WSJT-X/logbook/WorkedBefore.cpp

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#include "WorkedBefore.hpp"
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#include <functional>
#include <stdexcept>
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#include <boost/functional/hash.hpp>
#include <boost/multi_index_container.hpp>
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#include <boost/multi_index/hashed_index.hpp>
#include <boost/multi_index/ordered_index.hpp>
#include <boost/multi_index/key_extractors.hpp>
#include <QtConcurrent/QtConcurrentRun>
#include <QFuture>
#include <QFutureWatcher>
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#include <QChar>
#include <QString>
#include <QByteArray>
#include <QStandardPaths>
#include <QDir>
#include <QFileInfo>
#include <QFile>
#include <QTextStream>
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#include "qt_helpers.hpp"
#include "pimpl_impl.hpp"
#include "moc_WorkedBefore.cpp"
using namespace boost::multi_index;
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// hash function for QString members in hashed indexes
inline
std::size_t hash_value (QString const& s)
{
return std::hash<QString> {} (s);
}
//
// worked before set element
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//
struct worked_entry
{
explicit worked_entry (QString const& call, QString const& grid, QString const& band
, QString const& mode, QString const& country, AD1CCty::Continent continent
, int CQ_zone, int ITU_zone)
: call_ {call}
, grid_ {grid}
, band_ {band}
, mode_ {mode}
, country_ {country}
, continent_ {continent}
, CQ_zone_ {CQ_zone}
, ITU_zone_ {ITU_zone}
{
}
QString call_;
QString grid_;
QString band_;
QString mode_;
QString country_;
AD1CCty::Continent continent_;
int CQ_zone_;
int ITU_zone_;
};
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bool operator == (worked_entry const& lhs, worked_entry const& rhs)
{
return
lhs.continent_ == rhs.continent_ // check 1st as it is fast
&& lhs.CQ_zone_ == rhs.CQ_zone_ // ditto
&& lhs.ITU_zone_ == rhs.ITU_zone_ // ditto
&& lhs.call_ == rhs.call_ // check the rest in decreasing
&& lhs.grid_ == rhs.grid_ // domain size order to shortcut
&& lhs.country_ == rhs.country_ // differences as quickly as possible
&& lhs.band_ == rhs.band_
&& lhs.mode_ == rhs.mode_;
}
std::size_t hash_value (worked_entry const& we)
{
std::size_t seed {0};
boost::hash_combine (seed, we.call_);
boost::hash_combine (seed, we.grid_);
boost::hash_combine (seed, we.band_);
boost::hash_combine (seed, we.mode_);
boost::hash_combine (seed, we.country_);
boost::hash_combine (seed, we.continent_);
boost::hash_combine (seed, we.CQ_zone_);
boost::hash_combine (seed, we.ITU_zone_);
return seed;
}
#if !defined (QT_NO_DEBUG_STREAM)
QDebug operator << (QDebug dbg, worked_entry const& e)
{
QDebugStateSaver saver {dbg};
dbg.nospace () << "worked_entry("
<< e.call_ << ", "
<< e.grid_ << ", "
<< e.band_ << ", "
<< e.mode_ << ", "
<< e.country_ << ", "
<< e.continent_ << ", "
<< e.CQ_zone_ << ", "
<< e.ITU_zone_ << ')';
return dbg;
}
#endif
// less then predidate for the Continent enum class, needed for
// ordered indexes
struct Continent_less
{
bool operator () (AD1CCty::Continent lhs, AD1CCty::Continent rhs) const
{
return static_cast<int> (lhs) < static_cast<int> (rhs);
}
};
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// index tags
struct call_mode_band {};
struct call_band {};
struct grid_mode_band {};
struct grid_band {};
struct entity_mode_band {};
struct entity_band {};
struct continent_mode_band {};
struct continent_band {};
struct CQ_zone_mode_band {};
struct CQ_zone_band {};
struct ITU_zone_mode_band {};
struct ITU_zone_band {};
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// set with multiple ordered unique indexes that allow for optimally
// efficient determination of various categories of worked before
// status
typedef multi_index_container<
worked_entry,
indexed_by<
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// basic unordered set constraint - we don't need duplicate worked entries
hashed_unique<identity<worked_entry>>,
//
// The following indexes are used to discover worked before stuff.
