<?php

/**
 * Class MC4WP_Plugin
 *
 * Helper class for easy access to information like the plugin file or plugin directory.
 *
 * @access public
 * @ignore
 */
class MC4WP_Plugin
{

    /**
     * @var string The plugin version.
     */
    protected $version;

    /**
     * @var string The main plugin file.
     */
    protected $file;

    /**
     * @param string $file The plugin version.
     * @param string $version The main plugin file.
     */
    public function __construct($file, $version)
    {
        $this->file = $file;
        $this->version = $version;
    }

    /**
     * Get the main plugin file.
     *
     * @return string
     */
    public function file()
    {
        return $this->file;
    }

    /**
     * Get the plugin version.
     *
     * @return string
     */
    public function version()
    {
        return $this->version;
    }

    /**
     * Gets the directory the plugin lives in.
     *
     * @param string $path
     *
     * @return string
     */
    public function dir($path = '')
    {

        // ensure path has leading slash
        if ('' !== $path) {
            $path = '/' . ltrim($path, '/');
        }

        return dirname($this->file) . $path;
    }

    /**
     * Gets the URL to the plugin files.
     *
     * @param string $path
     *
     * @return string
     */
    public function url($path = '')
    {
        return plugins_url($path, $this->file);
    }
}