Chris@13: <?php
Chris@13: 
Chris@13: /*
Chris@13:  * This file is part of Psy Shell.
Chris@13:  *
Chris@13:  * (c) 2012-2018 Justin Hileman
Chris@13:  *
Chris@13:  * For the full copyright and license information, please view the LICENSE
Chris@13:  * file that was distributed with this source code.
Chris@13:  */
Chris@13: 
Chris@13: namespace Psy;
Chris@13: 
Chris@13: use Psy\Exception\DeprecatedException;
Chris@13: use Psy\Exception\RuntimeException;
Chris@13: use Psy\Output\OutputPager;
Chris@13: use Psy\Output\ShellOutput;
Chris@13: use Psy\Readline\GNUReadline;
Chris@13: use Psy\Readline\HoaConsole;
Chris@13: use Psy\Readline\Libedit;
Chris@13: use Psy\Readline\Readline;
Chris@13: use Psy\Readline\Transient;
Chris@13: use Psy\TabCompletion\AutoCompleter;
Chris@13: use Psy\VarDumper\Presenter;
Chris@13: use Psy\VersionUpdater\Checker;
Chris@13: use Psy\VersionUpdater\GitHubChecker;
Chris@13: use Psy\VersionUpdater\IntervalChecker;
Chris@13: use Psy\VersionUpdater\NoopChecker;
Chris@13: 
Chris@13: /**
Chris@13:  * The Psy Shell configuration.
Chris@13:  */
Chris@13: class Configuration
Chris@13: {
Chris@13:     const COLOR_MODE_AUTO     = 'auto';
Chris@13:     const COLOR_MODE_FORCED   = 'forced';
Chris@13:     const COLOR_MODE_DISABLED = 'disabled';
Chris@13: 
Chris@13:     private static $AVAILABLE_OPTIONS = [
Chris@13:         'codeCleaner',
Chris@13:         'colorMode',
Chris@13:         'configDir',
Chris@13:         'dataDir',
Chris@13:         'defaultIncludes',
Chris@13:         'eraseDuplicates',
Chris@13:         'errorLoggingLevel',
Chris@13:         'forceArrayIndexes',
Chris@13:         'historySize',
Chris@13:         'manualDbFile',
Chris@13:         'pager',
Chris@13:         'prompt',
Chris@13:         'requireSemicolons',
Chris@13:         'runtimeDir',
Chris@13:         'startupMessage',
Chris@13:         'updateCheck',
Chris@13:         'useBracketedPaste',
Chris@13:         'usePcntl',
Chris@13:         'useReadline',
Chris@13:         'useTabCompletion',
Chris@13:         'useUnicode',
Chris@13:         'warnOnMultipleConfigs',
Chris@13:     ];
Chris@13: 
Chris@13:     private $defaultIncludes;
Chris@13:     private $configDir;
Chris@13:     private $dataDir;
Chris@13:     private $runtimeDir;
Chris@13:     private $configFile;
Chris@13:     /** @var string|false */
Chris@13:     private $historyFile;
Chris@13:     private $historySize;
Chris@13:     private $eraseDuplicates;
Chris@13:     private $manualDbFile;
Chris@13:     private $hasReadline;
Chris@13:     private $useReadline;
Chris@13:     private $useBracketedPaste;
Chris@13:     private $hasPcntl;
Chris@13:     private $usePcntl;
Chris@13:     private $newCommands       = [];
Chris@13:     private $requireSemicolons = false;
Chris@13:     private $useUnicode;
Chris@13:     private $useTabCompletion;
Chris@13:     private $newMatchers = [];
Chris@13:     private $errorLoggingLevel = E_ALL;
Chris@13:     private $warnOnMultipleConfigs = false;
Chris@13:     private $colorMode;
Chris@13:     private $updateCheck;
Chris@13:     private $startupMessage;
Chris@13:     private $forceArrayIndexes = false;
Chris@13: 
Chris@13:     // services
Chris@13:     private $readline;
Chris@13:     private $output;
Chris@13:     private $shell;
Chris@13:     private $cleaner;
Chris@13:     private $pager;
Chris@13:     private $manualDb;
Chris@13:     private $presenter;
Chris@13:     private $autoCompleter;
Chris@13:     private $checker;
Chris@13:     private $prompt;
Chris@13: 
Chris@13:     /**
Chris@13:      * Construct a Configuration instance.
Chris@13:      *
Chris@13:      * Optionally, supply an array of configuration values to load.
Chris@13:      *
Chris@13:      * @param array $config Optional array of configuration values
Chris@13:      */
Chris@13:     public function __construct(array $config = [])
Chris@13:     {
Chris@13:         $this->setColorMode(self::COLOR_MODE_AUTO);
Chris@13: 
Chris@13:         // explicit configFile option
Chris@13:         if (isset($config['configFile'])) {
Chris@13:             $this->configFile = $config['configFile'];
Chris@17:         } elseif ($configFile = \getenv('PSYSH_CONFIG')) {
Chris@13:             $this->configFile = $configFile;
Chris@13:         }
Chris@13: 
Chris@13:         // legacy baseDir option
Chris@13:         if (isset($config['baseDir'])) {
Chris@13:             $msg = "The 'baseDir' configuration option is deprecated; " .
Chris@13:                 "please specify 'configDir' and 'dataDir' options instead";
Chris@13:             throw new DeprecatedException($msg);
Chris@13:         }
Chris@13: 
Chris@13:         unset($config['configFile'], $config['baseDir']);
Chris@13: 
Chris@13:         // go go gadget, config!
Chris@13:         $this->loadConfig($config);
Chris@13:         $this->init();
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Initialize the configuration.
