3 files changed, 33 insertions, 4 deletions

diff --git a/server/helpers/core-utils.ts b/server/helpers/core-utils.ts
index 84e33c0e9..3fb824e36 100644
--- a/server/helpers/core-utils.ts
+++ b/server/helpers/core-utils.ts
@@ -11,6 +11,25 @@ import * as pem from 'pem'
 import { URL } from 'url'
 import { truncate } from 'lodash'
 import { exec } from 'child_process'
+import { isArray } from './custom-validators/misc'
+
+const objectConverter = (oldObject: any, keyConverter: (e: string) => string, valueConverter: (e: any) => any) => {
+  if (!oldObject || typeof oldObject !== 'object') {
+    return valueConverter(oldObject)
+  }
+
+  if (isArray(oldObject)) {
+    return oldObject.map(e => objectConverter(e, keyConverter, valueConverter))
+  }
+
+  const newObject = {}
+  Object.keys(oldObject).forEach(oldKey => {
+    const newKey = keyConverter(oldKey)
+    newObject[ newKey ] = objectConverter(oldObject[ oldKey ], keyConverter, valueConverter)
+  })
+
+  return newObject
+}
 
 const timeTable = {
   ms:           1,
@@ -235,6 +254,7 @@ export {
   isTestInstance,
   isProdInstance,
 
+  objectConverter,
   root,
   escapeHTML,
   pageToStartAndCount,
diff --git a/server/helpers/custom-validators/servers.ts b/server/helpers/custom-validators/servers.ts
index d5021bf38..18c80ec8f 100644
--- a/server/helpers/custom-validators/servers.ts
+++ b/server/helpers/custom-validators/servers.ts
@@ -3,6 +3,7 @@ import 'express-validator'
 
 import { isArray, exists } from './misc'
 import { isTestInstance } from '../core-utils'
+import { CONSTRAINTS_FIELDS } from '../../initializers'
 
 function isHostValid (host: string) {
   const isURLOptions = {
@@ -26,9 +27,19 @@ function isEachUniqueHostValid (hosts: string[]) {
     })
 }
 
+function isValidContactBody (value: any) {
+  return exists(value) && validator.isLength(value, CONSTRAINTS_FIELDS.CONTACT_FORM.BODY)
+}
+
+function isValidContactFromName (value: any) {
+  return exists(value) && validator.isLength(value, CONSTRAINTS_FIELDS.CONTACT_FORM.FROM_NAME)
+}
+
 // ---------------------------------------------------------------------------
 
 export {
+  isValidContactBody,
+  isValidContactFromName,
   isEachUniqueHostValid,
   isHostValid
 }
diff --git a/server/helpers/utils.ts b/server/helpers/utils.ts
index 9b89e3e61..3c3406e38 100644
--- a/server/helpers/utils.ts
+++ b/server/helpers/utils.ts
@@ -7,6 +7,7 @@ import { join } from 'path'
 import { Instance as ParseTorrent } from 'parse-torrent'
 import { remove } from 'fs-extra'
 import * as memoizee from 'memoizee'
+import { isArray } from './custom-validators/misc'
 
 function deleteFileAsync (path: string) {
   remove(path)
@@ -19,10 +20,7 @@ async function generateRandomString (size: number) {
   return raw.toString('hex')
 }
 
-interface FormattableToJSON {
-  toFormattedJSON (args?: any)
-}
-
+interface FormattableToJSON { toFormattedJSON (args?: any) }
 function getFormattedObjects<U, T extends FormattableToJSON> (objects: T[], objectsTotal: number, formattedArg?: any) {
   const formattedObjects: U[] = []