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<?php
/** PHPExcel root directory */
if (!defined('PHPEXCEL_ROOT')) {
/**
* @ignore
*/
define('PHPEXCEL_ROOT', dirname(__FILE__) . '/../../');
require(PHPEXCEL_ROOT . 'PHPExcel/Autoloader.php');
}
/**
* PHPExcel_Reader_CSV
*
* Copyright (c) 2006 - 2015 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 - 2015 PHPExcel (http://www.codeplex.com/PHPExcel)
* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
* @version ##VERSION##, ##DATE##
*/
class PHPExcel_Reader_CSV extends PHPExcel_Reader_Abstract implements PHPExcel_Reader_IReader
{
/**
* Input encoding
*
* @access private
* @var string
*/
private $inputEncoding = 'UTF-8';
/**
* Delimiter
*
* @access private
* @var string
*/
private $delimiter = ',';
/**
* Enclosure
*
* @access private
* @var string
*/
private $enclosure = '"';
/**
* Sheet index to read
*
* @access private
* @var int
*/
private $sheetIndex = 0;
/**
* Load rows contiguously
*
* @access private
* @var int
*/
private $contiguous = false;
/**
* Row counter for loading rows contiguously
*
* @var int
*/
private $contiguousRow = -1;
/**
* Create a new PHPExcel_Reader_CSV
*/
public function __construct()
{
$this->readFilter = new PHPExcel_Reader_DefaultReadFilter();
}
/**
* Validate that the current file is a CSV file
*
* @return boolean
*/
protected function isValidFormat()
{
return true;
}
/**
* Set input encoding
*
* @param string $pValue Input encoding
*/
public function setInputEncoding($pValue = 'UTF-8')
{
$this->inputEncoding = $pValue;
return $this;
}
/**
* Get input encoding
*
* @return string
*/
public function getInputEncoding()
{
return $this->inputEncoding;
}
/**
* Move filepointer past any BOM marker
*
*/
protected function skipBOM()
{
rewind($this->fileHandle);
switch ($this->inputEncoding) {
case 'UTF-8':
fgets($this->fileHandle, 4) == "\xEF\xBB\xBF" ?
fseek($this->fileHandle, 3) : fseek($this->fileHandle, 0);
break;
case 'UTF-16LE':
fgets($this->fileHandle, 3) == "\xFF\xFE" ?
fseek($this->fileHandle, 2) : fseek($this->fileHandle, 0);
break;
case 'UTF-16BE':
fgets($this->fileHandle, 3) == "\xFE\xFF" ?
fseek($this->fileHandle, 2) : fseek($this->fileHandle, 0);
break;
case 'UTF-32LE':
fgets($this->fileHandle, 5) == "\xFF\xFE\x00\x00" ?
fseek($this->fileHandle, 4) : fseek($this->fileHandle, 0);
break;
case 'UTF-32BE':
fgets($this->fileHandle, 5) == "\x00\x00\xFE\xFF" ?
