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277b24dfb7
This allows more consistency in the manner we include core headers, where previously there would be a mix of absolute, relative and include path-dependent includes.
650 lines
17 KiB
C++
650 lines
17 KiB
C++
/*************************************************************************/
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/* resource_loader.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md) */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "resource_loader.h"
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#include "core/io/resource_import.h"
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#include "core/os/file_access.h"
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#include "core/os/os.h"
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#include "core/path_remap.h"
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#include "core/print_string.h"
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#include "core/project_settings.h"
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#include "core/translation.h"
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#include "core/variant_parser.h"
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ResourceFormatLoader *ResourceLoader::loader[MAX_LOADERS];
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int ResourceLoader::loader_count = 0;
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Error ResourceInteractiveLoader::wait() {
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Error err = poll();
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while (err == OK) {
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err = poll();
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}
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return err;
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}
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bool ResourceFormatLoader::recognize_path(const String &p_path, const String &p_for_type) const {
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String extension = p_path.get_extension();
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List<String> extensions;
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if (p_for_type == String()) {
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get_recognized_extensions(&extensions);
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} else {
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get_recognized_extensions_for_type(p_for_type, &extensions);
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}
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for (List<String>::Element *E = extensions.front(); E; E = E->next()) {
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if (E->get().nocasecmp_to(extension) == 0)
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return true;
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}
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return false;
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}
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void ResourceFormatLoader::get_recognized_extensions_for_type(const String &p_type, List<String> *p_extensions) const {
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if (p_type == "" || handles_type(p_type))
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get_recognized_extensions(p_extensions);
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}
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void ResourceLoader::get_recognized_extensions_for_type(const String &p_type, List<String> *p_extensions) {
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for (int i = 0; i < loader_count; i++) {
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loader[i]->get_recognized_extensions_for_type(p_type, p_extensions);
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}
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}
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void ResourceInteractiveLoader::_bind_methods() {
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ClassDB::bind_method(D_METHOD("get_resource"), &ResourceInteractiveLoader::get_resource);
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ClassDB::bind_method(D_METHOD("poll"), &ResourceInteractiveLoader::poll);
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ClassDB::bind_method(D_METHOD("wait"), &ResourceInteractiveLoader::wait);
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ClassDB::bind_method(D_METHOD("get_stage"), &ResourceInteractiveLoader::get_stage);
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ClassDB::bind_method(D_METHOD("get_stage_count"), &ResourceInteractiveLoader::get_stage_count);
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}
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class ResourceInteractiveLoaderDefault : public ResourceInteractiveLoader {
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GDCLASS(ResourceInteractiveLoaderDefault, ResourceInteractiveLoader);
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public:
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Ref<Resource> resource;
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virtual void set_local_path(const String &p_local_path) { /*scene->set_filename(p_local_path);*/
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}
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virtual Ref<Resource> get_resource() { return resource; }
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virtual Error poll() { return ERR_FILE_EOF; }
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virtual int get_stage() const { return 1; }
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virtual int get_stage_count() const { return 1; }
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virtual void set_translation_remapped(bool p_remapped) { resource->set_as_translation_remapped(p_remapped); }
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ResourceInteractiveLoaderDefault() {}
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};
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Ref<ResourceInteractiveLoader> ResourceFormatLoader::load_interactive(const String &p_path, const String &p_original_path, Error *r_error) {
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//either this
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Ref<Resource> res = load(p_path, p_original_path, r_error);
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if (res.is_null())
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return Ref<ResourceInteractiveLoader>();
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Ref<ResourceInteractiveLoaderDefault> ril = Ref<ResourceInteractiveLoaderDefault>(memnew(ResourceInteractiveLoaderDefault));
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ril->resource = res;
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return ril;
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}
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bool ResourceFormatLoader::exists(const String &p_path) const {
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return FileAccess::exists(p_path); //by default just check file
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}
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RES ResourceFormatLoader::load(const String &p_path, const String &p_original_path, Error *r_error) {
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String path = p_path;
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//or this must be implemented
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Ref<ResourceInteractiveLoader> ril = load_interactive(p_path, p_original_path, r_error);
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if (!ril.is_valid())
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return RES();
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ril->set_local_path(p_original_path);
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while (true) {
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Error err = ril->poll();
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if (err == ERR_FILE_EOF) {
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if (r_error)
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*r_error = OK;
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return ril->get_resource();
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}
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if (r_error)
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*r_error = err;
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ERR_FAIL_COND_V(err != OK, RES());
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}
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return RES();
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}
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void ResourceFormatLoader::get_dependencies(const String &p_path, List<String> *p_dependencies, bool p_add_types) {
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//do nothing by default
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}
