2019-03-28 17:57:56 +01:00

142 lines
3.1 KiB
PHP

<?php
/**
* @package Grav.Common.GPM
*
* @copyright Copyright (C) 2015 - 2018 Trilby Media, LLC. All rights reserved.
* @license MIT License; see LICENSE file for details.
*/
namespace Grav\Common\GPM;
use Grav\Common\GPM\Remote\GravCore;
/**
* Class Upgrader
*
* @package Grav\Common\GPM
*/
class Upgrader
{
/**
* Remote details about latest Grav version
*
* @var GravCore
*/
private $remote;
private $min_php;
/**
* Creates a new GPM instance with Local and Remote packages available
*
* @param boolean $refresh Applies to Remote Packages only and forces a refetch of data
* @param callable $callback Either a function or callback in array notation
* @throws \InvalidArgumentException
*/
public function __construct($refresh = false, $callback = null)
{
$this->remote = new Remote\GravCore($refresh, $callback);
}
/**
* Returns the release date of the latest version of Grav
*
* @return string
*/
public function getReleaseDate()
{
return $this->remote->getDate();
}
/**
* Returns the version of the installed Grav
*
* @return string
*/
public function getLocalVersion()
{
return GRAV_VERSION;
}
/**
* Returns the version of the remotely available Grav
*
* @return string
*/
public function getRemoteVersion()
{
return $this->remote->getVersion();
}
/**
* Returns an array of assets available to download remotely
*
* @return array
*/
public function getAssets()
{
return $this->remote->getAssets();
}
/**
* Returns the changelog list for each version of Grav
*
* @param string $diff the version number to start the diff from
*
* @return array return the changelog list for each version
*/
public function getChangelog($diff = null)
{
return $this->remote->getChangelog($diff);
}
/**
* Make sure this meets minimum PHP requirements
*
* @return bool
*/
public function meetsRequirements()
{
$current_php_version = phpversion();
if (version_compare($current_php_version, $this->minPHPVersion(), '<')) {
return false;
}
return true;
}
/**
* Get minimum PHP version from remote
*
* @return null
*/
public function minPHPVersion()
{
if (is_null($this->min_php)) {
$this->min_php = $this->remote->getMinPHPVersion();
}
return $this->min_php;
}
/**
* Checks if the currently installed Grav is upgradable to a newer version
*
* @return boolean True if it's upgradable, False otherwise.
*/
public function isUpgradable()
{
return version_compare($this->getLocalVersion(), $this->getRemoteVersion(), "<");
}
/**
* Checks if Grav is currently symbolically linked
*
* @return boolean True if Grav is symlinked, False otherwise.
*/
public function isSymlink()
{
return $this->remote->isSymlink();
}
}