From 9b05f29894cfcc477c2963fda3618a87458bd890 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?R=C3=A9mi=20Verschelde?= <rverschelde@gmail.com>
Date: Wed, 9 Mar 2022 13:56:14 +0100
Subject: Remove unused GDNative code

This has been superseded by GDExtension so this code is no longer useful
nor usable.

There's still some GDNative-related stuff in platform export code which
needs to be adapted for GDExtension (e.g. to include GDExtension libraries
in exports).
---
 .../gdnative/pluginscript/pluginscript_script.cpp  | 510 ---------------------
 1 file changed, 510 deletions(-)
 delete mode 100644 modules/gdnative/pluginscript/pluginscript_script.cpp

(limited to 'modules/gdnative/pluginscript/pluginscript_script.cpp')

diff --git a/modules/gdnative/pluginscript/pluginscript_script.cpp b/modules/gdnative/pluginscript/pluginscript_script.cpp
deleted file mode 100644
index ec3c9eb4ff..0000000000
--- a/modules/gdnative/pluginscript/pluginscript_script.cpp
+++ /dev/null
@@ -1,510 +0,0 @@
-/*************************************************************************/
-/*  pluginscript_script.cpp                                              */
-/*************************************************************************/
-/*                       This file is part of:                           */
-/*                           GODOT ENGINE                                */
-/*                      https://godotengine.org                          */
-/*************************************************************************/
-/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur.                 */
-/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md).   */
-/*                                                                       */
-/* Permission is hereby granted, free of charge, to any person obtaining */
-/* a copy of this software and associated documentation files (the       */
-/* "Software"), to deal in the Software without restriction, including   */
-/* without limitation the rights to use, copy, modify, merge, publish,   */
-/* distribute, sublicense, and/or sell copies of the Software, and to    */
-/* permit persons to whom the Software is furnished to do so, subject to */
-/* the following conditions:                                             */
-/*                                                                       */
-/* The above copyright notice and this permission notice shall be        */
-/* included in all copies or substantial portions of the Software.       */
-/*                                                                       */
-/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
-/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
-/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
-/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
-/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
-/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
-/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
-/*************************************************************************/
-
-// Godot imports
-#include "core/io/file_access.h"
-// PluginScript imports
-#include "pluginscript_instance.h"
-#include "pluginscript_script.h"
-
-#include <stdint.h>
-
-#ifdef DEBUG_ENABLED
-#define __ASSERT_SCRIPT_REASON "Cannot retrieve PluginScript class for this script, is your code correct?"
-#define ASSERT_SCRIPT_VALID()                                          \
-	{                                                                  \
-		ERR_FAIL_COND_MSG(!can_instantiate(), __ASSERT_SCRIPT_REASON); \
-	}
-#define ASSERT_SCRIPT_VALID_V(ret)                                            \
-	{                                                                         \
-		ERR_FAIL_COND_V_MSG(!can_instantiate(), ret, __ASSERT_SCRIPT_REASON); \
-	}
-#else
-#define ASSERT_SCRIPT_VALID()
-#define ASSERT_SCRIPT_VALID_V(ret)
-#endif
-
-void PluginScript::_bind_methods() {
-	ClassDB::bind_vararg_method(METHOD_FLAGS_DEFAULT, "new", &PluginScript::_new, MethodInfo("new"));
-}
-
-PluginScriptInstance *PluginScript::_create_instance(const Variant **p_args, int p_argcount, Object *p_owner, Callable::CallError &r_error) {
-	r_error.error = Callable::CallError::CALL_OK;
-
-	// Create instance
-	PluginScriptInstance *instance = memnew(PluginScriptInstance());
-
-	if (instance->init(this, p_owner)) {
-		_language->lock();
-		_instances.insert(instance->get_owner());
-		_language->unlock();
-	} else {
-		r_error.error = Callable::CallError::CALL_ERROR_INSTANCE_IS_NULL;
-		memdelete(instance);
-		ERR_FAIL_V(nullptr);
-	}
-
-	// Construct
-	// TODO: Support arguments in the constructor?
-	// There is currently no way to get the constructor function name of the script.
-	// instance->call("__init__", p_args, p_argcount, r_error);
-	if (p_argcount > 0) {
-		WARN_PRINT("PluginScript doesn't support arguments in the constructor");
-	}
-
-	return instance;
-}
-
-Variant PluginScript::_new(const Variant **p_args, int p_argcount, Callable::CallError &r_error) {
-	r_error.error = Callable::CallError::CALL_OK;
-
-	if (!_valid) {
-		r_error.error = Callable::CallError::CALL_ERROR_INVALID_METHOD;
-		return Variant();
-	}
-
-	REF ref;
-	Object *owner = nullptr;
-
-	if (get_instance_base_type() == StringName()) {
-		owner = memnew(RefCounted);
-	} else {
-		owner = ClassDB::instantiate(get_instance_base_type());
-	}
-
-	if (!owner) {
-		r_error.error = Callable::CallError::CALL_ERROR_INSTANCE_IS_NULL;
-		return Variant();
-	}
-
-	RefCounted *r = Object::cast_to<RefCounted>(owner);
-	if (r) {
-		ref = REF(r);
-	}
-
-	PluginScriptInstance *instance = _create_instance(p_args, p_argcount, owner, r_error);
-
-	if (!instance) {
-		if (ref.is_null()) {
-			memdelete(owner); //no owner, sorry
-		}
-		return Variant();
-	}
-
-	if (ref.is_valid()) {
-		return ref;
-	} else {
-		return owner;
-	}
-}
-
-#ifdef TOOLS_ENABLED
-
-void PluginScript::_placeholder_erased(PlaceHolderScriptInstance *p_placeholder) {
-	placeholders.erase(p_placeholder);
-}
-
-#endif
-
-bool PluginScript::can_instantiate() const {
-	bool can = _valid || (!_tool && !ScriptServer::is_scripting_enabled());
-	return can;
-}
-
-bool PluginScript::inherits_script(const Ref<Script> &p_script) const {
-	Ref<PluginScript> ps = p_script;
-	if (ps.is_null()) {
-		return false;
-	}
-
-	const PluginScript *s = this;
-
-	while (s) {
-		if (s == p_script.ptr()) {
-			return true;
-		}
-		s = Object::cast_to<PluginScript>(s->_ref_base_parent.ptr());
-	}
-
-	return false;
-}
-
-Ref<Script> PluginScript::get_base_script() const {
-	if (_ref_base_parent.is_valid()) {
-		return Ref<PluginScript>(_ref_base_parent);
-	} else {
-		return Ref<Script>();
-	}
-}
-
-StringName PluginScript::get_instance_base_type() const {
-	if (_native_parent) {
-		return _native_parent;
-	}
-	if (_ref_base_parent.is_valid()) {
-		return _ref_base_parent->get_instance_base_type();
-	}
-	return StringName();
-}
-
-void PluginScript::update_exports() {
-#ifdef TOOLS_ENABLED
-	ASSERT_SCRIPT_VALID();
-	if (placeholders.size()) {
-		//update placeholders if any
-		Map<StringName, Variant> propdefvalues;
-		List<PropertyInfo> propinfos;
-
-		get_script_property_list(&propinfos);
-		for (Set<PlaceHolderScriptInstance *>::Element *E = placeholders.front(); E; E = E->next()) {
-			E->get()->update(propinfos, _properties_default_values);
-		}
-	}
-#endif
-}
-
-// TODO: rename p_this "p_owner" ?
-ScriptInstance *PluginScript::instance_create(Object *p_this) {
-	ASSERT_SCRIPT_VALID_V(nullptr);
-	// TODO check script validity ?
-	if (!_tool && !ScriptServer::is_scripting_enabled()) {
-#ifdef TOOLS_ENABLED
-		// Instance a fake script for editing the values
-		PlaceHolderScriptInstance *si = memnew(PlaceHolderScriptInstance(get_language(), Ref<Script>(this), p_this));
-		placeholders.insert(si);
-		update_exports();
-		return si;
-#else
-		return nullptr;
-#endif
-	}
-
-	StringName base_type = get_instance_base_type();
-	if (base_type) {
-		if (!ClassDB::is_parent_class(p_this->get_class_name(), base_type)) {
-			String msg = "Script inherits from native type '" + String(base_type) + "', so it can't be instantiated in object of type: '" + p_this->get_class() + "'";
-			// TODO: implement PluginscriptLanguage::debug_break_parse
-			// if (EngineDebugger::is_active()) {
-			// 	_language->debug_break_parse(get_path(), 0, msg);
-			// }
-			ERR_FAIL_V_MSG(nullptr, msg);
-		}
-	}
-
-	Callable::CallError unchecked_error;
