mirror of https://github.com/Budibase/budibase.git
mike12345567
6 years ago
14 changed files with 382 additions and 7 deletions
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const CouchDB = require("../../db") |
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const { generateWebhookID, getWebhookParams } = require("../../db/utils") |
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const toJsonSchema = require("to-json-schema") |
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const validate = require("jsonschema").validate |
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const triggers = require("../../automations/triggers") |
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const AUTOMATION_DESCRIPTION = "Generated from Webhook Schema" |
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function Webhook(name, type, target) { |
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this.live = true |
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this.name = name |
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this.action = { |
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type, |
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target, |
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} |
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} |
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exports.Webhook = Webhook |
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exports.WebhookType = { |
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AUTOMATION: "automation", |
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} |
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exports.fetch = async ctx => { |
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const db = new CouchDB(ctx.user.instanceId) |
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const response = await db.allDocs( |
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getWebhookParams(null, { |
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include_docs: true, |
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}) |
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) |
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ctx.body = response.rows.map(row => row.doc) |
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} |
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exports.save = async ctx => { |
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const db = new CouchDB(ctx.user.instanceId) |
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const webhook = ctx.request.body |
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webhook.appId = ctx.user.appId |
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// check that the webhook exists
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if (webhook._id) { |
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await db.get(webhook._id) |
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} else { |
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webhook._id = generateWebhookID() |
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} |
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const response = await db.put(webhook) |
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ctx.body = { |
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message: "Webhook created successfully", |
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webhook: { |
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...webhook, |
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...response, |
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}, |
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} |
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} |
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exports.destroy = async ctx => { |
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const db = new CouchDB(ctx.user.instanceId) |
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ctx.body = await db.remove(ctx.params.id, ctx.params.rev) |
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} |
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exports.buildSchema = async ctx => { |
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const db = new CouchDB(ctx.params.instance) |
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const webhook = await db.get(ctx.params.id) |
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webhook.bodySchema = toJsonSchema(ctx.request.body) |
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// update the automation outputs
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if (webhook.action.type === exports.WebhookType.AUTOMATION) { |
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let automation = await db.get(webhook.action.target) |
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const autoOutputs = automation.definition.trigger.schema.outputs |
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let properties = webhook.bodySchema.properties |
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for (let prop of Object.keys(properties)) { |
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autoOutputs.properties[prop] = { |
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type: properties[prop].type, |
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description: AUTOMATION_DESCRIPTION, |
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} |
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} |
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await db.put(automation) |
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} |
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ctx.body = await db.put(webhook) |
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} |
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exports.trigger = async ctx => { |
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const db = new CouchDB(ctx.params.instance) |
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const webhook = await db.get(ctx.params.id) |
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// validate against the schema
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if (!webhook.bodySchema) { |
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ctx.throw(400, "Webhook has not been fully configured, no schema created") |
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} |
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validate(ctx.request.body, webhook.bodySchema) |
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const target = await db.get(webhook.action.target) |
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if (webhook.action.type === exports.WebhookType.AUTOMATION) { |
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await triggers.externalTrigger(target, ctx.request.body) |
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} |
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ctx.status = 200 |
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ctx.body = "Webhook trigger fired successfully" |
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} |
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@ -0,0 +1,45 @@ |
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const Router = require("@koa/router") |
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const controller = require("../controllers/webhook") |
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const authorized = require("../../middleware/authorized") |
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const joiValidator = require("../../middleware/joi-validator") |
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const { BUILDER, EXECUTE_WEBHOOK } = require("../../utilities/accessLevels") |
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const Joi = require("joi") |
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const router = Router() |
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function generateSaveValidator() { |
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// prettier-ignore
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return joiValidator.body(Joi.object({ |
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live: Joi.bool(), |
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_id: Joi.string().optional(), |
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_rev: Joi.string().optional(), |
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name: Joi.string().required(), |
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bodySchema: Joi.object().optional(), |
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action: Joi.object({ |
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type: Joi.string().required().valid(controller.WebhookType.AUTOMATION), |
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target: Joi.string().required(), |
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}).required(), |
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}).unknown(true)) |
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} |
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router |
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.get("/api/webhooks", authorized(BUILDER), controller.fetch) |
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.put( |
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"/api/webhooks", |
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authorized(BUILDER), |
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generateSaveValidator(), |
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controller.save |
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) |
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.delete("/api/webhooks/:id/:rev", authorized(BUILDER), controller.destroy) |
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.post( |
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"/api/webhooks/schema/:instance/:id", |
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authorized(BUILDER), |
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controller.buildSchema |
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) |
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.post( |
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"/api/webhooks/trigger/:instance/:id", |
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authorized(EXECUTE_WEBHOOK), |
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controller.trigger |
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) |
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module.exports = router |
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