mirror of
https://github.com/node-red/node-red.git
synced 2025-03-01 10:36:34 +00:00
let split node specify property to split on
and let join auto join the correct property or manually the specified one.
This commit is contained in:
Dave Conway-Jones
parent
eb940d6d57
commit
9fd929ac1e
@ -15,7 +15,11 @@
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-->
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<script type="text/html" data-template-name="split">
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<div class="form-row"><span data-i18n="[html]split.intro"></span></div>
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<!-- <div class="form-row"><span data-i18n="[html]split.intro"></span></div> -->
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<div class="form-row">
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<label for="node-input-property"><i class="fa fa-forward"></i> <span data-i18n="split.split"></span></label>
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<input type="text" id="node-input-property" style="width:70%;"/>
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</div>
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<div class="form-row"><span data-i18n="[html]split.strBuff"></span></div>
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<div class="form-row">
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<label for="node-input-splt" style="padding-left:10px; margin-right:-10px;" data-i18n="split.splitUsing"></label>
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@ -39,10 +43,9 @@
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<label for="node-input-addname-cb" style="width:auto;" data-i18n="split.addname"></label>
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<input type="text" id="node-input-addname" style="width:70%">
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</div>
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<hr/>
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<div class="form-row">
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<label for="node-input-name"><i class="fa fa-tag"></i> <span data-i18n="common.label.name"></span></label>
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<input type="text" id="node-input-name" data-i18n="[placeholder]common.label.name">
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<label for="node-input-name"><i class="fa fa-tag"></i> <span data-i18n="node-red:common.label.name"></span></label>
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<input type="text" id="node-input-name" data-i18n="[placeholder]node-red:common.label.name">
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</div>
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</script>
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@ -57,7 +60,8 @@
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arraySplt: {value:1},
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arraySpltType: {value:"len"},
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stream: {value:false},
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addname: {value:""}
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addname: {value:""},
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property: {value:"payload",required:true}
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},
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inputs:1,
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outputs:1,
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@ -69,6 +73,10 @@
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return this.name?"node_label_italic":"";
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},
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oneditprepare: function() {
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if (this.property === undefined) {
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$("#node-input-property").val("payload");
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}
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$("#node-input-property").typedInput({default:'msg',types:['msg']});
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$("#node-input-splt").typedInput({
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default: 'str',
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typeField: $("#node-input-spltType"),
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@ -19,13 +19,13 @@ module.exports = function(RED) {
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function sendArray(node,msg,array,send) {
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for (var i = 0; i < array.length-1; i++) {
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msg.payload = array[i];
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RED.util.setMessageProperty(msg,node.property,array[i]);
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msg.parts.index = node.c++;
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if (node.stream !== true) { msg.parts.count = array.length; }
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send(RED.util.cloneMessage(msg));
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}
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if (node.stream !== true) {
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msg.payload = array[i];
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RED.util.setMessageProperty(msg,node.property,array[i]);
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msg.parts.index = node.c++;
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msg.parts.count = array.length;
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send(RED.util.cloneMessage(msg));
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@ -40,10 +40,12 @@ module.exports = function(RED) {
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node.stream = n.stream;
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node.spltType = n.spltType || "str";
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node.addname = n.addname || "";
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node.property = n.property||"payload";
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try {
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if (node.spltType === "str") {
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this.splt = (n.splt || "\\n").replace(/\\n/g,"\n").replace(/\\r/g,"\r").replace(/\\t/g,"\t").replace(/\\e/g,"\e").replace(/\\f/g,"\f").replace(/\\0/g,"\0");
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} else if (node.spltType === "bin") {
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}
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else if (node.spltType === "bin") {
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var spltArray = JSON.parse(n.splt);
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if (Array.isArray(spltArray)) {
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this.splt = Buffer.from(spltArray);
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@ -51,7 +53,8 @@ module.exports = function(RED) {
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throw new Error("not an array");
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}
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this.spltBuffer = spltArray;
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} else if (node.spltType === "len") {
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}
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else if (node.spltType === "len") {
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this.splt = parseInt(n.splt);
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if (isNaN(this.splt) || this.splt < 1) {
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throw new Error("invalid split length: "+n.splt);
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@ -69,18 +72,23 @@ module.exports = function(RED) {
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node.buffer = Buffer.from([]);
