midcom\datamanager\validation\phpValidator::lint()

Complexity

Conditions	3
Paths	3

Size

Total Lines	19
Code Lines	13

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	0
CRAP Score	12

Importance

Changes	1
Bugs	0	Features	0

<?php
    public static function lint(string $input) : ?string
    {
        $return_status = 0;
        $parse_results = [];
        exec(sprintf('echo %s | php -l', escapeshellarg($input)) . " 2>&1", $parse_results, $return_status);
        debug_print_r("php -l returned:", $parse_results);
        if ($return_status !== 0) {
            $parse_result = array_pop($parse_results);
            if (str_contains($parse_result, 'No syntax errors detected in ')) {
                // We have an error, but it's most likely a false positive, e.g. a PHP startup error
                return null;
            }
            $parse_result = array_pop($parse_results);
            $line = preg_replace('/^.+?on line (\d+).*?$/s', '\1', $parse_result);
            $l10n = midcom::get()->i18n->get_l10n('midcom.datamanager');

            return sprintf($l10n->get('type php: parse error in line %s'), $line);
        }
        return null;
    }