Chris@13:      *
Chris@13:      * This checks for the presence of Readline and Pcntl extensions.
Chris@13:      *
Chris@13:      * If a config file is available, it will be loaded and merged with the current config.
Chris@13:      *
Chris@13:      * If no custom config file was specified and a local project config file
Chris@13:      * is available, it will be loaded and merged with the current config.
Chris@13:      */
Chris@13:     public function init()
Chris@13:     {
Chris@13:         // feature detection
Chris@17:         $this->hasReadline = \function_exists('readline');
Chris@17:         $this->hasPcntl    = \function_exists('pcntl_signal') && \function_exists('posix_getpid');
Chris@13: 
Chris@13:         if ($configFile = $this->getConfigFile()) {
Chris@13:             $this->loadConfigFile($configFile);
Chris@13:         }
Chris@13: 
Chris@13:         if (!$this->configFile && $localConfig = $this->getLocalConfigFile()) {
Chris@13:             $this->loadConfigFile($localConfig);
Chris@13:         }
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Get the current PsySH config file.
Chris@13:      *
Chris@13:      * If a `configFile` option was passed to the Configuration constructor,
Chris@13:      * this file will be returned. If not, all possible config directories will
Chris@13:      * be searched, and the first `config.php` or `rc.php` file which exists
Chris@13:      * will be returned.
Chris@13:      *
Chris@13:      * If you're trying to decide where to put your config file, pick
Chris@13:      *
Chris@13:      *     ~/.config/psysh/config.php
Chris@13:      *
Chris@13:      * @return string
Chris@13:      */
Chris@13:     public function getConfigFile()
Chris@13:     {
Chris@13:         if (isset($this->configFile)) {
Chris@13:             return $this->configFile;
Chris@13:         }
Chris@13: 
Chris@13:         $files = ConfigPaths::getConfigFiles(['config.php', 'rc.php'], $this->configDir);
Chris@13: 
Chris@13:         if (!empty($files)) {
Chris@17:             if ($this->warnOnMultipleConfigs && \count($files) > 1) {
Chris@17:                 $msg = \sprintf('Multiple configuration files found: %s. Using %s', \implode($files, ', '), $files[0]);
Chris@17:                 \trigger_error($msg, E_USER_NOTICE);
Chris@13:             }
Chris@13: 
Chris@13:             return $files[0];
Chris@13:         }
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Get the local PsySH config file.
Chris@13:      *
Chris@13:      * Searches for a project specific config file `.psysh.php` in the current
Chris@13:      * working directory.
Chris@13:      *
Chris@13:      * @return string
Chris@13:      */
Chris@13:     public function getLocalConfigFile()
Chris@13:     {
Chris@17:         $localConfig = \getcwd() . '/.psysh.php';
Chris@13: 
Chris@17:         if (@\is_file($localConfig)) {
Chris@13:             return $localConfig;
Chris@13:         }
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Load configuration values from an array of options.
Chris@13:      *
Chris@13:      * @param array $options
Chris@13:      */
Chris@13:     public function loadConfig(array $options)
Chris@13:     {
Chris@13:         foreach (self::$AVAILABLE_OPTIONS as $option) {
Chris@13:             if (isset($options[$option])) {
Chris@17:                 $method = 'set' . \ucfirst($option);
Chris@13:                 $this->$method($options[$option]);
Chris@13:             }
Chris@13:         }
Chris@13: 
Chris@13:         // legacy `tabCompletion` option
Chris@13:         if (isset($options['tabCompletion'])) {
Chris@13:             $msg = '`tabCompletion` is deprecated; use `useTabCompletion` instead.';
Chris@17:             @\trigger_error($msg, E_USER_DEPRECATED);
Chris@13: 
Chris@13:             $this->setUseTabCompletion($options['tabCompletion']);
Chris@13:         }
Chris@13: 
Chris@13:         foreach (['commands', 'matchers', 'casters'] as $option) {
Chris@13:             if (isset($options[$option])) {
Chris@17:                 $method = 'add' . \ucfirst($option);
Chris@13:                 $this->$method($options[$option]);
Chris@13:             }
Chris@13:         }
Chris@13: 
Chris@13:         // legacy `tabCompletionMatchers` option
Chris@13:         if (isset($options['tabCompletionMatchers'])) {
Chris@13:             $msg = '`tabCompletionMatchers` is deprecated; use `matchers` instead.';
Chris@17:             @\trigger_error($msg, E_USER_DEPRECATED);
Chris@13: 
Chris@13:             $this->addMatchers($options['tabCompletionMatchers']);
Chris@13:         }
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Load a configuration file (default: `$HOME/.config/psysh/config.php`).
Chris@13:      *
Chris@13:      * This configuration instance will be available to the config file as $config.
Chris@13:      * The config file may directly manipulate the configuration, or may return
Chris@13:      * an array of options which will be merged with the current configuration.
Chris@13:      *
Chris@13:      * @throws \InvalidArgumentException if the config file returns a non-array result
Chris@13:      *
Chris@13:      * @param string $file
Chris@13:      */
Chris@13:     public function loadConfigFile($file)
Chris@13:     {
Chris@13:         $__psysh_config_file__ = $file;
Chris@13:         $load = function ($config) use ($__psysh_config_file__) {
Chris@13:             $result = require $__psysh_config_file__;
Chris@13:             if ($result !== 1) {
Chris@13:                 return $result;
Chris@13:             }
Chris@13:         };
Chris@13:         $result = $load($this);
Chris@13: 
Chris@13:         if (!empty($result)) {
Chris@17:             if (\is_array($result)) {
Chris@13:                 $this->loadConfig($result);
Chris@13:             } else {
Chris@13:                 throw new \InvalidArgumentException('Psy Shell configuration must return an array of options');
Chris@13:             }
Chris@13:         }
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Set files to be included by default at the start of each shell session.
