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node-red/editor/js/ui/utils.js

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/**
* Copyright JS Foundation and other contributors, http://js.foundation
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*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
**/
RED.utils = (function() {
function formatString(str) {
return str.replace(/\r?\n/g,"↵").replace(/\t/g,"→");
}
function sanitize(m) {
return m.replace(/&/g,"&amp;").replace(/</g,"&lt;").replace(/>/g,"&gt;");
}
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function buildMessageSummaryValue(value) {
var result;
if (Array.isArray(value)) {
result = $('<span class="debug-message-object-value debug-message-type-meta"></span>').text('array['+value.length+']');
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} else if (value === null) {
result = $('<span class="debug-message-object-value debug-message-type-null">null</span>');
} else if (typeof value === 'object') {
if (value.hasOwnProperty('type') && value.type === 'Buffer' && value.hasOwnProperty('data')) {
result = $('<span class="debug-message-object-value debug-message-type-meta"></span>').text('buffer['+value.length+']');
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} else if (value.hasOwnProperty('type') && value.type === 'array' && value.hasOwnProperty('data')) {
result = $('<span class="debug-message-object-value debug-message-type-meta"></span>').text('array['+value.length+']');
} else if (value.hasOwnProperty('type') && value.type === 'function') {
result = $('<span class="debug-message-object-value debug-message-type-meta"></span>').text('function');
} else if (value.hasOwnProperty('type') && value.type === 'number') {
result = $('<span class="debug-message-object-value debug-message-type-number"></span>').text(value.data);
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} else {
result = $('<span class="debug-message-object-value debug-message-type-meta">object</span>');
}
} else if (typeof value === 'string') {
var subvalue;
if (value.length > 30) {
subvalue = sanitize(value.substring(0,30))+"&hellip;";
} else {
subvalue = sanitize(value);
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}
result = $('<span class="debug-message-object-value debug-message-type-string"></span>').html('"'+formatString(subvalue)+'"');
} else if (typeof value === 'number') {
result = $('<span class="debug-message-object-value debug-message-type-number"></span>').text(""+value);
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} else {
result = $('<span class="debug-message-object-value debug-message-type-other"></span>').text(""+value);
}
return result;
}
function makeExpandable(el,onbuild,ontoggle,expand) {
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el.addClass("debug-message-expandable");
el.prop('toggle',function() {
return function(state) {
var parent = el.parent();
if (parent.hasClass('collapsed')) {
if (state) {
if (onbuild && !parent.hasClass('built')) {
onbuild();
parent.addClass('built');
}
parent.removeClass('collapsed');
return true;
}
} else {
if (!state) {
parent.addClass('collapsed');
return true;
}
}
return false;
}
});
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el.click(function(e) {
var parent = $(this).parent();
var currentState = !parent.hasClass('collapsed');
if ($(this).prop('toggle')(!currentState)) {
if (ontoggle) {
ontoggle(!currentState);
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}
}
// if (parent.hasClass('collapsed')) {
// if (onbuild && !parent.hasClass('built')) {
// onbuild();
// parent.addClass('built');
// }
// if (ontoggle) {
// ontoggle(true);
// }
// parent.removeClass('collapsed');
// } else {
// parent.addClass('collapsed');
// if (ontoggle) {
// ontoggle(false);
// }
// }
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e.preventDefault();
});
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if (expand) {
el.click();
}
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}
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var pinnedPaths = {};
var formattedPaths = {};
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function addMessageControls(obj,sourceId,key,msg,rootPath,strippedKey) {
if (!pinnedPaths.hasOwnProperty(sourceId)) {
