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pandemonium_engine/scene/resources/resource_format_text.cpp

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/*************************************************************************/
/* resource_format_text.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. */
/*************************************************************************/
#include "resource_format_text.h"
#include "core/io/resource_format_binary.h"
#include "core/os/dir_access.h"
#include "core/config/project_settings.h"
#include "core/version.h"
//version 2: changed names for basis, aabb, poolvectors, etc.
#define FORMAT_VERSION 2
#include "core/os/dir_access.h"
#include "core/version.h"
#define _printerr() ERR_PRINT(String(res_path + ":" + itos(lines) + " - Parse Error: " + error_text).utf8().get_data());
///
void ResourceInteractiveLoaderText::set_local_path(const String &p_local_path) {
res_path = p_local_path;
}
Ref<Resource> ResourceInteractiveLoaderText::get_resource() {
return resource;
}
Error ResourceInteractiveLoaderText::_parse_sub_resource_dummy(DummyReadData *p_data, VariantParser::Stream *p_stream, Ref<Resource> &r_res, int &line, String &r_err_str) {
VariantParser::Token token;
VariantParser::get_token(p_stream, token, line, r_err_str);
if (token.type != VariantParser::TK_NUMBER) {
r_err_str = "Expected number (sub-resource index)";
return ERR_PARSE_ERROR;
}
int index = token.value;
if (!p_data->resource_map.has(index)) {
Ref<DummyResource> dr;
dr.instance();
dr->set_subindex(index);
p_data->resource_map[index] = dr;
p_data->resource_set.insert(dr);
}
r_res = p_data->resource_map[index];
VariantParser::get_token(p_stream, token, line, r_err_str);
if (token.type != VariantParser::TK_PARENTHESIS_CLOSE) {
r_err_str = "Expected ')'";
return ERR_PARSE_ERROR;
}
return OK;
}
Error ResourceInteractiveLoaderText::_parse_ext_resource_dummy(DummyReadData *p_data, VariantParser::Stream *p_stream, Ref<Resource> &r_res, int &line, String &r_err_str) {
VariantParser::Token token;
VariantParser::get_token(p_stream, token, line, r_err_str);
if (token.type != VariantParser::TK_NUMBER) {
r_err_str = "Expected number (sub-resource index)";
return ERR_PARSE_ERROR;
}
int id = token.value;
ERR_FAIL_COND_V(!p_data->rev_external_resources.has(id), ERR_PARSE_ERROR);
r_res = p_data->rev_external_resources[id];
VariantParser::get_token(p_stream, token, line, r_err_str);
if (token.type != VariantParser::TK_PARENTHESIS_CLOSE) {
r_err_str = "Expected ')'";
return ERR_PARSE_ERROR;
}
return OK;
}
Error ResourceInteractiveLoaderText::_parse_sub_resource(VariantParser::Stream *p_stream, Ref<Resource> &r_res, int &line, String &r_err_str) {
VariantParser::Token token;
VariantParser::get_token(p_stream, token, line, r_err_str);
if (token.type != VariantParser::TK_NUMBER) {
r_err_str = "Expected number (sub-resource index)";
return ERR_PARSE_ERROR;
}
int index = token.value;
ERR_FAIL_COND_V(!int_resources.has(index), ERR_INVALID_PARAMETER);
r_res = int_resources[index];
VariantParser::get_token(p_stream, token, line, r_err_str);
if (token.type != VariantParser::TK_PARENTHESIS_CLOSE) {
r_err_str = "Expected ')'";
return ERR_PARSE_ERROR;
}
return OK;
}
Error ResourceInteractiveLoaderText::_parse_ext_resource(VariantParser::Stream *p_stream, Ref<Resource> &r_res, int &line, String &r_err_str) {
VariantParser::Token token;
VariantParser::get_token(p_stream, token, line, r_err_str);
if (token.type != VariantParser::TK_NUMBER) {
r_err_str = "Expected number (sub-resource index)";
return ERR_PARSE_ERROR;
}
int id = token.value;
if (!ignore_resource_parsing) {
if (!ext_resources.has(id)) {
r_err_str = "Can't load cached ext-resource #" + itos(id);
return ERR_PARSE_ERROR;
}
String path = ext_resources[id].path;
String type = ext_resources[id].type;
if (path.find("://") == -1 && path.is_rel_path()) {
// path is relative to file being loaded, so convert to a resource path
path = ProjectSettings::get_singleton()->localize_path(res_path.get_base_dir().plus_file(path));
}
r_res = ResourceLoader::load(path, type, no_subresource_cache);
if (r_res.is_null()) {
WARN_PRINT(String("Couldn't load external resource: " + path).utf8().get_data());
}
} else {
r_res = RES();
}
VariantParser::get_token(p_stream, token, line, r_err_str);
if (token.type != VariantParser::TK_PARENTHESIS_CLOSE) {
r_err_str = "Expected ')'";
return ERR_PARSE_ERROR;
}
return OK;
}
Ref<PackedScene> ResourceInteractiveLoaderText::_parse_node_tag(VariantParser::ResourceParser &parser) {
Ref<PackedScene> packed_scene;
packed_scene.instance();
while (true) {
if (next_tag.name == "node") {
int parent = -1;
int owner = -1;
int type = -1;
int name = -1;
int instance = -1;
int index = -1;
//int base_scene=-1;
if (next_tag.fields.has("name")) {
name = packed_scene->get_state()->add_name(next_tag.fields["name"]);
}
if (next_tag.fields.has("parent")) {
NodePath np = next_tag.fields["parent"];
np.prepend_period(); //compatible to how it manages paths internally
parent = packed_scene->get_state()->add_node_path(np);
}
if (next_tag.fields.has("type")) {
type = packed_scene->get_state()->add_name(next_tag.fields["type"]);
} else {
type = SceneState::TYPE_INSTANCED; //no type? assume this was instanced
}
if (next_tag.fields.has("instance")) {
instance = packed_scene->get_state()->add_value(next_tag.fields["instance"]);
if (packed_scene->get_state()->get_node_count() == 0 && parent == -1) {
packed_scene->get_state()->set_base_scene(instance);
instance = -1;
}
}
if (next_tag.fields.has("instance_placeholder")) {
String path = next_tag.fields["instance_placeholder"];
