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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;
/**
* Abstract part reader
*
* This class is inherited by ODText reader
*
* @since 0.10.0
*/
abstract class AbstractPart
{
/**
* Conversion method
*
* @const int
*/
const READ_VALUE = 'attributeValue'; // Read attribute value
const READ_EQUAL = 'attributeEquals'; // Read `true` when attribute value equals specified value
const READ_TRUE = 'attributeTrue'; // Read `true` when element exists
const READ_FALSE = 'attributeFalse'; // Read `false` when element exists
const READ_SIZE = 'attributeMultiplyByTwo'; // Read special attribute value for Font::$size
/**
* Document file
*
* @var string
*/
protected $docFile;
/**
* XML file
*
* @var string
*/
protected $xmlFile;
/**
* Part relationships
*
* @var array
*/
protected $rels = array();
/**
* Read part.
*/
abstract public function read(PhpWord $phpWord);
/**
* Create new instance
*
* @param string $docFile
* @param string $xmlFile
*/
public function __construct($docFile, $xmlFile)
{
$this->docFile = $docFile;
$this->xmlFile = $xmlFile;
}
/**
* Set relationships.
*
* @param array $value
* @return void
*/
public function setRels($value)
{
$this->rels = $value;
}
/**
* Read w:p.
*
* @param \PhpOffice\PhpWord\Shared\XMLReader $xmlReader
* @param \DOMElement $domNode
* @param mixed $parent
* @param string $docPart
* @return void
*
* @todo Get font style for preserve text
*/
protected function readParagraph(XMLReader $xmlReader, \DOMElement $domNode, $parent, $docPart = 'document')
{
// Paragraph style
$paragraphStyle = null;
$headingMatches = array();
if ($xmlReader->elementExists('w:pPr', $domNode)) {
$paragraphStyle = $this->readParagraphStyle($xmlReader, $domNode);
if (is_array($paragraphStyle) && isset($paragraphStyle['styleName'])) {
preg_match('/Heading(\d)/', $paragraphStyle['styleName'], $headingMatches);
}
}
// PreserveText
if ($xmlReader->elementExists('w:r/w:instrText', $domNode)) {
$ignoreText = false;
$textContent = '';
$fontStyle = $this->readFontStyle($xmlReader, $domNode);
$nodes = $xmlReader->getElements('w:r', $domNode);
foreach ($nodes as $node) {
$instrText = $xmlReader->getValue('w:instrText', $node);
if ($xmlReader->elementExists('w:fldChar', $node)) {
$fldCharType = $xmlReader->getAttribute('w:fldCharType', $node, 'w:fldChar');
if ($fldCharType == 'begin') {
$ignoreText = true;
} elseif ($fldCharType == 'end') {
$ignoreText = false;
}
}
if (!is_null($instrText)) {
$textContent .= '{' . $instrText . '}';
} else {
if ($ignoreText === false) {
$textContent .= $xmlReader->getValue('w:t', $node);
}
}
}
$parent->addPreserveText($textContent, $fontStyle, $paragraphStyle);
// List item
} elseif ($xmlReader->elementExists('w:pPr/w:numPr', $domNode)) {
$textContent = '';
$numId = $xmlReader->getAttribute('w:val', $domNode, 'w:pPr/w:numPr/w:numId');
$levelId = $xmlReader->getAttribute('w:val', $domNode, 'w:pPr/w:numPr/w:ilvl');
$nodes = $xmlReader->getElements('w:r', $domNode);
foreach ($nodes as $node) {
$textContent .= $xmlReader->getValue('w:t', $node);
}
$parent->addListItem($textContent, $levelId, null, "PHPWordList{$numId}", $paragraphStyle);
// Heading
} elseif (!empty($headingMatches)) {
$textContent = '';
$nodes = $xmlReader->getElements('w:r', $domNode);
foreach ($nodes as $node) {
$textContent .= $xmlReader->getValue('w:t', $node);
}
$parent->addTitle($textContent, $headingMatches[1]);
// Text and TextRun
} else {
$runCount = $xmlReader->countElements('w:r', $domNode);
$linkCount = $xmlReader->countElements('w:hyperlink', $domNode);
$runLinkCount = $runCount + $linkCount;
if ($runLinkCount == 0) {
$parent->addTextBreak(null, $paragraphStyle);
} else {
$nodes = $xmlReader->getElements('*', $domNode);
foreach ($nodes as $node) {
$this->readRun(
$xmlReader,
$node,
($runLinkCount > 1) ? $parent->addTextRun($paragraphStyle) : $parent,
$docPart,
$paragraphStyle
);
}
}
}
}
/**
* Read w:r.
