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<?php
/**
* Piwik - Open source web analytics
*
* @link http://piwik.org
* @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
*
* @category Piwik_Plugins
* @package CorePluginsAdmin
*/
namespace Piwik\Plugins\CorePluginsAdmin;
use Piwik\Filechecks;
use Piwik\Filesystem;
use Piwik\Unzip;
/**
*
* @package CorePluginsAdmin
*/
class PluginInstaller
{
const PATH_TO_DOWNLOAD = '/tmp/latest/plugins/';
const PATH_TO_EXTRACT = '/plugins/';
private $pluginName;
public function __construct($pluginName)
{
$this->pluginName = $pluginName;
}
public function installOrUpdatePluginFromMarketplace()
{
$tmpPluginZip = PIWIK_USER_PATH . self::PATH_TO_DOWNLOAD . $this->pluginName . '.zip';
$tmpPluginFolder = PIWIK_USER_PATH . self::PATH_TO_DOWNLOAD . $this->pluginName;
$this->makeSureFoldersAreWritable();
$this->downloadPluginFromMarketplace($tmpPluginZip);
$this->extractPluginFiles($tmpPluginZip, $tmpPluginFolder);
$this->makeSurePluginJsonExists($tmpPluginFolder);
$this->copyPluginToDestination($tmpPluginFolder);
$this->removeFileIfExists($tmpPluginZip);
$this->removeFolderIfExists($tmpPluginFolder);
}
private function makeSureFoldersAreWritable()
{
Filechecks::dieIfDirectoriesNotWritable(array(self::PATH_TO_DOWNLOAD, self::PATH_TO_EXTRACT));
}
private function downloadPluginFromMarketplace($pluginZipTargetFile)
{
$this->removeFileIfExists($pluginZipTargetFile);
$marketplace = new MarketplaceApiClient();
$success = $marketplace->download($this->pluginName, $pluginZipTargetFile);
if (!$success) {
throw new \Exception('Failed to download plugin');
}
}
/**
* @param $pluginZipFile
* @param $pathExtracted
* @throws \Exception
*/
private function extractPluginFiles($pluginZipFile, $pathExtracted)
{
$archive = Unzip::factory('PclZip', $pluginZipFile);
$this->removeFolderIfExists($pathExtracted);
if (0 == ($pluginFiles = $archive->extract($pathExtracted))) {
throw new \Exception(Piwik_TranslateException('Plugin_ExceptionArchiveIncompatible', $archive->errorInfo()));
}
if (0 == count($pluginFiles)) {
throw new \Exception(Piwik_TranslateException('Plugin Zip File Is Empty'));
}
}
private function makeSurePluginJsonExists($tmpPluginFolder)
{
if (!file_exists($tmpPluginFolder . '/plugin.json')) {
throw new \Exception('It is not a valid Plugin, missing plugin.json');
}
}
private function copyPluginToDestination($tmpPluginFolder)
{
$pluginTargetPath = PIWIK_USER_PATH . self::PATH_TO_EXTRACT . $this->pluginName;
$this->removeFolderIfExists($pluginTargetPath);
Filesystem::copyRecursive($tmpPluginFolder, $pluginTargetPath);
}
/**
* @param $pathExtracted
*/
private function removeFolderIfExists($pathExtracted)
{
if (file_exists($pathExtracted)) {
Filesystem::unlinkRecursive($pathExtracted, true);
}
}
/**
* @param $targetTmpFile
*/
private function removeFileIfExists($targetTmpFile)
{
if (file_exists($targetTmpFile)) {
unlink($targetTmpFile);
}
}
}
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