src/PEAR/Frontend/CLI.php
function confirmDialog($params)
    {
        $answers = $prompts = $types = array();
        foreach ($params as $param) {
            $prompts[$param['name']] = $param['prompt'];
            $types[$param['name']]   = $param['type'];
            $answers[$param['name']] = isset($param['default']) ? $param['default'] : '';
        }

        $tried = false;
        do {
            if ($tried) {
                $i = 1;
                foreach ($answers as $var => $value) {
                    if (!strlen($value)) {
                        echo $this->bold("* Enter an answer for #" . $i . ": ({$prompts[$var]})\n");
                    }
                    $i++;
                }
            }

            $answers = $this->userDialog('', $prompts, $types, $answers);
            $tried   = true;
        } while (is_array($answers) && count(array_filter($answers)) != count($prompts));

        return $answers;
    }
function confirmDialog($params)
    {
        $answers = $prompts = $types = array();
        foreach ($params as $param) {
            $prompts[$param['name']] = $param['prompt'];
            $types[$param['name']]   = $param['type'];
            $answers[$param['name']] = isset($param['default']) ? $param['default'] : '';
        }

        $tried = false;
        do {
            if ($tried) {
                $i = 1;
                foreach ($answers as $var => $value) {
                    if (!strlen($value)) {
                        echo $this->bold("* Enter an answer for #" . $i . ": ({$prompts[$var]})\n");
                    }
                    $i++;
                }
            }

            $answers = $this->userDialog('', $prompts, $types, $answers);
            $tried   = true;
        } while (is_array($answers) && count(array_filter($answers)) != count($prompts));

        return $answers;
    }
Ask for user input, confirm the answers and continue until the user is satisfied
@param array an array of arrays, format array('name' => 'paramname', 'prompt' =>
'text to display', 'type' => 'string'[, default => 'default value'])
@return array