Added Extension Manager

.gitignore

@@ -2,6 +2,7 @@
 /data/cache/*
 /data/upload/*
 /data/preferences/*
+/data/.backup/*
 /data/config.php
 /custom
 /application/Espo/Resources/metadata/scopes/CustomTest.json

application/Espo/Controllers/Admin.php

@@ -72,7 +72,7 @@ class Admin extends \Espo\Core\Controllers\Base
 	{
 		$upgradeManager = new \Espo\Core\UpgradeManager($this->getContainer());
 
-		$upgradeManager->run($data['id']);
+		$upgradeManager->install($data['id']);
 
 		return true;
 	}

application/Espo/Controllers/Extension.php

@@ -33,13 +33,13 @@ class Extension extends \Espo\Core\Controllers\Record
 			throw new Forbidden();
 		}
 	}
-	
+
 	public function actionUpload($params, $data, $request)
 	{
 		if (!$request->isPost()) {
-			throw new Forbidden();	
+			throw new Forbidden();
 		}
-		
+
 		$manager = new \Espo\Core\ExtensionManager($this->getContainer());
 
 		$id = $manager->upload($data);
@@ -56,22 +56,22 @@ class Extension extends \Espo\Core\Controllers\Record
 	public function actionInstall($params, $data, $request)
 	{
 		if (!$request->isPost()) {
-			throw new Forbidden();	
+			throw new Forbidden();
 		}
-		
+
 		$manager = new \Espo\Core\ExtensionManager($this->getContainer());
 
-		$manager->run($data['id']);
+		$manager->install($data['id']);
 
 		return true;
 	}
-	
+
 	public function actionUninstall($params, $data, $request)
 	{
 		if (!$request->isPost()) {
-			throw new Forbidden();	
-		}		
-		
+			throw new Forbidden();
+		}
+
 		$manager = new \Espo\Core\ExtensionManager($this->getContainer());
 
 		$manager->uninstall($data['id']);
@@ -98,30 +98,30 @@ class Extension extends \Espo\Core\Controllers\Record
 	{
 		throw new Forbidden();
 	}
-	
+
 	public function actionDelete()
 	{
 		throw new Forbidden();
 	}
-	
+
 	public function actionMassUpdate()
 	{
 		throw new Forbidden();
 	}
-	
+
 	public function actionMassDelete()
 	{
 		throw new Forbidden();
 	}
-	
+
 	public function actionCreateLink()
 	{
 		throw new Forbidden();
 	}
-	
+
 	public function actionRemoveLink()
 	{
 		throw new Forbidden();
-	}	
+	}
 }
 

application/Espo/Core/ExtensionManager.php

@@ -22,15 +22,20 @@
 
 namespace Espo\Core;
 
-use Espo\Core\Exceptions\Error;
-
 class ExtensionManager extends Upgrades\Base
 {
-	protected $packagePath = 'data/upload/extensions';
+	protected $name = 'Extension';
 
-	protected $scriptNames = array(
-		'before' => 'BeforeUpgrade',
-		'after' => 'AfterUpgrade',
+	protected $params = array(
+		'packagePath' => 'data/upload/extensions',
+
+		'backupPath' => 'data/.backup/extensions',
+
+		'scriptNames' => array(
+			'before' => 'BeforeInstall',
+			'after' => 'AfterInstall',
+			'beforeUninstall' => 'BeforeUninstall',
+			'afterUninstall' => 'AfterUninstall',
+		)
 	);
-
 }

application/Espo/Core/UpgradeManager.php

@@ -26,11 +26,14 @@ use Espo\Core\Exceptions\Error;
 
 class UpgradeManager extends Upgrades\Base
 {
-	protected $packagePath = 'data/upload/upgrades';
+	protected $name = 'Upgrade';
 
-	protected $scriptNames = array(
-		'before' => 'BeforeUpgrade',
-		'after' => 'AfterUpgrade',
+	protected $params = array(
+		'packagePath' => 'data/upload/upgrades',
+
+		'scriptNames' => array(
+			'before' => 'BeforeUpgrade',
+			'after' => 'AfterUpgrade',
+		)
 	);
-
 }

application/Espo/Core/Upgrades/ActionManager.php

@@ -0,0 +1,102 @@
+<?php
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM - Open Source CRM application.
+ * Copyright (C) 2014  Yuri Kuznetsov, Taras Machyshyn, Oleksiy Avramenko
+ * Website: http://www.espocrm.com
+ *
+ * EspoCRM is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * EspoCRM is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with EspoCRM. If not, see http://www.gnu.org/licenses/.
+ ************************************************************************/
+
+namespace Espo\Core\Upgrades;
+
+use Espo\Core\Exceptions\Error;
+
+class ActionManager
+{
+	private $managerName;
+
+	private $container;
+
+	private $objects;
+
+	protected $currentAction;
+
+	protected $params;
+
+	public function __construct($managerName, $container, $params)
+	{
+		$this->managerName = $managerName;
+		$this->container = $container;
+
+		$params['name'] = $managerName;
+		$this->params = $params;
+	}
+
+	protected function getManagerName()
+	{
+		return $this->managerName;
+	}
+
+	protected function getContainer()
+	{
+		return $this->container;
+	}
+
+	public function setAction($action)
+	{
+		$this->currentAction = $action;
+	}
+
+	protected function getAction()
+	{
+		return $this->currentAction;
+	}
+
+	protected function getParams()
+	{
+		return $this->params;
+	}
+
+	public function run($data)
+	{
+		$object = $this->getObject();
+
+		return $object->run($data);
+	}
+
+	public function getManifest()
+	{
+		return $this->getObject()->getManifest();
+	}
+
+	protected function getObject()
+	{
+		$managerName = $this->getManagerName();
+		$actionName = $this->getAction();
+
+		if (!isset($this->objects[$managerName][$actionName])) {
+			$class = '\Espo\Core\Upgrades\Actions\\' . ucfirst($managerName) . '\\' . ucfirst($actionName);
+
+			if (!class_exists($class)) {
+				throw new Error('Could not find class ['.$class.'].');
+			}
+
+			$this->objects[$managerName][$actionName] = new $class($this->container, $this->getParams());
+		}
+
+		return $this->objects[$managerName][$actionName];
+	}
+}