Chris@13:      *
Chris@13:      * @param array $includes
Chris@13:      */
Chris@13:     public function setDefaultIncludes(array $includes = [])
Chris@13:     {
Chris@13:         $this->defaultIncludes = $includes;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Get files to be included by default at the start of each shell session.
Chris@13:      *
Chris@13:      * @return array
Chris@13:      */
Chris@13:     public function getDefaultIncludes()
Chris@13:     {
Chris@13:         return $this->defaultIncludes ?: [];
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Set the shell's config directory location.
Chris@13:      *
Chris@13:      * @param string $dir
Chris@13:      */
Chris@13:     public function setConfigDir($dir)
Chris@13:     {
Chris@13:         $this->configDir = (string) $dir;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Get the current configuration directory, if any is explicitly set.
Chris@13:      *
Chris@13:      * @return string
Chris@13:      */
Chris@13:     public function getConfigDir()
Chris@13:     {
Chris@13:         return $this->configDir;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Set the shell's data directory location.
Chris@13:      *
Chris@13:      * @param string $dir
Chris@13:      */
Chris@13:     public function setDataDir($dir)
Chris@13:     {
Chris@13:         $this->dataDir = (string) $dir;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Get the current data directory, if any is explicitly set.
Chris@13:      *
Chris@13:      * @return string
Chris@13:      */
Chris@13:     public function getDataDir()
Chris@13:     {
Chris@13:         return $this->dataDir;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Set the shell's temporary directory location.
Chris@13:      *
Chris@13:      * @param string $dir
Chris@13:      */
Chris@13:     public function setRuntimeDir($dir)
Chris@13:     {
Chris@13:         $this->runtimeDir = (string) $dir;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Get the shell's temporary directory location.
Chris@13:      *
Chris@13:      * Defaults to  `/psysh` inside the system's temp dir unless explicitly
Chris@13:      * overridden.
Chris@13:      *
Chris@13:      * @return string
Chris@13:      */
Chris@13:     public function getRuntimeDir()
Chris@13:     {
Chris@13:         if (!isset($this->runtimeDir)) {
Chris@13:             $this->runtimeDir = ConfigPaths::getRuntimeDir();
Chris@13:         }
Chris@13: 
Chris@17:         if (!\is_dir($this->runtimeDir)) {
Chris@17:             \mkdir($this->runtimeDir, 0700, true);
Chris@13:         }
Chris@13: 
Chris@13:         return $this->runtimeDir;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Set the readline history file path.
Chris@13:      *
Chris@13:      * @param string $file
Chris@13:      */
Chris@13:     public function setHistoryFile($file)
Chris@13:     {
Chris@13:         $this->historyFile = ConfigPaths::touchFileWithMkdir($file);
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Get the readline history file path.
Chris@13:      *
Chris@13:      * Defaults to `/history` inside the shell's base config dir unless
Chris@13:      * explicitly overridden.
Chris@13:      *
Chris@13:      * @return string
Chris@13:      */
Chris@13:     public function getHistoryFile()
Chris@13:     {
Chris@13:         if (isset($this->historyFile)) {
Chris@13:             return $this->historyFile;
Chris@13:         }
Chris@13: 
Chris@13:         $files = ConfigPaths::getConfigFiles(['psysh_history', 'history'], $this->configDir);
Chris@13: 
Chris@13:         if (!empty($files)) {
Chris@17:             if ($this->warnOnMultipleConfigs && \count($files) > 1) {
Chris@17:                 $msg = \sprintf('Multiple history files found: %s. Using %s', \implode($files, ', '), $files[0]);
Chris@17:                 \trigger_error($msg, E_USER_NOTICE);
Chris@13:             }
Chris@13: 
Chris@13:             $this->setHistoryFile($files[0]);
Chris@13:         } else {
Chris@13:             // fallback: create our own history file
Chris@13:             $dir = $this->configDir ?: ConfigPaths::getCurrentConfigDir();
Chris@13:             $this->setHistoryFile($dir . '/psysh_history');
Chris@13:         }
Chris@13: 
Chris@13:         return $this->historyFile;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Set the readline max history size.
Chris@13:      *
Chris@13:      * @param int $value
Chris@13:      */
Chris@13:     public function setHistorySize($value)
Chris@13:     {
Chris@13:         $this->historySize = (int) $value;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Get the readline max history size.
Chris@13:      *
Chris@13:      * @return int
Chris@13:      */
Chris@13:     public function getHistorySize()
Chris@13:     {
Chris@13:         return $this->historySize;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Sets whether readline erases old duplicate history entries.
Chris@13:      *
Chris@13:      * @param bool $value
Chris@13:      */
Chris@13:     public function setEraseDuplicates($value)
Chris@13:     {
Chris@13:         $this->eraseDuplicates = (bool) $value;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Get whether readline erases old duplicate history entries.
Chris@13:      *
Chris@13:      * @return bool
Chris@13:      */
Chris@13:     public function getEraseDuplicates()
Chris@13:     {
Chris@13:         return $this->eraseDuplicates;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Get a temporary file of type $type for process $pid.
Chris@13:      *
Chris@13:      * The file will be created inside the current temporary directory.
Chris@13:      *
Chris@13:      * @see self::getRuntimeDir
Chris@13:      *
Chris@13:      * @param string $type
Chris@13:      * @param int    $pid
Chris@13:      *
Chris@13:      * @return string Temporary file name
Chris@13:      */
Chris@13:     public function getTempFile($type, $pid)
Chris@13:     {
Chris@17:         return \tempnam($this->getRuntimeDir(), $type . '_' . $pid . '_');
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Get a filename suitable for a FIFO pipe of $type for process $pid.
