/home/kueuepay/www/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Reader/Gnumeric/Styles.php
<?php

namespace PhpOffice\PhpSpreadsheet\Reader\Gnumeric;

use PhpOffice\PhpSpreadsheet\Cell\Coordinate;
use PhpOffice\PhpSpreadsheet\Shared\Date;
use PhpOffice\PhpSpreadsheet\Spreadsheet;
use PhpOffice\PhpSpreadsheet\Style\Alignment;
use PhpOffice\PhpSpreadsheet\Style\Border;
use PhpOffice\PhpSpreadsheet\Style\Borders;
use PhpOffice\PhpSpreadsheet\Style\Fill;
use PhpOffice\PhpSpreadsheet\Style\Font;
use SimpleXMLElement;

class Styles
{
    /**
     * @var Spreadsheet
     */
    private $spreadsheet;

    /**
     * @var bool
     */
    protected $readDataOnly = false;

    /** @var array */
    public static $mappings = [
        'borderStyle' => [
            '0' => Border::BORDER_NONE,
            '1' => Border::BORDER_THIN,
            '2' => Border::BORDER_MEDIUM,
            '3' => Border::BORDER_SLANTDASHDOT,
            '4' => Border::BORDER_DASHED,
            '5' => Border::BORDER_THICK,
            '6' => Border::BORDER_DOUBLE,
            '7' => Border::BORDER_DOTTED,
            '8' => Border::BORDER_MEDIUMDASHED,
            '9' => Border::BORDER_DASHDOT,
            '10' => Border::BORDER_MEDIUMDASHDOT,
            '11' => Border::BORDER_DASHDOTDOT,
            '12' => Border::BORDER_MEDIUMDASHDOTDOT,
            '13' => Border::BORDER_MEDIUMDASHDOTDOT,
        ],
        'fillType' => [
            '1' => Fill::FILL_SOLID,
            '2' => Fill::FILL_PATTERN_DARKGRAY,
            '3' => Fill::FILL_PATTERN_MEDIUMGRAY,
            '4' => Fill::FILL_PATTERN_LIGHTGRAY,
            '5' => Fill::FILL_PATTERN_GRAY125,
            '6' => Fill::FILL_PATTERN_GRAY0625,
            '7' => Fill::FILL_PATTERN_DARKHORIZONTAL, // horizontal stripe
            '8' => Fill::FILL_PATTERN_DARKVERTICAL, // vertical stripe
            '9' => Fill::FILL_PATTERN_DARKDOWN, // diagonal stripe
            '10' => Fill::FILL_PATTERN_DARKUP, // reverse diagonal stripe
            '11' => Fill::FILL_PATTERN_DARKGRID, // diagoanl crosshatch
            '12' => Fill::FILL_PATTERN_DARKTRELLIS, // thick diagonal crosshatch
            '13' => Fill::FILL_PATTERN_LIGHTHORIZONTAL,
            '14' => Fill::FILL_PATTERN_LIGHTVERTICAL,
            '15' => Fill::FILL_PATTERN_LIGHTUP,
            '16' => Fill::FILL_PATTERN_LIGHTDOWN,
            '17' => Fill::FILL_PATTERN_LIGHTGRID, // thin horizontal crosshatch
            '18' => Fill::FILL_PATTERN_LIGHTTRELLIS, // thin diagonal crosshatch
        ],
        'horizontal' => [
            '1' => Alignment::HORIZONTAL_GENERAL,
            '2' => Alignment::HORIZONTAL_LEFT,
            '4' => Alignment::HORIZONTAL_RIGHT,
            '8' => Alignment::HORIZONTAL_CENTER,
            '16' => Alignment::HORIZONTAL_CENTER_CONTINUOUS,
            '32' => Alignment::HORIZONTAL_JUSTIFY,
            '64' => Alignment::HORIZONTAL_CENTER_CONTINUOUS,
        ],
        'underline' => [
            '1' => Font::UNDERLINE_SINGLE,
            '2' => Font::UNDERLINE_DOUBLE,
            '3' => Font::UNDERLINE_SINGLEACCOUNTING,
            '4' => Font::UNDERLINE_DOUBLEACCOUNTING,
        ],
        'vertical' => [
            '1' => Alignment::VERTICAL_TOP,
            '2' => Alignment::VERTICAL_BOTTOM,
            '4' => Alignment::VERTICAL_CENTER,
            '8' => Alignment::VERTICAL_JUSTIFY,
        ],
    ];

    public function __construct(Spreadsheet $spreadsheet, bool $readDataOnly)
    {
        $this->spreadsheet = $spreadsheet;
        $this->readDataOnly = $readDataOnly;
    }