//
// They are ordered so as to support partial lookups and
// non-unique because container inserts must be valid for all
// indexes.
//
// call+mode+band
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ordered_non_unique<tag<call_mode_band>,
composite_key<worked_entry,
member<worked_entry, QString, &worked_entry::call_>,
member<worked_entry, QString, &worked_entry::mode_>,
member<worked_entry, QString, &worked_entry::band_> > >,
// call+band
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ordered_non_unique<tag<call_band>,
composite_key<worked_entry,
member<worked_entry, QString, &worked_entry::call_>,
member<worked_entry, QString, &worked_entry::band_> > >,
// grid+mode+band
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ordered_non_unique<tag<grid_mode_band>,
composite_key<worked_entry,
member<worked_entry, QString, &worked_entry::grid_>,
member<worked_entry, QString, &worked_entry::mode_>,
member<worked_entry, QString, &worked_entry::band_> > >,
// grid+band
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ordered_non_unique<tag<grid_band>,
composite_key<worked_entry,
member<worked_entry, QString, &worked_entry::grid_>,
member<worked_entry, QString, &worked_entry::band_> > >,
// country+mode+band
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ordered_non_unique<tag<entity_mode_band>,
composite_key<worked_entry,
member<worked_entry, QString, &worked_entry::country_>,
member<worked_entry, QString, &worked_entry::mode_>,
member<worked_entry, QString, &worked_entry::band_> > >,
// country+band
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ordered_non_unique<tag<entity_band>,
composite_key<worked_entry,
member<worked_entry, QString, &worked_entry::country_>,
member<worked_entry, QString, &worked_entry::band_> > >,
// continent+mode+band
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ordered_non_unique<tag<continent_mode_band>,
composite_key<worked_entry,
member<worked_entry, AD1CCty::Continent, &worked_entry::continent_>,
member<worked_entry, QString, &worked_entry::mode_>,
member<worked_entry, QString, &worked_entry::band_> >,
composite_key_compare<Continent_less, std::less<QString>, std::less<QString> > >,
// continent+band
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ordered_non_unique<tag<continent_band>,
composite_key<worked_entry,
member<worked_entry, AD1CCty::Continent, &worked_entry::continent_>,
member<worked_entry, QString, &worked_entry::band_> >,
composite_key_compare<Continent_less, std::less<QString> > >,
// CQ-zone+mode+band
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ordered_non_unique<tag<CQ_zone_mode_band>,
composite_key<worked_entry,
member<worked_entry, int, &worked_entry::CQ_zone_>,
member<worked_entry, QString, &worked_entry::mode_>,
member<worked_entry, QString, &worked_entry::band_> > >,
// CQ-zone+band
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ordered_non_unique<tag<CQ_zone_band>,
composite_key<worked_entry,
member<worked_entry, int, &worked_entry::CQ_zone_>,
member<worked_entry, QString, &worked_entry::band_> > >,
// ITU-zone+mode+band
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ordered_non_unique<tag<ITU_zone_mode_band>,
composite_key<worked_entry,
member<worked_entry, int, &worked_entry::ITU_zone_>,
member<worked_entry, QString, &worked_entry::mode_>,
member<worked_entry, QString, &worked_entry::band_> > >,
// ITU-zone+band
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ordered_non_unique<tag<ITU_zone_band>,
composite_key<worked_entry,
member<worked_entry, int, &worked_entry::ITU_zone_>,
