/// <summary>
/// This function will load the plugin. It will take hte plugin info make sure the file exsits
/// and then load the dll, find the class that needs to be loaded and then load that class.
/// There is no checking in place to make sure the plugins do not conflict.
/// </summary>
/// <param name="pluginInfo">This is the plugin that will be loaded.</param>
public static void LoadPlugin(PluginInfo pluginInfo)
{
if (pluginInfo.IsLoaded) {
return;
}
pluginInfo.ShouldLoadPlugin = true;
FileInfo info = new FileInfo("./saves/" + pluginInfo.FileName);
if (info.Exists) { //make sure the file is there
try {
//loading new domains do not work for some reason
//pluginInfo.appDomain = AppDomain.CreateDomain("Testdomain");
//AssemblyName assemblyName = new AssemblyName();
//assemblyName.CodeBase = pluginInfo.fileName;
//pluginInfo.assembly = pluginInfo.appDomain.Load(pluginInfo.fileName);
pluginInfo.Assembly = Assembly.LoadFile("./saves/" + pluginInfo.FileName); //load file
if (pluginInfo.Assembly != null) {
Type[] types = pluginInfo.Assembly.GetTypes(); //get all classes out of file
for (int i = 0; i < types.Length; i++) {
Type type = types[i];
if (typeof(IPlugin).IsAssignableFrom(type) && type.IsClass) { //find the one that is a plugin
pluginInfo.Plugin = (IPlugin)Activator.CreateInstance(type); //create that class
}
}
} else {
GUIWindowModOptions.DisplayErrorMessage("Assemply is null on load of '" + pluginInfo.FileName + "'");
AManager<GUIManager>.getInstance().AddTextLine("Assemply is null on load of '" + pluginInfo.FileName + "'");
}
} catch (Exception ex) {
GUIWindowModOptions.DisplayErrorMessage("Could not load assembly: '" + pluginInfo.FileName + "'");
AManager<GUIManager>.getInstance().AddTextLine("Could not load assembly: '" + pluginInfo.FileName + "'");
AManager<GUIManager>.getInstance().AddTextLine(" " + ex.Message);
pluginInfo.ShouldLoadPlugin = false;
pluginInfo.IsLoaded = false;
}
if (pluginInfo.Plugin != null) { //make sure we created the class
try {
pluginInfo.Plugin.OnLoad(); //load hte plugin
} catch (Exception ex) {
GUIWindowModOptions.DisplayErrorMessage("Assembly " + pluginInfo.Assembly.GetName().Name + " crashed in OnLoad");
AManager<GUIManager>.getInstance().AddTextLine("Assembly " + pluginInfo.Assembly.GetName().Name + " crashed in OnLoad with exception: " + ex.Message);
pluginInfo.ShouldLoadPlugin = false;
pluginInfo.IsLoaded = false;
}
try {
pluginInfo.Plugin.OnEnable(); //enable the plugin
} catch (Exception ex) {
GUIWindowModOptions.DisplayErrorMessage("Assembly " + pluginInfo.Assembly.GetName().Name + " crashed in OnEnable");
AManager<GUIManager>.getInstance().AddTextLine("Assembly " + pluginInfo.Assembly.GetName().Name + " crashed in OnEnable with exception: " + ex.Message);
pluginInfo.ShouldLoadPlugin = false;
pluginInfo.IsLoaded = false;
}
pluginInfo.IsLoaded = true;
} else {
GUIWindowModOptions.DisplayErrorMessage("Plugin is null");
AManager<GUIManager>.getInstance().AddTextLine("Plugin is null");
pluginInfo.ShouldLoadPlugin = false;
pluginInfo.IsLoaded = false;
}
} else {
GUIWindowModOptions.DisplayErrorMessage("File name does not exist: '" + pluginInfo.FileName + "'");
AManager<GUIManager>.getInstance().AddTextLine("File name does not exist: '" + pluginInfo.FileName + "'");
pluginInfo.ShouldLoadPlugin = false;
pluginInfo.IsLoaded = false;
}
}
/// <summary>
/// This function will unload the plugin. Currently it does not work as the only way to unload a plugin
/// is to unload the app domain it is in, Currently I cannot create app domains so all I do to unload plugin
/// is flag it to make sure it does not get loaded on next start.
/// </summary>
/// <param name="pluginInfo">The plugin to get unlaoded from the mod.</param>
public static void UnLoadPlugin(PluginInfo pluginInfo)
{
if (pluginInfo.Plugin != null) {
pluginInfo.Plugin.OnDisable();
}
if (pluginInfo.AppDomain != null) {
AppDomain.Unload(pluginInfo.AppDomain);
}
pluginInfo.RemoveFromListAtClose = true;
pluginInfo.ShouldLoadPlugin = false;
pluginInfo.AppDomain = null;
pluginInfo.Plugin = null;
pluginInfo.Assembly = null;
}
//this function will extract a plugin info out of the buffer.
private static void HandlePluginFile(int numberOfPlugins, string buffer)
{
var index = buffer.IndexOf("PluginFileName" + numberOfPlugins, StringComparison.Ordinal);
if (index == -1) return;
var temp = buffer.Substring(index);
string[] settings = temp.Split();
try {
PluginInfo pluginInfo = new PluginInfo(settings[1].Trim())
{
ShouldLoadPlugin = Convert.ToBoolean(settings[2].Trim())
};
PluginList.Add(pluginInfo);
} catch (Exception e) {
Console.WriteLine("Exception: " + e.Message);
GUIManager.getInstance().AddTextLine("Failed to load settings for plugin '" + settings[1] + "' Plugin Info will be discarded.");
}
}
/// <summary>
/// This function will load the plugin. It will take hte plugin info make sure the file exsits
/// and then load the dll, find the class that needs to be loaded and then load that class.
