Implement iam for Personality Insights

Author: chughts

README.md

@@ -8,7 +8,8 @@ Node-RED Watson Nodes for IBM Cloud
 <a href="https://cla-assistant.io/watson-developer-cloud/node-red-node-watson"><img src="https://cla-assistant.io/readme/badge/watson-developer-cloud/node-red-node-watson" alt="CLA assistant" /></a>
 
 ### New in version 0.7.0
-- Assistant, Discovery, Natural Language Understanding, Speech to Text, Text to Speech, Tone Analyzer nodes updated
+- Assistant, Discovery, Natural Language Understanding, Personality Insights,
+Speech to Text, Text to Speech, Tone Analyzer nodes updated
 to allow for use of iam key for authentication.
 - Migrated STT node off deprecated methods.
 - Fix to Tone Analyzer Node to preserve credentials on config reopen.

services/personality_insights/v3.html

@@ -32,6 +32,10 @@
         <label for="node-input-password"><i class="fa fa-key"></i> Password</label>
         <input type="password" id="node-input-password" placeholder="Password">
     </div>
+    <div class="form-row credentials" style="display: none;">
+        <label for="node-input-apikey"><i class="fa fa-key"></i> API Key</label>
+        <input type="password" id="node-input-apikey" placeholder="API Key"></input>
+    </div>
 
     <div class="form-row credentials">
         <label>&nbsp;</label>
@@ -125,7 +129,8 @@
             },
             credentials: {
               username: {type:"text"},
-              password: {type:"password"}
+              password: {type:"password"},
+              apikey: {type: 'password'}
             },
             color: "rgb(0, 150, 200)",
             inputs: 1,

services/personality_insights/v3.js

@@ -25,17 +25,20 @@ module.exports = function (RED) {
     password = null,
     sUsername = null,
     sPassword = null,
+    apikey = null,
+    sApikey = null,
     endpoint = '',
     sEndpoint = 'https://gateway.watsonplatform.net/personality-insights/api',
 
     VALID_INPUT_LANGUAGES = ['ar','en','es','ja'],
     VALID_RESPONSE_LANGUAGES = ['ar','de','en','es','fr','it','ja','ko','pt-br','zh-cn','zh-tw'];
 
-  if (service) {
-    sUsername = service.username;
-    sPassword = service.password;
-    sEndpoint = service.url;
-  }
+    if (service) {
+      sUsername = service.username ? service.username : '';
+      sPassword = service.password ? service.password : '';
+      sApikey = service.apikey ? service.apikey : '';
+      sEndpoint = service.url;
+    }
 
   // This HTTP GET REST request is used by the browser side of the node to
   // determine if credentials are found.
@@ -72,8 +75,9 @@ module.exports = function (RED) {
   function credentialsCheck(node) {
     username = sUsername || node.credentials.username;
     password = sPassword || node.credentials.password;
+    apikey = sApikey || node.credentials.apikey;
 
-    if (!username || !password) {
+    if (!apikey && (!username || !password)) {
       return Promise.reject('Missing Personality Insights service credentials');
     }
     return Promise.resolve();
@@ -123,14 +127,19 @@ module.exports = function (RED) {
     var p = new Promise(function resolver(resolve, reject) {
       var personality_insights = null,
         serviceSettings = {
-          username: username,
-          password: password,
           version_date: '2016-10-20',
           headers: {
             'User-Agent': pkg.name + '-' + pkg.version
           }
         };
 
+      if (apikey) {
+        serviceSettings.iam_apikey = apikey;
+      } else {
+        serviceSettings.username = username;
+        serviceSettings.password = password;
+      }
+
       if (endpoint) {
         serviceSettings.url = endpoint;
       }
@@ -191,7 +200,8 @@ module.exports = function (RED) {
   RED.nodes.registerType('watson-personality-insights-v3',Node,{
     credentials: {
       username: {type:'text'},
-      password: {type:'password'}
+      password: {type:'password'},
+      apikey: {type:'password'}
     }
   });
 };