member<worked_entry, QString, &worked_entry::band_> > > >
> worked_before_database_type;
namespace
{
auto const logFileName = "wsjtx_log.adi";
// Expception class suitable for using with QtConcurrent across
// thread boundaries
class LoaderException final
: public QException
{
public:
LoaderException (std::exception const& e) : error_ {e.what ()} {}
QString error () const {return error_;}
void raise () const override {throw *this;}
LoaderException * clone () const override {return new LoaderException {*this};}
private:
QString error_;
};
QString extractField (QString const& record, QString const& fieldName)
{
int fieldNameIndex = record.indexOf ('<' + fieldName + ':', 0, Qt::CaseInsensitive);
if (fieldNameIndex >=0)
{
int closingBracketIndex = record.indexOf('>',fieldNameIndex);
int fieldLengthIndex = record.indexOf(':',fieldNameIndex); // find the size delimiter
int dataTypeIndex = -1;
if (fieldLengthIndex >= 0)
{
dataTypeIndex = record.indexOf(':',fieldLengthIndex+1); // check for a second : indicating there is a data type
if (dataTypeIndex > closingBracketIndex)
dataTypeIndex = -1; // second : was found but it was beyond the closing >
}
else
{
throw LoaderException (std::runtime_error {"Invalid ADIF field " + fieldName.toStdString () + ": " + record.toStdString ()});
}
if (closingBracketIndex > fieldNameIndex && fieldLengthIndex > fieldNameIndex && fieldLengthIndex < closingBracketIndex)
{
int fieldLengthCharCount = closingBracketIndex - fieldLengthIndex -1;
if (dataTypeIndex >= 0)
fieldLengthCharCount -= 2; // data type indicator is always a colon followed by a single character
QString fieldLengthString = record.mid(fieldLengthIndex+1,fieldLengthCharCount);
int fieldLength = fieldLengthString.toInt();
if (fieldLength > 0)
{
return record.mid(closingBracketIndex+1,fieldLength);
}
}
else
{
throw LoaderException (std::runtime_error {"Malformed ADIF field " + fieldName.toStdString () + ": " + record.toStdString ()});
}
}
return QString {};
}
worked_before_database_type loader (QString const& path, AD1CCty const * prefixes)
{
worked_before_database_type worked;
QFile inputFile {path};
if (inputFile.exists ())
{
if (inputFile.open (QFile::ReadOnly))
{
QTextStream in {&inputFile};
QString buffer;
bool pre_read {false};
int end_position {-1};
// skip optional header record
do
{
buffer += in.readLine () + '\n';
if (buffer.startsWith (QChar {'<'})) // denotes no header
{
pre_read = true;
}
else
{
end_position = buffer.indexOf ("<EOH>", 0, Qt::CaseInsensitive);
}
}
while (!in.atEnd () && !pre_read && end_position < 0);
if (!pre_read) // found header
{
if (end_position < 0)
{
throw LoaderException (std::runtime_error {"Invalid ADIF header"});
}
buffer.remove (0, end_position + 5);
}
while (!in.atEnd ())
{
end_position = buffer.indexOf ("<EOR>", 0, Qt::CaseInsensitive);
do
{
if (!in.atEnd () && end_position < 0)
{
buffer += in.readLine () + '\n';
}
}
while ((end_position = buffer.indexOf ("<EOR>", 0, Qt::CaseInsensitive)) < 0 && !in.atEnd ());
if (end_position >= 0) // require valid ADIF record
// with terminator
{
auto record = buffer.left (end_position + 5).trimmed ();
auto next_record = buffer.indexOf (QChar {'<'}, end_position + 5);
buffer.remove (0, next_record >=0 ? next_record : buffer.size ());
record = record.mid (record.indexOf (QChar {'<'}));
auto call = extractField (record, "CALL");
if (call.size ()) // require CALL field before we
// will parse a record
{
auto const& entity = prefixes->lookup (call);
auto mode = extractField (record, "MODE").toUpper ();
