private PluginStore CreatePluginStore()
{
var pluginStore = new PluginStore()
{
LocalPath = LocalPath
};
pluginStore.Load();
//remove previously stored plugins
pluginStore.Purge();
return(pluginStore);
}
private async Task <bool> DownloadTool(UserIdentity identity, string payloadId, string hashCode, DeviceToolPayloadMode mode)
{
bool result = false;
if (identity == null)
{
throw new Exception("Identity not defined!");
}
try
{
var assemblyPath = GetPluginFilePath(GetPluginFileName(Guid.NewGuid().ToString()));
var query = HttpUtility.ParseQueryString(string.Empty);
query["uniqueId"] = payloadId;
query["hashCode"] = hashCode;
query["mode"] = $"{(int)mode}";
var url = UrlHelper.BuildUrl(CloudAdapter.Url, "api/description/payload-download", query);
var json = await CloudAdapter.Get(identity, url);
if (!string.IsNullOrEmpty(json))
{
var payload = json.TryDeserializeObject <DeviceToolPayload>();
if (payload != null)
{
var base64EncodedBytes = Convert.FromBase64String(payload.Content);
File.WriteAllBytes(assemblyPath, base64EncodedBytes);
PluginStore.Add(payloadId, assemblyPath);
PluginStore.Serialize();
result = true;
}
}
}
catch (Exception e)
{
MsgLogger.Exception($"{GetType().Name} - DownloadTool", e);
}
return(result);
}
private bool UpdatePluginCache(DeviceToolPayload payload)
{
bool result = false;
var pluginFilePath = PluginStore.GetAssemblyFile(payload.Id);
if (File.Exists(pluginFilePath))
{
if (UpdatePluginCache(pluginFilePath, payload))
{
var cacheItem = FindPluginInCache(payload);
if (cacheItem != null && cacheItem.PluginService != null)
{
var viewModels = cacheItem.PluginService.GetViewModels();
OnPluginAdded(payload, viewModels);
result = true;
}
}
}
return(result);
}
private bool UpdatePluginCache(string assemblyPath, DeviceToolPayload payload)
{
bool result = false;
try
{
MsgLogger.WriteDebug($"{GetType().Name} - UpdatePluginCache", $"load assembly - path = {assemblyPath}");
var payloadPath = PluginStore.GetAssemblyFile(payload.Id);
if (!string.IsNullOrEmpty(payloadPath))
{
assemblyPath = payloadPath;
}
if (!string.IsNullOrEmpty(assemblyPath))
{
var pluginAssembly = Assembly.LoadFrom(assemblyPath);
MsgLogger.WriteDebug($"{GetType().Name} - UpdatePluginCache", "load assembly - get types");
Type[] types = pluginAssembly.GetTypes();
MsgLogger.WriteDebug($"{GetType().Name} - UpdatePluginCache", $"load assembly - get types - count = {types.Length}");
foreach (Type t in types)
{
try
{
var type = t.GetInterface("EltraXamCommon.Plugins.IEltraNavigoPluginService");
MsgLogger.WriteDebug($"{GetType().Name} - UpdatePluginCache", $"type full name = {t.FullName}");
if (type != null && !string.IsNullOrEmpty(t.FullName))
{
MsgLogger.WriteDebug($"{GetType().Name} - UpdatePluginCache", $"create instance $ {t.FullName}");
var assemblyInstace = pluginAssembly.CreateInstance(t.FullName, false);
string name = pluginAssembly.GetName().Name;
string version = pluginAssembly.GetName().Version.ToString();
if (assemblyInstace is IEltraNavigoPluginService pluginService)
{
pluginService.DialogRequested += OnPluginInterfaceDialogRequested;
MsgLogger.WriteDebug($"{GetType().Name} - UpdatePluginCache", $"find payload {payload.FileName}");
if (FindPluginInCache(payload) == null)
{
var pluginCacheItem = new EltraPluginCacheItem()
{
Name = name, FullPath = assemblyPath,
HashCode = payload.HashCode, PayloadId = payload.Id,
PluginService = pluginService, Version = version
};
PluginCache.Add(pluginCacheItem);
MsgLogger.WriteDebug($"{GetType().Name} - UpdatePluginCache", $"add payload {payload.FileName} cache item");
}
else
{
MsgLogger.WriteDebug($"{GetType().Name} - UpdatePluginCache", $"payload {payload.FileName} already added");
}
result = true;
break;
}
else
{
MsgLogger.WriteDebug($"{GetType().Name} - UpdatePluginCache", $"error: create instance $ {t.FullName} failed!");
}
}
}
catch (Exception e)
{
GC.Collect();
GC.WaitForPendingFinalizers();
MsgLogger.Exception($"{GetType().Name} - UpdatePluginCache [1]", e);
}
}
}
else
{
MsgLogger.WriteError($"{GetType().Name} - UpdatePluginCache", "assembly store returns empty element");
}
}
catch (Exception e)
{
GC.Collect();
GC.WaitForPendingFinalizers();
MsgLogger.Exception($"{GetType().Name} - UpdatePluginCache [2]", e);
}
return(result);
}
