private void SaveRegistry(FsRegistry registry)
{
var xe = MapToXElement(registry);
// save to disk
lock (RegistryLock)
{
xe.Save(RegistryFile, SaveOptions.None);
}
}
private static XElement MapToXElement(FsRegistry registry)
{
var xe = new XElement("plugins");
foreach (var registryItem in registry)
{
xe.Add(MapToXElement(registryItem));
}
return(xe);
}
/// <summary>
/// Synchronize the underlying registry (on the file system) with the manifests
/// </summary>
/// <param name="pluginManifests">A list of all the manifests installed on the system</param>
public override void Initialize(List <PluginManifest> pluginManifests)
{
Directory.CreateDirectory(RegistrarDirectory);
// load existing registry
var previousRegistry = GetRegistry();
// sync manifests with existing registry
foreach (var pm in pluginManifests)
{
var ri = previousRegistry.FirstOrDefault(m => m.PluginId.Equals(pm.PluginId, StringComparison.OrdinalIgnoreCase));
if (ri != null)
{
pm.RegistrationInfo.IsActivated = ri.IsActivated;
pm.RegistrationInfo.ActivatedOn = ri.ActivatedOn;
pm.RegistrationInfo.InstalledOn = ri.InstalledOn;
}
}
// update registry (this will also get rid of any plugin references that were manually removed or otherwise deleted)
var registry = new FsRegistry(pluginManifests.Select(m => MapToFsRegistryItem(m)));
SaveRegistry(registry);
// load and update plugin registry settings
foreach (var manifest in pluginManifests)
{
manifest.RegistrationInfo.PluginSettings = manifest.PluginDefaultSettings;
// merge saved settings with the plugin settings
var settings = GetRegistryItemSettings(manifest.PluginId);
foreach (var setting in settings)
{
manifest.RegistrationInfo.PluginSettings[setting.Key] = setting.Value;
}
SaveRegistryItemSettings(manifest.PluginId, manifest.RegistrationInfo.PluginSettings);
}
}