if (!mode.size () || "MFSK" == mode)
{
mode = extractField (record, "SUBMODE").toUpper ();
}
worked.emplace (call.toUpper ()
, extractField (record, "GRIDSQUARE").left (4).toUpper () // not interested in 6-digit grids
, extractField (record, "BAND").toUpper ()
, mode
, entity.entity_name
, entity.continent
, entity.CQ_zone
, entity.ITU_zone);
}
}
}
}
else
{
throw LoaderException (std::runtime_error {"Error opening ADIF log file for read: " + inputFile.errorString ().toStdString ()});
}
}
return worked;
}
}
class WorkedBefore::impl final
{
public:
impl ()
: path_ {QDir {QStandardPaths::writableLocation (QStandardPaths::DataLocation)}.absoluteFilePath (logFileName)}
{
}
void reload ()
{
async_loader_ = QtConcurrent::run (loader, path_, &prefixes_);
loader_watcher_.setFuture (async_loader_);
}
QString path_;
AD1CCty prefixes_;
QFutureWatcher<worked_before_database_type> loader_watcher_;
QFuture<worked_before_database_type> async_loader_;
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worked_before_database_type worked_;
};
WorkedBefore::WorkedBefore ()
{
connect (&m_->loader_watcher_, &QFutureWatcher<worked_before_database_type>::finished, [this] () {
QString error;
size_t n {0};
try
{
m_->worked_ = m_->loader_watcher_.result ();
n = m_->worked_.size ();
}
catch (LoaderException const& e)
{
error = e.error ();
}
Q_EMIT finished_loading (n, error);
});
reload ();
}
void WorkedBefore::reload ()
{
m_->reload ();
}
WorkedBefore::~WorkedBefore ()
{
}
QString const& WorkedBefore::path () const
{
return m_->path_;
}
AD1CCty const& WorkedBefore::countries () const
{
return m_->prefixes_;
}
bool WorkedBefore::add (QString const& call
, QString const& grid
, QString const& band
, QString const& mode
, QByteArray const& ADIF_record)
{
if (call.size ())
{
auto const& entity = m_->prefixes_.lookup (call);
QFile file {m_->path_};
if (!file.open(QIODevice::Text | QIODevice::Append))
{
return false;
}
else
{
QTextStream out {&file};
if (!file.size ())
{
out << "WSJT-X ADIF Export<eoh>" << endl; // new file
}
out << ADIF_record << " <eor>" << endl;
}
m_->worked_.emplace (call.toUpper (), grid.left (4).toUpper (), band.toUpper (), mode.toUpper ()
, entity.entity_name, entity.continent, entity.CQ_zone, entity.ITU_zone);
}
return true;
}
bool WorkedBefore::country_worked (QString const& country, QString const& mode, QString const& band) const
{
if (mode.size ())
{
if (band.size ())
{
return
country.size ()
&& m_->worked_.get<entity_mode_band> ().end ()
!= m_->worked_.get<entity_mode_band> ().find (std::make_tuple (country, mode.toUpper (), band.toUpper ()));
}
else
{
// partial key lookup
return
country.size ()
&& m_->worked_.get<entity_mode_band> ().end ()
!= m_->worked_.get<entity_mode_band> ().find (std::make_tuple (country, mode.toUpper ()));
}
}
else
{
if (band.size ())
{
return
country.size ()
&& m_->worked_.get<entity_band> ().end ()
!= m_->worked_.get<entity_band> ().find (std::make_tuple (country, band.toUpper ()));
}
else
{
// partial key lookup
return
country.size ()
&& m_->worked_.get<entity_band> ().end ()
!= m_->worked_.get<entity_band> ().find (country);
}
}
}
bool WorkedBefore::grid_worked (QString const& grid, QString const& mode, QString const& band) const
{
if (mode.size ())
{
if (band.size ())
{
return m_->worked_.get<grid_mode_band> ().end ()
!= m_->worked_.get<grid_mode_band> ().find (std::make_tuple (grid.left (4).toUpper (), mode.toUpper (), band.toUpper ()));
}
else
{
// partial key lookup
return m_->worked_.get<grid_mode_band> ().end ()
!= m_->worked_.get<grid_mode_band> ().find (std::make_tuple (grid.left (4).toUpper (), mode.toUpper ()));
