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RepositoryService.php
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RepositoryService.php
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<?php
/*
* Copyright 2007-2016 Abstrium <contact (at) pydio.com>
* This file is part of Pydio.
*
* Pydio 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.
*
* Pydio 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 Pydio. If not, see <http://www.gnu.org/licenses/>.
*
* The latest code can be found at <https://pydio.com/>.
*/
namespace Pydio\Core\Services;
use Pydio\Access\Core\Model\Repository;
use Pydio\Core\Controller\Controller;
use Pydio\Core\Model\Context;
use Pydio\Core\Model\FilteredRepositoriesList;
use Pydio\Core\Model\RepositoryInterface;
use Pydio\Core\Model\UserInterface;
use Pydio\Log\Core\AJXP_Logger;
defined('AJXP_EXEC') or die('Access not allowed');
class RepositoryService
{
private $cache = [];
/**
* @var RepositoryService
*/
private static $instance;
/**
* Singleton method
*
* @return RepositoryService The service instance
*/
public static function getInstance()
{
if (!isSet(self::$instance)) {
$c = __CLASS__;
self::$instance = new $c;
}
return self::$instance;
}
private function __construct(){
if (is_file(AJXP_CONF_PATH."/bootstrap_repositories.php")) {
$REPOSITORIES = array();
include(AJXP_CONF_PATH."/bootstrap_repositories.php");
$this->cache["DEFAULT_REPOSITORIES"] = $REPOSITORIES;
} else {
$this->cache["DEFAULT_REPOSITORIES"] = array();
}
}
/**
* @param RepositoryInterface $repositoryObject
* @param UserInterface $userObject
* @param bool $details
* @param bool $includeShared
* @return bool
*/
public static function repositoryIsAccessible($repositoryObject, $userObject, $details=false, $includeShared=true)
{
if ($userObject === null && UsersService::usersEnabled()) {
return false;
}
if (!$userObject->canSee($repositoryObject)) {
return false;
}
if ($repositoryObject->isTemplate) {
return false;
}
if (($repositoryObject->getAccessType()=="ajxp_conf" || $repositoryObject->getAccessType()=="ajxp_admin") && $userObject != null) {
if (UsersService::usersEnabled() && !$userObject->isAdmin()) {
return false;
}
}
$repositoryId = $repositoryObject->getId();
if ($repositoryObject->getAccessType()=="ajxp_user" && $userObject != null) {
return ($userObject->canRead($repositoryId) || $userObject->canWrite($repositoryId)) ;
}
if ($repositoryObject->getAccessType() == "ajxp_shared" && !UsersService::usersEnabled()) {
return false;
}
if ($repositoryObject->getUniqueUser() && (!UsersService::usersEnabled() || $userObject == null || $userObject->getId() == "shared" || $userObject->getId() != $repositoryObject->getUniqueUser() )) {
return false;
}
if ( $userObject != null && !($userObject->canRead($repositoryId) || $userObject->canWrite($repositoryId)) && !$details) {
return false;
}
if ($userObject == null || $userObject->canRead($repositoryId) || $userObject->canWrite($repositoryId) || $details) {
// Do not display standard repositories even in details mode for "sub"users
if ($userObject != null && $userObject->hasParent() && !($userObject->canRead($repositoryId) || $userObject->canWrite($repositoryId) )) {
return false;
}
// Do not display shared repositories otherwise.
if ($repositoryObject->hasOwner() && !$includeShared && ($userObject == null || $userObject->getParent() != $repositoryObject->getOwner())) {
return false;
}
if ($userObject != null && $repositoryObject->hasOwner() && !$userObject->hasParent()) {
// Display the repositories if allow_crossusers is ok
if(ConfService::getCoreConf("ALLOW_CROSSUSERS_SHARING", "conf") === false
|| ConfService::getCoreConf("ALLOW_CROSSUSERS_SHARING", "conf") === 0) {
return false;
}
// But still do not display its own shared repositories!
