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<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\Console\Helper;
use Symfony\Component\Console\Exception\InvalidArgumentException;
use Symfony\Component\Console\Exception\RuntimeException;
use Symfony\Component\Console\Output\ConsoleSectionOutput;
use Symfony\Component\Console\Output\OutputInterface;
/**
* Provides helpers to display a table.
*
* @author Fabien Potencier <fabien@symfony.com>
* @author Саша Стаменковић <umpirsky@gmail.com>
* @author Abdellatif Ait boudad <a.aitboudad@gmail.com>
* @author Max Grigorian <maxakawizard@gmail.com>
* @author Dany Maillard <danymaillard93b@gmail.com>
*/
class Table
{
private const SEPARATOR_TOP = 0;
private const SEPARATOR_TOP_BOTTOM = 1;
private const SEPARATOR_MID = 2;
private const SEPARATOR_BOTTOM = 3;
private const BORDER_OUTSIDE = 0;
private const BORDER_INSIDE = 1;
/**
* Table headers.
*/
private $headers = array();
/**
* Table rows.
*/
private $rows = array();
/**
* Column widths cache.
*/
private $effectiveColumnWidths = array();
/**
* Number of columns cache.
*
* @var int
*/
private $numberOfColumns;
/**
* @var OutputInterface
*/
private $output;
/**
* @var TableStyle
*/
private $style;
/**
* @var array
*/
private $columnStyles = array();
/**
* User set column widths.
*
* @var array
*/
private $columnWidths = array();
private static $styles;
private $rendered = false;
public function __construct(OutputInterface $output)
{
$this->output = $output;
if (!self::$styles) {
self::$styles = self::initStyles();
}
$this->setStyle('default');
}
/**
* Sets a style definition.
*
* @param string $name The style name
* @param TableStyle $style A TableStyle instance
*/
public static function setStyleDefinition($name, TableStyle $style)
{
if (!self::$styles) {
self::$styles = self::initStyles();
}
self::$styles[$name] = $style;
}
/**
* Gets a style definition by name.
*
* @param string $name The style name
*
* @return TableStyle
*/
public static function getStyleDefinition($name)
{
if (!self::$styles) {
self::$styles = self::initStyles();
}
if (isset(self::$styles[$name])) {
return self::$styles[$name];
}
throw new InvalidArgumentException(sprintf('Style "%s" is not defined.', $name));
}
/**
* Sets table style.
*
* @param TableStyle|string $name The style name or a TableStyle instance
*
* @return $this
*/
public function setStyle($name)
{
$this->style = $this->resolveStyle($name);
return $this;
}
/**
* Gets the current table style.
*
* @return TableStyle
*/
public function getStyle()
{
return $this->style;
}
/**
* Sets table column style.
*
* @param int $columnIndex Column index
* @param TableStyle|string $name The style name or a TableStyle instance
*
* @return $this
*/
public function setColumnStyle($columnIndex, $name)
{
$columnIndex = (int) $columnIndex;
$this->columnStyles[$columnIndex] = $this->resolveStyle($name);
return $this;
}
/**
* Gets the current style for a column.
*
* If style was not set, it returns the global table style.
*
* @param int $columnIndex Column index
*
* @return TableStyle
*/
public function getColumnStyle($columnIndex)
{
if (isset($this->columnStyles[$columnIndex])) {
return $this->columnStyles[$columnIndex];
}
return $this->getStyle();
}
/**
* Sets the minimum width of a column.
*
* @param int $columnIndex Column index
* @param int $width Minimum column width in characters
*
* @return $this
*/
public function setColumnWidth($columnIndex, $width)
{
$this->columnWidths[(int) $columnIndex] = (int) $width;
return $this;
}
/**
* Sets the minimum width of all columns.
