Allow EditorExportPlugins to provide export options

doc/classes/EditorExportPlugin.xml

@@ -99,6 +99,17 @@
 				Return a [PackedStringArray] of additional features this preset, for the given [param platform], should have.
 			</description>
 		</method>
+		<method name="_get_export_options" qualifiers="virtual const">
+			<return type="Dictionary[]" />
+			<param index="0" name="platform" type="EditorExportPlatform" />
+			<description>
+				Return a list of export options that can be configured for this export plugin.
+				Each element in the return value is a [Dictionary] with the following keys:
+				- [code]option[/code]: A dictionary with the structure documented by [method Object.get_property_list], but all keys are optional.
+				- [code]default_value[/code]: The default value for this option.
+				- [code]update_visibility[/code]: An optional boolean value. If set to [code]true[/code], the preset will emit [signal Object.property_list_changed] when the option is changed.
+			</description>
+		</method>
 		<method name="_get_name" qualifiers="virtual const">
 			<return type="String" />
 			<description>
@@ -106,6 +117,13 @@
 				Implementing this method is required.
 			</description>
 		</method>
+		<method name="_should_update_export_options" qualifiers="virtual const">
+			<return type="bool" />
+			<param index="0" name="platform" type="EditorExportPlatform" />
+			<description>
+				Return [code]true[/code], if the result of [method _get_export_options] has changed and the export options of preset corresponding to [param platform] should be updated.
+			</description>
+		</method>
 		<method name="add_file">
 			<return type="void" />
 			<param index="0" name="path" type="String" />
@@ -185,6 +203,13 @@
 				In case of a directory code-sign will error if you place non code object in directory.
 			</description>
 		</method>
+		<method name="get_option" qualifiers="const">
+			<return type="Variant" />
+			<param index="0" name="name" type="StringName" />
+			<description>
+				Returns the current value of an export option supplied by [method _get_export_options].
+			</description>
+		</method>
 		<method name="skip">
 			<return type="void" />
 			<description>

editor/export/editor_export.cpp

@@ -313,10 +313,19 @@ void EditorExport::update_export_presets() {
 	for (int i = 0; i < export_platforms.size(); i++) {
 		Ref<EditorExportPlatform> platform = export_platforms[i];
 
-		if (platform->should_update_export_options()) {
+		bool should_update = platform->should_update_export_options();
+		for (int j = 0; j < export_plugins.size(); j++) {
+			should_update |= export_plugins.write[j]->_should_update_export_options(platform);
+		}
+
+		if (should_update) {
 			List<EditorExportPlatform::ExportOption> options;
 			platform->get_export_options(&options);
 
+			for (int j = 0; j < export_plugins.size(); j++) {
+				export_plugins.write[j]->_get_export_options(platform, &options);
+			}
+
 			platform_options[platform->get_name()] = options;
 		}
 	}

editor/export/editor_export_platform.cpp

@@ -322,6 +322,11 @@ Ref<EditorExportPreset> EditorExportPlatform::create_preset() {
 	List<ExportOption> options;
 	get_export_options(&options);
 
+	Vector<Ref<EditorExportPlugin>> export_plugins = EditorExport::get_singleton()->get_export_plugins();
+	for (int i = 0; i < export_plugins.size(); i++) {
+		export_plugins.write[i]->_get_export_options(Ref<EditorExportPlatform>(this), &options);
+	}
+
 	for (const ExportOption &E : options) {
 		preset->properties.push_back(E.option);
 		preset->values[E.option.name] = E.default_value;
@@ -489,6 +494,7 @@ EditorExportPlatform::ExportNotifier::ExportNotifier(EditorExportPlatform &p_pla
 	Vector<Ref<EditorExportPlugin>> export_plugins = EditorExport::get_singleton()->get_export_plugins();
 	//initial export plugin callback
 	for (int i = 0; i < export_plugins.size(); i++) {
+		export_plugins.write[i]->set_export_preset(p_preset);
 		if (export_plugins[i]->get_script_instance()) { //script based
 			PackedStringArray features_psa;
 			for (const String &feature : features) {
@@ -508,6 +514,7 @@ EditorExportPlatform::ExportNotifier::~ExportNotifier() {
 			export_plugins.write[i]->_export_end_script();
 		}
 		export_plugins.write[i]->_export_end();
+		export_plugins.write[i]->set_export_preset(Ref<EditorExportPlugin>());
 	}
 }
 
@@ -932,12 +939,10 @@ Error EditorExportPlatform::export_project_files(const Ref<EditorExportPreset> &
 		}
 	};
 
-	// Always sort by name, to so if for some reason theya are re-arranged, it still works.
+	// Always sort by name, to so if for some reason they are re-arranged, it still works.
 	export_plugins.sort_custom<SortByName>();
 
 	for (int i = 0; i < export_plugins.size(); i++) {
-		export_plugins.write[i]->set_export_preset(p_preset);
-
 		if (p_so_func) {
 			for (int j = 0; j < export_plugins[i]->shared_objects.size(); j++) {
 				err = p_so_func(p_udata, export_plugins[i]->shared_objects[j]);

editor/export/editor_export_plugin.cpp

@@ -127,6 +127,11 @@ Vector<String> EditorExportPlugin::get_ios_project_static_libs() const {
 	return ios_project_static_libs;
 }
 