*
* @param \PhpOffice\PhpWord\Shared\XMLReader $xmlReader
* @param \DOMElement $domNode
* @param mixed $parent
* @param string $docPart
* @param mixed $paragraphStyle
* @return void
*
* @todo Footnote paragraph style
*/
protected function readRun(XMLReader $xmlReader, \DOMElement $domNode, $parent, $docPart, $paragraphStyle = null)
{
if (!in_array($domNode->nodeName, array('w:r', 'w:hyperlink'))) {
return;
}
$fontStyle = $this->readFontStyle($xmlReader, $domNode);
// Link
if ($domNode->nodeName == 'w:hyperlink') {
$rId = $xmlReader->getAttribute('r:id', $domNode);
$textContent = $xmlReader->getValue('w:r/w:t', $domNode);
$target = $this->getMediaTarget($docPart, $rId);
if (!is_null($target)) {
$parent->addLink($target, $textContent, $fontStyle, $paragraphStyle);
}
} else {
// Footnote
if ($xmlReader->elementExists('w:footnoteReference', $domNode)) {
$parent->addFootnote();
// Endnote
} elseif ($xmlReader->elementExists('w:endnoteReference', $domNode)) {
$parent->addEndnote();
// Image
} elseif ($xmlReader->elementExists('w:pict', $domNode)) {
$rId = $xmlReader->getAttribute('r:id', $domNode, 'w:pict/v:shape/v:imagedata');
$target = $this->getMediaTarget($docPart, $rId);
if (!is_null($target)) {
$imageSource = "zip://{$this->docFile}#{$target}";
$parent->addImage($imageSource);
}
// Object
} elseif ($xmlReader->elementExists('w:object', $domNode)) {
$rId = $xmlReader->getAttribute('r:id', $domNode, 'w:object/o:OLEObject');
// $rIdIcon = $xmlReader->getAttribute('r:id', $domNode, 'w:object/v:shape/v:imagedata');
$target = $this->getMediaTarget($docPart, $rId);
if (!is_null($target)) {
$textContent = "<Object: {$target}>";
$parent->addText($textContent, $fontStyle, $paragraphStyle);
}
// TextRun
} else {
$textContent = $xmlReader->getValue('w:t', $domNode);
$parent->addText($textContent, $fontStyle, $paragraphStyle);
}
}
}
/**
* Read w:tbl.
*
* @param \PhpOffice\PhpWord\Shared\XMLReader $xmlReader
* @param \DOMElement $domNode
* @param mixed $parent
* @param string $docPart
* @return void
*/
protected function readTable(XMLReader $xmlReader, \DOMElement $domNode, $parent, $docPart = 'document')
{
// Table style
$tblStyle = null;
if ($xmlReader->elementExists('w:tblPr', $domNode)) {
$tblStyle = $this->readTableStyle($xmlReader, $domNode);
}
/** @var \PhpOffice\PhpWord\Element\Table $table Type hint */
$table = $parent->addTable($tblStyle);
$tblNodes = $xmlReader->getElements('*', $domNode);
foreach ($tblNodes as $tblNode) {
if ($tblNode->nodeName == 'w:tblGrid') { // Column
// @todo Do something with table columns
} elseif ($tblNode->nodeName == 'w:tr') { // Row
$rowHeight = $xmlReader->getAttribute('w:val', $tblNode, 'w:trPr/w:trHeight');
$rowHRule = $xmlReader->getAttribute('w:hRule', $tblNode, 'w:trPr/w:trHeight');
$rowHRule = $rowHRule == 'exact' ? true : false;
$rowStyle = array(
'tblHeader' => $xmlReader->elementExists('w:trPr/w:tblHeader', $tblNode),
'cantSplit' => $xmlReader->elementExists('w:trPr/w:cantSplit', $tblNode),
'exactHeight' => $rowHRule,
);
$row = $table->addRow($rowHeight, $rowStyle);
$rowNodes = $xmlReader->getElements('*', $tblNode);
foreach ($rowNodes as $rowNode) {
if ($rowNode->nodeName == 'w:trPr') { // Row style
// @todo Do something with row style
} elseif ($rowNode->nodeName == 'w:tc') { // Cell
$cellWidth = $xmlReader->getAttribute('w:w', $rowNode, 'w:tcPr/w:tcW');
$cellStyle = null;
$cellStyleNode = $xmlReader->getElement('w:tcPr', $rowNode);
if (!is_null($cellStyleNode)) {
$cellStyle = $this->readCellStyle($xmlReader, $cellStyleNode);
}
$cell = $row->addCell($cellWidth, $cellStyle);
$cellNodes = $xmlReader->getElements('*', $rowNode);
foreach ($cellNodes as $cellNode) {
if ($cellNode->nodeName == 'w:p') { // Paragraph
$this->readParagraph($xmlReader, $cellNode, $cell, $docPart);
}
}
}
}
}
}
}
/**
* Read w:pPr.