if ($repositoryObject->getOwner() == $userObject->getId()) {
return false;
}
}
if ($repositoryObject->hasOwner() && $userObject != null && $details && !($userObject->canRead($repositoryId) || $userObject->canWrite($repositoryId) ) ) {
return false;
}
}
$res = null;
$args = array($repositoryId, $repositoryObject, $userObject, &$res);
Controller::applyIncludeHook("repository.test_access", $args);
if($res === false){
return false;
}
return true;
}
/**
* PUBLIC STATIC METHODS
*/
/**
* @return RepositoryInterface[]
*/
public static function getStaticRepositories(){
$self = self::getInstance();
if(!isSet($self->cache["STATIC"])){
$self->cache["STATIC"] = [];
foreach ($self->cache["DEFAULT_REPOSITORIES"] as $index=>$repository) {
$repoObject = self::createRepositoryFromArray($index, $repository);
$repoObject->setWriteable(false);
$self->cache["STATIC"][$repoObject->getId()] = $repoObject;
}
}
return $self->cache["STATIC"];
}
/**
* @param bool $includeShared
* @return \Pydio\Core\Model\RepositoryInterface[]
*/
public static function listAllRepositories($includeShared = false){
$filtered = new FilteredRepositoriesList();
$filtered->setIncludeShared($includeShared);
return $filtered->load();
}
/**
* @param RepositoryInterface[] $repoList
* @param array $criteria
* @return RepositoryInterface[] array
*/
public static function filterRepositoryListWithCriteria($repoList, $criteria)
{
$repositories = array();
$searchableKeys = array("uuid", "parent_uuid", "owner_user_id", "display", "accessType", "isTemplate", "slug", "groupPath");
foreach ($repoList as $repoId => $repoObject) {
$failOneCriteria = false;
foreach ($criteria as $key => $value) {
if (!in_array($key, $searchableKeys)) continue;
$criteriumOk = false;
$comp = null;
if ($key == "uuid") $comp = $repoObject->getUniqueId();
else if ($key == "parent_uuid") $comp = $repoObject->getParentId();
else if ($key == "owner_user_id") $comp = $repoObject->getUniqueUser();
else if ($key == "display") $comp = $repoObject->getDisplay();
else if ($key == "accessType") $comp = $repoObject->getAccessType();
else if ($key == "isTemplate") $comp = $repoObject->isTemplate;
else if ($key == "slug") $comp = $repoObject->getSlug();
else if ($key == "groupPath") $comp = $repoObject->getGroupPath();
if (is_array($value) && in_array($comp, $value)) {
//$repositories[$repoId] = $repoObject;
$criteriumOk = true;
} else if ($value == AJXP_FILTER_EMPTY && empty($comp)) {
//$repositories[$repoId] = $repoObject;
$criteriumOk = true;
} else if ($value == AJXP_FILTER_NOT_EMPTY && !empty($comp)) {
//$repositories[$repoId] = $repoObject;
$criteriumOk = true;
} else if (is_string($value) && strpos($value, "regexp:") === 0 && preg_match(str_replace("regexp:", "", $value), $comp)) {
//$repositories[$repoId] = $repoObject;
$criteriumOk = true;
} else if ($value == $comp) {
//$repositories[$repoId] = $repoObject;
$criteriumOk = true;
}
if (!$criteriumOk) {
$failOneCriteria = true;
break;
}
}
if (!$failOneCriteria) {
$repositories[$repoId] = $repoObject;
}
}
return $repositories;
}
/**
* @param array $criteria
* @param $count
* @return \Pydio\Access\Core\Model\Repository[]
*/
public static function listRepositoriesWithCriteria($criteria, &$count)
{
$statics = self::getStaticRepositories();
$statics = self::filterRepositoryListWithCriteria($statics, $criteria);
$dyna = ConfService::getConfStorageImpl()->listRepositoriesWithCriteria($criteria, $count);
$count += count($statics);
return array_merge($statics, $dyna);
}
/**
* Create a repository object from a config options array
*
* @param integer $index
* @param array $repository
* @return Repository
*/
public static function createRepositoryFromArray($index, $repository)
{
return self::getInstance()->createRepositoryFromArrayInst($index, $repository);
}
/**
* Add dynamically created repository
*
* @param \Pydio\Core\Model\RepositoryInterface $oRepository
* @return -1|null if error
*/
public static function addRepository($oRepository)
{
