OpenApiReader

OpenApiReader.php

public function getPathFromUri(string $uri, string $method, array &$parameters = []) : ?string
    {
        $parsed         = parse_url($uri);
        $templatePaths  = [];
        $exact          = null;
        foreach ($this->reader->get('paths') as $path => $pathObject) {
            if (isset($pathObject[$method])) {
                if (false !== mb_strpos($path, '{')) {
                    $templatePaths[] = $path;
                } elseif (self::strEndsWith($parsed['path'], $path)
                    && (null === $exact || mb_strlen($path) < mb_strlen($exact))) {
                    $exact = $path;
                }
            }
        }
        $found = [];
        foreach ($templatePaths as $path) {
            $pattern = preg_replace_callback('/\/\{(.+?)\}/', function ($matches) {
                return '/(?<'.$matches[1].'>[^/}]+?)';
            }, $path);
            $pattern = '/'.str_replace('/', '\/', $pattern).'$/';
            if (preg_match_all($pattern, $parsed['path'], $matches)) {
                $params = [];
                foreach ($matches as $key => $values) {
                    if (!is_numeric($key)) {
                        $params[$key] = is_numeric($values[0]) ? intval($values[0]) : $values[0];
                    }
                }
                $found[$path] = $params;
            }
        }

        // If there is an exact path and template path matches, find out which one
        // has the most / chars, i.e. is the longest match
        $maxLength = mb_substr_count($exact ?? '', '/');
        $retPath   = $exact;
        foreach ($found as $path => $pathParameters) {
            $length = mb_substr_count($path, '/');
            if ($length > $maxLength) {
                $maxLength  = $length;
                $retPath    = $path;
                $parameters = $pathParameters;
            }
        }
        return $retPath;
    }

OpenApiReader_strEndsWith.php

private static function strEndsWith($haystack, $needle)
{
    $length = mb_strlen($needle);
    if (0 == $length) {
        return true;
    }
    return mb_substr($haystack, -$length) === $needle;
}