application/Espo/Core/Upgrades/Actions/Base.php

@@ -0,0 +1,445 @@
+<?php
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM - Open Source CRM application.
+ * Copyright (C) 2014  Yuri Kuznetsov, Taras Machyshyn, Oleksiy Avramenko
+ * Website: http://www.espocrm.com
+ *
+ * EspoCRM is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * EspoCRM is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with EspoCRM. If not, see http://www.gnu.org/licenses/.
+ ************************************************************************/
+
+namespace Espo\Core\Upgrades\Actions;
+
+use Espo\Core\Utils\Util,
+	Espo\Core\Utils\Json,
+	Espo\Core\Exceptions\Error;
+
+abstract class Base
+{
+	private $container;
+
+	private $zipUtil;
+
+	private $fileManager;
+
+	private $config;
+
+	private $entityManager;
+
+	protected $data;
+
+	private $params = null;
+
+	protected $processId = null;
+
+	protected $manifestName = 'manifest.json';
+
+	protected $packagePostfix = 'z';
+
+	/**
+	 * Directory name of files in a package
+	 */
+	const FILES = 'files';
+
+	/**
+	 * Directory name of scripts in a package
+	 */
+	const SCRIPTS = 'scripts';
+
+	/**
+	 * Statuses of Extension Entity
+	 */
+	const DISABLED = 'Disabled';
+
+	/**
+	 * Statuses of Extension Entity
+	 */
+	const ENABLED = 'Enabled';
+
+	/**
+	 * Package types
+	 */
+	protected $packageTypes = array(
+		'upgrade' => 'upgrade',
+		'extension' => 'extension',
+	);
+
+	/**
+	 * Default package type
+	 */
+	protected $defaultPackageType = 'extension';
+
+
+	public function __construct($container, $params)
+	{
+		$this->container = $container;
+		$this->params = $params;
+
+		$this->zipUtil = new \Espo\Core\Utils\File\ZipArchive($container->get('fileManager'));
+	}
+
+	public function __destruct()
+	{
+		$this->processId = null;
+		$this->data = null;
+	}
+
+	protected function getContainer()
+	{
+		return $this->container;
+	}
+
+	protected function getParams($name = null)
+	{
+		if (isset($this->params[$name])) {
+			return $this->params[$name];
+		}
+
+		return $this->params;
+	}
+
+	protected function getZipUtil()
+	{
+		return $this->zipUtil;
+	}
+
+	protected function getFileManager()
+	{
+		if (!isset($this->fileManager)) {
+			$this->fileManager = $this->getContainer()->get('fileManager');
+		}
+		return $this->fileManager;
+	}
+
+	protected function getConfig()
+	{
+		if (!isset($this->config)) {
+			$this->config = $this->getContainer()->get('config');
+		}
+		return $this->config;
+	}
+
+	protected function getEntityManager()
+	{
+		if (!isset($this->entityManager)) {
+			$this->entityManager = $this->getContainer()->get('entityManager');
+		}
+		return $this->entityManager;
+	}
+
+	protected function throwErrorWithDetelePackage($errorMessage = '')
+	{
+		$this->deletePackageFiles();
+		$this->deletePackageArchive();
+		throw new Error($errorMessage);
+	}
+
+	abstract public function run($data);
+
+	protected function createProcessId()
+	{
+		if (isset($this->processId)) {
+			throw new Error('Another installation process is currently running.');
+		}
+
+		$this->processId = uniqid();
+
+		return $this->processId;
+	}
+
+	protected function getProcessId()
+	{
+		if (!isset($this->processId)) {
+			throw new Error('Installation ID was not specified.');
+		}
+
+		return $this->processId;
+	}
+
+	protected function setProcessId($processId)
+	{
+		$this->processId = $processId;
+	}
+
+	/**
+	 * Check if version of upgrade/extension is acceptable to current version of EspoCRM
+	 *
+	 * @param  string  $version
+	 * @return boolean
+	 */
+	protected function isAcceptable()
+	{
+		$res = $this->checkPackageType();
+		$res &= $this->checkVersions();
+
+		return $res;
+	}
+
+	protected function checkVersions()
+	{
+		$manifest = $this->getManifest();
+
+		/** check acceptable versions */
+		$version = $manifest['acceptableVersions'];
+		$currentVersion = $this->getConfig()->get('version');
+
+		if (is_string($version)) {
+			$version = (array) $version;
+		}
+
+		foreach ($version as $strVersion) {
+
+			$strVersion = trim($strVersion);
+
+			if ($strVersion == $currentVersion) {
+				return true;
+			}
+
+			$strVersion = str_replace('\\', '', $strVersion);
+			$strVersion = preg_quote($strVersion);
+			$strVersion = str_replace('\\*', '+', $strVersion);
+
+			if (preg_match('/^'.$strVersion.'/', $currentVersion)) {
+				return true;
+			}
+		}
+
+		$this->throwErrorWithDetelePackage('Your EspoCRM version doesn\'t match for this installation package.');
+	}
+
+	protected function checkPackageType()
+	{
+		$manifest = $this->getManifest();
+
+		/** check package type */
+		$type = strtolower( $this->getParams('name') );
+		$manifestType = isset($manifest['type']) ? strtolower($manifest['type']) : $this->defaultPackageType;
+
+		if (!in_array($manifestType, $this->packageTypes)) {
+			$this->throwErrorWithDetelePackage('Unknown package type.');
+		}
+
+		if ($type != $manifestType) {
+			$this->throwErrorWithDetelePackage('Wrong package type. You cannot install '.$manifestType.' package via '.ucfirst($type).' Manager.');
+		}
+
+		return true;
+	}
+
+	/**
+	 * Run scripts by type
+	 * @param  string $type Ex. "before", "after"
+	 * @return void
+	 */
+	protected function runScript($type)
+	{
+		$packagePath = $this->getPath('packagePath');
+		$scriptNames = $this->getParams('scriptNames');
+
+		$scriptName = $scriptNames[$type];
+		if (!isset($scriptName)) {
+			return;
+		}
+
+		$beforeInstallScript = Util::concatPath( array($packagePath, self::SCRIPTS, $scriptName) ) . '.php';
+
+		if (file_exists($beforeInstallScript)) {
+			require_once($beforeInstallScript);
+			$script = new $scriptName();
+			$script->run($this->getContainer());
+		}
+	}
+
+	/**
+	 * Get package path
+	 *
+	 * @param  string $processId
+	 * @return string
+	 */
+	protected function getPath($name = 'packagePath', $isPackage = false)
+	{
+		$postfix = $isPackage ? $this->packagePostfix : '';
+
+		$processId = $this->getProcessId();
+		$path = Util::concatPath($this->getParams($name), $processId);
+
+		return $path . $postfix;
+	}
+
+	/**
+	 * Get a list of files defined in manifest.json
+	 *
+	 * @return [type] [description]
+	 */
+	protected function getDeleteFileList()
+	{
+		$manifest = $this->getManifest();
+
+		if (!empty($manifest['delete'])) {
+			return $manifest['delete'];
+		}
+
+		return array();
+	}
+
+	/**
+	 * Delete files defined in a manifest
+	 *
+	 * @return boolen
+	 */
+	protected function deleteFiles()
+	{
+		$deleteFileList = $this->getDeleteFileList();
+
+		if (!empty($deleteFileList)) {
+			return $this->getFileManager()->remove($deleteFileList);
+		}
+
+		return true;
+	}
+
+	protected function getCopyFileList()
+	{
+		if (!isset($this->data['fileList'])) {
+			$packagePath = $this->getPath('packagePath');
+			$filesPath = Util::concatPath($packagePath, self::FILES);
+
+			$this->data['fileList'] = $this->getFileManager()->getFileList($filesPath, true, '', 'all', true);
+		}
+
+		return $this->data['fileList'];
+	}
+
+	/**
+	 * Copy files from upgrade/extension package
+	 *
+	 * @param  string $processId
+	 * @return boolean
+	 */
+	protected function copyFiles()
+	{
+		$packagePath = $this->getPath('packagePath');
+		$filesPath = Util::concatPath($packagePath, self::FILES);
+
+		return $this->getFileManager()->copy($filesPath, '', true);
+	}
+
+	public function getManifest()
+	{
+		if (!isset($this->data['manifest'])) {
+			$packagePath = $this->getPath('packagePath');
+
+			$manifestPath = Util::concatPath($packagePath, $this->manifestName);
+			if (!file_exists($manifestPath)) {
+				throw new Error('It\'s not an Installation package.');
+			}
+
+			$manifestJson = $this->getFileManager()->getContents($manifestPath);
+			$this->data['manifest'] = Json::decode($manifestJson, true);
+
+			if (!$this->data['manifest']) {
+				throw new Error('Syntax error in manifest.json.');
+			}
+
+			if (!$this->checkManifest($this->data['manifest'])) {
+				throw new Error('Unsupported package.');
+			}
+		}
+
+		return $this->data['manifest'];
+	}
+
+	/**
+	 * Check if the manifest is correct
+	 *
+	 * @param  array  $manifest
+	 * @return boolean
+	 */
+	protected function checkManifest(array $manifest)
+	{
+		$requiredFields = array(
+			'name',
+			'version',
+			'acceptableVersions',
+		);
+
+		foreach ($requiredFields as $fieldName) {
+			if (empty($manifest[$fieldName])) {
+				return false;
+			}
+		}
+
+		return true;
+	}
+
+	/**
+	 * Unzip a package archieve
+	 *
+	 * @return void
+	 */
+	protected function unzipArchive()
+	{
+		$packagePath = $this->getPath('packagePath');
+		$packageArchivePath = $this->getPath('packagePath', true);
+
+		$res = $this->getZipUtil()->unzip($packageArchivePath, $packagePath);
+		if ($res === false) {
+			throw new Error('Unnable to unzip the file - '.$packagePath.'.');
+		}
+	}
+
+	/**
+	 * Delete temporary package files
+	 *
+	 * @return boolean
+	 */
+	protected function deletePackageFiles()
+	{
+		$packagePath = $this->getPath('packagePath');
+		$res = $this->getFileManager()->removeInDir($packagePath, true);
+
+		return $res;
+	}
+
+	/**
+	 * Delete temporary package archive
+	 *
+	 * @return boolean
+	 */
+	protected function deletePackageArchive()
+	{
+		$packageArchive = $this->getPath('packagePath', true);
+		$res = $this->getFileManager()->removeFile($packageArchive);
+
+		return $res;
+	}
+
+	protected function systemRebuild()
+	{
+		return $this->getContainer()->get('dataManager')->rebuild();
+	}
+
+	protected function beforeRunAction()
+	{
+
+	}
+
+	protected function afterRunAction()
+	{
+
+	}
+
+
+}

