Public editing

Signed-off-by: Lukas Reschke <lukas@statuscode.ch>

8 files changed, 242 insertions, 433 deletions

diff --git a/lib/Controller/DocumentController.php b/lib/Controller/DocumentController.php
index b961b126..4a93558c 100644
--- a/lib/Controller/DocumentController.php
+++ b/lib/Controller/DocumentController.php
@@ -11,8 +11,13 @@
 
 namespace OCA\Richdocuments\Controller;
 
-use OCA\Richdocuments\WOPI\DiscoveryManager;
+use OCA\Richdocuments\TokenManager;
+use OCA\Richdocuments\WOPI\Parser;
 use \OCP\AppFramework\Controller;
+use OCP\AppFramework\Http\JSONResponse;
+use OCP\Files\Folder;
+use OCP\Files\IRootFolder;
+use OCP\Files\Node;
 use \OCP\IRequest;
 use \OCP\IConfig;
 use \OCP\IL10N;
@@ -21,57 +26,148 @@ use \OCP\AppFramework\Http\TemplateResponse;
 use \OCA\Richdocuments\AppConfig;
 use \OCA\Richdocuments\Helper;
 use \OC\Files\View;
-use \OCP\ICacheFactory;
+use OCP\Share\IManager;
 
 class DocumentController extends Controller {
-
+	/** @var string */
 	private $uid;
+	/** @var IL10N */
 	private $l10n;
+	/** @var IConfig */
 	private $settings;
+	/** @var AppConfig */
 	private $appConfig;
-	private $cache;
-	/** @var DiscoveryManager */
-	private $discoveryManager;
+	/** @var Parser */
+	private $wopiParser;
+	/** @var IManager */
+	private $shareManager;
+	/** @var TokenManager */
+	private $tokenManager;
+	/** @var IRootFolder */
+	private $rootFolder;
+
 	const ODT_TEMPLATE_PATH = '/assets/odttemplate.odt';
 
+	/**
+	 * @param string $appName
+	 * @param IRequest $request
+	 * @param IConfig $settings
+	 * @param AppConfig $appConfig
+	 * @param IL10N $l10n
+	 * @param Parser $wopiParser
+	 * @param IManager $shareManager
+	 * @param TokenManager $tokenManager
+	 * @param IRootFolder $rootFolder
+	 * @param string $UserId
+	 */
 	public function __construct($appName,
-								$UserId,
 								IRequest $request,
 								IConfig $settings,
 								AppConfig $appConfig,
 								IL10N $l10n,
-								ICacheFactory $cache,
-								DiscoveryManager $discoveryManager) {
+								Parser $wopiParser,
+								IManager $shareManager,
+								TokenManager $tokenManager,
+								IRootFolder $rootFolder,
+								$UserId) {
 		parent::__construct($appName, $request);
 		$this->uid = $UserId;
 		$this->l10n = $l10n;
 		$this->settings = $settings;
 		$this->appConfig = $appConfig;
-		$this->cache = $cache->create($appName);
-		$this->discoveryManager = $discoveryManager;
+		$this->wopiParser = $wopiParser;
+		$this->shareManager = $shareManager;
+		$this->tokenManager = $tokenManager;
+		$this->rootFolder = $rootFolder;
 	}
 
