File Source for Excel2003XML.php

<?php
/**
* PHPExcel
*
* Copyright (c) 2006 - 2010 PHPExcel
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* @category PHPExcel
* @package PHPExcel_Reader
* @copyright Copyright (c) 2006 - 2010 PHPExcel (http://www.codeplex.com/PHPExcel)
* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
* @version 1.7.3c, 2010-06-01
*/
/** PHPExcel root directory */
if (!defined('PHPEXCEL_ROOT')) {
/**
* @ignore
*/
define('PHPEXCEL_ROOT', dirname(__FILE__) . '/../../');
require(PHPEXCEL_ROOT . 'PHPExcel/Autoloader.php');
PHPExcel_Autoloader::Register();
PHPExcel_Shared_ZipStreamWrapper::register();
// check mbstring.func_overload
if (ini_get('mbstring.func_overload') & 2) {
throw new Exception('Multibyte function overloading in PHP must be disabled for string functions (2).');
}
}
/**
* PHPExcel_Reader_Excel2003XML
*
* @category PHPExcel
* @package PHPExcel_Reader
* @copyright Copyright (c) 2006 - 2010 PHPExcel (http://www.codeplex.com/PHPExcel)
*/
class PHPExcel_Reader_Excel2003XML implements PHPExcel_Reader_IReader
{
/**
* Read data only?
*
* @var boolean
*/
private $_readDataOnly = false;
/**
* Restict which sheets should be loaded?
*
* @var array
*/
private $_loadSheetsOnly = null;
/**
* Sheet index to read
*
* @var int
*/
private $_sheetIndex;
/**
* Formats
*
* @var array
*/
private $_styles = array();
/**
* PHPExcel_Reader_IReadFilter instance
*
* @var PHPExcel_Reader_IReadFilter
*/
private $_readFilter = null;
/**
* Read data only?
*
* @return boolean
*/
public function getReadDataOnly() {
return $this->_readDataOnly;
}
/**
* Set read data only
*
* @param boolean $pValue
* @return PHPExcel_Reader_Excel2007
*/
public function setReadDataOnly($pValue = false) {
$this->_readDataOnly = $pValue;
return $this;
}
/**
* Get which sheets to load
*
* @return mixed
*/
public function getLoadSheetsOnly()
{
return $this->_loadSheetsOnly;
}
/**
* Set which sheets to load
*
* @param mixed $value
* @return PHPExcel_Reader_Excel2007
*/
public function setLoadSheetsOnly($value = null)
{
$this->_loadSheetsOnly = is_array($value) ?
$value : array($value);
return $this;
}
/**
* Set all sheets to load
*
* @return PHPExcel_Reader_Excel2007
*/
public function setLoadAllSheets()
{
$this->_loadSheetsOnly = null;
return $this;
}
/**
* Read filter
*
* @return PHPExcel_Reader_IReadFilter
*/
public function getReadFilter() {
return $this->_readFilter;
}
/**
* Set read filter
*
* @param PHPExcel_Reader_IReadFilter $pValue
* @return PHPExcel_Reader_Excel2007
*/
public function setReadFilter(PHPExcel_Reader_IReadFilter $pValue) {
$this->_readFilter = $pValue;
return $this;
}
/**
* Create a new PHPExcel_Reader_Excel2003XML
*/
public function __construct() {
$this->_sheetIndex = 0;
$this->_readFilter = new PHPExcel_Reader_DefaultReadFilter();
}
/**
* Can the current PHPExcel_Reader_IReader read the file?
