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budibase/packages/backend-core/src/tenancy/tenancy.js

148 lines
3.5 KiB
JavaScript

const { getDB } = require("../db")
const { SEPARATOR, StaticDatabases } = require("../db/constants")
const {
getTenantId,
DEFAULT_TENANT_ID,
isMultiTenant,
getTenantIDFromAppID,
} = require("../context")
const env = require("../environment")
const TENANT_DOC = StaticDatabases.PLATFORM_INFO.docs.tenants
const PLATFORM_INFO_DB = StaticDatabases.PLATFORM_INFO.name
exports.addTenantToUrl = url => {
const tenantId = getTenantId()
if (isMultiTenant()) {
const char = url.indexOf("?") === -1 ? "?" : "&"
url += `${char}tenantId=${tenantId}`
}
return url
}
exports.doesTenantExist = async tenantId => {
const db = getDB(PLATFORM_INFO_DB)
let tenants
try {
tenants = await db.get(TENANT_DOC)
} catch (err) {
// if theres an error the doc doesn't exist, no tenants exist
return false
}
return (
tenants &&
Array.isArray(tenants.tenantIds) &&
tenants.tenantIds.indexOf(tenantId) !== -1
)
}
exports.tryAddTenant = async (tenantId, userId, email) => {
const db = getDB(PLATFORM_INFO_DB)
const getDoc = async id => {
if (!id) {
return null
}
try {
return await db.get(id)
} catch (err) {
return { _id: id }
}
}
let [tenants, userIdDoc, emailDoc] = await Promise.all([
getDoc(TENANT_DOC),
getDoc(userId),
getDoc(email),
])
if (!Array.isArray(tenants.tenantIds)) {
tenants = {
_id: TENANT_DOC,
tenantIds: [],
}
}
let promises = []
if (userIdDoc) {
userIdDoc.tenantId = tenantId
promises.push(db.put(userIdDoc))
}
if (emailDoc) {
emailDoc.tenantId = tenantId
emailDoc.userId = userId
promises.push(db.put(emailDoc))
}
if (tenants.tenantIds.indexOf(tenantId) === -1) {
tenants.tenantIds.push(tenantId)
promises.push(db.put(tenants))
}
await Promise.all(promises)
}
exports.getGlobalDBName = (tenantId = null) => {
// tenant ID can be set externally, for example user API where
// new tenants are being created, this may be the case
if (!tenantId) {
tenantId = getTenantId()
}
let dbName
if (tenantId === DEFAULT_TENANT_ID) {
dbName = StaticDatabases.GLOBAL.name
} else {
dbName = `${tenantId}${SEPARATOR}${StaticDatabases.GLOBAL.name}`
}
return dbName
}
exports.getGlobalDB = (tenantId = null) => {
const dbName = exports.getGlobalDBName(tenantId)
return getDB(dbName)
}
exports.lookupTenantId = async userId => {
const db = getDB(StaticDatabases.PLATFORM_INFO.name)
let tenantId = env.MULTI_TENANCY ? DEFAULT_TENANT_ID : null
try {
const doc = await db.get(userId)
if (doc && doc.tenantId) {
tenantId = doc.tenantId
}
} catch (err) {
// just return the default
}
return tenantId
}
// lookup, could be email or userId, either will return a doc
exports.getTenantUser = async identifier => {
const db = getDB(PLATFORM_INFO_DB)
try {
return await db.get(identifier)
} catch (err) {
return null
}
}
exports.isUserInAppTenant = (appId, user = null) => {
let userTenantId
if (user) {
userTenantId = user.tenantId || DEFAULT_TENANT_ID
} else {
userTenantId = getTenantId()
}
const tenantId = getTenantIDFromAppID(appId) || DEFAULT_TENANT_ID
return tenantId === userTenantId
}
exports.getTenantIds = async () => {
const db = getDB(PLATFORM_INFO_DB)
let tenants
try {
tenants = await db.get(TENANT_DOC)
} catch (err) {
// if theres an error the doc doesn't exist, no tenants exist
return []
}
return (tenants && tenants.tenantIds) || []
}