vendor/phpoffice/phpexcel/Classes/PHPExcel/Shared/XMLWriter.php

   1 <?php
   2 /**
   3  * PHPExcel
   4  *
   5  * Copyright (c) 2006 - 2014 PHPExcel
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
  20  *
  21  * @category   PHPExcel
  22  * @package     PHPExcel_Shared
  23  * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
  24  * @license     http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt   LGPL
  25  * @version     ##VERSION##, ##DATE##
  26  */
  27
  28 if (!defined('DATE_W3C')) {
  29   define('DATE_W3C', 'Y-m-d\TH:i:sP');
  30 }
  31
  32 if (!defined('DEBUGMODE_ENABLED')) {
  33   define('DEBUGMODE_ENABLED', false);
  34 }
  35
  36
  37 /**
  38  * PHPExcel_Shared_XMLWriter
  39  *
  40  * @category   PHPExcel
  41  * @package     PHPExcel_Shared
  42  * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
  43  */
  44 class PHPExcel_Shared_XMLWriter extends XMLWriter {
  45         /** Temporary storage method */
  46         const STORAGE_MEMORY    = 1;
  47         const STORAGE_DISK              = 2;
  48
  49         /**
  50          * Temporary filename
  51          *
  52          * @var string
  53          */
  54         private $_tempFileName = '';
  55
  56         /**
  57          * Create a new PHPExcel_Shared_XMLWriter instance
  58          *
  59          * @param int           $pTemporaryStorage                      Temporary storage location
  60          * @param string        $pTemporaryStorageFolder        Temporary storage folder
  61          */
  62         public function __construct($pTemporaryStorage = self::STORAGE_MEMORY, $pTemporaryStorageFolder = NULL) {
  63                 // Open temporary storage
  64                 if ($pTemporaryStorage == self::STORAGE_MEMORY) {
  65                         $this->openMemory();
  66                 } else {
  67                         // Create temporary filename
  68                         if ($pTemporaryStorageFolder === NULL)
  69                                 $pTemporaryStorageFolder = PHPExcel_Shared_File::sys_get_temp_dir();
  70                         $this->_tempFileName = @tempnam($pTemporaryStorageFolder, 'xml');
  71
  72                         // Open storage
  73                         if ($this->openUri($this->_tempFileName) === false) {
  74                                 // Fallback to memory...
  75                                 $this->openMemory();
  76                         }
  77                 }
  78
  79                 // Set default values
  80                 if (DEBUGMODE_ENABLED) {
  81                         $this->setIndent(true);
  82                 }
  83         }
  84
  85         /**
  86          * Destructor
  87          */
  88         public function __destruct() {
  89                 // Unlink temporary files
  90                 if ($this->_tempFileName != '') {
  91                         @unlink($this->_tempFileName);
  92                 }
  93         }
  94
  95         /**
  96          * Get written data
  97          *
  98          * @return $data
  99          */
 100         public function getData() {
 101                 if ($this->_tempFileName == '') {
 102                         return $this->outputMemory(true);
 103                 } else {
 104                         $this->flush();
 105                         return file_get_contents($this->_tempFileName);
 106                 }
 107         }
 108
 109         /**
 110          * Fallback method for writeRaw, introduced in PHP 5.2
 111          *
 112          * @param string $text
 113          * @return string
 114          */
 115         public function writeRawData($text)
 116         {
 117                 if (is_array($text)) {
 118                         $text = implode("\n",$text);
 119                 }
 120
 121                 if (method_exists($this, 'writeRaw')) {
 122                         return $this->writeRaw(htmlspecialchars($text));
 123                 }
 124
 125                 return $this->text($text);
 126         }
 127 }