2019-02-19 18:41:18 +00:00
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#include <sys/ioctl.h>
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2021-04-28 23:32:41 +00:00
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#if defined(OS_SUNOS)
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# include <sys/termios.h>
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#endif
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2020-02-17 14:27:09 +00:00
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#include <unistd.h>
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2019-02-19 18:41:18 +00:00
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#include <Processors/Formats/Impl/PrettyBlockOutputFormat.h>
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#include <Formats/FormatFactory.h>
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#include <IO/WriteBuffer.h>
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#include <IO/WriteHelpers.h>
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#include <IO/WriteBufferFromString.h>
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2020-11-10 18:22:26 +00:00
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#include <IO/Operators.h>
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2019-10-07 18:56:03 +00:00
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#include <Common/PODArray.h>
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2019-02-19 18:41:18 +00:00
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#include <Common/UTF8Helpers.h>
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namespace DB
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{
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namespace ErrorCodes
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{
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}
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PrettyBlockOutputFormat::PrettyBlockOutputFormat(
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2019-08-03 11:02:40 +00:00
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WriteBuffer & out_, const Block & header_, const FormatSettings & format_settings_)
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2022-05-06 16:48:48 +00:00
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: IOutputFormat(header_, out_), format_settings(format_settings_), serializations(header_.getSerializations())
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2019-02-19 18:41:18 +00:00
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{
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struct winsize w;
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if (0 == ioctl(STDOUT_FILENO, TIOCGWINSZ, &w))
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terminal_width = w.ws_col;
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}
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/// Evaluate the visible width of the values and column names.
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/// Note that number of code points is just a rough approximation of visible string width.
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void PrettyBlockOutputFormat::calculateWidths(
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const Block & header, const Chunk & chunk,
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2020-05-31 22:12:13 +00:00
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WidthsPerColumn & widths, Widths & max_padded_widths, Widths & name_widths)
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2019-02-19 18:41:18 +00:00
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{
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2020-05-31 19:22:59 +00:00
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size_t num_rows = std::min(chunk.getNumRows(), format_settings.pretty.max_rows);
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2020-09-29 12:30:36 +00:00
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2020-09-30 01:50:23 +00:00
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/// len(num_rows) + len(". ")
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row_number_width = std::floor(std::log10(num_rows)) + 3;
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2020-09-29 12:30:36 +00:00
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2019-02-19 18:41:18 +00:00
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size_t num_columns = chunk.getNumColumns();
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2020-04-22 06:01:33 +00:00
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const auto & columns = chunk.getColumns();
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2019-02-19 18:41:18 +00:00
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widths.resize(num_columns);
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2020-05-31 22:12:13 +00:00
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max_padded_widths.resize_fill(num_columns);
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2019-02-19 18:41:18 +00:00
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name_widths.resize(num_columns);
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/// Calculate widths of all values.
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String serialized_value;
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size_t prefix = 2; // Tab character adjustment
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for (size_t i = 0; i < num_columns; ++i)
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{
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2020-04-22 06:01:33 +00:00
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const auto & elem = header.getByPosition(i);
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const auto & column = columns[i];
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2019-02-19 18:41:18 +00:00
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widths[i].resize(num_rows);
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for (size_t j = 0; j < num_rows; ++j)
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{
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{
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2020-03-23 02:12:31 +00:00
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WriteBufferFromString out_serialize(serialized_value);
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2021-03-09 14:46:52 +00:00
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auto serialization = elem.type->getDefaultSerialization();
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serialization->serializeText(*column, j, out_serialize, format_settings);
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2019-02-19 18:41:18 +00:00
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}
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2020-05-31 22:17:40 +00:00
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/// Avoid calculating width of too long strings by limiting the size in bytes.
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/// Note that it is just an estimation. 4 is the maximum size of Unicode code point in bytes in UTF-8.
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/// But it's possible that the string is long in bytes but very short in visible size.