application/Espo/Core/Upgrades/Actions/Base/Delete.php

@@ -0,0 +1,55 @@
+<?php
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM - Open Source CRM application.
+ * Copyright (C) 2014  Yuri Kuznetsov, Taras Machyshyn, Oleksiy Avramenko
+ * Website: http://www.espocrm.com
+ *
+ * EspoCRM is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * EspoCRM is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with EspoCRM. If not, see http://www.gnu.org/licenses/.
+ ************************************************************************/
+
+namespace Espo\Core\Upgrades\Actions\Base;
+
+class Delete extends \Espo\Core\Upgrades\Actions\Base
+{
+	public function run($processId)
+	{
+		$GLOBALS['log']->debug('Delete package process ['.$processId.']: start run.');
+
+		if (empty($processId)) {
+			throw new Error('Delete package package ID was not specified.');
+		}
+
+		$this->setProcessId($processId);
+
+		$this->beforeRunAction();
+
+		/* delete a package */
+		$this->deletePackage();
+
+		$this->afterRunAction();
+
+		$GLOBALS['log']->debug('Delete package process ['.$processId.']: end run.');
+	}
+
+	protected function deletePackage()
+	{
+		$packageArchivePath = $this->getPath('packagePath', true);
+		$res = $this->getFileManager()->removeFile($packageArchivePath);
+
+		return $res;
+	}
+
+}

application/Espo/Core/Upgrades/Actions/Base/Install.php

@@ -0,0 +1,81 @@
+<?php
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM - Open Source CRM application.
+ * Copyright (C) 2014  Yuri Kuznetsov, Taras Machyshyn, Oleksiy Avramenko
+ * Website: http://www.espocrm.com
+ *
+ * EspoCRM is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * EspoCRM is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with EspoCRM. If not, see http://www.gnu.org/licenses/.
+ ************************************************************************/
+
+namespace Espo\Core\Upgrades\Actions\Base;
+
+use Espo\Core\Exceptions\Error;
+
+class Install extends \Espo\Core\Upgrades\Actions\Base
+{
+	/**
+	 * Main installation process
+	 *
+	 * @param  string $processId Upgrade/Extension ID, gotten in upload stage
+	 * @return bool
+	 */
+	public function run($processId)
+	{
+		$GLOBALS['log']->debug('Installation process ['.$processId.']: start run.');
+
+		if (empty($processId)) {
+			throw new Error('Installation package ID was not specified.');
+		}
+
+		$this->setProcessId($processId);
+
+		/** check if an archive is unzipped, if no then unzip */
+		$packagePath = $this->getPath('packagePath');
+		if (!file_exists($packagePath)) {
+			$this->unzipArchive();
+			$this->isAcceptable();
+		}
+
+		$this->beforeRunAction();
+
+		/* run before install script */
+		$this->runScript('before');
+
+		/* remove files defined in a manifest */
+		if (!$this->deleteFiles()) {
+			throw new Error('Permission denied to delete files.');
+		}
+
+		/* copy files from directory "Files" to EspoCRM files */
+		if (!$this->copyFiles()) {
+			throw new Error('Cannot copy files.');
+		}
+
+		if (!$this->systemRebuild()) {
+			throw new Error('Error occurred while EspoCRM rebuild.');
+		}
+
+		/* run before install script */
+		$this->runScript('after');
+
+		$this->afterRunAction();
+
+		/* delete unziped files */
+		$this->deletePackageFiles();
+
+		$GLOBALS['log']->debug('Installation process ['.$processId.']: end run.');
+	}
+}

application/Espo/Core/Upgrades/Actions/Base/Uninstall.php

@@ -0,0 +1,103 @@
+<?php
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM - Open Source CRM application.
+ * Copyright (C) 2014  Yuri Kuznetsov, Taras Machyshyn, Oleksiy Avramenko
+ * Website: http://www.espocrm.com
+ *
+ * EspoCRM is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * EspoCRM is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with EspoCRM. If not, see http://www.gnu.org/licenses/.
+ ************************************************************************/
+
+namespace Espo\Core\Upgrades\Actions\Base;
+
+use Espo\Core\Exceptions\Error;
+
+class Uninstall extends \Espo\Core\Upgrades\Actions\Base
+{
+	public function run($processId)
+	{
+		$GLOBALS['log']->debug('Uninstallation process ['.$processId.']: start run.');
+
+		if (empty($processId)) {
+			throw new Error('Uninstallation package ID was not specified.');
+		}
+
+		$this->setProcessId($processId);
+
+		$this->beforeRunAction();
+
+		/* run before install script */
+		$this->runScript('beforeUninstall');
+
+		/* remove extension files, saved in fileList */
+		if (!$this->deleteFiles()) {
+			throw new Error('Permission denied to delete files.');
+		}
+
+		/* copy core files */
+		if (!$this->copyFiles()) {
+			throw new Error('Cannot copy files.');
+		}
+
+		if (!$this->systemRebuild()) {
+			throw new Error('Error occurred while EspoCRM rebuild.');
+		}
+
+		/* run before install script */
+		$this->runScript('afterUninstall');
+
+		$this->afterRunAction();
+
+		/* delete backup files */
+		$this->deletePackageFiles();
+
+		$GLOBALS['log']->debug('Uninstallation process ['.$processId.']: end run.');
+	}
+
+	protected function getDeleteFileList()
+	{
+		$extensionEntity = $this->getExtensionEntity();
+		return $extensionEntity->get('fileList');
+	}
+
+	protected function copyFiles()
+	{
+		$backupPath = $this->getPath('backupPath');
+		$res = $this->getFileManager()->copy(array($backupPath, self::FILES), '', true);
+
+		return $res;
+	}
+
+	/**
+	 * Get backup path
+	 *
+	 * @param  string $processId
+	 * @return string
+	 */
+	protected function getPath($name = 'packagePath', $isPackage = false)
+	{
+		$name = ($name == 'packagePath') ? 'backupPath' : $name;
+		return parent::getPath($name, $isPackage);
+	}
+
+	protected function deletePackageFiles()
+	{
+		$backupPath = $this->getPath('backupPath');
+		$res = $this->getFileManager()->removeInDir($backupPath, true);
+
+		return $res;
+	}
+
+}