*
* @param string $pFileName
* @return boolean
*/
public function canRead($pFilename)
{
// Office xmlns:o="urn:schemas-microsoft-com:office:office"
// Excel xmlns:x="urn:schemas-microsoft-com:office:excel"
// XML Spreadsheet xmlns:ss="urn:schemas-microsoft-com:office:spreadsheet"
// Spreadsheet component xmlns:c="urn:schemas-microsoft-com:office:component:spreadsheet"
// XML schema xmlns:s="uuid:BDC6E3F0-6DA3-11d1-A2A3-00AA00C14882"
// XML data type xmlns:dt="uuid:C2F41010-65B3-11d1-A29F-00AA00C14882"
// MS-persist recordset xmlns:rs="urn:schemas-microsoft-com:rowset"
// Rowset xmlns:z="#RowsetSchema"
//
$signature = array(
'<?xml version="1.0"?>',
'<?mso-application progid="Excel.Sheet"?>'
);
// Check if file exists
if (!file_exists($pFilename)) {
throw new Exception("Could not open " . $pFilename . " for reading! File does not exist.");
}
// Read sample data (first 2 KB will do)
$fh = fopen($pFilename, 'r');
$data = fread($fh, 2048);
fclose($fh);
$headers = explode("\n",$data);
$valid = true;
foreach($signature as $key => $match) {
if (isset($headers[$key])) {
$line = trim(rtrim($headers[$key], "\r\n"));
if ($line != $match) {
$valid = false;
break;
}
} else {
$valid = false;
break;
}
}
return $valid;
}
/**
* Loads PHPExcel from file
*
* @param string $pFilename
* @return PHPExcel
* @throws Exception
*/
public function load($pFilename)
{
// Create new PHPExcel
$objPHPExcel = new PHPExcel();
// Load into this instance
return $this->loadIntoExisting($pFilename, $objPHPExcel);
}
private static function identifyFixedStyleValue($styleList,&$styleAttributeValue) {
$styleAttributeValue = strtolower($styleAttributeValue);
foreach($styleList as $style) {
if ($styleAttributeValue == strtolower($style)) {
$styleAttributeValue = $style;
return true;
}
}
return false;
}
/**
* pixel units to excel width units(units of 1/256th of a character width)
* @param pxs
* @return
*/
private static function _pixel2WidthUnits($pxs) {
$UNIT_OFFSET_MAP = array(0, 36, 73, 109, 146, 182, 219);
$widthUnits = 256 * ($pxs / 7);
$widthUnits += $UNIT_OFFSET_MAP[($pxs % 7)];
return $widthUnits;
}
/**
* excel width units(units of 1/256th of a character width) to pixel units
* @param widthUnits
* @return
*/
private static function _widthUnits2Pixel($widthUnits) {
$pixels = ($widthUnits / 256) * 7;
$offsetWidthUnits = $widthUnits % 256;
$pixels += round($offsetWidthUnits / (256 / 7));
return $pixels;
}
/**
* Loads PHPExcel from file into PHPExcel instance
*
* @param string $pFilename
* @param PHPExcel $objPHPExcel
* @return PHPExcel
* @throws Exception
*/
public function loadIntoExisting($pFilename, PHPExcel $objPHPExcel)
{
$fromFormats = array('\-', '\ ');
$toFormats = array('-', ' ');
$underlineStyles = array (
PHPExcel_Style_Font::UNDERLINE_NONE,
PHPExcel_Style_Font::UNDERLINE_DOUBLE,
PHPExcel_Style_Font::UNDERLINE_DOUBLEACCOUNTING,
PHPExcel_Style_Font::UNDERLINE_SINGLE,
PHPExcel_Style_Font::UNDERLINE_SINGLEACCOUNTING
);
$verticalAlignmentStyles = array (
PHPExcel_Style_Alignment::VERTICAL_BOTTOM,
PHPExcel_Style_Alignment::VERTICAL_TOP,
PHPExcel_Style_Alignment::VERTICAL_CENTER,
PHPExcel_Style_Alignment::VERTICAL_JUSTIFY
);
$horizontalAlignmentStyles = array (
PHPExcel_Style_Alignment::HORIZONTAL_GENERAL,
PHPExcel_Style_Alignment::HORIZONTAL_LEFT,
PHPExcel_Style_Alignment::HORIZONTAL_RIGHT,
PHPExcel_Style_Alignment::HORIZONTAL_CENTER,
PHPExcel_Style_Alignment::HORIZONTAL_CENTER_CONTINUOUS,
PHPExcel_Style_Alignment::HORIZONTAL_JUSTIFY
);
// Check if file exists
if (!file_exists($pFilename)) {
throw new Exception("Could not open " . $pFilename . " for reading! File does not exist.");
}
$xml = simplexml_load_file($pFilename);
$namespaces = $xml->getNamespaces(true);
// echo '<pre>';
// print_r($namespaces);
// echo '</pre><hr />';
