node-red/packages/node_modules/@node-red/nodes/core/function/10-function.html

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<script type="text/html" data-template-name="function">
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<div class="form-row">
<label for="node-input-name"><i class="fa fa-tag"></i> <span data-i18n="common.label.name"></span></label>
<div style="display: inline-block; width: calc(100% - 105px)"><input type="text" id="node-input-name" data-i18n="[placeholder]common.label.name"></div>
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</div>
<div class="form-row">
<ul style="min-width: 600px; margin-bottom: 20px;" id="func-tabs"></ul>
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</div>
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<div id="func-tabs-content" style="min-height: calc(100% - 95px);">
<div id="func-tab-init" style="display:none">
<div class="form-row" style="margin-bottom: 0px;">
<input type="hidden" id="node-input-initialize" autofocus="autofocus">
</div>
<div class="form-row node-text-editor-row" style="position:relative">
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<div style="position: absolute; right:0; bottom: calc(100% + 3px);"><button id="node-init-expand-js" class="red-ui-button red-ui-button-small"><i class="fa fa-expand"></i></button></div>
<div style="height: 250px; min-height:150px; margin-top: 30px;" class="node-text-editor" id="node-input-init-editor" ></div>
</div>
</div>
<div id="func-tab-body" style="display:none">
<div class="form-row" style="margin-bottom: 0px;">
<input type="hidden" id="node-input-func" autofocus="autofocus">
<input type="hidden" id="node-input-noerr">
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<div class="form-row node-text-editor-row" style="position:relative">
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<div style="position: absolute; right:0; bottom: calc(100% + 3px);"><button id="node-function-expand-js" class="red-ui-button red-ui-button-small"><i class="fa fa-expand"></i></button></div>
<div style="height: 220px; min-height:120px; margin-top: 30px;" class="node-text-editor" id="node-input-func-editor" ></div>
</div>
<div class="form-row" style="margin-bottom: 0px">
<label for="node-input-outputs"><i class="fa fa-random"></i> <span data-i18n="function.label.outputs"></span></label>
<input id="node-input-outputs" style="width: 60px;" value="1">
</div>
</div>
<div id="func-tab-finalize" style="display:none">
<div class="form-row" style="margin-bottom: 0px;">
<input type="hidden" id="node-input-finalize" autofocus="autofocus">
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<div style="position: absolute; right:0; bottom: calc(100% + 3px);"><button id="node-finalize-expand-js" class="red-ui-button red-ui-button-small"><i class="fa fa-expand"></i></button></div>
<div style="height: 250px; min-height:150px; margin-top: 30px;" class="node-text-editor" id="node-input-finalize-editor" ></div>
</div>
</div>
<div id="func-tab-config" style="display:none">
<div class="form-row" style="margin-bottom: 0px;">
<label><i class="fa fa-wrench"></i> <span>Use Library</span></label>
</div>
<div class="form-row" style="height: 250px; min-height: 150px">
<ol id="node-input-libs-container"></ol>
</div>
</div>
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</div>
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</script>
<script type="text/javascript">
// object that maps from library name to its descriptor
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function moduleName(module) {
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return [module, undefined];
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/**
* Add library descriptor
* @param {string} name - library name
*/
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allLibs.push(info);
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* Validate library spec including conflicts with other specs
* @param {string} name - library name
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* Get library list
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return promise;
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* Check and update in progress state of modules
*/
function checkInProgress(allLibs) {
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function update() {
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allLibs.forEach(function (lib) {
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map[lib.name] = lib;
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* Update library list
*/
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allLibs = [];
libs.forEach(lib => {
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name: name,
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status: { "edit":true }
};
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});
RED.nodes.eachNode(function(n) {