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node.pendingDones = [];
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this.on("input", function(msg, send, done) {
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if (msg.hasOwnProperty("payload")) {
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var value = RED.util.getMessageProperty(msg,node.property);
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if (value !== undefined) {
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RED.util.setMessageProperty(msg,node.property,undefined);
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if (msg.hasOwnProperty("parts")) { msg.parts = { parts:msg.parts }; } // push existing parts to a stack
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else { msg.parts = {}; }
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msg.parts.id = RED.util.generateId(); // generate a random id
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if (node.property !== "payload") {
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msg.parts.property = node.property;
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}
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delete msg._msgid;
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if (typeof msg.payload === "string") { // Split String into array
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msg.payload = (node.remainder || "") + msg.payload;
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if (typeof value === "string") { // Split String into array
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value = (node.remainder || "") + value;
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msg.parts.type = "string";
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if (node.spltType === "len") {
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msg.parts.ch = "";
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msg.parts.len = node.splt;
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var count = msg.payload.length/node.splt;
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var count = value.length/node.splt;
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if (Math.floor(count) !== count) {
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count = Math.ceil(count);
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}
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@ -89,9 +97,9 @@ module.exports = function(RED) {
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node.c = 0;
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}
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var pos = 0;
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var data = msg.payload;
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var data = value;
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for (var i=0; i<count-1; i++) {
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msg.payload = data.substring(pos,pos+node.splt);
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RED.util.setMessageProperty(msg,node.property,data.substring(pos,pos+node.splt));
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msg.parts.index = node.c++;
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pos += node.splt;
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send(RED.util.cloneMessage(msg));
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@ -102,7 +110,7 @@ module.exports = function(RED) {
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}
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node.remainder = data.substring(pos);
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if ((node.stream !== true) || (node.remainder.length === node.splt)) {
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msg.payload = node.remainder;
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RED.util.setMessageProperty(msg,node.property,node.remainder);
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msg.parts.index = node.c++;
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send(RED.util.cloneMessage(msg));
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node.pendingDones.forEach(d => d());
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@ -119,47 +127,48 @@ module.exports = function(RED) {
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if (!node.spltBufferString) {
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node.spltBufferString = node.splt.toString();
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}
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a = msg.payload.split(node.spltBufferString);
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a = value.split(node.spltBufferString);
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msg.parts.ch = node.spltBuffer; // pass the split char to other end for rejoin
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} else if (node.spltType === "str") {
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a = msg.payload.split(node.splt);
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a = value.split(node.splt);
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msg.parts.ch = node.splt; // pass the split char to other end for rejoin
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}
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sendArray(node,msg,a,send);
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done();
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}
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}
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else if (Array.isArray(msg.payload)) { // then split array into messages
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else if (Array.isArray(value)) { // then split array into messages
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msg.parts.type = "array";
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var count = msg.payload.length/node.arraySplt;
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var count = value.length/node.arraySplt;
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if (Math.floor(count) !== count) {
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count = Math.ceil(count);
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}
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msg.parts.count = count;
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var pos = 0;
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var data = msg.payload;
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var data = value;
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msg.parts.len = node.arraySplt;
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for (var i=0; i<count; i++) {
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msg.payload = data.slice(pos,pos+node.arraySplt);
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var m = data.slice(pos,pos+node.arraySplt);
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if (node.arraySplt === 1) {
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msg.payload = msg.payload[0];
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m = m[0];
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}
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RED.util.setMessageProperty(msg,node.property,m);
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msg.parts.index = i;
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pos += node.arraySplt;
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send(RED.util.cloneMessage(msg));
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}
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done();
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}
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else if ((typeof msg.payload === "object") && !Buffer.isBuffer(msg.payload)) {
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else if ((typeof value === "object") && !Buffer.isBuffer(value)) {
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var j = 0;
