File Source for CSV.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 1.7.2, 2010-01-11
*/
/** PHPExcel root directory */
if (!defined('PHPEXCEL_ROOT')) {
/**
* @ignore
*/
define('PHPEXCEL_ROOT', dirname(__FILE__) . '/../../');
}
/** PHPExcel */
require_once PHPEXCEL_ROOT . 'PHPExcel.php';
/** PHPExcel_Reader_IReader */
require_once PHPEXCEL_ROOT . 'PHPExcel/Reader/IReader.php';
/** PHPExcel_Worksheet */
require_once PHPEXCEL_ROOT . 'PHPExcel/Worksheet.php';
/** PHPExcel_Cell */
require_once PHPEXCEL_ROOT . 'PHPExcel/Cell.php';
/** PHPExcel_Reader_DefaultReadFilter */
require_once PHPEXCEL_ROOT . 'PHPExcel/Reader/DefaultReadFilter.php';
/**
* PHPExcel_Reader_CSV
*
* @category PHPExcel
* @package PHPExcel_Reader
* @copyright Copyright (c) 2006 - 2010 PHPExcel (http://www.codeplex.com/PHPExcel)
*/
class PHPExcel_Reader_CSV implements PHPExcel_Reader_IReader
{
/**
* Input encoding
*
* @var string
*/
private $_inputEncoding;
/**
* Delimiter
*
* @var string
*/
private $_delimiter;
/**
* Enclosure
*
* @var string
*/
private $_enclosure;
/**
* Line ending
*
* @var string
*/
private $_lineEnding;
/**
* Sheet index to read
*
* @var int
*/
private $_sheetIndex;
/**
* PHPExcel_Reader_IReadFilter instance
*
* @var PHPExcel_Reader_IReadFilter
*/
private $_readFilter = null;
/**
* Create a new PHPExcel_Reader_CSV
*/
public function __construct() {
$this->_inputEncoding = 'UTF-8';
$this->_delimiter = ',';
$this->_enclosure = '"';
$this->_lineEnding = PHP_EOL;
$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)
{
// Check if file exists
if (!file_exists($pFilename)) {
throw new Exception("Could not open " . $pFilename . " for reading! File does not exist.");
}
return true;
}
/**
* Loads PHPExcel from file
*
* @param string $pFilename
* @throws Exception
*/
public function load($pFilename)
{
// Create new PHPExcel
$objPHPExcel = new PHPExcel();
// Load into this instance
return $this->loadIntoExisting($pFilename, $objPHPExcel);
}
/**
* Read filter
*
* @return PHPExcel_Reader_IReadFilter
*/
public function getReadFilter() {
return $this->_readFilter;
}
/**
* Set read filter
*
* @param PHPExcel_Reader_IReadFilter $pValue
*/
public function setReadFilter(PHPExcel_Reader_IReadFilter $pValue) {
$this->_readFilter = $pValue;
}
/**
* Set input encoding
*
* @param string $pValue Input encoding
*/
public function setInputEncoding($pValue = 'UTF-8')
{
$this->_inputEncoding = $pValue;
}
/**
* Get input encoding
*
* @return string
*/
public function getInputEncoding()
{
return $this->_inputEncoding;
}
/**
* Loads PHPExcel from file into PHPExcel instance
*
* @param string $pFilename
* @param PHPExcel $objPHPExcel
* @throws Exception
*/
public function loadIntoExisting($pFilename, PHPExcel $objPHPExcel)
{
// Check if file exists
if (!file_exists($pFilename)) {
throw new Exception("Could not open " . $pFilename . " for reading! File does not exist.");
}
// Create new PHPExcel
while ($objPHPExcel->getSheetCount() <= $this->_sheetIndex) {
$objPHPExcel->createSheet();
}
$objPHPExcel->setActiveSheetIndex( $this->_sheetIndex );
// Open file
$fileHandle = fopen($pFilename, 'r');
if ($fileHandle === false) {
throw new Exception("Could not open file $pFilename for reading.");
}
// Skip BOM, if any
switch ($this->_inputEncoding) {
case 'UTF-8':
fgets($fileHandle, 4) == "\xEF\xBB\xBF" ?
fseek($fileHandle, 3) : fseek($fileHandle, 0);
break;
default:
break;
}
// Loop through file
$currentRow = 0;
$rowData = array();
while (($rowData = fgetcsv($fileHandle, 0, $this->_delimiter, $this->_enclosure)) !== FALSE) {
++$currentRow;
$rowDataCount = count($rowData);
for ($i = 0; $i < $rowDataCount; ++$i) {
$columnLetter = PHPExcel_Cell::stringFromColumnIndex($i);
if ($rowData[$i] != '' && $this->_readFilter->readCell($columnLetter, $currentRow)) {
// Unescape enclosures
$rowData[$i] = str_replace("\\" . $this->_enclosure, $this->_enclosure, $rowData[$i]);
$rowData[$i] = str_replace($this->_enclosure . $this->_enclosure, $this->_enclosure, $rowData[$i]);
// Convert encoding if necessary
if ($this->_inputEncoding !== 'UTF-8') {
$rowData[$i] = PHPExcel_Shared_String::ConvertEncoding($rowData[$i], 'UTF-8', $this->_inputEncoding);
}
// Set cell value
$objPHPExcel->getActiveSheet()->setCellValue(
$columnLetter . $currentRow, $rowData[$i]
);
}
}
}
// Close file
fclose($fileHandle);
// 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 line ending
*
* @return string
*/
public function getLineEnding() {
return $this->_lineEnding;
}
/**
* Set line ending
*
* @param string $pValue Line ending, defaults to OS line ending (PHP_EOL)
* @return PHPExcel_Reader_CSV
*/
public function setLineEnding($pValue = PHP_EOL) {
$this->_lineEnding = $pValue;
return $this;
}
/**
* Get sheet index
*
* @return int
*/
public function getSheetIndex() {
return $this->_sheetIndex;
}
/**
* Set sheet index
*
* @param int $pValue Sheet index
* @return PHPExcel_Reader_CSV
*/
public function setSheetIndex($pValue = 0) {
$this->_sheetIndex = $pValue;
return $this;
}
}

Source for file CSV.php