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libs.forEach(lib => {
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var [name, ver] = moduleName(spec);
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var items = allLibs.filter(item => (item.name === name));
items.forEach(item => {
item.status["used"] = true;
});
if (spec in specs) {
// olready found
return;
}
// spec conflict
}
var item = {
name: name,
spec: spec,
status: { "used": true }
};
addLib(item);
names[name] = true;
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item.status["installed"] = true;
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item.inProgress = lib.inProgress;
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$("#node-input-libs-container").editableList("empty");
allLibs.forEach(function(lib) {
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if (done) {
done();
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/**
* Uninstall NPM module
*/
function uninstallModule(node, spec, name, version,
moduleInfo, installButton,
installInfoRow, installedInfo,
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progressRow,
done) {
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$.ajax({
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type: "DELETE",
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installButton.attr("disabled", false);
installInfoRow.hide();
installedInfo.val("");
removeButton.show();
progressRow.hide();
RED.notify("Successfully uninstalled:" +name);
if(done) {
done();
}
}).fail(function(xhr,textStatus,err) {
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RED.notify("Failed to uninstall: " +name);
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done();
}
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/**
* Updaate or Install NPM module
*/
function updateModule(node, spec, update,
moduleInfo, installButton,
installInfoRow, installedInfo, removeButton,
progressRow,
done) {
var [name, version] = moduleName(spec);
var root = RED.settings.apiRootUrl || "";
var errorMessage = "failed to "+(update ? "update": "install") +": " +name;
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$.ajax({
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type: "POST",
contentType: "application/json; charset=utf-8",
cache: false,
data: JSON.stringify({
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update: update
})
}).then(function(data) {
getModules().then(function(data,textStatus,xhr) {
var item = data.find(lib => (lib.name === name));
progressRow.hide();
if (item) {
moduleInfo.attr("disabled", true);
installButton.attr("disabled", true);
installInfoRow.show();
installedInfo.val(item.name+"@"+item.version);
removeButton.hide();
var msg = "Successfully "
+(update ? "updated": "installed")
+": " +name;
RED.notify(msg);
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if (done) {
done();
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RED.notify(errorMessage);
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done();
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}).fail(function(xhr,textStatus,err) {
progressRow.hide();
RED.notify(errorMessage);
if (done) {
done();
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/**
*
*/
function withNotification(msg, text, cb) {
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fixed: true,
buttons: [
{
text: RED._("common.label.cancel"),
click: function() {
notification.close();
}
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{
text: text,
class: "primary red-ui-palette-module-install-confirm-button-update",
click: function() {
notification.close();
cb();
}
},
]
});
}
function prepareLibraryConfig(node) {
$("#node-input-libs-container").css('min-height','250px').css('min-width','450px').editableList({
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}).css({
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}).appendTo(row0);
var fieldWidth = "260px";
var fmodule = $("<input/>", {
class: "node-input-libs-val",
placeholder: RED._("node-red:function.require.module"),
type: "text",
disabled: disabled
}).css({
width: fieldWidth,
"margin-left": "5px"
}).appendTo(row0);
var buttonWidth = "70px";
var install = $("<button/>", {
class: "red-ui-button red-ui-button-small"
}).css({
"margin-left": "10px",
width: buttonWidth
}).appendTo(row0);;
$("<i/>", {
class: "fa fa-cube"
}).appendTo(install);
$("<span/>").css({
"margin-left": "5px"
}).text("Install").appendTo(install);
var warn = $("<span/>").css({
"margin-left": "10px"
}).appendTo(row0);
$("<i/>", {
class: "fa fa-warning"
}).appendTo(warn);
RED.popover.tooltip(warn, "module spec conflict");
warn.hide();
var row1 = $("<div/>").css({
"margin-top": "5px"
}).appendTo(container);
var linstalled = $("<label/>").css({
width: "90px",
"text-align": "right",
"margin-right": "10px"
}).appendTo(row1);
$("<i/>", {
class: "fa fa-cube"
}).appendTo(linstalled);
var status = "Installed";
$("<span/>").css({
"margin-left": "5px"
