yuri
404 lines
13 KiB
PHP
404 lines
13 KiB
PHP
<?php
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/************************************************************************
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* This file is part of EspoCRM.
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*
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* EspoCRM - Open Source CRM application.
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* Copyright (C) 2014-2015 Yuri Kuznetsov, Taras Machyshyn, Oleksiy Avramenko
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* Website: http://www.espocrm.com
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*
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* EspoCRM is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* EspoCRM is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with EspoCRM. If not, see http://www.gnu.org/licenses/.
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*
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* The interactive user interfaces in modified source and object code versions
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* of this program must display Appropriate Legal Notices, as required under
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* Section 5 of the GNU General Public License version 3.
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*
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* In accordance with Section 7(b) of the GNU General Public License version 3,
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* these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
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************************************************************************/
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namespace Espo\Core\Acl;
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use \Espo\Core\Exceptions\Error;
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use \Espo\ORM\Entity;
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class Table
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{
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private $data = null; /*array(
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'table' => new \StdClass(),
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'fieldLevelTable' => array()
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);*/
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protected $cacheFile;
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protected $actionList = ['read', 'stream', 'edit', 'delete'];
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protected $levelList = ['all', 'team', 'own', 'no'];
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protected $fieldLevelActionList = ['read', 'edit'];
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protected $fieldLevelLevelList = ['yes', 'no'];
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protected $fileManager;
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protected $metadata;
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public function __construct(\Espo\Entities\User $user, $config = null, $fileManager = null, $metadata = null)
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{
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$this->data = (object) [
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'table' => (object) [],
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'fieldLevelTable' => (object) []
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];
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$this->user = $user;
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$this->metadata = $metadata;
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if (!$this->user->isFetched()) {
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throw new Error('User must be fetched before ACL check.');
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}
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$this->user->loadLinkMultipleField('teams');
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if ($fileManager) {
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$this->fileManager = $fileManager;
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}
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$this->cacheFile = 'data/cache/application/acl/' . $user->id . '.php';
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if ($config && $config->get('useCache') && file_exists($this->cacheFile)) {
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$cached = include $this->cacheFile;
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$this->data = $cached;
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} else {
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$this->load();
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if ($config && $fileManager && $config->get('useCache')) {
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$this->buildCache();
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}
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}
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}
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public function getMap()
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{
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return $this->data;
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}
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public function getScopeData($scope)
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{
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if (isset($this->data->table->$scope)) {
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$data = $this->data->table->$scope;
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if (is_string($data)) {
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$data = $this->getScopeData($data);
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return $data;
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}
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return $data;
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}
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return null;
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}
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public function get($permission)
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{
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if ($permission == 'table') {
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return null;
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}
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if (isset($this->data->$permission)) {
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return $this->data->$permission;
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}
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return null;
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}
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public function getLevel($scope, $action)
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{
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if (isset($this->data->table->$scope)) {
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if (isset($this->table->$scope->$action)) {
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return $this->data->table->$scope->$action;
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}
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}
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return false;
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}
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private function load()
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{
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$aclTableList = [];
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$fieldLevelTableList = [];
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$assignmentPermissionList = [];
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$userPermissionList = [];
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if (!$this->user->isAdmin()) {
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$userRoles = $this->user->get('roles');
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foreach ($userRoles as $role) {
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$aclTableList[] = $role->get('data');
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$fieldLevelTableList[] = $role->get('fieldLevelData');
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$assignmentPermissionList[] = $role->get('assignmentPermission');
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$userPermissionList[] = $role->get('userPermission');
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}
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$teams = $this->user->get('teams');
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foreach ($teams as $team) {
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$teamRoles = $team->get('roles');
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foreach ($teamRoles as $role) {
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$aclTableList[] = $role->get('data');
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$fieldLevelTableList[] = $role->get('fieldLevelData');
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$assignmentPermissionList[] = $role->get('assignmentPermission');
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$userPermissionList[] = $role->get('userPermission');
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}
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}
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$aclTable = $this->mergeTableList($aclTableList);
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$fieldLevelTable = $this->mergeFieldLevelTableList($fieldLevelTableList);
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foreach ($this->getScopeList() as $scope) {
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if ($this->metadata->get('scopes.' . $scope . '.disabled')) {
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$aclTable->$scope = false;
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unset($fieldLevelTable->$scope);
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}
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}
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$this->applySolid($aclTable, $fieldLevelTable);
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} else {
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$aclTable = (object) [];
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foreach ($this->getScopeList() as $scope) {
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if ($this->metadata->get("scopes.{$scope}.acl") === 'boolean') {
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$aclTable->$scope = true;
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} else {
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if ($this->metadata->get("scopes.{$scope}.entity")) {
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$aclTable->$scope = (object) [];
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foreach ($this->actionList as $action) {
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$aclTable->$scope->$action = 'all';
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}
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}
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}
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}
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$fieldLevelTable = (object) [];
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}
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foreach ($aclTable as $scope => $data) {
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if (is_string($data)) {
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if (isset($aclTable->$data)) {
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$aclTable->$scope = $aclTable->$data;
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}
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}
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}
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$this->data->table = $aclTable;
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$this->data->fieldLevelTable = $fieldLevelTable;
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if (!$this->user->isAdmin()) {
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$this->data->assignmentPermission = $this->mergeValueList($assignmentPermissionList, $this->metadata->get('app.acl.valueDefaults.assignmentPermission', 'all'));
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$this->data->userPermission = $this->mergeValueList($userPermissionList, $this->metadata->get('app.acl.valueDefaults.userPermission', 'no'));
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} else {
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$this->data->assignmentPermission = 'all';
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$this->data->userPermission = 'all';
