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/*
* This file is part of smolbote. It's copyrighted by the contributors recorded
* in the version control history of the file, available from its original
* location: https://neueland.iserlohn-fortress.net/gitea/aqua/smolbote
*
* SPDX-License-Identifier: GPL-3.0
*/
#ifndef SMOLBOTE_FILTERTREE_H
#define SMOLBOTE_FILTERTREE_H
#include "domain.h"
#include "filterleaf.h"
#include <QIODevice>
#include <QObject>
#include <QVector>
#include <vector>
#include <QMutex>
/** FilterTree: B+ tree of filter rules
* The tree contains branches that represent domains
* Each domain-branch contains leaves (rules) that are to be applied to it.
* Rules may be applied to multiple branches.
*/
class FilterTree : public QObject
{
Q_OBJECT
public:
~FilterTree();
const QStringList branches() const;
QVector<const FilterLeaf *> match(const QUrl &domain, const QUrl &requestUrl) const;
bool addRule(FilterLeaf *rule, const QString &domain);
private:
struct Branch {
explicit Branch(const QString &host)
: domain(host)
{
}
explicit Branch(Branch &&other)
: domain(std::move(other.domain))
, leaves(std::move(other.leaves))
{
}
Domain domain;
std::vector<FilterLeaf *> leaves;
};
Branch& branch(const QString &domain);
QMutex branchLock;
std::vector<Branch> m_branches;
};
bool loadHostlist(QIODevice &from, FilterTree *tree);
#endif // SMOLBOTE_FILTERTREE_H
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