int path_v = packed_scene->get_state()->add_value(path);
if (packed_scene->get_state()->get_node_count() == 0) {
error = ERR_FILE_CORRUPT;
error_text = "Instance Placeholder can't be used for inheritance.";
_printerr();
return Ref<PackedScene>();
}
instance = path_v | SceneState::FLAG_INSTANCE_IS_PLACEHOLDER;
}
if (next_tag.fields.has("owner")) {
owner = packed_scene->get_state()->add_node_path(next_tag.fields["owner"]);
} else {
if (parent != -1 && !(type == SceneState::TYPE_INSTANCED && instance == -1)) {
owner = 0; //if no owner, owner is root
}
}
if (next_tag.fields.has("index")) {
index = next_tag.fields["index"];
}
int node_id = packed_scene->get_state()->add_node(parent, owner, type, name, instance, index);
if (next_tag.fields.has("groups")) {
Array groups = next_tag.fields["groups"];
for (int i = 0; i < groups.size(); i++) {
packed_scene->get_state()->add_node_group(node_id, packed_scene->get_state()->add_name(groups[i]));
}
}
while (true) {
String assign;
Variant value;
error = VariantParser::parse_tag_assign_eof(&stream, lines, error_text, next_tag, assign, value, &parser);
if (error) {
if (error != ERR_FILE_EOF) {
_printerr();
return Ref<PackedScene>();
} else {
return packed_scene;
}
}
if (assign != String()) {
int nameidx = packed_scene->get_state()->add_name(assign);
int valueidx = packed_scene->get_state()->add_value(value);
packed_scene->get_state()->add_node_property(node_id, nameidx, valueidx);
//it's assignment
} else if (next_tag.name != String()) {
break;
}
}
} else if (next_tag.name == "connection") {
if (!next_tag.fields.has("from")) {
error = ERR_FILE_CORRUPT;
error_text = "missing 'from' field from connection tag";
return Ref<PackedScene>();
}
if (!next_tag.fields.has("to")) {
error = ERR_FILE_CORRUPT;
error_text = "missing 'to' field from connection tag";
return Ref<PackedScene>();
}
if (!next_tag.fields.has("signal")) {
error = ERR_FILE_CORRUPT;
error_text = "missing 'signal' field from connection tag";
return Ref<PackedScene>();
}
if (!next_tag.fields.has("method")) {
error = ERR_FILE_CORRUPT;
error_text = "missing 'method' field from connection tag";
return Ref<PackedScene>();
}
NodePath from = next_tag.fields["from"];
NodePath to = next_tag.fields["to"];
StringName method = next_tag.fields["method"];
StringName signal = next_tag.fields["signal"];
int flags = CONNECT_PERSIST;
Array binds;
if (next_tag.fields.has("flags")) {
flags = next_tag.fields["flags"];
}
if (next_tag.fields.has("binds")) {
binds = next_tag.fields["binds"];
}
Vector<int> bind_ints;
for (int i = 0; i < binds.size(); i++) {
bind_ints.push_back(packed_scene->get_state()->add_value(binds[i]));
}
packed_scene->get_state()->add_connection(
packed_scene->get_state()->add_node_path(from.simplified()),
packed_scene->get_state()->add_node_path(to.simplified()),
packed_scene->get_state()->add_name(signal),
packed_scene->get_state()->add_name(method),
flags,
bind_ints);
error = VariantParser::parse_tag(&stream, lines, error_text, next_tag, &parser);
if (error) {
if (error != ERR_FILE_EOF) {
_printerr();
return Ref<PackedScene>();
} else {
return packed_scene;
}
}
} else if (next_tag.name == "editable") {
if (!next_tag.fields.has("path")) {
error = ERR_FILE_CORRUPT;
error_text = "missing 'path' field from connection tag";
_printerr();
return Ref<PackedScene>();
}
NodePath path = next_tag.fields["path"];
packed_scene->get_state()->add_editable_instance(path.simplified());
error = VariantParser::parse_tag(&stream, lines, error_text, next_tag, &parser);
if (error) {
if (error != ERR_FILE_EOF) {
_printerr();
return Ref<PackedScene>();
} else {
return packed_scene;
}
}
} else {
error = ERR_FILE_CORRUPT;
_printerr();
return Ref<PackedScene>();
}
}
return packed_scene;
}
Error ResourceInteractiveLoaderText::poll() {
if (error != OK) {
return error;
}
if (next_tag.name == "ext_resource") {
if (!next_tag.fields.has("path")) {
error = ERR_FILE_CORRUPT;
error_text = "Missing 'path' in external resource tag";
_printerr();
return error;
}
if (!next_tag.fields.has("type")) {
error = ERR_FILE_CORRUPT;
error_text = "Missing 'type' in external resource tag";
_printerr();
return error;
}
if (!next_tag.fields.has("id")) {
error = ERR_FILE_CORRUPT;
error_text = "Missing 'id' in external resource tag";
_printerr();
return error;
}
String path = next_tag.fields["path"];
String type = next_tag.fields["type"];
int index = next_tag.fields["id"];
if (path.find("://") == -1 && path.is_rel_path()) {
// path is relative to file being loaded, so convert to a resource path
path = ProjectSettings::get_singleton()->localize_path(local_path.get_base_dir().plus_file(path));
}
if (remaps.has(path)) {
path = remaps[path];
}
RES res = ResourceLoader::load(path, type, no_subresource_cache);
if (res.is_null()) {
if (ResourceLoader::get_abort_on_missing_resources()) {
error = ERR_FILE_CORRUPT;
error_text = "[ext_resource] referenced nonexistent resource at: " + path;
_printerr();
return error;
} else {
ResourceLoader::notify_dependency_error(local_path, path, type);
}
} else {
#ifdef TOOLS_ENABLED
//remember ID for saving
res->set_id_for_path(local_path, index);
#endif
}
ExtResource er;
er.cache = res;
er.path = path;
er.type = type;
ext_resources[index] = er;
error = VariantParser::parse_tag(&stream, lines, error_text, next_tag, &rp);
if (error) {
_printerr();
}
resource_current++;
return error;
} else if (next_tag.name == "sub_resource") {
if (!next_tag.fields.has("type")) {
error = ERR_FILE_CORRUPT;
error_text = "Missing 'type' in external resource tag";
_printerr();
return error;
}
if (!next_tag.fields.has("id")) {