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/// (e.g. non-printable characters, diacritics, combining characters)
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2020-06-02 02:39:21 +00:00
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if (format_settings.pretty.max_value_width)
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{
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size_t max_byte_size = format_settings.pretty.max_value_width * 4;
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if (serialized_value.size() > max_byte_size)
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serialized_value.resize(max_byte_size);
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}
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2020-05-31 22:17:40 +00:00
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2020-05-31 22:12:13 +00:00
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widths[i][j] = UTF8::computeWidth(reinterpret_cast<const UInt8 *>(serialized_value.data()), serialized_value.size(), prefix);
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2020-06-02 13:56:03 +00:00
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max_padded_widths[i] = std::max<UInt64>(max_padded_widths[i],
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std::min<UInt64>(format_settings.pretty.max_column_pad_width,
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2020-05-31 22:12:13 +00:00
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std::min<UInt64>(format_settings.pretty.max_value_width, widths[i][j])));
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2019-02-19 18:41:18 +00:00
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}
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/// And also calculate widths for names of columns.
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{
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// name string doesn't contain Tab, no need to pass `prefix`
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name_widths[i] = std::min<UInt64>(format_settings.pretty.max_column_pad_width,
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UTF8::computeWidth(reinterpret_cast<const UInt8 *>(elem.name.data()), elem.name.size()));
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2020-06-02 13:56:03 +00:00
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max_padded_widths[i] = std::max<UInt64>(max_padded_widths[i], name_widths[i]);
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2019-02-19 18:41:18 +00:00
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}
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2020-05-31 22:12:13 +00:00
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prefix += max_padded_widths[i] + 3;
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2019-02-19 18:41:18 +00:00
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}
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}
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2020-07-09 21:02:37 +00:00
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namespace
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{
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/// Grid symbols are used for printing grid borders in a terminal.
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/// Defaults values are UTF-8.
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struct GridSymbols
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{
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const char * bold_left_top_corner = "┏";
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const char * bold_right_top_corner = "┓";
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const char * left_bottom_corner = "└";
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const char * right_bottom_corner = "┘";
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const char * bold_left_separator = "┡";
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const char * left_separator = "├";
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const char * bold_right_separator = "┩";
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const char * right_separator = "┤";
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const char * bold_top_separator = "┳";
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const char * bold_middle_separator = "╇";
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const char * middle_separator = "┼";
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const char * bottom_separator = "┴";
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const char * bold_dash = "━";
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const char * dash = "─";
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const char * bold_bar = "┃";
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const char * bar = "│";
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};
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GridSymbols utf8_grid_symbols;
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GridSymbols ascii_grid_symbols {
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"+",
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"+",
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"+",
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"+",
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"+",
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"+",
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"+",
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"+",
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"+",
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"+",
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"+",
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"+",
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"-",
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"-",
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"|",
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"|"
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};
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}
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2019-02-19 18:41:18 +00:00
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2022-05-06 16:48:48 +00:00
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void PrettyBlockOutputFormat::write(Chunk chunk, PortKind port_kind)
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2019-02-19 18:41:18 +00:00
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{
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UInt64 max_rows = format_settings.pretty.max_rows;
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if (total_rows >= max_rows)
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{
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total_rows += chunk.getNumRows();
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return;
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}
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auto num_rows = chunk.getNumRows();
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auto num_columns = chunk.getNumColumns();
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2020-04-22 06:01:33 +00:00
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const auto & columns = chunk.getColumns();
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const auto & header = getPort(port_kind).getHeader();
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2019-02-19 18:41:18 +00:00
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WidthsPerColumn widths;
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Widths max_widths;
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Widths name_widths;
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calculateWidths(header, chunk, widths, max_widths, name_widths);
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2020-07-09 21:02:37 +00:00
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const GridSymbols & grid_symbols = format_settings.pretty.charset == FormatSettings::Pretty::Charset::UTF8 ?
