/// <summary>
/// Loads the best version of the given plugin.
/// </summary>
public void Load()
{
Log.DebugFormat("Found {0} version(s) of plugin '{1}', finding compatible ones...", _pluginsByVersion.Count, _id);
var compatiblePlugins = _pluginsByVersion.Where(x => !(x.Value.Archive is EmptyPluginArchive))
.Where(x => IsCompatible(x.Value.Archive.Index))
.OrderByDescending(x => x.Key)
.Select(x => x.Value).ToList();
if (compatiblePlugins.Any())
{
Log.DebugFormat("Found {0} compatible version(s) of plugin '{1}', loading newest...", _pluginsByVersion.Count, _id);
// It's possible that despite our best efforts, the plugin with the highest version
// refuses to be loaded (for example because it's broken, or the compatibility check might miss something).
// If that's the case, we try to load earlier versions until we either find one that works or
// give up...
if (TryLoad(compatiblePlugins, out var loadedPlugin))
{
_selectedPlugin = CreateDescription(loadedPlugin);
_selectedPluginArchive = loadedPlugin.Archive;
_status.IsLoaded = true;
}
else
{
_selectedPlugin = new PluginDescription
{
Id = _id,
Error = "The plugin couldn't be loaded",
PluginImplementations = new IPluginImplementationDescription[0]
};
var plugin = compatiblePlugins.First(); //< Never empty: we have at least 1 plugin
_selectedPlugin.FilePath = plugin.FilePath;
_selectedPlugin.Version = plugin.Archive.Index.Version;
_status.IsLoaded = false;
}
}
else
{
Log.ErrorFormat("Found 0 compatible version(s) of plugin '{0}' (tried all {1} version(s) of this plugin)", _id, _pluginsByVersion.Count);
_selectedPlugin = new PluginDescription
{
Id = _id,
Error = "The plugin couldn\'t be loaded",
PluginImplementations = new IPluginImplementationDescription[0]
};
if (_pluginsByVersion.Any()) //< Might be empty
{
var plugin = _pluginsByVersion.Values.First();
_selectedPlugin.FilePath = plugin.FilePath;
_selectedPlugin.Version = plugin.Archive.Index.Version;
}
_status.IsLoaded = false;
}
}
private void Add(string pluginPath, PluginId id, Version pluginVersion, IPluginArchive archive)
{
if (!_plugins.TryGetValue(id, out var pluginGroup))
{
pluginGroup = new PluginGroup(id);
_plugins.Add(id, pluginGroup);
}
pluginGroup.Add(pluginPath, pluginVersion, archive);
}
public void Add(string pluginPath, Version pluginVersion, IPluginArchive archive)
{
if (_pluginsByVersion.TryGetValue(pluginVersion, out var existingPlugin))
{
Log.WarnFormat("Ignoring plugin '{0}', an identical version has already been loaded from '{1}'!",
pluginPath,
existingPlugin.FilePath);
return;
}
_pluginsByVersion.Add(pluginVersion, new Plugin(archive, pluginPath));
_status.IsInstalled = true;
}
private PluginGroup Add(string pluginPath, IPluginArchive archive)
{
var id = new PluginId(archive.Index.Id);
if (!_plugins.TryGetValue(id, out var pluginGroup))
{
pluginGroup = new PluginGroup(id);
_plugins.Add(id, pluginGroup);
}
var version = archive.Index.Version;
pluginGroup.Add(pluginPath, version, archive);
return(pluginGroup);
}
public void Add(string pluginPath, Version pluginVersion, IPluginArchive archive)
{
_pluginsByVersion.Add(pluginVersion, new Plugin(archive, pluginPath));
_status.IsInstalled = true;
}
public Plugin(IPluginArchive archive, string filePath)
{
Archive = archive;
FilePath = filePath;
}