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qlg.tsgz.moe/extend/phpexcel/PHPExcel/Reader/SYLK.php
root f0ef89dfbb Init Repo
2019-09-06 23:53:10 +08:00

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<?php
/**
* PHPExcel
*
* Copyright (c) 2006 - 2014 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 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
* @version 1.8.0, 2014-03-02
*/
/** PHPExcel root directory */
if (!defined('PHPEXCEL_ROOT')) {
/**
* @ignore
*/
define('PHPEXCEL_ROOT', dirname(__FILE__) . '/../../');
require(PHPEXCEL_ROOT . 'PHPExcel/Autoloader.php');
}
/**
* PHPExcel_Reader_SYLK
*
* @category PHPExcel
* @package PHPExcel_Reader
* @copyright Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
*/
class PHPExcel_Reader_SYLK extends PHPExcel_Reader_Abstract implements PHPExcel_Reader_IReader
{
/**
* Input encoding
*
* @var string
*/
private $_inputEncoding = 'ANSI';
/**
* Sheet index to read
*
* @var int
*/
private $_sheetIndex = 0;
/**
* Formats
*
* @var array
*/
private $_formats = array();
/**
* Format Count
*
* @var int
*/
private $_format = 0;
/**
* Create a new PHPExcel_Reader_SYLK
*/
public function __construct() {
$this->_readFilter = new PHPExcel_Reader_DefaultReadFilter();
}
/**
* Validate that the current file is a SYLK file
*
* @return boolean
*/
protected function _isValidFormat()
{
// Read sample data (first 2 KB will do)
$data = fread($this->_fileHandle, 2048);
// Count delimiters in file
$delimiterCount = substr_count($data, ';');
if ($delimiterCount < 1) {
return FALSE;
}
// Analyze first line looking for ID; signature
$lines = explode("\n", $data);
if (substr($lines[0],0,4) != 'ID;P') {
return FALSE;
}
return TRUE;
}
/**
* Set input encoding
*
* @param string $pValue Input encoding
*/
public function setInputEncoding($pValue = 'ANSI')
{
$this->_inputEncoding = $pValue;
return $this;
}
/**
* Get input encoding
*
* @return string
*/
public function getInputEncoding()
{
return $this->_inputEncoding;
}
/**
* Return worksheet info (Name, Last Column Letter, Last Column Index, Total Rows, Total Columns)
*
* @param string $pFilename
* @throws PHPExcel_Reader_Exception
*/
public function listWorksheetInfo($pFilename)
{
// Open file
$this->_openFile($pFilename);
if (!$this->_isValidFormat()) {
fclose ($this->_fileHandle);
throw new PHPExcel_Reader_Exception($pFilename . " is an Invalid Spreadsheet file.");
}
$fileHandle = $this->_fileHandle;
rewind($fileHandle);
$worksheetInfo = array();
$worksheetInfo[0]['worksheetName'] = 'Worksheet';
$worksheetInfo[0]['lastColumnLetter'] = 'A';
$worksheetInfo[0]['lastColumnIndex'] = 0;
$worksheetInfo[0]['totalRows'] = 0;
$worksheetInfo[0]['totalColumns'] = 0;
// Loop through file
$rowData = array();
// loop through one row (line) at a time in the file
$rowIndex = 0;
while (($rowData = fgets($fileHandle)) !== FALSE) {
$columnIndex = 0;
// convert SYLK encoded $rowData to UTF-8
$rowData = PHPExcel_Shared_String::SYLKtoUTF8($rowData);
// explode each row at semicolons while taking into account that literal semicolon (;)
// is escaped like this (;;)
$rowData = explode("\t",str_replace('¤',';',str_replace(';',"\t",str_replace(';;','¤',rtrim($rowData)))));
$dataType = array_shift($rowData);
if ($dataType == 'C') {
// Read cell value data
foreach($rowData as $rowDatum) {
switch($rowDatum{0}) {
case 'C' :
case 'X' :
$columnIndex = substr($rowDatum,1) - 1;
break;
case 'R' :
case 'Y' :
$rowIndex = substr($rowDatum,1);
break;
}
$worksheetInfo[0]['totalRows'] = max($worksheetInfo[0]['totalRows'], $rowIndex);
$worksheetInfo[0]['lastColumnIndex'] = max($worksheetInfo[0]['lastColumnIndex'], $columnIndex);
}
}
}
$worksheetInfo[0]['lastColumnLetter'] = PHPExcel_Cell::stringFromColumnIndex($worksheetInfo[0]['lastColumnIndex']);
$worksheetInfo[0]['totalColumns'] = $worksheetInfo[0]['lastColumnIndex'] + 1;
// Close file
fclose($fileHandle);
return $worksheetInfo;
}
/**
* Loads PHPExcel from file
*
* @param string $pFilename
* @return PHPExcel
* @throws PHPExcel_Reader_Exception
*/
public function load($pFilename)
{
// Create new PHPExcel
$objPHPExcel = new PHPExcel();
// Load into this instance
return $this->loadIntoExisting($pFilename, $objPHPExcel);
}
/**
* Loads PHPExcel from file into PHPExcel instance
*
* @param string $pFilename
* @param PHPExcel $objPHPExcel
* @return PHPExcel
* @throws PHPExcel_Reader_Exception
*/
public function loadIntoExisting($pFilename, PHPExcel $objPHPExcel)
{
// Open file
$this->_openFile($pFilename);
if (!$this->_isValidFormat()) {
fclose ($this->_fileHandle);
throw new PHPExcel_Reader_Exception($pFilename . " is an Invalid Spreadsheet file.");
}
$fileHandle = $this->_fileHandle;
rewind($fileHandle);
// Create new PHPExcel
while ($objPHPExcel->getSheetCount() <= $this->_sheetIndex) {
$objPHPExcel->createSheet();
}
$objPHPExcel->setActiveSheetIndex( $this->_sheetIndex );
$fromFormats = array('\-', '\ ');
$toFormats = array('-', ' ');
// Loop through file
$rowData = array();
$column = $row = '';
// loop through one row (line) at a time in the file
while (($rowData = fgets($fileHandle)) !== FALSE) {
// convert SYLK encoded $rowData to UTF-8
$rowData = PHPExcel_Shared_String::SYLKtoUTF8($rowData);
// explode each row at semicolons while taking into account that literal semicolon (;)
// is escaped like this (;;)
$rowData = explode("\t",str_replace('¤',';',str_replace(';',"\t",str_replace(';;','¤',rtrim($rowData)))));
$dataType = array_shift($rowData);
// Read shared styles
if ($dataType == 'P') {
$formatArray = array();
foreach($rowData as $rowDatum) {
switch($rowDatum{0}) {
case 'P' : $formatArray['numberformat']['code'] = str_replace($fromFormats,$toFormats,substr($rowDatum,1));
break;
case 'E' :
case 'F' : $formatArray['font']['name'] = substr($rowDatum,1);
break;
case 'L' : $formatArray['font']['size'] = substr($rowDatum,1);
break;
case 'S' : $styleSettings = substr($rowDatum,1);
for ($i=0;$i<strlen($styleSettings);++$i) {
switch ($styleSettings{$i}) {
case 'I' : $formatArray['font']['italic'] = true;
break;
case 'D' : $formatArray['font']['bold'] = true;
break;
case 'T' : $formatArray['borders']['top']['style'] = PHPExcel_Style_Border::BORDER_THIN;
break;
case 'B' : $formatArray['borders']['bottom']['style'] = PHPExcel_Style_Border::BORDER_THIN;
break;
case 'L' : $formatArray['borders']['left']['style'] = PHPExcel_Style_Border::BORDER_THIN;
break;
case 'R' : $formatArray['borders']['right']['style'] = PHPExcel_Style_Border::BORDER_THIN;
break;
}
}
break;
}
}
$this->_formats['P'.$this->_format++] = $formatArray;
// Read cell value data
} elseif ($dataType == 'C') {
$hasCalculatedValue = false;
$cellData = $cellDataFormula = '';
foreach($rowData as $rowDatum) {
switch($rowDatum{0}) {
case 'C' :
case 'X' : $column = substr($rowDatum,1);
break;
case 'R' :
case 'Y' : $row = substr($rowDatum,1);
break;
case 'K' : $cellData = substr($rowDatum,1);
break;
case 'E' : $cellDataFormula = '='.substr($rowDatum,1);
// Convert R1C1 style references to A1 style references (but only when not quoted)
$temp = explode('"',$cellDataFormula);
$key = false;
foreach($temp as &$value) {
// Only count/replace in alternate array entries
if ($key = !$key) {
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 = $row;
// Bracketed R references are relative to the current row