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utf8_grid_symbols :
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ascii_grid_symbols;
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2019-02-19 18:41:18 +00:00
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/// Create separators
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2020-11-10 18:22:26 +00:00
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WriteBufferFromOwnString top_separator;
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WriteBufferFromOwnString middle_names_separator;
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WriteBufferFromOwnString middle_values_separator;
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WriteBufferFromOwnString bottom_separator;
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2020-11-07 00:14:53 +00:00
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2020-07-09 21:02:37 +00:00
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top_separator << grid_symbols.bold_left_top_corner;
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middle_names_separator << grid_symbols.bold_left_separator;
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middle_values_separator << grid_symbols.left_separator;
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bottom_separator << grid_symbols.left_bottom_corner;
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2019-02-19 18:41:18 +00:00
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for (size_t i = 0; i < num_columns; ++i)
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{
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if (i != 0)
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{
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2020-07-09 21:02:37 +00:00
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top_separator << grid_symbols.bold_top_separator;
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middle_names_separator << grid_symbols.bold_middle_separator;
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middle_values_separator << grid_symbols.middle_separator;
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bottom_separator << grid_symbols.bottom_separator;
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2019-02-19 18:41:18 +00:00
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}
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for (size_t j = 0; j < max_widths[i] + 2; ++j)
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{
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2020-07-09 21:02:37 +00:00
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top_separator << grid_symbols.bold_dash;
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middle_names_separator << grid_symbols.bold_dash;
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middle_values_separator << grid_symbols.dash;
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bottom_separator << grid_symbols.dash;
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2019-02-19 18:41:18 +00:00
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}
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}
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2020-07-09 21:02:37 +00:00
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top_separator << grid_symbols.bold_right_top_corner << "\n";
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middle_names_separator << grid_symbols.bold_right_separator << "\n";
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middle_values_separator << grid_symbols.right_separator << "\n";
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bottom_separator << grid_symbols.right_bottom_corner << "\n";
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2019-02-19 18:41:18 +00:00
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std::string top_separator_s = top_separator.str();
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std::string middle_names_separator_s = middle_names_separator.str();
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std::string middle_values_separator_s = middle_values_separator.str();
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std::string bottom_separator_s = bottom_separator.str();
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2020-10-02 15:13:28 +00:00
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if (format_settings.pretty.output_format_pretty_row_numbers)
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{
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/// Write left blank
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writeString(String(row_number_width, ' '), out);
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}
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2019-02-19 18:41:18 +00:00
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/// Output the block
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writeString(top_separator_s, out);
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2020-10-02 15:13:28 +00:00
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if (format_settings.pretty.output_format_pretty_row_numbers)
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{
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/// Write left blank
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writeString(String(row_number_width, ' '), out);
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}
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2019-02-19 18:41:18 +00:00
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/// Names
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2020-07-09 21:02:37 +00:00
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writeCString(grid_symbols.bold_bar, out);
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writeCString(" ", out);
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2019-02-19 18:41:18 +00:00
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for (size_t i = 0; i < num_columns; ++i)
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{
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if (i != 0)
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2020-07-09 21:02:37 +00:00
