HOF 817 Increase the payload size

- Body parser incoming request bodies in a middleware by default has a limit set to 100kb which is small for the request body sent over each form service. Every form service has a generic request body size, The aim is to enable each service to pass the required body size from project level .

- Set the limit for both Json and urlencode as a parameter from the project level, the values will be declared the .env file of each project.

- make a modification in the lib/setting.js  and config/hof-default.js file

config/hof-defaults.js

@@ -22,6 +22,8 @@ const defaults = {
   env: process.env.NODE_ENV || 'development',
   gaTagId: process.env.GA_TAG || 'Test-GA-Tag',
   ga4TagId: process.env.GA_4_TAG,
+  urlEncodedLimitSize: process.env.URL_ENCODED_LIMIT_SIZE || '100kb',
+  jsonLimitSize: process.env.JSON_LIMIT_SIZE || '100kb',
   // added to allow support for multiple HOF forms using GTM to customize how they track page views
   gtm: {
     tagId: process.env.GTM_TAG || false,

lib/settings.js

@@ -56,11 +56,11 @@ module.exports = async (app, config) => {
   app.engine(viewEngine, hoganExpressStrict);
 
   app.use(bodyParser.urlencoded({
-    limit: '50mb',
+    limit: config.urlEncodedLimitSize,
     extended: true
   }));
 
-  app.use(bodyParser.json({limit: '50mb'}));
+  app.use(bodyParser.json({limit: config.jsonLimitSize}));
 
   app.use((req, res, next) => {
     res.locals.baseUrl = req.baseUrl;