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fix csv node template reset when array complete

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and add tests
to close #2853
This commit is contained in:
Dave Conway-Jones
2021-02-02 14:20:46 +00:00
parent 23f0cd3a26
commit 4313cbaa5c
2 changed files with 55 additions and 15 deletions
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28
packages/node_modules/@node-red/nodes/core/parsers/70-CSV.js vendored
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@@ -52,7 +52,8 @@ module.exports = function(RED) {
else { node.goodtmpl = true; }
return col;
}
node.template = clean(node.template);
var template = clean(node.template);
var notemplate = node.template.length === 1 && node.template[0] === '';
node.hdrSent = false;
this.on("input", function(msg) {
@@ -62,18 +63,21 @@ module.exports = function(RED) {
if (msg.hasOwnProperty("payload")) {
if (typeof msg.payload == "object") { // convert object to CSV string
try {
if (!(notemplate && (msg.hasOwnProperty("parts") && msg.parts.hasOwnProperty("index") && msg.parts.index > 0))) {
template = clean(node.template);
}
var ou = "";
if (!Array.isArray(msg.payload)) { msg.payload = [ msg.payload ]; }
if (node.hdrout !== "none" && node.hdrSent === false) {
if ((node.template.length === 1) && (node.template[0] === '')) {
if ((template.length === 1) && (template[0] === '')) {
if (msg.hasOwnProperty("columns")) {
node.template = clean((msg.columns || "").split(","));
template = clean((msg.columns || "").split(","));
}
else {
node.template = Object.keys(msg.payload[0]);
template = Object.keys(msg.payload[0]);
}
}
ou += node.template.join(node.sep) + node.ret;
ou += template.join(node.sep) + node.ret;
if (node.hdrout === "once") { node.hdrSent = true; }
}
for (var s = 0; s < msg.payload.length; s++) {
@@ -92,10 +96,10 @@ module.exports = function(RED) {
ou += msg.payload[s].join(node.sep) + node.ret;
}
else {
if ((node.template.length === 1) && (node.template[0] === '') && (msg.hasOwnProperty("columns"))) {
node.template = clean((msg.columns || "").split(","));
if ((template.length === 1) && (template[0] === '') && (msg.hasOwnProperty("columns"))) {
template = clean((msg.columns || "").split(","));
}
if ((node.template.length === 1) && (node.template[0] === '')) {
if ((template.length === 1) && (template[0] === '')) {
/* istanbul ignore else */
if (tmpwarn === true) { // just warn about missing template once
node.warn(RED._("csv.errors.obj_csv"));
@@ -121,12 +125,12 @@ module.exports = function(RED) {
ou = ou.slice(0,-1) + node.ret;
}
else {
for (var t=0; t < node.template.length; t++) {
if (node.template[t] === '') {
for (var t=0; t < template.length; t++) {
if (template[t] === '') {
ou += node.sep;
}
else {
var p = RED.util.ensureString(RED.util.getMessageProperty(msg,"payload["+s+"]['"+node.template[t]+"']"));
var p = RED.util.ensureString(RED.util.getMessageProperty(msg,"payload["+s+"]['"+template[t]+"']"));
/* istanbul ignore else */
if (p === "undefined") { p = ""; }
if (p.indexOf(node.quo) !== -1) { // add double quotes if any quotes
@@ -144,7 +148,7 @@ module.exports = function(RED) {
}
}
msg.payload = ou;
msg.columns = node.template.join(',');
msg.columns = template.join(',');
if (msg.payload !== '') { node.send(msg); }
}
catch(e) { node.error(e,msg); }