//
// echo '<pre>';
// print_r($xml);
// echo '</pre><hr />';
//
$docProps = $objPHPExcel->getProperties();
foreach($xml->DocumentProperties[0] as $propertyName => $propertyValue) {
switch ($propertyName) {
case 'Title' :
$docProps->setTitle($propertyValue);
break;
case 'Subject' :
$docProps->setSubject($propertyValue);
break;
case 'Author' :
$docProps->setCreator($propertyValue);
break;
case 'Created' :
$creationDate = strtotime($propertyValue);
$docProps->setCreated($creationDate);
break;
case 'LastAuthor' :
$docProps->setLastModifiedBy($propertyValue);
break;
case 'Company' :
$docProps->setCompany($propertyValue);
break;
case 'Category' :
$docProps->setCategory($propertyValue);
break;
case 'Keywords' :
$docProps->setKeywords($propertyValue);
break;
case 'Description' :
$docProps->setDescription($propertyValue);
break;
}
}
foreach($xml->Styles[0] as $style) {
$style_ss = $style->attributes($namespaces['ss']);
$styleID = (string) $style_ss['ID'];
// echo 'Style ID = '.$styleID.' ';
if ($styleID == 'Default') {
$this->_styles['Default'] = array();
} else {
$this->_styles[$styleID] = $this->_styles['Default'];
}
foreach ($style as $styleType => $styleData) {
$styleAttributes = $styleData->attributes($namespaces['ss']);
// echo $styleType.' ';
switch ($styleType) {
case 'Alignment' :
foreach($styleAttributes as $styleAttributeKey => $styleAttributeValue) {
// echo $styleAttributeKey.' = '.$styleAttributeValue.' ';
$styleAttributeValue = (string) $styleAttributeValue;
switch ($styleAttributeKey) {
case 'Vertical' :
if (self::identifyFixedStyleValue($verticalAlignmentStyles,$styleAttributeValue)) {
$this->_styles[$styleID]['alignment']['vertical'] = $styleAttributeValue;
}
break;
case 'Horizontal' :
if (self::identifyFixedStyleValue($horizontalAlignmentStyles,$styleAttributeValue)) {
$this->_styles[$styleID]['alignment']['horizontal'] = $styleAttributeValue;
}
break;
case 'WrapText' :
$this->_styles[$styleID]['alignment']['wrap'] = true;
break;
}
}
break;
case 'Borders' :
foreach($styleData->Border as $borderStyle) {
$borderAttributes = $borderStyle->attributes($namespaces['ss']);
$thisBorder = array();
foreach($borderAttributes as $borderStyleKey => $borderStyleValue) {
// echo $borderStyleKey.' = '.$borderStyleValue.' ';
switch ($borderStyleKey) {
case 'LineStyle' :
$thisBorder['style'] = PHPExcel_Style_Border::BORDER_MEDIUM;
// $thisBorder['style'] = $borderStyleValue;
break;
case 'Weight' :
// $thisBorder['style'] = $borderStyleValue;
break;
case 'Position' :
$borderPosition = strtolower($borderStyleValue);
break;
case 'Color' :
$borderColour = substr($borderStyleValue,1);
$thisBorder['color']['rgb'] = $borderColour;
break;
}
}
if (count($thisBorder) > 0) {
if (($borderPosition == 'left') || ($borderPosition == 'right') || ($borderPosition == 'top') || ($borderPosition == 'bottom')) {
$this->_styles[$styleID]['borders'][$borderPosition] = $thisBorder;
}
}
}
break;
case 'Font' :
foreach($styleAttributes as $styleAttributeKey => $styleAttributeValue) {
// echo $styleAttributeKey.' = '.$styleAttributeValue.' ';
$styleAttributeValue = (string) $styleAttributeValue;
switch ($styleAttributeKey) {
case 'FontName' :
$this->_styles[$styleID]['font']['name'] = $styleAttributeValue;
break;
case 'Size' :
$this->_styles[$styleID]['font']['size'] = $styleAttributeValue;
break;
case 'Color' :
$this->_styles[$styleID]['font']['color']['rgb'] = substr($styleAttributeValue,1);
break;
case 'Bold' :
$this->_styles[$styleID]['font']['bold'] = true;
break;
case 'Italic' :
$this->_styles[$styleID]['font']['italic'] = true;
break;
case 'Underline' :
if (self::identifyFixedStyleValue($underlineStyles,$styleAttributeValue)) {
$this->_styles[$styleID]['font']['underline'] = $styleAttributeValue;
}
break;
}
}
break;
