151 lines
4.6 KiB
C++
151 lines
4.6 KiB
C++
/* Copyright (c) 2018 Albert S.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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#include <regex>
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#include <iostream>
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#include <regex>
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#include <vector>
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#include <algorithm>
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#include <iterator>
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#include "parser.h"
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#include "utils.h"
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#include "htmllink.h"
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std::vector<Headline> Parser::extractHeadlines(std::string content) const
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{
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std::vector<Headline> result;
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std::string reg = R"(\[h(1|2|3)\](.*?)\[/h\1\])";
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std::regex headerfinder(reg);
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auto begin = std::sregex_iterator(content.begin(), content.end(), headerfinder);
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auto end = std::sregex_iterator();
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for(auto it = begin; it != end; it++)
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{
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auto smatch = *it;
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Headline h;
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h.level = utils::toUInt(smatch.str(1));
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h.title = smatch.str(2);
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result.push_back(h);
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}
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return result;
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}
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std::vector<std::string> Parser::extractCategories(std::string content) const
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{
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std::vector<std::string> result;
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std::string reg = R"(\[category\](.*?)\[/category\])";
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std::regex headerfinder(reg);
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auto begin = std::sregex_iterator(content.begin(), content.end(), headerfinder);
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auto end = std::sregex_iterator();
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for(auto it = begin; it != end; it++)
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{
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auto smatch = *it;
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result.emplace_back(smatch.str(1));
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}
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return result;
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}
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std::string Parser::extractCommand(std::string cmdname, std::string content) const
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{
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std::string regstr = "(\\s|\\S)*\\[cmd\\:" + cmdname + "\\](.*?)\\[/cmd\\:" + cmdname + "\\](\\s|\\S)*";
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std::regex reg{regstr};
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std::smatch match;
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if(std::regex_match(content, match, reg))
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{
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return match.str(2);
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}
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return "";
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}
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std::string Parser::processLink(const PageDao &pageDao, UrlProvider &urlProvider, std::smatch &match) const
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{
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std::string linktag = match.str(1);
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std::string inside = match.str(2);
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std::vector<std::string> splitted = utils::splitByChar(inside, '|');
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HtmlLink htmllink;
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if(splitted.size() == 2)
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{
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htmllink.innervalue = splitted[1];
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htmllink.href = splitted[0];
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}
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else
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{
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htmllink.innervalue = inside;
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htmllink.href = inside;
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}
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if(linktag == "wikilink")
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{
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if(pageDao.exists(htmllink.href))
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{
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htmllink.cssclass = "exists";
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}
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else
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{
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htmllink.cssclass = "notexists";
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}
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htmllink.href = urlProvider.page(htmllink.href);
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}
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return htmllink.render();
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}
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std::string Parser::parse(const PageDao &pagedao, UrlProvider &provider, std::string content) const
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{
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std::string result;
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std::regex tagfinder(R"(\[(.*?)\]((\s|\S)*?)\[/\1\])");
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result = utils::regex_callback_replacer(tagfinder, content, [&](std::smatch &match) {
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std::string tag = match.str(1);
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std::string content = match.str(2);
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std::string justreplace[] = {"b", "i", "u", "ul", "li", "ol"};
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content = parse(pagedao, provider, content);
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if(std::find(std::begin(justreplace), std::end(justreplace), tag) != std::end(justreplace))
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{
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return "<" + tag + ">" + content + "</" + tag + ">";
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}
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if(tag == "link" || tag == "wikilink")
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{
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return this->processLink(pagedao, provider,
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match); // TODO: recreate this so we don't check inside the function stuff again
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}
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if(tag[0] == 'h')
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{
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return "<" + tag + " id='" + content + "'>" + content + "</" + tag + ">";
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}
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return std::string("");
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});
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result = utils::strreplace(result, "\r\n", "<br>");
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return result;
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}
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/*
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std::string Parser::parse(std::string content)
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{
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std::string result;
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std::regex linkfinder("\\[((?:wiki)?link)\\](.*?)\\[/(?:wiki)?link\\]");
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result = utils::regex_callback_replacer(linkfinder, content, [&](std::smatch &match) { return
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this->processLink(match); }); std::regex
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tagfinderregex("\\[(/?)(b|i|u|h1|h2|h3|table|tr|td|ul|ol|li|code|blockquote)\\]"); result = std::regex_replace(result,
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tagfinderregex, "<$1$2>"); result = utils::strreplace(result, "\r\n", "<br>"); return result;
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}*/
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