PHP PhutilArgumentParser::printHelpAndExit方法代码示例

 public function execute(PhutilArgumentParser $args)
 {
     $with = $args->getArg('help-with-what');
     if (!$with) {
         $args->printHelpAndExit();
     } else {
         foreach ($with as $thing) {
             echo phutil_console_format("**%s**\n\n", pht('%s WORKFLOW', strtoupper($thing)));
             echo $args->renderWorkflowHelp($thing, $show_flags = true);
             echo "\n";
         }
         exit(PhutilArgumentParser::PARSE_ERROR_CODE);
     }
 }

<?php 
$root = dirname(dirname(dirname(__FILE__)));
require_once $root . '/scripts/__init_script__.php';
$args = new PhutilArgumentParser($argv);
$args->setTagline('test InteractiveEditor class');
$args->setSynopsis(<<<EOHELP
**interactive_editor.php** [__options__]
    Edit some content via the InteractiveEditor class. This script
    makes it easier to test changes to InteractiveEditor, which is
    difficult to unit test.
EOHELP
);
$args->parseStandardArguments();
$args->parse(array(array('name' => 'fallback', 'param' => 'editor', 'help' => 'Set the fallback editor.'), array('name' => 'line', 'short' => 'l', 'param' => 'number', 'help' => 'Open at line number __number__.'), array('name' => 'name', 'param' => 'filename', 'help' => 'Set edited file name.')));
if ($args->getArg('help')) {
    $args->printHelpAndExit();
}
$editor = new PhutilInteractiveEditor("The wizard quickly\n" . "jinxed the gnomes\n" . "before they vaporized.");
$name = $args->getArg('name');
if ($name) {
    $editor->setName($name);
}
$line = $args->getArg('line');
if ($line) {
    $editor->setLineOffset($line);
}
$fallback = $args->getArg('fallback');
if ($fallback) {
    $editor->setFallbackEditor($fallback);
}
$result = $editor->editInteractively();

    public function __construct(array $argv)
    {
        PhutilServiceProfiler::getInstance()->enableDiscardMode();
        $original_argv = $argv;
        $args = new PhutilArgumentParser($argv);
        $args->setTagline('daemon overseer');
        $args->setSynopsis(<<<EOHELP
**launch_daemon.php** [__options__] __daemon__
    Launch and oversee an instance of __daemon__.
EOHELP
);
        $args->parseStandardArguments();
        $args->parsePartial(array(array('name' => 'trace-memory', 'help' => 'Enable debug memory tracing.'), array('name' => 'log', 'param' => 'file', 'help' => 'Send output to __file__.'), array('name' => 'daemonize', 'help' => 'Run in the background.'), array('name' => 'phd', 'param' => 'dir', 'help' => 'Write PID information to __dir__.'), array('name' => 'verbose', 'help' => 'Enable verbose activity logging.'), array('name' => 'load-phutil-library', 'param' => 'library', 'repeat' => true, 'help' => 'Load __library__.')));
        $argv = array();
        $more = $args->getUnconsumedArgumentVector();
        $this->daemon = array_shift($more);
        if (!$this->daemon) {
            $args->printHelpAndExit();
        }
        if ($args->getArg('trace')) {
            $this->traceMode = true;
            $argv[] = '--trace';
        }
        if ($args->getArg('trace-memory')) {
            $this->traceMode = true;
            $this->traceMemory = true;
            $argv[] = '--trace-memory';
        }
        if ($args->getArg('load-phutil-library')) {
            foreach ($args->getArg('load-phutil-library') as $library) {
                $argv[] = '--load-phutil-library=' . $library;
            }
        }
        $log = $args->getArg('log');
        if ($log) {
            ini_set('error_log', $log);
            $argv[] = '--log=' . $log;
        }
        $verbose = $args->getArg('verbose');
        if ($verbose) {
            $this->verbose = true;
            $argv[] = '--verbose';
        }
        $this->daemonize = $args->getArg('daemonize');
        $this->phddir = $args->getArg('phd');
        $this->argv = $argv;
        $this->moreArgs = coalesce($more, array());
        error_log("Bringing daemon '{$this->daemon}' online...");
        if (self::$instance) {
            throw new Exception('You may not instantiate more than one Overseer per process.');
        }
        self::$instance = $this;
        if ($this->daemonize) {
            // We need to get rid of these or the daemon will hang when we TERM it
            // waiting for something to read the buffers. TODO: Learn how unix works.
            fclose(STDOUT);
            fclose(STDERR);
            ob_start();
            $pid = pcntl_fork();
            if ($pid === -1) {
                throw new Exception('Unable to fork!');
            } else {
                if ($pid) {
                    exit(0);
                }
            }
        }
        if ($this->phddir) {
            $desc = array('name' => $this->daemon, 'argv' => $this->moreArgs, 'pid' => getmypid(), 'start' => time());
            Filesystem::writeFile($this->phddir . '/daemon.' . getmypid(), json_encode($desc));
        }
        $this->daemonID = $this->generateDaemonID();
        $this->dispatchEvent(self::EVENT_DID_LAUNCH, array('argv' => array_slice($original_argv, 1), 'explicitArgv' => $this->moreArgs));
        declare (ticks=1);
        pcntl_signal(SIGUSR1, array($this, 'didReceiveKeepaliveSignal'));
        pcntl_signal(SIGUSR2, array($this, 'didReceiveNotifySignal'));
        pcntl_signal(SIGINT, array($this, 'didReceiveGracefulSignal'));
        pcntl_signal(SIGTERM, array($this, 'didReceiveTerminalSignal'));
    }

    public function __construct(array $argv)
    {
        PhutilServiceProfiler::getInstance()->enableDiscardMode();
        $original_argv = $argv;
        $args = new PhutilArgumentParser($argv);
        $args->setTagline('daemon overseer');
        $args->setSynopsis(<<<EOHELP
**launch_daemon.php** [__options__] __daemon__
    Launch and oversee an instance of __daemon__.
EOHELP
);
        $args->parsePartial(array(array('name' => 'trace', 'help' => 'Enable debug tracing.'), array('name' => 'trace-memory', 'help' => 'Enable debug memory tracing.'), array('name' => 'log', 'param' => 'file', 'help' => 'Send output to __file__.'), array('name' => 'daemonize', 'help' => 'Run in the background.'), array('name' => 'phd', 'param' => 'dir', 'help' => 'Write PID information to __dir__.'), array('name' => 'conduit-uri', 'param' => 'uri', 'help' => 'Send logs to Conduit on __uri__.'), array('name' => 'verbose', 'help' => 'Enable verbose activity logging.')));
        $argv = $args->getUnconsumedArgumentVector();
        $this->daemon = array_shift($argv);
        if (!$this->daemon) {
            $args->printHelpAndExit();
        }
        if ($args->getArg('trace')) {
            $this->traceMode = true;
            array_unshift($argv, '--trace');
        }
        if ($args->getArg('trace-memory')) {
            $this->traceMode = true;
            $this->traceMemory = true;
            array_unshift($argv, '--trace-memory');
        }
        $log = $args->getArg('log');
        if ($log) {
            ini_set('error_log', $log);
            array_unshift($argv, '--log=' . $log);
        }
        $verbose = $args->getArg('verbose');
        if ($verbose) {
            $this->verbose = true;
            array_unshift($argv, '--verbose');
        }
        $this->daemonize = $args->getArg('daemonize');
        $this->phddir = $args->getArg('phd');
        $this->conduitURI = $args->getArg('conduit-uri');
        $this->argv = $argv;
        error_log("Bringing daemon '{$this->daemon}' online...");
        if (self::$instance) {
            throw new Exception("You may not instantiate more than one Overseer per process.");
        }
        self::$instance = $this;
        if ($this->daemonize) {
            // We need to get rid of these or the daemon will hang when we TERM it
            // waiting for something to read the buffers. TODO: Learn how unix works.
            fclose(STDOUT);
            fclose(STDERR);
            ob_start();
            $pid = pcntl_fork();
            if ($pid === -1) {
                throw new Exception("Unable to fork!");
            } else {
                if ($pid) {
                    exit(0);
                }
            }
        }
        if ($this->phddir) {
            $desc = array('name' => $this->daemon, 'pid' => getmypid(), 'start' => time());
            Filesystem::writeFile($this->phddir . '/daemon.' . getmypid(), json_encode($desc));
        }
        if ($this->conduitURI) {
            $this->conduit = new ConduitClient($this->conduitURI);
            $this->daemonLogID = $this->conduit->callMethodSynchronous('daemon.launched', array('daemon' => $this->daemon, 'host' => php_uname('n'), 'pid' => getmypid(), 'argv' => json_encode(array_slice($original_argv, 1))));
        }
        declare (ticks=1);
        pcntl_signal(SIGUSR1, array($this, 'didReceiveKeepaliveSignal'));
        pcntl_signal(SIGINT, array($this, 'didReceiveTerminalSignal'));
        pcntl_signal(SIGTERM, array($this, 'didReceiveTerminalSignal'));
    }