application/Espo/Core/Upgrades/Actions/Base/Upload.php

@@ -0,0 +1,62 @@
+<?php
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM - Open Source CRM application.
+ * Copyright (C) 2014  Yuri Kuznetsov, Taras Machyshyn, Oleksiy Avramenko
+ * Website: http://www.espocrm.com
+ *
+ * EspoCRM is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * EspoCRM is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with EspoCRM. If not, see http://www.gnu.org/licenses/.
+ ************************************************************************/
+
+namespace Espo\Core\Upgrades\Actions\Base;
+
+use Espo\Core\Exceptions\Error;
+
+class Upload extends \Espo\Core\Upgrades\Actions\Base
+{
+	/**
+	 * Upload an upgrade/extension package
+	 *
+	 * @param  [type] $contents
+	 * @return string  ID of upgrade/extension process
+	 */
+	public function run($data)
+	{
+		$processId = $this->createProcessId();
+
+		$GLOBALS['log']->debug('Installation process ['.$processId.']: start upload the package.');
+
+		$packagePath = $this->getPath('packagePath');
+		$packageArchivePath = $this->getPath('packagePath', true);
+
+		if (!empty($data)) {
+			list($prefix, $contents) = explode(',', $data);
+			$contents = base64_decode($contents);
+		}
+
+		$res = $this->getFileManager()->putContents($packageArchivePath, $contents);
+		if ($res === false) {
+			throw new Error('Could not upload the package.');
+		}
+
+		$this->unzipArchive();
+
+		$this->isAcceptable();
+
+		$GLOBALS['log']->debug('Installation process ['.$processId.']: end upload the package.');
+
+		return $processId;
+	}
+}

application/Espo/Core/Upgrades/Actions/Extension/Delete.php

@@ -0,0 +1,75 @@
+<?php
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM - Open Source CRM application.
+ * Copyright (C) 2014  Yuri Kuznetsov, Taras Machyshyn, Oleksiy Avramenko
+ * Website: http://www.espocrm.com
+ *
+ * EspoCRM is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * EspoCRM is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with EspoCRM. If not, see http://www.gnu.org/licenses/.
+ ************************************************************************/
+
+namespace Espo\Core\Upgrades\Actions\Extension;
+
+use Espo\Core\Exceptions\Error;
+
+class Delete extends \Espo\Core\Upgrades\Actions\Base\Delete
+{
+	protected $extensionEntity;
+
+	/**
+	 * Get entity of this extension
+	 *
+	 * @return \Espo\Entities\Extension
+	 */
+	protected function getExtensionEntity()
+	{
+		return $this->extensionEntity;
+	}
+
+	/**
+	 * Set Extension Entity
+	 *
+	 * @param \Espo\Entities\Extension $extensionEntity
+	 */
+	protected function setExtensionEntity(\Espo\Entities\Extension $extensionEntity)
+	{
+		$this->extensionEntity = $extensionEntity;
+	}
+
+	protected function beforeRunAction()
+	{
+		$processId = $this->getProcessId();
+
+		/** get extension entity */
+		$extensionEntity = $this->getEntityManager()->getEntity('Extension', $processId);
+		if (!isset($extensionEntity)) {
+			throw new Error('Extension Entity not found.');
+		}
+		$this->setExtensionEntity($extensionEntity);
+
+		/** check if extension archive exsists */
+		$packageArchivePath = $this->getPath('packagePath', true);
+		if (!file_exists($packageArchivePath)) {
+			throw new Error('Extension Archive doesn\'t exist.');
+		}
+	}
+
+	protected function afterRunAction()
+	{
+		/** Delete extension entity */
+		$extensionEntity = $this->getExtensionEntity();
+		$this->getEntityManager()->removeEntity($extensionEntity);
+	}
+}

application/Espo/Core/Upgrades/Actions/Extension/Install.php

@@ -0,0 +1,166 @@
+<?php
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM - Open Source CRM application.
+ * Copyright (C) 2014  Yuri Kuznetsov, Taras Machyshyn, Oleksiy Avramenko
+ * Website: http://www.espocrm.com
+ *
+ * EspoCRM is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * EspoCRM is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with EspoCRM. If not, see http://www.gnu.org/licenses/.
+ ************************************************************************/
+
+namespace Espo\Core\Upgrades\Actions\Extension;
+
+use Espo\Core\Exceptions\Error;
+
+class Install extends \Espo\Core\Upgrades\Actions\Base\Install
+{
+	protected $extensionEntity = null;
+
+	protected function beforeRunAction()
+	{
+		$this->findExtension();
+		$this->compareVersion();
+
+		$this->copyExistingFiles();
+	}
+
+	protected function afterRunAction()
+	{
+		$this->storeExtension();
+	}
+
+	/**
+	 * Copy Existing files to backup directory
+	 *
+	 * @return bool
+	 */
+	protected function copyExistingFiles()
+	{
+		$fileList = $this->getCopyFileList();
+		$backupPath = $this->getPath('backupPath');
+
+		$res = $this->getFileManager()->copy('', array($backupPath, self::FILES), false, $fileList);
+
+		/** copy scripts files */
+		$packagePath = $this->getPath('packagePath');
+		$res &= $this->getFileManager()->copy(array($packagePath, self::SCRIPTS), array($backupPath, self::SCRIPTS), true);
+
+		return $res;
+	}
+
+	protected function isNew()
+	{
+		$extensionEntity = $this->getExtensionEntity();
+
+		if (isset($extensionEntity)) {
+			$id = $this->getExtensionEntity()->get('id');
+		}
+
+		return isset($id) ? false : true;
+	}
+
+	/**
+	 * Get extension ID. It's an ID of existing entity (if available) or Installation ID
+	 *
+	 * @return string
+	 */
+	protected function getExtensionId()
+	{
+		$extensionEntity = $this->getExtensionEntity();
+		if (isset($extensionEntity)) {
+			$extensionEntityId = $extensionEntity->get('id');
+		}
+
+		if (!isset($extensionEntityId)) {
+			return $this->getProcessId();
+		}
+
+		return $extensionEntityId;
+	}
+
+	/**
+	 * Get entity of this extension
+	 *
+	 * @return \Espo\Entities\Extension
+	 */
+	protected function getExtensionEntity()
+	{
+		return $this->extensionEntity;
+	}
+
+	/**
+	 * Find Extension entity
+	 *
+	 * @return \Espo\Entities\Extension
+	 */
+	protected function findExtension()
+	{
+		$manifest = $this->getManifest();
+
+		$this->extensionEntity = $this->getEntityManager()->getRepository('Extension')->where(array(
+			'name' => $manifest['name'],
+			'isInstalled' => true,
+		))->findOne();
+
+		return $this->extensionEntity;
+	}
+
+	/**
+	 * Create a record of Extension Entity
+	 *
+	 * @return bool
+	 */
+	protected function storeExtension()
+	{
+		$entityManager = $this->getEntityManager();
+		$extensionEntity = $entityManager->getEntity('Extension');
+
+		$manifest = $this->getManifest();
+		$fileList = $this->getCopyFileList();
+
+		$data = array(
+			'id' => $this->getProcessId(),
+			'name' => $manifest['name'],
+			'status' => self::ENABLED,
+			'isInstalled' => true,
+			'version' => $manifest['version'],
+			'fileList' => $fileList,
+			'description' => $manifest['description'],
+		);
+		$extensionEntity->set($data);
+
+		return $entityManager->saveEntity($extensionEntity);
+	}
+
+	/**
+	 * Compare version between installed and a new extensions
+	 *
+	 * @return void
+	 */
+	protected function compareVersion()
+	{
+		$manifest = $this->getManifest();
+		$extensionEntity = $this->getExtensionEntity();
+
+		if (isset($extensionEntity)) {
+			$comparedVersion = version_compare($manifest['version'], $extensionEntity->get('version'));
+			if ($comparedVersion <= 0) {
+				$this->throwErrorWithDetelePackage('You cannot install an older version of this extension.');
+			}
+		}
+	}
+
+
+}

