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Viewing changes to libraries/PHPExcel/PHPExcel/Shared/XMLWriter.php

  • Committer: Bazaar Package Importer
  • Author(s): Michal Čihař
  • Date: 2010-03-08 15:25:00 UTC
  • mfrom: (1.2.8 upstream)
  • Revision ID: james.westby@ubuntu.com-20100308152500-6e8hmuqc5co39de5
Tags: 4:3.3.0-1
* New upstream version.
* Rediff debian/patches.
* Fix permissions on mediawiki export extension.

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libraries/PHPExcel/PHPExcel/Shared/XMLWriter.php
 
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<?php
 
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/**
 
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 * PHPExcel
 
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 *
 
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 * Copyright (c) 2006 - 2009 PHPExcel
 
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 *
 
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 * This library is free software; you can redistribute it and/or
 
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 * modify it under the terms of the GNU Lesser General Public
 
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 * License as published by the Free Software Foundation; either
 
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 * version 2.1 of the License, or (at your option) any later version.
 
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 *
 
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 * This library is distributed in the hope that it will be useful,
 
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 
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 * Lesser General Public License for more details.
 
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 *
 
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 * You should have received a copy of the GNU Lesser General Public
 
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 * License along with this library; if not, write to the Free Software
 
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 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 
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 *
 
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 * @category   PHPExcel
 
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 * @package    PHPExcel_Shared
 
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 * @copyright  Copyright (c) 2006 - 2009 PHPExcel (http://www.codeplex.com/PHPExcel)
 
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 * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt    LGPL
 
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 * @version    1.7.0, 2009-08-10
 
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 */
 
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if (!defined('DATE_W3C')) {
 
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  define('DATE_W3C', 'Y-m-d\TH:i:sP');
 
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}
 
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/**
 
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 * PHPExcel_Shared_XMLWriter
 
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 *
 
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 * @category   PHPExcel
 
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 * @package    PHPExcel_Shared
 
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 * @copyright  Copyright (c) 2006 - 2009 PHPExcel (http://www.codeplex.com/PHPExcel)
 
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 */
 
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class PHPExcel_Shared_XMLWriter {
 
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        /** Temporary storage method */
 
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        const STORAGE_MEMORY    = 1;
 
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        const STORAGE_DISK              = 2;
 
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        /**
 
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         * Internal XMLWriter
 
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         *
 
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         * @var XMLWriter
 
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         */
 
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        private $_xmlWriter;
 
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        /**
 
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         * Temporary filename
 
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         *
 
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         * @var string
 
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         */
 
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        private $_tempFileName = '';
 
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        /**
 
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         * Create a new PHPExcel_Shared_XMLWriter instance
 
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         *
 
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         * @param int           $pTemporaryStorage                      Temporary storage location
 
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         * @param string        $pTemporaryStorageFolder        Temporary storage folder
 
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         */
 
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    public function __construct($pTemporaryStorage = self::STORAGE_MEMORY, $pTemporaryStorageFolder = './') {
 
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        // Create internal XMLWriter
 
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        $this->_xmlWriter = new XMLWriter();
 
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        // Open temporary storage
 
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        if ($pTemporaryStorage == self::STORAGE_MEMORY) {
 
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                $this->_xmlWriter->openMemory();
 
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        } else {
 
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                // Create temporary filename
 
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                $this->_tempFileName = @tempnam($pTemporaryStorageFolder, 'xml');
 
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                // Open storage
 
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                if ($this->_xmlWriter->openUri($this->_tempFileName) === false) {
 
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                        // Fallback to memory...
 
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                        $this->_xmlWriter->openMemory();
 
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                }
 
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        }
 
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        // Set default values
 
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        $this->_xmlWriter->setIndent(true);
 
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    }
 
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    /**
 
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     * Destructor
 
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     */
 
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    public function __destruct() {
 
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        // Desctruct XMLWriter
 
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        unset($this->_xmlWriter);
 
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        // Unlink temporary files
 
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        if ($this->_tempFileName != '') {
 
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                @unlink($this->_tempFileName);
 
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        }
 
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    }
 
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    /**
 
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     * Get written data
 
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     *
 
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     * @return $data
 
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     */
 
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    public function getData() {
 
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        if ($this->_tempFileName == '') {
 
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                return $this->_xmlWriter->outputMemory(true);
 
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        } else {
 
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                $this->_xmlWriter->flush();
 
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                return file_get_contents($this->_tempFileName);
 
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        }
 
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    }
 
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    /**
 
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     * Catch function calls (and pass them to internal XMLWriter)
 
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     *
 
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     * @param unknown_type $function
 
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     * @param unknown_type $args
 
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     */
 
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    public function __call($function, $args) {
 
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        try {
 
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                @call_user_func_array(array($this->_xmlWriter, $function), $args);
 
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        } catch (Exception $ex) {
 
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                // Do nothing!
 
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        }
 
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    }
 
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    /**
 
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     * Fallback method for writeRaw, introduced in PHP 5.2
 
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     *
 
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     * @param string $text
 
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     * @return string
 
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     */
 
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    public function writeRaw($text)
 
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    {
 
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        if (isset($this->_xmlWriter) && is_object($this->_xmlWriter) && (method_exists($this->_xmlWriter, 'writeRaw'))) {
 
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            return $this->_xmlWriter->writeRaw(htmlspecialchars($text));
 
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        }
 
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        return $this->text($text);
 
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    }
 
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}