1: <?php
  2: /**
  3:  * The Horde_Mime_Viewer_Ooo class renders out OpenOffice.org documents in
  4:  * HTML format.
  5:  *
  6:  * Copyright 2003-2012 Horde LLC (http://www.horde.org/)
  7:  *
  8:  * See the enclosed file COPYING for license information (LGPL). If you
  9:  * did not receive this file, see http://www.horde.org/licenses/lgpl21.
 10:  *
 11:  * @author   Marko Djukic <marko@oblo.com>
 12:  * @author   Jan Schneider <jan@horde.org>
 13:  * @category Horde
 14:  * @license  http://www.horde.org/licenses/lgpl21 LGPL 2.1
 15:  * @package  Mime_Viewer
 16:  */
 17: class Horde_Mime_Viewer_Ooo extends Horde_Mime_Viewer_Base
 18: {
 19:     /**
 20:      * This driver's display capabilities.
 21:      *
 22:      * @var array
 23:      */
 24:     protected $_capability = array(
 25:         'full' => true,
 26:         'info' => false,
 27:         'inline' => false,
 28:         'raw' => false
 29:     );
 30: 
 31:     /**
 32:      * Metadata for the current viewer/data.
 33:      *
 34:      * @var array
 35:      */
 36:     protected $_metadata = array(
 37:         /* At this point assume that the document takes advantage of ZIP
 38:          * compression. */
 39:         'compressed' => true,
 40:         'embedded' => false,
 41:         'forceinline' => false
 42:     );
 43: 
 44:     /**
 45:      * Constructor.
 46:      *
 47:      * @param Horde_Mime_Part $mime_part  The object with the data to be
 48:      *                                    rendered.
 49:      * @param array $conf                 Configuration:
 50:      * <pre>
 51:      * 'zip' - (Horde_Compress_Zip) A zip object.
 52:      * </pre>
 53:      */
 54:     public function __construct(Horde_Mime_Part $part, array $conf = array())
 55:     {
 56:         parent::__construct($part, $conf);
 57:     }
 58: 
 59:     /**
 60:      * Return the full rendered version of the Horde_Mime_Part object.
 61:      *
 62:      * @return array  See parent::render().
 63:      * @throws Horde_Exception
 64:      */
 65:     protected function _render()
 66:     {
 67:         $has_xsl = Horde_Util::extensionExists('xsl');
 68:         // DOESN'T WORK AT THE MOMENT
 69:         $has_xsl = false;
 70:         if ($has_xsl) {
 71:             $tmpdir = Horde_Util::createTempDir(true);
 72:         }
 73: 
 74:         $fnames = array('content.xml', 'styles.xml', 'meta.xml');
 75:         $tags = array(
 76:             'text:p' => 'p',
 77:             'table:table' => 'table border="0" cellspacing="1" cellpadding="0" ',
 78:             'table:table-row' => 'tr bgcolor="#cccccc"',
 79:             'table:table-cell' => 'td',
 80:             'table:number-columns-spanned=' => 'colspan='
 81:         );
 82: 
 83:         if (!$this->getConfigParam('zip')) {
 84:             $this->setConfigParam('zip', Horde_Compress::factory('Zip'));
 85:         }
 86:         $list = $this->getConfigParam('zip')
 87:             ->decompress($this->_mimepart->getContents(),
 88:                          array('action' => Horde_Compress_Zip::ZIP_LIST));
 89: 
 90:         foreach ($list as $key => $file) {
 91:             if (in_array($file['name'], $fnames)) {
 92:                 $content = $this->getConfigParam('zip')
 93:                     ->decompress($this->_mimepart->getContents(), array(
 94:                         'action' => Horde_Compress_Zip::ZIP_DATA,
 95:                         'info' => $list,
 96:                         'key' => $key
 97:                     ));
 98: 
 99:                 if ($has_xsl) {
100:                     file_put_contents($tmpdir . $file['name'], $content);
101:                 } elseif ($file['name'] == 'content.xml') {
102:                     return array(
103:                         $this->_mimepart->getMimeId() => array(
104:                             'data' => str_replace(array_keys($tags), array_values($tags), $content),
105:                             'status' => array(),
106:                             'type' => 'text/html; charset=UTF-8'
107:                         )
108:                     );
109:                 }
110:             }
111:         }
112: 
113:         if (!$has_xsl) {
114:             return array();
115:         }
116: 
117:         $xslt = new XSLTProcessor();
118:         $xsl = new DOMDocument();
119:         $xsl->load(realpath(dirname(__FILE__) . '/Ooo/main_html.xsl'));
120:         $xslt->importStylesheet($xsl);
121:         $xslt->setParameter('http://www.w3.org/1999/XSL/Transform', array(
122:             'metaFileURL' => $tmpdir . 'meta.xml',
123:             'stylesFileURL' => $tmpdir . 'styles.xml',
124:             'disableJava' => true
125:         ));
126:         $xml = new DOMDocument();
127:         $xml->load(realpath($tmpdir . 'content.xml'));
128:         $result = $xslt->transformToXml($xml);
129:         if (!$result) {
130:             $result = libxml_get_last_error()->message;
131:         }
132: 
133:         return array(
134:             $this->_mimepart->getMimeId() => array(
135:                 'data' => $result,
136:                 'status' => array(),
137:                 'type' => 'text/html; charset=UTF-8'
138:             )
139:         );
140:     }
141: 
142: }
143: