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NOISSUE replace derpy merkdown thing with hoedown

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This commit is contained in:
Petr Mrázek
2015-05-16 23:04:00 +02:00
parent 43c777f386
commit ff715f7785
22 changed files with 5915 additions and 145 deletions
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201
application/dialogs/UpdateDialog.cpp
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@ -5,6 +5,9 @@
#include "MultiMC.h"
#include <settings/SettingsObject.h>
#include <hoedown/html.h>
#include <hoedown/document.h>
UpdateDialog::UpdateDialog(bool hasUpdate, QWidget *parent) : QDialog(parent), ui(new Ui::UpdateDialog)
{
MultiMCPlatform::fixWM_CLASS(this);
@ -39,166 +42,76 @@ void UpdateDialog::loadChangelog()
dljob->start();
}
// TODO: this will be replaced.
QString reprocessMarkdown(QString markdown)
/**
* hoedown wrapper, because dealing with resource lifetime in C is stupid
*/
class HoeDown
{
QString htmlData;
QTextStream html(&htmlData);
auto lines = markdown.split(QRegExp("[\r]?[\n]"),QString::KeepEmptyParts);
enum
public:
class buffer
{
BASE,
LIST1,
LIST2
}state = BASE;
html << "<html>";
int i = 0;
auto procLine = [&](QString line) -> QString
{
// [GitHub issues](https://github.com/MultiMC/MultiMC5/issues)
line.replace(QRegExp("\\[([^\\]]+)\\]\\(([^\\)]+)\\)"), "<a href=\"\\2\">\\1</a>");
line.replace(QRegExp("GH-([0-9]+)"), "<a href=\"https://github.com/MultiMC/MultiMC5/issues/\\1\">GH-\\1</a>");
line.replace(QRegExp("\\*\\*([^*]+)\\*\\*"), "<b>\\1</b>");
line.replace(QRegExp("\\*([^*]+)\\*"), "<i>\\1</i>");
return line;
};
for(auto line: lines)
{
if(line.isEmpty())
public:
buffer(size_t unit = 4096)
{
// html << "<br />\n";
buf = hoedown_buffer_new(unit);
}
else switch (state)
~buffer()
{
case BASE:
if(line.startsWith("####"))
{
html << "<h4>" << procLine(line.mid(4)) << "</h4>\n";
}
if(line.startsWith("###"))
{
html << "<h3>" << procLine(line.mid(3)) << "</h3>\n";
}
if(line.startsWith("##"))
{
html << "<h2>" << procLine(line.mid(2)) << "</h2>\n";
}
else if(line.startsWith("#"))
{
html << "<h1>" << procLine(line.mid(1)) << "</h1>\n";
}
else if(line.startsWith("- "))
{
state = LIST1;
html << "<ul>\n";
html << "<li>" << procLine(line.mid(2)) << "</li>\n";
}
else qCritical() << "Invalid input on line " << i << ": " << line;
break;
case LIST1:
if(line.startsWith("####"))
{
state = BASE;
html << "</ul>\n";
html << "<h4>" << procLine(line.mid(4)) << "</h4>\n";
}
else if(line.startsWith("###"))
{
state = BASE;
html << "</ul>\n";
html << "<h3>" << procLine(line.mid(3)) << "</h3>\n";
}
if(line.startsWith("##"))
{
state = BASE;
html << "</ul>\n";
html << "<h2>" << procLine(line.mid(2)) << "</h2>\n";
}
else if(line.startsWith("#"))
{
state = BASE;
html << "</ul>\n";
html << "<h1>" << procLine(line.mid(1)) << "</h1>\n";
}
else if(line.startsWith("- "))
{
html << "<li>" << procLine(line.mid(2)) << "</li>\n";
}
else if(line.startsWith(" - "))
{
state = LIST2;
html << "<ul>\n";
html << "<li>" << procLine(line.mid(4)) << "</li>\n";
}
else qCritical() << "Invalid input on line " << i << ": " << line;
break;
case LIST2:
if(line.startsWith("####"))
{
state = BASE;
html << "</ul>\n";
html << "</ul>\n";
html << "<h4>" << procLine(line.mid(4)) << "</h4>\n";
}
else if(line.startsWith("###"))
{
state = BASE;
html << "</ul>\n";
html << "</ul>\n";
html << "<h3>" << procLine(line.mid(3)) << "</h3>\n";
}
if(line.startsWith("##"))
{
state = BASE;
html << "</ul>\n";
html << "</ul>\n";
html << "<h2>" << procLine(line.mid(2)) << "</h2>\n";
}
else if(line.startsWith("#"))
{
state = BASE;
html << "</ul>\n";
html << "</ul>\n";
html << "<h1>" << procLine(line.mid(1)) << "</h1>\n";
}
else if(line.startsWith("- "))
{
state = LIST1;
html << "</ul>\n";
html << "<li>" << procLine(line.mid(2)) << "</li>\n";
}
else if(line.startsWith(" - "))
{
html << "<li>" << procLine(line.mid(4)) << "</li>\n";
}
else qCritical() << "Invalid input on line " << i << ": " << line;
break;
hoedown_buffer_free(buf);
}
i++;
}
if(state == LIST2)
const char * cstr()
{
return hoedown_buffer_cstr(buf);
}
void put(QByteArray input)
{
hoedown_buffer_put(buf, (uint8_t *) input.data(), input.size());
}
const uint8_t * data() const
{
return buf->data;
}
size_t size() const
{
return buf->size;
}
hoedown_buffer * buf;
} ib, ob;
HoeDown()
{
html << "</ul>\n";
state = LIST1;
renderer = hoedown_html_renderer_new((hoedown_html_flags) 0,0);
document = hoedown_document_new(renderer, (hoedown_extensions) 0, 8);
}
if(state == LIST1)
~HoeDown()
{
html << "</ul>\n";
state = BASE;
hoedown_document_free(document);
hoedown_html_renderer_free(renderer);
}
if (state != BASE)
QString process(QByteArray input)
{
qCritical() << "Reprocessing markdown didn't end in a final state!";
ib.put(input);
hoedown_document_render(document, ob.buf, ib.data(), ib.size());
return ob.cstr();
}
html << "</html>\n";
qDebug() << htmlData;
return htmlData;
private:
hoedown_document * document;
hoedown_renderer * renderer;
};
QString reprocessMarkdown(QByteArray markdown)
{
HoeDown hoedown;
QString output = hoedown.process(markdown);
// HACK: easier than customizing hoedown
output.replace(QRegExp("GH-([0-9]+)"), "<a href=\"https://github.com/MultiMC/MultiMC5/issues/\\1\">GH-\\1</a>");
qDebug() << output;
return output;
}
void UpdateDialog::changelogLoaded()
{
auto rawMarkdown = QString::fromUtf8(changelogDownload->m_data);
auto html = reprocessMarkdown(rawMarkdown);
auto html = reprocessMarkdown(changelogDownload->m_data);
ui->changelogBrowser->setHtml(html);
}