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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 think\console\input\Argument;
use think\console\input\Definition;
use think\console\input\Option;
class Input
{
/**
* @var Definition
*/
protected $definition;
/**
* @var Option[]
*/
protected $options = [];
/**
* @var Argument[]
*/
protected $arguments = [];
protected $interactive = true;
private $tokens;
private $parsed;
public function __construct($argv = null)
{
if (null === $argv) {
$argv = $_SERVER['argv'];
// 去除命令名
array_shift($argv);
}
$this->tokens = $argv;
$this->definition = new Definition();
}
protected function setTokens(array $tokens)
{
$this->tokens = $tokens;
}
/**
* 绑定实例
* @param Definition $definition A InputDefinition instance
*/
public function bind(Definition $definition)
{
$this->arguments = [];
$this->options = [];
$this->definition = $definition;
$this->parse();
}
/**
* 解析参数
*/
protected function parse()
{
$parseOptions = true;
$this->parsed = $this->tokens;
while (null !== $token = array_shift($this->parsed)) {
if ($parseOptions && '' == $token) {
$this->parseArgument($token);
} elseif ($parseOptions && '--' == $token) {
$parseOptions = false;
} elseif ($parseOptions && 0 === strpos($token, '--')) {
$this->parseLongOption($token);
} elseif ($parseOptions && '-' === $token[0] && '-' !== $token) {
$this->parseShortOption($token);
} else {
$this->parseArgument($token);
}
}
}
/**
* 解析短选项
* @param string $token 当前的指令.
*/
private function parseShortOption($token)
{
$name = substr($token, 1);
if (strlen($name) > 1) {
if ($this->definition->hasShortcut($name[0])
&& $this->definition->getOptionForShortcut($name[0])->acceptValue()
) {
$this->addShortOption($name[0], substr($name, 1));
} else {
$this->parseShortOptionSet($name);
}
} else {
$this->addShortOption($name, null);
}
}
/**
* 解析短选项
* @param string $name 当前指令
* @throws \RuntimeException
*/
private function parseShortOptionSet($name)
{
$len = strlen($name);
for ($i = 0; $i < $len; ++$i) {
if (!$this->definition->hasShortcut($name[$i])) {
throw new \RuntimeException(sprintf('The "-%s" option does not exist.', $name[$i]));
}
$option = $this->definition->getOptionForShortcut($name[$i]);
if ($option->acceptValue()) {
$this->addLongOption($option->getName(), $i === $len - 1 ? null : substr($name, $i + 1));
break;
} else {
$this->addLongOption($option->getName(), null);
}
}
}
/**
* 解析完整选项
* @param string $token 当前指令
*/
private function parseLongOption($token)
{
$name = substr($token, 2);
if (false !== $pos = strpos($name, '=')) {
$this->addLongOption(substr($name, 0, $pos), substr($name, $pos + 1));
} else {
$this->addLongOption($name, null);
}
}
/**
* 解析参数
* @param string $token 当前指令
* @throws \RuntimeException
*/
private function parseArgument($token)
{
$c = count($this->arguments);
if ($this->definition->hasArgument($c)) {
$arg = $this->definition->getArgument($c);
$this->arguments[$arg->getName()] = $arg->isArray() ? [$token] : $token;
} elseif ($this->definition->hasArgument($c - 1) && $this->definition->getArgument($c - 1)->isArray()) {
$arg = $this->definition->getArgument($c - 1);
$this->arguments[$arg->getName()][] = $token;
} else {
throw new \RuntimeException('Too many arguments.');
}
}
/**
* 添加一个短选项的值
* @param string $shortcut 短名称
* @param mixed $value 值
* @throws \RuntimeException
*/
private function addShortOption($shortcut, $value)
{
if (!$this->definition->hasShortcut($shortcut)) {
throw new \RuntimeException(sprintf('The "-%s" option does not exist.', $shortcut));
}
$this->addLongOption($this->definition->getOptionForShortcut($shortcut)->getName(), $value);
}
/**
* 添加一个完整选项的值
* @param string $name 选项名
* @param mixed $value 值
* @throws \RuntimeException
*/
private function addLongOption($name, $value)
{
if (!$this->definition->hasOption($name)) {
throw new \RuntimeException(sprintf('The "--%s" option does not exist.', $name));
}
$option = $this->definition->getOption($name);
if (false === $value) {
$value = null;
}
if (null !== $value && !$option->acceptValue()) {
throw new \RuntimeException(sprintf('The "--%s" option does not accept a value.', $name, $value));
}
if (null === $value && $option->acceptValue() && count($this->parsed)) {
$next = array_shift($this->parsed);
if (isset($next[0]) && '-' !== $next[0]) {
$value = $next;
} elseif (empty($next)) {
$value = '';
} else {
array_unshift($this->parsed, $next);
}
}