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var l = Object.keys(msg.payload).length;
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var pay = msg.payload;
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var l = Object.keys(value).length;
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var pay = value;
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msg.parts.type = "object";
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for (var p in pay) {
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if (pay.hasOwnProperty(p)) {
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msg.payload = pay[p];
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RED.util.setMessageProperty(msg,node.property,pay[p]);
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if (node.addname !== "") {
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msg[node.addname] = p;
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RED.util.setMessageProperty(msg,node.addname,p);
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}
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msg.parts.key = p;
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msg.parts.index = j;
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@ -170,9 +179,9 @@ module.exports = function(RED) {
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}
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done();
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}
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else if (Buffer.isBuffer(msg.payload)) {
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var len = node.buffer.length + msg.payload.length;
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var buff = Buffer.concat([node.buffer, msg.payload], len);
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else if (Buffer.isBuffer(value)) {
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var len = node.buffer.length + value.length;
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var buff = Buffer.concat([node.buffer, value], len);
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msg.parts.type = "buffer";
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if (node.spltType === "len") {
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var count = buff.length/node.splt;
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@ -186,7 +195,7 @@ module.exports = function(RED) {
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var pos = 0;
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msg.parts.len = node.splt;
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for (var i=0; i<count-1; i++) {
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msg.payload = buff.slice(pos,pos+node.splt);
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RED.util.setMessageProperty(msg,node.property,buff.slice(pos,pos+node.splt));
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msg.parts.index = node.c++;
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pos += node.splt;
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send(RED.util.cloneMessage(msg));
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@ -197,7 +206,7 @@ module.exports = function(RED) {
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}
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node.buffer = buff.slice(pos);
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if ((node.stream !== true) || (node.buffer.length === node.splt)) {
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msg.payload = node.buffer;
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RED.util.setMessageProperty(msg,node.property,node.buffer);
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msg.parts.index = node.c++;
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send(RED.util.cloneMessage(msg));
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node.pendingDones.forEach(d => d());
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@ -230,7 +239,7 @@ module.exports = function(RED) {
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var i = 0, p = 0;
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pos = buff.indexOf(node.splt);
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while (pos > -1) {
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msg.payload = buff.slice(p,pos);
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RED.util.setMessageProperty(msg,node.property,buff.slice(p,pos));
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msg.parts.index = node.c++;
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send(RED.util.cloneMessage(msg));
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i++;
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@ -242,7 +251,7 @@ module.exports = function(RED) {
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node.pendingDones = [];
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}
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if ((node.stream !== true) && (p < buff.length)) {
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msg.payload = buff.slice(p,buff.length);
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RED.util.setMessageProperty(msg,node.property,buff.slice(p,buff.length));
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msg.parts.index = node.c++;
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msg.parts.count = node.c++;
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send(RED.util.cloneMessage(msg));
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@ -298,7 +307,6 @@ module.exports = function(RED) {
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return exp
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}
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function reduceMessageGroup(node,msgInfos,exp,fixup,count,accumulator,done) {
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var msgInfo = msgInfos.shift();
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exp.assign("I", msgInfo.msg.parts.index);
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@ -515,13 +523,13 @@ module.exports = function(RED) {
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if (typeof group.joinChar !== 'string') {
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groupJoinChar = group.joinChar.toString();
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}
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RED.util.setMessageProperty(group.msg,node.property,group.payload.join(groupJoinChar));
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RED.util.setMessageProperty(group.msg,group?.prop||"payload",group.payload.join(groupJoinChar));
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}
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else {
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if (node.propertyType === 'full') {
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group.msg = RED.util.cloneMessage(group.msg);
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}
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RED.util.setMessageProperty(group.msg,node.property,group.payload);
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RED.util.setMessageProperty(group.msg,group?.prop||"payload",group.payload);
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}
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if (group.msg.hasOwnProperty('parts') && group.msg.parts.hasOwnProperty('parts')) {
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group.msg.parts = group.msg.parts.parts;
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@ -589,7 +597,7 @@ module.exports = function(RED) {
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}
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if (node.mode === 'auto' && (!msg.hasOwnProperty("parts")||!msg.parts.hasOwnProperty("id"))) {
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// if a blank reset messag erest it all.
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// if a blank reset message reset it all.