application/Espo/Core/Upgrades/Actions/Extension/Uninstall.php

@@ -0,0 +1,78 @@
+<?php
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM - Open Source CRM application.
+ * Copyright (C) 2014  Yuri Kuznetsov, Taras Machyshyn, Oleksiy Avramenko
+ * Website: http://www.espocrm.com
+ *
+ * EspoCRM is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * EspoCRM is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with EspoCRM. If not, see http://www.gnu.org/licenses/.
+ ************************************************************************/
+
+namespace Espo\Core\Upgrades\Actions\Extension;
+
+use Espo\Core\Exceptions\Error;
+
+class Uninstall extends \Espo\Core\Upgrades\Actions\Base\Uninstall
+{
+	protected $extensionEntity;
+
+	/**
+	 * Get entity of this extension
+	 *
+	 * @return \Espo\Entities\Extension
+	 */
+	protected function getExtensionEntity()
+	{
+		return $this->extensionEntity;
+	}
+
+	/**
+	 * Set Extension Entity
+	 *
+	 * @param \Espo\Entities\Extension $extensionEntity [description]
+	 */
+	protected function setExtensionEntity(\Espo\Entities\Extension $extensionEntity)
+	{
+		$this->extensionEntity = $extensionEntity;
+	}
+
+	protected function beforeRunAction()
+	{
+		$processId = $this->getProcessId();
+
+		/** get extension entity */
+		$extensionEntity = $this->getEntityManager()->getEntity('Extension', $processId);
+		if (!isset($extensionEntity)) {
+			throw new Error('Extension Entity not found.');
+		}
+		$this->setExtensionEntity($extensionEntity);
+
+		/** check if backup of the extension exsists */
+		$backupPath = $this->getPath('backupPath');
+		if (!file_exists($backupPath)) {
+			throw new Error('Backup files don\'t exist.');
+		}
+	}
+
+	protected function afterRunAction()
+	{
+		/** Set extension entity, isInstalled = false */
+		$extensionEntity = $this->getExtensionEntity();
+
+		$extensionEntity->set('status', self::DISABLED);
+		$extensionEntity->set('isInstalled', false);
+		$this->getEntityManager()->saveEntity($extensionEntity);
+	}
+}

application/Espo/Core/Upgrades/Actions/Extension/Upload.php

@@ -0,0 +1,28 @@
+<?php
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM - Open Source CRM application.
+ * Copyright (C) 2014  Yuri Kuznetsov, Taras Machyshyn, Oleksiy Avramenko
+ * Website: http://www.espocrm.com
+ *
+ * EspoCRM is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * EspoCRM is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with EspoCRM. If not, see http://www.gnu.org/licenses/.
+ ************************************************************************/
+
+namespace Espo\Core\Upgrades\Actions\Extension;
+
+class Upload extends \Espo\Core\Upgrades\Actions\Base\Upload
+{
+
+}

application/Espo/Core/Upgrades/Actions/Upgrade/Install.php

@@ -0,0 +1,52 @@
+<?php
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM - Open Source CRM application.
+ * Copyright (C) 2014  Yuri Kuznetsov, Taras Machyshyn, Oleksiy Avramenko
+ * Website: http://www.espocrm.com
+ *
+ * EspoCRM is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * EspoCRM is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with EspoCRM. If not, see http://www.gnu.org/licenses/.
+ ************************************************************************/
+
+namespace Espo\Core\Upgrades\Actions\Upgrade;
+
+class Install extends \Espo\Core\Upgrades\Actions\Base\Install
+{
+	protected function systemRebuild()
+	{
+		$manifest = $this->getManifest();
+
+		$res = $this->getConfig()->set('version', $manifest['version']);
+		if (method_exists($this->getConfig(), 'save')) {
+			$res = $this->getConfig()->save();
+		}
+		$res &= parent::systemRebuild();
+
+		return $res;
+	}
+
+	/**
+	 * Delete temporary package files
+	 *
+	 * @return boolean
+	 */
+	protected function deletePackageFiles()
+	{
+		$res = parent::deletePackageFiles();
+		$res &= $this->deletePackageArchive();
+
+		return $res;
+	}
+}

application/Espo/Core/Upgrades/Actions/Upgrade/Upload.php

@@ -0,0 +1,28 @@
+<?php
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM - Open Source CRM application.
+ * Copyright (C) 2014  Yuri Kuznetsov, Taras Machyshyn, Oleksiy Avramenko
+ * Website: http://www.espocrm.com
+ *
+ * EspoCRM is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * EspoCRM is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with EspoCRM. If not, see http://www.gnu.org/licenses/.
+ ************************************************************************/
+
+namespace Espo\Core\Upgrades\Actions\Upgrade;
+
+class Upload extends \Espo\Core\Upgrades\Actions\Base\Upload
+{
+
+}

application/Espo/Core/Upgrades/Base.php

@@ -30,44 +30,23 @@ abstract class Base
 {
 	private $container;
 
-	private $zipUtil;
+	protected $name = null;
 
-	private $fileManager;
+	protected $params = array();
 
-	private $config;
+	const UPLOAD = 'upload';
 
-	protected $upgradeId = null;
+	const INSTALL = 'install';
 
-	protected $manifestName = 'manifest.json';
-
-	protected $data;
-
-	protected $packagePath = null;
-
-	protected $packagePostfix = 'z';
-
-	protected $scriptNames = array(
-		'before' => 'Before',
-		'after' => 'After',
-	);
-
-	protected $paths = array(
-		'files' => 'files',
-		'scripts' => 'scripts',
-	);
+	const UNINSTALL = 'uninstall';
 
+	const DELETE = 'delete';
 
 	public function __construct($container)
 	{
 		$this->container = $container;
 
