98 lines
3.0 KiB
PHP
98 lines
3.0 KiB
PHP
<?php
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/**
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* This file is part of PHPWord - A pure PHP library for reading and writing
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* word processing documents.
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*
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* PHPWord 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/PHPWord/contributors.
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*
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* @see https://github.com/PHPOffice/PHPWord
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* @copyright 2010-2018 PHPWord contributors
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* @license http://www.gnu.org/licenses/lgpl.txt LGPL version 3
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*/
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namespace PhpOffice\PhpWord\Reader\Word2007;
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use PhpOffice\PhpWord\PhpWord;
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use PhpOffice\PhpWord\Shared\XMLReader;
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/**
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* Footnotes reader
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*
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* @since 0.10.0
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*/
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class Footnotes extends AbstractPart
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{
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/**
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* Collection name footnotes|endnotes
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*
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* @var string
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*/
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protected $collection = 'footnotes';
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/**
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* Element name footnote|endnote
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*
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* @var string
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*/
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protected $element = 'footnote';
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/**
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* Read (footnotes|endnotes).xml.
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*
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* @param \PhpOffice\PhpWord\PhpWord $phpWord
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*/
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public function read(PhpWord $phpWord)
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{
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$xmlReader = new XMLReader();
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$xmlReader->getDomFromZip($this->docFile, $this->xmlFile);
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$nodes = $xmlReader->getElements('*');
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if ($nodes->length > 0) {
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foreach ($nodes as $node) {
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$id = $xmlReader->getAttribute('w:id', $node);
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$type = $xmlReader->getAttribute('w:type', $node);
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// Avoid w:type "separator" and "continuationSeparator"
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// Only look for <footnote> or <endnote> without w:type attribute, or with w:type = normal
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if ((is_null($type) || $type === 'normal')) {
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$element = $this->getElement($phpWord, $id);
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if ($element !== null) {
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$pNodes = $xmlReader->getElements('w:p/*', $node);
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foreach ($pNodes as $pNode) {
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$this->readRun($xmlReader, $pNode, $element, $this->collection);
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}
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$addMethod = "add{$this->element}";
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$phpWord->$addMethod($element);
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}
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}
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}
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}
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}
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/**
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* Searches for the element with the given relationId
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*
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* @param PhpWord $phpWord
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* @param int $relationId
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* @return \PhpOffice\PhpWord\Element\AbstractContainer|null
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*/
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private function getElement(PhpWord $phpWord, $relationId)
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{
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$getMethod = "get{$this->collection}";
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$collection = $phpWord->$getMethod()->getItems();
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//not found by key, looping to search by relationId
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foreach ($collection as $collectionElement) {
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if ($collectionElement->getRelationId() == $relationId) {
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return $collectionElement;
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}
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}
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return null;
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}
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}
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