case 'Interior' :
foreach($styleAttributes as $styleAttributeKey => $styleAttributeValue) {
// echo $styleAttributeKey.' = '.$styleAttributeValue.' ';
switch ($styleAttributeKey) {
case 'Color' :
$this->_styles[$styleID]['fill']['color']['rgb'] = substr($styleAttributeValue,1);
break;
}
}
break;
case 'NumberFormat' :
foreach($styleAttributes as $styleAttributeKey => $styleAttributeValue) {
// echo $styleAttributeKey.' = '.$styleAttributeValue.' ';
$styleAttributeValue = str_replace($fromFormats,$toFormats,$styleAttributeValue);
switch ($styleAttributeValue) {
case 'Short Date' :
$styleAttributeValue = 'dd/mm/yyyy';
break;
}
if ($styleAttributeValue > '') {
$this->_styles[$styleID]['numberformat']['code'] = $styleAttributeValue;
}
}
break;
case 'Protection' :
foreach($styleAttributes as $styleAttributeKey => $styleAttributeValue) {
// echo $styleAttributeKey.' = '.$styleAttributeValue.' ';
}
break;
}
}
// print_r($this->_styles[$styleID]);
// echo '<hr />';
}
// echo '<hr />';
$worksheetID = 0;
foreach($xml->Worksheet as $worksheet) {
$worksheet_ss = $worksheet->attributes($namespaces['ss']);
if ((isset($this->_loadSheetsOnly)) && (isset($worksheet_ss['Name'])) &&
(!in_array($worksheet_ss['Name'], $this->_loadSheetsOnly))) {
continue;
}
// Create new Worksheet
$objPHPExcel->createSheet();
$objPHPExcel->setActiveSheetIndex($worksheetID);
if (isset($worksheet_ss['Name'])) {
$worksheetName = (string) $worksheet_ss['Name'];
$objPHPExcel->getActiveSheet()->setTitle($worksheetName);
}
$columnID = 'A';
foreach($worksheet->Table->Column as $columnData) {
$columnData_ss = $columnData->attributes($namespaces['ss']);
if (isset($columnData_ss['Index'])) {
$columnID = PHPExcel_Cell::stringFromColumnIndex($columnData_ss['Index']-1);
}
if (isset($columnData_ss['Width'])) {
$columnWidth = $columnData_ss['Width'];
// echo 'Setting column width for '.$columnID.' to '.$columnWidth.' ';
$objPHPExcel->getActiveSheet()->getColumnDimension($columnID)->setWidth($columnWidth / 5.4);
}
++$columnID;
}
$rowID = 1;
foreach($worksheet->Table->Row as $rowData) {
$row_ss = $rowData->attributes($namespaces['ss']);
if (isset($row_ss['Index'])) {
$rowID = (integer) $row_ss['Index'];
}
// echo 'Row '.$rowID.' ';
if (isset($row_ss['StyleID'])) {
$rowStyle = $row_ss['StyleID'];
}
if (isset($row_ss['Height'])) {
$rowHeight = $row_ss['Height'];
// echo 'Setting row height to '.$rowHeight.' ';
$objPHPExcel->getActiveSheet()->getRowDimension($rowID)->setRowHeight($rowHeight);
}
$columnID = 'A';
foreach($rowData->Cell as $cell) {
$cell_ss = $cell->attributes($namespaces['ss']);
if (isset($cell_ss['Index'])) {
$columnID = PHPExcel_Cell::stringFromColumnIndex($cell_ss['Index']-1);
}
$cellRange = $columnID.$rowID;
if ((isset($cell_ss['MergeAcross'])) || (isset($cell_ss['MergeDown']))) {
$columnTo = $columnID;
if (isset($cell_ss['MergeAcross'])) {
$columnTo = PHPExcel_Cell::stringFromColumnIndex(PHPExcel_Cell::columnIndexFromString($columnID) + $cell_ss['MergeAcross'] -1);
}
$rowTo = $rowID;
if (isset($cell_ss['MergeDown'])) {
$rowTo = $rowTo + $cell_ss['MergeDown'];
}
$cellRange .= ':'.$columnTo.$rowTo;
$objPHPExcel->getActiveSheet()->mergeCells($cellRange);
}
$hasCalculatedValue = false;
$cellDataFormula = '';
if (isset($cell_ss['Formula'])) {
$cellDataFormula = $cell_ss['Formula'];
$hasCalculatedValue = true;
}
if (isset($cell->Data)) {
$cellValue = $cellData = $cell->Data;
$type = PHPExcel_Cell_DataType::TYPE_NULL;
$cellData_ss = $cellData->attributes($namespaces['ss']);
if (isset($cellData_ss['Type'])) {
$cellDataType = $cellData_ss['Type'];
switch ($cellDataType) {
/*
const TYPE_STRING = 's';
const TYPE_FORMULA = 'f';
const TYPE_NUMERIC = 'n';
const TYPE_BOOL = 'b';
const TYPE_NULL = 's';
const TYPE_INLINE = 'inlineStr';
const TYPE_ERROR = 'e';
