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	File handling APIs are typically considered part of I/O, and we did have most `FileAccess` implementations in `core/io` already.
		
			
				
	
	
		
			72 lines
		
	
	
	
		
			3.1 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			72 lines
		
	
	
	
		
			3.1 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
/*************************************************************************/
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/*  text_file.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) 2007-2021 Juan Linietsky, Ariel Manzur.                 */
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/* Copyright (c) 2014-2021 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 "text_file.h"
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#include "core/io/file_access.h"
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bool TextFile::has_text() const {
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	return text != "";
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}
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String TextFile::get_text() const {
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	return text;
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}
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void TextFile::set_text(const String &p_code) {
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	text = p_code;
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}
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void TextFile::reload_from_file() {
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	load_text(path);
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}
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Error TextFile::load_text(const String &p_path) {
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	Vector<uint8_t> sourcef;
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	Error err;
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	FileAccess *f = FileAccess::open(p_path, FileAccess::READ, &err);
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	ERR_FAIL_COND_V_MSG(err, err, "Cannot open TextFile '" + p_path + "'.");
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	uint64_t len = f->get_length();
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	sourcef.resize(len + 1);
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	uint8_t *w = sourcef.ptrw();
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	uint64_t r = f->get_buffer(w, len);
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	f->close();
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	memdelete(f);
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	ERR_FAIL_COND_V(r != len, ERR_CANT_OPEN);
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	w[len] = 0;
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	String s;
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	ERR_FAIL_COND_V_MSG(s.parse_utf8((const char *)w), ERR_INVALID_DATA, "Script '" + p_path + "' contains invalid unicode (UTF-8), so it was not loaded. Please ensure that scripts are saved in valid UTF-8 unicode.");
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	text = s;
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	path = p_path;
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	return OK;
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}
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