Chris@13:      *
Chris@13:      * The pipe will be created inside the current temporary directory.
Chris@13:      *
Chris@13:      * @param string $type
Chris@13:      * @param int    $pid
Chris@13:      *
Chris@13:      * @return string Pipe name
Chris@13:      */
Chris@13:     public function getPipe($type, $pid)
Chris@13:     {
Chris@17:         return \sprintf('%s/%s_%s', $this->getRuntimeDir(), $type, $pid);
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Check whether this PHP instance has Readline available.
Chris@13:      *
Chris@13:      * @return bool True if Readline is available
Chris@13:      */
Chris@13:     public function hasReadline()
Chris@13:     {
Chris@13:         return $this->hasReadline;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Enable or disable Readline usage.
Chris@13:      *
Chris@13:      * @param bool $useReadline
Chris@13:      */
Chris@13:     public function setUseReadline($useReadline)
Chris@13:     {
Chris@13:         $this->useReadline = (bool) $useReadline;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Check whether to use Readline.
Chris@13:      *
Chris@13:      * If `setUseReadline` as been set to true, but Readline is not actually
Chris@13:      * available, this will return false.
Chris@13:      *
Chris@13:      * @return bool True if the current Shell should use Readline
Chris@13:      */
Chris@13:     public function useReadline()
Chris@13:     {
Chris@13:         return isset($this->useReadline) ? ($this->hasReadline && $this->useReadline) : $this->hasReadline;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Set the Psy Shell readline service.
Chris@13:      *
Chris@13:      * @param Readline $readline
Chris@13:      */
Chris@13:     public function setReadline(Readline $readline)
Chris@13:     {
Chris@13:         $this->readline = $readline;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Get the Psy Shell readline service.
Chris@13:      *
Chris@13:      * By default, this service uses (in order of preference):
Chris@13:      *
Chris@13:      *  * GNU Readline
Chris@13:      *  * Libedit
Chris@13:      *  * A transient array-based readline emulation.
Chris@13:      *
Chris@13:      * @return Readline
Chris@13:      */
Chris@13:     public function getReadline()
Chris@13:     {
Chris@13:         if (!isset($this->readline)) {
Chris@13:             $className = $this->getReadlineClass();
Chris@13:             $this->readline = new $className(
Chris@13:                 $this->getHistoryFile(),
Chris@13:                 $this->getHistorySize(),
Chris@13:                 $this->getEraseDuplicates()
Chris@13:             );
Chris@13:         }
Chris@13: 
Chris@13:         return $this->readline;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Get the appropriate Readline implementation class name.
Chris@13:      *
Chris@13:      * @see self::getReadline
Chris@13:      *
Chris@13:      * @return string
Chris@13:      */
Chris@13:     private function getReadlineClass()
Chris@13:     {
Chris@13:         if ($this->useReadline()) {
Chris@13:             if (GNUReadline::isSupported()) {
Chris@13:                 return 'Psy\Readline\GNUReadline';
Chris@13:             } elseif (Libedit::isSupported()) {
Chris@13:                 return 'Psy\Readline\Libedit';
Chris@13:             } elseif (HoaConsole::isSupported()) {
Chris@13:                 return 'Psy\Readline\HoaConsole';
Chris@13:             }
Chris@13:         }
Chris@13: 
Chris@13:         return 'Psy\Readline\Transient';
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Enable or disable bracketed paste.
Chris@13:      *
Chris@13:      * Note that this only works with readline (not libedit) integration for now.
Chris@13:      *
Chris@13:      * @param bool $useBracketedPaste
Chris@13:      */
Chris@13:     public function setUseBracketedPaste($useBracketedPaste)
Chris@13:     {
Chris@13:         $this->useBracketedPaste = (bool) $useBracketedPaste;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Check whether to use bracketed paste with readline.
Chris@13:      *
Chris@13:      * When this works, it's magical. Tabs in pastes don't try to autcomplete.
Chris@13:      * Newlines in paste don't execute code until you get to the end. It makes
Chris@13:      * readline act like you'd expect when pasting.
Chris@13:      *
Chris@13:      * But it often (usually?) does not work. And when it doesn't, it just spews
Chris@13:      * escape codes all over the place and generally makes things ugly :(
Chris@13:      *
Chris@13:      * If `useBracketedPaste` has been set to true, but the current readline
Chris@13:      * implementation is anything besides GNU readline, this will return false.
Chris@13:      *
Chris@13:      * @return bool True if the shell should use bracketed paste
Chris@13:      */
Chris@13:     public function useBracketedPaste()
Chris@13:     {
Chris@13:         // For now, only the GNU readline implementation supports bracketed paste.
Chris@13:         $supported = ($this->getReadlineClass() === 'Psy\Readline\GNUReadline');
Chris@13: 
Chris@13:         return $supported && $this->useBracketedPaste;
Chris@13: 
Chris@13:         // @todo mebbe turn this on by default some day?
Chris@13:         // return isset($this->useBracketedPaste) ? ($supported && $this->useBracketedPaste) : $supported;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Check whether this PHP instance has Pcntl available.
Chris@13:      *
Chris@13:      * @return bool True if Pcntl is available
Chris@13:      */
Chris@13:     public function hasPcntl()
Chris@13:     {
Chris@13:         return $this->hasPcntl;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Enable or disable Pcntl usage.
Chris@13:      *
Chris@13:      * @param bool $usePcntl
Chris@13:      */
Chris@13:     public function setUsePcntl($usePcntl)
Chris@13:     {
Chris@13:         $this->usePcntl = (bool) $usePcntl;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Check whether to use Pcntl.
