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   1  <?php
   2  
   3  if (!defined('DATE_W3C')) {
   4      define('DATE_W3C', 'Y-m-d\TH:i:sP');
   5  }
   6  
   7  if (!defined('DEBUGMODE_ENABLED')) {
   8      define('DEBUGMODE_ENABLED', false);
   9  }
  10  
  11  /**
  12   * PHPExcel_Shared_XMLWriter
  13   *
  14   * Copyright (c) 2006 - 2015 PHPExcel
  15   *
  16   * This library is free software; you can redistribute it and/or
  17   * modify it under the terms of the GNU Lesser General Public
  18   * License as published by the Free Software Foundation; either
  19   * version 2.1 of the License, or (at your option) any later version.
  20   *
  21   * This library is distributed in the hope that it will be useful,
  22   * but WITHOUT ANY WARRANTY; without even the implied warranty of
  23   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  24   * Lesser General Public License for more details.
  25   *
  26   * You should have received a copy of the GNU Lesser General Public
  27   * License along with this library; if not, write to the Free Software
  28   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
  29   *
  30   * @category   PHPExcel
  31   * @package    PHPExcel_Shared
  32   * @copyright  Copyright (c) 2006 - 2015 PHPExcel (http://www.codeplex.com/PHPExcel)
  33   * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt    LGPL
  34   * @version    ##VERSION##, ##DATE##
  35   */
  36  class PHPExcel_Shared_XMLWriter extends XMLWriter
  37  {
  38      /** Temporary storage method */
  39      const STORAGE_MEMORY    = 1;
  40      const STORAGE_DISK      = 2;
  41  
  42      /**
  43       * Temporary filename
  44       *
  45       * @var string
  46       */
  47      private $tempFileName  = '';
  48  
  49      /**
  50       * Create a new PHPExcel_Shared_XMLWriter instance
  51       *
  52       * @param int      $pTemporaryStorage        Temporary storage location
  53       * @param string   $pTemporaryStorageFolder  Temporary storage folder
  54       */
  55      public function __construct($pTemporaryStorage = self::STORAGE_MEMORY, $pTemporaryStorageFolder = null)
  56      {
  57          // Open temporary storage
  58          if ($pTemporaryStorage == self::STORAGE_MEMORY) {
  59              $this->openMemory();
  60          } else {
  61              // Create temporary filename
  62              if ($pTemporaryStorageFolder === null) {
  63                  $pTemporaryStorageFolder = PHPExcel_Shared_File::sys_get_temp_dir();
  64              }
  65              $this->tempFileName = @tempnam($pTemporaryStorageFolder, 'xml');
  66  
  67              // Open storage
  68              if ($this->openUri($this->tempFileName) === false) {
  69                  // Fallback to memory...
  70                  $this->openMemory();
  71              }
  72          }
  73  
  74          // Set default values
  75          if (DEBUGMODE_ENABLED) {
  76              $this->setIndent(true);
  77          }
  78      }
  79  
  80      /**
  81       * Destructor
  82       */
  83      public function __destruct()
  84      {
  85          // Unlink temporary files
  86          if ($this->tempFileName != '') {
  87              @unlink($this->tempFileName);
  88          }
  89      }
  90  
  91      /**
  92       * Get written data
  93       *
  94       * @return $data
  95       */
  96      public function getData()
  97      {
  98          if ($this->tempFileName == '') {
  99              return $this->outputMemory(true);
 100          } else {
 101              $this->flush();
 102              return file_get_contents($this->tempFileName);
 103          }
 104      }
 105  
 106      /**
 107       * Fallback method for writeRaw, introduced in PHP 5.2
 108       *
 109       * @param string $text
 110       * @return string
 111       */
 112      public function writeRawData($text)
 113      {
 114          if (is_array($text)) {
 115              $text = implode("\n", $text);
 116          }
 117  
 118          if (method_exists($this, 'writeRaw')) {
 119              return $this->writeRaw(htmlspecialchars($text));
 120          }
 121  
 122          return $this->text($text);
 123      }
 124  }