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203 | /* ============================================================
*
* This file is a part of digiKam project
* https://www.digikam.org
*
* SPDX-FileCopyrightText: 2026 by Srirupa Datta <srirupa dot sps at gmail dot com>
* SPDX-License-Identifier: GPL-2.0-or-later
*
* ============================================================ */
#include "searchcapabilitydictionary.h"
// Qt includes
#include <QMap>
namespace Digikam
{
class Q_DECL_HIDDEN DictionaryEntry
{
public:
DictionaryEntry() = default;
QString canonicalField; ///< e.g. "colorlabel"
QStringList aliases; ///< e.g. { "color label", "colour label" }
QStringList allowedValues; ///< e.g. { "red", "orange", ... }; empty = free-form
};
class Q_DECL_HIDDEN SearchCapabilityDictionary::Private
{
public:
Private() = default;
QMap<QString, DictionaryEntry> fieldMap; ///< canonical field -> entry
QMap<QString, QStringList> valueAliases; ///< "field/rawvalue" -> resolved
QMap<QString, QStringList> ambiguousWords;
QStringList knownTags;
};
SearchCapabilityDictionary::SearchCapabilityDictionary()
: d(new Private)<--- Class 'SearchCapabilityDictionary' does not have a copy constructor which is recommended since it has dynamic memory/resource management.<--- Class 'SearchCapabilityDictionary' does not have a operator= which is recommended since it has dynamic memory/resource management.
{
initializeDefaults();
}
SearchCapabilityDictionary::~SearchCapabilityDictionary()
{
delete d;
}
void SearchCapabilityDictionary::initializeDefaults()
{
d->fieldMap.clear();
d->valueAliases.clear();
d->ambiguousWords.clear();
auto addField = [this](const QString& canonical,
const QStringList& aliases,
const QStringList& allowedValues = {})
{
DictionaryEntry e;
e.canonicalField = canonical;
e.aliases = aliases;
e.allowedValues = allowedValues;
d->fieldMap.insert(canonical, e);
};
addField(QLatin1String("tag"),
{ QLatin1String("tag"), QLatin1String("tags"), QLatin1String("keyword") });
addField(QLatin1String("album"),
{ QLatin1String("album"), QLatin1String("folder") });
addField(QLatin1String("person"),
{ QLatin1String("person"), QLatin1String("people"), QLatin1String("face") });
addField(QLatin1String("place"),
{ QLatin1String("place"), QLatin1String("location"), QLatin1String("near") });
addField(QLatin1String("daterange"),
{ QLatin1String("date"), QLatin1String("taken"), QLatin1String("time") });
addField(QLatin1String("rating"),
{ QLatin1String("rating"), QLatin1String("stars") });
addField(QLatin1String("picklabel"),
{ QLatin1String("pick label"), QLatin1String("pick") },
{ QLatin1String("none"), QLatin1String("rejected"),
QLatin1String("pending"), QLatin1String("accepted") });
addField(QLatin1String("colorlabel"),
{ QLatin1String("color label"), QLatin1String("colour label"),
QLatin1String("label") },
{ QLatin1String("none"), QLatin1String("red"), QLatin1String("orange"),
QLatin1String("yellow"), QLatin1String("green"), QLatin1String("blue"),
QLatin1String("magenta"), QLatin1String("gray"), QLatin1String("black"),
QLatin1String("white") });
addField(QLatin1String("orientation"),
{ QLatin1String("orientation") },
{ QLatin1String("landscape"), QLatin1String("portrait") });
addField(QLatin1String("caption"),
{ QLatin1String("caption"), QLatin1String("description"),
QLatin1String("comment") });
d->valueAliases.insert(QLatin1String("picklabel/best"),
{ QLatin1String("accepted") });
d->valueAliases.insert(QLatin1String("picklabel/flagged"),
{ QLatin1String("accepted") });
d->valueAliases.insert(QLatin1String("rating/high rating"),
{ QLatin1String("4") });
// ambiguous words -> clarification choices
d->ambiguousWords.insert(QLatin1String("best"),
{ QLatin1String("Pick Label: Accepted"),
QLatin1String("Rating >= 4") });
d->ambiguousWords.insert(QLatin1String("favorite"),
{ QLatin1String("Pick Label: Accepted"),
QLatin1String("Rating = 5") });
}
bool SearchCapabilityDictionary::resolveFieldAlias(const QString& alias,
QString* canonicalField) const
{
const QString needle = alias.trimmed().toLower();
for (auto it = d->fieldMap.constBegin() ; it != d->fieldMap.constEnd() ; ++it)
{
if ((it.key() == needle) || it.value().aliases.contains(needle))
{
if (canonicalField)
{
*canonicalField = it.key();
}
return true;
}
}
return false;
}
bool SearchCapabilityDictionary::resolveValue(const QString& field,
const QString& rawValue,
QString* resolvedValue) const
{
const QString needle = rawValue.trimmed().toLower();
const QString key = field + QLatin1Char('/') + needle;
if (d->valueAliases.contains(key))
{
if (resolvedValue)
{
*resolvedValue = d->valueAliases.value(key).first();
}
return true;
}
const DictionaryEntry entry = d->fieldMap.value(field);
if (entry.allowedValues.isEmpty() || entry.allowedValues.contains(needle))
{
if (resolvedValue)
{
*resolvedValue = needle;
}
return true;
}
return false;
}
QStringList SearchCapabilityDictionary::supportedFields() const
{
return d->fieldMap.keys();
}
QStringList SearchCapabilityDictionary::choicesForAmbiguousWord(const QString& word) const
{
return d->ambiguousWords.value(word.trimmed().toLower());
}
bool SearchCapabilityDictionary::isKnownTag(const QString& tag) const
{
return d->knownTags.contains(tag, Qt::CaseInsensitive);
}
void SearchCapabilityDictionary::setKnownTags(const QStringList& tags)
{
d->knownTags = tags;
}
} // namespace Digikam
|