<?php
/**
* PHPCI - Continuous Integration for PHP
*
* @copyright    Copyright 2013, Block 8 Limited.
* @license      https://github.com/Block8/PHPCI/blob/master/LICENSE.md
* @link         http://www.phptesting.org/
*/

namespace PHPCI\Plugin;

use PHPCI\Builder;
use PHPCI\Model\Build;

/**
* PHP Copy / Paste Detector - Allows PHP Copy / Paste Detector testing.
* @author       Dan Cryer <dan@block8.co.uk>
* @package      PHPCI
* @subpackage   Plugins
*/
class PhpCpd implements \PHPCI\Plugin
{
    protected $directory;
    protected $args;
    protected $phpci;

    /**
     * @var string, based on the assumption the root may not hold the code to be
     * tested, exteds the base path
     */
    protected $path;

    /**
     * @var array - paths to ignore
     */
    protected $ignore;

    public function __construct(Builder $phpci, Build $build, array $options = array())
    {
        $this->phpci = $phpci;
        $this->path = $phpci->buildPath;
        $this->standard = 'PSR1';
        $this->ignore = $phpci->ignore;

        if (!empty($options['path'])) {
            $this->path = $phpci->buildPath . $options['path'];
        }

        if (!empty($options['standard'])) {
            $this->standard = $options['standard'];
        }

        if (!empty($options['ignore'])) {
            $this->ignore = $this->phpci->ignore;
        }
    }

    /**
    * Runs PHP Copy/Paste Detector in a specified directory.
    */
    public function execute()
    {
        $ignore = '';
        if (count($this->ignore)) {
            $map = function ($item) {
                return ' --exclude ' . (substr($item, -1) == '/' ? substr($item, 0, -1) : $item);
            };
            $ignore = array_map($map, $this->ignore);

            $ignore = implode('', $ignore);
        }

        $phpcpd = $this->phpci->findBinary('phpcpd');

        if (!$phpcpd) {
            $this->phpci->logFailure('Could not find phpcpd.');
            return false;
        }

        $success = $this->phpci->executeCommand($phpcpd . ' %s "%s"', $ignore, $this->phpci->buildPath.$this->path);

        print $this->phpci->getLastOutput();

        return $success;
    }
}