Allow plugin name in is_plugin_enabled

Fixes #61604.

editor/editor_node.cpp

@@ -3306,33 +3306,39 @@ void EditorNode::_update_addon_config() {
 }
 
 void EditorNode::set_addon_plugin_enabled(const String &p_addon, bool p_enabled, bool p_config_changed) {
-	ERR_FAIL_COND(p_enabled && addon_name_to_plugin.has(p_addon));
-	ERR_FAIL_COND(!p_enabled && !addon_name_to_plugin.has(p_addon));
+	String addon_path = p_addon;
+
+	if (!addon_path.begins_with("res://")) {
+		addon_path = "res://addons/" + addon_path + "/plugin.cfg";
+	}
+
+	ERR_FAIL_COND(p_enabled && addon_name_to_plugin.has(addon_path));
+	ERR_FAIL_COND(!p_enabled && !addon_name_to_plugin.has(addon_path));
 
 	if (!p_enabled) {
-		EditorPlugin *addon = addon_name_to_plugin[p_addon];
+		EditorPlugin *addon = addon_name_to_plugin[addon_path];
 		remove_editor_plugin(addon, p_config_changed);
 		memdelete(addon);
-		addon_name_to_plugin.erase(p_addon);
+		addon_name_to_plugin.erase(addon_path);
 		_update_addon_config();
 		return;
 	}
 
 	Ref<ConfigFile> cf;
 	cf.instantiate();
-	if (!DirAccess::exists(p_addon.get_base_dir())) {
-		_remove_plugin_from_enabled(p_addon);
-		WARN_PRINT("Addon '" + p_addon + "' failed to load. No directory found. Removing from enabled plugins.");
+	if (!DirAccess::exists(addon_path.get_base_dir())) {
+		_remove_plugin_from_enabled(addon_path);
+		WARN_PRINT("Addon '" + addon_path + "' failed to load. No directory found. Removing from enabled plugins.");
 		return;
 	}
-	Error err = cf->load(p_addon);
+	Error err = cf->load(addon_path);
 	if (err != OK) {
-		show_warning(vformat(TTR("Unable to enable addon plugin at: '%s' parsing of config failed."), p_addon));
+		show_warning(vformat(TTR("Unable to enable addon plugin at: '%s' parsing of config failed."), addon_path));
 		return;
 	}
 
 	if (!cf->has_section_key("plugin", "script")) {
-		show_warning(vformat(TTR("Unable to find script field for addon plugin at: '%s'."), p_addon));
+		show_warning(vformat(TTR("Unable to find script field for addon plugin at: '%s'."), addon_path));
 		return;
 	}
 
@@ -3341,7 +3347,7 @@ void EditorNode::set_addon_plugin_enabled(const String &p_addon, bool p_enabled,
 
 	// Only try to load the script if it has a name. Else, the plugin has no init script.
 	if (script_path.length() > 0) {
-		script_path = p_addon.get_base_dir().plus_file(script_path);
+		script_path = addon_path.get_base_dir().plus_file(script_path);
 		script = ResourceLoader::load(script_path);
 
 		if (script.is_null()) {
@@ -3351,8 +3357,8 @@ void EditorNode::set_addon_plugin_enabled(const String &p_addon, bool p_enabled,
 
 		// Errors in the script cause the base_type to be an empty StringName.
 		if (script->get_instance_base_type() == StringName()) {
-			show_warning(vformat(TTR("Unable to load addon script from path: '%s'. This might be due to a code error in that script.\nDisabling the addon at '%s' to prevent further errors."), script_path, p_addon));
-			_remove_plugin_from_enabled(p_addon);
+			show_warning(vformat(TTR("Unable to load addon script from path: '%s'. This might be due to a code error in that script.\nDisabling the addon at '%s' to prevent further errors."), script_path, addon_path));
+			_remove_plugin_from_enabled(addon_path);
 			return;
 		}
 
@@ -3370,14 +3376,18 @@ void EditorNode::set_addon_plugin_enabled(const String &p_addon, bool p_enabled,
 
 	EditorPlugin *ep = memnew(EditorPlugin);
 	ep->set_script(script);
-	addon_name_to_plugin[p_addon] = ep;
+	addon_name_to_plugin[addon_path] = ep;
 	add_editor_plugin(ep, p_config_changed);
 
 	_update_addon_config();
 }
 
 bool EditorNode::is_addon_plugin_enabled(const String &p_addon) const {
-	return addon_name_to_plugin.has(p_addon);
+	if (p_addon.begins_with("res://")) {
+		return addon_name_to_plugin.has(p_addon);
+	}
+
+	return addon_name_to_plugin.has("res://addons/" + p_addon + "/plugin.cfg");
 }
 
 void EditorNode::_remove_edited_scene(bool p_change_tab) {