*
* @param array $widths
*
* @return $this
*/
public function setColumnWidths(array $widths)
{
$this->columnWidths = array();
foreach ($widths as $index => $width) {
$this->setColumnWidth($index, $width);
}
return $this;
}
public function setHeaders(array $headers)
{
$headers = array_values($headers);
if (!empty($headers) && !\is_array($headers[0])) {
$headers = array($headers);
}
$this->headers = $headers;
return $this;
}
public function setRows(array $rows)
{
$this->rows = array();
return $this->addRows($rows);
}
public function addRows(array $rows)
{
foreach ($rows as $row) {
$this->addRow($row);
}
return $this;
}
public function addRow($row)
{
if ($row instanceof TableSeparator) {
$this->rows[] = $row;
return $this;
}
if (!\is_array($row)) {
throw new InvalidArgumentException('A row must be an array or a TableSeparator instance.');
}
$this->rows[] = array_values($row);
return $this;
}
/**
* Adds a row to the table, and re-renders the table.
*/
public function appendRow($row): self
{
if (!$this->output instanceof ConsoleSectionOutput) {
throw new RuntimeException(sprintf('Output should be an instance of "%s" when calling "%s".', ConsoleSectionOutput::class, __METHOD__));
}
if ($this->rendered) {
$this->output->clear($this->calculateRowCount());
}
$this->addRow($row);
$this->render();
return $this;
}
public function setRow($column, array $row)
{
$this->rows[$column] = $row;
return $this;
}
/**
* Renders table to output.
*
* Example:
* <code>
* +---------------+-----------------------+------------------+
* | ISBN | Title | Author |
* +---------------+-----------------------+------------------+
* | 99921-58-10-7 | Divine Comedy | Dante Alighieri |
* | 9971-5-0210-0 | A Tale of Two Cities | Charles Dickens |
* | 960-425-059-0 | The Lord of the Rings | J. R. R. Tolkien |
* +---------------+-----------------------+------------------+
* </code>
*/
public function render()
{
$rows = array_merge($this->headers, array($divider = new TableSeparator()), $this->rows);
$this->calculateNumberOfColumns($rows);
$rows = $this->buildTableRows($rows);
$this->calculateColumnsWidth($rows);
$isHeader = true;
$isFirstRow = false;
foreach ($rows as $row) {
if ($divider === $row) {
$isHeader = false;
$isFirstRow = true;
continue;
}
if ($row instanceof TableSeparator) {
$this->renderRowSeparator();
continue;
}
if (!$row) {
continue;
}
if ($isHeader || $isFirstRow) {
$this->renderRowSeparator($isFirstRow ? self::SEPARATOR_TOP_BOTTOM : self::SEPARATOR_TOP);
if ($isFirstRow) {
$isFirstRow = false;
}
}
$this->renderRow($row, $isHeader ? $this->style->getCellHeaderFormat() : $this->style->getCellRowFormat());
}
$this->renderRowSeparator(self::SEPARATOR_BOTTOM);
$this->cleanup();
$this->rendered = true;
}
/**
* Renders horizontal header separator.
*
* Example: <code>+-----+-----------+-------+</code>
*/
private function renderRowSeparator(int $type = self::SEPARATOR_MID)
{
if (0 === $count = $this->numberOfColumns) {
return;
}
$borders = $this->style->getBorderChars();
if (!$borders[0] && !$borders[2] && !$this->style->getCrossingChar()) {
return;
}
$crossings = $this->style->getCrossingChars();
if (self::SEPARATOR_MID === $type) {
list($horizontal, $leftChar, $midChar, $rightChar) = array($borders[2], $crossings[8], $crossings[0], $crossings[4]);
} elseif (self::SEPARATOR_TOP === $type) {
list($horizontal, $leftChar, $midChar, $rightChar) = array($borders[0], $crossings[1], $crossings[2], $crossings[3]);
} elseif (self::SEPARATOR_TOP_BOTTOM === $type) {
list($horizontal, $leftChar, $midChar, $rightChar) = array($borders[0], $crossings[9], $crossings[10], $crossings[11]);
} else {
list($horizontal, $leftChar, $midChar, $rightChar) = array($borders[0], $crossings[7], $crossings[6], $crossings[5]);
}
$markup = $leftChar;
for ($column = 0; $column < $count; ++$column) {
$markup .= str_repeat($horizontal, $this->effectiveColumnWidths[$column]);
$markup .= $column === $count - 1 ? $rightChar : $midChar;
}
$this->output->writeln(sprintf($this->style->getBorderFormat(), $markup));
}
/**
* Renders vertical column separator.
