76 lines
2.4 KiB
C++
76 lines
2.4 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_SEARCH_HPP
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#define REMWHAREAD_SEARCH_HPP
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#include <vector>
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#include <string>
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#include "sqlite.hpp"
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//! @file
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namespace remwharead
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{
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using std::vector;
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using std::string;
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/*!
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* @brief Split expression in subexpressions.
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*
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* First it splits at `OR` or `||`, then it splits the subexpressions at
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* `AND` or `&&`. The first vector contains all tags before the first `OR`.
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*
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* @return Vector of `OR`-vectors of `AND`-tags.
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*/
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const vector<vector<string>> parse_expression(string expression);
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//! Convert str to lowercase. Works with unicode.
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const string to_lowercase(const string &str);
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/*!
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* @brief Search in tags of database entries.
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*
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* Only matches whole tags, *Pill* does not match *Pillow*.
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*
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* @param entries Vector of Database::entry to search.
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* @param expression Search expression.
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* @param is_re Is it a regular expression?
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*
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* @return Vector of matching Database::entry.
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*/
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const vector<Database::entry>
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search_tags(const vector<Database::entry> &entries, string expression,
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const bool is_re);
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/*!
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* @brief Search in full text of database entries.
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*
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* Searches in tags, title, description and full text.
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*
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* @param entries Vector of Database::entry to search.
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* @param expression Search expression.
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* @param is_re Is it a regular expression?
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*
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* @return Vector of matching Database::entry.
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*/
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const vector<Database::entry>
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search_all(const vector<Database::entry> &entries, string expression,
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const bool is_re);
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}
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#endif // REMWHAREAD_SEARCH_HPP
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