qswiki/parsermarkdown.cpp

62 lines
1.6 KiB
C++
Raw Normal View History

#include "parsermarkdown.h"
2021-04-24 12:10:57 +02:00
#include "logger.h"
#include "htmllink.h"
2021-04-24 12:10:57 +02:00
std::string ParserMarkdown::processLink(const PageDao &pageDao, UrlProvider &urlProvider, std::smatch &match) const
{
2021-04-24 12:10:57 +02:00
std::string inner = match.str(1);
std::string link = match.str(2);
HtmlLink htmllink;
htmllink.href = link;
htmllink.innervalue = inner;
if(link.find("http://") == 0 || link.find("https://") == 0)
{
return htmllink.render();
}
if(pageDao.exists(link))
{
htmllink.cssclass = "exists";
}
else
{
htmllink.cssclass = "notexists";
}
htmllink.href = urlProvider.page(htmllink.href);
return htmllink.render();
}
2021-04-24 12:10:57 +02:00
ParserMarkdown::ParserMarkdown()
{
}
std::vector<Headline> ParserMarkdown::extractHeadlines(std::string content) const
{
std::vector<Headline> result;
utils::regex_callback_extractor(std::regex(R"((#{1,6}) (.*))"), content, [&](std::smatch &smatch) {
Headline h;
h.level = smatch.str(1).length();
h.title = smatch.str(2);
result.push_back(h);
});
return result;
}
std::string ParserMarkdown::parse(const PageDao &pagedao, UrlProvider &provider, std::string content) const
{
std::shared_ptr<maddy::ParserConfig> config = std::make_shared<maddy::ParserConfig>();
auto maddy = std::make_shared<maddy::Parser>(config);
2021-04-24 12:10:57 +02:00
auto linkParser = std::make_shared<maddy::LinkParser>();
linkParser->setCallback([&](std::smatch &match) { return processLink(pagedao, provider, match); });
maddy->setLinkParser(linkParser);
// TODO: hack because the parser breaks if there is an \r
content = utils::strreplace(content, "\r", "");
std::stringstream s{content};
std::string result = maddy->Parse(s);
return result;
}