 	/**
 	 * @NoAdminRequired
-	 * @NoCSRFRequired
 	 *
+	 * @param string $fileId
 	 * @return TemplateResponse
 	 */
-	public function index(){
-		$response = new TemplateResponse('richdocuments', 'documents');
-		$policy = new ContentSecurityPolicy();
-		$policy->addAllowedFrameDomain($this->appConfig->getAppValue('wopi_url'));
-		$response->setContentSecurityPolicy($policy);
-		return $response;
+	public function index($fileId) {
+		try {
+			$folder = $this->rootFolder->getUserFolder($this->uid);
+			$item = $folder->getById($fileId)[0];
+			if(!($item instanceof Node)) {
+				throw new \Exception();
+			}
+			list($urlSrc, $token) = $this->tokenManager->getToken($item->getId());
+			$params = [
+				'permissions' => $item->getPermissions(),
+				'title' => $item->getName(),
+				'fileId' => $item->getId(),
+				'token' => $token,
+				'urlsrc' => $urlSrc,
+				'path' => '/',
+			];
+
+			$response = new TemplateResponse('richdocuments', 'documents', $params, 'empty');
+			$policy = new ContentSecurityPolicy();
+			$policy->addAllowedFrameDomain($this->appConfig->getAppValue('wopi_url'));
+			$policy->allowInlineScript(true);
+			$response->setContentSecurityPolicy($policy);
+			return $response;
+		} catch (\Exception $e) {
+		}
+
+		return new TemplateResponse('core', '403', [], 'guest');
+	}
+
+	/**
+	 * @PublicPage
+	 *
+	 * @param string $shareToken
+	 * @param string $fileName
+	 * @return TemplateResponse
+	 * @throws \Exception
+	 */
+	public function publicPage($shareToken, $fileName) {
+		try {
+			$share = $this->shareManager->getShareByToken($shareToken);
+			$node = $share->getNode();
+			if($node instanceof Folder) {
+				$item = $node->get($fileName);
+			} else {
+				$item = $node;
+			}
+			if ($item instanceof Node) {
+				list($urlSrc, $token) = $this->tokenManager->getToken($item->getId(), $shareToken);
+				$params = [
+					'permissions' => $share->getPermissions(),
+					'title' => $item->getName(),
+					'fileId' => $item->getId(),
+					'token' => $token,
+					'urlsrc' => $urlSrc,
+					'path' => '/',
+				];
+
+				$response = new TemplateResponse('richdocuments', 'documents', $params, 'empty');
+				$policy = new ContentSecurityPolicy();
+				$policy->addAllowedFrameDomain($this->appConfig->getAppValue('wopi_url'));
+				$policy->allowInlineScript(true);
+				$response->setContentSecurityPolicy($policy);
+				return $response;
+			}
+		} catch (\Exception $e) {
+		}
+
+		return new TemplateResponse('core', '403', [], 'guest');
 	}
 
 	/**
 	 * @NoAdminRequired
+	 *
+	 * @param string $mimetype
+	 * @param string $filename
+	 * @param string $dir
+	 * @return JSONResponse
 	 */
-	public function create(){
-		$mimetype = $this->request->post['mimetype'];
-		$filename = $this->request->post['filename'];
-		$dir = $this->request->post['dir'];
+	public function create($mimetype,
+						   $filename,
+						   $dir){
 
 		$view = new View('/' . $this->uid . '/files');
 		if (!$dir){
@@ -117,36 +213,9 @@ class DocumentController extends Controller {
 			$content = file_get_contents(dirname(__DIR__) . self::ODT_TEMPLATE_PATH);
 		}
 
-		$discovery_parsed = null;
-		try {
-			$discovery = $this->discoveryManager->get();
-
-			$loadEntities = libxml_disable_entity_loader(true);
-			$discovery_parsed = simplexml_load_string($discovery);
-			libxml_disable_entity_loader($loadEntities);
-
-			if ($discovery_parsed === false) {
-				$this->cache->remove('discovery.xml');
-				$wopiRemote = $this->getWopiUrl(false);
-
-				return array(
-					'status' => 'error',
-					'message' => $this->l10n->t('Collabora Online: discovery.xml from "%s" is not a well-formed XML string.', array($wopiRemote)),
-					'hint' => $this->l10n->t('Please contact the "%s" administrator.', array($wopiRemote))
-				);
-			}
-		}
-		catch (ResponseException $e) {
-			return array(
-				'status' => 'error',
-				'message' => $e->getMessage(),
-				'hint' => $e->getHint()
-			);
-		}
-
-		if ($content && $view->file_put_contents($path, $content)){
+		if ($content && $view->file_put_contents($path, $content)) {
 			$info = $view->getFileInfo($path);
-			$ret = $this->getWopiSrcUrl($discovery_parsed, $mimetype);
+			$ret = $this->wopiParser->getUrlSrc($mimetype);
 			$response =  array(
 				'status' => 'success',
 				'fileid' => $info['fileid'],
@@ -161,6 +230,7 @@ class DocumentController extends Controller {
 				'message' => (string) $this->l10n->t('Can\'t create document')
 			);
 		}
+
 		return $response;
 	}
 }
diff --git a/lib/Controller/WopiController.php b/lib/Controller/WopiController.php
index 676fb0e9..8f9050f2 100644
--- a/lib/Controller/WopiController.php
+++ b/lib/Controller/WopiController.php
@@ -64,60 +64,6 @@ class WopiController extends Controller {
 	}
 