fseek($this->fileHandle, 4) : fseek($this->fileHandle, 0);
break;
default:
break;
}
}
/**
* Identify any separator that is explicitly set in the file
*
*/
protected function checkSeparator()
{
$line = fgets($this->fileHandle);
if ($line === false) {
return;
}
if ((strlen(trim($line, "\r\n")) == 5) && (stripos($line, 'sep=') === 0)) {
$this->delimiter = substr($line, 4, 1);
return;
}
return $this->skipBOM();
}
/**
* 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;
// Skip BOM, if any
$this->skipBOM();
$this->checkSeparator();
$escapeEnclosures = array( "\\" . $this->enclosure, $this->enclosure . $this->enclosure );
$worksheetInfo = array();
$worksheetInfo[0]['worksheetName'] = 'Worksheet';
$worksheetInfo[0]['lastColumnLetter'] = 'A';
$worksheetInfo[0]['lastColumnIndex'] = 0;
$worksheetInfo[0]['totalRows'] = 0;
$worksheetInfo[0]['totalColumns'] = 0;
// Loop through each line of the file in turn
while (($rowData = fgetcsv($fileHandle, 0, $this->delimiter, $this->enclosure)) !== false) {
$worksheetInfo[0]['totalRows']++;
$worksheetInfo[0]['lastColumnIndex'] = max($worksheetInfo[0]['lastColumnIndex'], count($rowData) - 1);
}
$worksheetInfo[0]['lastColumnLetter'] = PHPExcel_Cell::stringFromColumnIndex($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)
{
$lineEnding = ini_get('auto_detect_line_endings');
ini_set('auto_detect_line_endings', true);
// 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;
// Skip BOM, if any
$this->skipBOM();
$this->checkSeparator();
// Create new PHPExcel object
while ($objPHPExcel->getSheetCount() <= $this->sheetIndex) {
$objPHPExcel->createSheet();
}
$sheet = $objPHPExcel->setActiveSheetIndex($this->sheetIndex);
$escapeEnclosures = array( "\\" . $this->enclosure,
$this->enclosure . $this->enclosure
);
// Set our starting row based on whether we're in contiguous mode or not
$currentRow = 1;
if ($this->contiguous) {
$currentRow = ($this->contiguousRow == -1) ? $sheet->getHighestRow(): $this->contiguousRow;
}
// Loop through each line of the file in turn
while (($rowData = fgetcsv($fileHandle, 0, $this->delimiter, $this->enclosure)) !== false) {
$columnLetter = 'A';
foreach ($rowData as $rowDatum) {
if ($rowDatum != '' && $this->readFilter->readCell($columnLetter, $currentRow)) {
// Unescape enclosures
$rowDatum = str_replace($escapeEnclosures, $this->enclosure, $rowDatum);
// Convert encoding if necessary
if ($this->inputEncoding !== 'UTF-8') {
$rowDatum = PHPExcel_Shared_String::ConvertEncoding($rowDatum, 'UTF-8', $this->inputEncoding);
}
// Set cell value
$sheet->getCell($columnLetter . $currentRow)->setValue($rowDatum);
}
++$columnLetter;
}
++$currentRow;
}
// Close file
fclose($fileHandle);
if ($this->contiguous) {
$this->contiguousRow = $currentRow;
}
ini_set('auto_detect_line_endings', $lineEnding);
// Return
return $objPHPExcel;
}
/**
* Get delimiter
*
* @return string
*/
public function getDelimiter()
{
return $this->delimiter;
}
/**
* Set delimiter
*
* @param string $pValue Delimiter, defaults to ,
* @return PHPExcel_Reader_CSV
*/
public function setDelimiter($pValue = ',')
{
$this->delimiter = $pValue;
return $this;
}
/**
* Get enclosure
*
* @return string
*/
public function getEnclosure()
{
return $this->enclosure;
}
/**
* Set enclosure
*
* @param string $pValue Enclosure, defaults to "
* @return PHPExcel_Reader_CSV
*/
public function setEnclosure($pValue = '"')
{
if ($pValue == '') {
$pValue = '"';
}
$this->enclosure = $pValue;
return $this;
}
/**
* Get sheet index
*
* @return integer
*/
public function getSheetIndex()
{
return $this->sheetIndex;
}
/**
* Set sheet index
*
* @param integer $pValue Sheet index
* @return PHPExcel_Reader_CSV
*/
public function setSheetIndex($pValue = 0)
{
$this->sheetIndex = $pValue;
return $this;
}
/**
* Set Contiguous
*
* @param boolean $contiguous
*/
public function setContiguous($contiguous = false)
{
$this->contiguous = (bool) $contiguous;
if (!$contiguous) {
$this->contiguousRow = -1;
}
return $this;
}
/**
* Get Contiguous
*
* @return boolean
*/
public function getContiguous()
{
return $this->contiguous;
}
}