121 lines
3.1 KiB
C++
121 lines
3.1 KiB
C++
/* This file is part of remwharead.
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* Copyright © 2019 tastytea <tastytea@tastytea.de>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, version 3.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef REMWHAREAD_SQLITE_HPP
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#define REMWHAREAD_SQLITE_HPP
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#include <experimental/filesystem>
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#include <memory>
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#include <string>
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#include <vector>
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#include <chrono>
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#include <list>
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#include <Poco/Data/Session.h>
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namespace remwharead
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{
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namespace fs = std::experimental::filesystem;
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using std::string;
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using std::vector;
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using std::chrono::system_clock;
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using time_point = system_clock::time_point;
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using std::list;
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using Poco::Data::Session;
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/*!
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* @brief Store and retrieve files from/to SQLite.
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*
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* @since 0.6.0
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*
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* @headerfile sqlite.hpp remwharead/sqlite.hpp
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*/
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class Database
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{
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public:
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/*!
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* @brief Describes a database entry.
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*
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* @since 0.6.0
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*
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* @headerfile sqlite.hpp remwharead/sqlite.hpp
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*/
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typedef struct entry
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{
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string uri;
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string archive_uri;
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time_point datetime;
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vector<string> tags;
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string title;
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string description;
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string fulltext;
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/*!
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* @brief Returns true if date and time are equal.
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*
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* @since 0.6.0
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*/
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friend bool operator ==(const Database::entry &a,
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const Database::entry &b);
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/*!
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* @brief The full text in one line.
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*
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* @since 0.6.0
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*/
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const string fulltext_oneline() const;
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} entry;
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/*!
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* @brief Connects to the database and creates it if necessary.
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*
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* @since 0.6.0
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*/
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Database();
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/*!
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* @brief Returns true if connected to the database.
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*
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* @since 0.6.0
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*/
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operator bool() const;
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/*!
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* @brief Store a Database::entry in the database.
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*
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* @since 0.6.0
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*/
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void store(const entry &data) const;
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/*!
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* @brief Retrieve a list of Database::entry from the database.
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*
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* @since 0.6.0
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*/
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const list<entry> retrieve(
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const time_point &start = time_point(),
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const time_point &end = system_clock::now()) const;
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private:
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fs::path _dbpath;
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std::unique_ptr<Session> _session;
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bool _connected;
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};
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using DB = Database;
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}
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#endif // REMWHAREAD_SQLITE_HPP
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