error = ERR_FILE_CORRUPT;
error_text = "Missing 'index' in external resource tag";
_printerr();
return error;
}
String type = next_tag.fields["type"];
int id = next_tag.fields["id"];
String path = local_path + "::" + itos(id);
Ref<Resource> res;
bool do_assign = false;
if (!no_subresource_cache && ResourceCache::has(path)) {
//cached, do not assign
Resource *r = ResourceCache::get(path);
res = Ref<Resource>(r);
} else {
//create
Object *obj = ClassDB::instance(type);
if (!obj) {
error_text += "Can't create sub resource of type: " + type;
_printerr();
error = ERR_FILE_CORRUPT;
return error;
}
Resource *r = Object::cast_to<Resource>(obj);
if (!r) {
error_text += "Can't create sub resource of type, because not a resource: " + type;
_printerr();
error = ERR_FILE_CORRUPT;
return error;
}
res = Ref<Resource>(r);
do_assign = true;
}
int_resources[id] = res; //always assign int resources
if (do_assign) {
res->set_path(path, no_subresource_cache);
res->set_subindex(id);
}
resource_current++;
while (true) {
String assign;
Variant value;
error = VariantParser::parse_tag_assign_eof(&stream, lines, error_text, next_tag, assign, value, &rp);
if (error) {
_printerr();
return error;
}
if (assign != String()) {
if (do_assign) {
res->set(assign, value);
}
//it's assignment
} else if (next_tag.name != String()) {
error = OK;
break;
} else {
error = ERR_FILE_CORRUPT;
error_text = "Premature end of file while parsing [sub_resource]";
_printerr();
return error;
}
}
return OK;
} else if (next_tag.name == "resource") {
if (is_scene) {
error_text += "found the 'resource' tag on a scene file!";
_printerr();
error = ERR_FILE_CORRUPT;
return error;
}
Object *obj = ClassDB::instance(res_type);
if (!obj) {
error_text += "Can't create sub resource of type: " + res_type;
_printerr();
error = ERR_FILE_CORRUPT;
return error;
}
Resource *r = Object::cast_to<Resource>(obj);
if (!r) {
error_text += "Can't create sub resource of type, because not a resource: " + res_type;
_printerr();
error = ERR_FILE_CORRUPT;
return error;
}
resource = Ref<Resource>(r);
resource_current++;
while (true) {
String assign;
Variant value;
error = VariantParser::parse_tag_assign_eof(&stream, lines, error_text, next_tag, assign, value, &rp);
if (error) {
if (error != ERR_FILE_EOF) {
_printerr();
} else {
if (!no_subresource_cache && !ResourceCache::has(res_path)) {
resource->set_path(res_path);
}
resource->set_as_translation_remapped(translation_remapped);
}
return error;
}
if (assign != String()) {
resource->set(assign, value);
//it's assignment
} else if (next_tag.name != String()) {
error = ERR_FILE_CORRUPT;
error_text = "Extra tag found when parsing main resource file";
_printerr();
return error;
} else {
error = ERR_FILE_EOF;
return error;
}
}
return OK;
} else if (next_tag.name == "node") {
if (!is_scene) {
error_text += "found the 'node' tag on a resource file!";
_printerr();
error = ERR_FILE_CORRUPT;
return error;
}
Ref<PackedScene> packed_scene = _parse_node_tag(rp);
if (!packed_scene.is_valid()) {
return error;
}
error = ERR_FILE_EOF;
//get it here
resource = packed_scene;
if (!no_subresource_cache && !ResourceCache::has(res_path)) {
packed_scene->set_path(res_path);
}
return error;
} else {
error_text += "Unknown tag in file: " + next_tag.name;
_printerr();
error = ERR_FILE_CORRUPT;
return error;
}
return OK;
}
int ResourceInteractiveLoaderText::get_stage() const {
return resource_current;
}
int ResourceInteractiveLoaderText::get_stage_count() const {
return resources_total; //+ext_resources;
}
void ResourceInteractiveLoaderText::set_translation_remapped(bool p_remapped) {
translation_remapped = p_remapped;
}
ResourceInteractiveLoaderText::ResourceInteractiveLoaderText() :
stream(false) {
translation_remapped = false;
}
ResourceInteractiveLoaderText::~ResourceInteractiveLoaderText() {
memdelete(f);
}
void ResourceInteractiveLoaderText::get_dependencies(FileAccess *p_f, List<String> *p_dependencies, bool p_add_types) {
open(p_f);
ignore_resource_parsing = true;
ERR_FAIL_COND(error != OK);
while (next_tag.name == "ext_resource") {
if (!next_tag.fields.has("type")) {
error = ERR_FILE_CORRUPT;
error_text = "Missing 'type' in external resource tag";
_printerr();
return;
}
if (!next_tag.fields.has("id")) {
error = ERR_FILE_CORRUPT;
error_text = "Missing 'index' in external resource tag";
_printerr();
return;
}
String path = next_tag.fields["path"];
String type = next_tag.fields["type"];
if (path.find("://") == -1 && path.is_rel_path()) {
// path is relative to file being loaded, so convert to a resource path
path = ProjectSettings::get_singleton()->localize_path(local_path.get_base_dir().plus_file(path));
}
if (p_add_types) {
path += "::" + type;
}
p_dependencies->push_back(path);
Error err = VariantParser::parse_tag(&stream, lines, error_text, next_tag, &rp);
if (err) {
print_line(error_text + " - " + itos(lines));
error_text = "Unexpected end of file";
_printerr();
error = ERR_FILE_CORRUPT;
}
}
}
Error ResourceInteractiveLoaderText::rename_dependencies(FileAccess *p_f, const String &p_path, const RBMap<String, String> &p_map) {
open(p_f, true);
ERR_FAIL_COND_V(error != OK, error);
ignore_resource_parsing = true;
//FileAccess
FileAccess *fw = nullptr;
String base_path = local_path.get_base_dir();
uint64_t tag_end = f->get_position();
while (true) {
Error err = VariantParser::parse_tag(&stream, lines, error_text, next_tag, &rp);
if (err != OK) {
if (fw) {
memdelete(fw);
}
error = ERR_FILE_CORRUPT;
ERR_FAIL_V(error);
}
if (next_tag.name != "ext_resource") {
//nothing was done
if (!fw) {
return OK;
}
break;
} else {
if (!fw) {