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///////////////////////////////////
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RES ResourceLoader::_load(const String &p_path, const String &p_original_path, const String &p_type_hint, bool p_no_cache, Error *r_error) {
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bool found = false;
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// Try all loaders and pick the first match for the type hint
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for (int i = 0; i < loader_count; i++) {
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if (!loader[i]->recognize_path(p_path, p_type_hint)) {
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continue;
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}
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found = true;
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RES res = loader[i]->load(p_path, p_original_path != String() ? p_original_path : p_path, r_error);
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if (res.is_null()) {
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continue;
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}
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return res;
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}
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if (found) {
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ERR_EXPLAIN("Failed loading resource: " + p_path);
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} else {
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ERR_EXPLAIN("No loader found for resource: " + p_path);
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}
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ERR_FAIL_V(RES());
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return RES();
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}
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RES ResourceLoader::load(const String &p_path, const String &p_type_hint, bool p_no_cache, Error *r_error) {
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if (r_error)
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*r_error = ERR_CANT_OPEN;
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String local_path;
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if (p_path.is_rel_path())
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local_path = "res://" + p_path;
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else
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local_path = ProjectSettings::get_singleton()->localize_path(p_path);
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if (!p_no_cache) {
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//lock first if possible
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if (ResourceCache::lock) {
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ResourceCache::lock->read_lock();
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}
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//get ptr
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Resource **rptr = ResourceCache::resources.getptr(local_path);
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if (rptr) {
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RES res(*rptr);
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//it is possible this resource was just freed in a thread. If so, this referencing will not work and resource is considered not cached
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if (res.is_valid()) {
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//referencing is fine
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if (r_error)
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*r_error = OK;
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if (ResourceCache::lock) {
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ResourceCache::lock->read_unlock();
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}
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print_verbose("Loading resource: " + local_path + " (cached)");
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return res;
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}
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}
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if (ResourceCache::lock) {
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ResourceCache::lock->read_unlock();
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}
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}
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bool xl_remapped = false;
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String path = _path_remap(local_path, &xl_remapped);
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ERR_FAIL_COND_V(path == "", RES());
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print_verbose("Loading resource: " + path);
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RES res = _load(path, local_path, p_type_hint, p_no_cache, r_error);
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if (res.is_null()) {
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return RES();
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}
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if (!p_no_cache)
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res->set_path(local_path);
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if (xl_remapped)
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res->set_as_translation_remapped(true);
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#ifdef TOOLS_ENABLED
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res->set_edited(false);
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if (timestamp_on_load) {
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uint64_t mt = FileAccess::get_modified_time(path);
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//printf("mt %s: %lli\n",remapped_path.utf8().get_data(),mt);
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res->set_last_modified_time(mt);
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}
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#endif
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return res;
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}
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bool ResourceLoader::exists(const String &p_path, const String &p_type_hint) {
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String local_path;
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if (p_path.is_rel_path())
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local_path = "res://" + p_path;
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else
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local_path = ProjectSettings::get_singleton()->localize_path(p_path);
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if (ResourceCache::has(local_path)) {
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return true; // If cached, it probably exists
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}
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bool xl_remapped = false;
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String path = _path_remap(local_path, &xl_remapped);
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// Try all loaders and pick the first match for the type hint
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for (int i = 0; i < loader_count; i++) {
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if (!loader[i]->recognize_path(path, p_type_hint)) {
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continue;
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}
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if (loader[i]->exists(path))
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return true;
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}
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return false;
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}
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Ref<ResourceInteractiveLoader> ResourceLoader::load_interactive(const String &p_path, const String &p_type_hint, bool p_no_cache, Error *r_error) {
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if (r_error)
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*r_error = ERR_CANT_OPEN;
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String local_path;
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if (p_path.is_rel_path())
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local_path = "res://" + p_path;
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else
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local_path = ProjectSettings::get_singleton()->localize_path(p_path);
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if (!p_no_cache && ResourceCache::has(local_path)) {
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print_verbose("Loading resource: " + local_path + " (cached)");
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Ref<Resource> res_cached = ResourceCache::get(local_path);