if ($rowReference{0} == '[') $rowReference = $row + trim($rowReference,'[]');
$columnReference = $cellReference[4][0];
// Empty C reference is the current column
if ($columnReference == '') $columnReference = $column;
// Bracketed C references are relative to the current column
if ($columnReference{0} == '[') $columnReference = $column + trim($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);
$hasCalculatedValue = true;
break;
}
}
$columnLetter = PHPExcel_Cell::stringFromColumnIndex($column-1);
$cellData = PHPExcel_Calculation::_unwrapResult($cellData);
// Set cell value
$objPHPExcel->getActiveSheet()->getCell($columnLetter.$row)->setValue(($hasCalculatedValue) ? $cellDataFormula : $cellData);
if ($hasCalculatedValue) {
$cellData = PHPExcel_Calculation::_unwrapResult($cellData);
$objPHPExcel->getActiveSheet()->getCell($columnLetter.$row)->setCalculatedValue($cellData);
}
// Read cell formatting
} elseif ($dataType == 'F') {
$formatStyle = $columnWidth = $styleSettings = '';
$styleData = array();
foreach($rowData as $rowDatum) {
switch($rowDatum{0}) {
case 'C' :
case 'X' : $column = substr($rowDatum,1);
break;
case 'R' :
case 'Y' : $row = substr($rowDatum,1);
break;
case 'P' : $formatStyle = $rowDatum;
break;
case 'W' : list($startCol,$endCol,$columnWidth) = explode(' ',substr($rowDatum,1));
break;
case 'S' : $styleSettings = substr($rowDatum,1);
for ($i=0;$i<strlen($styleSettings);++$i) {
switch ($styleSettings{$i}) {
case 'I' : $styleData['font']['italic'] = true;
break;
case 'D' : $styleData['font']['bold'] = true;
break;
case 'T' : $styleData['borders']['top']['style'] = PHPExcel_Style_Border::BORDER_THIN;
break;
case 'B' : $styleData['borders']['bottom']['style'] = PHPExcel_Style_Border::BORDER_THIN;
break;
case 'L' : $styleData['borders']['left']['style'] = PHPExcel_Style_Border::BORDER_THIN;
break;
case 'R' : $styleData['borders']['right']['style'] = PHPExcel_Style_Border::BORDER_THIN;
break;
}
}
break;
}
}
if (($formatStyle > '') && ($column > '') && ($row > '')) {
$columnLetter = PHPExcel_Cell::stringFromColumnIndex($column-1);
if (isset($this->_formats[$formatStyle])) {
$objPHPExcel->getActiveSheet()->getStyle($columnLetter.$row)->applyFromArray($this->_formats[$formatStyle]);
}
}
if ((!empty($styleData)) && ($column > '') && ($row > '')) {
$columnLetter = PHPExcel_Cell::stringFromColumnIndex($column-1);
$objPHPExcel->getActiveSheet()->getStyle($columnLetter.$row)->applyFromArray($styleData);
}
if ($columnWidth > '') {
if ($startCol == $endCol) {
$startCol = PHPExcel_Cell::stringFromColumnIndex($startCol-1);
$objPHPExcel->getActiveSheet()->getColumnDimension($startCol)->setWidth($columnWidth);
} else {
$startCol = PHPExcel_Cell::stringFromColumnIndex($startCol-1);
$endCol = PHPExcel_Cell::stringFromColumnIndex($endCol-1);
$objPHPExcel->getActiveSheet()->getColumnDimension($startCol)->setWidth($columnWidth);
do {
$objPHPExcel->getActiveSheet()->getColumnDimension(++$startCol)->setWidth($columnWidth);
} while ($startCol != $endCol);
}
}
} else {
foreach($rowData as $rowDatum) {
switch($rowDatum{0}) {
case 'C' :
case 'X' : $column = substr($rowDatum,1);
break;
case 'R' :
case 'Y' : $row = substr($rowDatum,1);
break;
}
}
}
}
// Close file
fclose($fileHandle);
// Return
return $objPHPExcel;
}
/**
* Get sheet index
*
* @return int
*/
public function getSheetIndex() {
return $this->_sheetIndex;
}
/**
* Set sheet index
*
* @param int $pValue Sheet index
* @return PHPExcel_Reader_SYLK
*/
public function setSheetIndex($pValue = 0) {
$this->_sheetIndex = $pValue;
return $this;
}
}
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