Viewing file:  TextGrid.php (4.04 KB) -rw-r--r--
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<?php
namespace PhpOffice\PhpSpreadsheet\Helper;
class TextGrid
{
/**
* @var bool
*/
private $isCli = true;
/**
* @var array
*/
protected $matrix;
/**
* @var array
*/
protected $rows;
/**
* @var array
*/
protected $columns;
/**
* @var string
*/
private $gridDisplay;
public function __construct(array $matrix, bool $isCli = true)
{
$this->rows = array_keys($matrix);
$this->columns = array_keys($matrix[$this->rows[0]]);
$matrix = array_values($matrix);
array_walk(
$matrix,
function (&$row): void {
$row = array_values($row);
}
);
$this->matrix = $matrix;
$this->isCli = $isCli;
}
public function render(): string
{
$this->gridDisplay = $this->isCli ? '' : '<code>';
$maxRow = max($this->rows);
$maxRowLength = strlen((string) $maxRow) + 1;
$columnWidths = $this->getColumnWidths();
$this->renderColumnHeader($maxRowLength, $columnWidths);
$this->renderRows($maxRowLength, $columnWidths);
$this->renderFooter($maxRowLength, $columnWidths);
$this->gridDisplay .= $this->isCli ? '' : '</code>';
return $this->gridDisplay;
}
private function renderRows(int $maxRowLength, array $columnWidths): void
{
foreach ($this->matrix as $row => $rowData) {
$this->gridDisplay .= '|' . str_pad((string) $this->rows[$row], $maxRowLength, ' ', STR_PAD_LEFT) . ' ';
$this->renderCells($rowData, $columnWidths);
$this->gridDisplay .= '|' . PHP_EOL;
}
}
private function renderCells(array $rowData, array $columnWidths): void
{
foreach ($rowData as $column => $cell) {
$cell = ($this->isCli) ? (string) $cell : htmlentities((string) $cell);
$this->gridDisplay .= '| ';
$this->gridDisplay .= str_pad($cell, $columnWidths[$column] + 1, ' ');
}
}
private function renderColumnHeader(int $maxRowLength, array $columnWidths): void
{
$this->gridDisplay .= str_repeat(' ', $maxRowLength + 2);
foreach ($this->columns as $column => $reference) {
$this->gridDisplay .= '+-' . str_repeat('-', $columnWidths[$column] + 1);
}
$this->gridDisplay .= '+' . PHP_EOL;
$this->gridDisplay .= str_repeat(' ', $maxRowLength + 2);
foreach ($this->columns as $column => $reference) {
$this->gridDisplay .= '| ' . str_pad((string) $reference, $columnWidths[$column] + 1, ' ');
}
$this->gridDisplay .= '|' . PHP_EOL;
$this->renderFooter($maxRowLength, $columnWidths);
}
private function renderFooter(int $maxRowLength, array $columnWidths): void
{
$this->gridDisplay .= '+' . str_repeat('-', $maxRowLength + 1);
foreach ($this->columns as $column => $reference) {
$this->gridDisplay .= '+-';
$this->gridDisplay .= str_pad((string) '', $columnWidths[$column] + 1, '-');
}
$this->gridDisplay .= '+' . PHP_EOL;
}
private function getColumnWidths(): array
{
$columnCount = count($this->matrix, COUNT_RECURSIVE) / count($this->matrix);
$columnWidths = [];
for ($column = 0; $column < $columnCount; ++$column) {
$columnWidths[] = $this->getColumnWidth(array_column($this->matrix, $column));
}
return $columnWidths;
}
private function getColumnWidth(array $columnData): int
{
$columnWidth = 0;
$columnData = array_values($columnData);
foreach ($columnData as $columnValue) {
if (is_string($columnValue)) {
$columnWidth = max($columnWidth, strlen($columnValue));
} elseif (is_bool($columnValue)) {
$columnWidth = max($columnWidth, strlen($columnValue ? 'TRUE' : 'FALSE'));
}
$columnWidth = max($columnWidth, strlen((string) $columnWidth));
}
return $columnWidth;
}
}
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