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move MongoDB delete function to output node as it's logically the end of a flow.
This commit is contained in:
Dave C-J
parent
021b4cd610
commit
f23762ef9a
@ -25,6 +25,10 @@
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<label for="node-config-input-db"><i class="icon-briefcase"></i> Database</label>
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<input type="text" id="node-config-input-db" placeholder="test">
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</div>
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<div class="form-row">
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<label for="node-config-input-name"><i class="icon-tag"></i> Name</label>
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<input type="text" id="node-config-input-name" placeholder="Name">
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</div>
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</script>
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<script type="text/javascript">
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@ -35,9 +39,10 @@
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hostname: { value:"127.0.0.1",required:true},
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port: { value: 27017,required:true},
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db: { value:"",required:true},
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name: { value:"" }
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},
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label: function() {
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return this.hostname+":"+this.port+"//"+this.db;
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return this.name||this.hostname+":"+this.port+"//"+this.db;
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}
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});
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</script>
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@ -53,6 +58,13 @@
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<input type="text" id="node-input-collection" placeholder="collection">
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</div>
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<div class="form-row">
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<label for="node-input-operation"><i class="icon-wrench"></i> Operation</label>
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<select type="text" id="node-input-operation" style="display: inline-block; vertical-align: top;">
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<option value=store>Store</option>
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<option value=delete>Delete</option>
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</select>
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</div>
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<div class="form-row node-input-payonly">
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<label> </label>
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<input type="checkbox" id="node-input-payonly" placeholder="Only" style="display: inline-block; width: auto; vertical-align: top;">
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<label for="node-input-payonly" style="width: 70%;">Only store msg.payload object ?</label>
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@ -61,6 +73,13 @@
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<label for="node-input-name"><i class="icon-tag"></i> Name</label>
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<input type="text" id="node-input-name" placeholder="Name">
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</div>
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<script>
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$("#node-input-operation").change(function() {
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var id = $("#node-input-operation option:selected").val();
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if (id == "delete") $(".node-input-payonly").hide();
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else $(".node-input-payonly").show();
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});
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</script>
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</script>
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<script type="text/x-red" data-help-name="mongodb out">
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@ -69,6 +88,8 @@
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<p>If this is NOT the desired behaviour - ie you want repeated entries to overwrite, then you must set the <b>msg._id</b> property to be a constant by the use of a previous function node.</p>
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<p>This could be a unique constant or you could create one based on some other msg property.</p>
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<p>Currently we do not limit or cap the collection size at all... this may well change.</p>
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<p>You can also choose to <b>remove</b> items. To do so the <b>msg.payload</b> <i>MUST</i> contain an object that will select the items(s) to remove.
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A blank object will delete <i>all of the objects</i> in the collection. You have been warned...</p>
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</script>
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<script type="text/javascript">
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@ -79,7 +100,8 @@
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mongodb: { type:"mongodb",required:true},
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name: {value:""},
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collection: {value:"",required:true},
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payonly: {value:false}
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payonly: {value:false},
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operation: {value:"store"}
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},
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inputs:1,
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outputs:0,
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@ -87,7 +109,7 @@
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align: "right",
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label: function() {
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var mongoNode = RED.nodes.node(this.mongodb);
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return this.name||this.collection||(mongoNode?mongoNode.label():"mongodb");
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return this.name||(mongoNode?mongoNode.label()+"//"+this.collection:"mongodb");
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},
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labelStyle: function() {
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return this.name?"node_label_italic":"";
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@ -105,13 +127,6 @@
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<label for="node-input-collection"><i class="icon-briefcase"></i> Collection</label>
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<input type="text" id="node-input-collection" placeholder="collection">
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</div>
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<div class="form-row">
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<label for="node-input-operation"><i class="icon-wrench"></i> Operation</label>
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<select type="text" id="node-input-operation" style="display: inline-block; width: auto; vertical-align: top;">
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<option value=query>Query</option>
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<option value=delete>Delete</option>
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</select>
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</div>
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<div class="form-row">
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<label for="node-input-name"><i class="icon-tag"></i> Name</label>
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<input type="text" id="node-input-name" placeholder="Name">
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@ -122,8 +137,6 @@
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<p>Queries a MongoDB collection by using the <b>msg.payload</b> to be a MongoDB query statement as per the .find() function.</p>
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<p>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>
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<p>All are optional - see the <a href="http://docs.mongodb.org/manual/reference/method/db.collection.find/" target="new"><i>MongoDB find docs</i></a> for examples.</p>
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<p>You can also choose to <b>remove</b> items. To do so the <b>msg.payload</b> <i>MUST</i> contain an object that will select the items(s) to remove.
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A blank object will delete <i>all of the objects</i> in the collection. You have been warned...</p>
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</script>
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<script type="text/javascript">
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@ -133,8 +146,7 @@
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defaults: {
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mongodb: { type:"mongodb",required:true},
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name: {value:""},
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collection: {value:"",required:true},
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operation: {value:"query"}
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collection: {value:"",required:true}
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},
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inputs:1,
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outputs:1,
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@ -22,6 +22,7 @@ function MongoNode(n) {
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this.hostname = n.hostname;
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this.port = n.port;
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this.db = n.db;
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this.name = n.name;
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}
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RED.nodes.registerType("mongodb",MongoNode);
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@ -31,6 +32,7 @@ function MongoOutNode(n) {
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this.collection = n.collection;
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this.mongodb = n.mongodb;
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this.payonly = n.payonly || false;
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this.operation = n.operation;
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this.mongoConfig = RED.nodes.getNode(this.mongodb);
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if (this.mongoConfig) {
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@ -43,9 +45,15 @@ function MongoOutNode(n) {
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if (err) { node.error(err); }
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else {
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node.on("input",function(msg) {
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if (node.operation == "store") {
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delete msg._topic;
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if (node.payonly) coll.save(msg.payload,function(err,item){ if (err){node.error(err);} });
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else coll.save(msg,function(err,item){if (err){node.error(err);}});
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}
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if (node.operation == "delete") {
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console.log(msg.payload);
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coll.remove(msg.payload, {w:1}, function(err, items){ if (err) node.error(err); });
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}
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});
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}
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});
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@ -67,7 +75,6 @@ MongoOutNode.prototype.close = function() {
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function MongoInNode(n) {
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RED.nodes.createNode(this,n);
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this.collection = n.collection;
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this.operation = n.operation;
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this.mongodb = n.mongodb;
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this.mongoConfig = RED.nodes.getNode(this.mongodb);
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@ -81,7 +88,6 @@ function MongoInNode(n) {
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if (err) { node.error(err); }
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else {
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node.on("input",function(msg) {
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if (node.operation == "query") {
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msg.projection = msg.projection || {};
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coll.find(msg.payload,msg.projection).sort(msg.sort).limit(msg.limit).toArray(function(err, items) {
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if (err) { node.error(err); }
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@ -91,15 +97,6 @@ function MongoInNode(n) {
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delete msg.limit;
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node.send(msg);
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});
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}
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if (node.operation == "delete") {
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console.log(msg.payload);
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coll.remove(msg.payload, {w:1}, function(err, items) {
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if (err) node.error(err);
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msg.payload = items;
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node.send(msg);
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});
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}
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});
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}
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});
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