fw = FileAccess::open(p_path + ".depren", FileAccess::WRITE);
if (is_scene) {
fw->store_line("[gd_scene load_steps=" + itos(resources_total) + " format=" + itos(FORMAT_VERSION) + "]\n");
} else {
fw->store_line("[gd_resource type=\"" + res_type + "\" load_steps=" + itos(resources_total) + " format=" + itos(FORMAT_VERSION) + "]\n");
}
}
if (!next_tag.fields.has("path") || !next_tag.fields.has("id") || !next_tag.fields.has("type")) {
memdelete(fw);
error = ERR_FILE_CORRUPT;
ERR_FAIL_V(error);
}
String path = next_tag.fields["path"];
int index = next_tag.fields["id"];
String type = next_tag.fields["type"];
bool relative = false;
if (!path.begins_with("res://")) {
path = base_path.plus_file(path).simplify_path();
relative = true;
}
if (p_map.has(path)) {
String np = p_map[path];
path = np;
}
if (relative) {
//restore relative
path = base_path.path_to_file(path);
}
fw->store_line("[ext_resource path=\"" + path + "\" type=\"" + type + "\" id=" + itos(index) + "]");
tag_end = f->get_position();
}
}
f->seek(tag_end);
uint8_t c = f->get_8();
if (c == '\n' && !f->eof_reached()) {
// Skip first newline character since we added one
c = f->get_8();
}
while (!f->eof_reached()) {
fw->store_8(c);
c = f->get_8();
}
f->close();
bool all_ok = fw->get_error() == OK;
memdelete(fw);
if (!all_ok) {
return ERR_CANT_CREATE;
}
DirAccess *da = DirAccess::create(DirAccess::ACCESS_RESOURCES);
da->remove(p_path);
da->rename(p_path + ".depren", p_path);
memdelete(da);
return OK;
}
void ResourceInteractiveLoaderText::open(FileAccess *p_f, bool p_skip_first_tag) {
error = OK;
lines = 1;
f = p_f;
stream.f = f;
is_scene = false;
ignore_resource_parsing = false;
resource_current = 0;
VariantParser::Tag tag;
Error err = VariantParser::parse_tag(&stream, lines, error_text, tag);
if (err) {
error = err;
_printerr();
return;
}
if (tag.fields.has("format")) {
int fmt = tag.fields["format"];
if (fmt > FORMAT_VERSION) {
error_text = "Saved with newer format version";
_printerr();
error = ERR_PARSE_ERROR;
return;
}
}
if (tag.name == "gd_scene") {
is_scene = true;
} else if (tag.name == "gd_resource") {
if (!tag.fields.has("type")) {
error_text = "Missing 'type' field in 'gd_resource' tag";
_printerr();
error = ERR_PARSE_ERROR;
return;
}
res_type = tag.fields["type"];
} else {
error_text = "Unrecognized file type: " + tag.name;
_printerr();
error = ERR_PARSE_ERROR;
return;
}
if (tag.fields.has("load_steps")) {
resources_total = tag.fields["load_steps"];
} else {
resources_total = 0;
}
if (!p_skip_first_tag) {
err = VariantParser::parse_tag(&stream, lines, error_text, next_tag, &rp);
if (err) {
error_text = "Unexpected end of file";
_printerr();
error = ERR_FILE_CORRUPT;
}
}
rp.ext_func = _parse_ext_resources;
rp.sub_func = _parse_sub_resources;
rp.userdata = this;
}
static void bs_save_unicode_string(FileAccess *f, const String &p_string, bool p_bit_on_len = false) {
CharString utf8 = p_string.utf8();
if (p_bit_on_len) {
f->store_32((utf8.length() + 1) | 0x80000000);
} else {
f->store_32(utf8.length() + 1);
}
f->store_buffer((const uint8_t *)utf8.get_data(), utf8.length() + 1);
}
Error ResourceInteractiveLoaderText::save_as_binary(FileAccess *p_f, const String &p_path) {
if (error) {
return error;
}
FileAccessRef wf = FileAccess::open(p_path, FileAccess::WRITE);
if (!wf) {
return ERR_CANT_OPEN;
}
//save header compressed
static const uint8_t header[4] = { 'R', 'S', 'R', 'C' };
wf->store_buffer(header, 4);
wf->store_32(0); //endianness, little endian
wf->store_32(0); //64 bits file, false for now
wf->store_32(VERSION_MAJOR);
wf->store_32(VERSION_MINOR);
static const int save_format_version = 3; //use format version 3 for saving
wf->store_32(save_format_version);
bs_save_unicode_string(wf.f, is_scene ? "PackedScene" : resource_type);
wf->store_64(0); //offset to import metadata, this is no longer used
for (int i = 0; i < 14; i++) {
wf->store_32(0); // reserved
}
wf->store_32(0); //string table size, will not be in use
uint64_t ext_res_count_pos = wf->get_position();
wf->store_32(0); //zero ext resources, still parsing them
//go with external resources
DummyReadData dummy_read;
VariantParser::ResourceParser rp;
rp.ext_func = _parse_ext_resource_dummys;
rp.sub_func = _parse_sub_resource_dummys;
rp.userdata = &dummy_read;
while (next_tag.name == "ext_resource") {
if (!next_tag.fields.has("path")) {
error = ERR_FILE_CORRUPT;
error_text = "Missing 'path' in external resource tag";
_printerr();
return error;
}
if (!next_tag.fields.has("type")) {
error = ERR_FILE_CORRUPT;
error_text = "Missing 'type' in external resource tag";
_printerr();
return error;
}
if (!next_tag.fields.has("id")) {
error = ERR_FILE_CORRUPT;
error_text = "Missing 'id' in external resource tag";
_printerr();
return error;
}
String path = next_tag.fields["path"];
String type = next_tag.fields["type"];
int index = next_tag.fields["id"];
bs_save_unicode_string(wf.f, type);
bs_save_unicode_string(wf.f, path);
int lindex = dummy_read.external_resources.size();
Ref<DummyResource> dr;
dr.instance();
dr->set_path("res://dummy" + itos(lindex)); //anything is good to detect it for saving as external
dummy_read.external_resources[dr] = lindex;
dummy_read.rev_external_resources[index] = dr;
error = VariantParser::parse_tag(&stream, lines, error_text, next_tag, &rp);
if (error) {
_printerr();
return error;
}
}
// save external resource table
wf->seek(ext_res_count_pos);
wf->store_32(dummy_read.external_resources.size());
wf->seek_end();
//now, save resources to a separate file, for now
uint64_t sub_res_count_pos = wf->get_position();
wf->store_32(0); //zero sub resources, still parsing them
