From 5f1cd97b9727fe10df79e1eb316ff493d9dfc2a9 Mon Sep 17 00:00:00 2001 From: Karen Arutyunov Date: Thu, 1 Feb 2024 20:50:43 +0300 Subject: Turn libodb-qt repository into package for muti-package repository --- .../odb/qt/date-time/sqlite/qdate-time-traits.hxx | 138 +++++++++++++++++++++ 1 file changed, 138 insertions(+) create mode 100644 libodb-qt/odb/qt/date-time/sqlite/qdate-time-traits.hxx (limited to 'libodb-qt/odb/qt/date-time/sqlite/qdate-time-traits.hxx') diff --git a/libodb-qt/odb/qt/date-time/sqlite/qdate-time-traits.hxx b/libodb-qt/odb/qt/date-time/sqlite/qdate-time-traits.hxx new file mode 100644 index 0000000..db561fc --- /dev/null +++ b/libodb-qt/odb/qt/date-time/sqlite/qdate-time-traits.hxx @@ -0,0 +1,138 @@ +// file : odb/qt/date-time/sqlite/qdatetime-traits.hxx +// license : GNU GPL v2; see accompanying LICENSE file + +#ifndef ODB_QT_DATE_TIME_SQLITE_QDATETIME_TRAITS_HXX +#define ODB_QT_DATE_TIME_SQLITE_QDATETIME_TRAITS_HXX + +#include + +#include +#include // std::size_t +#include // std::memcpy + +#include // QT_VERSION + +#include + +#include +#include +#include + +namespace odb +{ + namespace sqlite + { + template <> + struct default_value_traits + { + typedef QDateTime value_type; + typedef QDateTime query_type; + typedef details::buffer image_type; + + static void + set_value (QDateTime& v, + const details::buffer& i, + std::size_t n, + bool is_null) + { + if (is_null) + // Default constructor creates a null QDateTime. + // + v = QDateTime (); + else + v = QDateTime::fromString ( + QString::fromLatin1 (i.data (), static_cast (n)), + "yyyy-MM-ddTHH:mm:ss.zzz"); + } + + static void + set_image (details::buffer& i, + std::size_t& n, + bool& is_null, + const QDateTime& v) + { + if (v.isNull ()) + is_null = true; + else + { + is_null = false; + + // Cannot use toStdString() here since Qt could have been + // configured without the STL compatibility support. + // + std::string s ( + v.toString ("yyyy-MM-ddTHH:mm:ss.zzz").toLatin1 ().constData ()); + + n = s.size (); + if (n > i.capacity ()) + i.capacity (n); + + std::memcpy (i.data (), s.data (), n); + } + } + }; + + // Implementation of mapping between QDateTime and SQLite INTEGER. + // The integer value represents UNIX time. + // + template <> + struct default_value_traits + { + typedef QDateTime value_type; + typedef QDateTime query_type; + typedef long long image_type; + + static void + set_value (QDateTime& v, long long i, bool is_null) + { + if (is_null) + // Default constructor creates a null QDateTime. + // + v = QDateTime (); + else + { + v.setTimeSpec (Qt::UTC); + + // *Time_t() functions are deprecated in favor of *SecsSinceEpoch(). + // +#if QT_VERSION < 0x060000 + v.setTime_t (static_cast (i)); +#else + v.setSecsSinceEpoch (static_cast (i)); +#endif + } + } + + static void + set_image (long long& i, bool& is_null, const QDateTime& v) + { + if (v.isNull ()) + is_null = true; + else if (v < QDateTime (QDate (1970, 1, 1), + QTime (0, 0, 0), + Qt::UTC)) + throw odb::qt::date_time::value_out_of_range (); + else + { + is_null = false; + +#if QT_VERSION < 0x060000 + i = static_cast (v.toTime_t ()); +#else + i = static_cast (v.toSecsSinceEpoch ()); +#endif + } + } + }; + + template <> + struct default_type_traits + { + static const database_type_id db_type_id = id_text; + }; + } +} + +#include + +#endif // ODB_QT_DATE_TIME_SQLITE_QDATETIME_TRAITS_HXX -- cgit v1.1