*/
private function renderColumnSeparator($type = self::BORDER_OUTSIDE)
{
$borders = $this->style->getBorderChars();
return sprintf($this->style->getBorderFormat(), self::BORDER_OUTSIDE === $type ? $borders[1] : $borders[3]);
}
/**
* Renders table row.
*
* Example: <code>| 9971-5-0210-0 | A Tale of Two Cities | Charles Dickens |</code>
*/
private function renderRow(array $row, string $cellFormat)
{
$rowContent = $this->renderColumnSeparator(self::BORDER_OUTSIDE);
$columns = $this->getRowColumns($row);
$last = \count($columns) - 1;
foreach ($columns as $i => $column) {
$rowContent .= $this->renderCell($row, $column, $cellFormat);
$rowContent .= $this->renderColumnSeparator($last === $i ? self::BORDER_OUTSIDE : self::BORDER_INSIDE);
}
$this->output->writeln($rowContent);
}
/**
* Renders table cell with padding.
*/
private function renderCell(array $row, int $column, string $cellFormat)
{
$cell = isset($row[$column]) ? $row[$column] : '';
$width = $this->effectiveColumnWidths[$column];
if ($cell instanceof TableCell && $cell->getColspan() > 1) {
// add the width of the following columns(numbers of colspan).
foreach (range($column + 1, $column + $cell->getColspan() - 1) as $nextColumn) {
$width += $this->getColumnSeparatorWidth() + $this->effectiveColumnWidths[$nextColumn];
}
}
// str_pad won't work properly with multi-byte strings, we need to fix the padding
if (false !== $encoding = mb_detect_encoding($cell, null, true)) {
$width += \strlen($cell) - mb_strwidth($cell, $encoding);
}
$style = $this->getColumnStyle($column);
if ($cell instanceof TableSeparator) {
return sprintf($style->getBorderFormat(), str_repeat($style->getBorderChars()[2], $width));
}
$width += Helper::strlen($cell) - Helper::strlenWithoutDecoration($this->output->getFormatter(), $cell);
$content = sprintf($style->getCellRowContentFormat(), $cell);
return sprintf($cellFormat, str_pad($content, $width, $style->getPaddingChar(), $style->getPadType()));
}
/**
* Calculate number of columns for this table.
*/
private function calculateNumberOfColumns($rows)
{
$columns = array(0);
foreach ($rows as $row) {
if ($row instanceof TableSeparator) {
continue;
}
$columns[] = $this->getNumberOfColumns($row);
}
$this->numberOfColumns = max($columns);
}
private function buildTableRows($rows)
{
$unmergedRows = array();
for ($rowKey = 0; $rowKey < \count($rows); ++$rowKey) {
$rows = $this->fillNextRows($rows, $rowKey);
// Remove any new line breaks and replace it with a new line
foreach ($rows[$rowKey] as $column => $cell) {
if (!strstr($cell, "\n")) {
continue;
}
$lines = explode("\n", str_replace("\n", "<fg=default;bg=default>\n</>", $cell));
foreach ($lines as $lineKey => $line) {
if ($cell instanceof TableCell) {
$line = new TableCell($line, array('colspan' => $cell->getColspan()));
}
if (0 === $lineKey) {
$rows[$rowKey][$column] = $line;
} else {
$unmergedRows[$rowKey][$lineKey][$column] = $line;
}
}
}
}
return new TableRows(function () use ($rows, $unmergedRows) {
foreach ($rows as $rowKey => $row) {
yield $this->fillCells($row);
if (isset($unmergedRows[$rowKey])) {
foreach ($unmergedRows[$rowKey] as $row) {
yield $row;
}
}
}
});
}
private function calculateRowCount(): int
{
$numberOfRows = \count(iterator_to_array($this->buildTableRows(array_merge($this->headers, array(new TableSeparator()), $this->rows))));
if ($this->headers) {
++$numberOfRows; // Add row for header separator
}
++$numberOfRows; // Add row for footer separator
return $numberOfRows;
}
/**
* fill rows that contains rowspan > 1.
