864 lines
23 KiB
PHP
864 lines
23 KiB
PHP
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<?php
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// +----------------------------------------------------------------------
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// | TopThink [ WE CAN DO IT JUST THINK IT ]
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// +----------------------------------------------------------------------
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// | Copyright (c) 2015 http://www.topthink.com All rights reserved.
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// +----------------------------------------------------------------------
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// | Author: zhangyajun <448901948@qq.com>
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// +----------------------------------------------------------------------
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namespace think;
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use think\console\Command;
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use think\console\command\Help as HelpCommand;
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use think\console\Input;
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use think\console\input\Argument as InputArgument;
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use think\console\input\Definition as InputDefinition;
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use think\console\input\Option as InputOption;
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use think\console\Output;
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use think\console\output\driver\Buffer;
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class Console
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{
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/**
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* @var string 命令名称
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*/
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private $name;
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/**
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* @var string 命令版本
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*/
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private $version;
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/**
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* @var Command[] 命令
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*/
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private $commands = [];
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/**
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* @var bool 是否需要帮助信息
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*/
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private $wantHelps = false;
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/**
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* @var bool 是否捕获异常
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*/
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private $catchExceptions = true;
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/**
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* @var bool 是否自动退出执行
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*/
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private $autoExit = true;
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/**
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* @var InputDefinition 输入定义
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*/
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private $definition;
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/**
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* @var string 默认执行的命令
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*/
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private $defaultCommand;
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/**
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* @var array 默认提供的命令
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*/
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private static $defaultCommands = [
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"think\\console\\command\\Help",
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"think\\console\\command\\Lists",
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"think\\console\\command\\Build",
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"think\\console\\command\\Clear",
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"think\\console\\command\\make\\Controller",
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"think\\console\\command\\make\\Model",
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"think\\console\\command\\optimize\\Autoload",
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"think\\console\\command\\optimize\\Config",
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"think\\console\\command\\optimize\\Route",
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"think\\console\\command\\optimize\\Schema",
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];
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/**
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* Console constructor.
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* @access public
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* @param string $name 名称
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* @param string $version 版本
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* @param null|string $user 执行用户
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*/
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public function __construct($name = 'UNKNOWN', $version = 'UNKNOWN', $user = null)
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{
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$this->name = $name;
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$this->version = $version;
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if ($user) {
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$this->setUser($user);
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}
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$this->defaultCommand = 'list';
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$this->definition = $this->getDefaultInputDefinition();
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foreach ($this->getDefaultCommands() as $command) {
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$this->add($command);
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}
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}
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/**