String temp_file = p_path + ".temp";
FileAccessRef wf2 = FileAccess::open(temp_file, FileAccess::WRITE);
if (!wf2) {
return ERR_CANT_OPEN;
}
Vector<uint64_t> local_offsets;
Vector<uint64_t> local_pointers_pos;
while (next_tag.name == "sub_resource" || next_tag.name == "resource") {
String type;
int id = -1;
bool main_res;
if (next_tag.name == "sub_resource") {
if (!next_tag.fields.has("type")) {
error = ERR_FILE_CORRUPT;
error_text = "Missing 'type' in external resource tag";
_printerr();
return error;
}
if (!next_tag.fields.has("id")) {
error = ERR_FILE_CORRUPT;
error_text = "Missing 'index' in external resource tag";
_printerr();
return error;
}
type = next_tag.fields["type"];
id = next_tag.fields["id"];
main_res = false;
} else {
type = res_type;
id = 0; //used for last anyway
main_res = true;
}
local_offsets.push_back(wf2->get_position());
bs_save_unicode_string(wf, "local://" + itos(id));
local_pointers_pos.push_back(wf->get_position());
wf->store_64(0); //temp local offset
bs_save_unicode_string(wf2, type);
uint64_t propcount_ofs = wf2->get_position();
wf2->store_32(0);
int prop_count = 0;
while (true) {
String assign;
Variant value;
error = VariantParser::parse_tag_assign_eof(&stream, lines, error_text, next_tag, assign, value, &rp);
if (error) {
if (main_res && error == ERR_FILE_EOF) {
next_tag.name = ""; //exit
break;
}
_printerr();
return error;
}
if (assign != String()) {
RBMap<StringName, int> empty_string_map; //unused
bs_save_unicode_string(wf2, assign, true);
ResourceFormatSaverBinaryInstance::write_variant(wf2, value, dummy_read.resource_set, dummy_read.external_resources, empty_string_map);
prop_count++;
} else if (next_tag.name != String()) {
error = OK;
break;
} else {
error = ERR_FILE_CORRUPT;
error_text = "Premature end of file while parsing [sub_resource]";
_printerr();
return error;
}
}
wf2->seek(propcount_ofs);
wf2->store_32(prop_count);
wf2->seek_end();
}
if (next_tag.name == "node") {
//this is a node, must save one more!
if (!is_scene) {
error_text += "found the 'node' tag on a resource file!";
_printerr();
error = ERR_FILE_CORRUPT;
return error;
}
Ref<PackedScene> packed_scene = _parse_node_tag(rp);
if (!packed_scene.is_valid()) {
return error;
}
error = OK;
//get it here
List<PropertyInfo> props;
packed_scene->get_property_list(&props);
bs_save_unicode_string(wf, "local://0");
local_pointers_pos.push_back(wf->get_position());
wf->store_64(0); //temp local offset
local_offsets.push_back(wf2->get_position());
bs_save_unicode_string(wf2, "PackedScene");
uint64_t propcount_ofs = wf2->get_position();
wf2->store_32(0);
int prop_count = 0;
for (List<PropertyInfo>::Element *E = props.front(); E; E = E->next()) {
if (!(E->get().usage & PROPERTY_USAGE_STORAGE)) {
continue;
}
String name = E->get().name;
Variant value = packed_scene->get(name);
RBMap<StringName, int> empty_string_map; //unused
bs_save_unicode_string(wf2, name, true);
ResourceFormatSaverBinaryInstance::write_variant(wf2, value, dummy_read.resource_set, dummy_read.external_resources, empty_string_map);
prop_count++;
}
wf2->seek(propcount_ofs);
wf2->store_32(prop_count);
wf2->seek_end();
}
wf2->close();
uint64_t offset_from = wf->get_position();
wf->seek(sub_res_count_pos); //plus one because the saved one
wf->store_32(local_offsets.size());
for (int i = 0; i < local_offsets.size(); i++) {
wf->seek(local_pointers_pos[i]);
wf->store_64(local_offsets[i] + offset_from);
}
wf->seek_end();
Vector<uint8_t> data = FileAccess::get_file_as_array(temp_file);
wf->store_buffer(data.ptr(), data.size());
{
DirAccessRef dar = DirAccess::open(temp_file.get_base_dir());
dar->remove(temp_file);
}
wf->store_buffer((const uint8_t *)"RSRC", 4); //magic at end
wf->close();
return OK;
}
String ResourceInteractiveLoaderText::recognize(FileAccess *p_f) {
error = OK;
lines = 1;
f = p_f;
stream.f = f;
ignore_resource_parsing = true;
VariantParser::Tag tag;
Error err = VariantParser::parse_tag(&stream, lines, error_text, tag);
if (err) {
_printerr();
return "";
}
if (tag.fields.has("format")) {
int fmt = tag.fields["format"];
if (fmt > FORMAT_VERSION) {
error_text = "Saved with newer format version";
_printerr();
return "";
}
}
if (tag.name == "gd_scene") {
return "PackedScene";
}
if (tag.name != "gd_resource") {
return "";
}
if (!tag.fields.has("type")) {
error_text = "Missing 'type' field in 'gd_resource' tag";
_printerr();
return "";
}
return tag.fields["type"];
}
/////////////////////
Ref<ResourceInteractiveLoader> ResourceFormatLoaderText::load_interactive(const String &p_path, const String &p_original_path, Error *r_error, bool p_no_subresource_cache) {
if (r_error) {
*r_error = ERR_CANT_OPEN;
}
Error err;
FileAccess *f = FileAccess::open(p_path, FileAccess::READ, &err);
ERR_FAIL_COND_V_MSG(err != OK, Ref<ResourceInteractiveLoader>(), "Cannot open file '" + p_path + "'.");
Ref<ResourceInteractiveLoaderText> ria = memnew(ResourceInteractiveLoaderText);
ria->set_no_subresource_cache(p_no_subresource_cache);
String path = p_original_path != "" ? p_original_path : p_path;
ria->local_path = ProjectSettings::get_singleton()->localize_path(path);
ria->res_path = ria->local_path;
//ria->set_local_path( ProjectSettings::get_singleton()->localize_path(p_path) );
ria->open(f);
return ria;
}
void ResourceFormatLoaderText::get_recognized_extensions_for_type(const String &p_type, List<String> *p_extensions) const {
if (p_type == "") {
get_recognized_extensions(p_extensions);
return;
}
if (ClassDB::is_parent_class("PackedScene", p_type)) {
p_extensions->push_back("tscn");
}
// Don't allow .tres for PackedScenes.