-		$this->zipUtil = new \Espo\Core\Utils\File\ZipArchive($container->get('fileManager'));
-	}
-
-	public function __destruct()
-	{
-		$this->upgradeId = null;
-		$this->data = null;
+		$this->actionManager = new ActionManager($this->name, $container, $this->params);
 	}
 
 	protected function getContainer()
@@ -75,319 +54,41 @@ abstract class Base
 		return $this->container;
 	}
 
-	protected function getZipUtil()
+	protected function getActionManager()
 	{
-		return $this->zipUtil;
-	}
-
-	protected function getFileManager()
-	{
-		if (!isset($this->fileManager)) {
-			$this->fileManager = $this->getContainer()->get('fileManager');
-		}
-		return $this->fileManager;
-	}
-
-	protected function getConfig()
-	{
-		if (!isset($this->config)) {
-			$this->config = $this->getContainer()->get('config');
-		}
-		return $this->config;
-	}
-
-
-	/**
-	 * Upload an upgrade package
-	 *
-	 * @param  [type] $contents
-	 * @return string  ID of upgrade process
-	 */
-	public function upload($data)
-	{
-		$upgradeId = $this->createUpgradeId();
-
-		$GLOBALS['log']->debug('Upgrade process ['.$upgradeId.']: start upload the package.');
-
-		$upgradePath = $this->getUpgradePath();
-		$upgradePackagePath = $this->getUpgradePath(true);
-
-		if (!empty($data)) {
-			list($prefix, $contents) = explode(',', $data);
-			$contents = base64_decode($contents);
-		}
-
-		$res = $this->getFileManager()->putContents($upgradePackagePath, $contents);
-		if ($res === false) {
-			throw new Error('Could not upload the package.');
-		}
-
-		$res = $this->getZipUtil()->unzip($upgradePackagePath, $upgradePath);
-		if ($res === false) {
-			throw new Error('Unnable to unzip the file - '.$upgradePath.'.');
-		}
-
-		if (!$this->isAcceptable()) {
-			throw new Error("Your EspoCRM version doesn't match for this upgrade package.");
-		}
-
-		$GLOBALS['log']->debug('Upgrade process ['.$upgradeId.']: end upload the package.');
-
-		return $upgradeId;
-	}
-
-	/**
-	 * Main upgrade process
-	 *
-	 * @param  string $upgradeId Upgrade ID, gotten in upload stage
-	 * @return bool
-	 */
-	public function run($upgradeId)
-	{
-		$GLOBALS['log']->debug('Upgrade process ['.$upgradeId.']: start run.');
-
-		if (empty($upgradeId)) {
-			throw new Error('Upgrade ID was not specified.');
-		}
-
-		$this->setUpgradeId($upgradeId);
-
-		/* run before install script */
-		$this->runScript('before');
-
-		/* remove files defined in a manifest */
-		if (!$this->deleteFiles()) {
-			throw new Error('Permission denied to delete files.');
-		}
-
-		/* copy files from directory "Files" to EspoCRM files */
-		if (!$this->copyFiles()) {
-			throw new Error('Cannot copy files.');
-		}
-
-		if (!$this->systemRebuild()) {
-			throw new Error('Error occurred while EspoCRM rebuild.');
-		}
-
-		/* run before install script */
-		$this->runScript('after');
-
-		/* delete unziped files */
-		$this->deletePackageFiles();
-
-		$GLOBALS['log']->debug('Upgrade process ['.$upgradeId.']: end run.');
-	}
-
-
-	protected function createUpgradeId()
-	{
-		if (isset($this->upgradeId)) {
-			throw new Error('Another upgrade process is currently running.');
-		}
-
-		$this->upgradeId = uniqid();
-
-		return $this->upgradeId;
-	}
-
-	protected function getUpgradeId()
-	{
-		if (!isset($this->upgradeId)) {
-			throw new Error("Upgrade ID was not specified.");
-		}
-
-		return $this->upgradeId;
-	}
-
-	protected function setUpgradeId($upgradeId)
-	{
-		$this->upgradeId = $upgradeId;
-	}
-
-	/**
-	 * Check if version of upgrade is acceptable to current version of EspoCRM
-	 *
-	 * @param  string  $version
-	 * @return boolean
-	 */
-	protected function isAcceptable()
-	{
-		$manifest = $this->getManifest();
-		$version = $manifest['acceptableVersions'];
-
-		$currentVersion = $this->getConfig()->get('version');
-
-		if (is_string($version)) {
-			$version = (array) $version;
-		}
-
-		foreach ($version as $strVersion) {
-
-			$strVersion = trim($strVersion);
-
-			if ($strVersion == $currentVersion) {
-				return true;
-			}
-
-			$strVersion = str_replace('\\', '', $strVersion);
-			$strVersion = preg_quote($strVersion);
-			$strVersion = str_replace('\\*', '+', $strVersion);
-
-			if (preg_match('/^'.$strVersion.'/', $currentVersion)) {
-				return true;
-			}
-		}
-
-		return false;
-	}
-
-	/**
-	 * Run scripts by type
-	 * @param  string $type Ex. "before", "after"
-	 * @return void
-	 */
-	protected function runScript($type)
-	{
-		$upgradePath = $this->getUpgradePath();
-
-		$scriptName = $this->scriptNames[$type];
-		if (!isset($scriptName)) {
-			return;
-		}
-
-		$beforeInstallScript = Util::concatPath( array($upgradePath, $this->paths['scripts'], $scriptName) ) . '.php';
-
-		if (file_exists($beforeInstallScript)) {
-			require_once($beforeInstallScript);
-			$script = new $scriptName();
-			$script->run($this->getContainer());
-		}
-	}
-
-	/**
-	 * Get upgrade path
-	 *
-	 * @param  string $upgradeId
-	 * @return string
-	 */
-	protected function getUpgradePath($isPackage = false)
-	{
-		$postfix = $isPackage ? $this->packagePostfix : '';
-
-		if (!isset($this->data['upgradePath'])) {
-			$upgradeId = $this->getUpgradeId();
-			$this->data['upgradePath'] = Util::concatPath($this->packagePath, $upgradeId);
-		}
-
-		return $this->data['upgradePath'] . $postfix;
-	}
-
-	/**
-	 * Delete files defined in a manifest
-	 *
-	 * @return boolen
-	 */
-	protected function deleteFiles()
-	{
-		$manifest = $this->getManifest();
-
-		if (!empty($manifest['delete'])) {
-			return $this->getFileManager()->remove($manifest['delete']);
-		}
-
-		return true;
-	}
-
-	/**
-	 * Copy files from upgrade package
-	 *
-	 * @param  string $upgradeId
-	 * @return boolean
-	 */
-	protected function copyFiles()
-	{
-		$upgradePath = $this->getUpgradePath();
-		$filesPath = Util::concatPath($upgradePath, $this->paths['files']);
-
-		return $this->getFileManager()->copy($filesPath, '', true);
+		return $this->actionManager;
 	}
 
 	public function getManifest()
 	{
-		if (!isset($this->data['manifest'])) {
-			$upgradePath = $this->getUpgradePath();
-
-			$manifestPath = Util::concatPath($upgradePath, $this->manifestName);
-			if (!file_exists($manifestPath)) {
-				throw new Error('It\'s not an upgrade package.');
-			}
-
-			$manifestJson = $this->getFileManager()->getContents($manifestPath);
-			$this->data['manifest'] = Json::decode($manifestJson, true);
-
-			if (!$this->data['manifest']) {
-				throw new Error('Syntax error in manifest.json.');
-			}
-
-			if (!$this->checkManifest($this->data['manifest'])) {
-				throw new Error('Unsupported package.');
-			}
-		}
-
-		return $this->data['manifest'];
+		return $this->getActionManager()->getManifest();
 	}
 
