Proyectos de Subversion Moodle

<?php

namespace PhpOffice\PhpSpreadsheet\Reader\Ods;

use DOMDocument;

use PhpOffice\PhpSpreadsheet\Worksheet\PageSetup;

use PhpOffice\PhpSpreadsheet\Worksheet\Worksheet;

class PageSettings

{

    private string $officeNs = '';

    private string $stylesNs = '';

    private string $stylesFo = '';

    private string $tableNs = '';

    /**

     * @var string[]

     */

    private array $tableStylesCrossReference = [];

    private array $pageLayoutStyles = [];

    /**

     * @var string[]

     */

    private array $masterStylesCrossReference = [];

    /**

     * @var string[]

     */

    private array $masterPrintStylesCrossReference = [];

    public function __construct(DOMDocument $styleDom)

    {

        $this->setDomNameSpaces($styleDom);

        $this->readPageSettingStyles($styleDom);

        $this->readStyleMasterLookup($styleDom);

    }

    private function setDomNameSpaces(DOMDocument $styleDom): void

    {

        $this->officeNs = (string) $styleDom->lookupNamespaceUri('office');

        $this->stylesNs = (string) $styleDom->lookupNamespaceUri('style');

        $this->stylesFo = (string) $styleDom->lookupNamespaceUri('fo');

        $this->tableNs = (string) $styleDom->lookupNamespaceUri('table');

    }

    private function readPageSettingStyles(DOMDocument $styleDom): void

    {

        $item0 = $styleDom->getElementsByTagNameNS($this->officeNs, 'automatic-styles')->item(0);

        $styles = ($item0 === null) ? [] : $item0->getElementsByTagNameNS($this->stylesNs, 'page-layout');

        foreach ($styles as $styleSet) {

            $styleName = $styleSet->getAttributeNS($this->stylesNs, 'name');

            $pageLayoutProperties = $styleSet->getElementsByTagNameNS($this->stylesNs, 'page-layout-properties')->item(0);

            $styleOrientation = $pageLayoutProperties?->getAttributeNS($this->stylesNs, 'print-orientation');

            $styleScale = $pageLayoutProperties?->getAttributeNS($this->stylesNs, 'scale-to');

            $stylePrintOrder = $pageLayoutProperties?->getAttributeNS($this->stylesNs, 'print-page-order');

            $centered = $pageLayoutProperties?->getAttributeNS($this->stylesNs, 'table-centering');

            $marginLeft = $pageLayoutProperties?->getAttributeNS($this->stylesFo, 'margin-left');

            $marginRight = $pageLayoutProperties?->getAttributeNS($this->stylesFo, 'margin-right');

            $marginTop = $pageLayoutProperties?->getAttributeNS($this->stylesFo, 'margin-top');

            $marginBottom = $pageLayoutProperties?->getAttributeNS($this->stylesFo, 'margin-bottom');

            $header = $styleSet->getElementsByTagNameNS($this->stylesNs, 'header-style')->item(0);

            $headerProperties = $header?->getElementsByTagNameNS($this->stylesNs, 'header-footer-properties')?->item(0);

            $marginHeader = $headerProperties?->getAttributeNS($this->stylesFo, 'min-height');

            $footer = $styleSet->getElementsByTagNameNS($this->stylesNs, 'footer-style')->item(0);

            $footerProperties = $footer?->getElementsByTagNameNS($this->stylesNs, 'header-footer-properties')?->item(0);

            $marginFooter = $footerProperties?->getAttributeNS($this->stylesFo, 'min-height');

            $this->pageLayoutStyles[$styleName] = (object) [

                'orientation' => $styleOrientation ?: PageSetup::ORIENTATION_DEFAULT,

                'scale' => $styleScale ?: 100,

                'printOrder' => $stylePrintOrder,

                'horizontalCentered' => $centered === 'horizontal' || $centered === 'both',

                'verticalCentered' => $centered === 'vertical' || $centered === 'both',

                // margin size is already stored in inches, so no UOM conversion is required

                'marginLeft' => (float) ($marginLeft ?? 0.7),

                'marginRight' => (float) ($marginRight ?? 0.7),

                'marginTop' => (float) ($marginTop ?? 0.3),

                'marginBottom' => (float) ($marginBottom ?? 0.3),

                'marginHeader' => (float) ($marginHeader ?? 0.45),

                'marginFooter' => (float) ($marginFooter ?? 0.45),

            ];

        }

    }

    private function readStyleMasterLookup(DOMDocument $styleDom): void

    {

        $item0 = $styleDom->getElementsByTagNameNS($this->officeNs, 'master-styles')->item(0);

        $styleMasterLookup = ($item0 === null) ? [] : $item0->getElementsByTagNameNS($this->stylesNs, 'master-page');

        foreach ($styleMasterLookup as $styleMasterSet) {

            $styleMasterName = $styleMasterSet->getAttributeNS($this->stylesNs, 'name');

            $pageLayoutName = $styleMasterSet->getAttributeNS($this->stylesNs, 'page-layout-name');

            $this->masterPrintStylesCrossReference[$styleMasterName] = $pageLayoutName;

        }

    }

    public function readStyleCrossReferences(DOMDocument $contentDom): void

    {

        $item0 = $contentDom->getElementsByTagNameNS($this->officeNs, 'automatic-styles')->item(0);

        $styleXReferences = ($item0 === null) ? [] : $item0->getElementsByTagNameNS($this->stylesNs, 'style');

        foreach ($styleXReferences as $styleXreferenceSet) {

            $styleXRefName = $styleXreferenceSet->getAttributeNS($this->stylesNs, 'name');

            $stylePageLayoutName = $styleXreferenceSet->getAttributeNS($this->stylesNs, 'master-page-name');

            $styleFamilyName = $styleXreferenceSet->getAttributeNS($this->stylesNs, 'family');

            if (!empty($styleFamilyName) && $styleFamilyName === 'table') {

                $styleVisibility = 'true';

                foreach ($styleXreferenceSet->getElementsByTagNameNS($this->stylesNs, 'table-properties') as $tableProperties) {

                    $styleVisibility = $tableProperties->getAttributeNS($this->tableNs, 'display');

                }

                $this->tableStylesCrossReference[$styleXRefName] = $styleVisibility;

            }

            if (!empty($stylePageLayoutName)) {

                $this->masterStylesCrossReference[$styleXRefName] = $stylePageLayoutName;

            }

        }

    }

    public function setVisibilityForWorksheet(Worksheet $worksheet, string $styleName): void

    {

        if (!array_key_exists($styleName, $this->tableStylesCrossReference)) {

            return;

        }

        $worksheet->setSheetState(

            $this->tableStylesCrossReference[$styleName] === 'false'

                ? Worksheet::SHEETSTATE_HIDDEN

                : Worksheet::SHEETSTATE_VISIBLE

        );

    }

    public function setPrintSettingsForWorksheet(Worksheet $worksheet, string $styleName): void

    {

        if (!array_key_exists($styleName, $this->masterStylesCrossReference)) {

            return;

        }

        $masterStyleName = $this->masterStylesCrossReference[$styleName];

        if (!array_key_exists($masterStyleName, $this->masterPrintStylesCrossReference)) {

            return;

        }

        $printSettingsIndex = $this->masterPrintStylesCrossReference[$masterStyleName];

        if (!array_key_exists($printSettingsIndex, $this->pageLayoutStyles)) {

            return;

        }

        $printSettings = $this->pageLayoutStyles[$printSettingsIndex];

        $worksheet->getPageSetup()

            ->setOrientation($printSettings->orientation ?? PageSetup::ORIENTATION_DEFAULT)

            ->setPageOrder($printSettings->printOrder === 'ltr' ? PageSetup::PAGEORDER_OVER_THEN_DOWN : PageSetup::PAGEORDER_DOWN_THEN_OVER)

            ->setScale((int) trim($printSettings->scale, '%'))

            ->setHorizontalCentered($printSettings->horizontalCentered)

            ->setVerticalCentered($printSettings->verticalCentered);

        $worksheet->getPageMargins()

            ->setLeft($printSettings->marginLeft)

            ->setRight($printSettings->marginRight)

            ->setTop($printSettings->marginTop)

            ->setBottom($printSettings->marginBottom)

            ->setHeader($printSettings->marginHeader)

            ->setFooter($printSettings->marginFooter);

    }

}