/// There is no checking in place to make sure the plugins do not conflict.
/// </summary>
/// <param name="pluginInfo">This is the plugin that will be loaded.</param>
public static void loadPlugin(PluginInfo pluginInfo)
{
if (pluginInfo.isLoaded)
{
return;
}
pluginInfo.shouldLoadPlugin = true;
FileInfo info = new FileInfo("./saves/" + pluginInfo.fileName);
if (info != null && info.Exists == true) //make sure the file is there
{
try {
//loading new domains do not work for some reason
//pluginInfo.appDomain = AppDomain.CreateDomain("Testdomain");
//AssemblyName assemblyName = new AssemblyName();
//assemblyName.CodeBase = pluginInfo.fileName;
//pluginInfo.assembly = pluginInfo.appDomain.Load(pluginInfo.fileName);
pluginInfo.assembly = Assembly.LoadFile("./saves/" + pluginInfo.fileName); //load file
if (pluginInfo.assembly != null)
{
Type[] types = pluginInfo.assembly.GetTypes(); //get all classes out of file
for (int i = 0; i < types.Length; i++)
{
Type type = types[i];
if (typeof(IPlugin).IsAssignableFrom(type) && type.IsClass) //find the one that is a plugin
{
pluginInfo.plugin = (IPlugin)Activator.CreateInstance(type); //create that class
}
}
}
else
{
GUIWindowModOptions.displayErrorMessage("Assemply is null on load of '" + pluginInfo.fileName + "'");
AManager <GUIManager> .getInstance().AddTextLine("Assemply is null on load of '" + pluginInfo.fileName + "'");
}
} catch (Exception ex) {
GUIWindowModOptions.displayErrorMessage("Could not load assembly: '" + pluginInfo.fileName + "'");
AManager <GUIManager> .getInstance().AddTextLine("Could not load assembly: '" + pluginInfo.fileName + "'");
AManager <GUIManager> .getInstance().AddTextLine(" " + ex.Message);
pluginInfo.shouldLoadPlugin = false;
pluginInfo.isLoaded = false;
}
if (pluginInfo.plugin != null) //make sure we created the class
{
try {
pluginInfo.plugin.OnLoad(); //load hte plugin
} catch (Exception ex) {
GUIWindowModOptions.displayErrorMessage("Assembly " + pluginInfo.assembly.GetName().Name + " crashed in OnLoad");
AManager <GUIManager> .getInstance().AddTextLine("Assembly " + pluginInfo.assembly.GetName().Name + " crashed in OnLoad with exception: " + ex.Message);
pluginInfo.shouldLoadPlugin = false;
pluginInfo.isLoaded = false;
}
try {
pluginInfo.plugin.OnEnable(); //enable the plugin
} catch (Exception ex) {
GUIWindowModOptions.displayErrorMessage("Assembly " + pluginInfo.assembly.GetName().Name + " crashed in OnEnable");
AManager <GUIManager> .getInstance().AddTextLine("Assembly " + pluginInfo.assembly.GetName().Name + " crashed in OnEnable with exception: " + ex.Message);
pluginInfo.shouldLoadPlugin = false;
pluginInfo.isLoaded = false;
}
pluginInfo.isLoaded = true;
}
else
{
GUIWindowModOptions.displayErrorMessage("Plugin is null");
AManager <GUIManager> .getInstance().AddTextLine("Plugin is null");
pluginInfo.shouldLoadPlugin = false;
pluginInfo.isLoaded = false;
}
}
else
{
GUIWindowModOptions.displayErrorMessage("File name does not exist: '" + pluginInfo.fileName + "'");
AManager <GUIManager> .getInstance().AddTextLine("File name does not exist: '" + pluginInfo.fileName + "'");
pluginInfo.shouldLoadPlugin = false;
pluginInfo.isLoaded = false;
}
}
private void GetDllName()
{
Rect location = new Rect(Screen.width - 380, 300f, 320f, 120f);
guiMgr.DrawWindow(location, "Add dll From Another Mod", false);
if (location.Contains(Event.current.mousePosition)) {
guiMgr.mouseInGUI = true;
}
GUI.Box(new Rect(location.xMin + 20f, location.yMin + 42f, location.width - 40f, 24f), string.Empty, guiMgr.boxStyle);
tempName = guiMgr.DrawTextFieldCenteredWhite("dll Name", new Rect(location.xMin + 16f, location.yMin + 42f, location.width - 32f, 24f), tempName, 20);
if (guiMgr.DrawButton(new Rect(location.xMin + 24f, location.yMin + 80f, 100f, 28f), "Confirm")) {
if (IsValidFilename(tempName)) {
FileInfo info = new FileInfo("./saves/" + tempName);
if (info.Exists) {//{ ... };
//if (File.Exists("saves\\" + tempName)) {
int index = SettingsManager.PluginList.FindIndex(x => x.FileName == tempName);
if (index == -1) { //plugin is not in list make a new plugin
PluginInfo newPlugin = new PluginInfo(tempName);
SettingsManager.PluginList.Add(newPlugin);
DisplayMessage("Plugin Added", "Activation Needed\n(Check the box next to it)");
} else {
SettingsManager.PluginList[index].RemoveFromListAtClose = false;
SettingsManager.PluginList[index].ShouldLoadPlugin = true;
}
} else {
DisplayErrorMessage("File does not exist fileName: " + "saves\\" + tempName);
}
} else {
DisplayErrorMessage("Invalid file name. Make sure there are no spaces");
}
displayGetDllName = false;
}
if (guiMgr.DrawButton(new Rect(location.xMax - 24f - 100f, location.yMin + 80f, 100f, 28f), "Cancel")) {
displayGetDllName = false;
}
}