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}
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}
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private function applySolid(&$table, &$fieldLevelTable)
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{
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if (!$this->metadata) {
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return;
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}
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if ($this->user->isAdmin()) {
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return;
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}
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$data = $this->metadata->get('app.acl.solid', array());
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foreach ($data as $scope => $item) {
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$value = $item;
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if (is_array($item)) {
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$value = (object) $item;
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}
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$table->$scope = $value;
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}
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}
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private function mergeValueList(array $list, $defaultValue)
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{
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$result = null;
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foreach ($list as $level) {
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if ($level != 'not-set') {
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if (is_null($result)) {
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$result = $level;
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continue;
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}
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if (array_search($result, $this->levelList) > array_search($level, $this->levelList)) {
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$result = $level;
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}
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}
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}
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if (is_null($result)) {
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$result = $defaultValue;
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}
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return $result;
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}
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private function getScopeWithAclList()
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{
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$scopeList = [];
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$scopes = $this->metadata->get('scopes');
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foreach ($scopes as $scope => $d) {
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if (!empty($d['acl'])) {
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$scopeList[] = $scope;
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}
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}
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return $scopeList;
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}
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private function getScopeList()
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{
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$scopeList = [];
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$scopes = $this->metadata->get('scopes');
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foreach ($scopes as $scope => $d) {
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$scopeList[] = $scope;
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}
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return $scopeList;
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}
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private function mergeTableList(array $tableList)
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{
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$data = (object) [];
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$scopeList = $this->getScopeWithAclList();
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foreach ($tableList as $table) {
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foreach ($scopeList as $scope) {
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if (!isset($table->$scope)) continue;
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$row = $table->$scope;
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if ($row == false) {
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if (!isset($data->$scope)) {
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$data->$scope = false;
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}
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} else if ($row === true) {
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$data->$scope = true;
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} else {
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if (!isset($data->$scope)) {
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$data->$scope = (object) [];
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}
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if ($data->$scope === false) {
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$data->$scope = (object) [];
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}
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if (!is_object($row)) continue;
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foreach ($this->actionList as $i => $action) {
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if (isset($row->$action)) {
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$level = $row->$action;
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if (!isset($data->$scope->$action)) {
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$data->$scope->$action = $level;
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} else {
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if (array_search($data->$scope->$action, $this->levelList) > array_search($level, $this->levelList)) {
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$data->$scope->$action = $level;
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}
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}
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} else {
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if ($i > 0) {
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// TODO remove it
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$previousAction = $this->actionList[$i - 1];
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if (isset($data->$scope->$previousAction)) {
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$data->$scope->$action = $data->$scope->$previousAction;
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}
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}
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}
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}
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}
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}
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}
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foreach ($scopeList as $scope) {
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if (!isset($data->$scope)) {
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$aclType = $this->metadata->get('scopes.' . $scope . '.acl');
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if ($aclType === true) {
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$aclType = 'recordAllTeamOwnNo';
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}
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if (!empty($aclType)) {
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$defaultValue = $this->metadata->get('app.acl.defaults.' . $aclType, true);
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if (is_array($defaultValue)) {
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$defaultValue = (object) $defaultValue;
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}
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$data->$scope = $defaultValue;
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}
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}
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}
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return $data;
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}
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private function mergeFieldLevelTableList(array $tableList)
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{
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$data = (object) [];
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$scopeList = $this->getScopeWithAclList();
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foreach ($tableList as $table) {
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foreach ($scopeList as $scope) {
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if (!isset($table->$scope)) continue;
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if (!isset($data->$scope)) {
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$data->$scope = (object) [];
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}
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if (!is_object($table->$scope)) continue;
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foreach (get_object_vars($table->$scope) as $field => $row) {
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if (!is_object($row)) continue;
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if (!isset($data->$scope->$field)) {
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$data->$scope->$field = (object) [];
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}
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foreach ($this->fieldLevelActionList as $i => $action) {
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if (!isset($row->$action)) continue;
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$level = $row->$action;
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if (!isset($data->$scope->$field->$action)) {
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$data->$scope->$field->$action = $level;
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} else {
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if (array_search($data->$scope->$field->$action, $this->fieldLevelLevelList) > array_search($level, $this->fieldLevelLevelList)) {
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$data->$scope->$field->$action = $level;
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}
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}
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}
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}
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}
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}
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return $data;
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}
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private function buildCache()
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{
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$contents = '<' . '?'. 'php return ' . $this->varExport($this->data) . ';';
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$this->fileManager->putContents($this->cacheFile, $contents);
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}
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private function varExport($variable)
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{
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if ($variable instanceof \StdClass) {
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$result = '(object) ' . $this->varExport(get_object_vars($variable), true);
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} else if (is_array($variable)) {
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$array = array();
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foreach ($variable as $key => $value) {
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$array[] = var_export($key, true).' => ' . $this->varExport($value, true);
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}
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$result = '['.implode(', ', $array).']';
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} else {
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$result = var_export($variable, true);
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}
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return $result;
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}
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}
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