 	/**
-	 * Generates and returns an access token for a given fileId
-	 *
-	 * @NoAdminRequired
-	 *
-	 * @param string $fileId
-	 * @return JSONResponse
-	 */
-	public function getToken($fileId) {
-		$arr = explode('_', $fileId, 2);
-		$version = '0';
-		if (count($arr) === 2) {
-			list($fileId, $version) = $arr;
-		}
-
-		try {
-			/** @var File $file */
-			$file = $this->rootFolder->getUserFolder($this->userId)->getById($fileId)[0];
-			$updatable = $file->isUpdateable();
-		} catch (\Exception $e) {
-			return new JSONResponse([], Http::STATUS_FORBIDDEN);
-		}
-
-		// If token is for some versioned file
-		if ($version !== '0') {
-			$updatable = false;
-		}
-
-		$row = new Wopi();
-		$serverHost = $this->request->getServerProtocol() . '://' . $this->request->getServerHost();
-		$token = $row->generateFileToken($fileId, $version, $updatable, $serverHost);
-
-		try {
-			$userFolder = $this->rootFolder->getUserFolder($this->userId);
-			/** @var File $file */
-			$file = $userFolder->getById($fileId)[0];
-			$sessionData['title'] = basename($file->getPath());
-			$sessionData['permissions'] = $file->getPermissions();
-			$sessionData['file_id'] = $file->getId();
-
-			$sessionData['documents'] = [
-				0 => [
-					'urlsrc' => $this->wopiParser->getUrlSrc($file->getMimeType())['urlsrc'],
-					'path' => $file->getPath(),
-					'token' => $token,
-				],
-			];
-
-			return new JSONResponse($sessionData);
-		} catch (\Exception $e){
-			return new JSONResponse([], Http::STATUS_FORBIDDEN);
-		}
-	}
-
-	/**
 	 * Returns general info about a file.
 	 *
 	 * @NoAdminRequired
@@ -141,25 +87,29 @@ class WopiController extends Controller {
 
 		$res = $row->getPathForToken($fileId, $version, $token);
 		if ($res === false) {
-			return new JSONResponse();
+			return new JSONResponse([], Http::STATUS_FORBIDDEN);
 		}
 
 		// Login the user to see his mount locations
 		try {
 			/** @var File $file */
-			$userFolder = $this->rootFolder->getUserFolder($res['editor']);
+			$userFolder = $this->rootFolder->getUserFolder($res['owner']);
 			$file = $userFolder->getById($fileId)[0];
 		} catch (\Exception $e) {
 			return new JSONResponse([], Http::STATUS_FORBIDDEN);
 		}
 
+		if(!($file instanceof File)) {
+			return new JSONResponse([], Http::STATUS_FORBIDDEN);
+		}
+
 		return new JSONResponse(
 			[
 				'BaseFileName' => $file->getName(),
 				'Size' => $file->getSize(),
 				'Version' => $version,
-				'UserId' => $res['editor'],
-				'UserFriendlyName' => $this->userManager->get($res['editor'])->getDisplayName(),
+				'UserId' => $res['editor'] !== '' ? $res['editor'] : 'Guest user',
+				'UserFriendlyName' => $res['editor'] !== '' ? $res['editor'] : 'Guest user',
 				'UserCanWrite' => $res['canwrite'] ? true : false,
 				'PostMessageOrigin' => $res['server_host'],
 			]
@@ -192,7 +142,7 @@ class WopiController extends Controller {
 
 		try {
 			/** @var File $file */
-			$userFolder = $this->rootFolder->getUserFolder($res['editor']);
+			$userFolder = $this->rootFolder->getUserFolder($res['owner']);
 			$file = $userFolder->getById($fileId)[0];
 			$response = new StreamResponse($file->fopen('rb'));
 			$response->addHeader('Content-Disposition', 'attachment');
@@ -203,8 +153,6 @@ class WopiController extends Controller {
 		}
 	}
 
