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129 lines
4.3 KiB
C++
129 lines
4.3 KiB
C++
/**************************************************************************/
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/* xml_parser.h */
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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) 2014-present Godot Engine contributors (see AUTHORS.md). */
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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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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#ifndef XML_PARSER_H
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#define XML_PARSER_H
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#include "core/io/file_access.h"
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#include "core/object/ref_counted.h"
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#include "core/string/ustring.h"
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#include "core/templates/vector.h"
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/*
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Based on irrXML (see their zlib license). Added mainly for compatibility with their Collada loader.
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*/
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class XMLParser : public RefCounted {
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GDCLASS(XMLParser, RefCounted);
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public:
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//! Enumeration of all supported source text file formats
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enum SourceFormat {
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SOURCE_ASCII,
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SOURCE_UTF8,
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SOURCE_UTF16_BE,
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SOURCE_UTF16_LE,
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SOURCE_UTF32_BE,
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SOURCE_UTF32_LE
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};
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enum NodeType {
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NODE_NONE,
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NODE_ELEMENT,
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NODE_ELEMENT_END,
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NODE_TEXT,
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NODE_COMMENT,
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NODE_CDATA,
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NODE_UNKNOWN
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};
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private:
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char *data_copy = nullptr;
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const char *data = nullptr;
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const char *P = nullptr;
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uint64_t length = 0;
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uint64_t current_line = 0;
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String node_name;
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bool node_empty = false;
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NodeType node_type = NODE_NONE;
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uint64_t node_offset = 0;
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struct Attribute {
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String name;
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String value;
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};
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Vector<Attribute> attributes;
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bool _set_text(const char *start, const char *end);
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void _parse_closing_xml_element();
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void _ignore_definition();
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bool _parse_cdata();
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void _parse_comment();
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void _parse_opening_xml_element();
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void _parse_current_node();
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_FORCE_INLINE_ void next_char() {
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if (*P == '\n') {
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current_line++;
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}
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P++;
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}
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static void _bind_methods();
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public:
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Error read();
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NodeType get_node_type();
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String get_node_name() const;
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String get_node_data() const;
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uint64_t get_node_offset() const;
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int get_attribute_count() const;
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String get_attribute_name(int p_idx) const;
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String get_attribute_value(int p_idx) const;
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bool has_attribute(const String &p_name) const;
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String get_named_attribute_value(const String &p_name) const;
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String get_named_attribute_value_safe(const String &p_name) const; // do not print error if doesn't exist
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bool is_empty() const;
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int get_current_line() const;
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void skip_section();
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Error seek(uint64_t p_pos);
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Error open(const String &p_path);
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Error open_buffer(const Vector<uint8_t> &p_buffer);
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Error _open_buffer(const uint8_t *p_buffer, size_t p_size);
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void close();
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~XMLParser();
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};
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#endif // XML_PARSER_H
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