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History: Use SqlQueryJob when adding history entry

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This is called every time page finishes loading and as such
would block main thread during normal browsing.

Also remove urlIsStored as it is not used anywhere.
This commit is contained in:
David Rosca 2018-04-11 17:39:46 +02:00
parent 8a5c69b8a1
commit e61352c70c
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GPG Key ID: EBC3FC294452C6D8
2 changed files with 47 additions and 56 deletions
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101
src/lib/history/history.cpp
View File

@ -82,54 +82,56 @@ void History::addHistoryEntry(const QUrl &url, QString title)
title = tr("Empty Page");
}
QSqlQuery query(SqlDatabase::instance()->database());
query.prepare("SELECT id, count, date, title FROM history WHERE url=?");
query.bindValue(0, url);
query.exec();
if (!query.next()) {
query.prepare("INSERT INTO history (count, date, url, title) VALUES (1,?,?,?)");
query.bindValue(0, QDateTime::currentMSecsSinceEpoch());
query.bindValue(1, url);
query.bindValue(2, title);
query.exec();
auto job = new SqlQueryJob(QSL("SELECT id, count, date, title FROM history WHERE url=?"), this);
job->addBindValue(url);
connect(job, &SqlQueryJob::finished, this, [=]() {
if (job->records().isEmpty()) {
auto job = new SqlQueryJob(QSL("INSERT INTO history (count, date, url, title) VALUES (1,?,?,?)"), this);
job->addBindValue(QDateTime::currentMSecsSinceEpoch());
job->addBindValue(url);
job->addBindValue(title);
connect(job, &SqlQueryJob::finished, this, [=]() {
HistoryEntry entry;
entry.id = job->lastInsertId().toInt();
entry.count = 1;
entry.date = QDateTime::currentDateTime();
entry.url = url;
entry.urlString = url.toEncoded();
entry.title = title;
emit historyEntryAdded(entry);
});
job->start();
} else {
const auto record = job->records().at(0);
const int id = record.value(0).toInt();
const int count = record.value(1).toInt();
const QDateTime date = QDateTime::fromMSecsSinceEpoch(record.value(2).toLongLong());
const QString oldTitle = record.value(3).toString();
int id = query.lastInsertId().toInt();
HistoryEntry entry;
entry.id = id;
entry.count = 1;
entry.date = QDateTime::currentDateTime();
entry.url = url;
entry.urlString = url.toEncoded();
entry.title = title;
emit historyEntryAdded(entry);
}
else {
int id = query.value(0).toInt();
int count = query.value(1).toInt();
QDateTime date = QDateTime::fromMSecsSinceEpoch(query.value(2).toLongLong());
QString oldTitle = query.value(3).toString();
auto job = new SqlQueryJob(QSL("UPDATE history SET count = count + 1, date=?, title=? WHERE url=?"), this);
job->addBindValue(QDateTime::currentMSecsSinceEpoch());
job->addBindValue(title);
job->addBindValue(url);
connect(job, &SqlQueryJob::finished, this, [=]() {
HistoryEntry before;
before.id = id;
before.count = count;
before.date = date;
before.url = url;
before.urlString = url.toEncoded();
before.title = oldTitle;
query.prepare("UPDATE history SET count = count + 1, date=?, title=? WHERE url=?");
query.bindValue(0, QDateTime::currentMSecsSinceEpoch());
query.bindValue(1, title);
query.bindValue(2, url);
query.exec();
HistoryEntry after = before;
after.count = count + 1;
after.date = QDateTime::currentDateTime();
after.title = title;
HistoryEntry before;
before.id = id;
before.count = count;
before.date = date;
before.url = url;
before.urlString = url.toEncoded();
before.title = oldTitle;
HistoryEntry after = before;
after.count = count + 1;
after.date = QDateTime::currentDateTime();
after.title = title;
emit historyEntryEdited(before, after);
}
emit historyEntryEdited(before, after);
});
job->start();
}
});
job->start();
}
// DeleteHistoryEntry
@ -212,15 +214,6 @@ QList<int> History::indexesFromTimeRange(qint64 start, qint64 end)
return list;
}
bool History::urlIsStored(const QString &url)
{
QSqlQuery query(SqlDatabase::instance()->database());
query.prepare("SELECT id FROM history WHERE url=?");
query.bindValue(0, url);
query.exec();
return query.next();
}
QVector<HistoryEntry> History::mostVisited(int count)
{
QVector<HistoryEntry> list;

2
src/lib/history/history.h
View File

@ -58,8 +58,6 @@ public:
QList<int> indexesFromTimeRange(qint64 start, qint64 end);
bool urlIsStored(const QString &url);
QVector<HistoryEntry> mostVisited(int count);
void clearHistory();