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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.
*
* @link https://github.com/PHPOffice/PHPWord
* @copyright 2010-2014 PHPWord contributors
* @license http://www.gnu.org/licenses/lgpl.txt LGPL version 3
*/
namespace PhpOffice\PhpWord\Reader\Word2007;
use PhpOffice\PhpWord\PhpWord;
use PhpOffice\PhpWord\Shared\XMLReader;
/**
* Numbering reader
*
* @since 0.10.0
*/
class Numbering extends AbstractPart
{
/**
* Read numbering.xml.
*
* @param \PhpOffice\PhpWord\PhpWord $phpWord
* @return void
*/
public function read(PhpWord $phpWord)
{
$abstracts = array();
$numberings = array();
$xmlReader = new XMLReader();
$xmlReader->getDomFromZip($this->docFile, $this->xmlFile);
// Abstract numbering definition
$nodes = $xmlReader->getElements('w:abstractNum');
if ($nodes->length > 0) {
foreach ($nodes as $node) {
$abstractId = $xmlReader->getAttribute('w:abstractNumId', $node);
$abstracts[$abstractId] = array('levels' => array());
$abstract = &$abstracts[$abstractId];
$subnodes = $xmlReader->getElements('*', $node);
foreach ($subnodes as $subnode) {
switch ($subnode->nodeName) {
case 'w:multiLevelType':
$abstract['type'] = $xmlReader->getAttribute('w:val', $subnode);
break;
case 'w:lvl':
$levelId = $xmlReader->getAttribute('w:ilvl', $subnode);
$abstract['levels'][$levelId] = $this->readLevel($xmlReader, $subnode, $levelId);
break;
}
}
}
}
// Numbering instance definition
$nodes = $xmlReader->getElements('w:num');
if ($nodes->length > 0) {
foreach ($nodes as $node) {
$numId = $xmlReader->getAttribute('w:numId', $node);
$abstractId = $xmlReader->getAttribute('w:val', $node, 'w:abstractNumId');
$numberings[$numId] = $abstracts[$abstractId];
$numberings[$numId]['numId'] = $numId;
$subnodes = $xmlReader->getElements('w:lvlOverride/w:lvl', $node);
foreach ($subnodes as $subnode) {
$levelId = $xmlReader->getAttribute('w:ilvl', $subnode);
$overrides = $this->readLevel($xmlReader, $subnode, $levelId);
foreach ($overrides as $key => $value) {
$numberings[$numId]['levels'][$levelId][$key] = $value;
}
}
}
}
// Push to Style collection
foreach ($numberings as $numId => $numbering) {
$phpWord->addNumberingStyle("PHPWordList{$numId}", $numbering);
}
}
/**
* Read numbering level definition from w:abstractNum and w:num
*
* @param \PhpOffice\PhpWord\Shared\XMLReader $xmlReader
* @param \DOMElement $subnode
* @param integer $levelId
* @return array
*/
private function readLevel(XMLReader $xmlReader, \DOMElement $subnode, $levelId)
{
$level = array();
$level['level'] = $levelId;
$level['start'] = $xmlReader->getAttribute('w:val', $subnode, 'w:start');
$level['format'] = $xmlReader->getAttribute('w:val', $subnode, 'w:numFmt');
$level['restart'] = $xmlReader->getAttribute('w:val', $subnode, 'w:lvlRestart');
$level['suffix'] = $xmlReader->getAttribute('w:val', $subnode, 'w:suff');
$level['text'] = $xmlReader->getAttribute('w:val', $subnode, 'w:lvlText');
$level['align'] = $xmlReader->getAttribute('w:val', $subnode, 'w:lvlJc');
$level['tab'] = $xmlReader->getAttribute('w:pos', $subnode, 'w:pPr/w:tabs/w:tab');
$level['left'] = $xmlReader->getAttribute('w:left', $subnode, 'w:pPr/w:ind');
$level['hanging'] = $xmlReader->getAttribute('w:hanging', $subnode, 'w:pPr/w:ind');
$level['font'] = $xmlReader->getAttribute('w:ascii', $subnode, 'w:rPr/w:rFonts');
$level['hint'] = $xmlReader->getAttribute('w:hint', $subnode, 'w:rPr/w:rFonts');
foreach ($level as $key => $value) {
if (is_null($value)) {
unset($level[$key]);
}
}
return $level;
}
}