-	/**
-	 * Check if the manifest is correct
-	 *
-	 * @param  array  $manifest
-	 * @return boolean
-	 */
-	protected function checkManifest(array $manifest)
+	public function upload($data)
 	{
-		$requiredFields = array(
-			'name',
-			'version',
-			'acceptableVersions',
-		);
+		$this->getActionManager()->setAction(self::UPLOAD);
 
-		foreach ($requiredFields as $fieldName) {
-			if (empty($manifest[$fieldName])) {
-				return false;
-			}
-		}
-
-		return true;
+		return $this->getActionManager()->run($data);
 	}
 
-	/**
-	 * Delete temporary package files
-	 *
-	 * @return boolean
-	 */
-	protected function deletePackageFiles()
+	public function install($processId)
 	{
-		$upgradePath = $this->getUpgradePath();
-		$upgradePackagePath = $this->getUpgradePath(true);
+		$this->getActionManager()->setAction(self::INSTALL);
 
-		$res = $this->getFileManager()->removeInDir($upgradePath, true);
-		$res &= $this->getFileManager()->removeFile($upgradePackagePath);
-
-		return $res;
+		return $this->getActionManager()->run($processId);
 	}
 
-	protected function systemRebuild()
+	public function uninstall($processId)
 	{
-		$manifest = $this->getManifest();
+		$this->getActionManager()->setAction(self::UNINSTALL);
 
-		$res = $this->getConfig()->set('version', $manifest['version']);
-		if (method_exists($this->getConfig(), 'save')) {
-			$res = $this->getConfig()->save();
-		}
-		$res &= $this->getContainer()->get('dataManager')->rebuild();
-
-		return $res;
+		return $this->getActionManager()->run($processId);
 	}
 
+	public function delete($processId)
+	{
+		$this->getActionManager()->setAction(self::DELETE);
 
+		return $this->getActionManager()->run($processId);
+	}
 }

application/Espo/Core/Utils/File/Manager.php

@@ -362,40 +362,67 @@ class Manager
 
 	/**
 	 * Copy files from one direcoty to another
+	 * Ex. $sourcePath = 'data/uploads/extensions/file.json', $destPath = 'data/uploads/backup', result will be data/uploads/backup/data/uploads/backup/file.json.
 	 *
 	 * @param  string  $sourcePath
 	 * @param  string  $destPath
 	 * @param  boolean $recursively
+	 * @param  array $fileList - list of files that should be copied
+	 * @param  boolean $copyOnlyFiles - copy only files, instead of full path with directories, Ex. $sourcePath = 'data/uploads/extensions/file.json', $destPath = 'data/uploads/backup', result will be 'data/uploads/backup/file.json'
 	 * @return boolen
 	 */
-	public function copy($sourcePath, $destPath, $recursively = false)
+	public function copy($sourcePath, $destPath, $recursively = false, array $fileList = null, $copyOnlyFiles = false)
 	{
 		$sourcePath = $this->concatPaths($sourcePath);
 		$destPath = $this->concatPaths($destPath);
 
-		if (is_file($sourcePath)) {
-			$fileList = (array) $sourcePath;
+		if (isset($fileList)) {
+			if (!empty($sourcePath)) {
+				foreach ($fileList as &$fileName) {
+					$fileName = $this->concatPaths(array($sourcePath, $fileName));
+				}
+			}
 		} else {
-			$fileList = $this->getFileList($sourcePath, $recursively, '', 'all', true);
+			$fileList = is_file($sourcePath) ? (array) $sourcePath : $this->getFileList($sourcePath, $recursively, '', 'all', true);
+		}
+
+		/** Check permission before copying */
+		$permissionDeniedList = array();
+		foreach ($fileList as $file) {
+
+			if ($copyOnlyFiles) {
+				$file = pathinfo($file, PATHINFO_BASENAME);
+			}
+
+			$destFile = $this->concatPaths(array($destPath, $file));
+
+			if ($this->checkCreateFile($destFile) === false) {
+				$permissionDeniedList[] = $destFile;
+			}
+		}
+		/** END */
+
+		if (!empty($permissionDeniedList)) {
+			$betterPermissionList = $this->getPermissionUtils()->arrangePermissionList($permissionDeniedList);
+			throw new Error("Permission denied in <br>". implode(", <br>", $betterPermissionList));
 		}
 
 		$res = true;
 		foreach ($fileList as $file) {
 
-			$sourceFile = $this->concatPaths(array($sourcePath, $file));
-			$destFile = $this->concatPaths(array($destPath, $file));
-
-			if ($this->checkCreateFile($destFile) === false) {
-				throw new Error('Permission denied in '. $destFile);
+			if ($copyOnlyFiles) {
+				$file = pathinfo($file, PATHINFO_BASENAME);
 			}
 
+			$sourceFile = is_file($sourcePath) ? $sourcePath : $this->concatPaths(array($sourcePath, $file));
+			$destFile = $this->concatPaths(array($destPath, $file));
+
 			$res &= copy($sourceFile, $destFile);
 		}
 
 		return $res;
 	}
 
-
 	/**
 	 * Create a new file if not exists with all folders in the path.
 	 *
@@ -566,7 +593,6 @@ class Manager
 		return $pathInfo['dirname'];
 	}
 
-
 	/**
 	 * Return content of PHP file
 	 *

application/Espo/Core/Utils/File/Permission.php

@@ -535,6 +535,71 @@ class Permission
 		return $this->permissionErrorRules;
 	}
 
+	/**
+	 * Arrange permission file list
+	 * e.g. array('application/Espo/Controllers/Email.php', 'application/Espo/Controllers/Import.php'), result is array('application/Espo/Controllers')
+	 *
+	 * @param  array $fileList
+	 * @return array
+	 */
+	public function arrangePermissionList($fileList)
+	{
+		$betterList = array();
+		foreach ($fileList as $fileName) {
+
+			$pathInfo = pathinfo($fileName);
+			$dirname = $pathInfo['dirname'];
+
+			$currentPath = $fileName;
+			if ($this->getSearchCount($dirname, $fileList) > 1) {
+				$currentPath = $dirname;
+			}
+
+			if (!$this->isItemIncludes($currentPath, $betterList)) {
+				$betterList[] = $currentPath;
+			}
+		}
+
+		return $betterList;
+	}
+
+	/**
+	 * Get count of a search string in a array
+	 *
+	 * @param  string $search
+	 * @param  array  $array
+	 * @return bool
+	 */
+	protected function getSearchCount($search, array $array)
+	{
+		$search = $this->getPregQuote($search);
+
+		$number = 0;
+		foreach ($array as $value) {
+			if (preg_match('/^'.$search.'/', $value)) {
+				$number++;
+			}
+		}
+
+		return $number;
+	}
+
+	protected function isItemIncludes($item, $array)
+	{
+		foreach ($array as $value) {
+			$value = $this->getPregQuote($value);
+			if (preg_match('/^'.$value.'/', $item)) {
+				return true;
+			}
+		}
+
+		return false;
+	}
+
+	protected function getPregQuote($string)
+	{
+		return preg_quote($string, '/-+=.');
+	}
 
