1: <?php
  2: /**
  3:  * The Horde_Mime_Viewer_Zip class renders out the contents of ZIP files in
  4:  * HTML format.
  5:  *
  6:  * Copyright 2000-2012 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   Chuck Hagenbuch <chuck@horde.org>
 12:  * @author   Michael Cochrane <mike@graftonhall.co.nz>
 13:  * @category Horde
 14:  * @license  http://www.horde.org/licenses/lgpl21 LGPL 2.1
 15:  * @package  Mime_Viewer
 16:  */
 17: class Horde_Mime_Viewer_Zip extends Horde_Mime_Viewer_Base
 18: {
 19:     /**
 20:      * This driver's display capabilities.
 21:      *
 22:      * @var array
 23:      */
 24:     protected $_capability = array(
 25:         'full' => false,
 26:         'info' => true,
 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:         'compressed' => true,
 38:         'embedded' => false,
 39:         'forceinline' => false
 40:     );
 41: 
 42:     /**
 43:      * A callback function to use in _toHTML().
 44:      *
 45:      * @var callback
 46:      */
 47:     protected $_callback = null;
 48: 
 49:     /**
 50:      * Constructor.
 51:      *
 52:      * @param Horde_Mime_Part $mime_part  The object with the data to be
 53:      *                                    rendered.
 54:      * @param array $conf                 Configuration:
 55:      * <pre>
 56:      * 'monospace' - (string) A class to use to display monospace text inline.
 57:      *               DEFAULT: Uses style="font-family:monospace"
 58:      * 'zip' - (Horde_Compress_Zip) Zip object.
 59:      * </pre>
 60:      *
 61:      * @throws InvalidArgumentException
 62:      */
 63:     public function __construct(Horde_Mime_Part $part, array $conf = array())
 64:     {
 65:         parent::__construct($part, $conf);
 66:     }
 67: 
 68:     /**
 69:      * Return the rendered information about the Horde_Mime_Part object.
 70:      *
 71:      * @return array  See parent::render().
 72:      * @throws Horde_Exception
 73:      */
 74:     protected function _renderInfo()
 75:     {
 76:         $charset = $this->getConfigParam('charset');
 77:         $contents = $this->_mimepart->getContents();
 78: 
 79:         if (!$this->getConfigParam('zip')) {
 80:             $this->setConfigParam('zip', Horde_Compress::factory('Zip'));
 81:         }
 82:         $zipInfo = $this->getConfigParam('zip')->decompress($contents, array(
 83:             'action' => Horde_Compress_Zip::ZIP_LIST
 84:         ));
 85: 
 86:         $fileCount = count($zipInfo);
 87: 
 88:         $name = $this->_mimepart->getName(true);
 89:         if (empty($name)) {
 90:             $name = Horde_Mime_Viewer_Translation::t("unnamed");
 91:         }
 92: 
 93:         $monospace = $this->getConfigParam('monospace');
 94: 
 95:         $text = '<table><tr><td align="left"><span ' .
 96:             ($monospace ? 'class="' . $monospace . '">' : 'style="font-family:monospace">') .
 97:             $this->_textFilter(
 98:                 Horde_Mime_Viewer_Translation::t("Archive Name") . ': ' . $name . "\n" .
 99:                 Horde_Mime_Viewer_Translation::t("Archive File Size") . ': ' . strlen($contents) .
100:                 " bytes\n" .
101:                 sprintf(Horde_Mime_Viewer_Translation::ngettext("File Count: %d file", "File Count: %d files", $fileCount), $fileCount) .
102:                 "\n\n" .
103:                 str_repeat(' ', 15) .
104:                 Horde_String::pad(Horde_Mime_Viewer_Translation::t("Attributes"), 10, ' ', STR_PAD_LEFT) .
105:                 Horde_String::pad(Horde_Mime_Viewer_Translation::t("Size"), 10, ' ', STR_PAD_LEFT) .
106:                 Horde_String::pad(Horde_Mime_Viewer_Translation::t("Modified Date"), 19, ' ', STR_PAD_LEFT) .
107:                 Horde_String::pad(Horde_Mime_Viewer_Translation::t("Method"), 10, ' ', STR_PAD_LEFT) .
108:                 Horde_String::pad(Horde_Mime_Viewer_Translation::t("Ratio"), 10, ' ', STR_PAD_LEFT) .
109:                 "\n",
110:                 'Space2html',
111:                 array(
112:                     'charset' => $charset,
113:                     'encode' => true,
114:                     'encode_all' => true
115:                 )
116:             ) . str_repeat('-', 74) . "\n";
117: 
118:         foreach ($zipInfo as $key => $val) {
119:             $ratio = (empty($val['size']))
120:                 ? 0
121:                 : 100 * ($val['csize'] / $val['size']);
122: 
123:             $val['name'] = Horde_String::pad(Horde_String::truncate($val['name'], 15), 15, ' ', STR_PAD_RIGHT);
124:             $val['attr'] = Horde_String::pad($val['attr'], 10, ' ', STR_PAD_LEFT);
125:             $val['size'] = Horde_String::pad($val['size'], 10, ' ', STR_PAD_LEFT);
126:             $val['date'] = Horde_String::pad(strftime("%d-%b-%Y %H:%M", $val['date']), 19, ' ', STR_PAD_LEFT);
127:             $val['method'] = Horde_String::pad($val['method'], 10, ' ', STR_PAD_LEFT);
128:             $val['ratio'] = Horde_String::pad(sprintf("%1.1f%%", $ratio), 10, ' ', STR_PAD_LEFT);
129: 
130:             reset($val);
131:             while (list($k, $v) = each($val)) {
132:                 $val[$k] = $this->_textFilter($v, 'Space2html', array(
133:                     'charset' => $charset,
134:                     'encode' => true,
135:                     'encode_all' => true
136:                 ));
137:             }
138: 
139:             if (!is_null($this->_callback)) {
140:                 $val = call_user_func($this->_callback, $key, $val);
141:             }
142: 
143:             $text .= $val['name'] . $val['attr'] . $val['size'] .
144:                 $val['date'] . $val['method'] . $val['ratio'] .
145:                 "\n";
146:         }
147: 
148:         return $this->_renderReturn(
149:             nl2br($text . str_repeat('-', 74) . "\n</span></td></tr></table>"),
150:             'text/html; charset=' . $charset
151:         );
152:     }
153: 
154: }
155: