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<?php
/**
* This file is part of PHPWord - A pure PHP library for reading and writing
* word processing documents.
*
* PHPWord is free software distributed under the terms of the GNU Lesser
* General Public License version 3 as published by the Free Software Foundation.
*
* For the full copyright and license information, please read the LICENSE
* file that was distributed with this source code. For the full list of
* contributors, visit https://github.com/PHPOffice/PHPWord/contributors.
*
* @see https://github.com/PHPOffice/PHPWord
* @copyright 2010-2018 PHPWord contributors
* @license http://www.gnu.org/licenses/lgpl.txt LGPL version 3
*/
namespace PhpOffice\PhpWord\Writer\Word2007\Part;
use PhpOffice\PhpWord\Element\Footnote;
use PhpOffice\PhpWord\Shared\XMLWriter;
use PhpOffice\PhpWord\Writer\Word2007\Element\Container;
use PhpOffice\PhpWord\Writer\Word2007\Style\Paragraph as ParagraphStyleWriter;
/**
* Word2007 footnotes part writer: word/(footnotes|endnotes).xml
*/
class Footnotes extends AbstractPart
{
/**
* Name of XML root element
*
* @var string
*/
protected $rootNode = 'w:footnotes';
/**
* Name of XML node element
*
* @var string
*/
protected $elementNode = 'w:footnote';
/**
* Name of XML reference element
*
* @var string
*/
protected $refNode = 'w:footnoteRef';
/**
* Reference style name
*
* @var string
*/
protected $refStyle = 'FootnoteReference';
/**
* Footnotes/endnotes collection to be written
*
* @var \PhpOffice\PhpWord\Collection\Footnotes|\PhpOffice\PhpWord\Collection\Endnotes
*/
protected $elements;
/**
* Write part
*
* @return string
*/
public function write()
{
$xmlWriter = $this->getXmlWriter();
$drawingSchema = 'http://schemas.openxmlformats.org/drawingml/2006/wordprocessingDrawing';
$xmlWriter->startDocument('1.0', 'UTF-8', 'yes');
$xmlWriter->startElement($this->rootNode);
$xmlWriter->writeAttribute('xmlns:ve', 'http://schemas.openxmlformats.org/markup-compatibility/2006');
$xmlWriter->writeAttribute('xmlns:o', 'urn:schemas-microsoft-com:office:office');
$xmlWriter->writeAttribute('xmlns:r', 'http://schemas.openxmlformats.org/officeDocument/2006/relationships');
$xmlWriter->writeAttribute('xmlns:m', 'http://schemas.openxmlformats.org/officeDocument/2006/math');
$xmlWriter->writeAttribute('xmlns:v', 'urn:schemas-microsoft-com:vml');
$xmlWriter->writeAttribute('xmlns:wp', $drawingSchema);
$xmlWriter->writeAttribute('xmlns:w10', 'urn:schemas-microsoft-com:office:word');
$xmlWriter->writeAttribute('xmlns:w', 'http://schemas.openxmlformats.org/wordprocessingml/2006/main');
$xmlWriter->writeAttribute('xmlns:wne', 'http://schemas.microsoft.com/office/word/2006/wordml');
// Separator and continuation separator
$xmlWriter->startElement($this->elementNode);
$xmlWriter->writeAttribute('w:id', -1);
$xmlWriter->writeAttribute('w:type', 'separator');
$xmlWriter->startElement('w:p');
$xmlWriter->startElement('w:r');
$xmlWriter->startElement('w:separator');
$xmlWriter->endElement(); // w:separator
$xmlWriter->endElement(); // w:r
$xmlWriter->endElement(); // w:p
$xmlWriter->endElement(); // $this->elementNode
$xmlWriter->startElement($this->elementNode);
$xmlWriter->writeAttribute('w:id', 0);
$xmlWriter->writeAttribute('w:type', 'continuationSeparator');
$xmlWriter->startElement('w:p');
$xmlWriter->startElement('w:r');
$xmlWriter->startElement('w:continuationSeparator');
$xmlWriter->endElement(); // w:continuationSeparator
$xmlWriter->endElement(); // w:r
$xmlWriter->endElement(); // w:p
$xmlWriter->endElement(); // $this->elementNode
/** @var array $elements Type hint */
$elements = $this->elements;
foreach ($elements as $element) {
if ($element instanceof Footnote) {
$this->writeNote($xmlWriter, $element);
}
}
$xmlWriter->endElement(); // $this->rootNode
return $xmlWriter->getData();
}
/**
* Set element
*
* @param \PhpOffice\PhpWord\Collection\Footnotes|\PhpOffice\PhpWord\Collection\Endnotes $elements
* @return self
*/
public function setElements($elements)
{
$this->elements = $elements;
return $this;
}
/**
* Write note item.
*
* @param \PhpOffice\PhpWord\Shared\XMLWriter $xmlWriter
* @param \PhpOffice\PhpWord\Element\Footnote|\PhpOffice\PhpWord\Element\Endnote $element
*/
protected function writeNote(XMLWriter $xmlWriter, $element)
{
$xmlWriter->startElement($this->elementNode);
$xmlWriter->writeAttribute('w:id', $element->getRelationId());
$xmlWriter->startElement('w:p');
// Paragraph style
$styleWriter = new ParagraphStyleWriter($xmlWriter, $element->getParagraphStyle());
$styleWriter->setIsInline(true);
$styleWriter->write();
// Reference symbol
$xmlWriter->startElement('w:r');
$xmlWriter->startElement('w:rPr');
$xmlWriter->startElement('w:rStyle');
$xmlWriter->writeAttribute('w:val', $this->refStyle);
$xmlWriter->endElement(); // w:rStyle
$xmlWriter->endElement(); // w:rPr
$xmlWriter->writeElement($this->refNode);
$xmlWriter->endElement(); // w:r
// Empty space after refence symbol
$xmlWriter->startElement('w:r');
$xmlWriter->startElement('w:t');
$xmlWriter->writeAttribute('xml:space', 'preserve');
$xmlWriter->text(' ');
$xmlWriter->endElement(); // w:t
$xmlWriter->endElement(); // w:r
$containerWriter = new Container($xmlWriter, $element);
$containerWriter->write();
$xmlWriter->endElement(); // w:p
$xmlWriter->endElement(); // $this->elementNode
}
}