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* 设置执行用户
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* @param $user
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*/
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public function setUser($user)
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{
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$user = posix_getpwnam($user);
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if ($user) {
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posix_setuid($user['uid']);
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posix_setgid($user['gid']);
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}
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}
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/**
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* 初始化 Console
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* @access public
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* @param bool $run 是否运行 Console
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* @return int|Console
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*/
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public static function init($run = true)
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{
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static $console;
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if (!$console) {
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$config = Config::get('console');
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// 实例化 console
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$console = new self($config['name'], $config['version'], $config['user']);
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// 读取指令集
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if (is_file(CONF_PATH . 'command' . EXT)) {
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$commands = include CONF_PATH . 'command' . EXT;
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if (is_array($commands)) {
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foreach ($commands as $command) {
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class_exists($command) &&
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is_subclass_of($command, "\\think\\console\\Command") &&
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$console->add(new $command()); // 注册指令
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}
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}
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}
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}
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return $run ? $console->run() : $console;
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}
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/**
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* 调用命令
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* @access public
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* @param string $command
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* @param array $parameters
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* @param string $driver
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* @return Output
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*/
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public static function call($command, array $parameters = [], $driver = 'buffer')
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{
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$console = self::init(false);
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array_unshift($parameters, $command);
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$input = new Input($parameters);
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$output = new Output($driver);
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$console->setCatchExceptions(false);
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$console->find($command)->run($input, $output);
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return $output;
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}
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/**
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* 执行当前的指令
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* @access public
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* @return int
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* @throws \Exception
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*/
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public function run()
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{
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$input = new Input();
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$output = new Output();
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$this->configureIO($input, $output);
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try {
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$exitCode = $this->doRun($input, $output);
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} catch (\Exception $e) {
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if (!$this->catchExceptions) throw $e;
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$output->renderException($e);
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$exitCode = $e->getCode();
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if (is_numeric($exitCode)) {
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$exitCode = ((int) $exitCode) ?: 1;
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} else {
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$exitCode = 1;
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}
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}
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if ($this->autoExit) {
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if ($exitCode > 255) $exitCode = 255;
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exit($exitCode);
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}
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return $exitCode;
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}
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/**
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* 执行指令
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* @access public
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* @param Input $input 输入
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* @param Output $output 输出
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* @return int
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*/