 }
 

application/Espo/Resources/metadata/entityDefs/Extension.json

@@ -2,7 +2,7 @@
     "fields": {
         "name": {
             "type": "varchar",
-            "required": true            
+            "required": true
         },
         "status": {
         	"type": "enum",
@@ -11,13 +11,17 @@
         "version": {
             "type": "varchar",
             "required": true,
-            "maxLength": 50          
+            "maxLength": 50
         },
         "fileList": {
-            "type": "jsonArray" 
-        }, 
+            "type": "jsonArray"
+        },
         "description": {
-            "type": "text"        
+            "type": "text"
+        },
+        "isInstalled": {
+            "type": "bool",
+            "default": false
         },
         "createdAt": {
             "type": "datetime",

tests/Espo/Core/Utils/File/PermissionTest.php

@@ -0,0 +1,156 @@
+<?php
+
+namespace tests\Espo\Core\Utils\File;
+
+use tests\ReflectionHelper;
+
+
+class PermissionTest extends \PHPUnit_Framework_TestCase
+{
+	protected $object;
+
+	protected $objects;
+
+	protected $reflection;
+
+	protected $fileList;
+
+	protected function setUp()
+	{
+		$this->objects['fileManager'] = $this->getMockBuilder('\Espo\Core\Utils\File\Manager')->disableOriginalConstructor()->getMock();
+
+		$this->object = new \Espo\Core\Utils\File\Permission($this->objects['fileManager']);
+
+		$this->reflection = new ReflectionHelper($this->object);
+
+		$this->fileList = array(
+			'application/Espo/Controllers/Email.php',
+			'application/Espo/Controllers/EmailAccount.php',
+			'application/Espo/Controllers/EmailAddress.php',
+			'application/Espo/Controllers/ExternalAccount.php',
+			'application/Espo/Controllers/Import.php',
+			'application/Espo/Controllers/Integration.php',
+			'application/Espo/Modules/Crm/Resources/i18n/pl_PL/Calendar.json',
+			'application/Espo/Modules/Crm/Resources/i18n/pl_PL/Call.json',
+			'application/Espo/Modules/Crm/Resources/i18n/pl_PL/Case.json',
+			'application/Espo/Modules/Crm/Resources/i18n/pl_PL/Contact.json',
+			'application/Espo/Modules/Crm/Resources/i18n/pl_PL/Global.json',
+			'application/Espo/Resources/layouts/User/filters.json',
+			'application/Espo/Resources/metadata/app/acl.json',
+			'application/Espo/Resources/metadata/app/defaultDashboardLayout.json'
+		);
+	}
+
+	protected function tearDown()
+	{
+		$this->object = NULL;
+	}
+
+	public function testGetSearchCount()
+	{
+		$search = 'application/Espo/Controllers/';
+		$methodResult = $this->reflection->invokeMethod('getSearchCount', array($search, $this->fileList));
+		$result = 6;
+		$this->assertEquals($result, $methodResult);
+
+
+		$search = 'application/Espo/Controllers/Email.php';
+		$methodResult = $this->reflection->invokeMethod('getSearchCount', array($search, $this->fileList));
+		$result = 1;
+		$this->assertEquals($result, $methodResult);
+
+		$search = 'application/Espo/Controllers/NotReal';
+		$methodResult = $this->reflection->invokeMethod('getSearchCount', array($search, $this->fileList));
+		$result = 0;
+		$this->assertEquals($result, $methodResult);
+	}
+
+	public function testArrangePermissionList()
+	{
+		$result = array(
+			'application/Espo/Controllers',
+			'application/Espo/Modules/Crm/Resources/i18n/pl_PL',
+			'application/Espo/Resources/layouts/User/filters.json',
+			'application/Espo/Resources/metadata/app',
+		);
+		$this->assertEquals( $result, $this->object->arrangePermissionList($this->fileList) );
+	}
+
+	/*public function bestPossibleList()
+	{
+		$fileList = array(
+			'application/Espo/Controllers',
+			'application/Espo/Core',
+			'application/Espo/Core/Cron',
+			'application/Espo/Core/Loaders',
+			'application/Espo/Core/Mail',
+			'application/Espo/Core/Mail/Storage/Imap.php',
+			'application/Espo/Core/SelectManagers/Base.php',
+			'application/Espo/Core/Utils/Database/Orm',
+			'application/Espo/Core/Utils/Database/Orm/Fields',
+			'application/Espo/Core/Utils/Database/Orm/Relations',
+			'application/Espo/Core/Utils',
+			'application/Espo/Core/defaults/config.php',
+			'application/Espo/Entities',
+			'application/Espo/Hooks/Common/Stream.php',
+			'application/Espo/Modules/Crm/Controllers/Opportunity.php',
+			'application/Espo/Modules/Crm/Jobs/CheckInboundEmails.php',
+			'application/Espo/Modules/Crm/Resources/i18n/de_DE',
+			'application/Espo/Modules/Crm/Resources/i18n/en_US',
+			'application/Espo/Modules/Crm/Resources/i18n/nl_NL',
+			'application/Espo/Modules/Crm/Resources/i18n/pl_PL',
+			'application/Espo/Modules/Crm/Resources/layouts/InboundEmail',
+			'application/Espo/Modules/Crm/Resources/metadata/clientDefs/InboundEmail.json',
+			'application/Espo/Modules/Crm/Resources/metadata/entityDefs',
+			'application/Espo/Modules/Crm/Services',
+			'application/Espo/Repositories',
+			'application/Espo/Resources/i18n/de_DE',
+			'application/Espo/Resources/i18n/en_US',
+			'application/Espo/Resources/i18n/nl_NL',
+			'application/Espo/Resources/i18n/pl_PL',
+			'application/Espo/Resources/layouts/Email',
+			'application/Espo/Resources/layouts/EmailAccount',
+			'application/Espo/Resources/layouts/User/filters.json',
+			'application/Espo/Resources/metadata/app',
+			'application/Espo/Resources/metadata/clientDefs',
+			'application/Espo/Resources/metadata/entityDefs',
+			'application/Espo/Resources/metadata/integrations/Google.json',
+			'application/Espo/Resources/metadata/scopes',
+			'application/Espo/SelectManagers/EmailAccount.php',
+			'application/Espo/Services',
+			'install/core',
+			'install/core/actions/settingsTest.php',
+			'install/core/i18n/de_DE/install.json',
+			'install/core/i18n/en_US/install.json',
+			'install/core/i18n/es_ES/install.json',
+			'install/core/i18n/nl_NL/install.json',
+			'install/core/i18n/pl_PL/install.json',
+			'install/core/i18n/ro_RO/install.json',
+			'install/core/i18n/tr_TR/install.json',
+			'install/js/install.js',
+		);
+
+		$result = array(
+			'application/Espo/Controllers',
+			'application/Espo/Core',
+			'application/Espo/Entities',
+			'application/Espo/Hooks/Common/Stream.php',
+			'application/Espo/Modules/Crm',
+			'application/Espo/Repositories',
+			'application/Espo/Resources',
+			'application/Espo/SelectManagers/EmailAccount.php',
+			'application/Espo/Services',
+			'install/core',
+			'install/js/install.js',
+		);
+	}*/
+
+
+
+
+
+
+
+}
+
+?>