if (p_type != "PackedScene") {
p_extensions->push_back("tres");
}
}
void ResourceFormatLoaderText::get_recognized_extensions(List<String> *p_extensions) const {
p_extensions->push_back("tscn");
p_extensions->push_back("tres");
}
bool ResourceFormatLoaderText::handles_type(const String &p_type) const {
return true;
}
String ResourceFormatLoaderText::get_resource_type(const String &p_path) const {
String ext = p_path.get_extension().to_lower();
if (ext == "tscn") {
return "PackedScene";
} else if (ext != "tres") {
return String();
}
//for anything else must test..
FileAccess *f = FileAccess::open(p_path, FileAccess::READ);
if (!f) {
return ""; //could not rwead
}
Ref<ResourceInteractiveLoaderText> ria = memnew(ResourceInteractiveLoaderText);
ria->local_path = ProjectSettings::get_singleton()->localize_path(p_path);
ria->res_path = ria->local_path;
//ria->set_local_path( ProjectSettings::get_singleton()->localize_path(p_path) );
String r = ria->recognize(f);
return r;
}
void ResourceFormatLoaderText::get_dependencies(const String &p_path, List<String> *p_dependencies, bool p_add_types) {
FileAccess *f = FileAccess::open(p_path, FileAccess::READ);
if (!f) {
ERR_FAIL();
}
Ref<ResourceInteractiveLoaderText> ria = memnew(ResourceInteractiveLoaderText);
ria->local_path = ProjectSettings::get_singleton()->localize_path(p_path);
ria->res_path = ria->local_path;
//ria->set_local_path( ProjectSettings::get_singleton()->localize_path(p_path) );
ria->get_dependencies(f, p_dependencies, p_add_types);
}
Error ResourceFormatLoaderText::rename_dependencies(const String &p_path, const RBMap<String, String> &p_map) {
FileAccess *f = FileAccess::open(p_path, FileAccess::READ);
if (!f) {
ERR_FAIL_V(ERR_CANT_OPEN);
}
Ref<ResourceInteractiveLoaderText> ria = memnew(ResourceInteractiveLoaderText);
ria->local_path = ProjectSettings::get_singleton()->localize_path(p_path);
ria->res_path = ria->local_path;
//ria->set_local_path( ProjectSettings::get_singleton()->localize_path(p_path) );
return ria->rename_dependencies(f, p_path, p_map);
}
ResourceFormatLoaderText *ResourceFormatLoaderText::singleton = nullptr;
Error ResourceFormatLoaderText::convert_file_to_binary(const String &p_src_path, const String &p_dst_path) {
Error err;
FileAccess *f = FileAccess::open(p_src_path, FileAccess::READ, &err);
ERR_FAIL_COND_V_MSG(err != OK, ERR_CANT_OPEN, "Cannot open file '" + p_src_path + "'.");
Ref<ResourceInteractiveLoaderText> ria = memnew(ResourceInteractiveLoaderText);
const String &path = p_src_path;
ria->local_path = ProjectSettings::get_singleton()->localize_path(path);
ria->res_path = ria->local_path;
//ria->set_local_path( ProjectSettings::get_singleton()->localize_path(p_path) );
ria->open(f);
return ria->save_as_binary(f, p_dst_path);
}
/*****************************************************************************************************/
/*****************************************************************************************************/
/*****************************************************************************************************/
/*****************************************************************************************************/
/*****************************************************************************************************/
/*****************************************************************************************************/
/*****************************************************************************************************/
/*****************************************************************************************************/
/*****************************************************************************************************/
/*****************************************************************************************************/
String ResourceFormatSaverTextInstance::_write_resources(void *ud, const RES &p_resource) {
ResourceFormatSaverTextInstance *rsi = (ResourceFormatSaverTextInstance *)ud;
return rsi->_write_resource(p_resource);
}
String ResourceFormatSaverTextInstance::_write_resource(const RES &res) {
if (external_resources.has(res)) {
return "ExtResource( " + itos(external_resources[res]) + " )";
} else {
if (internal_resources.has(res)) {
return "SubResource( " + itos(internal_resources[res]) + " )";
} else if (res->get_path().length() && res->get_path().find("::") == -1) {
if (res->get_path() == local_path) { //circular reference attempt
return "null";
}
//external resource
String path = relative_paths ? local_path.path_to_file(res->get_path()) : res->get_path();
return "Resource( \"" + path + "\" )";
} else {
ERR_FAIL_V_MSG("null", "Resource was not pre cached for the resource section, bug?");
//internal resource
}
}
}
void ResourceFormatSaverTextInstance::_find_resources(const Variant &p_variant, bool p_main) {
switch (p_variant.get_type()) {
case Variant::OBJECT: {
RES res = p_variant.operator RefPtr();
if (res.is_null() || external_resources.has(res)) {
return;
}
if (!p_main && (!bundle_resources) && res->get_path().length() && res->get_path().find("::") == -1) {
if (res->get_path() == local_path) {
ERR_PRINT("Circular reference to resource being saved found: '" + local_path + "' will be null next time it's loaded.");
return;
}
int index = external_resources.size();
external_resources[res] = index;
return;
}
if (resource_set.has(res)) {
return;
}
List<PropertyInfo> property_list;
res->get_property_list(&property_list);
property_list.sort();
List<PropertyInfo>::Element *I = property_list.front();
while (I) {
PropertyInfo pi = I->get();
if (pi.usage & PROPERTY_USAGE_STORAGE) {
Variant v = res->get(I->get().name);
if (pi.usage & PROPERTY_USAGE_RESOURCE_NOT_PERSISTENT) {
RES sres = v;
if (sres.is_valid()) {
NonPersistentKey npk;
npk.base = res;
npk.property = pi.name;
non_persistent_map[npk] = sres;
resource_set.insert(sres);
saved_resources.push_back(sres);
}
} else {
_find_resources(v);
}
}
I = I->next();
}
resource_set.insert(res); //saved after, so the children it needs are available when loaded
saved_resources.push_back(res);
} break;
case Variant::ARRAY: {
Array varray = p_variant;