-
-
 	/**
 	 * Given an access token and a fileId, replaces the files with the request body.
 	 * Expects a valid token in access_token parameter.
@@ -233,7 +181,7 @@ class WopiController extends Controller {
 
 		try {
 			/** @var File $file */
-			$userFolder = $this->rootFolder->getUserFolder($res['editor']);
+			$userFolder = $this->rootFolder->getUserFolder($res['owner']);
 			$file = $userFolder->getById($fileId)[0];
 			$content = fopen('php://input', 'rb');
 			$file->putContent($content);
diff --git a/lib/TokenManager.php b/lib/TokenManager.php
new file mode 100644
index 00000000..357720ed
--- /dev/null
+++ b/lib/TokenManager.php
@@ -0,0 +1,105 @@
+<?php
+/**
+ * @copyright Copyright (c) 2016 Lukas Reschke <lukas@statuscode.ch>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program 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 Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+namespace OCA\Richdocuments;
+
+use OC\Share\Constants;
+use OCA\Richdocuments\Db\Wopi;
+use OCA\Richdocuments\WOPI\Parser;
+use OCP\Files\File;
+use OCP\Files\IRootFolder;
+use OCP\IURLGenerator;
+use OCP\Share\IManager;
+
+class TokenManager {
+	/** @var IRootFolder */
+	private $rootFolder;
+	/** @var IManager */
+	private $shareManager;
+	/** @var IURLGenerator */
+	private $urlGenerator;
+	/** @var Parser */
+	private $wopiParser;
+
+	/**
+	 * @param IRootFolder $rootFolder
+	 * @param IManager $shareManager
+	 * @param IURLGenerator $urlGenerator
+	 * @param string $UserId
+	 */
+	public function __construct(IRootFolder $rootFolder,
+								IManager $shareManager,
+								IURLGenerator $urlGenerator,
+								Parser $wopiParser,
+								$UserId) {
+		$this->rootFolder = $rootFolder;
+		$this->shareManager = $shareManager;
+		$this->urlGenerator = $urlGenerator;
+		$this->wopiParser = $wopiParser;
+		$this->userId = $UserId;
+	}
+
+	/**
+	 * @param string $fileId
+	 * @param string $shareToken
+	 * @return array
+	 * @throws \Exception
+	 */
+	public function getToken($fileId, $shareToken = null) {
+		$arr = explode('_', $fileId, 2);
+		$version = '0';
+		if (count($arr) === 2) {
+			list($fileId, $version) = $arr;
+		}
+
+		// if the user is not logged-in do use the sharers storage
+		if($shareToken !== null) {
+			/** @var File $file */
+			$rootFolder = $this->rootFolder;
+			$share = $this->shareManager->getShareByToken($shareToken);
+			$updatable = (bool)($share->getPermissions() & \OCP\Constants::PERMISSION_UPDATE);
+		} else {
+			try {
+				/** @var File $file */
+				$rootFolder = $this->rootFolder->getUserFolder($this->userId);
+				$updatable = $rootFolder->isUpdateable();
+			} catch (\Exception $e) {
+				throw $e;
+			}
+		}
+		/** @var File $file */
+		$file = $rootFolder->getById($fileId)[0];
+
+		$row = new Wopi();
+		$serverHost = $this->urlGenerator->getAbsoluteURL('/');//$this->request->getServerProtocol() . '://' . $this->request->getServerHost();
+		$token = $row->generateFileToken($fileId, $file->getOwner()->getUID(), $this->userId, $version, $updatable, $serverHost);
+
+		try {
+
+			return [
+				$this->wopiParser->getUrlSrc($file->getMimeType())['urlsrc'],
+				$token,
+			];
+		} catch (\Exception $e){
+			throw $e;
+		}
+	}
+}
\ No newline at end of file
diff --git a/lib/WOPI/DiscoveryManager.php b/lib/WOPI/DiscoveryManager.php
index 39326c17..b3d18fed 100644
--- a/lib/WOPI/DiscoveryManager.php
+++ b/lib/WOPI/DiscoveryManager.php
@@ -84,25 +84,7 @@ class DiscoveryManager {
 		try {
 			$response = $client->get($wopiDiscovery);
 		} catch (\Exception $e) {
-			$error_message = $e->getMessage();
-			if (preg_match('/^cURL error ([0-9]*):/', $error_message, $matches)) {
-				$admin_check = $this->l10n->t('Please ask your administrator to check the Collabora Online server setting. The exact error message was: ') . $error_message;
-
-				$curl_error = $matches[1];
-				switch ($curl_error) {
-					case '1':
-						throw new ResponseException($this->l10n->t('Collabora Online: The protocol specified in "%s" is not allowed.', array($wopiRemote)), $admin_check);
-					case '3':
-						throw new ResponseException($this->l10n->t('Collabora Online: Malformed URL "%s".', array($wopiRemote)), $admin_check);
-					case '6':
-						throw new ResponseException($this->l10n->t('Collabora Online: Cannot resolve the host "%s".', array($wopiRemote)), $admin_check);
-					case '7':
-						throw new ResponseException($this->l10n->t('Collabora Online: Cannot connect to the host "%s".', array($wopiRemote)), $admin_check);
-					case '60':
-						throw new ResponseException($this->l10n->t('Collabora Online: SSL certificate is not installed.'), $this->l10n->t('Please ask your administrator to add ca-chain.cert.pem to the ca-bundle.crt, for example "cat /etc/loolwsd/ca-chain.cert.pem >> <server-installation>/resources/config/ca-bundle.crt" . The exact error message was: ') . $error_message);
-				}
-			}
-			throw new ResponseException($this->l10n->t('Collabora Online unknown error: ') . $error_message, $contact_admin);
+			throw $e;
 		}
 
