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#2018 CSV import. Select time series column. Columnify preview. Refactoring

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This commit is contained in:
Bjørn Erik Jensen
2017-11-24 08:17:43 +01:00
parent 1d2067882d
commit 11100fb6e0
7 changed files with 483 additions and 62 deletions
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68
ApplicationCode/FileInterface/RifCsvUserDataParser.h
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@@ -27,6 +27,8 @@
#include <QPointer>
#include <QStringList>
#include <QDateTime>
#include <QFile>
#include <QTextStream>
#include <vector>
@@ -39,19 +41,75 @@ class RifCsvUserDataParser
{
public:
RifCsvUserDataParser(QString* errorText = nullptr);
virtual ~RifCsvUserDataParser();
bool parse(const QString& fileName, const AsciiDataParseOptions& parseOptions);
bool parse(const AsciiDataParseOptions& parseOptions);
const TableData& tableData() const;
const ColumnInfo* columnInfo(size_t columnIndex) const;
bool parseColumnNames(const QString& cellSeparator,
std::vector<QString>* columnNames);
QString previewText();
QString tryDetermineCellSeparator();
protected:
virtual QTextStream* openDataStream() = 0;
virtual void closeDataStream() = 0;
private:
bool parseData(const QString& fileName, const AsciiDataParseOptions& parseOptions);
QStringList splitLineAndTrim(const QString& list, const QString& separator);
QDateTime tryParseDateTime(const std::string& colData, const QString& format);
bool parseColumnHeader(QTextStream* dataStream,
const QString& cellSeparator,
std::vector<QString>* columnNames);
bool parseData(const AsciiDataParseOptions& parseOptions);
QString columnifyText(const QString& text);
static QStringList splitLineAndTrim(const QString& line, const QString& separator);
static QDateTime tryParseDateTime(const std::string& colData, const QString& format);
private:
TableData m_tableData;
QString* m_errorText;
};
//==================================================================================================
///
//==================================================================================================
class RifCsvUserDataFileParser : public RifCsvUserDataParser
{
public:
RifCsvUserDataFileParser(const QString& fileName, QString* errorText = nullptr);
virtual ~RifCsvUserDataFileParser();
protected:
virtual QTextStream* openDataStream() override;
virtual void closeDataStream() override;
private:
bool openFile();
void closeFile();
private:
QString m_fileName;
QFile* m_file;
QTextStream* m_textStream;
};
//==================================================================================================
///
//==================================================================================================
class RifCsvUserDataPastedTextParser : public RifCsvUserDataParser
{
public:
RifCsvUserDataPastedTextParser(const QString& text, QString* errorText = nullptr);
virtual ~RifCsvUserDataPastedTextParser();
protected:
virtual QTextStream* openDataStream() override;
virtual void closeDataStream() override;
private:
QString m_text;
QTextStream* m_textStream;
};