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{
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writeCString(" ", out);
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writeCString(grid_symbols.bold_bar, out);
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writeCString(" ", out);
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}
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2019-02-19 18:41:18 +00:00
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2020-04-22 06:01:33 +00:00
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const auto & col = header.getByPosition(i);
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2019-02-19 18:41:18 +00:00
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if (format_settings.pretty.color)
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writeCString("\033[1m", out);
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if (col.type->shouldAlignRightInPrettyFormats())
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{
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for (size_t k = 0; k < max_widths[i] - name_widths[i]; ++k)
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writeChar(' ', out);
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writeString(col.name, out);
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}
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else
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{
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writeString(col.name, out);
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for (size_t k = 0; k < max_widths[i] - name_widths[i]; ++k)
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writeChar(' ', out);
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}
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if (format_settings.pretty.color)
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writeCString("\033[0m", out);
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}
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2020-07-09 21:02:37 +00:00
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writeCString(" ", out);
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writeCString(grid_symbols.bold_bar, out);
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writeCString("\n", out);
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2019-02-19 18:41:18 +00:00
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2020-10-02 15:13:28 +00:00
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if (format_settings.pretty.output_format_pretty_row_numbers)
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{
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/// Write left blank
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writeString(String(row_number_width, ' '), out);
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}
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2019-02-19 18:41:18 +00:00
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writeString(middle_names_separator_s, out);
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for (size_t i = 0; i < num_rows && total_rows + i < max_rows; ++i)
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{
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if (i != 0)
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2020-10-02 15:13:28 +00:00
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{
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if (format_settings.pretty.output_format_pretty_row_numbers)
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{
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/// Write left blank
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writeString(String(row_number_width, ' '), out);
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}
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2019-02-19 18:41:18 +00:00
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writeString(middle_values_separator_s, out);
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2020-10-02 15:13:28 +00:00
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}
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if (format_settings.pretty.output_format_pretty_row_numbers)
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{
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// Write row number;
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auto row_num_string = std::to_string(i + 1) + ". ";
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for (size_t j = 0; j < row_number_width - row_num_string.size(); ++j)
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{
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writeCString(" ", out);
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}
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writeString(row_num_string, out);
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}
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2019-02-19 18:41:18 +00:00
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2020-07-09 21:02:37 +00:00
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writeCString(grid_symbols.bar, out);
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2019-02-19 18:41:18 +00:00
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for (size_t j = 0; j < num_columns; ++j)
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{
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if (j != 0)
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2020-07-09 21:02:37 +00:00
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writeCString(grid_symbols.bar, out);
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2020-04-22 06:01:33 +00:00
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const auto & type = *header.getByPosition(j).type;
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2021-03-09 14:46:52 +00:00
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writeValueWithPadding(*columns[j], *serializations[j], i,
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2020-05-31 22:12:13 +00:00
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widths[j].empty() ? max_widths[j] : widths[j][i],