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if (msg.hasOwnProperty("reset")) {
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if (inflight && inflight.hasOwnProperty("partId") && inflight[partId].timeout) {
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clearTimeout(inflight[partId].timeout);
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@ -618,6 +626,7 @@ module.exports = function(RED) {
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propertyKey = msg.parts.key;
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arrayLen = msg.parts.len;
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propertyIndex = msg.parts.index;
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property = RED.util.getMessageProperty(msg,msg.parts.property||"payload");
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}
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else if (node.mode === 'reduce') {
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return processReduceMessageQueue({msg, send, done});
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@ -719,6 +728,8 @@ module.exports = function(RED) {
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completeSend(partId)
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}, node.timer)
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}
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if (node.mode === "auto") { inflight[partId].prop = msg.parts.property; }
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else { inflight[partId].prop = node.property; }
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}
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inflight[partId].dones.push(done);
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@ -1001,7 +1001,7 @@
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"tip": "Tip: The filename should be an absolute path, otherwise it will be relative to the working directory of the Node-RED process."
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},
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"split": {
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"split": "split",
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"split": "Split",
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"intro": "Split <code>msg.payload</code> based on type:",
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"object": "<b>Object</b>",
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"objectSend": "Send a message for each key/value pair",
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@ -66,6 +66,27 @@ describe('SPLIT node', function() {
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});
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});
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it('should split an array on a sub-property into multiple messages', function(done) {
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var flow = [{id:"sn1", type:"split", property:"foo", wires:[["sn2"]]},
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{id:"sn2", type:"helper"}];
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helper.load(splitNode, flow, function() {
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var sn1 = helper.getNode("sn1");
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var sn2 = helper.getNode("sn2");
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sn2.on("input", function(msg) {
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msg.should.have.property("parts");
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msg.parts.should.have.property("count",4);
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msg.parts.should.have.property("type","array");
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msg.parts.should.have.property("index");
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msg.parts.should.have.property("property","foo");
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if (msg.parts.index === 0) { msg.foo.should.equal(1); }
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if (msg.parts.index === 1) { msg.foo.should.equal(2); }
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if (msg.parts.index === 2) { msg.foo.should.equal(3); }
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if (msg.parts.index === 3) { msg.foo.should.equal(4); done(); }
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});
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sn1.receive({foo:[1,2,3,4]});
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});
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});
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it('should split an array into multiple messages of a specified size', function(done) {
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var flow = [{id:"sn1", type:"split", wires:[["sn2"]], arraySplt:3, arraySpltType:"len"},
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{id:"sn2", type:"helper"}];
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@ -108,6 +129,31 @@ describe('SPLIT node', function() {
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});
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});
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it('should split an object sub property into pieces', function(done) {
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var flow = [{id:"sn1", type:"split", property:"foo.bar",wires:[["sn2"]]},
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{id:"sn2", type:"helper"}];
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helper.load(splitNode, flow, function() {
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var sn1 = helper.getNode("sn1");
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var sn2 = helper.getNode("sn2");
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var count = 0;
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sn2.on("input", function(msg) {
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msg.should.have.property("foo");
