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<?php |
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/** |
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* This file is part of the SVN-Buddy library. |
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* For the full copyright and license information, please view |
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* the LICENSE file that was distributed with this source code. |
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* |
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* @copyright Alexander Obuhovich <[email protected]> |
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* @link https://github.com/console-helpers/svn-buddy |
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*/ |
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namespace ConsoleHelpers\SVNBuddy\Updater; |
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use Humbug\SelfUpdate\Exception\HttpRequestException; |
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use Humbug\SelfUpdate\FileDownloader; |
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use Humbug\SelfUpdate\Strategy\StrategyInterface; |
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use Humbug\SelfUpdate\Updater; |
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class VersionUpdateStrategy implements StrategyInterface |
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{ |
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const UPDATE_SERVER_URL = 'https://svn-buddy-updater.herokuapp.com'; |
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/** |
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* Stability. |
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* |
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* @var string |
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*/ |
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protected $stability = Stability::STABLE; |
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/** |
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* Local version. |
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* |
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* @var string |
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*/ |
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protected $localVersion; |
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/** |
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* Url, from where remote version can be downloaded. |
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* |
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* @var string |
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*/ |
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protected $remoteUrl; |
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/** |
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* Sets stability. |
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* |
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* @param string $stability Stability. |
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* |
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* @return void |
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*/ |
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public function setStability($stability) |
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{ |
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$this->stability = $stability; |
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} |
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/** |
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* Set version string of the local phar |
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* |
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* @param string $version Version. |
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* |
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* @return void |
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*/ |
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public function setCurrentLocalVersion($version) |
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{ |
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$this->localVersion = $version; |
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} |
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/** |
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* Download the remote Phar file. |
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* |
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* @param Updater $updater Updater. |
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* |
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* @return void |
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* @throws \LogicException When there is nothing to download. |
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*/ |
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public function download(Updater $updater) |
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{ |
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if ( !$this->remoteUrl ) { |
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throw new \LogicException('Run "hasUpdate()" on updater prior to downloading new version.'); |
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} |
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file_put_contents($updater->getTempPharFile(), $this->downloadFile($this->remoteUrl)); |
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} |
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/** |
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* Retrieve the current version available remotely. |
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* |
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* @param Updater $updater Updater. |
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* |
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* @return string |
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* @throws \LogicException When update channel doesn't exist. |
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*/ |
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public function getCurrentRemoteVersion(Updater $updater) |
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{ |
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$this->remoteUrl = ''; |
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$versions = json_decode( |
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$this->downloadFile(self::UPDATE_SERVER_URL . '/versions'), |
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true |
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); |
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if ( !isset($versions[$this->stability]) ) { |
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throw new \LogicException('The "' . $this->stability . '" update channel not found.'); |
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} |
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$this->remoteUrl = self::UPDATE_SERVER_URL . $versions[$this->stability]['path']; |
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return $versions[$this->stability]['version']; |
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} |
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/** |
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* Retrieve the current version of the local phar file. |
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* |
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* @param Updater $updater Updater. |
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* |
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* @return string |
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*/ |
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public function getCurrentLocalVersion(Updater $updater) |
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{ |
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return $this->localVersion; |
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} |
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/** |
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* Downloads file securely. |
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* |
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* @param string $url Url. |
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* |
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* @return string |
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* @throws HttpRequestException When failed to download a file. |
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*/ |
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protected function downloadFile($url) |
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{ |
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// If not for "CN_match" on PHP < 5.6 just "humbug_get_contents" function could be used. |
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$file_downloader = new FileDownloader(); |
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$result = $file_downloader->download($url); |
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if ( false === $result ) { |
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throw new HttpRequestException(sprintf('Request to URL failed: %s', $url)); |
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} |
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return $result; |
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} |
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} |
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console-helpers /
svn-buddy
Let’s assume that you have a directory layout like this:
. |-- OtherDir | |-- Bar.php | `-- Foo.php `-- SomeDir `-- Foo.phpand let’s assume the following content of
Bar.php:If both files
OtherDir/Foo.phpandSomeDir/Foo.phpare loaded in the same runtime, you will see a PHP error such as the following:PHP Fatal error: Cannot use SomeDir\Foo as Foo because the name is already in use in OtherDir/Foo.phpHowever, as
OtherDir/Foo.phpdoes not necessarily have to be loaded and the error is only triggered if it is loaded beforeOtherDir/Bar.php, this problem might go unnoticed for a while. In order to prevent this error from surfacing, you must import the namespace with a different alias: