/usr/share/horde/whups/lib/Mime/Viewer/Zip.php is in php-horde-whups 3.0.9-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/**
* The Whups_Mime_Viewer_Zip class renders out the contents of ZIP files
* in HTML format and allows downloading of extractable files.
*
* Copyright 2002-2016 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.
*
* @author Mike Cochrane <mike@graftonhall.co.nz>
* @author Michael Slusarz <slusarz@horde.org>
* @author Jan Schneider <jan@horde.org>
* @package Horde_MIME_Viewer
*/
class Whups_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:
* <pre>
* 'zip_attachment' - (integer) The ZIP attachment to download.
* </pre>
*
* @return array See parent::render().
*/
protected function _render()
{
if (!($zip_atc = Horde_Util::getFormData('zip_attachment'))) {
$this->_callback = array($this, '_whupsCallback');
return parent::_render();
}
/* Send the requested file. Its position in the zip archive is located
* in 'zip_attachment'. */
$data = $this->_mimepart->getContents();
if (!($zip = $this->getConfigParam('zip'))) {
$zip = Horde_Compress::factory('zip');
$this->setConfigParam('zip', $zip);
}
$fileKey = $zip_atc - 1;
$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']),
'status' => array(),
'type' => 'application/octet-stream'
)
);
}
}
// TODO: Error reporting
return array();
}
/**
* Return the rendered inline version of the Horde_Mime_Part object.
*
* @return array See parent::render().
*/
protected function _renderInfo()
{
$this->_callback = array($this, '_whupsCallback');
return parent::_renderInfo();
}
/**
* The function to use as a callback to _toHTML().
*
* @param integer $key The position of the file in the zip archive.
* @param array $val The information array for the archived file.
*
* @return string The content-type of the output.
*/
protected function _whupsCallback($key, $val)
{
$name = preg_replace('/( )+$/', '', $val['name']);
if (!empty($val['size']) && (strstr($val['attr'], 'D') === false) &&
((($val['method'] == 0x8) && Horde_Util::extensionExists('zlib')) ||
($val['method'] == 0x0))) {
$mime_part = $this->_mimepart;
$mime_part->setName(basename($name));
$val['name'] = str_replace($name, Horde::url('view.php')->add(array('actionID' => 'view_file', 'type' => Horde_Util::getFormData('type'), 'file' => Horde_Util::getFormData('file'), 'ticket' => Horde_Util::getFormData('ticket'), 'zip_attachment' => $key + 1))->link() . $name . '</a>', $val['name']);
}
return $val;
}
}
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