/**
* Returns a list of lines matching the specified pattern in all the files found
* in the specified directory, each entry in the list contains the relative path
* of the file and the number of the line where the pattern was found, as well
* as the string around the pattern in that line.
*
* @param string $directory Directory where the scanner is located at the moment.
* @param string $pattern Text that will be searched inside each file.
* @return array Associative list with the file path and line number of the match.
*/
public function grep_pattern($directory = '', $pattern = '')
{
$dir_tree = $this->get_directory_tree($directory);
$pattern = '/.*' . str_replace('/', '\\/', $pattern) . '.*/';
$results = array();
if (class_exists('SplFileObject') && class_exists('RegexIterator') && SucuriScan::is_valid_pattern($pattern)) {
foreach ($dir_tree as $file_path) {
try {
$fobject = new SplFileObject($file_path);
$fstream = new RegexIterator($fobject, $pattern, RegexIterator::MATCH);
foreach ($fstream as $key => $ltext) {
$lnumber = $key + 1;
$ltext = str_replace("\n", '', $ltext);
$fpath = str_replace($directory, '', $file_path);
$loutput = sprintf('%s:%d:%s', $fpath, $lnumber, $ltext);
$results[] = array('file_path' => $file_path, 'relative_path' => $fpath, 'line_number' => $lnumber, 'line_text' => $ltext, 'output' => $loutput);
}
} catch (RuntimeException $exception) {
SucuriScanEvent::report_exception($exception);
}
}
}
return $results;
}