 		$responseBody = $response->getBody();
diff --git a/lib/db/wopi.php b/lib/db/wopi.php
index e30de4cf..232a533d 100644
--- a/lib/db/wopi.php
+++ b/lib/db/wopi.php
@@ -23,63 +23,28 @@ class Wopi extends \OCA\Richdocuments\Db{
 
 	protected $tableName  = '`*PREFIX*richdocuments_wopi`';
 
-	protected $insertStatement  = 'INSERT INTO `*PREFIX*richdocuments_wopi` (`owner_uid`, `editor_uid`, `fileid`, `version`, `path`, `canwrite`, `server_host`, `token`, `expiry`)
-			VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?)';
+	protected $insertStatement  = 'INSERT INTO `*PREFIX*richdocuments_wopi` (`fileid`, `owner_uid`, `editor_uid`, `version`, `canwrite`, `server_host`, `token`, `expiry`)
+			VALUES (?, ?, ?, ?, ?, ?, ?, ?)';
 
 	protected $loadStatement = 'SELECT * FROM `*PREFIX*richdocuments_wopi` WHERE `token`= ?';
 
-	/*
-	 * Given a fileId and version, generates a token
-	 * and stores in the database.
-	 * version is 0 if current version of fileId is requested, otherwise
-	 * its the version number as stored by files_version app
-	 * Returns the token.
-	 */
-	public function generateFileToken($fileId, $version, $updatable, $serverHost){
-
-		// Get the FS view of the current user.
-		$view = \OC\Files\Filesystem::getView();
-
-		// Get the virtual path (if the file is shared).
-		$path = $view->getPath($fileId);
-
-		if (!$view->is_file($path)) {
-			throw new \Exception('Invalid fileId.');
-		}
-
-		// Figure out the real owner, if not us.
-		$owner = $view->getOwner($path);
-
- 		// Create a view into the owner's FS.
-		$view = new \OC\Files\View('/' . $owner . '/files');
-		// Find the real path.
-		$path = $view->getPath($fileId);
-		if (!$view->is_file($path)) {
-			throw new \Exception('Invalid fileId.');
-		}
-
-		$editor = \OC::$server->getUserSession()->getUser()->getUID();
-
+	public function generateFileToken($fileId, $owner, $editor, $version, $updatable, $serverHost) {
 		$token = \OC::$server->getSecureRandom()->getMediumStrengthGenerator()->generate(32,
 					\OCP\Security\ISecureRandom::CHAR_LOWER . \OCP\Security\ISecureRandom::CHAR_UPPER .
 					\OCP\Security\ISecureRandom::CHAR_DIGITS);
 
-		\OC::$server->getLogger()->debug('Issuing token for {editor} file {fileId}, version {version} owned by {owner}, path {path}: {token}',
-		[ 'owner' => $owner, 'editor' => $editor, 'fileId' => $fileId, 'version' => $version, 'path' => $path, 'token' => $token ]);
-
 		$wopi = new \OCA\Richdocuments\Db\Wopi([
+			$fileId,
 			$owner,
 			$editor,
-			$fileId,
 			$version,
-			$path,
 			$updatable,
 			$serverHost,
 			$token,
 			time() + self::TOKEN_LIFETIME_SECONDS
 		]);
 
