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Code Issues Releases Wiki Activity

Fix extra newline append for multipart file write

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ref Issue #3913
This commit is contained in:
Dave Conway-Jones 2022-10-12 11:12:46 +01:00 committed by Nick O'Leary
parent 946def022f
commit 281e9d1357
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2 changed files with 52 additions and 2 deletions
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5
packages/node_modules/@node-red/nodes/core/storage/10-file.js vendored
View File

@ -117,7 +117,9 @@ module.exports = function(RED) {
}
if (typeof data === "boolean") { data = data.toString(); }
if (typeof data === "number") { data = data.toString(); }
if ((node.appendNewline) && (!Buffer.isBuffer(data))) { data += os.EOL; }
var aflg = true;
if (msg.hasOwnProperty("parts") && msg.parts.type === "string" && (msg.parts.count === msg.parts.index + 1)) { aflg = false; }
if ((node.appendNewline) && (!Buffer.isBuffer(data)) && aflg) { data += os.EOL; }
var buf;
if (node.encoding === "setbymsg") {
buf = encode(data, msg.encoding || "none");
@ -314,7 +316,6 @@ module.exports = function(RED) {
});
filename = filename || "";
var fullFilename = filename;
var filePath = "";
if (filename && RED.settings.fileWorkingDirectory && !path.isAbsolute(filename)) {
fullFilename = path.resolve(path.join(RED.settings.fileWorkingDirectory,filename));
}

49
test/nodes/core/storage/10-file_spec.js
View File

@ -194,6 +194,55 @@ describe('file Nodes', function() {
});
});
it('should append to a file and add newline, except last line of multipart input', function(done) {
var flow = [{id:"fileNode1", type:"file", name: "fileNode", "filename":fileToTest, "appendNewline":true, "overwriteFile":false, wires: [["helperNode1"]]},
{id:"helperNode1", type:"helper"}];
try {
fs.unlinkSync(fileToTest);
} catch(err) {
}
helper.load(fileNode, flow, function() {
var n1 = helper.getNode("fileNode1");
var n2 = helper.getNode("helperNode1");
var count = 0;
//var data = ["Line1", "Line2"];
n2.on("input", function (msg) {
try {
msg.should.have.property("payload");
//data.should.containDeep([msg.payload]);
if (count === 3) {
var f = fs.readFileSync(fileToTest).toString();
if (os.type() !== "Windows_NT") {
f.should.have.length(23);
f.should.equal("Line1\nLine2\nLine3\nLine4");
}
else {
f.should.have.length(23);
f.should.equal("Line1\r\nLine2\r\nLine3\r\nLine4");
}
done();
}
count++;
}
catch (e) {
done(e);
}
});
n1.receive({payload:"Line1",parts:{index:0,type:"string"}}); // string
setTimeout(function() {
n1.receive({payload:"Line2",parts:{index:1,type:"string"}}); // string
},30);
setTimeout(function() {
n1.receive({payload:"Line3",parts:{index:2,type:"string"}}); // string
},60);
setTimeout(function() {
n1.receive({payload:"Line4",parts:{index:3,type:"string",count:4}}); // string
},90);
});
});
it('should append to a file after it has been deleted ', function(done) {
var flow = [{id:"fileNode1", type:"file", name: "fileNode", "filename":fileToTest, "appendNewline":false, "overwriteFile":false, wires: [["helperNode1"]]},
{id:"helperNode1", type:"helper"}];