pinnedPaths[sourceId] = {}
}
var tools = $('<span class="debug-message-tools"></span>').appendTo(obj);
var copyTools = $('<span class="debug-message-tools-copy button-group"></span>').appendTo(tools);
if (!!key) {
var copyPath = $('<button class="editor-button editor-button-small"><i class="fa fa-terminal"></i></button>').appendTo(copyTools).click(function(e) {
e.preventDefault();
e.stopPropagation();
RED.clipboard.copyText(key,copyPath,"clipboard.copyMessagePath");
})
}
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var copyPayload = $('<button class="editor-button editor-button-small"><i class="fa fa-clipboard"></i></button>').appendTo(copyTools).click(function(e) {
e.preventDefault();
e.stopPropagation();
RED.clipboard.copyText(msg,copyPayload,"clipboard.copyMessageValue");
})
if (strippedKey !== undefined && strippedKey !== '') {
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var isPinned = pinnedPaths[sourceId].hasOwnProperty(strippedKey);
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var pinPath = $('<button class="editor-button editor-button-small debug-message-tools-pin"><i class="fa fa-map-pin"></i></button>').appendTo(tools).click(function(e) {
e.preventDefault();
e.stopPropagation();
if (pinnedPaths[sourceId].hasOwnProperty(strippedKey)) {
delete pinnedPaths[sourceId][strippedKey];
$(this).removeClass("selected");
obj.removeClass("debug-message-row-pinned");
} else {
var rootedPath = "$"+(strippedKey[0] === '['?"":".")+strippedKey;
pinnedPaths[sourceId][strippedKey] = normalisePropertyExpression(rootedPath);
$(this).addClass("selected");
obj.addClass("debug-message-row-pinned");
}
}).toggleClass("selected",isPinned);
obj.toggleClass("debug-message-row-pinned",isPinned);
}
}
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function checkExpanded(strippedKey,expandPaths,minRange,maxRange) {
if (expandPaths && expandPaths.length > 0) {
if (strippedKey === '' && minRange === undefined) {
return true;
}
for (var i=0;i<expandPaths.length;i++) {
var p = expandPaths[i];
if (p.indexOf(strippedKey) === 0 && (p[strippedKey.length] === "." || p[strippedKey.length] === "[") ) {
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if (minRange !== undefined && p[strippedKey.length] === "[") {
var subkey = p.substring(strippedKey.length);
var m = (/\[(\d+)\]/.exec(subkey));
if (m) {
var index = parseInt(m[1]);
return minRange<=index && index<=maxRange;
}
} else {
return true;
}
}
}
}
return false;
}
function formatNumber(element,obj,sourceId,path,cycle,initialFormat) {
var format = (formattedPaths[sourceId] && formattedPaths[sourceId][path] && formattedPaths[sourceId][path]['number']) || initialFormat || "dec";
if (cycle) {
if (format === 'dec') {
if ((obj.toString().length===13) && (obj<=2147483647000)) {
format = 'dateMS';
} else if ((obj.toString().length===10) && (obj<=2147483647)) {
format = 'dateS';
} else {
format = 'hex'
}
} else if (format === 'dateMS' || format == 'dateS') {
format = 'hex';
} else {
format = 'dec';
}
formattedPaths[sourceId] = formattedPaths[sourceId]||{};
formattedPaths[sourceId][path] = formattedPaths[sourceId][path]||{};
formattedPaths[sourceId][path]['number'] = format;
} else if (initialFormat !== undefined){
formattedPaths[sourceId] = formattedPaths[sourceId]||{};
formattedPaths[sourceId][path] = formattedPaths[sourceId][path]||{};
formattedPaths[sourceId][path]['number'] = format;
}
if (format === 'dec') {
element.text(""+obj);
} else if (format === 'dateMS') {
element.text((new Date(obj)).toISOString());
} else if (format === 'dateS') {
element.text((new Date(obj*1000)).toISOString());
} else if (format === 'hex') {
element.text("0x"+(obj).toString(16));
}
}
function formatBuffer(element,button,sourceId,path,cycle) {
var format = (formattedPaths[sourceId] && formattedPaths[sourceId][path] && formattedPaths[sourceId][path]['buffer']) || "raw";
if (cycle) {
if (format === 'raw') {
format = 'string';
} else {
format = 'raw';
}
formattedPaths[sourceId] = formattedPaths[sourceId]||{};
formattedPaths[sourceId][path] = formattedPaths[sourceId][path]||{};
formattedPaths[sourceId][path]['buffer'] = format;
}
if (format === 'raw') {
button.text('raw');
element.removeClass('debug-message-buffer-string').addClass('debug-message-buffer-raw');
