/**
* Extract files from archive to target directory
*
* @param string $pathExtracted Absolute path of target directory
* @return mixed Array of filenames if successful; or 0 if an error occurred
*/
public function extract($pathExtracted)
{
if (substr($pathExtracted, -1) !== '/') {
$pathExtracted .= '/';
}
$fileselector = array();
$list = array();
$count = $this->ziparchive->numFiles;
if ($count === 0) {
return 0;
}
for ($i = 0; $i < $count; $i++) {
$entry = $this->ziparchive->statIndex($i);
$filename = str_replace('\\', '/', $entry['name']);
$parts = explode('/', $filename);
if (!strncmp($filename, '/', 1) || array_search('..', $parts) !== false || strpos($filename, ':') !== false) {
return 0;
}
$fileselector[] = $entry['name'];
$list[] = array('filename' => $pathExtracted . $entry['name'], 'stored_filename' => $entry['name'], 'size' => $entry['size'], 'compressed_size' => $entry['comp_size'], 'mtime' => $entry['mtime'], 'index' => $i, 'crc' => $entry['crc']);
}
$res = $this->ziparchive->extractTo($pathExtracted, $fileselector);
if ($res === false) {
return 0;
}
return $list;
}
/**
* @group Core
*/
public function testUnzipEmptyFile()
{
clearstatcache();
$filename = dirname(__FILE__) . '/Unzip/empty.zip';
$extractDir = PIWIK_USER_PATH . '/tmp/latest/';
$unzip = new ZipArchive($filename);
$res = $unzip->extract($extractDir);
$this->assertEquals(0, $res);
}