int len = varray.size();
for (int i = 0; i < len; i++) {
const Variant &v = varray.get(i);
_find_resources(v);
}
} break;
case Variant::DICTIONARY: {
Dictionary d = p_variant;
List<Variant> keys;
d.get_key_list(&keys);
for (List<Variant>::Element *E = keys.front(); E; E = E->next()) {
Variant v = d[E->get()];
_find_resources(v);
}
} break;
default: {
}
}
}
Error ResourceFormatSaverTextInstance::save(const String &p_path, const RES &p_resource, uint32_t p_flags) {
if (p_path.ends_with(".tscn")) {
packed_scene = p_resource;
}
Error err;
f = FileAccess::open(p_path, FileAccess::WRITE, &err);
ERR_FAIL_COND_V_MSG(err, ERR_CANT_OPEN, "Cannot save file '" + p_path + "'.");
FileAccessRef _fref(f);
local_path = ProjectSettings::get_singleton()->localize_path(p_path);
relative_paths = p_flags & ResourceSaver::FLAG_RELATIVE_PATHS;
skip_editor = p_flags & ResourceSaver::FLAG_OMIT_EDITOR_PROPERTIES;
bundle_resources = p_flags & ResourceSaver::FLAG_BUNDLE_RESOURCES;
takeover_paths = p_flags & ResourceSaver::FLAG_REPLACE_SUBRESOURCE_PATHS;
if (!p_path.begins_with("res://")) {
takeover_paths = false;
}
// save resources
_find_resources(p_resource, true);
if (packed_scene.is_valid()) {
//add instances to external resources if saving a packed scene
for (int i = 0; i < packed_scene->get_state()->get_node_count(); i++) {
if (packed_scene->get_state()->is_node_instance_placeholder(i)) {
continue;
}
Ref<PackedScene> instance = packed_scene->get_state()->get_node_instance(i);
if (instance.is_valid() && !external_resources.has(instance)) {
int index = external_resources.size();
external_resources[instance] = index;
}
}
}
{
String title = packed_scene.is_valid() ? "[gd_scene " : "[gd_resource ";
if (packed_scene.is_null()) {
title += "type=\"" + p_resource->get_class() + "\" ";
}
int load_steps = saved_resources.size() + external_resources.size();
/*
if (packed_scene.is_valid()) {
load_steps+=packed_scene->get_node_count();
}
//no, better to not use load steps from nodes, no point to that
*/
if (load_steps > 1) {
title += "load_steps=" + itos(load_steps) + " ";
}
title += "format=" + itos(FORMAT_VERSION) + "";
f->store_string(title);
f->store_line("]\n"); //one empty line
}
#ifdef TOOLS_ENABLED
//keep order from cached ids
RBSet<int> cached_ids_found;
for (RBMap<RES, int>::Element *E = external_resources.front(); E; E = E->next()) {
int cached_id = E->key()->get_id_for_path(local_path);
if (cached_id < 0 || cached_ids_found.has(cached_id)) {
E->get() = -1; //reset
} else {
E->get() = cached_id;
cached_ids_found.insert(cached_id);
}
}
//create IDs for non cached resources
for (RBMap<RES, int>::Element *E = external_resources.front(); E; E = E->next()) {
if (cached_ids_found.has(E->get())) { //already cached, go on
continue;
}
int attempt = 1; //start from one, more readable format
while (cached_ids_found.has(attempt)) {
attempt++;
}
cached_ids_found.insert(attempt);
E->get() = attempt;
//update also in resource
Ref<Resource> res = E->key();
res->set_id_for_path(local_path, attempt);
}
#else
//make sure to start from one, as it makes format more readable
for (RBMap<RES, int>::Element *E = external_resources.front(); E; E = E->next()) {
E->get() = E->get() + 1;
}
#endif
Vector<ResourceSort> sorted_er;
for (RBMap<RES, int>::Element *E = external_resources.front(); E; E = E->next()) {
ResourceSort rs;
rs.resource = E->key();
rs.index = E->get();
sorted_er.push_back(rs);
}
sorted_er.sort();
for (int i = 0; i < sorted_er.size(); i++) {
String p = sorted_er[i].resource->get_path();
f->store_string("[ext_resource path=\"" + p + "\" type=\"" + sorted_er[i].resource->get_save_class() + "\" id=" + itos(sorted_er[i].index) + "]\n"); //bundled
}
if (external_resources.size()) {
f->store_line(String()); //separate
}
RBSet<int> used_indices;
for (List<RES>::Element *E = saved_resources.front(); E; E = E->next()) {
RES res = E->get();
if (E->next() && (res->get_path() == "" || res->get_path().find("::") != -1)) {
if (res->get_subindex() != 0) {
if (used_indices.has(res->get_subindex())) {
res->set_subindex(0); //repeated
} else {
used_indices.insert(res->get_subindex());
}
}
}
}
for (List<RES>::Element *E = saved_resources.front(); E; E = E->next()) {
RES res = E->get();
ERR_CONTINUE(!resource_set.has(res));
bool main = (E->next() == nullptr);
if (main && packed_scene.is_valid()) {
break; //save as a scene
}
if (main) {
f->store_line("[resource]");
} else {
String line = "[sub_resource ";
if (res->get_subindex() == 0) {
int new_subindex = 1;
if (used_indices.size()) {
new_subindex = used_indices.back()->get() + 1;
}
res->set_subindex(new_subindex);
used_indices.insert(new_subindex);
}
int idx = res->get_subindex();
line += "type=\"" + res->get_class() + "\" id=" + itos(idx);
f->store_line(line + "]");
if (takeover_paths) {
res->set_path(p_path + "::" + itos(idx), true);
}
internal_resources[res] = idx;
#ifdef TOOLS_ENABLED
res->set_edited(false);
#endif
}
List<PropertyInfo> property_list;
res->get_property_list(&property_list);
//property_list.sort();
for (List<PropertyInfo>::Element *PE = property_list.front(); PE; PE = PE->next()) {
if (skip_editor && PE->get().name.begins_with("__editor")) {
continue;
}
if (PE->get().usage & PROPERTY_USAGE_STORAGE) {
String name = PE->get().name;
Variant value;
if (PE->get().usage & PROPERTY_USAGE_RESOURCE_NOT_PERSISTENT) {
NonPersistentKey npk;
npk.base = res;
npk.property = name;
if (non_persistent_map.has(npk)) {
value = non_persistent_map[npk];
}
} else {
value = res->get(name);
}
Variant default_value = ClassDB::class_get_default_property_value(res->get_class(), name);
if (default_value.get_type() != Variant::NIL && bool(Variant::evaluate(Variant::OP_EQUAL, value, default_value))) {
continue;
}
if (PE->get().type == Variant::OBJECT && value.is_zero() && !(PE->get().usage & PROPERTY_USAGE_STORE_IF_NULL)) {
continue;
}
String vars;
VariantWriter::write_to_string(value, vars, _write_resources, this);
f->store_string(name.property_name_encode() + " = " + vars + "\n");
}
}
if (E->next()) {
f->store_line(String());
}
}
if (packed_scene.is_valid()) {
//if this is a scene, save nodes and connections!
