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103 lines
3.5 KiB
PHP
103 lines
3.5 KiB
PHP
<?php
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/**
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* This file is part of PHPPresentation - A pure PHP library for reading and writing
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* presentations documents.
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*
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* PHPPresentation is free software distributed under the terms of the GNU Lesser
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* General Public License version 3 as published by the Free Software Foundation.
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*
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* For the full copyright and license information, please read the LICENSE
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* file that was distributed with this source code. For the full list of
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* contributors, visit https://github.com/PHPOffice/PHPPresentation/contributors.
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*
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* @see https://github.com/PHPOffice/PHPPresentation
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*
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* @copyright 2009-2015 PHPPresentation contributors
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* @license http://www.gnu.org/licenses/lgpl.txt LGPL version 3
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*/
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declare(strict_types=1);
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namespace PhpOffice\PhpPresentation\Writer\PowerPoint2007;
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use PhpOffice\Common\Adapter\Zip\ZipInterface;
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use PhpOffice\Common\Drawing as CommonDrawing;
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use PhpOffice\Common\XMLWriter;
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use PhpOffice\PhpPresentation\Shape\Comment;
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use PhpOffice\PhpPresentation\Slide;
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class PptComments extends AbstractDecoratorWriter
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{
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/**
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* @return ZipInterface
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*/
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public function render(): ZipInterface
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{
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foreach ($this->getPresentation()->getAllSlides() as $numSlide => $oSlide) {
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$contentXml = $this->writeSlideComments($oSlide);
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if (empty($contentXml)) {
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continue;
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}
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$this->getZip()->addFromString('ppt/comments/comment' . ($numSlide + 1) . '.xml', $contentXml);
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}
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return $this->getZip();
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}
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/**
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* @return string
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*/
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protected function writeSlideComments(Slide $oSlide): string
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{
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/**
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* @var Comment[]
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*/
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$arrayComment = [];
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foreach ($oSlide->getShapeCollection() as $oShape) {
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if ($oShape instanceof Comment) {
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$arrayComment[] = $oShape;
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}
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}
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if (empty($arrayComment)) {
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return '';
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}
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$objWriter = new XMLWriter(XMLWriter::STORAGE_MEMORY);
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$objWriter->startDocument('1.0', 'UTF-8', 'yes');
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// p:cmLst
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$objWriter->startElement('p:cmLst');
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$objWriter->writeAttribute('xmlns:p', 'http://schemas.openxmlformats.org/presentationml/2006/main');
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foreach ($arrayComment as $idxComment => $oComment) {
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$oAuthor = $oComment->getAuthor();
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// p:cmLst > p:cm
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$objWriter->startElement('p:cm');
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$objWriter->writeAttribute('authorId', $oAuthor instanceof Comment\Author ? $oAuthor->getIndex() : 0);
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$objWriter->writeAttribute('dt', \date('Y-m-d\TH:i:s.000000000', $oComment->getDate()));
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$objWriter->writeAttribute('idx', $idxComment);
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// p:cmLst > p:cm > p:pos
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// Uses 1/8pt for positionning
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// @link : https://social.msdn.microsoft.com/Forums/fr-FR/ebdc12f2-0cff-4fa8-b901-fa6e3198364e/comment-position-units
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$objWriter->startElement('p:pos');
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$objWriter->writeAttribute('x', (int) CommonDrawing::pixelsToPoints($oComment->getOffsetX() * 8));
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$objWriter->writeAttribute('y', (int) CommonDrawing::pixelsToPoints($oComment->getOffsetY() * 8));
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$objWriter->endElement();
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// p:cmLst > p:cm > p:text
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$objWriter->writeElement('p:text', $oComment->getText());
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// p:cmLst > ## p:cm
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$objWriter->endElement();
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}
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// ## p:cmLst
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$objWriter->endElement();
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return $objWriter->getData();
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}
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}
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