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<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006~2015 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: yunwuxin <448901948@qq.com>
// +----------------------------------------------------------------------
namespace think\console;
use Exception;
use think\console\output\Ask;
use think\console\output\Descriptor;
use think\console\output\driver\Buffer;
use think\console\output\driver\Console;
use think\console\output\driver\Nothing;
use think\console\output\Question;
use think\console\output\question\Choice;
use think\console\output\question\Confirmation;
/**
* Class Output
* @package think\console
*
* @see \think\console\output\driver\Console::setDecorated
* @method void setDecorated($decorated)
*
* @see \think\console\output\driver\Buffer::fetch
* @method string fetch()
*
* @method void info($message)
* @method void error($message)
* @method void comment($message)
* @method void warning($message)
* @method void highlight($message)
* @method void question($message)
*/
class Output
{
const VERBOSITY_QUIET = 0;
const VERBOSITY_NORMAL = 1;
const VERBOSITY_VERBOSE = 2;
const VERBOSITY_VERY_VERBOSE = 3;
const VERBOSITY_DEBUG = 4;
const OUTPUT_NORMAL = 0;
const OUTPUT_RAW = 1;
const OUTPUT_PLAIN = 2;
private $verbosity = self::VERBOSITY_NORMAL;
/** @var Buffer|Console|Nothing */
private $handle = null;
protected $styles = [
'info',
'error',
'comment',
'question',
'highlight',
'warning'
];
public function __construct($driver = 'console')
{
$class = '\\think\\console\\output\\driver\\' . ucwords($driver);
$this->handle = new $class($this);
}
public function ask(Input $input, $question, $default = null, $validator = null)
{
$question = new Question($question, $default);
$question->setValidator($validator);
return $this->askQuestion($input, $question);
}
public function askHidden(Input $input, $question, $validator = null)
{
$question = new Question($question);
$question->setHidden(true);
$question->setValidator($validator);
return $this->askQuestion($input, $question);
}
public function confirm(Input $input, $question, $default = true)
{
return $this->askQuestion($input, new Confirmation($question, $default));
}
/**
* {@inheritdoc}
*/
public function choice(Input $input, $question, array $choices, $default = null)
{
if (null !== $default) {
$values = array_flip($choices);
$default = $values[$default];
}
return $this->askQuestion($input, new Choice($question, $choices, $default));
}
protected function askQuestion(Input $input, Question $question)
{
$ask = new Ask($input, $this, $question);
$answer = $ask->run();
if ($input->isInteractive()) {
$this->newLine();
}
return $answer;
}
protected function block($style, $message)
{
$this->writeln("<{$style}>{$message}</$style>");
}
/**
* 输出空行
* @param int $count
*/
public function newLine($count = 1)
{
$this->write(str_repeat(PHP_EOL, $count));
}
/**
* 输出信息并换行
* @param string $messages
* @param int $type
*/
public function writeln($messages, $type = self::OUTPUT_NORMAL)
{
$this->write($messages, true, $type);
}
/**
* 输出信息
* @param string $messages
* @param bool $newline
* @param int $type
*/
public function write($messages, $newline = false, $type = self::OUTPUT_NORMAL)
{
$this->handle->write($messages, $newline, $type);
}
public function renderException(\Exception $e)
{
$this->handle->renderException($e);
}
/**
* {@inheritdoc}
*/
public function setVerbosity($level)
{
$this->verbosity = (int) $level;
}
/**
* {@inheritdoc}
*/
public function getVerbosity()
{
return $this->verbosity;
}
public function isQuiet()
{
return self::VERBOSITY_QUIET === $this->verbosity;
}
public function isVerbose()
{
return self::VERBOSITY_VERBOSE <= $this->verbosity;
}
public function isVeryVerbose()
{
return self::VERBOSITY_VERY_VERBOSE <= $this->verbosity;
}
public function isDebug()
{
return self::VERBOSITY_DEBUG <= $this->verbosity;
}
public function describe($object, array $options = [])
{
$descriptor = new Descriptor();
$options = array_merge([
'raw_text' => false,
], $options);
$descriptor->describe($this, $object, $options);
}
public function __call($method, $args)
{
if (in_array($method, $this->styles)) {
array_unshift($args, $method);
return call_user_func_array([$this, 'block'], $args);
}
if ($this->handle && method_exists($this->handle, $method)) {
return call_user_func_array([$this->handle, $method], $args);
} else {
throw new Exception('method not exists:' . __CLASS__ . '->' . $method);
}
}
}