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/*
Copyright (c) 2015 Christian Mollekopf <mollekopf@kolabsys.com>
This library is free software; you can redistribute it and/or modify it
under the terms of the GNU Library General Public License as published by
the Free Software Foundation; either version 2 of the License, or (at your
option) any later version.
This library is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public
License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to the
Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301, USA.
*/
#include "typeindex.h"
#include "log.h"
#include "index.h"
TypeIndex::TypeIndex(const QByteArray &type)
: mType(type)
{
}
template<>
void TypeIndex::addProperty<QByteArray>(const QByteArray &property)
{
auto indexer = [this, property](const QByteArray &identifier, const QVariant &value, Akonadi2::Storage::Transaction &transaction) {
// Trace() << "Indexing " << mType + ".index." + property << value.toByteArray();
if (value.isValid()) {
Index(mType + ".index." + property, transaction).add(value.toByteArray(), identifier);
} else {
Index(mType + ".index." + property, transaction).add("toplevel", identifier);
}
};
mIndexer.insert(property, indexer);
mProperties << property;
}
template<>
void TypeIndex::addProperty<QString>(const QByteArray &property)
{
auto indexer = [this, property](const QByteArray &identifier, const QVariant &value, Akonadi2::Storage::Transaction &transaction) {
// Trace() << "Indexing " << mType + ".index." + property << value.toByteArray();
if (value.isValid()) {
Index(mType + ".index." + property, transaction).add(value.toByteArray(), identifier);
} else {
Index(mType + ".index." + property, transaction).add("toplevel", identifier);
}
};
mIndexer.insert(property, indexer);
mProperties << property;
}
template<>
void TypeIndex::addProperty<QDateTime>(const QByteArray &property)
{
auto indexer = [this, property](const QByteArray &identifier, const QVariant &value, Akonadi2::Storage::Transaction &transaction) {
// Trace() << "Indexing " << mType + ".index." + property << value.toByteArray();
if (value.isValid()) {
Index(mType + ".index." + property, transaction).add(value.toByteArray(), identifier);
}
};
mIndexer.insert(property, indexer);
mProperties << property;
}
void TypeIndex::add(const QByteArray &identifier, const Akonadi2::ApplicationDomain::BufferAdaptor &bufferAdaptor, Akonadi2::Storage::Transaction &transaction)
{
for (const auto &property : mProperties) {
const auto value = bufferAdaptor.getProperty(property);
auto indexer = mIndexer.value(property);
indexer(identifier, value, transaction);
}
}
void TypeIndex::remove(const QByteArray &identifier, const Akonadi2::ApplicationDomain::BufferAdaptor &bufferAdaptor, Akonadi2::Storage::Transaction &transaction)
{
for (const auto &property : mProperties) {
const auto value = bufferAdaptor.getProperty(property);
if (value.isValid()) {
//FIXME don't always convert to byte array
Index(mType + ".index." + property, transaction).remove(value.toByteArray(), identifier);
} else {
Index(mType + ".index." + property, transaction).remove("toplevel", identifier);
}
}
}
ResultSet TypeIndex::query(const Akonadi2::Query &query, QSet<QByteArray> &appliedFilters, Akonadi2::Storage::Transaction &transaction)
{
QVector<QByteArray> keys;
for (const auto &property : mProperties) {
if (query.propertyFilter.contains(property)) {
Index index(mType + ".index." + property, transaction);
auto lookupKey = query.propertyFilter.value(property).toByteArray();
if (lookupKey.isEmpty()) {
lookupKey = "toplevel";
}
index.lookup(lookupKey, [&](const QByteArray &value) {
keys << value;
},
[property](const Index::Error &error) {
Warning() << "Error in index: " << error.message << property;
});
appliedFilters << property;
}
Trace() << "Index lookup on " << property << " found " << keys.size() << " keys.";
return ResultSet(keys);
}
Trace() << "No matching index";
return ResultSet(keys);
}
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