text: /*************************************************************************/
  /*  resource_format_text.h                                               */
  /*************************************************************************/
  /*                       This file is part of:                           */
  /*                           GODOT ENGINE                                */
  /*                      https://godotengine.org                          */
  /*************************************************************************/
  /* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur.                 */
  /* Copyright (c) 2014-2020 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  */
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  /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
  /*************************************************************************/
  
  #ifndef RESOURCE_FORMAT_TEXT_H
  #define RESOURCE_FORMAT_TEXT_H
  
  #include "core/io/resource_loader.h"
  #include "core/io/resource_saver.h"
  #include "core/os/file_access.h"
  #include "core/variant_parser.h"
  #include "scene/resources/packed_scene.h"
  
  class ResourceInteractiveLoaderText : public ResourceInteractiveLoader {
  
  	bool translation_remapped;
  	String local_path;
  	String res_path;
  	String error_text;
  
  	FileAccess *f;
  
  	VariantParser::StreamFile stream;
  
  	struct ExtResource {
  		String path;
  		String type;
  	};
  
  	bool is_scene;
  	String res_type;
  
  	bool ignore_resource_parsing;
  
  	//Map<String,String> remaps;
  
  	Map<int, ExtResource> ext_resources;
  
  	int resources_total;
  	int resource_current;
  	String resource_type;
  
  	VariantParser::Tag next_tag;
  
  	mutable int lines;
  
  	Map<String, String> remaps;
  	//void _printerr();
  
  	static Error _parse_sub_resources(void *p_self, VariantParser::Stream *p_stream, Ref<Resource> &r_res, int &line, String &r_err_str) { return reinterpret_cast<ResourceInteractiveLoaderText *>(p_self)->_parse_sub_resource(p_stream, r_res, line, r_err_str); }
  	static Error _parse_ext_resources(void *p_self, VariantParser::Stream *p_stream, Ref<Resource> &r_res, int &line, String &r_err_str) { return reinterpret_cast<ResourceInteractiveLoaderText *>(p_self)->_parse_ext_resource(p_stream, r_res, line, r_err_str); }
  
  	Error _parse_sub_resource(VariantParser::Stream *p_stream, Ref<Resource> &r_res, int &line, String &r_err_str);
  	Error _parse_ext_resource(VariantParser::Stream *p_stream, Ref<Resource> &r_res, int &line, String &r_err_str);
  
  	// for converter
  	class DummyResource : public Resource {
  	public:
  	};
  
  	struct DummyReadData {
  
  		Map<RES, int> external_resources;
  		Map<int, RES> rev_external_resources;
  		Set<RES> resource_set;
  		Map<int, RES> resource_map;
  	};
  
  	static Error _parse_sub_resource_dummys(void *p_self, VariantParser::Stream *p_stream, Ref<Resource> &r_res, int &line, String &r_err_str) { return _parse_sub_resource_dummy((DummyReadData *)(p_self), p_stream, r_res, line, r_err_str); }
  	static Error _parse_ext_resource_dummys(void *p_self, VariantParser::Stream *p_stream, Ref<Resource> &r_res, int &line, String &r_err_str) { return _parse_ext_resource_dummy((DummyReadData *)(p_self), p_stream, r_res, line, r_err_str); }
  
  	static Error _parse_sub_resource_dummy(DummyReadData *p_data, VariantParser::Stream *p_stream, Ref<Resource> &r_res, int &line, String &r_err_str);
  	static Error _parse_ext_resource_dummy(DummyReadData *p_data, VariantParser::Stream *p_stream, Ref<Resource> &r_res, int &line, String &r_err_str);
  
  	VariantParser::ResourceParser rp;
  
  	friend class ResourceFormatLoaderText;
  
  	List<RES> resource_cache;
  	Error error;
  
  	RES resource;
  
  	Ref<PackedScene> _parse_node_tag(VariantParser::ResourceParser &parser);
  
  public:
  	virtual void set_local_path(const String &p_local_path);
  	virtual Ref<Resource> get_resource();
  	virtual Error poll();
  	virtual int get_stage() const;
  	virtual int get_stage_count() const;
  	virtual void set_translation_remapped(bool p_remapped);
  
  	void open(FileAccess *p_f, bool p_skip_first_tag = false);
  	String recognize(FileAccess *p_f);
  	void get_dependencies(FileAccess *p_f, List<String> *p_dependencies, bool p_add_types);
  	Error rename_dependencies(FileAccess *p_f, const String &p_path, const Map<String, String> &p_map);
  
  	Error save_as_binary(FileAccess *p_f, const String &p_path);
  	ResourceInteractiveLoaderText();
  	~ResourceInteractiveLoaderText();
  };
  
  class ResourceFormatLoaderText : public ResourceFormatLoader {
  public:
  	static ResourceFormatLoaderText *singleton;
  	virtual Ref<ResourceInteractiveLoader> load_interactive(const String &p_path, const String &p_original_path = "", Error *r_error = NULL);
  	virtual void get_recognized_extensions_for_type(const String &p_type, List<String> *p_extensions) const;
  	virtual void get_recognized_extensions(List<String> *p_extensions) const;
  	virtual bool handles_type(const String &p_type) const;
  	virtual String get_resource_type(const String &p_path) const;
  	virtual void get_dependencies(const String &p_path, List<String> *p_dependencies, bool p_add_types = false);
  	virtual Error rename_dependencies(const String &p_path, const Map<String, String> &p_map);
  
  	static Error convert_file_to_binary(const String &p_src_path, const String &p_dst_path);
  
  	ResourceFormatLoaderText() { singleton = this; }
  };
  
  class ResourceFormatSaverTextInstance {
  
  	String local_path;
  
  	Ref<PackedScene> packed_scene;
  
  	bool takeover_paths;
  	bool relative_paths;
  	bool bundle_resources;
  	bool skip_editor;
  	FileAccess *f;
  
  	struct NonPersistentKey { //for resource properties generated on the fly
  		RES base;
  		StringName property;
  		bool operator<(const NonPersistentKey &p_key) const { return base == p_key.base ? property < p_key.property : base < p_key.base; }
  	};
  
  	Map<NonPersistentKey, RES> non_persistent_map;
  
  	Set<RES> resource_set;
  	List<RES> saved_resources;
  	Map<RES, int> external_resources;
  	Map<RES, int> internal_resources;
  
  	struct ResourceSort {
  		RES resource;
  		int index;
  		bool operator<(const ResourceSort &p_right) const {
  			return index < p_right.index;
  		}
  	};
  
  	void _find_resources(const Variant &p_variant, bool p_main = false);
  
  	static String _write_resources(void *ud, const RES &p_resource);
  	String _write_resource(const RES &res);
  
  public:
  	Error save(const String &p_path, const RES &p_resource, uint32_t p_flags = 0);
  };
  
  class ResourceFormatSaverText : public ResourceFormatSaver {
  public:
  	static ResourceFormatSaverText *singleton;
  	virtual Error save(const String &p_path, const RES &p_resource, uint32_t p_flags = 0);
  	virtual bool recognize(const RES &p_resource) const;
  	virtual void get_recognized_extensions(const RES &p_resource, List<String> *p_extensions) const;
  
  	ResourceFormatSaverText();
  };
  
  #endif // RESOURCE_FORMAT_TEXT_H
  