} else if (format === 'string') {
button.text('string');
element.addClass('debug-message-buffer-string').removeClass('debug-message-buffer-raw');
}
}
function buildMessageElement(obj,options) {
options = options || {};
var key = options.key;
var typeHint = options.typeHint;
var hideKey = options.hideKey;
var path = options.path;
var sourceId = options.sourceId;
var rootPath = options.rootPath;
var expandPaths = options.expandPaths;
var ontoggle = options.ontoggle;
var exposeApi = options.exposeApi;
var subElements = {};
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var i;
var e;
var entryObj;
var expandableHeader;
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var header;
var headerHead;
var value;
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var strippedKey;
if (path !== undefined && rootPath !== undefined) {
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strippedKey = path.substring(rootPath.length+(path[rootPath.length]==="."?1:0));
}
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var element = $('<span class="debug-message-element"></span>');
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element.collapse = function() {
element.find(".debug-message-expandable").parent().addClass("collapsed");
}
header = $('<span class="debug-message-row"></span>').appendTo(element);
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if (sourceId) {
addMessageControls(header,sourceId,path,obj,rootPath,strippedKey);
}
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if (!key) {
element.addClass("debug-message-top-level");
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if (sourceId) {
var pinned = pinnedPaths[sourceId];
expandPaths = [];
if (pinned) {
for (var pinnedPath in pinned) {
if (pinned.hasOwnProperty(pinnedPath)) {
try {
var res = getMessageProperty({$:obj},pinned[pinnedPath]);
if (res !== undefined) {
expandPaths.push(pinnedPath);
}
} catch(err) {
}
}
}
expandPaths.sort();
}
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element.clearPinned = function() {
element.find(".debug-message-row-pinned").removeClass("debug-message-row-pinned");
pinnedPaths[sourceId] = {};
}
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}
} else {
if (!hideKey) {
$('<span class="debug-message-object-key"></span>').text(key).appendTo(header);
$('<span>: </span>').appendTo(header);
}
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}
entryObj = $('<span class="debug-message-object-value"></span>').appendTo(header);
var isArray = Array.isArray(obj);
var isArrayObject = false;
if (obj && typeof obj === 'object' && obj.hasOwnProperty('type') && obj.hasOwnProperty('data') && ((obj.__encoded__ && obj.type === 'array') || obj.type === 'Buffer')) {
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isArray = true;
isArrayObject = true;
}
if (obj === null || obj === undefined) {
$('<span class="debug-message-type-null">'+obj+'</span>').appendTo(entryObj);
} else if (obj.__encoded__ && obj.type === 'number') {
e = $('<span class="debug-message-type-number debug-message-object-header"></span>').text(obj.data).appendTo(entryObj);
} else if (typeHint === "function" || (obj.__encoded__ && obj.type === 'function')) {
e = $('<span class="debug-message-type-meta debug-message-object-header"></span>').text("function").appendTo(entryObj);
} else if (typeHint === "internal" || (obj.__encoded__ && obj.type === 'internal')) {
e = $('<span class="debug-message-type-meta debug-message-object-header"></span>').text("[internal]").appendTo(entryObj);
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} else if (typeof obj === 'string') {
if (/[\t\n\r]/.test(obj)) {
element.addClass('collapsed');
$('<i class="fa fa-caret-right debug-message-object-handle"></i> ').prependTo(header);
makeExpandable(header, function() {
$('<span class="debug-message-type-meta debug-message-object-type-header"></span>').text(typeHint||'string').appendTo(header);
var row = $('<div class="debug-message-object-entry collapsed"></div>').appendTo(element);
$('<pre class="debug-message-type-string"></pre>').text(obj).appendTo(row);
},function(state) {if (ontoggle) { ontoggle(path,state);}}, checkExpanded(strippedKey,expandPaths));
}
e = $('<span class="debug-message-type-string debug-message-object-header"></span>').html('"'+formatString(sanitize(obj))+'"').appendTo(entryObj);
