*/ protected $targetFunctions = [ 'fopen' => true, ]; /** * Do a version check to determine if this sniff needs to run at all. * * @since 9.0.0 * * @return bool */ protected function bowOutEarly() { // Version used here should be (above) the highest version from the `newModes` control, // structure below, i.e. the last PHP version in which a new mode was introduced. return (ScannedCode::shouldRunOnOrBelow('7.1') === false); } /** * Process the parameters of a matched function. * * @since 9.0.0 * * @param \PHP_CodeSniffer\Files\File $phpcsFile The file being scanned. * @param int $stackPtr The position of the current token in the stack. * @param string $functionName The token content (function name) which was matched. * @param array $parameters Array with information about the parameters. * * @return int|void Integer stack pointer to skip forward or void to continue * normal file processing. */ public function processParameters(File $phpcsFile, $stackPtr, $functionName, $parameters) { $targetParam = PassedParameters::getParameterFromStack($parameters, 2, 'mode'); if ($targetParam === false) { return; } $tokens = $phpcsFile->getTokens(); $errors = []; for ($i = $targetParam['start']; $i <= $targetParam['end']; $i++) { if ($tokens[$i]['code'] === \T_STRING || $tokens[$i]['code'] === \T_VARIABLE ) { // Variable, constant, function call. Ignore as undetermined. return; } if ($tokens[$i]['code'] !== \T_CONSTANT_ENCAPSED_STRING) { continue; } if (\strpos($tokens[$i]['content'], 'c+') !== false && ScannedCode::shouldRunOnOrBelow('5.2.5') === true) { $errors['cplusFound'] = [ 'c+', '5.2.5', $targetParam['clean'], ]; } elseif (\strpos($tokens[$i]['content'], 'c') !== false && ScannedCode::shouldRunOnOrBelow('5.2.5') === true) { $errors['cFound'] = [ 'c', '5.2.5', $targetParam['clean'], ]; } if (\strpos($tokens[$i]['content'], 'e') !== false && ScannedCode::shouldRunOnOrBelow('7.0.15') === true) { $errors['eFound'] = [ 'e', '7.0.15', $targetParam['clean'], ]; } } if (empty($errors) === true) { return; } foreach ($errors as $errorCode => $errorData) { $phpcsFile->addError( 'Passing "%s" as the $mode to fopen() is not supported in PHP %s or lower. Found: %s', $targetParam['start'], $errorCode, $errorData ); } } }