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 1.8.0, 2014-03-02
 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: }
128: