[Console] always use stty when possible to ask hidden questions
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@ -34,6 +34,7 @@ class QuestionHelper extends Helper
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private $inputStream;
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private $inputStream;
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private static $shell;
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private static $shell;
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private static $stty = true;
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private static $stty = true;
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private static $stdinIsInteractive;
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/**
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/**
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* Asks a question to the user.
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* Asks a question to the user.
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@ -419,33 +420,26 @@ class QuestionHelper extends Helper
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if (self::$stty && Terminal::hasSttyAvailable()) {
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if (self::$stty && Terminal::hasSttyAvailable()) {
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$sttyMode = shell_exec('stty -g');
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$sttyMode = shell_exec('stty -g');
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shell_exec('stty -echo');
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shell_exec('stty -echo');
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$value = fgets($inputStream, 4096);
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} elseif ($this->isInteractiveInput($inputStream)) {
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throw new RuntimeException('Unable to hide the response.');
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}
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$value = fgets($inputStream, 4096);
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if (self::$stty && Terminal::hasSttyAvailable()) {
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shell_exec(sprintf('stty %s', $sttyMode));
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shell_exec(sprintf('stty %s', $sttyMode));
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if (false === $value) {
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throw new MissingInputException('Aborted.');
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}
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if ($trimmable) {
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$value = trim($value);
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}
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$output->writeln('');
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return $value;
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}
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}
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if (false !== $shell = $this->getShell()) {
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if (false === $value) {
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$readCmd = 'csh' === $shell ? 'set mypassword = $<' : 'read -r mypassword';
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throw new MissingInputException('Aborted.');
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$command = sprintf("/usr/bin/env %s -c 'stty -echo; %s; stty echo; echo \$mypassword' 2> /dev/null", $shell, $readCmd);
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$sCommand = shell_exec($command);
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$value = $trimmable ? rtrim($sCommand) : $sCommand;
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$output->writeln('');
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return $value;
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}
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}
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if ($trimmable) {
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$value = trim($value);
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}
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$output->writeln('');
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throw new RuntimeException('Unable to hide the response.');
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return $value;
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}
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}
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/**
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/**
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@ -473,56 +467,35 @@ class QuestionHelper extends Helper
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throw $e;
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throw $e;
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} catch (\Exception $error) {
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} catch (\Exception $error) {
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}
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}
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$attempts = $attempts ?? -(int) $this->askForever();
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}
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}
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throw $error;
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throw $error;
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}
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}
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/**
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private function isInteractiveInput($inputStream): bool
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* Returns a valid unix shell.
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*
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* @return string|bool The valid shell name, false in case no valid shell is found
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*/
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private function getShell()
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{
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{
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if (null !== self::$shell) {
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if ('php://stdin' !== (stream_get_meta_data($inputStream)['uri'] ?? null)) {
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return self::$shell;
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return false;
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}
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}
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self::$shell = false;
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if (null !== self::$stdinIsInteractive) {
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return self::$stdinIsInteractive;
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if (file_exists('/usr/bin/env')) {
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// handle other OSs with bash/zsh/ksh/csh if available to hide the answer
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$test = "/usr/bin/env %s -c 'echo OK' 2> /dev/null";
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foreach (['bash', 'zsh', 'ksh', 'csh'] as $sh) {
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if ('OK' === rtrim(shell_exec(sprintf($test, $sh)))) {
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self::$shell = $sh;
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break;
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}
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}
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}
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return self::$shell;
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}
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private function askForever(): bool
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{
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$inputStream = $this->inputStream ?: fopen('php://stdin', 'r');
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if ('php://stdin' !== (stream_get_meta_data($inputStream)['url'] ?? null)) {
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return true;
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}
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}
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if (\function_exists('stream_isatty')) {
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if (\function_exists('stream_isatty')) {
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return stream_isatty($inputStream);
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return self::$stdinIsInteractive = stream_isatty(fopen('php://stdin', 'r'));
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}
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}
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if (\function_exists('posix_isatty')) {
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if (\function_exists('posix_isatty')) {
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return posix_isatty($inputStream);
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return self::$stdinIsInteractive = posix_isatty(fopen('php://stdin', 'r'));
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}
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}
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return true;
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if (!\function_exists('exec')) {
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return self::$stdinIsInteractive = true;
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}
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exec('stty 2> /dev/null', $output, $status);
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return self::$stdinIsInteractive = 1 !== $status;
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}
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}
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}
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}
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