-		if (!$wopi->insert()){
+		if (!$wopi->insert()) {
 			throw new \Exception('Failed to add wopi token into database');
 		}
 
diff --git a/lib/filter.php b/lib/filter.php
deleted file mode 100644
index 9b5a93f1..00000000
--- a/lib/filter.php
+++ /dev/null
@@ -1,74 +0,0 @@
-<?php
-
-/**
- * ownCloud - Richdocuments App
- *
- * @author Victor Dubiniuk
- * @copyright 2013 Victor Dubiniuk victor.dubiniuk@gmail.com
- *
- * This file is licensed under the Affero General Public License version 3 or
- * later.
- */
-
-namespace OCA\Richdocuments;
-
- class Filter {
-	protected static $filters = array();
-	 
-	public static function add($mimetype, $class){
-		 self::$filters[$mimetype] = $class;
-	}
-
-	public static function read($content, $mimetype){
-		$data = array(
-			'mimetype' => $mimetype,
-			'content' => $content
-		);
-
-		if (isset(self::$filters[$mimetype])){
-			$data = call_user_func(
-					array(
-						self::$filters[$mimetype],
-						'read'
-					),
-					$data
-			);
-		}
-		
-		return $data;
-	}
-	 
-	public static function write($content, $mimetype){
-		$data = array(
-			'mimetype' => $mimetype,
-			'content' => $content
-		);
-		
-		if (isset(self::$filters[$mimetype])){
-			$data = call_user_func(
-					array(
-						self::$filters[$mimetype],
-						'write'
-					),
-					$data
-			);
-		}
-		
-		return $data;
-	}
-	 
-	public static function getAll(){
-		 return array_keys(self::$filters);
-	}
-	 
-	/**
-	 * Checks if mimetype is supported by the app
-	 * @param string $mimetype - checked mimetype
-	 * @return bool
-	 */
-	public static function isSupportedMimetype($mimetype){
-		return in_array($mimetype, Storage::getSupportedMimetypes());
-	} 
-}
-
- 
\ No newline at end of file
diff --git a/lib/helper.php b/lib/helper.php
index 35866e8d..b5d6cda9 100644
--- a/lib/helper.php
+++ b/lib/helper.php
@@ -12,7 +12,6 @@
 namespace OCA\Richdocuments;
 
 class Helper {
-
 	const APP_ID = 'richdocuments';
 
 	public static function getNewFileName($view, $path, $prepend = ' '){
@@ -25,15 +24,4 @@ class Helper {
 
