Initial commit, 90% there

.node-red/node_modules/node-red-contrib-browser-utils/microphone/microphone.js

@@ -0,0 +1,84 @@
+/**
+ * Copyright 2013, 2016 IBM Corp.
+ *
+ * Licensed under the Apache License, Version 2.0 (the 'License');
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an 'AS IS' BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ **/
+
+var bodyParser = require('body-parser')
+
+module.exports = function (RED) {
+  var requestSize = '50mb'
+  var requestType = 'audio/wav'
+
+  const MICSTATUS = {
+      OFF : '1',
+      ON  : '2',
+      CONTEXTERROR : '4'
+  }
+
+  function Node (config) {
+    RED.nodes.createNode(this, config);
+    var node = this;
+
+    RED.httpAdmin.get('/node-red-microphone/status', function (req, res) {
+      var n = RED.nodes.getNode(req.query.id)
+      var status = {};
+      switch(req.query.status) {
+      case MICSTATUS.ON :
+          status = {fill:'red', shape:'dot', text:'recording...'}
+          break;
+      case MICSTATUS.CONTEXTERROR :
+          status = {fill:'red', shape:'dot', text:'error resuming audio context'}
+          break;
+      }
+      if (n) {
+        n.status(status);
+      }
+      res.json({});
+    });
+
+    RED.httpAdmin.post('/node-red-microphone/:id', bodyParser.raw({ type: requestType, limit: requestSize }), function(req,res) {
+
+        var node = RED.nodes.getNode(req.params.id)
+
+        if (node != null) {
+            try {
+                node.receive({payload: req.body})
+                res.sendStatus(200)
+            } catch(err) {
+                node.status({fill:'red', shape:'dot', text:'upload failed'});
+                res.sendStatus(500)
+                node.error(RED._("upload-microphone.failed", { error: err.toString() }))
+            }
+        } else {
+            res.status(404).send("no node found")
+        }
+    })
+
+    this.on('input', function (msg) {
+      if(msg.payload !== '') {
+        node.send(msg)
+      }
+    })
+  }
+  RED.nodes.registerType('microphone', Node)
+
+  RED.httpAdmin.get('/microphone/js/*', function(req, res){
+    var options = {
+        root: __dirname + '/static/',
+        dotfiles: 'deny'
+    };
+
+    res.sendFile(req.params[0], options);
+  });
+};