Deployee\Plugins\ShellTasks\Helper\ExecutableFinder

Complexity

Total Complexity

9

Size/Duplication

Total Lines	60
Duplicated Lines	0 %

Test Coverage

Coverage

0%

Importance

Changes	1
Bugs	0	Features	0

4 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	3	1
A	which()	0	11	3
A	addAlias()	0	3	1
A	find()	0	12	4

<?php


namespace Deployee\Plugins\ShellTasks\Helper;


use Phizzl\PhpShellCommand\ShellCommand;

class ExecutableFinder
{
    /**
     * @var array
     */
    private $aliases;

    /**
     * @param array $aliases
     */
    public function __construct(array $aliases = [])
    {
        $this->aliases = $aliases;
    }

    /**
     * @param string $name
     * @return string
     */
    public function find(string $name): string
    {
        $return = $name;
        if(isset($this->aliases[$name])){
            $return = $this->aliases[$name];
        }
        elseif(trim($name) !== ''
            && ($path = $this->which($name))){
            $return = $path;
        }

        return $return;
    }

    /**
     * Usage:
     * ExecutableFinderService::addAlias('mysqldump', '/usr/local/mysql5/bin/mysqldump')
     *
     * @param string $alias
     * @param string $resolved
     */
    public function addAlias($alias, $resolved)
    {
        $this->aliases[$alias] = $resolved;
    }

    /**
     * @param string $name
     * @return string
     */
    private function which(string $name): string
    {
        $isOsWin = stripos(PHP_OS, 'WIN') === 0;

        $which = $isOsWin ? 'where' : 'which';
        $cmd = new ShellCommand(sprintf('%s %s', $which, escapeshellarg($name)), null);
        $result = $cmd->run();

        return $result->getExitCode() > 0
            ? ''
            : trim(current(explode(PHP_EOL, $result->getOutput())));
    }
}