Console.php 20.5 KB
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719
<?php
// +----------------------------------------------------------------------
// | TopThink [ WE CAN DO IT JUST THINK IT ]
// +----------------------------------------------------------------------
// | Copyright (c) 2015 http://www.topthink.com All rights reserved.
// +----------------------------------------------------------------------
// | Author: zhangyajun <448901948@qq.com>
// +----------------------------------------------------------------------

namespace think;

use think\console\Command;
use think\console\command\Help as HelpCommand;
use think\console\Input;
use think\console\input\Argument as InputArgument;
use think\console\input\Definition as InputDefinition;
use think\console\input\Option as InputOption;
use think\console\Output;
use think\console\output\driver\Buffer;

class Console
{

    private $name;
    private $version;

    /** @var Command[] */
    private $commands = [];

    private $wantHelps = false;

    private $catchExceptions = true;
    private $autoExit        = true;
    private $definition;
    private $defaultCommand;

    private static $defaultCommands = [
        "think\\console\\command\\Help",
        "think\\console\\command\\Lists",
        "think\\console\\command\\Build",
        "think\\console\\command\\Clear",
        "think\\console\\command\\make\\Controller",
        "think\\console\\command\\make\\Model",
        "think\\console\\command\\optimize\\Autoload",
        "think\\console\\command\\optimize\\Config",
        "think\\console\\command\\optimize\\Route",
        "think\\console\\command\\optimize\\Schema",
    ];

    public function __construct($name = 'UNKNOWN', $version = 'UNKNOWN')
    {
        $this->name    = $name;
        $this->version = $version;

        $this->defaultCommand = 'list';
        $this->definition     = $this->getDefaultInputDefinition();

        foreach ($this->getDefaultCommands() as $command) {
            $this->add($command);
        }
    }

    public static function init($run = true)
    {
        static $console;
        if (!$console) {
            // 实例化console
            $console = new self('Think Console', '0.1');
            // 读取指令集
            if (is_file(CONF_PATH . 'command' . EXT)) {
                $commands = include CONF_PATH . 'command' . EXT;
                if (is_array($commands)) {
                    foreach ($commands as $command) {
                        if (class_exists($command) && is_subclass_of($command, "\\think\\console\\Command")) {
                            // 注册指令
                            $console->add(new $command());
                        }
                    }
                }
            }
        }
        if ($run) {
            // 运行
            return $console->run();
        } else {
            return $console;
        }
    }

    /**
     * @param        $command
     * @param array  $parameters
     * @param string $driver
     * @return Output|Buffer
     */
    public static function call($command, array $parameters = [], $driver = 'buffer')
    {
        $console = self::init(false);

        array_unshift($parameters, $command);

        $input  = new Input($parameters);
        $output = new Output($driver);

        $console->setCatchExceptions(false);
        $console->find($command)->run($input, $output);

        return $output;
    }

    /**
     * 执行当前的指令
     * @return int
     * @throws \Exception
     * @api
     */
    public function run()
    {
        $input  = new Input();
        $output = new Output();

        $this->configureIO($input, $output);

        try {
            $exitCode = $this->doRun($input, $output);
        } catch (\Exception $e) {
            if (!$this->catchExceptions) {
                throw $e;
            }

            $output->renderException($e);

            $exitCode = $e->getCode();
            if (is_numeric($exitCode)) {
                $exitCode = (int) $exitCode;
                if (0 === $exitCode) {
                    $exitCode = 1;
                }
            } else {
                $exitCode = 1;
            }
        }

        if ($this->autoExit) {
            if ($exitCode > 255) {
                $exitCode = 255;
            }

            exit($exitCode);
        }

        return $exitCode;
    }

    /**
     * 执行指令
     * @param Input  $input
     * @param Output $output
     * @return int
     */
    public function doRun(Input $input, Output $output)
    {
        if (true === $input->hasParameterOption(['--version', '-V'])) {
            $output->writeln($this->getLongVersion());

            return 0;
        }

        $name = $this->getCommandName($input);

        if (true === $input->hasParameterOption(['--help', '-h'])) {
            if (!$name) {
                $name  = 'help';
                $input = new Input(['help']);
            } else {
                $this->wantHelps = true;
            }
        }

        if (!$name) {
            $name  = $this->defaultCommand;
            $input = new Input([$this->defaultCommand]);
        }

        $command = $this->find($name);

        $exitCode = $this->doRunCommand($command, $input, $output);

        return $exitCode;
    }

    /**
     * 设置输入参数定义
     * @param InputDefinition $definition
     */
    public function setDefinition(InputDefinition $definition)
    {
        $this->definition = $definition;
    }

    /**
     * 获取输入参数定义
     * @return InputDefinition The InputDefinition instance
     */
    public function getDefinition()
    {
        return $this->definition;
    }

    /**
     * Gets the help message.
     * @return string A help message.
     */
    public function getHelp()
    {
        return $this->getLongVersion();
    }

    /**
     * 是否捕获异常
     * @param bool $boolean
     * @api
     */
    public function setCatchExceptions($boolean)
    {
        $this->catchExceptions = (bool) $boolean;
    }

    /**
     * 是否自动退出
     * @param bool $boolean
     * @api
     */
    public function setAutoExit($boolean)
    {
        $this->autoExit = (bool) $boolean;
    }

    /**
     * 获取名称
     * @return string
     */
    public function getName()
    {
        return $this->name;
    }

    /**
     * 设置名称
     * @param string $name
     */
    public function setName($name)
    {
        $this->name = $name;
    }

    /**
     * 获取版本
     * @return string
     * @api
     */
    public function getVersion()
    {
        return $this->version;
    }

    /**
     * 设置版本
     * @param string $version
     */
    public function setVersion($version)
    {
        $this->version = $version;
    }

    /**
     * 获取完整的版本号
     * @return string
     */
    public function getLongVersion()
    {
        if ('UNKNOWN' !== $this->getName() && 'UNKNOWN' !== $this->getVersion()) {
            return sprintf('<info>%s</info> version <comment>%s</comment>', $this->getName(), $this->getVersion());
        }

        return '<info>Console Tool</info>';
    }

    /**
     * 注册一个指令
     * @param string $name
     * @return Command
     */
    public function register($name)
    {
        return $this->add(new Command($name));
    }

    /**
     * 添加指令
     * @param Command[] $commands
     */
    public function addCommands(array $commands)
    {
        foreach ($commands as $command) {
            $this->add($command);
        }
    }

    /**
     * 添加一个指令
     * @param Command $command
     * @return Command
     */
    public function add(Command $command)
    {
        $command->setConsole($this);

        if (!$command->isEnabled()) {
            $command->setConsole(null);
            return;
        }

        if (null === $command->getDefinition()) {
            throw new \LogicException(sprintf('Command class "%s" is not correctly initialized. You probably forgot to call the parent constructor.', get_class($command)));
        }

        $this->commands[$command->getName()] = $command;

        foreach ($command->getAliases() as $alias) {
            $this->commands[$alias] = $command;
        }

        return $command;
    }

    /**
     * 获取指令
     * @param string $name 指令名称
     * @return Command
     * @throws \InvalidArgumentException
     */
    public function get($name)
    {
        if (!isset($this->commands[$name])) {
            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
     * @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
     * @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。
     * @param string $namespace
     * @return string
     * @throws \InvalidArgumentException
     */
    public function findNamespace($namespace)
    {
        $allNamespaces = $this->getNamespaces();
        $expr          = preg_replace_callback('{([^:]+|)}', function ($matches) {
            return preg_quote($matches[1]) . '[^:]*';
        }, $namespace);
        $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
     * @param string $name 名称或者别名
     * @return Command
     * @throws \InvalidArgumentException
     */
    public function find($name)
    {
        $allCommands = array_keys($this->commands);
        $expr        = preg_replace_callback('{([^:]+|)}', function ($matches) {
            return preg_quote($matches[1]) . '[^:]*';
        }, $name);
        $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
     * @param string $namespace 命名空间
     * @return Command[]
     * @api
     */
    public function all($namespace = null)
    {
        if (null === $namespace) {
            return $this->commands;
        }

        $commands = [];
        foreach ($this->commands as $name => $command) {
            if ($this->extractNamespace($name, substr_count($namespace, ':') + 1) === $namespace) {
                $commands[$name] = $command;
            }
        }

        return $commands;
    }

    /**
     * 获取可能的指令名
     * @param array $names
     * @return array
     */
    public static function getAbbreviations($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。
     * @param Input  $input  输入实例
     * @param Output $output 输出实例
     */
    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
     * @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);
    }

    /**
     * 获取指令的基础名称
     * @param Input $input
     * @return string
     */
    protected function getCommandName(Input $input)
    {
        return $input->getFirstArgument();
    }

    /**
     * 获取默认输入定义
     * @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'),
        ]);
    }

    /**
     * 设置默认命令
     * @return Command[] An array of default Command instances
     */
    protected function getDefaultCommands()
    {
        $defaultCommands = [];

        foreach (self::$defaultCommands as $classname) {
            if (class_exists($classname) && is_subclass_of($classname, "think\\console\\Command")) {
                $defaultCommands[] = new $classname();
            }
        }

        return $defaultCommands;
    }

    public static function addDefaultCommands(array $classnames)
    {
        self::$defaultCommands = array_merge(self::$defaultCommands, $classnames);
    }

    /**
     * 获取可能的建议
     * @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) : '');
    }

    /**
     * 返回命名空间部分
     * @param string $name  指令
     * @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
     * @param string             $name
     * @param array|\Traversable $collection
     * @return array
     */
    private function findAlternatives($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
     * @param string $commandName The Command name
     */
    public function setDefaultCommand($commandName)
    {
        $this->defaultCommand = $commandName;
    }

    /**
     * 返回所有的命名空间
     * @param string $name
     * @return array
     */
    private function extractAllNamespaces($name)
    {
        $parts      = explode(':', $name, -1);
        $namespaces = [];

        foreach ($parts as $part) {
            if (count($namespaces)) {
                $namespaces[] = end($namespaces) . ':' . $part;
            } else {
                $namespaces[] = $part;
            }
        }

        return $namespaces;
    }

}