    public function read(SimpleXMLElement $sheet, int $maxRow, int $maxCol): void
    {
        if ($sheet->Styles->StyleRegion !== null) {
            $this->readStyles($sheet->Styles->StyleRegion, $maxRow, $maxCol);
        }
    }

    private function readStyles(SimpleXMLElement $styleRegion, int $maxRow, int $maxCol): void
    {
        foreach ($styleRegion as $style) {
            /** @scrutinizer ignore-call */
            $styleAttributes = $style->attributes();
            if ($styleAttributes !== null && ($styleAttributes['startRow'] <= $maxRow) && ($styleAttributes['startCol'] <= $maxCol)) {
                $cellRange = $this->readStyleRange($styleAttributes, $maxCol, $maxRow);

                $styleAttributes = $style->Style->attributes();

                $styleArray = [];
                // We still set the number format mask for date/time values, even if readDataOnly is true
                //    so that we can identify whether a float is a float or a date value
                $formatCode = $styleAttributes ? (string) $styleAttributes['Format'] : null;
                if ($formatCode && Date::isDateTimeFormatCode($formatCode)) {
                    $styleArray['numberFormat']['formatCode'] = $formatCode;
                }
                if ($this->readDataOnly === false && $styleAttributes !== null) {
                    //    If readDataOnly is false, we set all formatting information
                    $styleArray['numberFormat']['formatCode'] = $formatCode;
                    $styleArray = $this->readStyle($styleArray, $styleAttributes, /** @scrutinizer ignore-type */ $style);
                }
                $this->spreadsheet->getActiveSheet()->getStyle($cellRange)->applyFromArray($styleArray);
            }
        }
    }

    private function addBorderDiagonal(SimpleXMLElement $srssb, array &$styleArray): void
    {
        if (isset($srssb->Diagonal, $srssb->{'Rev-Diagonal'})) {
            $styleArray['borders']['diagonal'] = self::parseBorderAttributes($srssb->Diagonal->attributes());
            $styleArray['borders']['diagonalDirection'] = Borders::DIAGONAL_BOTH;
        } elseif (isset($srssb->Diagonal)) {
            $styleArray['borders']['diagonal'] = self::parseBorderAttributes($srssb->Diagonal->attributes());
            $styleArray['borders']['diagonalDirection'] = Borders::DIAGONAL_UP;
        } elseif (isset($srssb->{'Rev-Diagonal'})) {
            $styleArray['borders']['diagonal'] = self::parseBorderAttributes($srssb->{'Rev-Diagonal'}->attributes());
            $styleArray['borders']['diagonalDirection'] = Borders::DIAGONAL_DOWN;
        }
    }

    private function addBorderStyle(SimpleXMLElement $srssb, array &$styleArray, string $direction): void
    {
        $ucDirection = ucfirst($direction);
        if (isset($srssb->$ucDirection)) {
            $styleArray['borders'][$direction] = self::parseBorderAttributes($srssb->$ucDirection->attributes());
        }
    }

    private function calcRotation(SimpleXMLElement $styleAttributes): int
    {
        $rotation = (int) $styleAttributes->Rotation;
        if ($rotation >= 270 && $rotation <= 360) {
            $rotation -= 360;
        }
        $rotation = (abs($rotation) > 90) ? 0 : $rotation;

        return $rotation;
    }

    private static function addStyle(array &$styleArray, string $key, string $value): void
    {
        if (array_key_exists($value, self::$mappings[$key])) {
            $styleArray[$key] = self::$mappings[$key][$value];
        }
    }

    private static function addStyle2(array &$styleArray, string $key1, string $key, string $value): void
    {
        if (array_key_exists($value, self::$mappings[$key])) {
            $styleArray[$key1][$key] = self::$mappings[$key][$value];
        }
    }

    private static function parseBorderAttributes(?SimpleXMLElement $borderAttributes): array
    {
        $styleArray = [];
        if ($borderAttributes !== null) {
            if (isset($borderAttributes['Color'])) {
                $styleArray['color']['rgb'] = self::parseGnumericColour($borderAttributes['Color']);
            }

            self::addStyle($styleArray, 'borderStyle', (string) $borderAttributes['Style']);
        }

        return $styleArray;
    }

    private static function parseGnumericColour(string $gnmColour): string
    {
        [$gnmR, $gnmG, $gnmB] = explode(':', $gnmColour);
        $gnmR = substr(str_pad($gnmR, 4, '0', STR_PAD_RIGHT), 0, 2);
        $gnmG = substr(str_pad($gnmG, 4, '0', STR_PAD_RIGHT), 0, 2);
        $gnmB = substr(str_pad($gnmB, 4, '0', STR_PAD_RIGHT), 0, 2);

        return $gnmR . $gnmG . $gnmB;
    }

    private function addColors(array &$styleArray, SimpleXMLElement $styleAttributes): void
    {
        $RGB = self::parseGnumericColour((string) $styleAttributes['Fore']);
        $styleArray['font']['color']['rgb'] = $RGB;
        $RGB = self::parseGnumericColour((string) $styleAttributes['Back']);
        $shade = (string) $styleAttributes['Shade'];
        if (($RGB !== '000000') || ($shade !== '0')) {
            $RGB2 = self::parseGnumericColour((string) $styleAttributes['PatternColor']);
            if ($shade === '1') {
                $styleArray['fill']['startColor']['rgb'] = $RGB;
                $styleArray['fill']['endColor']['rgb'] = $RGB2;
            } else {
                $styleArray['fill']['endColor']['rgb'] = $RGB;
                $styleArray['fill']['startColor']['rgb'] = $RGB2;
            }
            self::addStyle2($styleArray, 'fill', 'fillType', $shade);
        }
    }

    private function readStyleRange(SimpleXMLElement $styleAttributes, int $maxCol, int $maxRow): string
    {
        $startColumn = Coordinate::stringFromColumnIndex((int) $styleAttributes['startCol'] + 1);
        $startRow = $styleAttributes['startRow'] + 1;

        $endColumn = ($styleAttributes['endCol'] > $maxCol) ? $maxCol : (int) $styleAttributes['endCol'];
        $endColumn = Coordinate::stringFromColumnIndex($endColumn + 1);

        $endRow = 1 + (($styleAttributes['endRow'] > $maxRow) ? $maxRow : (int) $styleAttributes['endRow']);
        $cellRange = $startColumn . $startRow . ':' . $endColumn . $endRow;

        return $cellRange;
    }

    private function readStyle(array $styleArray, SimpleXMLElement $styleAttributes, SimpleXMLElement $style): array
    {
        self::addStyle2($styleArray, 'alignment', 'horizontal', (string) $styleAttributes['HAlign']);
        self::addStyle2($styleArray, 'alignment', 'vertical', (string) $styleAttributes['VAlign']);
        $styleArray['alignment']['wrapText'] = $styleAttributes['WrapText'] == '1';
        $styleArray['alignment']['textRotation'] = $this->calcRotation($styleAttributes);
        $styleArray['alignment']['shrinkToFit'] = $styleAttributes['ShrinkToFit'] == '1';
        $styleArray['alignment']['indent'] = ((int) ($styleAttributes['Indent']) > 0) ? $styleAttributes['indent'] : 0;

        $this->addColors($styleArray, $styleAttributes);

        $fontAttributes = $style->Style->Font->attributes();
        if ($fontAttributes !== null) {
            $styleArray['font']['name'] = (string) $style->Style->Font;
            $styleArray['font']['size'] = (int) ($fontAttributes['Unit']);
            $styleArray['font']['bold'] = $fontAttributes['Bold'] == '1';
            $styleArray['font']['italic'] = $fontAttributes['Italic'] == '1';
            $styleArray['font']['strikethrough'] = $fontAttributes['StrikeThrough'] == '1';
            self::addStyle2($styleArray, 'font', 'underline', (string) $fontAttributes['Underline']);

            switch ($fontAttributes['Script']) {
                case '1':
                    $styleArray['font']['superscript'] = true;

                    break;
                case '-1':
                    $styleArray['font']['subscript'] = true;

                    break;
            }
        }

        if (isset($style->Style->StyleBorder)) {
            $srssb = $style->Style->StyleBorder;
            $this->addBorderStyle($srssb, $styleArray, 'top');
            $this->addBorderStyle($srssb, $styleArray, 'bottom');
            $this->addBorderStyle($srssb, $styleArray, 'left');
            $this->addBorderStyle($srssb, $styleArray, 'right');
            $this->addBorderDiagonal($srssb, $styleArray);
        }
        //    TO DO
        /*
        if (isset($style->Style->HyperLink)) {
            $hyperlink = $style->Style->HyperLink->attributes();
        }
        */

        return $styleArray;
    }
}
Best Practice

Best Practices

To ensure a smooth integration process and optimal performance, follow these best practices:

  1. Use secure HTTPS connections for all API requests.
  2. Implement robust error handling to handle potential issues gracefully.
  3. Regularly update your integration to stay current with any API changes or enhancements.