*
* @param \PhpOffice\PhpWord\Shared\XMLReader $xmlReader
* @param \DOMElement $domNode
* @return array|null
*/
protected function readParagraphStyle(XMLReader $xmlReader, \DOMElement $domNode)
{
if (!$xmlReader->elementExists('w:pPr', $domNode)) {
return null;
}
$styleNode = $xmlReader->getElement('w:pPr', $domNode);
$styleDefs = array(
'styleName' => array(self::READ_VALUE, 'w:pStyle'),
'align' => array(self::READ_VALUE, 'w:jc'),
'basedOn' => array(self::READ_VALUE, 'w:basedOn'),
'next' => array(self::READ_VALUE, 'w:next'),
'indent' => array(self::READ_VALUE, 'w:ind', 'w:left'),
'hanging' => array(self::READ_VALUE, 'w:ind', 'w:hanging'),
'spaceAfter' => array(self::READ_VALUE, 'w:spacing', 'w:after'),
'spaceBefore' => array(self::READ_VALUE, 'w:spacing', 'w:before'),
'widowControl' => array(self::READ_FALSE, 'w:widowControl'),
'keepNext' => array(self::READ_TRUE, 'w:keepNext'),
'keepLines' => array(self::READ_TRUE, 'w:keepLines'),
'pageBreakBefore' => array(self::READ_TRUE, 'w:pageBreakBefore'),
);
return $this->readStyleDefs($xmlReader, $styleNode, $styleDefs);
}
/**
* Read w:rPr
*
* @param \PhpOffice\PhpWord\Shared\XMLReader $xmlReader
* @param \DOMElement $domNode
* @return array|null
*/
protected function readFontStyle(XMLReader $xmlReader, \DOMElement $domNode)
{
if (is_null($domNode)) {
return null;
}
// Hyperlink has an extra w:r child
if ($domNode->nodeName == 'w:hyperlink') {
$domNode = $xmlReader->getElement('w:r', $domNode);
}
if (!$xmlReader->elementExists('w:rPr', $domNode)) {
return null;
}
$styleNode = $xmlReader->getElement('w:rPr', $domNode);
$styleDefs = array(
'styleName' => array(self::READ_VALUE, 'w:rStyle'),
'name' => array(self::READ_VALUE, 'w:rFonts', 'w:ascii'),
'hint' => array(self::READ_VALUE, 'w:rFonts', 'w:hint'),
'size' => array(self::READ_SIZE, 'w:sz'),
'color' => array(self::READ_VALUE, 'w:color'),
'underline' => array(self::READ_VALUE, 'w:u'),
'bold' => array(self::READ_TRUE, 'w:b'),
'italic' => array(self::READ_TRUE, 'w:i'),
'strikethrough' => array(self::READ_TRUE, 'w:strike'),
'doubleStrikethrough' => array(self::READ_TRUE, 'w:dstrike'),
'smallCaps' => array(self::READ_TRUE, 'w:smallCaps'),
'allCaps' => array(self::READ_TRUE, 'w:caps'),
'superScript' => array(self::READ_EQUAL, 'w:vertAlign', 'w:val', 'superscript'),
'subScript' => array(self::READ_EQUAL, 'w:vertAlign', 'w:val', 'subscript'),
'fgColor' => array(self::READ_VALUE, 'w:highlight'),
'rtl' => array(self::READ_TRUE, 'w:rtl'),
);
return $this->readStyleDefs($xmlReader, $styleNode, $styleDefs);
}
/**
* Read w:tblPr
*
* @param \PhpOffice\PhpWord\Shared\XMLReader $xmlReader
* @param \DOMElement $domNode
* @return string|array|null
* @todo Capture w:tblStylePr w:type="firstRow"
*/
protected function readTableStyle(XMLReader $xmlReader, \DOMElement $domNode)
{
$style = null;
$margins = array('top', 'left', 'bottom', 'right');
$borders = $margins + array('insideH', 'insideV');
if ($xmlReader->elementExists('w:tblPr', $domNode)) {
if ($xmlReader->elementExists('w:tblPr/w:tblStyle', $domNode)) {