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Ref<ResourceInteractiveLoaderDefault> ril = Ref<ResourceInteractiveLoaderDefault>(memnew(ResourceInteractiveLoaderDefault));
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ril->resource = res_cached;
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return ril;
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}
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bool xl_remapped = false;
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String path = _path_remap(local_path, &xl_remapped);
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ERR_FAIL_COND_V(path == "", Ref<ResourceInteractiveLoader>());
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print_verbose("Loading resource: " + path);
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bool found = false;
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for (int i = 0; i < loader_count; i++) {
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if (!loader[i]->recognize_path(path, p_type_hint))
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continue;
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found = true;
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Ref<ResourceInteractiveLoader> ril = loader[i]->load_interactive(path, local_path, r_error);
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if (ril.is_null())
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continue;
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if (!p_no_cache)
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ril->set_local_path(local_path);
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if (xl_remapped)
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ril->set_translation_remapped(true);
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return ril;
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}
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if (found) {
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ERR_EXPLAIN("Failed loading resource: " + path);
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} else {
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ERR_EXPLAIN("No loader found for resource: " + path);
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}
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ERR_FAIL_V(Ref<ResourceInteractiveLoader>());
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return Ref<ResourceInteractiveLoader>();
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}
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void ResourceLoader::add_resource_format_loader(ResourceFormatLoader *p_format_loader, bool p_at_front) {
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ERR_FAIL_COND(loader_count >= MAX_LOADERS);
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if (p_at_front) {
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for (int i = loader_count; i > 0; i--) {
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loader[i] = loader[i - 1];
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}
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loader[0] = p_format_loader;
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loader_count++;
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} else {
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loader[loader_count++] = p_format_loader;
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}
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}
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int ResourceLoader::get_import_order(const String &p_path) {
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String path = _path_remap(p_path);
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String local_path;
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if (path.is_rel_path())
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local_path = "res://" + path;
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else
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local_path = ProjectSettings::get_singleton()->localize_path(path);
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for (int i = 0; i < loader_count; i++) {
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if (!loader[i]->recognize_path(local_path))
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continue;
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/*
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if (p_type_hint!="" && !loader[i]->handles_type(p_type_hint))
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continue;
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*/
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return loader[i]->get_import_order(p_path);
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}
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return 0;
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}
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bool ResourceLoader::is_import_valid(const String &p_path) {
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String path = _path_remap(p_path);
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String local_path;
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if (path.is_rel_path())
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local_path = "res://" + path;
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else
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local_path = ProjectSettings::get_singleton()->localize_path(path);
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for (int i = 0; i < loader_count; i++) {
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if (!loader[i]->recognize_path(local_path))
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continue;
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/*
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if (p_type_hint!="" && !loader[i]->handles_type(p_type_hint))
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continue;
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*/
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return loader[i]->is_import_valid(p_path);
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}
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return false; //not found
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}
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void ResourceLoader::get_dependencies(const String &p_path, List<String> *p_dependencies, bool p_add_types) {
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String path = _path_remap(p_path);
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String local_path;
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if (path.is_rel_path())
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local_path = "res://" + path;
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else
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local_path = ProjectSettings::get_singleton()->localize_path(path);
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for (int i = 0; i < loader_count; i++) {
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if (!loader[i]->recognize_path(local_path))
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continue;
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/*
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if (p_type_hint!="" && !loader[i]->handles_type(p_type_hint))
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continue;
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*/
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loader[i]->get_dependencies(local_path, p_dependencies, p_add_types);
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}
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}
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Error ResourceLoader::rename_dependencies(const String &p_path, const Map<String, String> &p_map) {
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String path = _path_remap(p_path);
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String local_path;
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if (path.is_rel_path())
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local_path = "res://" + path;
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else
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local_path = ProjectSettings::get_singleton()->localize_path(path);
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for (int i = 0; i < loader_count; i++) {
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if (!loader[i]->recognize_path(local_path))
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continue;
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/*
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if (p_type_hint!="" && !loader[i]->handles_type(p_type_hint))
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continue;
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*/
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return loader[i]->rename_dependencies(local_path, p_map);
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}
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return OK; // ??