if (/^#[0-9a-f]{6}$/i.test(obj)) {
$('<span class="debug-message-type-string-swatch"></span>').css('backgroundColor',obj).appendTo(e);
}
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} else if (typeof obj === 'number') {
e = $('<span class="debug-message-type-number"></span>').appendTo(entryObj);
if (Number.isInteger(obj) && (obj >= 0)) { // if it's a +ve integer
e.addClass("debug-message-type-number-toggle");
e.click(function(evt) {
evt.preventDefault();
formatNumber($(this), obj, sourceId, path, true);
});
}
formatNumber(e,obj,sourceId,path,false,typeHint==='hex'?'hex':undefined);
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} else if (isArray) {
element.addClass('collapsed');
var originalLength = obj.length;
if (typeHint) {
var m = /\[(\d+)\]/.exec(typeHint);
if (m) {
originalLength = parseInt(m[1]);
}
}
var data = obj;
var type = 'array';
if (isArrayObject) {
data = obj.data;
if (originalLength === undefined) {
originalLength = data.length;
}
if (data.__encoded__) {
data = data.data;
}
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type = obj.type.toLowerCase();
} else if (/buffer/.test(typeHint)) {
type = 'buffer';
}
var fullLength = data.length;
if (originalLength > 0) {
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$('<i class="fa fa-caret-right debug-message-object-handle"></i> ').prependTo(header);
var arrayRows = $('<div class="debug-message-array-rows"></div>').appendTo(element);
element.addClass('debug-message-buffer-raw');
}
if (key) {
headerHead = $('<span class="debug-message-type-meta"></span>').text(typeHint||(type+'['+originalLength+']')).appendTo(entryObj);
} else {
headerHead = $('<span class="debug-message-object-header"></span>').appendTo(entryObj);
$('<span>[ </span>').appendTo(headerHead);
var arrayLength = Math.min(originalLength,10);
for (i=0;i<arrayLength;i++) {
buildMessageSummaryValue(data[i]).appendTo(headerHead);
if (i < arrayLength-1) {
$('<span>, </span>').appendTo(headerHead);
}
}
if (originalLength > arrayLength) {
$('<span> &hellip;</span>').appendTo(headerHead);
}
if (arrayLength === 0) {
$('<span class="debug-message-type-meta">empty</span>').appendTo(headerHead);
}
$('<span> ]</span>').appendTo(headerHead);
}
if (originalLength > 0) {
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makeExpandable(header,function() {
if (!key) {
headerHead = $('<span class="debug-message-type-meta debug-message-object-type-header"></span>').text(typeHint||(type+'['+originalLength+']')).appendTo(header);
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}
if (type === 'buffer') {
var stringRow = $('<div class="debug-message-string-rows"></div>').appendTo(element);
var sr = $('<div class="debug-message-object-entry collapsed"></div>').appendTo(stringRow);
var stringEncoding = "";
try {
stringEncoding = String.fromCharCode.apply(null, new Uint16Array(data))
} catch(err) {
console.log(err);
}
$('<pre class="debug-message-type-string"></pre>').text(stringEncoding).appendTo(sr);
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var bufferOpts = $('<span class="debug-message-buffer-opts"></span>').appendTo(headerHead);
var switchFormat = $('<a href="#"></a>').addClass('selected').text('raw').appendTo(bufferOpts).click(function(e) {
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e.preventDefault();
e.stopPropagation();
formatBuffer(element,$(this),sourceId,path,true);
});
formatBuffer(element,switchFormat,sourceId,path,false);
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}
var row;
if (fullLength <= 10) {
for (i=0;i<fullLength;i++) {
row = $('<div class="debug-message-object-entry collapsed"></div>').appendTo(arrayRows);
subElements[path+"["+i+"]"] = buildMessageElement(
data[i],
{
key: ""+i,
typeHint: type==='buffer'?'hex':false,
hideKey: false,
path: path+"["+i+"]",
sourceId: sourceId,
rootPath: rootPath,
expandPaths: expandPaths,
ontoggle: ontoggle,
exposeApi: exposeApi
}
).appendTo(row);
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}
} else {
for (i=0;i<fullLength;i+=10) {
var minRange = i;
row = $('<div class="debug-message-object-entry collapsed"></div>').appendTo(arrayRows);
header = $('<span></span>').appendTo(row);
