Added ability to use Cloudant views

77-cloudant-cf.html

@@ -115,14 +115,15 @@
         <select id="node-input-search" style="width:68%;">
             <option value="_id_">_id</option>
             <option value="_idx_">search index</option>
+            <option value="_view_">view</option>
             <option value="_all_">all documents</option>
         </select>
     </div>
     <div id="node-search-index-form" class="form-row">
         <label>&nbsp;</label>
         <input type="text" id="node-input-design" style="width:30%" placeholder="design document">
         /
-        <input type="text" id="node-input-index" style="width:30%" placeholder="index name">
+        <input type="text" id="node-input-index" style="width:30%" placeholder="index/view name">
     </div>
     <div class="form-row">
         <label for="node-input-name"><i class="fa fa-tag"></i> Name</label>
@@ -214,7 +215,7 @@
         searchBySelect.change(function() {
             var searchBy = searchBySelect.val();
 
-            if (searchBy === "_idx_") {
+            if (searchBy === "_idx_" || searchBy === "_view_") {
                 node._def.defaults.design.required = true;
                 node._def.defaults.index.required  = true;
                 searchForm.show();

77-cloudant-cf.js

@@ -99,8 +99,8 @@ module.exports = function(RED) {
             }
 
             node.on("input", function(msg) {
-                if (err) { 
-                    return node.error(err.description, err); 
+                if (err) {
+                    return node.error(err.description, err);
                 }
 
                 delete msg._msgid;
@@ -271,6 +271,11 @@ module.exports = function(RED) {
                         sendDocumentOnPayload(err, body, msg);
                     });
                 }
+                else if (node.search === "_view_") {
+                    db.view(node.design, node.index, options, function(err, body) {
+                        sendDocumentOnPayload(err, body, msg);
+                    });
+                }
                 else if (node.search === "_all_") {
                     options.include_docs = options.include_docs || true;
 
@@ -313,9 +318,14 @@ module.exports = function(RED) {
                 if ("rows" in body) {
                     msg.payload = body.rows.
                         map(function(el) {
-                            if (el.doc._id.indexOf("_design/") < 0) {
-                                return el.doc;
+                            if (el.doc) {
+                              if (el.doc._id.indexOf("_design/") < 0) {
+                                  return el.doc;
+                              }
+                            } else {
+                              return el;
                             }
+
                         }).
                         filter(function(el) {
                             return el !== null && el !== undefined;

README.md

@@ -23,15 +23,21 @@ in JSON format, it will be transformed before being stored.
 For **update** and **delete**, you must pass the `_id` and the `_rev`as part
 of the input `msg` object.
 
-To **search** for a document you have two options: get a document directly by
-its `_id` or use an existing [search index](https://cloudant.com/for-developers/search/)
-from the database. For both cases, the query should be passed in the
-`msg.payload` input object as a string.
+To **search** for a document you have three options:
+* get a document directly by its `_id`
+* use an existing [search index](https://cloudant.com/for-developers/search/)
+from the database
+* use an existing [view](https://console.bluemix.net/docs/services/Cloudant/api/using_views.html#using-views)
 
 When getting documents by id, the `payload` will be the desired `_id` value.
+
 For `search indexes`, the query should follow the format `indexName:value`.
 
+For `views`, `payload` should be set be set to an object containing key/value pairs
+as defined in the Query string section in the [Cloudant documentation](https://console.bluemix.net/docs/services/Cloudant/api/using_views.html#using-views)
+
 Authors
 -------
 * Luiz Gustavo Ferraz Aoqui - [[email protected]](mailto:[email protected])
 * Túlio Pascoal
+* Adam Hammond

package.json

@@ -1,6 +1,6 @@
 {
   "name": "node-red-node-cf-cloudant",
-  "version": "0.2.17",
+  "version": "0.3.1",
   "description": "A Node-RED node to access Cloudant and couchdb databases",
   "dependencies": {
     "cfenv": "1.0.0",
@@ -32,6 +32,9 @@
     },
     {
       "name": "Igor Leão"
+    },
+    {
+      "name": "Adam Hammond"
     }
   ],
   "maintainers": [