*
* @throws InvalidArgumentException
*/
private function fillNextRows(array $rows, int $line): array
{
$unmergedRows = array();
foreach ($rows[$line] as $column => $cell) {
if (null !== $cell && !$cell instanceof TableCell && !is_scalar($cell) && !(\is_object($cell) && method_exists($cell, '__toString'))) {
throw new InvalidArgumentException(sprintf('A cell must be a TableCell, a scalar or an object implementing __toString, %s given.', \gettype($cell)));
}
if ($cell instanceof TableCell && $cell->getRowspan() > 1) {
$nbLines = $cell->getRowspan() - 1;
$lines = array($cell);
if (strstr($cell, "\n")) {
$lines = explode("\n", str_replace("\n", "<fg=default;bg=default>\n</>", $cell));
$nbLines = \count($lines) > $nbLines ? substr_count($cell, "\n") : $nbLines;
$rows[$line][$column] = new TableCell($lines[0], array('colspan' => $cell->getColspan()));
unset($lines[0]);
}
// create a two dimensional array (rowspan x colspan)
$unmergedRows = array_replace_recursive(array_fill($line + 1, $nbLines, array()), $unmergedRows);
foreach ($unmergedRows as $unmergedRowKey => $unmergedRow) {
$value = isset($lines[$unmergedRowKey - $line]) ? $lines[$unmergedRowKey - $line] : '';
$unmergedRows[$unmergedRowKey][$column] = new TableCell($value, array('colspan' => $cell->getColspan()));
if ($nbLines === $unmergedRowKey - $line) {
break;
}
}
}
}
foreach ($unmergedRows as $unmergedRowKey => $unmergedRow) {
// we need to know if $unmergedRow will be merged or inserted into $rows
if (isset($rows[$unmergedRowKey]) && \is_array($rows[$unmergedRowKey]) && ($this->getNumberOfColumns($rows[$unmergedRowKey]) + $this->getNumberOfColumns($unmergedRows[$unmergedRowKey]) <= $this->numberOfColumns)) {
foreach ($unmergedRow as $cellKey => $cell) {
// insert cell into row at cellKey position
array_splice($rows[$unmergedRowKey], $cellKey, 0, array($cell));
}
} else {
$row = $this->copyRow($rows, $unmergedRowKey - 1);
foreach ($unmergedRow as $column => $cell) {
if (!empty($cell)) {
$row[$column] = $unmergedRow[$column];
}
}
array_splice($rows, $unmergedRowKey, 0, array($row));
}
}
return $rows;
}
/**
* fill cells for a row that contains colspan > 1.
*/
private function fillCells($row)
{
$newRow = array();
foreach ($row as $column => $cell) {
$newRow[] = $cell;
if ($cell instanceof TableCell && $cell->getColspan() > 1) {
foreach (range($column + 1, $column + $cell->getColspan() - 1) as $position) {
// insert empty value at column position
$newRow[] = '';
}
}
}
return $newRow ?: $row;
}
private function copyRow(array $rows, int $line): array
{
$row = $rows[$line];
foreach ($row as $cellKey => $cellValue) {
$row[$cellKey] = '';
if ($cellValue instanceof TableCell) {
$row[$cellKey] = new TableCell('', array('colspan' => $cellValue->getColspan()));
}
}
return $row;
}
/**
* Gets number of columns by row.