Chris@13:      *
Chris@13:      * If `setUsePcntl` has been set to true, but Pcntl is not actually
Chris@13:      * available, this will return false.
Chris@13:      *
Chris@13:      * @return bool True if the current Shell should use Pcntl
Chris@13:      */
Chris@13:     public function usePcntl()
Chris@13:     {
Chris@13:         return isset($this->usePcntl) ? ($this->hasPcntl && $this->usePcntl) : $this->hasPcntl;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Enable or disable strict requirement of semicolons.
Chris@13:      *
Chris@13:      * @see self::requireSemicolons()
Chris@13:      *
Chris@13:      * @param bool $requireSemicolons
Chris@13:      */
Chris@13:     public function setRequireSemicolons($requireSemicolons)
Chris@13:     {
Chris@13:         $this->requireSemicolons = (bool) $requireSemicolons;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Check whether to require semicolons on all statements.
Chris@13:      *
Chris@13:      * By default, PsySH will automatically insert semicolons at the end of
Chris@13:      * statements if they're missing. To strictly require semicolons, set
Chris@13:      * `requireSemicolons` to true.
Chris@13:      *
Chris@13:      * @return bool
Chris@13:      */
Chris@13:     public function requireSemicolons()
Chris@13:     {
Chris@13:         return $this->requireSemicolons;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Enable or disable Unicode in PsySH specific output.
Chris@13:      *
Chris@13:      * Note that this does not disable Unicode output in general, it just makes
Chris@13:      * it so PsySH won't output any itself.
Chris@13:      *
Chris@13:      * @param bool $useUnicode
Chris@13:      */
Chris@13:     public function setUseUnicode($useUnicode)
Chris@13:     {
Chris@13:         $this->useUnicode = (bool) $useUnicode;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Check whether to use Unicode in PsySH specific output.
Chris@13:      *
Chris@13:      * Note that this does not disable Unicode output in general, it just makes
Chris@13:      * it so PsySH won't output any itself.
Chris@13:      *
Chris@13:      * @return bool
Chris@13:      */
Chris@13:     public function useUnicode()
Chris@13:     {
Chris@13:         if (isset($this->useUnicode)) {
Chris@13:             return $this->useUnicode;
Chris@13:         }
Chris@13: 
Chris@13:         // @todo detect `chsh` != 65001 on Windows and return false
Chris@13:         return true;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Set the error logging level.
Chris@13:      *
Chris@13:      * @see self::errorLoggingLevel
Chris@13:      *
Chris@13:      * @param bool $errorLoggingLevel
Chris@13:      */
Chris@13:     public function setErrorLoggingLevel($errorLoggingLevel)
Chris@13:     {
Chris@13:         $this->errorLoggingLevel = (E_ALL | E_STRICT) & $errorLoggingLevel;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Get the current error logging level.
Chris@13:      *
Chris@13:      * By default, PsySH will automatically log all errors, regardless of the
Chris@13:      * current `error_reporting` level. Additionally, if the `error_reporting`
Chris@13:      * level warrants, an ErrorException will be thrown.
Chris@13:      *
Chris@13:      * Set `errorLoggingLevel` to 0 to prevent logging non-thrown errors. Set it
Chris@13:      * to any valid error_reporting value to log only errors which match that
Chris@13:      * level.
Chris@13:      *
Chris@13:      *     http://php.net/manual/en/function.error-reporting.php
Chris@13:      *
Chris@13:      * @return int
Chris@13:      */
Chris@13:     public function errorLoggingLevel()
Chris@13:     {
Chris@13:         return $this->errorLoggingLevel;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Set a CodeCleaner service instance.
Chris@13:      *
Chris@13:      * @param CodeCleaner $cleaner
Chris@13:      */
Chris@13:     public function setCodeCleaner(CodeCleaner $cleaner)
Chris@13:     {
Chris@13:         $this->cleaner = $cleaner;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Get a CodeCleaner service instance.
Chris@13:      *
Chris@13:      * If none has been explicitly defined, this will create a new instance.
Chris@13:      *
Chris@13:      * @return CodeCleaner
Chris@13:      */
Chris@13:     public function getCodeCleaner()
Chris@13:     {
Chris@13:         if (!isset($this->cleaner)) {
Chris@13:             $this->cleaner = new CodeCleaner();
Chris@13:         }
Chris@13: 
Chris@13:         return $this->cleaner;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Enable or disable tab completion.
Chris@13:      *
Chris@13:      * @param bool $useTabCompletion
Chris@13:      */
Chris@13:     public function setUseTabCompletion($useTabCompletion)
Chris@13:     {
Chris@13:         $this->useTabCompletion = (bool) $useTabCompletion;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * @deprecated Call `setUseTabCompletion` instead
Chris@13:      *
Chris@13:      * @param bool $useTabCompletion
Chris@13:      */
Chris@13:     public function setTabCompletion($useTabCompletion)
Chris@13:     {
Chris@13:         $this->setUseTabCompletion($useTabCompletion);
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Check whether to use tab completion.
Chris@13:      *
Chris@13:      * If `setUseTabCompletion` has been set to true, but readline is not
Chris@13:      * actually available, this will return false.
Chris@13:      *
Chris@13:      * @return bool True if the current Shell should use tab completion
Chris@13:      */
Chris@13:     public function useTabCompletion()
Chris@13:     {
Chris@13:         return isset($this->useTabCompletion) ? ($this->hasReadline && $this->useTabCompletion) : $this->hasReadline;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * @deprecated Call `useTabCompletion` instead
Chris@13:      *
Chris@13:      * @return bool
Chris@13:      */
Chris@13:     public function getTabCompletion()
Chris@13:     {
Chris@13:         return $this->useTabCompletion();
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Set the Shell Output service.
