mirror of
https://github.com/keepassxreboot/keepassxc.git
synced 2025-01-09 22:39:50 -05:00
da9afd3f6f
This patch aims at reducing the number of copies for obejcts that could be referenced rather than copied, because they're not modified during the computation.
103 lines
2.8 KiB
C++
103 lines
2.8 KiB
C++
/*
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* Copyright (C) 2016 Enrico Mariotti <enricomariotti@yahoo.it>
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* Copyright (C) 2017 KeePassXC Team <team@keepassxc.org>
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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, either version 2 or (at your option)
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* version 3 of the License.
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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 KEEPASSX_CSVPARSER_H
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#define KEEPASSX_CSVPARSER_H
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#include <QBuffer>
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#include <QFile>
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#include <QQueue>
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#include <QTextStream>
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typedef QStringList CsvRow;
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typedef QList<CsvRow> CsvTable;
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class CsvParser
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{
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public:
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CsvParser();
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~CsvParser();
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// read data from device and parse it
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bool parse(QFile* device);
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bool isFileLoaded();
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// reparse the same buffer (device is not opened again)
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bool reparse();
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void setCodec(const QString& s);
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void setComment(const QChar& c);
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void setFieldSeparator(const QChar& c);
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void setTextQualifier(const QChar& c);
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void setBackslashSyntax(bool set);
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int getFileSize() const;
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int getCsvRows() const;
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int getCsvCols() const;
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QString getStatus() const;
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const CsvTable getCsvTable() const;
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protected:
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CsvTable m_table;
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private:
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QByteArray m_array;
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QBuffer m_csv;
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QChar m_ch;
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QChar m_comment;
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unsigned int m_currCol;
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unsigned int m_currRow;
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bool m_isBackslashSyntax;
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bool m_isEof;
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bool m_isFileLoaded;
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bool m_isGood;
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qint64 m_lastPos;
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int m_maxCols;
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QChar m_qualifier;
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QChar m_separator;
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QString m_statusMsg;
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QTextStream m_ts;
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void getChar(QChar& c);
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void ungetChar();
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void peek(QChar& c);
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void fillColumns();
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bool isTerminator(const QChar& c) const;
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bool isSeparator(const QChar& c) const;
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bool isQualifier(const QChar& c) const;
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bool processEscapeMark(QString& s, QChar c);
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bool isText(QChar c) const;
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bool isComment();
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bool isCRLF(const QChar& c) const;
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bool isSpace(const QChar& c) const;
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bool isTab(const QChar& c) const;
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bool isEmptyRow(const CsvRow& row) const;
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bool parseFile();
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void parseRecord();
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void parseField(CsvRow& row);
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void parseSimple(QString& s);
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void parseQuoted(QString& s);
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void parseEscaped(QString& s);
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void parseEscapedText(QString& s);
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bool readFile(QFile* device);
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void reset();
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void clear();
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bool skipEndline();
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void skipLine();
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void appendStatusMsg(const QString& s, bool isCritical = false);
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};
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#endif // CSVPARSER_H
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