Chris@0: <?php
Chris@0: 
Chris@0: /*
Chris@0:  * This file is part of Psy Shell.
Chris@0:  *
Chris@0:  * (c) 2012-2017 Justin Hileman
Chris@0:  *
Chris@0:  * For the full copyright and license information, please view the LICENSE
Chris@0:  * file that was distributed with this source code.
Chris@0:  */
Chris@0: 
Chris@0: namespace Psy\Readline;
Chris@0: 
Chris@0: use Hoa\Console\Readline\Readline as HoaReadline;
Chris@0: use Psy\Exception\BreakException;
Chris@0: 
Chris@0: /**
Chris@0:  * Hoa\Console Readline implementation.
Chris@0:  */
Chris@0: class HoaConsole implements Readline
Chris@0: {
Chris@0:     /** @var HoaReadline */
Chris@0:     private $hoaReadline;
Chris@0: 
Chris@0:     /**
Chris@0:      * @return bool
Chris@0:      */
Chris@0:     public static function isSupported()
Chris@0:     {
Chris@0:         return class_exists('\Hoa\Console\Console', true);
Chris@0:     }
Chris@0: 
Chris@0:     public function __construct()
Chris@0:     {
Chris@0:         $this->hoaReadline = new HoaReadline();
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * {@inheritdoc}
Chris@0:      */
Chris@0:     public function addHistory($line)
Chris@0:     {
Chris@0:         $this->hoaReadline->addHistory($line);
Chris@0: 
Chris@0:         return true;
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * {@inheritdoc}
Chris@0:      */
Chris@0:     public function clearHistory()
Chris@0:     {
Chris@0:         $this->hoaReadline->clearHistory();
Chris@0: 
Chris@0:         return true;
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * {@inheritdoc}
Chris@0:      */
Chris@0:     public function listHistory()
Chris@0:     {
Chris@0:         $i = 0;
Chris@0:         $list = array();
Chris@0:         while (($item = $this->hoaReadline->getHistory($i++)) !== null) {
Chris@0:             $list[] = $item;
Chris@0:         }
Chris@0: 
Chris@0:         return $list;
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * {@inheritdoc}
Chris@0:      */
Chris@0:     public function readHistory()
Chris@0:     {
Chris@0:         return true;
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * {@inheritdoc}
Chris@0:      *
Chris@0:      * @throws BreakException if user hits Ctrl+D
Chris@0:      *
Chris@0:      * @return string
Chris@0:      */
Chris@0:     public function readline($prompt = null)
Chris@0:     {
Chris@0:         return $this->hoaReadline->readLine($prompt);
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * {@inheritdoc}
Chris@0:      */
Chris@0:     public function redisplay()
Chris@0:     {
Chris@0:         // noop
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * {@inheritdoc}
Chris@0:      */
Chris@0:     public function writeHistory()
Chris@0:     {
Chris@0:         return true;
Chris@0:     }
Chris@0: }