$('<i class="fa fa-caret-right debug-message-object-handle"></i> ').appendTo(header);
makeExpandable(header, (function() {
var min = minRange;
var max = Math.min(fullLength-1,(minRange+9));
var parent = row;
return function() {
for (var i=min;i<=max;i++) {
var row = $('<div class="debug-message-object-entry collapsed"></div>').appendTo(parent);
subElements[path+"["+i+"]"] = buildMessageElement(
data[i],
{
key: ""+i,
typeHint: type==='buffer'?'hex':false,
hideKey: false,
path: path+"["+i+"]",
sourceId: sourceId,
rootPath: rootPath,
expandPaths: expandPaths,
ontoggle: ontoggle,
exposeApi: exposeApi
}
).appendTo(row);
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}
}
})(),
(function() { var path = path+"["+i+"]"; return function(state) {if (ontoggle) { ontoggle(path,state);}}})(),
checkExpanded(strippedKey,expandPaths,minRange,Math.min(fullLength-1,(minRange+9))));
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$('<span class="debug-message-object-key"></span>').html("["+minRange+" &hellip; "+Math.min(fullLength-1,(minRange+9))+"]").appendTo(header);
}
if (fullLength < originalLength) {
$('<div class="debug-message-object-entry collapsed"><span class="debug-message-object-key">['+fullLength+' &hellip; '+originalLength+']</span></div>').appendTo(arrayRows);
}
}
},
function(state) {if (ontoggle) { ontoggle(path,state);}},
checkExpanded(strippedKey,expandPaths));
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}
} else if (typeof obj === 'object') {
element.addClass('collapsed');
var keys = Object.keys(obj);
if (key || keys.length > 0) {
$('<i class="fa fa-caret-right debug-message-object-handle"></i> ').prependTo(header);
makeExpandable(header, function() {
if (!key) {
$('<span class="debug-message-type-meta debug-message-object-type-header"></span>').text('object').appendTo(header);
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}
for (i=0;i<keys.length;i++) {
var row = $('<div class="debug-message-object-entry collapsed"></div>').appendTo(element);
var newPath = path;
if (newPath !== undefined) {
if (/^[a-zA-Z_$][0-9a-zA-Z_$]*$/.test(keys[i])) {
newPath += (newPath.length > 0?".":"")+keys[i];
} else {
newPath += "[\""+keys[i].replace(/"/,"\\\"")+"\"]"
}
}
subElements[newPath] = buildMessageElement(
obj[keys[i]],
{
key: keys[i],
typeHint: false,
hideKey: false,
path: newPath,
sourceId: sourceId,
rootPath: rootPath,
expandPaths: expandPaths,
ontoggle: ontoggle,
exposeApi: exposeApi
}
).appendTo(row);
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}
if (keys.length === 0) {
$('<div class="debug-message-object-entry debug-message-type-meta collapsed"></div>').text("empty").appendTo(element);
}
},
function(state) {if (ontoggle) { ontoggle(path,state);}},
checkExpanded(strippedKey,expandPaths));
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}
if (key) {
$('<span class="debug-message-type-meta"></span>').text('object').appendTo(entryObj);
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} else {
headerHead = $('<span class="debug-message-object-header"></span>').appendTo(entryObj);
$('<span>{ </span>').appendTo(headerHead);
var keysLength = Math.min(keys.length,5);
for (i=0;i<keysLength;i++) {
$('<span class="debug-message-object-key"></span>').text(keys[i]).appendTo(headerHead);
$('<span>: </span>').appendTo(headerHead);
buildMessageSummaryValue(obj[keys[i]]).appendTo(headerHead);
if (i < keysLength-1) {
$('<span>, </span>').appendTo(headerHead);
}
}
if (keys.length > keysLength) {
$('<span> &hellip;</span>').appendTo(headerHead);
}
if (keysLength === 0) {
$('<span class="debug-message-type-meta">empty</span>').appendTo(headerHead);
}
$('<span> }</span>').appendTo(headerHead);
}
} else {
$('<span class="debug-message-type-other"></span>').text(""+obj).appendTo(entryObj);
}
if (exposeApi) {
element.prop('expand', function() { return function(targetPath, state) {
if (path === targetPath) {
if (header.prop('toggle')) {
header.prop('toggle')(state);
}
} else if (subElements[targetPath] && subElements[targetPath].prop('expand') ) {
subElements[targetPath].prop('expand')(targetPath,state);
} else {
for (var p in subElements) {
if (subElements.hasOwnProperty(p)) {
if (targetPath.indexOf(p) === 0) {
if (subElements[p].prop('expand') ) {
subElements[p].prop('expand')(targetPath,state);
}
break;
}
}
}
}
}});