return self::getInstance()->addRepositoryInst($oRepository);
}
/**
* @param $idOrAlias
* @return null|\Pydio\Access\Core\Model\Repository
*/
public static function findRepositoryByIdOrAlias($idOrAlias)
{
$repository = RepositoryService::getRepositoryById($idOrAlias);
if ($repository != null) return $repository;
$repository = RepositoryService::getRepositoryByAlias($idOrAlias);
if ($repository != null) return $repository;
return null;
}
/**
* Get the reserved slugs used for config defined repositories
* @return array
*/
public static function reservedSlugsFromConfig()
{
$slugs = array();
$statics = self::getStaticRepositories();
foreach ($statics as $repo) {
$slugs[] = $repo->getSlug();
}
return $slugs;
}
/**
* Retrieve a repository object
*
* @param String $repoId
* @return Repository
*/
public static function getRepositoryById($repoId)
{
return self::getInstance()->getRepositoryByIdInst($repoId);
}
/**
* Retrieve a repository object by its slug
*
* @param String $repoAlias
* @return Repository
*/
public static function getRepositoryByAlias($repoAlias)
{
$repo = ConfService::getConfStorageImpl()->getRepositoryByAlias($repoAlias);
if ($repo !== null) return $repo;
// check default repositories
return self::getInstance()->getRepositoryByAliasInstDefaults($repoAlias);
}
/**
* Replace a repository by an update one.
*
* @param String $oldId
* @param \Pydio\Access\Core\Model\Repository $oRepositoryObject
* @return mixed
*/
public static function replaceRepository($oldId, $oRepositoryObject)
{
return self::getInstance()->replaceRepositoryInst($oldId, $oRepositoryObject);
}
/**
* Remove a repository using the conf driver implementation
* @static
* @param $repoId
* @return int
*/
public static function deleteRepository($repoId)
{
return self::getInstance()->deleteRepositoryInst($repoId);
}
public function __clone()
{
trigger_error("Cannot clone me, i'm a singleton!", E_USER_ERROR);
}
/**
* PRIVATE INSTANCE IMPLEMENTATIONS
*/
/**
* See static method
* @param $repoId
* @return Repository|null
*/
private function getRepositoryByIdInst($repoId)
{
if (isSet($this->cache["REPOSITORIES"]) && isSet($this->cache["REPOSITORIES"][$repoId])) {
return $this->cache["REPOSITORIES"][$repoId];
}
$test = CacheService::fetch(AJXP_CACHE_SERVICE_NS_SHARED, "repository:" . $repoId);
if($test !== false){
$this->cache["REPOSITORIES"][$repoId] = $test;
return $test;
}
$test = ConfService::getConfStorageImpl()->getRepositoryById($repoId);
if($test != null) {
$this->cache["REPOSITORIES"][$repoId] = $test;
CacheService::save(AJXP_CACHE_SERVICE_NS_SHARED, "repository:" . $repoId, $test);
return $test;
}
// Finally try to search in default repositories
$statics = self::getStaticRepositories();
if (isSet($statics[$repoId])) {
$repo = $statics[$repoId];
$this->cache["REPOSITORIES"][$repoId] = $test;
CacheService::save(AJXP_CACHE_SERVICE_NS_SHARED, "repository:" . $repoId, $repo);
return $repo;
}
$hookedRepo = null;
$args = array($repoId, &$hookedRepo);
Controller::applyIncludeHook("repository.search", $args);
if($hookedRepo !== null){
return $hookedRepo;
}
return null;
}
/**
* See static method
* @param string $index
* @param array $repository
* @return Repository
*/
private function createRepositoryFromArrayInst($index, $repository)
{
$repo = new Repository($index, $repository["DISPLAY"], $repository["DRIVER"]);
if (isSet($repository["DISPLAY_ID"])) {
$repo->setDisplayStringId($repository["DISPLAY_ID"]);
}
if (isSet($repository["DESCRIPTION_ID"])) {
$repo->setDescription($repository["DESCRIPTION_ID"]);
}
if (isSet($repository["AJXP_SLUG"])) {
$repo->setSlug($repository["AJXP_SLUG"]);
}
if (isSet($repository["IS_TEMPLATE"]) && $repository["IS_TEMPLATE"]) {
$repo->isTemplate = true;
$repo->uuid = $index;
}
if (array_key_exists("DRIVER_OPTIONS", $repository) && is_array($repository["DRIVER_OPTIONS"])) {
foreach ($repository["DRIVER_OPTIONS"] as $oName=>$oValue) {
$repo->addOption($oName, $oValue);
}
}
// BACKWARD COMPATIBILITY!