if (null === $value) {
if ($option->isValueRequired()) {
throw new \RuntimeException(sprintf('The "--%s" option requires a value.', $name));
}
if (!$option->isArray()) {
$value = $option->isValueOptional() ? $option->getDefault() : true;
}
}
if ($option->isArray()) {
$this->options[$name][] = $value;
} else {
$this->options[$name] = $value;
}
}
/**
* 获取第一个参数
* @return string|null
*/
public function getFirstArgument()
{
foreach ($this->tokens as $token) {
if ($token && '-' === $token[0]) {
continue;
}
return $token;
}
return;
}
/**
* 检查原始参数是否包含某个值
* @param string|array $values 需要检查的值
* @return bool
*/
public function hasParameterOption($values)
{
$values = (array) $values;
foreach ($this->tokens as $token) {
foreach ($values as $value) {
if ($token === $value || 0 === strpos($token, $value . '=')) {
return true;
}
}
}
return false;
}
/**
* 获取原始选项的值
* @param string|array $values 需要检查的值
* @param mixed $default 默认值
* @return mixed The option value
*/
public function getParameterOption($values, $default = false)
{
$values = (array) $values;
$tokens = $this->tokens;
while (0 < count($tokens)) {
$token = array_shift($tokens);
foreach ($values as $value) {
if ($token === $value || 0 === strpos($token, $value . '=')) {
if (false !== $pos = strpos($token, '=')) {
return substr($token, $pos + 1);
}
return array_shift($tokens);
}
}
}
return $default;
}
/**
* 验证输入
* @throws \RuntimeException
*/
public function validate()
{
if (count($this->arguments) < $this->definition->getArgumentRequiredCount()) {
throw new \RuntimeException('Not enough arguments.');
}
}
/**
* 检查输入是否是交互的
* @return bool
*/
public function isInteractive()
{
return $this->interactive;
}
/**
* 设置输入的交互
* @param bool
*/
public function setInteractive($interactive)
{
$this->interactive = (bool) $interactive;
}
/**
* 获取所有的参数
* @return Argument[]
*/
public function getArguments()
{
return array_merge($this->definition->getArgumentDefaults(), $this->arguments);
}
/**
* 根据名称获取参数
* @param string $name 参数名
* @return mixed
* @throws \InvalidArgumentException
*/
public function getArgument($name)
{
if (!$this->definition->hasArgument($name)) {
throw new \InvalidArgumentException(sprintf('The "%s" argument does not exist.', $name));
}
return isset($this->arguments[$name]) ? $this->arguments[$name] : $this->definition->getArgument($name)
->getDefault();
}
/**
* 设置参数的值
* @param string $name 参数名
* @param string $value 值
* @throws \InvalidArgumentException
*/
public function setArgument($name, $value)
{
if (!$this->definition->hasArgument($name)) {
throw new \InvalidArgumentException(sprintf('The "%s" argument does not exist.', $name));
}
$this->arguments[$name] = $value;
}
/**
* 检查是否存在某个参数
* @param string|int $name 参数名或位置
* @return bool
*/
public function hasArgument($name)
{
return $this->definition->hasArgument($name);
}
/**
* 获取所有的选项
* @return Option[]
*/
public function getOptions()
{
return array_merge($this->definition->getOptionDefaults(), $this->options);
}
/**
* 获取选项值
* @param string $name 选项名称
* @return mixed
* @throws \InvalidArgumentException
*/
public function getOption($name)
{
if (!$this->definition->hasOption($name)) {
throw new \InvalidArgumentException(sprintf('The "%s" option does not exist.', $name));
}
return isset($this->options[$name]) ? $this->options[$name] : $this->definition->getOption($name)->getDefault();
}
/**
* 设置选项值
* @param string $name 选项名
* @param string|bool $value 值
* @throws \InvalidArgumentException
*/
public function setOption($name, $value)
{
if (!$this->definition->hasOption($name)) {
throw new \InvalidArgumentException(sprintf('The "%s" option does not exist.', $name));
}
$this->options[$name] = $value;
}
/**
* 是否有某个选项
* @param string $name 选项名
* @return bool
*/
public function hasOption($name)
{
return $this->definition->hasOption($name) && isset($this->options[$name]);
}
/**
* 转义指令
* @param string $token
* @return string
*/
public function escapeToken($token)
{
return preg_match('{^[\w-]+$}', $token) ? $token : escapeshellarg($token);
}
/**
* 返回传递给命令的参数的字符串
* @return string
*/
public function __toString()
{
$tokens = array_map(function ($token) {
if (preg_match('{^(-[^=]+=)(.+)}', $token, $match)) {
return $match[1] . $this->escapeToken($match[2]);
}
if ($token && '-' !== $token[0]) {
return $this->escapeToken($token);
}
return $token;
}, $this->tokens);
return implode(' ', $tokens);
}
}
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