 		return $path;
 	}
-
-	public static function getArrayValueByKey($array, $key, $default=''){
-		if (array_key_exists($key, $array)){
-			return $array[$key];
-		}
-		return $default;
-	}
-
-	public static function isVersionsEnabled(){
-		return \OCP\App::isEnabled('files_versions');
-	}
 }
diff --git a/lib/storage.php b/lib/storage.php
deleted file mode 100644
index fc450fa1..00000000
--- a/lib/storage.php
+++ /dev/null
@@ -1,175 +0,0 @@
-<?php
-
-/**
- * ownCloud - Richdocuments App
- *
- * @author Frank Karlitschek
- * @copyright 2013-2014 Frank Karlitschek frank@owncloud.org
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
- * License as published by the Free Software Foundation; either
- * version 3 of the License, or any later version.
- *
- * This library 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 AFFERO GENERAL PUBLIC LICENSE for more details.
- *
- * You should have received a copy of the GNU Affero General Public
- * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
- *
- */
-
-
-namespace OCA\Richdocuments;
-
-class Storage {
-	public static $MIMETYPE_LIBREOFFICE_WORDPROCESSOR = array(
-		'application/vnd.oasis.opendocument.text',
-		'application/vnd.oasis.opendocument.presentation',
-		'application/vnd.oasis.opendocument.spreadsheet',
-		'application/vnd.oasis.opendocument.graphics',
-		'application/vnd.lotus-wordpro',
-		'image/svg+xml',
-		'application/vnd.visio',
-		'application/vnd.wordperfect',
-		'application/msonenote',
-		'application/msword',
-		'application/vnd.openxmlformats-officedocument.wordprocessingml.document',
-		'application/vnd.openxmlformats-officedocument.wordprocessingml.template',
-		'application/vnd.ms-word.document.macroEnabled.12',
-		'application/vnd.ms-word.template.macroEnabled.12',
-		'application/vnd.ms-excel',
-		'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet',
-		'application/vnd.openxmlformats-officedocument.spreadsheetml.template',
-		'application/vnd.ms-excel.sheet.macroEnabled.12',
-		'application/vnd.ms-excel.template.macroEnabled.12',
-		'application/vnd.ms-excel.addin.macroEnabled.12',
-		'application/vnd.ms-excel.sheet.binary.macroEnabled.12',
-		'application/vnd.ms-powerpoint',
-		'application/vnd.openxmlformats-officedocument.presentationml.presentation',
-		'application/vnd.openxmlformats-officedocument.presentationml.template',
-		'application/vnd.openxmlformats-officedocument.presentationml.slideshow',
-		'application/vnd.ms-powerpoint.addin.macroEnabled.12',
-		'application/vnd.ms-powerpoint.presentation.macroEnabled.12',
-		'application/vnd.ms-powerpoint.template.macroEnabled.12',
-		'application/vnd.ms-powerpoint.slideshow.macroEnabled.12'
-	);
-
-	public static function getDocuments() {
-		$list = array_filter(
-				self::searchDocuments(),
-				function($item){
-					//filter Deleted
-					if (strpos($item['path'], '_trashbin')===0){
-						return false;
-					}
-					return true;
-				}
-		);
-
-		return $list;
-	}
-
-	public static function getDocumentById($fileId){
-		$root = \OC::$server->getUserFolder();
-		$ret = array();
-
-		// If type of fileId is a string, then it
-		// doesn't work for shared documents, lets cast to int everytime
-		$document = $root->getById((int)$fileId)[0];
-		if ($document === null){
-			error_log('File with file id, ' . $fileId . ', not found');
-			return $ret;
-		}
-
-		$ret['mimetype'] = $document->getMimeType();
-		$ret['path'] = $root->getRelativePath($document->getPath());
-		$ret['name'] = $document->getName();
-		$ret['fileid'] = $fileId;
-
-		return $ret;
-	}
-
-	public static function resolvePath($fileId){
-		$list = array_filter(
-				self::searchDocuments(),
-				function($item) use ($fileId){
-					return intval($item['fileid'])==$fileId;
-				}
-		);
-		if (count($list)>0){
-			$item = current($list);
-			return $item['path'];
-		}
-		return false;
-	}
-
-	/**
-	 * @brief Cleanup session data on removing the document
-	 * @param array
-	 *
-	 * This function is connected to the delete signal of OC_Filesystem
-	 * to delete the related info from database
-	 */
-	public static function onDelete($params) {
-		$info = \OC\Files\Filesystem::getFileInfo($params['path']);
-
-		$fileId = @$info['fileid'];
-		if (!$fileId){
-			return;
-		}
-
-		$session = new Db\Session();
-		$session->loadBy('file_id', $fileId);
-
-		if (!$session->getEsId()){
-			return;
-		}
-
-		$member = new Db\Member();
-		$sessionMembers = $member->getCollectionBy('es_id', $session->getEsId());
-		foreach ($sessionMembers as $memberData){
-			if (intval($memberData['status'])===Db\Member::MEMBER_STATUS_ACTIVE){
-				return;
-			}
-		}
-
-	}
-
-	private static function processDocuments($rawDocuments){
-		$documents = array();
-		$view = \OC\Files\Filesystem::getView();
-		foreach($rawDocuments as $rawDocument){
-			$document = array(
-				'fileid' => $rawDocument->getId(),
-				'path' => $view->getPath($rawDocument->getId()),
-				'name' => $rawDocument->getName(),
-				'mimetype' => $rawDocument->getMimetype(),
-				'mtime' => $rawDocument->getMTime()
-				);
-
-			array_push($documents, $document);
-		}
-
-		return $documents;
-	}
-
-	protected static function searchDocuments(){
-		$documents = array();
-		foreach (self::getSupportedMimetypes() as $mime){
-			$rawDocuments = \OCP\Files::searchByMime($mime);
-			$documents = array_merge($documents, self::processDocuments($rawDocuments));
-		}
-
-		return $documents;
-	}
-
-	public static function getSupportedMimetypes(){
-		return array_merge(
-			self::$MIMETYPE_LIBREOFFICE_WORDPROCESSOR,
-			Filter::getAll()
-		);
-	}
-}