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public function doRun(Input $input, Output $output)
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{
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// 获取版本信息
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if (true === $input->hasParameterOption(['--version', '-V'])) {
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$output->writeln($this->getLongVersion());
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return 0;
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}
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$name = $this->getCommandName($input);
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// 获取帮助信息
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if (true === $input->hasParameterOption(['--help', '-h'])) {
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if (!$name) {
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$name = 'help';
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$input = new Input(['help']);
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} else {
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$this->wantHelps = true;
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}
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}
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if (!$name) {
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$name = $this->defaultCommand;
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$input = new Input([$this->defaultCommand]);
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}
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return $this->doRunCommand($this->find($name), $input, $output);
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}
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/**
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* 设置输入参数定义
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* @access public
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* @param InputDefinition $definition 输入定义
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* @return $this;
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*/
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public function setDefinition(InputDefinition $definition)
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{
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$this->definition = $definition;
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return $this;
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}
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/**
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* 获取输入参数定义
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* @access public
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* @return InputDefinition
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*/
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public function getDefinition()
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{
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return $this->definition;
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}
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/**
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* 获取帮助信息
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* @access public
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* @return string
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*/
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public function getHelp()
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{
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return $this->getLongVersion();
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}
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/**
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* 设置是否捕获异常
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* @access public
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* @param bool $boolean 是否捕获
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* @return $this
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*/
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public function setCatchExceptions($boolean)
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{
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$this->catchExceptions = (bool) $boolean;
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return $this;
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}
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/**
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* 设置是否自动退出
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* @access public
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* @param bool $boolean 是否自动退出
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* @return $this
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*/
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public function setAutoExit($boolean)
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{
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$this->autoExit = (bool) $boolean;
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return $this;
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}
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/**
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* 获取名称
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* @access public
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* @return string
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*/
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public function getName()
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{
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return $this->name;
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}
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/**
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* 设置名称
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* @access public
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* @param string $name 名称
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* @return $this
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*/
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public function setName($name)
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{
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$this->name = $name;
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return $this;
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}
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/**
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* 获取版本
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* @access public
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* @return string
