keyExists = registryHive.IsRegistryKeyAvailable(softwareKey);
return keyExists;
}
protected virtual void RemoveApplicationFromClassesRoot(ApplicationInfo applicationInfo)
{
Argument.IsNotNull(() => applicationInfo);
Log.Debug("Removing application '{0}' from classes root", applicationInfo.Name);
var registryHive = RegistryHive.CurrentUser;
//[HKEY_CURRENT_USER\Software\Classes]
registryHive.RemoveRegistryKey(string.Format("{0}\\{1}", ClassesRegistryKeyName, applicationInfo.Name));
}