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-rw-r--r--api/logic/Version.cpp140
1 files changed, 140 insertions, 0 deletions
diff --git a/api/logic/Version.cpp b/api/logic/Version.cpp
new file mode 100644
index 00000000..3c4727ad
--- /dev/null
+++ b/api/logic/Version.cpp
@@ -0,0 +1,140 @@
+#include "Version.h"
+
+#include <QStringList>
+#include <QUrl>
+#include <QRegularExpression>
+#include <QRegularExpressionMatch>
+
+Version::Version(const QString &str) : m_string(str)
+{
+ parse();
+}
+
+bool Version::operator<(const Version &other) const
+{
+ const int size = qMax(m_sections.size(), other.m_sections.size());
+ for (int i = 0; i < size; ++i)
+ {
+ const Section sec1 = (i >= m_sections.size()) ? Section("0") : m_sections.at(i);
+ const Section sec2 =
+ (i >= other.m_sections.size()) ? Section("0") : other.m_sections.at(i);
+ if (sec1 != sec2)
+ {
+ return sec1 < sec2;
+ }
+ }
+
+ return false;
+}
+bool Version::operator<=(const Version &other) const
+{
+ return *this < other || *this == other;
+}
+bool Version::operator>(const Version &other) const
+{
+ const int size = qMax(m_sections.size(), other.m_sections.size());
+ for (int i = 0; i < size; ++i)
+ {
+ const Section sec1 = (i >= m_sections.size()) ? Section("0") : m_sections.at(i);
+ const Section sec2 =
+ (i >= other.m_sections.size()) ? Section("0") : other.m_sections.at(i);
+ if (sec1 != sec2)
+ {
+ return sec1 > sec2;
+ }
+ }
+
+ return false;
+}
+bool Version::operator>=(const Version &other) const
+{
+ return *this > other || *this == other;
+}
+bool Version::operator==(const Version &other) const
+{
+ const int size = qMax(m_sections.size(), other.m_sections.size());
+ for (int i = 0; i < size; ++i)
+ {
+ const Section sec1 = (i >= m_sections.size()) ? Section("0") : m_sections.at(i);
+ const Section sec2 =
+ (i >= other.m_sections.size()) ? Section("0") : other.m_sections.at(i);
+ if (sec1 != sec2)
+ {
+ return false;
+ }
+ }
+
+ return true;
+}
+bool Version::operator!=(const Version &other) const
+{
+ return !operator==(other);
+}
+
+void Version::parse()
+{
+ m_sections.clear();
+
+ QStringList parts = m_string.split('.');
+
+ for (const auto part : parts)
+ {
+ m_sections.append(Section(part));
+ }
+}
+
+bool versionIsInInterval(const QString &version, const QString &interval)
+{
+ return versionIsInInterval(Version(version), interval);
+}
+bool versionIsInInterval(const Version &version, const QString &interval)
+{
+ if (interval.isEmpty() || version.toString() == interval)
+ {
+ return true;
+ }
+
+ // Interval notation is used
+ QRegularExpression exp(
+ "(?<start>[\\[\\]\\(\\)])(?<bottom>.*?)(,(?<top>.*?))?(?<end>[\\[\\]\\(\\)]),?");
+ QRegularExpressionMatch match = exp.match(interval);
+ if (match.hasMatch())
+ {
+ const QChar start = match.captured("start").at(0);
+ const QChar end = match.captured("end").at(0);
+ const QString bottom = match.captured("bottom");
+ const QString top = match.captured("top");
+
+ // check if in range (bottom)
+ if (!bottom.isEmpty())
+ {
+ const auto bottomVersion = Version(bottom);
+ if ((start == '[') && !(version >= bottomVersion))
+ {
+ return false;
+ }
+ else if ((start == '(') && !(version > bottomVersion))
+ {
+ return false;
+ }
+ }
+
+ // check if in range (top)
+ if (!top.isEmpty())
+ {
+ const auto topVersion = Version(top);
+ if ((end == ']') && !(version <= topVersion))
+ {
+ return false;
+ }
+ else if ((end == ')') && !(version < topVersion))
+ {
+ return false;
+ }
+ }
+
+ return true;
+ }
+
+ return false;
+}