private void installationManager_PreUpdatePlugin(object sender, PluginInfrastructureCancelEventArgs e) {
if (e.Plugins.Count() > 0) {
e.Cancel = (bool)Invoke((Func<IEnumerable<IPluginDescription>, bool>)ConfirmUpdateAction, e.Plugins) == false;
}
}
private void installationManager_PreInstallPlugin(object sender, PluginInfrastructureCancelEventArgs e) {
if (e.Plugins.Count() > 0)
if ((bool)Invoke((Func<IEnumerable<IPluginDescription>, bool>)ConfirmInstallAction, e.Plugins) == true) {
SetStatusStrip("Installing " + e.Plugins.Aggregate("", (a, b) => a.ToString() + "; " + b.ToString()));
e.Cancel = false;
} else {
e.Cancel = true;
SetStatusStrip("Install canceled");
}
}
/// <summary>
/// Installs plugins from remote server
/// </summary>
/// <param name="plugins"></param>
public void Install(IEnumerable<IPluginDescription> plugins, out bool cancelled) {
var args = new PluginInfrastructureCancelEventArgs(plugins);
OnPreInstall(args);
if (!args.Cancel) {
cancelled = false;
var client = DeploymentService.UpdateServiceClientFactory.CreateClient();
try {
foreach (DeploymentService.PluginDescription plugin in plugins) {
byte[] zippedPackage = client.GetPlugin(plugin);
Unpack(zippedPackage);
OnInstalled(new PluginInfrastructureEventArgs(plugin));
}
client.Close();
}
catch (TimeoutException e) {
client.Abort();
throw new InstallationManagerException("Time out while connecting to server.", e);
}
catch (FaultException e) {
client.Abort();
throw new InstallationManagerException("Fault in connection to server.", e);
}
catch (CommunicationException e) {
client.Abort();
throw new InstallationManagerException("General communication exception in connection to server.", e);
}
} else {
cancelled = true;
}
}
private void OnPreInstall(PluginInfrastructureCancelEventArgs args) {
if (PreInstallPlugin != null) PreInstallPlugin(this, args);
}
private void OnPreDelete(PluginInfrastructureCancelEventArgs args) {
if (PreRemovePlugin != null) PreRemovePlugin(this, args);
}
/// <summary>
/// Deletes all plugin files from local installation
/// </summary>
/// <param name="plugins"></param>
public void Remove(IEnumerable<IPluginDescription> plugins) {
var fileNames = from pluginToDelete in plugins
from file in pluginToDelete.Files
select Path.Combine(pluginDir, file.Name);
var args = new PluginInfrastructureCancelEventArgs(plugins);
OnPreDelete(args);
if (!args.Cancel) {
foreach (string fileName in fileNames) {
File.Delete(fileName);
OnDeleted(new PluginInfrastructureEventArgs(fileName));
}
}
}
