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#include "UpdateDialog.h"
#include "ui_UpdateDialog.h"
#include <QDebug>
#include "MultiMC.h"
#include <settings/SettingsObject.h>
#include <Json.h>
#include "BuildConfig.h"
#include "HoeDown.h"
UpdateDialog::UpdateDialog(bool hasUpdate, QWidget *parent) : QDialog(parent), ui(new Ui::UpdateDialog)
{
ui->setupUi(this);
auto channel = MMC->settings()->get("UpdateChannel").toString();
if(hasUpdate)
{
ui->label->setText(tr("A new %1 update is available!").arg(channel));
}
else
{
ui->label->setText(tr("No %1 updates found. You are running the latest version.").arg(channel));
ui->btnUpdateNow->setHidden(true);
ui->btnUpdateLater->setText(tr("Close"));
}
ui->changelogBrowser->setHtml(tr("<center><h1>Loading changelog...</h1></center>"));
loadChangelog();
restoreGeometry(QByteArray::fromBase64(MMC->settings()->get("UpdateDialogGeometry").toByteArray()));
}
UpdateDialog::~UpdateDialog()
{
}
void UpdateDialog::loadChangelog()
{
auto channel = MMC->settings()->get("UpdateChannel").toString();
dljob.reset(new NetJob("Changelog"));
QString url;
if(channel == "stable")
{
url = QString("https://raw.githubusercontent.com/MultiMC/MultiMC5/%1/changelog.md").arg(channel);
m_changelogType = CHANGELOG_MARKDOWN;
}
else
{
url = QString("https://api.github.com/repos/MultiMC/MultiMC5/compare/%1...%2").arg(BuildConfig.GIT_COMMIT, channel);
m_changelogType = CHANGELOG_COMMITS;
}
dljob->addNetAction(Net::Download::makeByteArray(QUrl(url), &changelogData));
connect(dljob.get(), &NetJob::succeeded, this, &UpdateDialog::changelogLoaded);
connect(dljob.get(), &NetJob::failed, this, &UpdateDialog::changelogFailed);
dljob->start();
}
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;
}
QString reprocessCommits(QByteArray json)
{
auto channel = MMC->settings()->get("UpdateChannel").toString();
try
{
QString result;
auto document = Json::requireDocument(json);
auto rootobject = Json::requireObject(document);
auto status = Json::requireString(rootobject, "status");
auto diff_url = Json::requireString(rootobject, "html_url");
auto print_commits = [&]()
{
result += "<table cellspacing=0 cellpadding=2 style='border-width: 1px; border-style: solid'>";
auto commitarray = Json::requireArray(rootobject, "commits");
for(int i = commitarray.size() - 1; i >= 0; i--)
{
const auto & commitval = commitarray[i];
auto commitobj = Json::requireObject(commitval);
auto parents_info = Json::ensureArray(commitobj, "parents");
// NOTE: this ignores merge commits, because they have more than one parent
if(parents_info.size() > 1)
{
continue;
}
auto commit_url = Json::requireString(commitobj, "html_url");
auto commit_info = Json::requireObject(commitobj, "commit");
auto commit_message = Json::requireString(commit_info, "message");
auto lines = commit_message.split('\n');
QRegularExpression regexp("(?<prefix>(GH-(?<issuenr>[0-9]+))|(NOISSUE)|(SCRATCH))? *(?<rest>.*) *");
auto match = regexp.match(lines.takeFirst(), 0, QRegularExpression::NormalMatch);
auto issuenr = match.captured("issuenr");
auto prefix = match.captured("prefix");
auto rest = match.captured("rest");
result += "<tr><td>";
if(issuenr.length())
{
result += QString("<a href=\"https://github.com/MultiMC/MultiMC5/issues/%1\">GH-%2</a>").arg(issuenr, issuenr);
}
else if(prefix.length())
{
result += QString("<a href=\"%1\">%2</a>").arg(commit_url, prefix);
}
else
{
result += QString("<a href=\"%1\">NOISSUE</a>").arg(commit_url);
}
result += "</td>";
lines.prepend(rest);
result += "<td><p>" + lines.join("<br />") + "</p></td></tr>";
}
result += "</table>";
};
if(status == "identical")
{
return QObject::tr("<p>There are no code changes between your current version and latest %1.</p>").arg(channel);
}
else if(status == "ahead")
{
result += QObject::tr("<p>Following commits were added since last update:</p>");
print_commits();
}
else if(status == "diverged")
{
auto commit_ahead = Json::requireInteger(rootobject, "ahead_by");
auto commit_behind = Json::requireInteger(rootobject, "behind_by");
result += QObject::tr("<p>The update removes %1 commits and adds the following %2:</p>").arg(commit_behind).arg(commit_ahead);
print_commits();
}
result += QObject::tr("<p>You can <a href=\"%1\">look at the changes on github</a>.</p>").arg(diff_url);
return result;
}
catch (const JSONValidationError &e)
{
qWarning() << "Got an unparseable commit log from github:" << e.what();
qDebug() << json;
}
return QString();
}
void UpdateDialog::changelogLoaded()
{
QString result;
switch(m_changelogType)
{
case CHANGELOG_COMMITS:
result = reprocessCommits(changelogData);
break;
case CHANGELOG_MARKDOWN:
result = reprocessMarkdown(changelogData);
break;
}
changelogData.clear();
ui->changelogBrowser->setHtml(result);
}
void UpdateDialog::changelogFailed(QString reason)
{
ui->changelogBrowser->setHtml(tr("<p align=\"center\" <span style=\"font-size:22pt;\">Failed to fetch changelog... Error: %1</span></p>").arg(reason));
}
void UpdateDialog::on_btnUpdateLater_clicked()
{
reject();
}
void UpdateDialog::on_btnUpdateNow_clicked()
{
done(UPDATE_NOW);
}
void UpdateDialog::closeEvent(QCloseEvent* evt)
{
MMC->settings()->set("UpdateDialogGeometry", saveGeometry().toBase64());
QDialog::closeEvent(evt);
}
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