frodovdr
/
node-red
mirror of https://github.com/node-red/node-red.git
1
0
Fork 0
Code Issues Releases Wiki Activity

Merge pull request #522 from motiooon/patch-1 

adding skip to the mongodb input node
Great - looks good - many thanks @motiooon
This commit is contained in:
Dave Conway-Jones 2015-01-09 20:27:09 +00:00
parent 92b393d3df f461b121e1
commit 8822335700
2 changed files with 3 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
nodes/core/storage/66-mongodb.html
View File

@ -197,7 +197,7 @@
<script type="text/x-red" data-help-name="mongodb in">
<p>Calls a MongoDB collection method based on the selected operator.</p>
<p>Find queries a collection using the <b>msg.payload</b> as the query statement as per the .find() function. Optionally, you may also (via a function) set a <b>msg.projection</b> object to constrain the returned fields, a <b>msg.sort</b> object and a <b>msg.limit</b> object.</p>
<p>Find queries a collection using the <b>msg.payload</b> as the query statement as per the .find() function. Optionally, you may also (via a function) set a <b>msg.projection</b> object to constrain the returned fields, a <b>msg.sort</b> object, a <b>msg.limit</b> number and a <b>msg.skip</b> number.</p>
<p>Count returns a count of the number of documents in a collection or matching a query using the <b>msg.payload</b> as the query statement.</p>
<p>Aggregate provides access to the aggregation pipeline using the <b>msg.payload</b> as the pipeline array.</p>
<p>You can either set the collection method in the node config or on <b>msg.collection</b>. Setting it in the node will override <b>msg.collection</b>.</p>

3
nodes/core/storage/66-mongodb.js
View File

@ -184,7 +184,7 @@ module.exports = function(RED) {
if (node.operation === "find") {
msg.projection = msg.projection || {};
var selector = ensureValidSelectorObject(msg.payload);
coll.find(selector,msg.projection).sort(msg.sort).limit(msg.limit).toArray(function(err, items) {
coll.find(selector,msg.projection).sort(msg.sort).limit(msg.limit).skip(msg.skip).toArray(function(err, items) {
if (err) {
node.error(err);
} else {
@ -192,6 +192,7 @@ module.exports = function(RED) {
delete msg.projection;
delete msg.sort;
delete msg.limit;
delete msg.skip;
node.send(msg);
}
});