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}
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String ResourceLoader::get_resource_type(const String &p_path) {
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String local_path;
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if (p_path.is_rel_path())
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local_path = "res://" + p_path;
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else
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local_path = ProjectSettings::get_singleton()->localize_path(p_path);
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for (int i = 0; i < loader_count; i++) {
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String result = loader[i]->get_resource_type(local_path);
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if (result != "")
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return result;
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}
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return "";
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}
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String ResourceLoader::_path_remap(const String &p_path, bool *r_translation_remapped) {
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String new_path = p_path;
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if (translation_remaps.has(new_path)) {
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Vector<String> &v = *translation_remaps.getptr(new_path);
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String locale = TranslationServer::get_singleton()->get_locale();
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if (r_translation_remapped) {
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*r_translation_remapped = true;
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}
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for (int i = 0; i < v.size(); i++) {
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int split = v[i].find_last(":");
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if (split == -1)
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continue;
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String l = v[i].right(split + 1).strip_edges();
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if (l == String())
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continue;
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if (l.begins_with(locale)) {
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new_path = v[i].left(split);
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break;
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}
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}
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}
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if (path_remaps.has(new_path)) {
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new_path = path_remaps[new_path];
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}
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if (new_path == p_path) { //did not remap
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//try file remap
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Error err;
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FileAccess *f = FileAccess::open(p_path + ".remap", FileAccess::READ, &err);
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if (f) {
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VariantParser::StreamFile stream;
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stream.f = f;
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String assign;
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Variant value;
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VariantParser::Tag next_tag;
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int lines = 0;
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String error_text;
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while (true) {
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assign = Variant();
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next_tag.fields.clear();
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next_tag.name = String();
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err = VariantParser::parse_tag_assign_eof(&stream, lines, error_text, next_tag, assign, value, NULL, true);
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if (err == ERR_FILE_EOF) {
|
|
break;
|
|
} else if (err != OK) {
|
|
ERR_PRINTS("Parse error: " + p_path + ".remap:" + itos(lines) + " error: " + error_text);
|
|
break;
|
|
}
|
|
|
|
if (assign == "path") {
|
|
new_path = value;
|
|
break;
|
|
} else if (next_tag.name != "remap") {
|
|
break;
|
|
}
|
|
}
|
|
|
|
memdelete(f);
|
|
}
|
|
}
|
|
|
|
return new_path;
|
|
}
|
|
|
|
String ResourceLoader::import_remap(const String &p_path) {
|
|
|
|
if (ResourceFormatImporter::get_singleton()->recognize_path(p_path)) {
|
|
|
|
return ResourceFormatImporter::get_singleton()->get_internal_resource_path(p_path);
|
|
}
|
|
|
|
return p_path;
|
|
}
|
|
|
|
String ResourceLoader::path_remap(const String &p_path) {
|
|
return _path_remap(p_path);
|
|
}
|
|
|
|
void ResourceLoader::reload_translation_remaps() {
|
|
|
|
if (ResourceCache::lock) {
|
|
ResourceCache::lock->read_lock();
|
|
}
|
|
|
|
List<Resource *> to_reload;
|
|
SelfList<Resource> *E = remapped_list.first();
|
|
|
|
while (E) {
|
|
to_reload.push_back(E->self());
|
|
E = E->next();
|
|
}
|
|
|
|
if (ResourceCache::lock) {
|
|
ResourceCache::lock->read_unlock();
|
|
}
|
|
|
|
//now just make sure to not delete any of these resources while changing locale..
|
|
while (to_reload.front()) {
|
|
to_reload.front()->get()->reload_from_file();
|
|
to_reload.pop_front();
|
|
}
|
|
}
|
|
|
|
void ResourceLoader::load_translation_remaps() {
|
|
|
|
if (!ProjectSettings::get_singleton()->has_setting("locale/translation_remaps"))
|
|
return;
|
|
|
|
Dictionary remaps = ProjectSettings::get_singleton()->get("locale/translation_remaps");
|
|
List<Variant> keys;
|
|
remaps.get_key_list(&keys);
|
|
for (List<Variant>::Element *E = keys.front(); E; E = E->next()) {
|
|
|
|
Array langs = remaps[E->get()];
|
|
Vector<String> lang_remaps;
|
|
lang_remaps.resize(langs.size());
|
|
for (int i = 0; i < langs.size(); i++) {
|
|
lang_remaps.write[i] = langs[i];
|
|
}
|
|
|
|
translation_remaps[String(E->get())] = lang_remaps;
|
|
}
|
|
}
|
|
|
|
void ResourceLoader::clear_translation_remaps() {
|
|
translation_remaps.clear();
|
|
}
|
|
|
|
void ResourceLoader::load_path_remaps() {
|
|
|
|
if (!ProjectSettings::get_singleton()->has_setting("path_remap/remapped_paths"))
|
|
return;
|
|
|
|
PoolVector<String> remaps = ProjectSettings::get_singleton()->get("path_remap/remapped_paths");
|
|
int rc = remaps.size();
|
|
ERR_FAIL_COND(rc & 1); //must be even
|
|
PoolVector<String>::Read r = remaps.read();
|
|
|
|
for (int i = 0; i < rc; i += 2) {
|
|
|
|
path_remaps[r[i]] = r[i + 1];
|
|
}
|
|
}
|
|
|
|
void ResourceLoader::clear_path_remaps() {
|
|
|
|
path_remaps.clear();
|
|
}
|
|
|
|
ResourceLoadErrorNotify ResourceLoader::err_notify = NULL;
|
|
void *ResourceLoader::err_notify_ud = NULL;
|
|
|
|
DependencyErrorNotify ResourceLoader::dep_err_notify = NULL;
|
|
void *ResourceLoader::dep_err_notify_ud = NULL;
|
|
|
|
bool ResourceLoader::abort_on_missing_resource = true;
|
|
bool ResourceLoader::timestamp_on_load = false;
|
|
|
|
SelfList<Resource>::List ResourceLoader::remapped_list;
|
|
HashMap<String, Vector<String> > ResourceLoader::translation_remaps;
|
|
HashMap<String, String> ResourceLoader::path_remaps;
|