$style = $xmlReader->getAttribute('w:val', $domNode, 'w:tblPr/w:tblStyle');
} else {
$styleNode = $xmlReader->getElement('w:tblPr', $domNode);
$styleDefs = array();
// $styleDefs['styleName'] = array(self::READ_VALUE, 'w:tblStyle');
foreach ($margins as $side) {
$ucfSide = ucfirst($side);
$styleDefs["cellMargin$ucfSide"] = array(self::READ_VALUE, "w:tblCellMar/w:$side", 'w:w');
}
foreach ($borders as $side) {
$ucfSide = ucfirst($side);
$styleDefs["border{$ucfSide}Size"] = array(self::READ_VALUE, "w:tblBorders/w:$side", 'w:sz');
$styleDefs["border{$ucfSide}Color"] = array(self::READ_VALUE, "w:tblBorders/w:$side", 'w:color');
}
$style = $this->readStyleDefs($xmlReader, $styleNode, $styleDefs);
}
}
return $style;
}
/**
* Read w:tcPr
*
* @param \PhpOffice\PhpWord\Shared\XMLReader $xmlReader
* @param \DOMElement $domNode
* @return array
*/
private function readCellStyle(XMLReader $xmlReader, \DOMElement $domNode)
{
$styleDefs = array(
'valign' => array(self::READ_VALUE, 'w:vAlign'),
'textDirection' => array(self::READ_VALUE, 'w:textDirection'),
'gridSpan' => array(self::READ_VALUE, 'w:gridSpan'),
'vMerge' => array(self::READ_VALUE, 'w:vMerge'),
'bgColor' => array(self::READ_VALUE, 'w:shd/w:fill'),
);
return $this->readStyleDefs($xmlReader, $domNode, $styleDefs);
}
/**
* Read style definition
*
* @param \PhpOffice\PhpWord\Shared\XMLReader $xmlReader
* @param \DOMElement $parentNode
* @param array $styleDefs
* @ignoreScrutinizerPatch
* @return array
*/
protected function readStyleDefs(XMLReader $xmlReader, \DOMElement $parentNode = null, $styleDefs = array())
{
$styles = array();
foreach ($styleDefs as $styleProp => $styleVal) {
@list($method, $element, $attribute, $expected) = $styleVal;
if ($xmlReader->elementExists($element, $parentNode)) {
$node = $xmlReader->getElement($element, $parentNode);
// Use w:val as default if no attribute assigned
$attribute = ($attribute === null) ? 'w:val' : $attribute;
$attributeValue = $xmlReader->getAttribute($attribute, $node);
$styleValue = $this->readStyleDef($method, $attributeValue, $expected);
if ($styleValue !== null) {
$styles[$styleProp] = $styleValue;
}
}
}
return $styles;
}
/**
* Return style definition based on conversion method
*
* @param string $method
* @ignoreScrutinizerPatch
* @param mixed $attributeValue
* @param mixed $expected
* @return mixed
*/
private function readStyleDef($method, $attributeValue, $expected)
{
$style = $attributeValue;
if ($method == self::READ_SIZE) {
$style = $attributeValue / 2;
} elseif ($method == self::READ_TRUE) {
$style = true;
} elseif ($method == self::READ_FALSE) {
$style = false;
} elseif ($method == self::READ_EQUAL) {
$style = $attributeValue == $expected;
}
return $style;
}
/**
* Returns the target of image, object, or link as stored in ::readMainRels
*
* @param string $docPart
* @param string $rId
* @return string|null
*/
private function getMediaTarget($docPart, $rId)
{
$target = null;
if (isset($this->rels[$docPart]) && isset($this->rels[$docPart][$rId])) {
$target = $this->rels[$docPart][$rId]['target'];
}
return $target;
}
}