-	return _create_instance(nullptr, 0, p_this, unchecked_error);
-}
-
-bool PluginScript::instance_has(const Object *p_this) const {
-	ERR_FAIL_COND_V(!_language, false);
-
-	_language->lock();
-	bool hasit = _instances.has((Object *)p_this);
-	_language->unlock();
-	return hasit;
-}
-
-bool PluginScript::has_source_code() const {
-	return !_source.is_empty();
-}
-
-String PluginScript::get_source_code() const {
-	return _source;
-}
-
-void PluginScript::set_source_code(const String &p_code) {
-	if (_source == p_code) {
-		return;
-	}
-	_source = p_code;
-}
-
-Error PluginScript::reload(bool p_keep_state) {
-	ERR_FAIL_COND_V(!_language, ERR_UNCONFIGURED);
-
-	_language->lock();
-	ERR_FAIL_COND_V(!p_keep_state && _instances.size(), ERR_ALREADY_IN_USE);
-	_language->unlock();
-
-	_valid = false;
-	String basedir = _path;
-
-	if (basedir.is_empty()) {
-		basedir = get_path();
-	}
-
-	if (!basedir.is_empty()) {
-		basedir = basedir.get_base_dir();
-	}
-
-	if (_data) {
-		_desc->finish(_data);
-	}
-
-	Error err;
-	godot_pluginscript_script_manifest manifest = _desc->init(
-			_language->_data,
-			(godot_string *)&_path,
-			(godot_string *)&_source,
-			(godot_error *)&err);
-// Manifest's attributes must be explicitly freed
-#define FREE_SCRIPT_MANIFEST(manifest)                    \
-	{                                                     \
-		godot_string_name_destroy(&manifest.name);        \
-		godot_string_name_destroy(&manifest.base);        \
-		godot_dictionary_destroy(&manifest.member_lines); \
-		godot_array_destroy(&manifest.methods);           \
-		godot_array_destroy(&manifest.signals);           \
-		godot_array_destroy(&manifest.properties);        \
-	}
-
-	if (err) {
-		FREE_SCRIPT_MANIFEST(manifest);
-		// TODO: GDscript uses `ScriptDebugger` here to jump into the parsing error
-		return err;
-	}
-
-	// Script's parent is passed as base_name which can make reference to a
-	// ClassDB name (i.e. `Node2D`) or a resource path (i.e. `res://foo/bar.gd`)
-	StringName *base_name = (StringName *)&manifest.base;
-	if (*base_name) {
-		if (ClassDB::class_exists(*base_name)) {
-			_native_parent = *base_name;
-		} else {
-			Ref<Script> res = ResourceLoader::load(*base_name);
-			if (res.is_valid()) {
-				_ref_base_parent = res;
-			} else {
-				String name = *(StringName *)&manifest.name;
-				FREE_SCRIPT_MANIFEST(manifest);
-				ERR_FAIL_V_MSG(ERR_PARSE_ERROR, _path + ": Script '" + name + "' has an invalid parent '" + *base_name + "'.");
-			}
-		}
-	}
-
-	_valid = true;
-	// Use the manifest to configure this script object
-	_data = manifest.data;
-	_name = *(StringName *)&manifest.name;
-	_tool = manifest.is_tool;
-	_icon_path = *(String *)&manifest.icon_path;
-
-	Dictionary *members = (Dictionary *)&manifest.member_lines;
-	for (const Variant *key = members->next(); key != nullptr; key = members->next(key)) {
-		_member_lines[*key] = (*members)[*key];
-	}
-	Array *methods = (Array *)&manifest.methods;
-	_rpc_methods.clear();
-	if (_ref_base_parent.is_valid()) {
-		/// XXX TODO Should this be _rpc_methods.append_array(...)
-		_rpc_methods = _ref_base_parent->get_rpc_methods();
-	}
-	for (int i = 0; i < methods->size(); ++i) {
-		Dictionary v = (*methods)[i];
-		MethodInfo mi = MethodInfo::from_dict(v);
-		_methods_info[mi.name] = mi;
-		// rpc_mode is passed as an optional field and is not part of MethodInfo
-		Variant var = v["rpc_mode"];
-		if (var != Variant()) {
-			Multiplayer::RPCConfig nd;
-			nd.name = mi.name;
-			nd.rpc_mode = Multiplayer::RPCMode(int(var));
-			// TODO Transfer Channel
-			if (_rpc_methods.find(nd) == -1) {
-				_rpc_methods.push_back(nd);
-			}
-		}
-	}
-
-	// Sort so we are 100% that they are always the same.
