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   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  }