}).text(status).appendTo(linstalled);
var finstalled = $("<input/>", {
type: "text",
disabled: true
}).css({
width: fieldWidth
}).appendTo(row1);
var uninstall = $("<button/>", {
class: "red-ui-button red-ui-button-small"
}).css({
"margin-left": "10px",
width: buttonWidth
}).appendTo(row1);
$("<i/>", {
class: "fa fa-trash"
}).appendTo(uninstall);
$("<span/>").css({
"margin-left": "5px"
}).text("Uninstall").appendTo(uninstall);
var update = $("<button/>", {
class: "red-ui-button red-ui-button-small"
}).css({
"margin-left": "10px",
width: buttonWidth
}).appendTo(row1);
$("<i/>", {
class: "fa fa-refresh"
}).appendTo(update);
$("<span/>").css({
"margin-left": "5px"
}).text("Update").appendTo(update);
var row2 = $("<div/>", {
class: "red-ui-palette-module-shade"
}).appendTo(container);
$("<img/>", {
src: "red/images/spin.svg",
class: "red-ui-palette-spinner"
}).appendTo(row2);
row2.hide();
fvar.on("change", function (e) {
opt.vname = $(this).val();
});
fmodule.on("change", function (e) {
var val = $(this).val();
if (!checkLib(val, opt.id)) {
$(this).addClass("input-error");
warn.show();
}
else {
$(this).removeClass("input-error");
warn.hide();
if (val && (val !== "") &&
(!opt.version || (opt.version === ""))) {
install.attr("disabled", false);
}
}
opt.spec = val;
});
install.on("click", function (e) {
withNotification(
"Install NPM Module " +opt.spec,
"Install",
function (cb) {
updateModule(
node, opt.spec, false,
fmodule, install,
row1, finstalled, removeButton,
row2,
cb);
});
});
uninstall.on("click", function (e) {
withNotification(
"Uninstall NPM Module "+opt.spec,
"Uninstall",
function (cb) {
uninstallModule(
node, opt.spec, opt.name, opt.version,
fmodule, install,
row1, finstalled,
removeButton,
row2,
cb);
});
});
update.on("click", function (e) {
withNotification(
"Update NPM Module " +opt.spec,
"Update",
function (cb) {
updateModule(
node, opt.spec, true,
fmodule, install,
row1, finstalled, removeButton,
row2,
cb);
});
});
install.attr("disabled", true);
if (opt) {
function updateData(data) {
if (data.vname && (data.vname !== "")) {
fvar.val(data.vname);
}
if (data.spec && (data.spec !== "")) {
fmodule.val(data.spec);
}
if (data.version && (data.version !== "")) {
fmodule.prop("disabled", true);
row1.show();
removeButton.hide();
finstalled.val(data.name+"@"+data.version)
if (data.status["preinstalled"]) {
uninstall.attr("disabled", true);
update.attr("disabled", true);
}
}
else {
install.attr("disabled", false);
row1.hide();
removeButton.show();
}
}
updateData(opt);
if (opt.inProgress) {
row2.show();
opt.onReady = function () {
row2.hide();
updateData(opt);
opt.onReady = null;
};
}
}
},
removable: true,
sortable: true
});
updateLib(node, function () {
});
}
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RED.nodes.registerType('function',{
color:"#fdd0a2",
category: 'function',
defaults: {
name: {value:""},
func: {value:"\nreturn msg;"},
outputs: {value:1},
noerr: {value:0,required:true,validate:function(v) { return !v; }},
initialize: {value:""},
finalize: {value:""},
libs: {value: []}
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},
inputs:1,
outputs:1,
icon: "function.svg",
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label: function() {
return this.name||this._("function.function");
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},
labelStyle: function() {
return this.name?"node_label_italic":"";
},
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oneditprepare: function() {
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var that = this;
var tabs = RED.tabs.create({
id: "func-tabs",
onchange: function(tab) {
$("#func-tabs-content").children().hide();
$("#" + tab.id).show();
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});
tabs.addTab({
id: "func-tab-init",
label: that._("function.label.initialize")
});
tabs.addTab({
id: "func-tab-body",
label: that._("function.label.function")
});
tabs.addTab({
id: "func-tab-finalize",
label: that._("function.label.finalize")
});
tabs.addTab({
id: "func-tab-config",
label: "Config"
});
tabs.activateTab("func-tab-body");
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$( "#node-input-outputs" ).spinner({
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min:0,
change: function(event, ui) {
var value = this.value;
if (!value.match(/^\d+$/)) { value = 1; }
else if (value < this.min) { value = this.min; }
if (value !== this.value) { $(this).spinner("value", value); }
}
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});
var buildEditor = function(id, value, defaultValue) {
var editor = RED.editor.createEditor({
id: id,
mode: 'ace/mode/nrjavascript',
value: value || defaultValue || "",
globals: {
msg:true,
context:true,
RED: true,
util: true,
flow: true,
global: true,
console: true,
Buffer: true,
setTimeout: true,
clearTimeout: true,
setInterval: true,
clearInterval: true
}
});
if (defaultValue && value === "") {