-	_rpc_methods.sort_custom<Multiplayer::SortRPCConfig>();
-
-	Array *signals = (Array *)&manifest.signals;
-	for (int i = 0; i < signals->size(); ++i) {
-		Variant v = (*signals)[i];
-		MethodInfo mi = MethodInfo::from_dict(v);
-		_signals_info[mi.name] = mi;
-	}
-	Array *properties = (Array *)&manifest.properties;
-	for (int i = 0; i < properties->size(); ++i) {
-		Dictionary v = (*properties)[i];
-		PropertyInfo pi = PropertyInfo::from_dict(v);
-		_properties_info[pi.name] = pi;
-		_properties_default_values[pi.name] = v["default_value"];
-	}
-
-	FREE_SCRIPT_MANIFEST(manifest);
-	return OK;
-#undef FREE_SCRIPT_MANIFEST
-}
-
-void PluginScript::get_script_method_list(List<MethodInfo> *r_methods) const {
-	ASSERT_SCRIPT_VALID();
-	for (Map<StringName, MethodInfo>::Element *e = _methods_info.front(); e != nullptr; e = e->next()) {
-		r_methods->push_back(e->get());
-	}
-}
-
-void PluginScript::get_script_property_list(List<PropertyInfo> *r_properties) const {
-	ASSERT_SCRIPT_VALID();
-	for (Map<StringName, PropertyInfo>::Element *e = _properties_info.front(); e != nullptr; e = e->next()) {
-		r_properties->push_back(e->get());
-	}
-}
-
-bool PluginScript::has_method(const StringName &p_method) const {
-	ASSERT_SCRIPT_VALID_V(false);
-	return _methods_info.has(p_method);
-}
-
-MethodInfo PluginScript::get_method_info(const StringName &p_method) const {
-	ASSERT_SCRIPT_VALID_V(MethodInfo());
-	const Map<StringName, MethodInfo>::Element *e = _methods_info.find(p_method);
-	if (e != nullptr) {
-		return e->get();
-	} else {
-		return MethodInfo();
-	}
-}
-
-bool PluginScript::has_property(const StringName &p_method) const {
-	ASSERT_SCRIPT_VALID_V(false);
-	return _properties_info.has(p_method);
-}
-
-PropertyInfo PluginScript::get_property_info(const StringName &p_property) const {
-	ASSERT_SCRIPT_VALID_V(PropertyInfo());
-	const Map<StringName, PropertyInfo>::Element *e = _properties_info.find(p_property);
-	if (e != nullptr) {
-		return e->get();
-	} else {
-		return PropertyInfo();
-	}
-}
-
-bool PluginScript::get_property_default_value(const StringName &p_property, Variant &r_value) const {
-	ASSERT_SCRIPT_VALID_V(false);
-#ifdef TOOLS_ENABLED
-	const Map<StringName, Variant>::Element *e = _properties_default_values.find(p_property);
-	if (e != nullptr) {
-		r_value = e->get();
-		return true;
-	} else {
-		return false;
-	}
-#endif
-	return false;
-}
-
-ScriptLanguage *PluginScript::get_language() const {
-	return _language;
-}
-
-Error PluginScript::load_source_code(const String &p_path) {
-	Vector<uint8_t> sourcef;
-	Error err;
-	FileAccess *f = FileAccess::open(p_path, FileAccess::READ, &err);
-	ERR_FAIL_COND_V_MSG(err, err, "Cannot open file '" + p_path + "'.");
-
-	uint64_t len = f->get_length();
-	sourcef.resize(len + 1);
-	uint8_t *w = sourcef.ptrw();
-	uint64_t r = f->get_buffer(w, len);
-	f->close();
-	memdelete(f);
-	ERR_FAIL_COND_V(r != len, ERR_CANT_OPEN);
-	w[len] = 0;
-
-	String s;
-	if (s.parse_utf8((const char *)w)) {
-		ERR_FAIL_V_MSG(ERR_INVALID_DATA, "Script '" + p_path + "' contains invalid unicode (UTF-8), so it was not loaded. Please ensure that scripts are saved in valid UTF-8 unicode.");
-	}
-
-	_source = s;
-#ifdef TOOLS_ENABLED
-// source_changed_cache=true;
-#endif
-	_path = p_path;
-	return OK;
-}
-
-bool PluginScript::has_script_signal(const StringName &p_signal) const {
-	ASSERT_SCRIPT_VALID_V(false);
-	return _signals_info.has(p_signal);
-}
-
-void PluginScript::get_script_signal_list(List<MethodInfo> *r_signals) const {
-	ASSERT_SCRIPT_VALID();
-	for (Map<StringName, MethodInfo>::Element *e = _signals_info.front(); e != nullptr; e = e->next()) {
-		r_signals->push_back(e->get());
-	}
-}
-
-int PluginScript::get_member_line(const StringName &p_member) const {
-#ifdef TOOLS_ENABLED
-	if (_member_lines.has(p_member)) {
-		return _member_lines[p_member];
-	}
-#endif
-	return -1;
-}
-
-const Vector<Multiplayer::RPCConfig> PluginScript::get_rpc_methods() const {
-	return _rpc_methods;
-}
-
-PluginScript::PluginScript() :
-		_script_list(this) {
-}
-
-void PluginScript::init(PluginScriptLanguage *language) {
-	_desc = &language->_desc.script_desc;
-	_language = language;
-
-#ifdef DEBUG_ENABLED
-	_language->lock();
-	_language->_script_list.add(&_script_list);
-	_language->unlock();
-#endif
-}
-
-PluginScript::~PluginScript() {
-	if (_desc && _data) {
-		_desc->finish(_data);
-	}
-
-#ifdef DEBUG_ENABLED
-	if (_language) {
-		_language->lock();
-		_language->_script_list.remove(&_script_list);
-		_language->unlock();
-	}
-#endif
-}
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