PHPExcel_Reader

# Source for file SYLK.php Documentation is available at SYLK.php <?php /** * PHPExcel * * Copyright (c) 2006 - 2011 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 - 2011 PHPExcel (http://www.codeplex.com/PHPExcel) * @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL * @version 1.7.6, 2011-02-27 */ /** 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 - 2011 PHPExcel (http://www.codeplex.com/PHPExcel) */ class PHPExcel_Reader_SYLK 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; /** * PHPExcel_Reader_IReadFilter instance * * @var PHPExcel_Reader_IReadFilter */ private $_readFilter = null; /** * Create a new PHPExcel_Reader_SYLK */ public function __construct() { $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."); } // Read sample data (first 2 KB will do) $fh = fopen($pFilename, 'r'); $data = fread($fh, 2048); fclose($fh); // 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; } /** * 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); } /** * 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; return $this; } /** * 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; } /** * Loads PHPExcel from file into PHPExcel instance * * @param string $pFilename * @param PHPExcel $objPHPExcel * @return PHPExcel * @throws Exception */ public function loadIntoExisting($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 ); $fromFormats = array('\-', '\ '); $toFormats = array('-', ' '); // Open file $fileHandle = fopen($pFilename, 'r'); if ($fileHandle === false) { throw new Exception("Could not open file $pFilename for reading."); } // 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); $objPHPExcel->getActiveSheet()->getStyle($columnLetter.$row)->applyFromArray($this->_formats[$formatStyle]); } if ((count($styleData) > 0) && ($column > '') && ($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; } } Documentation generated on Sun, 27 Feb 2011 16:34:20 -0800 by phpDocumentor 1.4.3