mirror of
https://git.tesses.org/tesses50/tessesframework.git
synced 2026-09-30 08:44:13 +00:00
91 lines
3.3 KiB
C++
91 lines
3.3 KiB
C++
/*
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TessesFramework a library to make C++ easier for me, used in CrossLang:
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https://git.tesses.org/tesses50/crosslang
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Copyright (C) 2026 Mike Nolan
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SPDX-License-Identifier: GPL-3.0-or-later WITH TessesFramework-Exception-1.0
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include "../TextStreams/TextReader.hpp"
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#include <algorithm>
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namespace Tesses::Framework::Serialization::Html {
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struct CaseInsensitiveHash {
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size_t operator()(const std::string &s) const {
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std::string lower = s;
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std::transform(lower.begin(), lower.end(), lower.begin(), ::tolower);
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return std::hash<std::string>{}(lower);
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}
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};
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struct CaseInsensitiveEqual {
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bool operator()(const std::string &a, const std::string &b) const {
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return strcasecmp(a.c_str(), b.c_str()) == 0;
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}
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};
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struct HtmlNode;
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struct HtmlNode : public std::enable_shared_from_this<HtmlNode> {
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std::string text_or_tag;
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std::unordered_map<std::string, std::optional<std::string>,
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CaseInsensitiveHash, CaseInsensitiveEqual>
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attributes;
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std::vector<std::shared_ptr<HtmlNode>> children;
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bool isText = false;
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void FindNodes(std::string_view tag,
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std::vector<std::shared_ptr<const HtmlNode>> &nodes) const;
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std::vector<std::shared_ptr<const HtmlNode>>
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FindNodes(std::string_view tag) const;
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void ToString(std::string &str) const;
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std::string ToString() const;
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void InnerText(std::string &str) const;
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std::string InnerText() const;
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static std::shared_ptr<HtmlNode> FromText(std::string_view text);
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static std::shared_ptr<HtmlNode>
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FromNode(std::string_view name,
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std::initializer_list<
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std::pair<std::string, std::optional<std::string>>>
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attrs,
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std::initializer_list<std::shared_ptr<HtmlNode>> nodes);
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static std::shared_ptr<HtmlNode> FromNode(
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std::string_view name,
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std::vector<std::pair<std::string, std::optional<std::string>>> attrs,
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std::vector<std::shared_ptr<HtmlNode>> nodes);
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template <typename IttrAttrs, typename IttrNodes>
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static std::shared_ptr<HtmlNode>
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FromNode(std::string_view name, IttrAttrs attrBegin, IttrAttrs attrEnd,
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IttrNodes nodesBegin, IttrNodes nodesEnd) {
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auto node = std::make_shared<HtmlNode>();
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node->isText = false;
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node->text_or_tag = std::string{name};
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for (auto it = attrBegin; it != attrEnd; ++it)
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node->attributes[it->first] = it->second;
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node->children.insert(node->children.end(), nodesBegin, nodesEnd);
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return node;
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}
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};
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std::shared_ptr<HtmlNode>
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Parse(std::shared_ptr<TextStreams::TextReader> reader);
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} // namespace Tesses::Framework::Serialization::Html
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