Deployer\Host\FileLoader

Complexity

Total Complexity

16

Size/Duplication

Total Lines	85
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	5

Test Coverage

Coverage

93.94%

Importance

Changes

0

3 Methods

Rating	Name	Duplication	Size	Complexity
A	expandOnLoad()	0	15	4
B	load()	0	46	11
A	getHosts()	0	4	1

<?php
/* (c) Anton Medvedev <anton@medv.io>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Deployer\Host;

use Deployer\Exception\Exception;
use Symfony\Component\Yaml\Yaml;

class FileLoader
{
    /**
     * @var Host[]
     */
    private $hosts = [];
    /**
     * @param array $datain
     * @return array $dataexp
     */
    public function expandOnLoad($datain)
    {
        $dataout = [];
        foreach ($datain as $hostname => $config) {
            if (preg_match('/\[(.+?)\]/', $hostname)) {
                foreach (Range::expand([$hostname]) as $splithost) {
                    $dataout["$splithost"] = $config;
                }
            } else {
                $dataout["$hostname"] = $config;
            }
        }

        return $dataout;
    }
    /**
     * @param string $file
     * @return $this
     * @throws Exception
     */
    public function load($file)
    {
        if (!file_exists($file) || !is_readable($file)) {
            throw new Exception("File `$file` doesn't exists or isn't readable.");
        }

        $data = Yaml::parse(file_get_contents($file));
        $data = $this->expandOnLoad($data);

        if (!is_array($data)) {
            throw new Exception("Hosts file `$file` should contains array of hosts.");
        }

        foreach ($data as $hostname => $config) {
            if (preg_match('/^\./', $hostname)) {
                continue;
            }

            if (isset($config['local'])) {
                $host = new Localhost($hostname);
            } else {
                $host = new Host($hostname);
                $methods = [
                    'sshOptions' => 'setSshOptions',
                    'sshFlags' => 'setSshFlags',
                ];

                foreach (array_keys($methods) as $method) {
                    if (isset($config[$method])) {
                        $set = $methods[$method];
                        $host->$set($config[$method]);
                    }
                }
            }

            if (is_array($config)) {
                foreach ($config as $name => $value) {
                    $host->set($name, $value);
                }
            }

            $this->hosts[$hostname] = $host;
        }

        return $this;
    }

    /**
     * @return Host[]
     */
    public function getHosts()
    {
        return $this->hosts;
    }
}