*/
case 'String' :
$type = PHPExcel_Cell_DataType::TYPE_STRING;
break;
case 'Number' :
$type = PHPExcel_Cell_DataType::TYPE_NUMERIC;
$cellValue = (float) $cellValue;
if (floor($cellValue) == $cellValue) {
$cellValue = (integer) $cellValue;
}
break;
case 'Boolean' :
$type = PHPExcel_Cell_DataType::TYPE_BOOL;
$cellValue = ($cellValue != 0);
break;
case 'DateTime' :
$type = PHPExcel_Cell_DataType::TYPE_NUMERIC;
$cellValue = PHPExcel_Shared_Date::PHPToExcel(strtotime($cellValue));
break;
case 'Error' :
$type = PHPExcel_Cell_DataType::TYPE_ERROR;
break;
}
}
if ($hasCalculatedValue) {
$type = PHPExcel_Cell_DataType::TYPE_FORMULA;
$columnNumber = PHPExcel_Cell::columnIndexFromString($columnID);
// Convert R1C1 style references to A1 style references (but only when not quoted)
$temp = explode('"',$cellDataFormula);
foreach($temp as $key => &$value) {
// Only replace in alternate array entries (i.e. non-quoted blocks)
if (($key % 2) == 0) {
preg_match_all('/(R(\[?-?\d*\]?))(C(\[?-?\d*\]?))/',$value, $cellReferences,PREG_SET_ORDER+PREG_OFFSET_CAPTURE);
// Reverse the matches array, otherwise all our offsets will become incorrect if we modify our way
// through the formula from left to right. Reversing means that we work right to left.through
// the formula
$cellReferences = array_reverse($cellReferences);
// Loop through each R1C1 style reference in turn, converting it to its A1 style equivalent,
// then modify the formula to use that new reference
foreach($cellReferences as $cellReference) {
$rowReference = $cellReference[2][0];
// Empty R reference is the current row
if ($rowReference == '') $rowReference = $rowID;
// Bracketed R references are relative to the current row
if ($rowReference{0} == '[') $rowReference = $rowID + trim($rowReference,'[]');
$columnReference = $cellReference[4][0];
// Empty C reference is the current column
if ($columnReference == '') $columnReference = $columnNumber;
// Bracketed C references are relative to the current column
if ($columnReference{0} == '[') $columnReference = $columnNumber + trim($columnReference,'[]');
$A1CellReference = PHPExcel_Cell::stringFromColumnIndex($columnReference-1).$rowReference;
$value = substr_replace($value,$A1CellReference,$cellReference[0][1],strlen($cellReference[0][0]));
}
}
}
unset($value);
// Then rebuild the formula string
$cellDataFormula = implode('"',$temp);
}
// echo 'Cell '.$columnID.$rowID.' is a '.$type.' with a value of '.(($hasCalculatedValue) ? $cellDataFormula : $cellValue).' ';
//
$objPHPExcel->getActiveSheet()->getCell($columnID.$rowID)->setValueExplicit((($hasCalculatedValue) ? $cellDataFormula : $cellValue),$type);
if ($hasCalculatedValue) {
// echo 'Forumla result is '.$cellValue.' ';
$objPHPExcel->getActiveSheet()->getCell($columnID.$rowID)->setCalculatedValue($cellValue);
}
}
if (isset($cell_ss['StyleID'])) {
$style = (string) $cell_ss['StyleID'];
// echo 'Cell style for '.$columnID.$rowID.' is '.$style.' ';
if ((isset($this->_styles[$style])) && (count($this->_styles[$style]) > 0)) {
// echo 'Cell '.$columnID.$rowID.' ';
// print_r($this->_styles[$style]);
// echo ' ';
if (!$objPHPExcel->getActiveSheet()->cellExists($columnID.$rowID)) {
$objPHPExcel->getActiveSheet()->getCell($columnID.$rowID)->setValue(NULL);
}
$objPHPExcel->getActiveSheet()->getStyle($cellRange)->applyFromArray($this->_styles[$style]);
}
}
++$columnID;
}
++$rowID;
}
++$worksheetID;
}
// Return
return $objPHPExcel;
}
/**
* Get sheet index
*
* @return int
*/
public function getSheetIndex() {
return $this->_sheetIndex;
}
/**
* Set sheet index
*
* @param int $pValue Sheet index
* @return PHPExcel_Reader_Excel2003XML
*/
public function setSheetIndex($pValue = 0) {
$this->_sheetIndex = $pValue;
return $this;
}
}

Source for file Excel2003XML.php