editor.moveCursorTo(defaultValue.split("\n").length - 1, 0);
}
return editor;
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}
this.initEditor = buildEditor('node-input-init-editor',$("#node-input-initialize").val(),RED._("node-red:function.text.initialize"))
this.editor = buildEditor('node-input-func-editor',$("#node-input-func").val())
this.finalizeEditor = buildEditor('node-input-finalize-editor',$("#node-input-finalize").val(),RED._("node-red:function.text.finalize"))
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RED.library.create({
url:"functions", // where to get the data from
type:"function", // the type of object the library is for
editor:this.editor, // the field name the main text body goes to
mode:"ace/mode/nrjavascript",
fields:[
'name', 'outputs',
{
name: 'initialize',
get: function() {
return that.initEditor.getValue();
},
set: function(v) {
that.initEditor.setValue(v||RED._("node-red:function.text.initialize"), -1);
}
},
{
name: 'finalize',
get: function() {
return that.finalizeEditor.getValue();
},
set: function(v) {
that.finalizeEditor.setValue(v||RED._("node-red:function.text.finalize"), -1);
}
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},
{
name: 'info',
get: function() {
return that.infoEditor.getValue();
},
set: function(v) {
that.infoEditor.setValue(v||"", -1);
}
}
],
ext:"js"
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});
this.editor.focus();
var expandButtonClickHandler = function(editor) {
return function(e) {
e.preventDefault();
var value = editor.getValue();
RED.editor.editJavaScript({
value: value,
width: "Infinity",
cursor: editor.getCursorPosition(),
mode: "ace/mode/nrjavascript",
complete: function(v,cursor) {
editor.setValue(v, -1);
editor.gotoLine(cursor.row+1,cursor.column,false);
setTimeout(function() {
editor.focus();
},300);
}
})
}
}
$("#node-init-expand-js").on("click", expandButtonClickHandler(this.initEditor));
$("#node-function-expand-js").on("click", expandButtonClickHandler(this.editor));
$("#node-finalize-expand-js").on("click", expandButtonClickHandler(this.finalizeEditor));
RED.popover.tooltip($("#node-init-expand-js"), RED._("node-red:common.label.expand"));
RED.popover.tooltip($("#node-function-expand-js"), RED._("node-red:common.label.expand"));
RED.popover.tooltip($("#node-finalize-expand-js"), RED._("node-red:common.label.expand"));
prepareLibraryConfig(that);
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},
oneditsave: function() {
var node = this;
var noerr = 0;
$("#node-input-noerr").val(0);
var disposeEditor = function(editorName,targetName,defaultValue) {
var editor = node[editorName];
var annot = editor.getSession().getAnnotations();
for (var k=0; k < annot.length; k++) {
if (annot[k].type === "error") {
noerr += annot.length;
break;
}
}
var val = editor.getValue();
if (defaultValue) {
if (val.trim() == defaultValue.trim()) {
val = "";
}
}
editor.destroy();
delete node[editorName];
$("#"+targetName).val(val);
}
disposeEditor("editor","node-input-func");
disposeEditor("initEditor","node-input-initialize", RED._("node-red:function.text.initialize"));
disposeEditor("finalizeEditor","node-input-finalize", RED._("node-red:function.text.finalize"));
$("#node-input-noerr").val(noerr);
this.noerr = noerr;
var libs = $("#node-input-libs-container").editableList("items");
var oldLibs = node.libs || [];
var newLibs = [];
node.libs = newLibs;
libs.each(function(i) {
var item = $(this);
var v = item.find(".node-input-libs-var").val();
var n = item.find(".node-input-libs-val").val();
if ((!v || (v === "")) ||
(!n || (n === ""))) {
return;
}
newLibs.push({
vname: v,
spec: n
});
});
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},
oneditcancel: function() {
var node = this;
node.editor.destroy();
delete node.editor;
node.initEditor.destroy();
delete node.initEditor;
node.finalizeEditor.destroy();
delete node.finalizeEditor;
},
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oneditresize: function(size) {
var rows = $("#dialog-form>div:not(.node-text-editor-row)");
var height = $("#dialog-form").height();
for (var i=0; i<rows.length; i++) {
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height -= $(rows[i]).outerHeight(true);
}
var editorRow = $("#dialog-form>div.node-text-editor-row");
height -= (parseInt(editorRow.css("marginTop"))+parseInt(editorRow.css("marginBottom")));
$(".node-text-editor").css("height",height+"px");
this.editor.resize();
var height = size.height;
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$("#node-input-init-editor").css("height", (height -105)+"px");
$("#node-input-func-editor").css("height", (height -145)+"px");
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$("#node-input-finalize-editor").css("height", (height -105)+"px");
this.initEditor.resize();
this.editor.resize();
this.finalizeEditor.resize();
$("#node-input-libs-container").css("height", (height -155)+"px");
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}
});
</script>