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// Copyright (C) 2022 the Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0+ OR GPL-3.0 WITH Qt-GPL-exception-1.0
#pragma once
#include <utils/algorithm.h>
#include <QDomDocument>
#include <QList>
#include <QLoggingCategory>
#include <QRegularExpression>
#include <QVersionNumber>
#include <optional>
Q_DECLARE_LOGGING_CATEGORY(updateLog)
struct Update
{
QString name;
QString version;
bool operator==(const Update &other) const
{
return other.name == name && other.version == version;
};
};
QList<Update> availableUpdates(const QString &updateXml)
{
QDomDocument document;
document.setContent(updateXml);
if (document.isNull() || !document.firstChildElement().hasChildNodes())
return {};
QList<Update> result;
const QDomNodeList updates = document.firstChildElement().elementsByTagName("update");
for (int i = 0; i < updates.size(); ++i) {
const QDomNode node = updates.item(i);
if (node.isElement()) {
const QDomElement element = node.toElement();
if (element.hasAttribute("name"))
result.append({element.attribute("name"), element.attribute("version")});
}
}
return result;
}
struct QtPackage
{
QString displayName;
QVersionNumber version;
bool installed;
bool isPrerelease = false;
bool operator==(const QtPackage &other) const
{
return other.installed == installed && other.isPrerelease == isPrerelease
&& other.version == version && other.displayName == displayName;
}
};
QList<QtPackage> availableQtPackages(const QString &packageXml)
{
QDomDocument document;
document.setContent(packageXml);
if (document.isNull() || !document.firstChildElement().hasChildNodes())
return {};
QList<QtPackage> result;
const QDomNodeList packages = document.firstChildElement().elementsByTagName("package");
for (int i = 0; i < packages.size(); ++i) {
const QDomNode node = packages.item(i);
if (node.isElement()) {
const QDomElement element = node.toElement();
if (element.hasAttribute("displayname") && element.hasAttribute("name")
&& element.hasAttribute("version")) {
QtPackage package{element.attribute("displayname"),
QVersionNumber::fromString(element.attribute("version")),
element.hasAttribute("installedVersion")};
// Heuristic: Prerelease if the name is not "Qt x.y.z"
// (prereleases are named "Qt x.y.z-alpha" etc)
package.isPrerelease = package.displayName
!= QString("Qt %1").arg(package.version.toString());
result.append(package);
}
}
}
std::sort(result.begin(), result.end(), [](const QtPackage &p1, const QtPackage &p2) {
return p1.version > p2.version;
});
return result;
}
// Expects packages to be sorted, high version first.
std::optional<QtPackage> highestInstalledQt(const QList<QtPackage> &packages)
{
const auto highestInstalledIt = std::find_if(packages.cbegin(),
packages.cend(),
[](const QtPackage &p) { return p.installed; });
if (highestInstalledIt == packages.cend()) // Qt not installed
return {};
return *highestInstalledIt;
}
// Expects packages to be sorted, high version first.
std::optional<QtPackage> qtToNagAbout(const QList<QtPackage> &allPackages,
QVersionNumber *highestSeen)
{
// Filter out any Qt prereleases
const QList<QtPackage> packages = Utils::filtered(allPackages, [](const QtPackage &p) {
return !p.isPrerelease;
});
if (packages.isEmpty())
return {};
const QtPackage highest = packages.constFirst();
qCDebug(updateLog) << "Highest available (non-prerelease) Qt:" << highest.version;
qCDebug(updateLog) << "Highest previously seen (non-prerelease) Qt:" << *highestSeen;
// if the highestSeen version is null, we don't know if the Qt version is new, and better don't nag
const bool isNew = !highestSeen->isNull() && highest.version > *highestSeen;
if (highestSeen->isNull() || isNew)
*highestSeen = highest.version;
if (!isNew)
return {};
const std::optional<QtPackage> highestInstalled = highestInstalledQt(packages);
qCDebug(updateLog) << "Highest installed Qt:"
<< qPrintable(highestInstalled ? highestInstalled->version.toString()
: QString("none"));
if (!highestInstalled) // don't nag if no Qt is installed at all
return {};
if (highestInstalled->version == highest.version)
return {};
return highest;
}
Q_DECLARE_METATYPE(Update)
Q_DECLARE_METATYPE(QtPackage)
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