Proyectos de Subversion Moodle

<?php

namespace PhpOffice\PhpSpreadsheet\Helper;

class TextGrid

{

    private bool $isCli;

    protected array $matrix;

    protected array $rows;

    protected array $columns;

    private string $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 ? '' : '<pre>';

        if (!empty($this->rows)) {

            $maxRow = max($this->rows);

            $maxRowLength = mb_strlen((string) $maxRow) + 1;

            $columnWidths = $this->getColumnWidths();

            $this->renderColumnHeader($maxRowLength, $columnWidths);

            $this->renderRows($maxRowLength, $columnWidths);

            $this->renderFooter($maxRowLength, $columnWidths);

        }

        $this->gridDisplay .= $this->isCli ? '' : '</pre>';

        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) {

            $displayCell = ($this->isCli) ? (string) $cell : htmlentities((string) $cell);

            $this->gridDisplay .= '| ';

            $this->gridDisplay .= $displayCell . str_repeat(' ', $columnWidths[$column] - mb_strlen($cell ?? '') + 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, mb_strlen($columnValue));

            } elseif (is_bool($columnValue)) {

                $columnWidth = max($columnWidth, mb_strlen($columnValue ? 'TRUE' : 'FALSE'));

            }

            $columnWidth = max($columnWidth, mb_strlen((string) $columnWidth));

        }

        return $columnWidth;

    }

}