}
}
else
{
if (band.size ())
{
return m_->worked_.get<grid_band> ().end ()
!= m_->worked_.get<grid_band> ().find (std::make_tuple (grid.left (4).toUpper (), band.toUpper ()));
}
else
{
// partial key lookup
return m_->worked_.get<grid_band> ().end ()
!= m_->worked_.get<grid_band> ().find (grid.left (4).toUpper ());
}
}
}
bool WorkedBefore::call_worked (QString const& call, QString const& mode, QString const& band) const
{
if (mode.size ())
{
if (band.size ())
{
return m_->worked_.get<call_mode_band> ().end ()
!= m_->worked_.get<call_mode_band> ().find (std::make_tuple (call.toUpper (), mode.toUpper (), band.toUpper ()));
}
else
{
// partial key lookup
return m_->worked_.get<call_mode_band> ().end ()
!= m_->worked_.get<call_mode_band> ().find (std::make_tuple (call.toUpper (), mode.toUpper ()));
}
}
else
{
if (band.size ())
{
return m_->worked_.get<call_band> ().end ()
!= m_->worked_.get<call_band> ().find (std::make_tuple (call.toUpper (), band.toUpper ()));
}
else
{
// partial key lookup
return m_->worked_.get<call_band> ().end ()
!= m_->worked_.get<call_band> ().find (std::make_tuple (call.toUpper ()));
}
}
}
bool WorkedBefore::continent_worked (Continent continent, QString const& mode, QString const& band) const
{
if (mode.size ())
{
if (band.size ())
{
return m_->worked_.get<continent_mode_band> ().end ()
!= m_->worked_.get<continent_mode_band> ().find (std::make_tuple (continent, mode.toUpper (), band.toUpper ()));
}
else
{
// partial key lookup
return m_->worked_.get<continent_mode_band> ().end ()
!= m_->worked_.get<continent_mode_band> ().find (std::make_tuple (continent, mode.toUpper ()));
}
}
else
{
if (band.size ())
{
return m_->worked_.get<continent_band> ().end ()
!= m_->worked_.get<continent_band> ().find (std::make_tuple (continent, band.toUpper ()));
}
else
{
// partial key lookup
return m_->worked_.get<continent_band> ().end ()
!= m_->worked_.get<continent_band> ().find (continent);
}
}
}
bool WorkedBefore::CQ_zone_worked (int CQ_zone, QString const& mode, QString const& band) const
{
if (mode.size ())
{
if (band.size ())
{
return m_->worked_.get<CQ_zone_mode_band> ().end ()
!= m_->worked_.get<CQ_zone_mode_band> ().find (std::make_tuple (CQ_zone, mode.toUpper (), band.toUpper ()));
}
else
{
// partial key lookup
return m_->worked_.get<CQ_zone_mode_band> ().end ()
!= m_->worked_.get<CQ_zone_mode_band> ().find (std::make_tuple (CQ_zone, mode.toUpper ()));
}
}
else
{
if (band.size ())
{
return m_->worked_.get<CQ_zone_band> ().end ()
!= m_->worked_.get<CQ_zone_band> ().find (std::make_tuple (CQ_zone, band.toUpper ()));
}
else
{
// partial key lookup
return m_->worked_.get<CQ_zone_band> ().end ()
!= m_->worked_.get<CQ_zone_band> ().find (CQ_zone);
}
}
}
bool WorkedBefore::ITU_zone_worked (int ITU_zone, QString const& mode, QString const& band) const
{
if (mode.size ())
{
if (band.size ())
{
return m_->worked_.get<ITU_zone_mode_band> ().end ()
!= m_->worked_.get<ITU_zone_mode_band> ().find (std::make_tuple (ITU_zone, mode.toUpper (), band.toUpper ()));
}
else
{
// partial key lookup
return m_->worked_.get<ITU_zone_mode_band> ().end ()
!= m_->worked_.get<ITU_zone_mode_band> ().find (std::make_tuple (ITU_zone, mode.toUpper ()));
}
}
else
{
if (band.size ())
{
return m_->worked_.get<ITU_zone_band> ().end ()
!= m_->worked_.get<ITU_zone_band> ().find (std::make_tuple (ITU_zone, band.toUpper ()));
}
else
{
// partial key lookup
return m_->worked_.get<ITU_zone_band> ().end ()
!= m_->worked_.get<ITU_zone_band> ().find (ITU_zone);
}
}
}