Chris@13:      *
Chris@13:      * @param ShellOutput $output
Chris@13:      */
Chris@13:     public function setOutput(ShellOutput $output)
Chris@13:     {
Chris@13:         $this->output = $output;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Get a Shell Output service instance.
Chris@13:      *
Chris@13:      * If none has been explicitly provided, this will create a new instance
Chris@13:      * with VERBOSITY_NORMAL and the output page supplied by self::getPager
Chris@13:      *
Chris@13:      * @see self::getPager
Chris@13:      *
Chris@13:      * @return ShellOutput
Chris@13:      */
Chris@13:     public function getOutput()
Chris@13:     {
Chris@13:         if (!isset($this->output)) {
Chris@13:             $this->output = new ShellOutput(
Chris@13:                 ShellOutput::VERBOSITY_NORMAL,
Chris@13:                 $this->getOutputDecorated(),
Chris@13:                 null,
Chris@13:                 $this->getPager()
Chris@13:             );
Chris@13:         }
Chris@13: 
Chris@13:         return $this->output;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Get the decoration (i.e. color) setting for the Shell Output service.
Chris@13:      *
Chris@13:      * @return null|bool 3-state boolean corresponding to the current color mode
Chris@13:      */
Chris@13:     public function getOutputDecorated()
Chris@13:     {
Chris@13:         if ($this->colorMode() === self::COLOR_MODE_AUTO) {
Chris@13:             return;
Chris@13:         } elseif ($this->colorMode() === self::COLOR_MODE_FORCED) {
Chris@13:             return true;
Chris@13:         } elseif ($this->colorMode() === self::COLOR_MODE_DISABLED) {
Chris@13:             return false;
Chris@13:         }
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Set the OutputPager service.
Chris@13:      *
Chris@13:      * If a string is supplied, a ProcOutputPager will be used which shells out
Chris@13:      * to the specified command.
Chris@13:      *
Chris@13:      * @throws \InvalidArgumentException if $pager is not a string or OutputPager instance
Chris@13:      *
Chris@13:      * @param string|OutputPager $pager
Chris@13:      */
Chris@13:     public function setPager($pager)
Chris@13:     {
Chris@17:         if ($pager && !\is_string($pager) && !$pager instanceof OutputPager) {
Chris@13:             throw new \InvalidArgumentException('Unexpected pager instance');
Chris@13:         }
Chris@13: 
Chris@13:         $this->pager = $pager;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Get an OutputPager instance or a command for an external Proc pager.
Chris@13:      *
Chris@13:      * If no Pager has been explicitly provided, and Pcntl is available, this
Chris@13:      * will default to `cli.pager` ini value, falling back to `which less`.
Chris@13:      *
Chris@13:      * @return string|OutputPager
Chris@13:      */
Chris@13:     public function getPager()
Chris@13:     {
Chris@13:         if (!isset($this->pager) && $this->usePcntl()) {
Chris@17:             if ($pager = \ini_get('cli.pager')) {
Chris@16:                 // use the default pager
Chris@13:                 $this->pager = $pager;
Chris@17:             } elseif ($less = \exec('which less 2>/dev/null')) {
Chris@13:                 // check for the presence of less...
Chris@13:                 $this->pager = $less . ' -R -S -F -X';
Chris@13:             }
Chris@13:         }
Chris@13: 
Chris@13:         return $this->pager;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Set the Shell AutoCompleter service.
Chris@13:      *
Chris@13:      * @param AutoCompleter $autoCompleter
Chris@13:      */
Chris@13:     public function setAutoCompleter(AutoCompleter $autoCompleter)
Chris@13:     {
Chris@13:         $this->autoCompleter = $autoCompleter;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Get an AutoCompleter service instance.
Chris@13:      *
Chris@13:      * @return AutoCompleter
Chris@13:      */
Chris@13:     public function getAutoCompleter()
Chris@13:     {
Chris@13:         if (!isset($this->autoCompleter)) {
Chris@13:             $this->autoCompleter = new AutoCompleter();
Chris@13:         }
Chris@13: 
Chris@13:         return $this->autoCompleter;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * @deprecated Nothing should be using this anymore
Chris@13:      *
Chris@13:      * @return array
Chris@13:      */
Chris@13:     public function getTabCompletionMatchers()
Chris@13:     {
Chris@13:         return [];
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Add tab completion matchers to the AutoCompleter.
Chris@13:      *
Chris@13:      * This will buffer new matchers in the event that the Shell has not yet
Chris@13:      * been instantiated. This allows the user to specify matchers in their
Chris@13:      * config rc file, despite the fact that their file is needed in the Shell
Chris@13:      * constructor.
Chris@13:      *
Chris@13:      * @param array $matchers
Chris@13:      */
Chris@13:     public function addMatchers(array $matchers)
Chris@13:     {
Chris@17:         $this->newMatchers = \array_merge($this->newMatchers, $matchers);
Chris@13:         if (isset($this->shell)) {
Chris@13:             $this->doAddMatchers();
Chris@13:         }
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Internal method for adding tab completion matchers. This will set any new
Chris@13:      * matchers once a Shell is available.
Chris@13:      */
Chris@13:     private function doAddMatchers()
Chris@13:     {
Chris@13:         if (!empty($this->newMatchers)) {
Chris@13:             $this->shell->addMatchers($this->newMatchers);
Chris@13:             $this->newMatchers = [];
Chris@13:         }
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * @deprecated Use `addMatchers` instead
Chris@13:      *
Chris@13:      * @param array $matchers
Chris@13:      */
Chris@13:     public function addTabCompletionMatchers(array $matchers)
Chris@13:     {
Chris@13:         $this->addMatchers($matchers);
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Add commands to the Shell.
