WpOrg\Requests
Iri::remove_dot_segments()
Remove dot segments from a path
Method of the class: Iri{}
No Hooks.
Return
String
.
Usage
// protected - for code of main (parent) or child class $result = $this->remove_dot_segments( $input );
- $input(string) (required)
- -
Iri::remove_dot_segments() Iri::remove dot segments code WP 6.6.2
protected function remove_dot_segments($input) { $output = ''; while (strpos($input, './') !== false || strpos($input, '/.') !== false || $input === '.' || $input === '..') { // A: If the input buffer begins with a prefix of "../" or "./", // then remove that prefix from the input buffer; otherwise, if (strpos($input, '../') === 0) { $input = substr($input, 3); } elseif (strpos($input, './') === 0) { $input = substr($input, 2); } // B: if the input buffer begins with a prefix of "/./" or "/.", // where "." is a complete path segment, then replace that prefix // with "/" in the input buffer; otherwise, elseif (strpos($input, '/./') === 0) { $input = substr($input, 2); } elseif ($input === '/.') { $input = '/'; } // C: if the input buffer begins with a prefix of "/../" or "/..", // where ".." is a complete path segment, then replace that prefix // with "/" in the input buffer and remove the last segment and its // preceding "/" (if any) from the output buffer; otherwise, elseif (strpos($input, '/../') === 0) { $input = substr($input, 3); $output = substr_replace($output, '', (strrpos($output, '/') ?: 0)); } elseif ($input === '/..') { $input = '/'; $output = substr_replace($output, '', (strrpos($output, '/') ?: 0)); } // D: if the input buffer consists only of "." or "..", then remove // that from the input buffer; otherwise, elseif ($input === '.' || $input === '..') { $input = ''; } // E: move the first path segment in the input buffer to the end of // the output buffer, including the initial "/" character (if any) // and any subsequent characters up to, but not including, the next // "/" character or the end of the input buffer elseif (($pos = strpos($input, '/', 1)) !== false) { $output .= substr($input, 0, $pos); $input = substr_replace($input, '', 0, $pos); } else { $output .= $input; $input = ''; } } return $output . $input; }