9641c16df0
git-svn-id: https://phpexcel.svn.codeplex.com/svn/trunk@64204 2327b42d-5241-43d6-9e2a-de5ac946f064
389 lines
8.5 KiB
PHP
389 lines
8.5 KiB
PHP
<?php
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/**
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* PHPExcel
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*
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* Copyright (c) 2006 - 2010 PHPExcel
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* @category PHPExcel
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* @package PHPExcel_Reader
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* @copyright Copyright (c) 2006 - 2010 PHPExcel (http://www.codeplex.com/PHPExcel)
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* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
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* @version ##VERSION##, ##DATE##
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*/
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/** PHPExcel root directory */
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if (!defined('PHPEXCEL_ROOT')) {
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/**
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* @ignore
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*/
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define('PHPEXCEL_ROOT', dirname(__FILE__) . '/../../');
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require(PHPEXCEL_ROOT . 'PHPExcel/Autoloader.php');
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}
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/**
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* PHPExcel_Reader_CSV
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*
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* @category PHPExcel
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* @package PHPExcel_Reader
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* @copyright Copyright (c) 2006 - 2010 PHPExcel (http://www.codeplex.com/PHPExcel)
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*/
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class PHPExcel_Reader_CSV implements PHPExcel_Reader_IReader
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{
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/**
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* Input encoding
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*
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* @access private
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* @var string
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*/
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private $_inputEncoding;
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/**
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* Delimiter
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*
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* @access private
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* @var string
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*/
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private $_delimiter;
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/**
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* Enclosure
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*
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* @access private
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* @var string
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*/
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private $_enclosure;
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/**
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* Line ending
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*
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* @access private
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* @var string
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*/
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private $_lineEnding;
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/**
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* Sheet index to read
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*
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* @access private
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* @var int
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*/
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private $_sheetIndex;
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/**
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* Load rows contiguously
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*
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* @access private
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* @var int
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*/
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private $_contiguous;
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/**
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* PHPExcel_Reader_IReadFilter instance
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*
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* @access private
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* @var PHPExcel_Reader_IReadFilter
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*/
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private $_readFilter = null;
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/**
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* Create a new PHPExcel_Reader_CSV
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*/
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public function __construct() {
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$this->_inputEncoding = 'UTF-8';
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$this->_delimiter = ',';
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$this->_enclosure = '"';
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$this->_lineEnding = PHP_EOL;
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$this->_sheetIndex = 0;
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$this->_readFilter = new PHPExcel_Reader_DefaultReadFilter();
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$this->_contiguous = false;
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} // function __construct()
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/**
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* Can the current PHPExcel_Reader_IReader read the file?
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*
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* @access public
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* @param string $pFileName
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* @return boolean
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* @throws Exception
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*/
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public function canRead($pFilename)
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{
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// Check if file exists
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if (!file_exists($pFilename)) {
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throw new Exception("Could not open " . $pFilename . " for reading! File does not exist.");
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}
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return true;
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} // function canRead()
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/**
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* Loads PHPExcel from file
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*
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* @access public
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* @param string $pFilename
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* @return PHPExcel
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* @throws Exception
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*/
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public function load($pFilename)
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{
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// Create new PHPExcel
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$objPHPExcel = new PHPExcel();
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// Load into this instance
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return $this->loadIntoExisting($pFilename, $objPHPExcel);
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} // function load()
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/**
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* Read filter
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*
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* @access public
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* @return PHPExcel_Reader_IReadFilter
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*/
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public function getReadFilter() {
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return $this->_readFilter;
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} // function getReadFilter()
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/**
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* Set read filter
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*
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* @access public
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* @param PHPExcel_Reader_IReadFilter $pValue
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*/
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public function setReadFilter(PHPExcel_Reader_IReadFilter $pValue) {
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$this->_readFilter = $pValue;
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return $this;
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} // function setReadFilter()
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/**
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* Set input encoding
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*
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* @access public
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* @param string $pValue Input encoding
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*/
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public function setInputEncoding($pValue = 'UTF-8')
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{
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$this->_inputEncoding = $pValue;
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return $this;
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} // function setInputEncoding()
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/**
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* Get input encoding
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*
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* @access public
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* @return string
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*/
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public function getInputEncoding()
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{
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return $this->_inputEncoding;
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} // function getInputEncoding()
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/**
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* Loads PHPExcel from file into PHPExcel instance
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*
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* @access public
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* @param string $pFilename
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* @param PHPExcel $objPHPExcel
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* @return PHPExcel
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* @throws Exception
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*/
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public function loadIntoExisting($pFilename, PHPExcel $objPHPExcel)
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{
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// Check if file exists
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if (!file_exists($pFilename)) {
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throw new Exception("Could not open " . $pFilename . " for reading! File does not exist.");
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}
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// Create new PHPExcel
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while ($objPHPExcel->getSheetCount() <= $this->_sheetIndex) {
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$objPHPExcel->createSheet();
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}
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$objPHPExcel->setActiveSheetIndex( $this->_sheetIndex );
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// Open file
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$fileHandle = fopen($pFilename, 'r');
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if ($fileHandle === false) {
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throw new Exception("Could not open file $pFilename for reading.");
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}
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// Skip BOM, if any
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switch ($this->_inputEncoding) {
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case 'UTF-8':
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fgets($fileHandle, 4) == "\xEF\xBB\xBF" ?