}
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return element;
}
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function normalisePropertyExpression(str) {
// This must be kept in sync with validatePropertyExpression
// in editor/js/ui/utils.js
var length = str.length;
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if (length === 0) {
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throw new Error("Invalid property expression: zero-length");
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}
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var parts = [];
var start = 0;
var inString = false;
var inBox = false;
var quoteChar;
var v;
for (var i=0;i<length;i++) {
var c = str[i];
if (!inString) {
if (c === "'" || c === '"') {
if (i != start) {
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throw new Error("Invalid property expression: unexpected "+c+" at position "+i);
}
inString = true;
quoteChar = c;
start = i+1;
} else if (c === '.') {
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if (i===0) {
throw new Error("Invalid property expression: unexpected . at position 0");
}
if (start != i) {
v = str.substring(start,i);
if (/^\d+$/.test(v)) {
parts.push(parseInt(v));
} else {
parts.push(v);
}
}
if (i===length-1) {
throw new Error("Invalid property expression: unterminated expression");
}
// Next char is first char of an identifier: a-z 0-9 $ _
if (!/[a-z0-9\$\_]/i.test(str[i+1])) {
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throw new Error("Invalid property expression: unexpected "+str[i+1]+" at position "+(i+1));
}
start = i+1;
} else if (c === '[') {
if (i === 0) {
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throw new Error("Invalid property expression: unexpected "+c+" at position "+i);
}
if (start != i) {
parts.push(str.substring(start,i));
}
if (i===length-1) {
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throw new Error("Invalid property expression: unterminated expression");
}
// Next char is either a quote or a number
if (!/["'\d]/.test(str[i+1])) {
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throw new Error("Invalid property expression: unexpected "+str[i+1]+" at position "+(i+1));
}
start = i+1;
inBox = true;
} else if (c === ']') {
if (!inBox) {
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throw new Error("Invalid property expression: unexpected "+c+" at position "+i);
}
if (start != i) {
v = str.substring(start,i);
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if (/^\d+$/.test(v)) {
parts.push(parseInt(v));
} else {
throw new Error("Invalid property expression: unexpected array expression at position "+start);
}
}
start = i+1;
inBox = false;
} else if (c === ' ') {
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throw new Error("Invalid property expression: unexpected ' ' at position "+i);
}
} else {
if (c === quoteChar) {
if (i-start === 0) {
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throw new Error("Invalid property expression: zero-length string at position "+start);
}
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parts.push(str.substring(start,i));
// If inBox, next char must be a ]. Otherwise it may be [ or .
if (inBox && !/\]/.test(str[i+1])) {
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throw new Error("Invalid property expression: unexpected array expression at position "+start);
} else if (!inBox && i+1!==length && !/[\[\.]/.test(str[i+1])) {
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throw new Error("Invalid property expression: unexpected "+str[i+1]+" expression at position "+(i+1));
}
start = i+1;
inString = false;
}
}
}
if (inBox || inString) {
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throw new Error("Invalid property expression: unterminated expression");
}
if (start < length) {
parts.push(str.substring(start));
}
return parts;
}
function validatePropertyExpression(str) {
try {
var parts = normalisePropertyExpression(str);
return true;
} catch(err) {
return false;
}
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}
function getMessageProperty(msg,expr) {
var result = null;
var msgPropParts;
if (typeof expr === 'string') {
if (expr.indexOf('msg.')===0) {
expr = expr.substring(4);
}
msgPropParts = normalisePropertyExpression(expr);