if (array_key_exists("PATH", $repository)) {
$repo->addOption("PATH", $repository["PATH"]);
$repo->addOption("CREATE", intval($repository["CREATE"]));
$repo->addOption("RECYCLE_BIN", $repository["RECYCLE_BIN"]);
}
return $repo;
}
/**
* @param Repository|\Pydio\Core\Model\RepositoryInterface $oRepository
* @return -1|null on error
*/
private function addRepositoryInst($oRepository)
{
Controller::applyHook("workspace.before_create", array(Context::fromGlobalServices(), $oRepository));
$confStorage = ConfService::getConfStorageImpl();
$res = $confStorage->saveRepository($oRepository);
if ($res == -1) {
return $res;
}
Controller::applyHook("workspace.after_create", array(Context::fromGlobalServices(), $oRepository));
AJXP_Logger::info(__CLASS__,"Create Repository", array("repo_name"=>$oRepository->getDisplay()));
CacheService::save(AJXP_CACHE_SERVICE_NS_SHARED, "repository:".$oRepository->getId(), $oRepository);
// TODO ?
//$this->invalidateLoadedRepositories();
return null;
}
/**
* See static method
* @param $repoAlias
* @return RepositoryInterface|null
*/
private function getRepositoryByAliasInstDefaults($repoAlias)
{
$conf = self::getStaticRepositories();
foreach ($conf as $repoId => $repo) {
if ($repo->getSlug() === $repoAlias) {
return $repo;
}
}
return null;
}
/**
* See static method
* @param string $oldId
* @param Repository $oRepositoryObject
* @return int
*/
private function replaceRepositoryInst($oldId, $oRepositoryObject)
{
Controller::applyHook("workspace.before_update", array(Context::fromGlobalServices(), $oRepositoryObject));
$confStorage = ConfService::getConfStorageImpl();
$res = $confStorage->saveRepository($oRepositoryObject, true);
if ($res == -1) {
return -1;
}
Controller::applyHook("workspace.after_update", array(Context::fromGlobalServices(), $oRepositoryObject));
AJXP_Logger::info(__CLASS__,"Edit Repository", array("repo_name"=>$oRepositoryObject->getDisplay()));
// TODO ?
//$this->invalidateLoadedRepositories();
CacheService::save(AJXP_CACHE_SERVICE_NS_SHARED, "repository:" . $oRepositoryObject->getId(), $oRepositoryObject);
return 0;
}
/**
* See static method
* @param $repoId
* @return int
*/
private function deleteRepositoryInst($repoId)
{
Controller::applyHook("workspace.before_delete", array(Context::fromGlobalServices(), $repoId));
$confStorage = ConfService::getConfStorageImpl();
$shares = $confStorage->listRepositoriesWithCriteria(array("parent_uuid" => $repoId));
$toDelete = array();
foreach($shares as $share){
$toDelete[] = $share->getId();
}
$res = $confStorage->deleteRepository($repoId);
if ($res == -1) {
return $res;
}
foreach($toDelete as $deleteId){
$this->deleteRepositoryInst($deleteId);
}
Controller::applyHook("workspace.after_delete", array(Context::fromGlobalServices(), $repoId));
AJXP_Logger::info(__CLASS__,"Delete Repository", array("repo_id"=>$repoId));
// TODO ?
//$this->invalidateLoadedRepositories();
CacheService::delete(AJXP_CACHE_SERVICE_NS_SHARED, "repository:".$repoId);
return 0;
}
}