Ref<SceneState> state = packed_scene->get_state();
for (int i = 0; i < state->get_node_count(); i++) {
StringName type = state->get_node_type(i);
StringName name = state->get_node_name(i);
int index = state->get_node_index(i);
NodePath path = state->get_node_path(i, true);
NodePath owner = state->get_node_owner_path(i);
Ref<PackedScene> instance = state->get_node_instance(i);
String instance_placeholder = state->get_node_instance_placeholder(i);
Vector<StringName> groups = state->get_node_groups(i);
String header = "[node";
header += " name=\"" + String(name).c_escape() + "\"";
if (type != StringName()) {
header += " type=\"" + String(type) + "\"";
}
if (path != NodePath()) {
header += " parent=\"" + String(path.simplified()).c_escape() + "\"";
}
if (owner != NodePath() && owner != NodePath(".")) {
header += " owner=\"" + String(owner.simplified()).c_escape() + "\"";
}
if (index >= 0) {
header += " index=\"" + itos(index) + "\"";
}
if (groups.size()) {
// Write all groups on the same line as they're part of a section header.
// This improves readability while not impacting VCS friendliness too much,
// since it's rare to have more than 5 groups assigned to a single node.
groups.sort_custom<StringName::AlphCompare>();
String sgroups = " groups=[";
for (int j = 0; j < groups.size(); j++) {
sgroups += "\"" + String(groups[j]).c_escape() + "\"";
if (j < groups.size() - 1) {
sgroups += ", ";
}
}
sgroups += "]";
header += sgroups;
}
f->store_string(header);
if (instance_placeholder != String()) {
String vars;
f->store_string(" instance_placeholder=");
VariantWriter::write_to_string(instance_placeholder, vars, _write_resources, this);
f->store_string(vars);
}
if (instance.is_valid()) {
String vars;
f->store_string(" instance=");
VariantWriter::write_to_string(instance, vars, _write_resources, this);
f->store_string(vars);
}
f->store_line("]");
for (int j = 0; j < state->get_node_property_count(i); j++) {
String vars;
VariantWriter::write_to_string(state->get_node_property_value(i, j), vars, _write_resources, this);
f->store_string(String(state->get_node_property_name(i, j)).property_name_encode() + " = " + vars + "\n");
}
if (i < state->get_node_count() - 1) {
f->store_line(String());
}
}
for (int i = 0; i < state->get_connection_count(); i++) {
if (i == 0) {
f->store_line("");
}
String connstr = "[connection";
connstr += " signal=\"" + String(state->get_connection_signal(i)) + "\"";
connstr += " from=\"" + String(state->get_connection_source(i).simplified()) + "\"";
connstr += " to=\"" + String(state->get_connection_target(i).simplified()) + "\"";
connstr += " method=\"" + String(state->get_connection_method(i)) + "\"";
int flags = state->get_connection_flags(i);
if (flags != Object::CONNECT_PERSIST) {
connstr += " flags=" + itos(flags);
}
Array binds = state->get_connection_binds(i);
f->store_string(connstr);
if (binds.size()) {
String vars;
VariantWriter::write_to_string(binds, vars, _write_resources, this);
f->store_string(" binds= " + vars);
}
f->store_line("]");
}
Vector<NodePath> editable_instances = state->get_editable_instances();
for (int i = 0; i < editable_instances.size(); i++) {
if (i == 0) {
f->store_line("");
}
f->store_line("[editable path=\"" + editable_instances[i].operator String() + "\"]");
}
}
if (f->get_error() != OK && f->get_error() != ERR_FILE_EOF) {
f->close();
return ERR_CANT_CREATE;
}
f->close();
//memdelete(f);
return OK;
}
Error ResourceFormatSaverText::save(const String &p_path, const RES &p_resource, uint32_t p_flags) {
if (p_path.ends_with(".sct") && p_resource->get_class() != "PackedScene") {
return ERR_FILE_UNRECOGNIZED;
}
ResourceFormatSaverTextInstance saver;
return saver.save(p_path, p_resource, p_flags);
}
bool ResourceFormatSaverText::recognize(const RES &p_resource) const {
return true; // all recognized!
}
void ResourceFormatSaverText::get_recognized_extensions(const RES &p_resource, List<String> *p_extensions) const {
if (p_resource->get_class() == "PackedScene") {
p_extensions->push_back("tscn"); //text scene
} else {
p_extensions->push_back("tres"); //text resource
}
}
ResourceFormatSaverText *ResourceFormatSaverText::singleton = nullptr;
ResourceFormatSaverText::ResourceFormatSaverText() {
singleton = this;
}
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