Chris@13:      *
Chris@13:      * This will buffer new commands in the event that the Shell has not yet
Chris@13:      * been instantiated. This allows the user to specify commands in their
Chris@13:      * config rc file, despite the fact that their file is needed in the Shell
Chris@13:      * constructor.
Chris@13:      *
Chris@13:      * @param array $commands
Chris@13:      */
Chris@13:     public function addCommands(array $commands)
Chris@13:     {
Chris@17:         $this->newCommands = \array_merge($this->newCommands, $commands);
Chris@13:         if (isset($this->shell)) {
Chris@13:             $this->doAddCommands();
Chris@13:         }
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Internal method for adding commands. This will set any new commands once
Chris@13:      * a Shell is available.
Chris@13:      */
Chris@13:     private function doAddCommands()
Chris@13:     {
Chris@13:         if (!empty($this->newCommands)) {
Chris@13:             $this->shell->addCommands($this->newCommands);
Chris@13:             $this->newCommands = [];
Chris@13:         }
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Set the Shell backreference and add any new commands to the Shell.
Chris@13:      *
Chris@13:      * @param Shell $shell
Chris@13:      */
Chris@13:     public function setShell(Shell $shell)
Chris@13:     {
Chris@13:         $this->shell = $shell;
Chris@13:         $this->doAddCommands();
Chris@13:         $this->doAddMatchers();
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Set the PHP manual database file.
Chris@13:      *
Chris@13:      * This file should be an SQLite database generated from the phpdoc source
Chris@13:      * with the `bin/build_manual` script.
Chris@13:      *
Chris@13:      * @param string $filename
Chris@13:      */
Chris@13:     public function setManualDbFile($filename)
Chris@13:     {
Chris@13:         $this->manualDbFile = (string) $filename;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Get the current PHP manual database file.
Chris@13:      *
Chris@13:      * @return string Default: '~/.local/share/psysh/php_manual.sqlite'
Chris@13:      */
Chris@13:     public function getManualDbFile()
Chris@13:     {
Chris@13:         if (isset($this->manualDbFile)) {
Chris@13:             return $this->manualDbFile;
Chris@13:         }
Chris@13: 
Chris@13:         $files = ConfigPaths::getDataFiles(['php_manual.sqlite'], $this->dataDir);
Chris@13:         if (!empty($files)) {
Chris@17:             if ($this->warnOnMultipleConfigs && \count($files) > 1) {
Chris@17:                 $msg = \sprintf('Multiple manual database files found: %s. Using %s', \implode($files, ', '), $files[0]);
Chris@17:                 \trigger_error($msg, E_USER_NOTICE);
Chris@13:             }
Chris@13: 
Chris@13:             return $this->manualDbFile = $files[0];
Chris@13:         }
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Get a PHP manual database connection.
Chris@13:      *
Chris@13:      * @return \PDO
Chris@13:      */
Chris@13:     public function getManualDb()
Chris@13:     {
Chris@13:         if (!isset($this->manualDb)) {
Chris@13:             $dbFile = $this->getManualDbFile();
Chris@17:             if (\is_file($dbFile)) {
Chris@13:                 try {
Chris@13:                     $this->manualDb = new \PDO('sqlite:' . $dbFile);
Chris@13:                 } catch (\PDOException $e) {
Chris@13:                     if ($e->getMessage() === 'could not find driver') {
Chris@13:                         throw new RuntimeException('SQLite PDO driver not found', 0, $e);
Chris@13:                     } else {
Chris@13:                         throw $e;
Chris@13:                     }
Chris@13:                 }
Chris@13:             }
Chris@13:         }
Chris@13: 
Chris@13:         return $this->manualDb;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Add an array of casters definitions.
Chris@13:      *
Chris@13:      * @param array $casters
Chris@13:      */
Chris@13:     public function addCasters(array $casters)
Chris@13:     {
Chris@13:         $this->getPresenter()->addCasters($casters);
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Get the Presenter service.
Chris@13:      *
Chris@13:      * @return Presenter
Chris@13:      */
Chris@13:     public function getPresenter()
Chris@13:     {
Chris@13:         if (!isset($this->presenter)) {
Chris@13:             $this->presenter = new Presenter($this->getOutput()->getFormatter(), $this->forceArrayIndexes());
Chris@13:         }
Chris@13: 
Chris@13:         return $this->presenter;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Enable or disable warnings on multiple configuration or data files.
Chris@13:      *
Chris@13:      * @see self::warnOnMultipleConfigs()
Chris@13:      *
Chris@13:      * @param bool $warnOnMultipleConfigs
Chris@13:      */
Chris@13:     public function setWarnOnMultipleConfigs($warnOnMultipleConfigs)
Chris@13:     {
Chris@13:         $this->warnOnMultipleConfigs = (bool) $warnOnMultipleConfigs;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Check whether to warn on multiple configuration or data files.
Chris@13:      *
Chris@13:      * By default, PsySH will use the file with highest precedence, and will
Chris@13:      * silently ignore all others. With this enabled, a warning will be emitted
Chris@13:      * (but not an exception thrown) if multiple configuration or data files
Chris@13:      * are found.
Chris@13:      *
Chris@13:      * This will default to true in a future release, but is false for now.
Chris@13:      *
Chris@13:      * @return bool
Chris@13:      */
Chris@13:     public function warnOnMultipleConfigs()
Chris@13:     {
Chris@13:         return $this->warnOnMultipleConfigs;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Set the current color mode.