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msg.foo.should.have.property("bar");
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msg.should.have.property("parts");
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msg.parts.should.have.property("type","object");
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msg.parts.should.have.property("key");
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msg.parts.should.have.property("count");
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msg.parts.should.have.property("index");
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msg.parts.should.have.property("property","foo.bar");
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msg.topic.should.equal("foo");
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if (msg.parts.index === 0) { msg.foo.bar.should.equal(1); }
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if (msg.parts.index === 1) { msg.foo.bar.should.equal("2"); }
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if (msg.parts.index === 2) { msg.foo.bar.should.equal(true); done(); }
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});
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sn1.receive({topic:"foo",foo:{bar:{a:1,b:"2",c:true}}});
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});
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});
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it('should split an object into pieces and overwrite their topics', function(done) {
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var flow = [{id:"sn1", type:"split", addname:"topic", wires:[["sn2"]]},
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{id:"sn2", type:"helper"}];
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@ -516,6 +562,7 @@ describe('JOIN node', function() {
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n1.receive({payload:{a:1}});
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});
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});
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it('should join things into an array ignoring msg.parts.index in manual mode', function(done) {
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var flow = [{id:"n1", type:"join", wires:[["n2"]], count:3, joiner:",",mode:"custom"},
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{id:"n2", type:"helper"}];
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@ -562,6 +609,32 @@ describe('JOIN node', function() {
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});
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});
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it('should join things into an array on a sub property in auto mode', function(done) {
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var flow = [{id:"n1", type:"join", wires:[["n2"]], count:3, joiner:",", mode:"auto"},
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{id:"n2", type:"helper"}];
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helper.load(joinNode, flow, function() {
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var n1 = helper.getNode("n1");
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var n2 = helper.getNode("n2");
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n2.on("input", function(msg) {
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try {
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msg.should.have.property("foo");
|
||||
msg.foo.should.have.property("bar");
|
||||
msg.foo.bar.should.be.an.Array();
|
||||
msg.foo.bar[0].should.equal("A");
|
||||
msg.foo.bar[1].should.equal("B");
|
||||
//msg.payload[2].a.should.equal(1);
|
||||
done();
|
||||
}
|
||||
catch(e) {done(e);}
|
||||
});
|
||||
n1.receive({foo:{bar:"A"}, parts:{id:1, type:"array", len:1, index:0, count:4, property:"foo.bar"}});
|
||||
n1.receive({foo:{bar:"B"}, parts:{id:1, type:"array", len:1, index:1, count:4, property:"foo.bar"}});
|
||||
n1.receive({foo:{bar:"C"}, parts:{id:1, type:"array", len:1, index:2, count:4, property:"foo.bar"}});
|
||||
n1.receive({foo:{bar:"D"}, parts:{id:1, type:"array", len:1, index:3, count:4, property:"foo.bar"}});
|
||||
});
|
||||
});
|
||||
|
||||
|
||||
it('should join strings into a buffer after a count', function(done) {
|
||||
var flow = [{id:"n1", type:"join", wires:[["n2"]], count:2, build:"buffer", joinerType:"bin", joiner:"", mode:"custom"},
|
||||
{id:"n2", type:"helper"}];
|
||||
@ -639,6 +712,35 @@ describe('JOIN node', function() {
|
||||
});
|
||||
});
|
||||
|
||||
it('should merge sub property objects', function(done) {
|
||||
var flow = [{id:"n1", type:"join", wires:[["n2"]], count:5, property:"foo.bar", build:"merged", mode:"custom"},
|
||||
{id:"n2", type:"helper"}];
|
||||
helper.load(joinNode, flow, function() {
|
||||
var n1 = helper.getNode("n1");
|
||||
var n2 = helper.getNode("n2");
|
||||
n2.on("input", function(msg) {
|
||||
try {
|
||||
msg.should.have.property("foo");
|
||||
msg.foo.should.have.property("bar");
|
||||
msg.foo.bar.should.have.property("a",1);
|
||||
msg.foo.bar.should.have.property("b",2);
|
||||
msg.foo.bar.should.have.property("c",3);
|
||||
msg.foo.bar.should.have.property("d",4);
|
||||
msg.foo.bar.should.have.property("e",5);
|
||||
done();
|
||||
}
|
||||
catch(e) { done(e)}
|
||||
});
|
||||
n1.receive({foo:{bar:{a:9}, topic:"f"}});
|
||||
n1.receive({foo:{bar:{a:1}, topic:"a"}});
|
||||
n1.receive({foo:{bar:{b:9}, topic:"b"}});
|
||||
n1.receive({foo:{bar:{b:2}, topic:"b"}});
|
||||
n1.receive({foo:{bar:{c:3}, topic:"c"}});
|
||||
n1.receive({foo:{bar:{d:4}, topic:"d"}});
|
||||
n1.receive({foo:{bar:{e:5}, topic:"e"}});
|
||||
});
|
||||
});
|
||||
|
||||
it('should merge full msg objects', function(done) {
|
||||
var flow = [{id:"n1", type:"join", wires:[["n2"]], count:6, build:"merged", mode:"custom", propertyType:"full", property:""},
|
||||
{id:"n2", type:"helper"}];
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user