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https://github.com/node-red/node-red.git
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File out node - fix timing of msg.send to be after close., and...
allow msg.encoding to set encoding if desired. To close #2921
This commit is contained in:
Dave Conway-Jones
parent
4672d98e8a
commit
023486e175
@ -219,6 +219,10 @@
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value: "none",
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label: label
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}).text(label).appendTo(encSel);
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$("<option/>", {
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value: "setbymsg",
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label: node._("file.encoding.setbymsg")
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}).text(label).appendTo(encSel);
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encodings.forEach(function(item) {
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if(Array.isArray(item)) {
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var group = $("<optgroup/>", {
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@ -61,11 +61,13 @@ module.exports = function(RED) {
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if (filename === "") {
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node.warn(RED._("file.errors.nofilename"));
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done();
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} else if (node.overwriteFile === "delete") {
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}
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else if (node.overwriteFile === "delete") {
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fs.unlink(filename, function (err) {
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if (err) {
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node.error(RED._("file.errors.deletefail",{error:err.toString()}),msg);
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} else {
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}
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else {
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if (RED.settings.verbose) {
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node.log(RED._("file.status.deletedfile",{file:filename}));
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}
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@ -73,12 +75,14 @@ module.exports = function(RED) {
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}
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done();
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});
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} else if (msg.hasOwnProperty("payload") && (typeof msg.payload !== "undefined")) {
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}
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else if (msg.hasOwnProperty("payload") && (typeof msg.payload !== "undefined")) {
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var dir = path.dirname(filename);
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if (node.createDir) {
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try {
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fs.ensureDirSync(dir);
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} catch(err) {
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}
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catch(err) {
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node.error(RED._("file.errors.createfail",{error:err.toString()}),msg);
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done();
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return;
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@ -92,7 +96,11 @@ module.exports = function(RED) {
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if (typeof data === "boolean") { data = data.toString(); }
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if (typeof data === "number") { data = data.toString(); }
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if ((node.appendNewline) && (!Buffer.isBuffer(data))) { data += os.EOL; }
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var buf = encode(data, node.encoding);
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var buf;
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if (node.encoding === "setbymsg") {
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buf = encode(data, msg.encoding || "none");
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}
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else { buf = encode(data, node.encoding); }
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if (node.overwriteFile === "true") {
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var wstream = fs.createWriteStream(filename, { encoding:'binary', flags:'w', autoClose:true });
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node.wstream = wstream;
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@ -101,10 +109,11 @@ module.exports = function(RED) {
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done();
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});
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wstream.on("open", function() {
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wstream.end(buf, function() {
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wstream.once("close", function() {
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nodeSend(msg);
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done();
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});
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wstream.end(buf);
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})
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return;
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}
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@ -126,7 +135,8 @@ module.exports = function(RED) {
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delete node.wstream;
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delete node.wstreamIno;
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}
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} catch(err) {
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}
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catch(err) {
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// File does not exist
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recreateStream = true;
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node.wstream.end();
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@ -154,14 +164,16 @@ module.exports = function(RED) {
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nodeSend(msg);
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done();
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});
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} else {
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}
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else {
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// Dynamic filename - write and close the stream
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node.wstream.end(buf, function() {
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node.wstream.once("close", function() {
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nodeSend(msg);
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delete node.wstream;
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delete node.wstreamIno;
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done();
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});
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node.wstream.end(buf);
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}
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}
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}
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@ -276,7 +288,6 @@ module.exports = function(RED) {
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ch = "\n";
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type = "string";
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}
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var hwm;
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var getout = false;
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var rs = fs.createReadStream(filename)
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@ -340,16 +351,17 @@ module.exports = function(RED) {
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nodeSend(msg);
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}
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else if (node.format === "lines") {
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var m = { payload: spare,
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topic:msg.topic,
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parts: {
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index: count,
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count: count+1,
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ch: ch,
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type: type,
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id: msg._msgid
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}
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};
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var m = {
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payload: spare,
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topic:msg.topic,
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parts: {
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index: count,
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count: count+1,
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ch: ch,
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type: type,
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id: msg._msgid
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}
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};
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nodeSend(m);
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}
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else if (getout) { // last chunk same size as high water mark - have to send empty extra packet.
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@ -877,6 +877,7 @@
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},
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"encoding": {
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"none": "default",
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"setbymsg": "set by msg.encoding",
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"native": "Native",
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"unicode": "Unicode",
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"japanese": "Japanese",
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@ -21,6 +21,8 @@
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<dl class="message-properties">
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<dt class="optional">filename <span class="property-type">string</span></dt>
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<dd>If not configured in the node, this optional property sets the name of the file to be updated.</dd>
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<dt class="optional">encoding <span class="property-type">string</span></dt>
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<dd>If encoding is configured to be set by msg, then this optional property can set the encoding.</dt>
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</dl>
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<h3>Output</h3>
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<p>On completion of write, input message is sent to output port.</p>
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