@brandazm/dynamic-permissions
Version:
A flexible and powerful permissions management system for NestJS applications with built-in security features
116 lines • 6.02 kB
JavaScript
;
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
return c > 3 && r && Object.defineProperty(target, key, r), r;
};
var __metadata = (this && this.__metadata) || function (k, v) {
if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
};
var __param = (this && this.__param) || function (paramIndex, decorator) {
return function (target, key) { decorator(target, key, paramIndex); }
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.PermissionService = void 0;
const common_1 = require("@nestjs/common");
const config_service_1 = require("./config.service");
const typeorm_1 = require("@nestjs/typeorm");
const typeorm_2 = require("typeorm");
const permission_entity_1 = require("../models/permission.entity");
const user_permission_entity_1 = require("../models/user-permission.entity");
const router_permission_entity_1 = require("../models/router-permission.entity");
require("reflect-metadata");
const audit_service_1 = require("./audit.service");
let PermissionService = class PermissionService {
constructor(configService, permissionRepository, userPermissionRepository, routerPermissionRepository, auditService) {
this.configService = configService;
this.permissionRepository = permissionRepository;
this.userPermissionRepository = userPermissionRepository;
this.routerPermissionRepository = routerPermissionRepository;
this.auditService = auditService;
this.permissionCache = new Map();
}
async getUserPermissions(userId) {
const cached = this.permissionCache.get(userId);
const config = this.configService.getConfig();
if (cached && Date.now() - cached.timestamp < config.security.cacheTimeout * 1000) {
return cached.permissions;
}
const userPermissions = await this.userPermissionRepository.find({
where: { userId },
relations: ['permission'],
});
const permissions = userPermissions.map((up) => ({
id: up.permission.id,
name: up.permission.name,
description: up.permission.description,
level: up.permission.level,
is_active: up.permission.is_active,
created_at: up.permission.created_at || new Date(),
updated_at: up.permission.updated_at || new Date(),
}));
this.permissionCache.set(userId, {
permissions,
timestamp: Date.now(),
});
return permissions;
}
async checkRoutePermission(route, method, userId) {
const config = this.configService.getConfig();
if (config.permissions.publicRoutes.includes(route)) {
return true;
}
const routerPermissions = await this.routerPermissionRepository
.createQueryBuilder('rp')
.innerJoin('permissions', 'p', 'p.id = rp.permission_id')
.select(['rp.id', 'rp.route', 'rp.method', 'rp.permission_id', 'p.name'])
.where('rp.route = :route', { route })
.andWhere('rp.method = :method', { method })
.andWhere('rp.is_active = :isActive', { isActive: true })
.getMany();
if (routerPermissions.length === 0 && config.permissions.permissionStrategy === 'blacklist') {
return true;
}
const userPermissions = await this.userPermissionRepository
.createQueryBuilder('up')
.innerJoin('permissions', 'p', 'p.id = up.permission_id')
.select(['up.id', 'up.user_id', 'up.permission_id', 'p.name'])
.where('up.user_id = :userId', { userId })
.andWhere('up.is_active = :isActive', { isActive: true })
.getMany();
const hasPermissions = routerPermissions.every((rp) => userPermissions.some((up) => up.permission_id === rp.permission_id));
if (this.auditService) {
await this.auditService.logPermissionCheck(userId, route, hasPermissions, {
method,
requiredPermissions: routerPermissions.map((rp) => rp.permission_id),
userPermissions: userPermissions.map((up) => up.permission_id),
});
}
return hasPermissions;
}
async validateUserPermissions(userId, requiredPermissions, options = {}) {
const userPermissions = await this.getUserPermissions(userId);
if (options.strategy === 'OR') {
return requiredPermissions.some((permission) => userPermissions.some((p) => p.name === permission));
}
return requiredPermissions.every((permission) => userPermissions.some((p) => p.name === permission));
}
async getPermissions() {
const queryBuilder = this.permissionRepository.createQueryBuilder('p');
return queryBuilder.getMany();
}
};
exports.PermissionService = PermissionService;
exports.PermissionService = PermissionService = __decorate([
(0, common_1.Injectable)(),
__param(1, (0, typeorm_1.InjectRepository)(permission_entity_1.PermissionEntity)),
__param(2, (0, typeorm_1.InjectRepository)(user_permission_entity_1.UserPermissionEntity)),
__param(3, (0, typeorm_1.InjectRepository)(router_permission_entity_1.RouterPermissionEntity)),
__metadata("design:paramtypes", [config_service_1.ConfigService,
typeorm_2.Repository,
typeorm_2.Repository,
typeorm_2.Repository,
audit_service_1.AuditService])
], PermissionService);
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