Proxy for making autocomplete calls (#53)

* Proxy for making autocomplete calls

* missing semi-colon

Author: glynnbird

app.js

@@ -13,7 +13,8 @@ var express = require('express'),
     isloggedin = require('./lib/isloggedin.js'),
     sssenv = require('./lib/sssenv.js'),
     inference = require('./lib/inference.js'),
-    autocomplete = require('./lib/autocomplete.js');
+    autocomplete = require('./lib/autocomplete.js'),
+    request = require('request');
 
 // socket.io and express config
 var http = require('http').Server(app);
@@ -447,6 +448,32 @@ app.post('/service/disable/metrics', isloggedin.auth, function(req, res) {
 
 });
 
+// Get autocomplete from SAS
+app.get('/do/autocomplete/:key', isloggedin.auth, function(req, res) {
+
+  if (app.locals.autocomplete && app.locals.autocomplete.enabled) {
+
+    var url = `${app.locals.autocomplete.host}/api/sss_${req.params.key}?term=${req.query.term}`;
+
+    request(url, function(e, r, b) {
+
+      var terms = [];
+      try {
+        terms = JSON.parse(b);
+      } catch (e) {}
+
+      return res.send(terms);
+
+    });
+
+  }
+
+  else {
+    return res.status(404).send([]);
+  }  
+
+});
+
 // start server on the specified port and binding host
 http.listen(appEnv.port, "0.0.0.0", function() {
 

views/templates/add.html

@@ -61,15 +61,10 @@ <h1 class="type_heading"><mark class="type_mark">Add row</mark></h1>
                   var autocomplete = $(e).attr("data-autocomplete");
                   if (autocomplete) {
 
-                    var host = _config.autocomplete.host;
-                    if (_config.autocomplete.username && _config.autocomplete.password) {
-                      var bits = _config.autocomplete.host.split("//");
-                      host = bits[0] + "//" + _config.autocomplete.username + ":" + _config.autocomplete.password + "@" + bits[1];
-                    }
-
                     $(e).autocomplete({
-                      source: host + "/api/sss_" + encodeURIComponent(autocomplete)
+                      source: "/do/autocomplete/" + encodeURIComponent(autocomplete)
                     });
+                    
                   }
 
                 });

views/templates/edit.html

@@ -68,14 +68,8 @@ <h1 class="type_heading"><mark class="type_mark">Edit Row</mark></h1>
                   var autocomplete = $(e).attr("data-autocomplete");
                   if (autocomplete) {
 
-                    var host = _config.autocomplete.host;
-                    if (_config.autocomplete.username && _config.autocomplete.password) {
-                      var bits = _config.autocomplete.host.split("//");
-                      host = bits[0] + "//" + _config.autocomplete.username + ":" + _config.autocomplete.password + "@" + bits[1];
-                    }
-
                     $(e).autocomplete({
-                      source: host + "/api/sss_" + encodeURIComponent(autocomplete)
+                      source: "/do/autocomplete/" + encodeURIComponent(autocomplete)
                     });
                   }