Initial upload.

couchdb.js

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+/**
+ * Copyright 2015 Neil Kolban.
+ *
+ * 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.
+ **/
+ 
+/**
+ * Implement a CoachDB accessor within a Node-RED environment.
+ * The configuration parameters for the node are:
+ * * serverUrl - The URL to reach the CouchDB server ... eg. http://localhost:5984
+ * * database - The name of the database
+ * * retrievalType - How we should retrieve a document
+ *   * byId
+ *   * ???
+ * This module makes extensive use of the project called "dscape/nano"
+ * found on Github at:
+ * 
+ * https://github.com/dscape/nano
+ * 
+ * 
+ */
+module.exports = function(RED) {
+  function CouchDBNode(config) {
+    console.log("CouchDBNode: config: " + JSON.stringify(config));
+    var thisNode = this;
+    var nano = require("nano")(config.serverUrl);
+    var db = nano.use(config.database);
+    this.on('input', function(msg) {
+      // Process the request here
+      db.get(msg.payload, function(err, body) {
+        console.log("We got a document: " + body);
+        if (!err) {
+          msg.payload = body;
+          thisNode.send(msg);
+        }
+      });
+      console.log("Process message: " + JSON.stringify(msg));
+    });
+    RED.nodes.createNode(thisNode, config);
+  } // End of couchDBNode definition
+  
+  RED.nodes.registerType("couchdb", CouchDBNode);
+}
+// End of file