Server: fix makefriends validation and tests

server/helpers/custom-validators/pods.js

@@ -0,0 +1,21 @@
+'use strict'
+
+const validator = require('express-validator').validator
+
+const miscValidators = require('./misc')
+
+const podsValidators = {
+  isEachUniqueUrlValid: isEachUniqueUrlValid
+}
+
+function isEachUniqueUrlValid (urls) {
+  return miscValidators.isArray(urls) &&
+    urls.length !== 0 &&
+    urls.every(function (url) {
+      return validator.isURL(url) && urls.indexOf(url) === urls.lastIndexOf(url)
+    })
+}
+
+// ---------------------------------------------------------------------------
+
+module.exports = podsValidators