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*/
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public function getVersion()
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{
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return $this->version;
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}
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/**
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* 设置版本
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* @access public
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* @param string $version 版本信息
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* @return $this
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*/
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public function setVersion($version)
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{
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$this->version = $version;
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return $this;
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}
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/**
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* 获取完整的版本号
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* @access public
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* @return string
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*/
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public function getLongVersion()
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{
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if ('UNKNOWN' !== $this->getName() && 'UNKNOWN' !== $this->getVersion()) {
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return sprintf(
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'<info>%s</info> version <comment>%s</comment>',
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$this->getName(),
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$this->getVersion()
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);
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}
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return '<info>Console Tool</info>';
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}
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/**
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* 注册一个指令
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* @access public
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* @param string $name 指令名称
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* @return Command
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*/
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public function register($name)
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{
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return $this->add(new Command($name));
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}
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/**
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* 批量添加指令
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* @access public
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* @param Command[] $commands 指令实例
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* @return $this
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*/
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public function addCommands(array $commands)
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{
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foreach ($commands as $command) $this->add($command);
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return $this;
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}
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/**
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* 添加一个指令
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* @access public
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* @param Command $command 命令实例
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* @return Command|bool
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*/
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public function add(Command $command)
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{
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if (!$command->isEnabled()) {
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$command->setConsole(null);
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return false;
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}
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$command->setConsole($this);
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if (null === $command->getDefinition()) {
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throw new \LogicException(
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sprintf('Command class "%s" is not correctly initialized. You probably forgot to call the parent constructor.', get_class($command))
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);
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}
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$this->commands[$command->getName()] = $command;
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foreach ($command->getAliases() as $alias) {
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$this->commands[$alias] = $command;
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}
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return $command;
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}
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/**
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* 获取指令
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* @access public
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||
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* @param string $name 指令名称
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* @return Command
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* @throws \InvalidArgumentException
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*/
|
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|
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public function get($name)
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{
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|
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if (!isset($this->commands[$name])) {
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|
|
throw new \InvalidArgumentException(
|
||
|
|
sprintf('The command "%s" does not exist.', $name)
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
$command = $this->commands[$name];
|
||
|
|
|
||
|
|
if ($this->wantHelps) {
|
||
|
|
$this->wantHelps = false;
|
||
|
|
|
||
|
|
/** @var HelpCommand $helpCommand */