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2021-03-09 14:46:52 +00:00
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max_widths[j], type.shouldAlignRightInPrettyFormats());
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2019-02-19 18:41:18 +00:00
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}
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2020-07-09 21:02:37 +00:00
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writeCString(grid_symbols.bar, out);
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writeCString("\n", out);
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2019-02-19 18:41:18 +00:00
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}
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2020-10-02 15:13:28 +00:00
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if (format_settings.pretty.output_format_pretty_row_numbers)
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|
|
{
|
|
|
|
/// Write left blank
|
|
|
|
writeString(String(row_number_width, ' '), out);
|
|
|
|
}
|
2019-02-19 18:41:18 +00:00
|
|
|
writeString(bottom_separator_s, out);
|
|
|
|
|
|
|
|
total_rows += num_rows;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void PrettyBlockOutputFormat::writeValueWithPadding(
|
2021-03-09 14:46:52 +00:00
|
|
|
const IColumn & column, const ISerialization & serialization, size_t row_num,
|
|
|
|
size_t value_width, size_t pad_to_width, bool align_right)
|
2019-02-19 18:41:18 +00:00
|
|
|
{
|
2020-05-31 22:12:13 +00:00
|
|
|
String serialized_value = " ";
|
2020-05-31 19:22:59 +00:00
|
|
|
{
|
2021-12-13 04:57:54 +00:00
|
|
|
WriteBufferFromString out_serialize(serialized_value, AppendModeTag());
|
2021-03-09 14:46:52 +00:00
|
|
|
serialization.serializeText(column, row_num, out_serialize, format_settings);
|
2020-05-31 19:22:59 +00:00
|
|
|
}
|
2020-05-31 22:12:13 +00:00
|
|
|
|
|
|
|
if (value_width > format_settings.pretty.max_value_width)
|
2020-05-31 19:22:59 +00:00
|
|
|
{
|
2020-05-31 22:12:13 +00:00
|
|
|
serialized_value.resize(UTF8::computeBytesBeforeWidth(
|
|
|
|
reinterpret_cast<const UInt8 *>(serialized_value.data()), serialized_value.size(), 0, 1 + format_settings.pretty.max_value_width));
|
|
|
|
|
2020-07-10 21:31:25 +00:00
|
|
|
const char * ellipsis = format_settings.pretty.charset == FormatSettings::Pretty::Charset::UTF8 ? "⋯" : "~";
|
2020-05-31 22:12:13 +00:00
|
|
|
if (format_settings.pretty.color)
|
2020-07-09 21:02:37 +00:00
|
|
|
{
|
|
|
|
serialized_value += "\033[31;1m";
|
|
|
|
serialized_value += ellipsis;
|
|
|
|
serialized_value += "\033[0m";
|
|
|
|
}
|
2020-05-31 22:12:13 +00:00
|
|
|
else
|
2020-07-09 21:02:37 +00:00
|
|
|
serialized_value += ellipsis;
|
2020-05-31 22:12:13 +00:00
|
|
|
|
|
|
|
value_width = format_settings.pretty.max_value_width;
|
2020-05-31 19:22:59 +00:00
|
|
|
}
|
2020-05-31 22:12:13 +00:00
|
|
|
else
|
|
|
|
serialized_value += ' ';
|
|
|
|
|
|
|
|
auto write_padding = [&]()
|
|
|
|
{
|
|
|
|
if (pad_to_width > value_width)
|
|
|
|
for (size_t k = 0; k < pad_to_width - value_width; ++k)
|
|
|
|
writeChar(' ', out);
|
|
|
|
};
|
2020-05-31 19:22:59 +00:00
|
|
|
|
2021-03-09 14:46:52 +00:00
|
|
|
if (align_right)
|
2019-02-19 18:41:18 +00:00
|
|
|
{
|
2020-03-23 02:12:31 +00:00
|
|
|
write_padding();
|
2020-05-31 19:22:59 +00:00
|
|
|
out.write(serialized_value.data(), serialized_value.size());
|
2019-02-19 18:41:18 +00:00
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
2020-05-31 19:22:59 +00:00
|
|
|
out.write(serialized_value.data(), serialized_value.size());
|
2020-03-23 02:12:31 +00:00
|
|
|
write_padding();
|
2019-02-19 18:41:18 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void PrettyBlockOutputFormat::consume(Chunk chunk)
|
|
|
|
{
|
2022-05-06 16:48:48 +00:00
|
|
|
write(std::move(chunk), PortKind::Main);
|
2019-02-19 18:41:18 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
void PrettyBlockOutputFormat::consumeTotals(Chunk chunk)
|
|
|
|
{
|
|
|
|
total_rows = 0;
|
2020-04-08 12:40:04 +00:00
|
|
|
writeCString("\nTotals:\n", out);
|
2022-05-06 16:48:48 +00:00
|
|
|
write(std::move(chunk), PortKind::Totals);
|
2019-02-19 18:41:18 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
void PrettyBlockOutputFormat::consumeExtremes(Chunk chunk)
|
|
|
|
{
|
|
|
|
total_rows = 0;
|
2020-04-08 12:40:04 +00:00
|
|
|
writeCString("\nExtremes:\n", out);
|
2022-05-06 16:48:48 +00:00
|
|
|
write(std::move(chunk), PortKind::Extremes);
|
2019-02-19 18:41:18 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void PrettyBlockOutputFormat::writeSuffix()
|
|
|
|
{
|
|
|
|
if (total_rows >= format_settings.pretty.max_rows)
|
|
|
|
{
|
|
|
|
writeCString(" Showed first ", out);
|
|
|
|
writeIntText(format_settings.pretty.max_rows, out);
|
|
|
|
writeCString(".\n", out);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
2021-10-11 16:11:50 +00:00
|
|
|
void registerOutputFormatPretty(FormatFactory & factory)
|
2019-02-19 18:41:18 +00:00
|
|
|
{
|
2021-10-11 16:11:50 +00:00
|
|
|
factory.registerOutputFormat("Pretty", [](
|
2019-02-19 18:41:18 +00:00
|
|
|
WriteBuffer & buf,
|
|
|
|
const Block & sample,
|
2020-10-06 12:47:52 +00:00
|
|
|
const RowOutputFormatParams &,
|
2019-02-19 18:41:18 +00:00
|
|
|
const FormatSettings & format_settings)
|
|
|
|
{
|
|
|
|
return std::make_shared<PrettyBlockOutputFormat>(buf, sample, format_settings);
|
|
|
|
});
|
|
|
|
|
2021-11-17 20:51:46 +00:00
|
|
|
factory.markOutputFormatSupportsParallelFormatting("Pretty");
|
|
|
|
|
2021-10-11 16:11:50 +00:00
|
|
|
factory.registerOutputFormat("PrettyNoEscapes", [](
|
2019-02-19 18:41:18 +00:00
|
|
|
WriteBuffer & buf,
|
|
|
|
const Block & sample,
|
2020-10-06 12:47:52 +00:00
|
|
|
const RowOutputFormatParams &,
|
2019-02-19 18:41:18 +00:00
|
|
|
const FormatSettings & format_settings)
|
|
|
|
{
|
|
|
|
FormatSettings changed_settings = format_settings;
|
|
|
|
changed_settings.pretty.color = false;
|
|
|
|
return std::make_shared<PrettyBlockOutputFormat>(buf, sample, changed_settings);
|
|
|
|
});
|
2021-11-17 20:51:46 +00:00
|
|
|
|
|
|
|
factory.markOutputFormatSupportsParallelFormatting("PrettyNoEscapes");
|
2019-02-19 18:41:18 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
}
|