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Dir : ~/usr/share/psa-horde/imp/lib/Mime/Viewer/

Edit File: Zip.php

<?php
/**
 * Copyright 2002-2017 Horde LLC (http://www.horde.org/)
 *
 * See the enclosed file COPYING for license information (GPL). If you
 * did not receive this file, see http://www.horde.org/licenses/gpl.
 *
 * @category  Horde
 * @copyright 2002-2017 Horde LLC
 * @license   http://www.horde.org/licenses/gpl GPL
 * @package   IMP
 */

/**
 * Handler to render the contents of ZIP files in HTML format, allowing
 * downloading of extractable files.
 *
 * @author    Mike Cochrane <mike@graftonhall.co.nz>
 * @author    Michael Slusarz <slusarz@horde.org>
 * @category  Horde
 * @copyright 2002-2017 Horde LLC
 * @license   http://www.horde.org/licenses/gpl GPL
 * @package   IMP
 */
class IMP_Mime_Viewer_Zip extends Horde_Mime_Viewer_Zip
{
    /**
     * Return the full rendered version of the Horde_Mime_Part object.
     *
     * URL parameters used by this function:
     *   - zip_attachment: (integer) The ZIP attachment to download.
     *
     * @return array  See parent::render().
     * @throws Horde_Exception
     */
    protected function _render()
    {
        $vars = $GLOBALS['injector']->getInstance('Horde_Variables');

if (!isset($vars->zip_attachment)) {
            return array();
        }

/* Send the requested file. Its position in the zip archive is located
         * in 'zip_attachment'. */
        $data = $this->_mimepart->getContents();
        $fileKey = $vars->zip_attachment - 1;

if (!($zip = $this->getConfigParam('zip'))) {
            $zip = Horde_Compress::factory('Zip');
            $this->setConfigParam('zip', $zip);
        }
        $zipInfo = $zip->decompress($data, array(
            'action' => Horde_Compress_Zip::ZIP_LIST
        ));

/* Verify that the requested file exists. */
        if (isset($zipInfo[$fileKey])) {
            $text = $zip->decompress($data, array(
                'action' => Horde_Compress_Zip::ZIP_DATA,
                'info' => $zipInfo,
                'key' => $fileKey
            ));
            if (!empty($text)) {
                return array(
                    $this->_mimepart->getMimeId() => array(
                        'data' => $text,
                        'name' => basename($zipInfo[$fileKey]['name']),
                        'type' => 'application/octet-stream'
                    )
                );
            }
        }

// TODO: Error reporting
        return array();
    }

/**
     * Return the rendered information about the Horde_Mime_Part object.
     *
     * @return array  See Horde_Mime_Viewer_Driver::render().
     */
    protected function _renderInfo()
    {
        $this->_callback = array($this, '_IMPcallback');
        return parent::_renderInfo();
    }

/**
     * The function to use as a callback to _renderInfo().
     *
     * @param integer $key  The position of the file in the zip archive.
     * @param array $val    The information array for the archived file.
     *
     * @return string  The content-type of the output.
     */
    protected function _IMPcallback($key, $val)
    {
        $name = preg_replace('/(&nbsp;)+$/', '', $val['name']);

if (!empty($val['size']) && (strstr($val['attr'], 'D') === false) &&
            ((($val['method'] == 0x8) && Horde_Util::extensionExists('zlib')) ||
             ($val['method'] == 0x0))) {
            $mime_part = clone $this->_mimepart;
            $mime_part->setName(basename($name));
            $val['name'] = str_replace($name, $this->getConfigParam('imp_contents')->linkView($mime_part, 'download_render', $name, array('jstext' => sprintf(_("View %s"), str_replace('&nbsp;', ' ', $name)), 'class' => 'fixed', 'params' => array('zip_attachment' => urlencode($key) + 1))), $val['name']);
        }

return $val;
    }

}