<?php
namespace PhpOffice\PhpSpreadsheet\Reader\Xlsx;
use PhpOffice\PhpSpreadsheet\Style\Alignment;
use PhpOffice\PhpSpreadsheet\Style\Border;
use PhpOffice\PhpSpreadsheet\Style\Borders;
use PhpOffice\PhpSpreadsheet\Style\Color;
use PhpOffice\PhpSpreadsheet\Style\Fill;
use PhpOffice\PhpSpreadsheet\Style\Font;
use PhpOffice\PhpSpreadsheet\Style\NumberFormat;
use PhpOffice\PhpSpreadsheet\Style\Protection;
use PhpOffice\PhpSpreadsheet\Style\Style;
use SimpleXMLElement;
class Styles extends BaseParserClass
{
/**
* Theme instance.
*
* @var Theme
*/
private static $theme = null;
private $styles = [];
private $cellStyles = [];
private $styleXml;
public function __construct(SimpleXMLElement $styleXml)
{
$this->styleXml = $styleXml;
}
public function setStyleBaseData(?Theme $theme = null, $styles = [], $cellStyles = []): void
{
self::$theme = $theme;
$this->styles = $styles;
$this->cellStyles = $cellStyles;
}
private static function readFontStyle(Font $fontStyle, SimpleXMLElement $fontStyleXml): void
{
$fontStyle->setName((string) $fontStyleXml->name['val']);
$fontStyle->setSize((float) $fontStyleXml->sz['val']);
if (isset($fontStyleXml->b)) {
$fontStyle->setBold(!isset($fontStyleXml->b['val']) || self::boolean((string) $fontStyleXml->b['val']));
}
if (isset($fontStyleXml->i)) {
$fontStyle->setItalic(!isset($fontStyleXml->i['val']) || self::boolean((string) $fontStyleXml->i['val']));
}
if (isset($fontStyleXml->strike)) {
$fontStyle->setStrikethrough(!isset($fontStyleXml->strike['val']) || self::boolean((string) $fontStyleXml->strike['val']));
}
$fontStyle->getColor()->setARGB(self::readColor($fontStyleXml->color));
if (isset($fontStyleXml->u) && !isset($fontStyleXml->u['val'])) {
$fontStyle->setUnderline(Font::UNDERLINE_SINGLE);
} elseif (isset($fontStyleXml->u, $fontStyleXml->u['val'])) {
$fontStyle->setUnderline((string) $fontStyleXml->u['val']);
}
if (isset($fontStyleXml->vertAlign, $fontStyleXml->vertAlign['val'])) {
$verticalAlign = strtolower((string) $fontStyleXml->vertAlign['val']);
if ($verticalAlign === 'superscript') {
$fontStyle->setSuperscript(true);
}
if ($verticalAlign === 'subscript') {
$fontStyle->setSubscript(true);
}
}
}
private static function readNumberFormat(NumberFormat $numfmtStyle, SimpleXMLElement $numfmtStyleXml): void
{
if ($numfmtStyleXml->count() === 0) {
return;
}
$numfmt = $numfmtStyleXml->attributes();
if ($numfmt->count() > 0 && isset($numfmt['formatCode'])) {
$numfmtStyle->setFormatCode((string) $numfmt['formatCode']);
}
}
private static function readFillStyle(Fill $fillStyle, SimpleXMLElement $fillStyleXml): void
{
if ($fillStyleXml->gradientFill) {
/** @var SimpleXMLElement $gradientFill */
$gradientFill = $fillStyleXml->gradientFill[0];
if (!empty($gradientFill['type'])) {
$fillStyle->setFillType((string) $gradientFill['type']);
}
$fillStyle->setRotation((float) ($gradientFill['degree']));
$gradientFill->registerXPathNamespace('sml', 'http://schemas.openxmlformats.org/spreadsheetml/2006/main');
$fillStyle->getStartColor()->setARGB(self::readColor(self::getArrayItem($gradientFill->xpath('sml:stop[@position=0]'))->color));
$fillStyle->getEndColor()->setARGB(self::readColor(self::getArrayItem($gradientFill->xpath('sml:stop[@position=1]'))->color));
} elseif ($fillStyleXml->patternFill) {
$patternType = (string) $fillStyleXml->patternFill['patternType'] != '' ? (string) $fillStyleXml->patternFill['patternType'] : 'solid';
$fillStyle->setFillType($patternType);
if ($fillStyleXml->patternFill->fgColor) {
$fillStyle->getStartColor()->setARGB(self::readColor($fillStyleXml->patternFill->fgColor, true));
} else {
$fillStyle->getStartColor()->setARGB('FF000000');
}
if ($fillStyleXml->patternFill->bgColor) {
$fillStyle->getEndColor()->setARGB(self::readColor($fillStyleXml->patternFill->bgColor, true));
}
}
}
private static function readBorderStyle(Borders $borderStyle, SimpleXMLElement $borderStyleXml): void
{
$diagonalUp = self::boolean((string) $borderStyleXml['diagonalUp']);
$diagonalDown = self::boolean((string) $borderStyleXml['diagonalDown']);
if (!$diagonalUp && !$diagonalDown) {
$borderStyle->setDiagonalDirection(Borders::DIAGONAL_NONE);
} elseif ($diagonalUp && !$diagonalDown) {
$borderStyle->setDiagonalDirection(Borders::DIAGONAL_UP);
} elseif (!$diagonalUp && $diagonalDown) {
$borderStyle->setDiagonalDirection(Borders::DIAGONAL_DOWN);
} else {
$borderStyle->setDiagonalDirection(Borders::DIAGONAL_BOTH);
}
self::readBorder($borderStyle->getLeft(), $borderStyleXml->left);
self::readBorder($borderStyle->getRight(), $borderStyleXml->right);
self::readBorder($borderStyle->getTop(), $borderStyleXml->top);
self::readBorder($borderStyle->getBottom(), $borderStyleXml->bottom);
self::readBorder($borderStyle->getDiagonal(), $borderStyleXml->diagonal);
}
private static function readBorder(Border $border, SimpleXMLElement $borderXml): void
{
if (isset($borderXml['style'])) {
$border->setBorderStyle((string) $borderXml['style']);
}
if (isset($borderXml->color)) {
$border->getColor()->setARGB(self::readColor($borderXml->color));
}
}
private static function readAlignmentStyle(Alignment $alignment, SimpleXMLElement $alignmentXml): void
{
$alignment->setHorizontal((string) $alignmentXml->alignment['horizontal']);
$alignment->setVertical((string) $alignmentXml->alignment['vertical']);
$textRotation = 0;
if ((int) $alignmentXml->alignment['textRotation'] <= 90) {
$textRotation = (int) $alignmentXml->alignment['textRotation'];
} elseif ((int) $alignmentXml->alignment['textRotation'] > 90) {
$textRotation = 90 - (int) $alignmentXml->alignment['textRotation'];
}
$alignment->setTextRotation((int) $textRotation);
$alignment->setWrapText(self::boolean((string) $alignmentXml->alignment['wrapText']));
$alignment->setShrinkToFit(self::boolean((string) $alignmentXml->alignment['shrinkToFit']));
$alignment->setIndent((int) ((string) $alignmentXml->alignment['indent']) > 0 ? (int) ((string) $alignmentXml->alignment['indent']) : 0);
$alignment->setReadOrder((int) ((string) $alignmentXml->alignment['readingOrder']) > 0 ? (int) ((string) $alignmentXml->alignment['readingOrder']) : 0);
}
private function readStyle(Style $docStyle, $style): void
{
if ($style->numFmt instanceof SimpleXMLElement) {
self::readNumberFormat($docStyle->getNumberFormat(), $style->numFmt);
} else {
$docStyle->getNumberFormat()->setFormatCode($style->numFmt);
}
if (isset($style->font)) {
self::readFontStyle($docStyle->getFont(), $style->font);
}
if (isset($style->fill)) {
self::readFillStyle($docStyle->getFill(), $style->fill);
}
if (isset($style->border)) {
self::readBorderStyle($docStyle->getBorders(), $style->border);
}
if (isset($style->alignment->alignment)) {
self::readAlignmentStyle($docStyle->getAlignment(), $style->alignment);
}
// protection
if (isset($style->protection)) {
$this->readProtectionLocked($docStyle, $style);
$this->readProtectionHidden($docStyle, $style);
}
// top-level style settings
if (isset($style->quotePrefix)) {
$docStyle->setQuotePrefix(true);
}
}
private function readProtectionLocked(Style $docStyle, $style): void
{
if (isset($style->protection['locked'])) {
if (self::boolean((string) $style->protection['locked'])) {
$docStyle->getProtection()->setLocked(Protection::PROTECTION_PROTECTED);
} else {
$docStyle->getProtection()->setLocked(Protection::PROTECTION_UNPROTECTED);
}
}
}
private function readProtectionHidden(Style $docStyle, $style): void
{
if (isset($style->protection['hidden'])) {
if (self::boolean((string) $style->protection['hidden'])) {
$docStyle->getProtection()->setHidden(Protection::PROTECTION_PROTECTED);
} else {
$docStyle->getProtection()->setHidden(Protection::PROTECTION_UNPROTECTED);
}
}
}
private static function readColor($color, $background = false)
{
if (isset($color['rgb'])) {
return (string) $color['rgb'];
} elseif (isset($color['indexed'])) {
return Color::indexedColor($color['indexed'] - 7, $background)->getARGB();
} elseif (isset($color['theme'])) {
if (self::$theme !== null) {
$returnColour = self::$theme->getColourByIndex((int) $color['theme']);
if (isset($color['tint'])) {
$tintAdjust = (float) $color['tint'];
$returnColour = Color::changeBrightness($returnColour, $tintAdjust);
}
return 'FF' . $returnColour;
}
}
return ($background) ? 'FFFFFFFF' : 'FF000000';
}
public function dxfs($readDataOnly = false)
{
$dxfs = [];
if (!$readDataOnly && $this->styleXml) {
// Conditional Styles
if ($this->styleXml->dxfs) {
foreach ($this->styleXml->dxfs->dxf as $dxf) {
$style = new Style(false, true);
$this->readStyle($style, $dxf);
$dxfs[] = $style;
}
}
// Cell Styles
if ($this->styleXml->cellStyles) {
foreach ($this->styleXml->cellStyles->cellStyle as $cellStyle) {
if ((int) ($cellStyle['builtinId']) == 0) {
if (isset($this->cellStyles[(int) ($cellStyle['xfId'])])) {
// Set default style
$style = new Style();
$this->readStyle($style, $this->cellStyles[(int) ($cellStyle['xfId'])]);
// normal style, currently not using it for anything
}
}
}
}
}
return $dxfs;
}
public function styles()
{
return $this->styles;
}
private static function getArrayItem($array, $key = 0)
{
return $array[$key] ?? null;
}
}