*/
private function getNumberOfColumns(array $row): int
{
$columns = \count($row);
foreach ($row as $column) {
$columns += $column instanceof TableCell ? ($column->getColspan() - 1) : 0;
}
return $columns;
}
/**
* Gets list of columns for the given row.
*/
private function getRowColumns(array $row): array
{
$columns = range(0, $this->numberOfColumns - 1);
foreach ($row as $cellKey => $cell) {
if ($cell instanceof TableCell && $cell->getColspan() > 1) {
// exclude grouped columns.
$columns = array_diff($columns, range($cellKey + 1, $cellKey + $cell->getColspan() - 1));
}
}
return $columns;
}
/**
* Calculates columns widths.
*/
private function calculateColumnsWidth(iterable $rows)
{
for ($column = 0; $column < $this->numberOfColumns; ++$column) {
$lengths = array();
foreach ($rows as $row) {
if ($row instanceof TableSeparator) {
continue;
}
foreach ($row as $i => $cell) {
if ($cell instanceof TableCell) {
$textContent = Helper::removeDecoration($this->output->getFormatter(), $cell);
$textLength = Helper::strlen($textContent);
if ($textLength > 0) {
$contentColumns = str_split($textContent, ceil($textLength / $cell->getColspan()));
foreach ($contentColumns as $position => $content) {
$row[$i + $position] = $content;
}
}
}
}
$lengths[] = $this->getCellWidth($row, $column);
}
$this->effectiveColumnWidths[$column] = max($lengths) + \strlen($this->style->getCellRowContentFormat()) - 2;
}
}
private function getColumnSeparatorWidth(): int
{
return \strlen(sprintf($this->style->getBorderFormat(), $this->style->getBorderChars()[3]));
}
private function getCellWidth(array $row, int $column): int
{
$cellWidth = 0;
if (isset($row[$column])) {
$cell = $row[$column];
$cellWidth = Helper::strlenWithoutDecoration($this->output->getFormatter(), $cell);
}
$columnWidth = isset($this->columnWidths[$column]) ? $this->columnWidths[$column] : 0;
return max($cellWidth, $columnWidth);
}
/**
* Called after rendering to cleanup cache data.
*/
private function cleanup()
{
$this->effectiveColumnWidths = array();
$this->numberOfColumns = null;
}
private static function initStyles()
{
$borderless = new TableStyle();
$borderless
->setHorizontalBorderChars('=')
->setVerticalBorderChars(' ')
->setDefaultCrossingChar(' ')
;
$compact = new TableStyle();
$compact
->setHorizontalBorderChars('')
->setVerticalBorderChars(' ')
->setDefaultCrossingChar('')
->setCellRowContentFormat('%s')
;
$styleGuide = new TableStyle();
$styleGuide
->setHorizontalBorderChars('-')
->setVerticalBorderChars(' ')
->setDefaultCrossingChar(' ')
->setCellHeaderFormat('%s')
;
$box = (new TableStyle())
->setHorizontalBorderChars('─')
->setVerticalBorderChars('│')
->setCrossingChars('┼', '┌', '┬', 'â”', '┤', '┘', 'â”´', 'â””', '├')
;
$boxDouble = (new TableStyle())
->setHorizontalBorderChars('â•', '─')
->setVerticalBorderChars('║', '│')
->setCrossingChars('┼', 'â•”', '╤', 'â•—', 'â•¢', 'â•', '╧', 'â•š', 'â•Ÿ', 'â• ', '╪', 'â•£')
;
return array(
'default' => new TableStyle(),
'borderless' => $borderless,
'compact' => $compact,
'symfony-style-guide' => $styleGuide,
'box' => $box,
'box-double' => $boxDouble,
);
}
private function resolveStyle($name)
{
if ($name instanceof TableStyle) {
return $name;
}
if (isset(self::$styles[$name])) {
return self::$styles[$name];
}
throw new InvalidArgumentException(sprintf('Style "%s" is not defined.', $name));
}
}