+Variant EditorExportPlugin::get_option(const StringName &p_name) const {
+	ERR_FAIL_NULL_V(export_preset, Variant());
+	return export_preset->get(p_name);
+}
+
 void EditorExportPlugin::_export_file_script(const String &p_path, const String &p_type, const Vector<String> &p_features) {
 	GDVIRTUAL_CALL(_export_file, p_path, p_type, p_features);
 }
@@ -191,6 +196,26 @@ PackedStringArray EditorExportPlugin::_get_export_features(const Ref<EditorExpor
 	return ret;
 }
 
+void EditorExportPlugin::_get_export_options(const Ref<EditorExportPlatform> &p_platform, List<EditorExportPlatform::ExportOption> *r_options) const {
+	TypedArray<Dictionary> ret;
+	GDVIRTUAL_CALL(_get_export_options, p_platform, ret);
+	for (int i = 0; i < ret.size(); i++) {
+		Dictionary option = ret[i];
+		ERR_CONTINUE_MSG(!option.has("option"), "Missing required element 'option'");
+		ERR_CONTINUE_MSG(!option.has("default_value"), "Missing required element 'default_value'");
+		PropertyInfo property_info = PropertyInfo::from_dict(option["option"]);
+		Variant default_value = option["default_value"];
+		bool update_visibility = option.has("update_visibility") && option["update_visibility"];
+		r_options->push_back(EditorExportPlatform::ExportOption(property_info, default_value, update_visibility));
+	}
+}
+
+bool EditorExportPlugin::_should_update_export_options(const Ref<EditorExportPlatform> &p_platform) const {
+	bool ret = false;
+	GDVIRTUAL_CALL(_should_update_export_options, p_platform, ret);
+	return ret;
+}
+
 void EditorExportPlugin::_export_file(const String &p_path, const String &p_type, const HashSet<String> &p_features) {
 }
 
@@ -213,6 +238,7 @@ void EditorExportPlugin::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("add_ios_cpp_code", "code"), &EditorExportPlugin::add_ios_cpp_code);
 	ClassDB::bind_method(D_METHOD("add_macos_plugin_file", "path"), &EditorExportPlugin::add_macos_plugin_file);
 	ClassDB::bind_method(D_METHOD("skip"), &EditorExportPlugin::skip);
+	ClassDB::bind_method(D_METHOD("get_option", "name"), &EditorExportPlugin::get_option);
 
 	GDVIRTUAL_BIND(_export_file, "path", "type", "features");
 	GDVIRTUAL_BIND(_export_begin, "features", "is_debug", "path", "flags");
@@ -229,6 +255,9 @@ void EditorExportPlugin::_bind_methods() {
 	GDVIRTUAL_BIND(_end_customize_scenes);
 	GDVIRTUAL_BIND(_end_customize_resources);
 
+	GDVIRTUAL_BIND(_get_export_options, "platform");
+	GDVIRTUAL_BIND(_should_update_export_options, "platform");
+
 	GDVIRTUAL_BIND(_get_export_features, "platform", "debug");
 	GDVIRTUAL_BIND(_get_name);
 }

editor/export/editor_export_plugin.h

@@ -32,6 +32,7 @@
 #define EDITOR_EXPORT_PLUGIN_H
 
 #include "core/extension/gdextension.h"
+#include "editor_export_platform.h"
 #include "editor_export_preset.h"
 #include "editor_export_shared_object.h"
 #include "scene/main/node.h"
@@ -39,6 +40,7 @@
 class EditorExportPlugin : public RefCounted {
 	GDCLASS(EditorExportPlugin, RefCounted);
 
+	friend class EditorExport;
 	friend class EditorExportPlatform;
 
 	Ref<EditorExportPreset> export_preset;
@@ -121,6 +123,8 @@ protected:
 	GDVIRTUAL0(_end_customize_resources)
 
 	GDVIRTUAL2RC(PackedStringArray, _get_export_features, const Ref<EditorExportPlatform> &, bool);
+	GDVIRTUAL1RC(TypedArray<Dictionary>, _get_export_options, const Ref<EditorExportPlatform> &);
+	GDVIRTUAL1RC(bool, _should_update_export_options, const Ref<EditorExportPlatform> &);
 
 	GDVIRTUAL0RC(String, _get_name)
 
@@ -136,6 +140,8 @@ protected:
 	virtual void _end_customize_resources();
 
 	virtual PackedStringArray _get_export_features(const Ref<EditorExportPlatform> &p_export_platform, bool p_debug) const;
+	virtual void _get_export_options(const Ref<EditorExportPlatform> &p_export_platform, List<EditorExportPlatform::ExportOption> *r_options) const;
+	virtual bool _should_update_export_options(const Ref<EditorExportPlatform> &p_export_platform) const;
 
 	virtual String _get_name() const;
 
@@ -148,6 +154,7 @@ public:
 	Vector<String> get_ios_bundle_files() const;
 	String get_ios_cpp_code() const;
 	const Vector<String> &get_macos_plugin_files() const;
+	Variant get_option(const StringName &p_name) const;
 
 	EditorExportPlugin();
 };