|
||
|
|
$helpCommand = $this->get('help');
|
||
|
|
$helpCommand->setCommand($command);
|
||
|
|
|
||
|
|
return $helpCommand;
|
||
|
|
}
|
||
|
|
|
||
|
|
return $command;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 某个指令是否存在
|
||
|
|
* @access public
|
||
|
|
* @param string $name 指令名称
|
||
|
|
* @return bool
|
||
|
|
*/
|
||
|
|
public function has($name)
|
||
|
|
{
|
||
|
|
return isset($this->commands[$name]);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 获取所有的命名空间
|
||
|
|
* @access public
|
||
|
|
* @return array
|
||
|
|
*/
|
||
|
|
public function getNamespaces()
|
||
|
|
{
|
||
|
|
$namespaces = [];
|
||
|
|
|
||
|
|
foreach ($this->commands as $command) {
|
||
|
|
$namespaces = array_merge(
|
||
|
|
$namespaces, $this->extractAllNamespaces($command->getName())
|
||
|
|
);
|
||
|
|
|
||
|
|
foreach ($command->getAliases() as $alias) {
|
||
|
|
$namespaces = array_merge(
|
||
|
|
$namespaces, $this->extractAllNamespaces($alias)
|
||
|
|
);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return array_values(array_unique(array_filter($namespaces)));
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 查找注册命名空间中的名称或缩写
|
||
|
|
* @access public
|
||
|
|
* @param string $namespace
|
||
|
|
* @return string
|
||
|
|
* @throws \InvalidArgumentException
|
||
|
|
*/
|
||
|
|
public function findNamespace($namespace)
|
||
|
|
{
|
||
|
|
$expr = preg_replace_callback('{([^:]+|)}', function ($matches) {
|
||
|
|
return preg_quote($matches[1]) . '[^:]*';
|
||
|
|
}, $namespace);
|
||
|
|
|
||
|
|
$allNamespaces = $this->getNamespaces();
|
||
|
|
$namespaces = preg_grep('{^' . $expr . '}', $allNamespaces);
|
||
|
|
|
||
|
|
if (empty($namespaces)) {
|
||
|
|
$message = sprintf(
|
||
|
|
'There are no commands defined in the "%s" namespace.', $namespace
|
||
|
|
);
|
||
|
|
|
||
|
|
if ($alternatives = $this->findAlternatives($namespace, $allNamespaces)) {
|
||
|
|
if (1 == count($alternatives)) {
|
||
|
|
$message .= "\n\nDid you mean this?\n ";
|
||
|
|
} else {
|
||
|
|
$message .= "\n\nDid you mean one of these?\n ";
|
||
|
|
}
|
||
|
|
|
||
|
|
$message .= implode("\n ", $alternatives);
|
||
|
|
}
|
||
|
|
|
||
|
|
throw new \InvalidArgumentException($message);
|
||
|
|
}
|
||
|
|
|
||
|
|
$exact = in_array($namespace, $namespaces, true);
|
||
|
|
|
||
|
|
if (count($namespaces) > 1 && !$exact) {
|
||
|
|
throw new \InvalidArgumentException(
|
||
|
|
sprintf(
|
||
|
|
'The namespace "%s" is ambiguous (%s).',
|
||
|
|
$namespace,
|
||
|
|
$this->getAbbreviationSuggestions(array_values($namespaces)))
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
return $exact ? $namespace : reset($namespaces);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 查找指令
|
||
|
|
* @access public
|
||
|
|
* @param string $name 名称或者别名
|
||
|
|
* @return Command
|
||
|
|
* @throws \InvalidArgumentException
|
||
|
|
*/
|
||
|
|
public function find($name)
|
||
|
|
{
|
||
|
|
$expr = preg_replace_callback('{([^:]+|)}', function ($matches) {
|
||
|
|
return preg_quote($matches[1]) . '[^:]*';
|
||
|
|
}, $name);
|
||
|
|
|
||
|
|
$allCommands = array_keys($this->commands);
|
||
|
|
$commands = preg_grep('{^' . $expr . '}', $allCommands);
|
||
|
|
|
||
|
|
if (empty($commands) || count(preg_grep('{^' . $expr . '$}', $commands)) < 1) {
|
||
|
|
if (false !== ($pos = strrpos($name, ':'))) {
|
||
|
|
$this->findNamespace(substr($name, 0, $pos));
|
||
|
|
}
|
||
|
|
|
||
|
|
$message = sprintf('Command "%s" is not defined.', $name);
|
||
|
|
|
||
|
|
if ($alternatives = $this->findAlternatives($name, $allCommands)) {
|
||
|
|
if (1 == count($alternatives)) {
|
||
|
|
$message .= "\n\nDid you mean this?\n ";
|
||
|
|
} else {
|
||
|
|
$message .= "\n\nDid you mean one of these?\n ";
|
||
|
|
}
|
||
|
|
$message .= implode("\n ", $alternatives);
|
||
|
|
}
|
||
|
|
|
||
|
|
throw new \InvalidArgumentException($message);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (count($commands) > 1) {
|
||
|
|
$commandList = $this->commands;
|
||
|
|
$commands = array_filter($commands, function ($nameOrAlias) use ($commandList, $commands) {
|
||
|
|
$commandName = $commandList[$nameOrAlias]->getName();
|
||
|
|
|
||
|
|
return $commandName === $nameOrAlias || !in_array($commandName, $commands);
|
||
|
|
});
|
||
|
|
}
|
||
|
|
|
||
|
|
$exact = in_array($name, $commands, true);
|
||
|
|
if (count($commands) > 1 && !$exact) {
|
||
|
|
$suggestions = $this->getAbbreviationSuggestions(array_values($commands));
|
||
|
|
|
||
|
|
throw new \InvalidArgumentException(
|
||
|
|
sprintf('Command "%s" is ambiguous (%s).', $name, $suggestions)
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
return $this->get($exact ? $name : reset($commands));
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 获取所有的指令
|
||
|
|
* @access public
|
||
|
|
* @param string $namespace 命名空间
|
||
|
|
* @return Command[]
|
||
|
|
*/
|
||
|
|
public function all($namespace = null)
|
||
|
|
{
|
||
|
|
if (null === $namespace) return $this->commands;
|
||
|
|
|
||
|
|
$commands = [];
|
||
|
|
|
||
|
|
foreach ($this->commands as $name => $command) {
|
||
|
|
$ext = $this->extractNamespace($name, substr_count($namespace, ':') + 1);
|
||
|
|
|
||
|
|
if ($ext === $namespace) $commands[$name] = $command;
|
||
|
|
}
|
||
|
|
|
||
|
|
return $commands;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 获取可能的指令名
|
||
|
|
* @access public
|
||
|
|
* @param array $names 指令名
|
||
|
|
* @return array
|
||
|
|
*/
|
||
|
|
public static function getAbbreviations($names)
|
||
|
|
{
|
||
|
|
$abbrevs = [];
|
||
|
|
foreach ($names as $name) {
|
||
|
|
for ($len = strlen($name); $len > 0; --$len) {
|
||
|
|
$abbrev = substr($name, 0, $len);
|
||
|
|
$abbrevs[$abbrev][] = $name;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return $abbrevs;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 配置基于用户的参数和选项的输入和输出实例
|
||
|
|
* @access protected
|
||
|
|
* @param Input $input 输入实例
|
||
|
|
* @param Output $output 输出实例
|
||
|
|
* @return void
|
||
|
|
*/
|
||
|
|
protected function configureIO(Input $input, Output $output)
|
||
|
|
{
|
||
|
|
if (true === $input->hasParameterOption(['--ansi'])) {
|
||
|
|
$output->setDecorated(true);
|
||
|
|
} elseif (true === $input->hasParameterOption(['--no-ansi'])) {
|
||
|
|
$output->setDecorated(false);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (true === $input->hasParameterOption(['--no-interaction', '-n'])) {
|
||
|
|
$input->setInteractive(false);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (true === $input->hasParameterOption(['--quiet', '-q'])) {
|
||
|
|
$output->setVerbosity(Output::VERBOSITY_QUIET);
|
||
|
|
} else {
|
||
|
|
if ($input->hasParameterOption('-vvv') || $input->hasParameterOption('--verbose=3') || $input->getParameterOption('--verbose') === 3) {
|