} else {
msgPropParts = expr;
}
var m;
msgPropParts.reduce(function(obj, key) {
result = (typeof obj[key] !== "undefined" ? obj[key] : undefined);
if (result === undefined && obj.hasOwnProperty('type') && obj.hasOwnProperty('data')&& obj.hasOwnProperty('length')) {
result = (typeof obj.data[key] !== "undefined" ? obj.data[key] : undefined);
}
return result;
}, msg);
return result;
}
function separateIconPath(icon) {
var result = {module: "", file: ""};
if (icon) {
var index = icon.indexOf('/');
if (index !== -1) {
result.module = icon.slice(0, index);
result.file = icon.slice(index + 1);
} else {
result.file = icon;
}
}
return result;
}
function getDefaultNodeIcon(def,node) {
var icon_url;
if (node && node.type === "subflow") {
icon_url = "node-red/subflow.png";
} else if (typeof def.icon === "function") {
try {
icon_url = def.icon.call(node);
} catch(err) {
console.log("Definition error: "+def.type+".icon",err);
icon_url = "arrow-in.png";
}
} else {
icon_url = def.icon;
}
var iconPath = separateIconPath(icon_url);
if (!iconPath.module) {
if (def.set) {
iconPath.module = def.set.module;
} else {
// Handle subflow instance nodes that don't have def.set
iconPath.module = "node-red";
}
}
return iconPath;
}
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function isIconExists(iconPath) {
var iconSets = RED.nodes.getIconSets();
var iconFileList = iconSets[iconPath.module];
if (iconFileList && iconFileList.indexOf(iconPath.file) !== -1) {
return true;
} else {
return false;
}
}
function getNodeIcon(def,node) {
if (def.category === 'config') {
return "icons/node-red/cog.png"
} else if (node && node.type === 'tab') {
return "icons/node-red/subflow.png"
} else if (node && node.type === 'unknown') {
return "icons/node-red/alert.png"
} else if (node && node.icon) {
var iconPath = separateIconPath(node.icon);
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if (isIconExists(iconPath)) {
return "icons/" + node.icon;
}
}
var iconPath = getDefaultNodeIcon(def, node);
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if (def.category === 'subflows') {
if (!isIconExists(iconPath)) {
return "icons/node-red/subflow.png";
}
}
return "icons/"+iconPath.module+"/"+iconPath.file;
}
function getNodeLabel(node,defaultLabel) {
defaultLabel = defaultLabel||"";
var l;
if (node.type === 'tab') {
l = node.label || defaultLabel
} else {
l = node._def.label;
try {
l = (typeof l === "function" ? l.call(node) : l)||defaultLabel;
} catch(err) {
console.log("Definition error: "+node.type+".label",err);
l = defaultLabel;
}
}
return RED.text.bidi.enforceTextDirectionWithUCC(l);
}
function addSpinnerOverlay(container,contain) {
var spinner = $('<div class="projects-dialog-spinner "><img src="red/images/spin.svg"/></div>').appendTo(container);
if (contain) {
spinner.addClass('projects-dialog-spinner-contain');
}
return spinner;
}
function decodeObject(payload,format) {
if ((format === 'number') && (payload === "NaN")) {
payload = Number.NaN;
} else if ((format === 'number') && (payload === "Infinity")) {
payload = Infinity;
} else if ((format === 'number') && (payload === "-Infinity")) {
payload = -Infinity;
} else if (format === 'Object' || /^array/.test(format) || format === 'boolean' || format === 'number' ) {
payload = JSON.parse(payload);
} else if (/error/i.test(format)) {
payload = JSON.parse(payload);
payload = (payload.name?payload.name+": ":"")+payload.message;
} else if (format === 'null') {
payload = null;
} else if (format === 'undefined') {
payload = undefined;
} else if (/^buffer/.test(format)) {
var buffer = payload;
payload = [];
for (var c = 0; c < buffer.length; c += 2) {
payload.push(parseInt(buffer.substr(c, 2), 16));
}
}
return payload;
}
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return {
createObjectElement: buildMessageElement,
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getMessageProperty: getMessageProperty,
normalisePropertyExpression: normalisePropertyExpression,
validatePropertyExpression: validatePropertyExpression,
separateIconPath: separateIconPath,
getDefaultNodeIcon: getDefaultNodeIcon,
getNodeIcon: getNodeIcon,
getNodeLabel: getNodeLabel,
addSpinnerOverlay: addSpinnerOverlay,
decodeObject: decodeObject
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}
})();