Chris@13:      *
Chris@13:      * @param string $colorMode
Chris@13:      */
Chris@13:     public function setColorMode($colorMode)
Chris@13:     {
Chris@13:         $validColorModes = [
Chris@13:             self::COLOR_MODE_AUTO,
Chris@13:             self::COLOR_MODE_FORCED,
Chris@13:             self::COLOR_MODE_DISABLED,
Chris@13:         ];
Chris@13: 
Chris@17:         if (\in_array($colorMode, $validColorModes)) {
Chris@13:             $this->colorMode = $colorMode;
Chris@13:         } else {
Chris@13:             throw new \InvalidArgumentException('invalid color mode: ' . $colorMode);
Chris@13:         }
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Get the current color mode.
Chris@13:      *
Chris@13:      * @return string
Chris@13:      */
Chris@13:     public function colorMode()
Chris@13:     {
Chris@13:         return $this->colorMode;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Set an update checker service instance.
Chris@13:      *
Chris@13:      * @param Checker $checker
Chris@13:      */
Chris@13:     public function setChecker(Checker $checker)
Chris@13:     {
Chris@13:         $this->checker = $checker;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Get an update checker service instance.
Chris@13:      *
Chris@13:      * If none has been explicitly defined, this will create a new instance.
Chris@13:      *
Chris@13:      * @return Checker
Chris@13:      */
Chris@13:     public function getChecker()
Chris@13:     {
Chris@13:         if (!isset($this->checker)) {
Chris@13:             $interval = $this->getUpdateCheck();
Chris@13:             switch ($interval) {
Chris@13:                 case Checker::ALWAYS:
Chris@13:                     $this->checker = new GitHubChecker();
Chris@13:                     break;
Chris@13: 
Chris@13:                 case Checker::DAILY:
Chris@13:                 case Checker::WEEKLY:
Chris@13:                 case Checker::MONTHLY:
Chris@13:                     $checkFile = $this->getUpdateCheckCacheFile();
Chris@13:                     if ($checkFile === false) {
Chris@13:                         $this->checker = new NoopChecker();
Chris@13:                     } else {
Chris@13:                         $this->checker = new IntervalChecker($checkFile, $interval);
Chris@13:                     }
Chris@13:                     break;
Chris@13: 
Chris@13:                 case Checker::NEVER:
Chris@13:                     $this->checker = new NoopChecker();
Chris@13:                     break;
Chris@13:             }
Chris@13:         }
Chris@13: 
Chris@13:         return $this->checker;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Get the current update check interval.
Chris@13:      *
Chris@13:      * One of 'always', 'daily', 'weekly', 'monthly' or 'never'. If none is
Chris@13:      * explicitly set, default to 'weekly'.
Chris@13:      *
Chris@13:      * @return string
Chris@13:      */
Chris@13:     public function getUpdateCheck()
Chris@13:     {
Chris@13:         return isset($this->updateCheck) ? $this->updateCheck : Checker::WEEKLY;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Set the update check interval.
Chris@13:      *
Chris@13:      * @throws \InvalidArgumentDescription if the update check interval is unknown
Chris@13:      *
Chris@13:      * @param string $interval
Chris@13:      */
Chris@13:     public function setUpdateCheck($interval)
Chris@13:     {
Chris@13:         $validIntervals = [
Chris@13:             Checker::ALWAYS,
Chris@13:             Checker::DAILY,
Chris@13:             Checker::WEEKLY,
Chris@13:             Checker::MONTHLY,
Chris@13:             Checker::NEVER,
Chris@13:         ];
Chris@13: 
Chris@17:         if (!\in_array($interval, $validIntervals)) {
Chris@13:             throw new \InvalidArgumentException('invalid update check interval: ' . $interval);
Chris@13:         }
Chris@13: 
Chris@13:         $this->updateCheck = $interval;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Get a cache file path for the update checker.
Chris@13:      *
Chris@13:      * @return string|false Return false if config file/directory is not writable
Chris@13:      */
Chris@13:     public function getUpdateCheckCacheFile()
Chris@13:     {
Chris@13:         $dir = $this->configDir ?: ConfigPaths::getCurrentConfigDir();
Chris@13: 
Chris@13:         return ConfigPaths::touchFileWithMkdir($dir . '/update_check.json');
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Set the startup message.
Chris@13:      *
Chris@13:      * @param string $message
Chris@13:      */
Chris@13:     public function setStartupMessage($message)
Chris@13:     {
Chris@13:         $this->startupMessage = $message;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Get the startup message.
Chris@13:      *
Chris@13:      * @return string|null
Chris@13:      */
Chris@13:     public function getStartupMessage()
Chris@13:     {
Chris@13:         return $this->startupMessage;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Set the prompt.
Chris@13:      *
Chris@13:      * @param string $prompt
Chris@13:      */
Chris@13:     public function setPrompt($prompt)
Chris@13:     {
Chris@13:         $this->prompt = $prompt;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Get the prompt.
Chris@13:      *
Chris@13:      * @return string
Chris@13:      */
Chris@13:     public function getPrompt()
Chris@13:     {
Chris@13:         return $this->prompt;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Get the force array indexes.
Chris@13:      *
Chris@13:      * @return bool
Chris@13:      */
Chris@13:     public function forceArrayIndexes()
Chris@13:     {
Chris@13:         return $this->forceArrayIndexes;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Set the force array indexes.
Chris@13:      *
Chris@13:      * @param bool $forceArrayIndexes
Chris@13:      */
Chris@13:     public function setForceArrayIndexes($forceArrayIndexes)
Chris@13:     {
Chris@13:         $this->forceArrayIndexes = $forceArrayIndexes;
Chris@13:     }
Chris@13: }