||
|
|
$output->setVerbosity(Output::VERBOSITY_DEBUG);
|
||
|
|
} elseif ($input->hasParameterOption('-vv') || $input->hasParameterOption('--verbose=2') || $input->getParameterOption('--verbose') === 2) {
|
||
|
|
$output->setVerbosity(Output::VERBOSITY_VERY_VERBOSE);
|
||
|
|
} elseif ($input->hasParameterOption('-v') || $input->hasParameterOption('--verbose=1') || $input->hasParameterOption('--verbose') || $input->getParameterOption('--verbose')) {
|
||
|
|
$output->setVerbosity(Output::VERBOSITY_VERBOSE);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 执行指令
|
||
|
|
* @access protected
|
||
|
|
* @param Command $command 指令实例
|
||
|
|
* @param Input $input 输入实例
|
||
|
|
* @param Output $output 输出实例
|
||
|
|
* @return int
|
||
|
|
* @throws \Exception
|
||
|
|
*/
|
||
|
|
protected function doRunCommand(Command $command, Input $input, Output $output)
|
||
|
|
{
|
||
|
|
return $command->run($input, $output);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 获取指令的名称
|
||
|
|
* @access protected
|
||
|
|
* @param Input $input 输入实例
|
||
|
|
* @return string
|
||
|
|
*/
|
||
|
|
protected function getCommandName(Input $input)
|
||
|
|
{
|
||
|
|
return $input->getFirstArgument();
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 获取默认输入定义
|
||
|
|
* @access protected
|
||
|
|
* @return InputDefinition
|
||
|
|
*/
|
||
|
|
protected function getDefaultInputDefinition()
|
||
|
|
{
|
||
|
|
return new InputDefinition([
|
||
|
|
new InputArgument('command', InputArgument::REQUIRED, 'The command to execute'),
|
||
|
|
new InputOption('--help', '-h', InputOption::VALUE_NONE, 'Display this help message'),
|
||
|
|
new InputOption('--version', '-V', InputOption::VALUE_NONE, 'Display this console version'),
|
||
|
|
new InputOption('--quiet', '-q', InputOption::VALUE_NONE, 'Do not output any message'),
|
||
|
|
new InputOption('--verbose', '-v|vv|vvv', InputOption::VALUE_NONE, 'Increase the verbosity of messages: 1 for normal output, 2 for more verbose output and 3 for debug'),
|
||
|
|
new InputOption('--ansi', '', InputOption::VALUE_NONE, 'Force ANSI output'),
|
||
|
|
new InputOption('--no-ansi', '', InputOption::VALUE_NONE, 'Disable ANSI output'),
|
||
|
|
new InputOption('--no-interaction', '-n', InputOption::VALUE_NONE, 'Do not ask any interactive question'),
|
||
|
|
]);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 获取默认命令
|
||
|
|
* @access protected
|
||
|
|
* @return Command[]
|
||
|
|
*/
|
||
|
|
protected function getDefaultCommands()
|
||
|
|
{
|
||
|
|
$defaultCommands = [];
|
||
|
|
|
||
|
|
foreach (self::$defaultCommands as $class) {
|
||
|
|
if (class_exists($class) && is_subclass_of($class, "think\\console\\Command")) {
|
||
|
|
$defaultCommands[] = new $class();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return $defaultCommands;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 添加默认指令
|
||
|
|
* @access public
|
||
|
|
* @param array $classes 指令
|
||
|
|
* @return void
|
||
|
|
*/
|
||
|
|
public static function addDefaultCommands(array $classes)
|
||
|
|
{
|
||
|
|
self::$defaultCommands = array_merge(self::$defaultCommands, $classes);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 获取可能的建议
|
||
|
|
* @access private
|
||
|
|
* @param array $abbrevs
|
||
|
|
* @return string
|
||
|
|
*/
|
||
|
|
private function getAbbreviationSuggestions($abbrevs)
|
||
|
|
{
|
||
|
|
return sprintf(
|
||
|
|
'%s, %s%s',
|
||
|
|
$abbrevs[0],
|
||
|
|
$abbrevs[1],
|
||
|
|
count($abbrevs) > 2 ? sprintf(' and %d more', count($abbrevs) - 2) : ''
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 返回指令的命名空间部分
|
||
|
|
* @access public
|
||
|
|
* @param string $name 指令名称
|
||
|
|
* @param string $limit 部分的命名空间的最大数量
|
||
|
|
* @return string
|
||
|
|
*/
|
||
|
|
public function extractNamespace($name, $limit = null)
|
||
|
|
{
|
||
|
|
$parts = explode(':', $name);
|
||
|
|
array_pop($parts);
|
||
|
|
|
||
|
|
return implode(':', null === $limit ? $parts : array_slice($parts, 0, $limit));
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 查找可替代的建议
|
||
|
|
* @access private
|
||
|
|
* @param string $name 指令名称
|
||
|
|
* @param array|\Traversable $collection 建议集合
|
||
|
|
* @return array
|
||
|
|
*/
|
||
|
|
private function findAlternatives($name, $collection)
|
||
|
|
{
|
||
|
|
$threshold = 1e3;
|
||
|
|
$alternatives = [];
|
||
|
|
$collectionParts = [];
|
||
|
|
|
||
|
|
foreach ($collection as $item) {
|
||
|
|
$collectionParts[$item] = explode(':', $item);
|
||
|
|
}
|
||
|
|
|
||
|
|
foreach (explode(':', $name) as $i => $subname) {
|
||
|
|
foreach ($collectionParts as $collectionName => $parts) {
|
||
|
|
$exists = isset($alternatives[$collectionName]);
|
||
|
|
|
||
|
|
if (!isset($parts[$i]) && $exists) {
|
||
|
|
$alternatives[$collectionName] += $threshold;
|
||
|
|
continue;
|
||
|
|
} elseif (!isset($parts[$i])) {
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
|
||
|
|
$lev = levenshtein($subname, $parts[$i]);
|
||
|
|
|
||
|
|
if ($lev <= strlen($subname) / 3 ||
|
||
|
|
'' !== $subname &&
|
||
|
|
false !== strpos($parts[$i], $subname)
|
||
|
|
) {
|
||
|
|
$alternatives[$collectionName] = $exists ?
|
||
|
|
$alternatives[$collectionName] + $lev :
|
||
|
|
$lev;
|
||
|
|
} elseif ($exists) {
|
||
|
|
$alternatives[$collectionName] += $threshold;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
foreach ($collection as $item) {
|
||
|
|
$lev = levenshtein($name, $item);
|
||
|
|
|
||
|
|
if ($lev <= strlen($name) / 3 || false !== strpos($item, $name)) {
|
||
|
|
$alternatives[$item] = isset($alternatives[$item]) ?
|
||
|
|
$alternatives[$item] - $lev :
|
||
|
|
$lev;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
$alternatives = array_filter($alternatives, function ($lev) use ($threshold) {
|
||
|
|
return $lev < 2 * $threshold;
|
||
|
|
});
|
||
|
|
|
||
|
|
asort($alternatives);
|
||
|
|
|
||
|
|
return array_keys($alternatives);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 设置默认的指令
|
||
|
|
* @access public
|
||
|
|
* @param string $commandName 指令名称
|
||
|
|
* @return $this
|
||
|
|
*/
|
||
|
|
public function setDefaultCommand($commandName)
|
||
|
|
{
|
||
|
|
$this->defaultCommand = $commandName;
|
||
|
|
|
||
|
|
return $this;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 返回所有的命名空间
|
||
|
|
* @access private
|
||
|
|
* @param string $name 指令名称
|
||
|
|
* @return array
|
||
|
|
*/
|
||
|
|
private function extractAllNamespaces($name)
|
||
|
|
{
|
||
|
|
$namespaces = [];
|
||
|
|
|
||
|
|
foreach (explode(':', $name, -1) as $part) {
|
||
|
|
if (count($namespaces)) {
|
||
|
|
$namespaces[] = end($namespaces) . ':' . $part;
|
||
|
|
} else {
|
||
|
|
$namespaces[] = $part;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return $namespaces;
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|