/**
* Prompts the user for input, and returns it.
*
* @param string $prompt Prompt text.
* @param mixed $options Array or string of options.
* @param string $default Default input value.
* @return Either the default value, or the user-provided input.
* @access public
*/
function in($prompt, $options = null, $default = null)
{
if (!$this->interactive) {
return $default;
}
$in = $this->Dispatch->getInput($prompt, $options, $default);
if ($options && is_string($options)) {
if (strpos($options, ',')) {
$options = explode(',', $options);
} elseif (strpos($options, '/')) {
$options = explode('/', $options);
} else {
$options = array($options);
}
}
if (is_array($options)) {
while ($in === '' || $in !== '' && (!in_array(strtolower($in), $options) && !in_array(strtoupper($in), $options)) && !in_array($in, $options)) {
$in = $this->Dispatch->getInput($prompt, $options, $default);
}
}
return $in;
}