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fseek($fileHandle, 3) : fseek($fileHandle, 0);
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break;
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default:
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break;
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}
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// Loop through file
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$currentRow = $contiguousRow = 0;
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$rowData = array();
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while (($rowData = fgetcsv($fileHandle, 0, $this->_delimiter, $this->_enclosure)) !== FALSE) {
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++$currentRow;
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$crset = false;
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$ccRef = 0;
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$rowDataCount = count($rowData);
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for ($i = 0; $i < $rowDataCount; ++$i) {
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$columnLetter = PHPExcel_Cell::stringFromColumnIndex($i);
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if ($rowData[$i] != '' && $this->_readFilter->readCell($columnLetter, $currentRow)) {
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// Unescape enclosures
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$rowData[$i] = str_replace("\\" . $this->_enclosure, $this->_enclosure, $rowData[$i]);
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$rowData[$i] = str_replace($this->_enclosure . $this->_enclosure, $this->_enclosure, $rowData[$i]);
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// Convert encoding if necessary
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if ($this->_inputEncoding !== 'UTF-8') {
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$rowData[$i] = PHPExcel_Shared_String::ConvertEncoding($rowData[$i], 'UTF-8', $this->_inputEncoding);
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}
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if ($this->_contiguous) {
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if (!$crset) {
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++$contiguousRow;
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$crset = true;
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}
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// Set cell value
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$objPHPExcel->getActiveSheet()->getCell(PHPExcel_Cell::stringFromColumnIndex($ccRef++) . $contiguousRow)->setValue($rowData[$i]);
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} else {
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// Set cell value
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$objPHPExcel->getActiveSheet()->getCell($columnLetter . $currentRow)->setValue($rowData[$i]);
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}
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}
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}
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}
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// Close file
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fclose($fileHandle);
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// Return
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return $objPHPExcel;
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} // function loadIntoExisting()
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/**
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* Get delimiter
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*
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* @access public
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* @return string
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*/
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public function getDelimiter() {
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return $this->_delimiter;
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} // function getDelimiter()
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/**
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* Set delimiter
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*
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* @access public
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* @param string $pValue Delimiter, defaults to ,
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* @return PHPExcel_Reader_CSV
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*/
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public function setDelimiter($pValue = ',') {
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$this->_delimiter = $pValue;
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return $this;
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} // function setDelimiter()
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/**
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* Get enclosure
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*
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* @access public
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* @return string
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*/
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public function getEnclosure() {
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return $this->_enclosure;
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} // function getEnclosure()
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/**
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* Set enclosure
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*
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* @access public
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* @param string $pValue Enclosure, defaults to "
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* @return PHPExcel_Reader_CSV
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*/
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public function setEnclosure($pValue = '"') {
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if ($pValue == '') {
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$pValue = '"';
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}
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$this->_enclosure = $pValue;
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return $this;
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} // function setEnclosure()
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/**
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* Get line ending
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*
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* @access public
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* @return string
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*/
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public function getLineEnding() {
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return $this->_lineEnding;
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} // function getLineEnding()
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/**
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* Set line ending
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*
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* @access public
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* @param string $pValue Line ending, defaults to OS line ending (PHP_EOL)
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* @return PHPExcel_Reader_CSV
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*/
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public function setLineEnding($pValue = PHP_EOL) {
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$this->_lineEnding = $pValue;
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return $this;
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} // function setLineEnding()
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/**
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* Get sheet index
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*
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* @access public
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* @return int
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*/
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public function getSheetIndex() {
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return $this->_sheetIndex;
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} // function getSheetIndex()
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/**
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* Set sheet index
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*
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* @access public
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* @param int $pValue Sheet index
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* @return PHPExcel_Reader_CSV
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*/
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public function setSheetIndex($pValue = 0) {
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$this->_sheetIndex = $pValue;
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return $this;
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} // function setSheetIndex()
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/**
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* Set Contiguous
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*
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* @access public
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* @param string $pValue Input encoding
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*/
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public function setContiguous($contiguous = false)
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{
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$this->_contiguous = $contiguous;
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return $this;
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} // function setInputEncoding()
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/**
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* Get Contiguous
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*
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* @access public
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* @return boolean
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*/
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public function getContiguous() {
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return $this->_contiguous;
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} // function getSheetIndex()
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}
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