prisme-flow
Version:
prisme platform flow engine
362 lines (346 loc) • 17.1 kB
JavaScript
/**
* Created by prisme.io on 09/06/2017.
*/
RED.utils = (function() {
function formatString(str) {
return str.replace(/\r?\n/g,"↵").replace(/\t/g,"→");
}
function sanitize(m) {
return m.replace(/&/g,"&").replace(/</g,"<").replace(/>/g,">");
}
function buildMessageSummaryValue(value) {
var result;
if (Array.isArray(value)) {
result = $('<span class="debug-message-object-value debug-message-type-meta"></span>').html('array['+value.length+']');
} 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>').html('buffer['+value.data.length+']');
} else if (value.hasOwnProperty('type') && value.type === 'array' && value.hasOwnProperty('data')) {
result = $('<span class="debug-message-object-value debug-message-type-meta"></span>').html('array['+value.length+']');
} 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))+"…";
} else {
subvalue = sanitize(value);
}
result = $('<span class="debug-message-object-value debug-message-type-string"></span>').html('"'+formatString(subvalue)+'"');
} else {
result = $('<span class="debug-message-object-value debug-message-type-other"></span>').text(""+value);
}
return result;
}
function makeExpandable(el,onexpand) {
el.addClass("debug-message-expandable");
el.click(function(e) {
var parent = $(this).parent();
if (parent.hasClass('collapsed')) {
if (onexpand && !parent.hasClass('built')) {
onexpand();
parent.addClass('built');
}
parent.removeClass('collapsed');
} else {
parent.addClass('collapsed');
}
e.preventDefault();
});
}
function buildMessageElement(obj,key,typeHint,hideKey) {
var i;
var e;
var entryObj;
var header;
var headerHead;
var value;
var element = $('<span class="debug-message-element"></span>');
if (!key) {
element.addClass("debug-message-top-level");
}
header = $('<span></span>').appendTo(element);
if (key && !hideKey) {
$('<span class="debug-message-object-key"></span>').text(key).appendTo(header);
$('<span>: </span>').appendTo(header);
}
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')) {
isArray = true;
isArrayObject = true;
}
if (obj === null || obj === undefined) {
$('<span class="debug-message-type-null">'+obj+'</span>').appendTo(entryObj);
} 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>').html(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);
});
}
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);
}
} else if (typeof obj === 'number') {
e = $('<span class="debug-message-type-number"></span>').text(""+obj).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) {
var format = $(this).data('format') || "date";
if (format === 'dec') {
$(this).text(""+obj).data('format','date');
} else if ((format === 'date') && (obj.toString().length===13) && (obj<=2147483647000)) {
$(this).text((new Date(obj)).toISOString()).data('format','hex');
} else if ((format === 'date') && (obj.toString().length===10) && (obj<=2147483647)) {
$(this).text((new Date(obj*1000)).toISOString()).data('format','hex');
} else {
$(this).text("0x"+(obj).toString(16)).data('format','dec');
}
evt.preventDefault();
});
}
} 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;
}
type = obj.type.toLowerCase();
} else if (/buffer/.test(typeHint)) {
type = 'buffer';
}
var fullLength = data.length;
if (originalLength > 0) {
$('<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');
makeExpandable(header,function() {
if (!key) {
headerHead = $('<span class="debug-message-type-meta debug-message-object-type-header"></span>').html(typeHint||(type+'['+originalLength+']')).appendTo(header);
}
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);
var bufferOpts = $('<span class="debug-message-buffer-opts"></span>').appendTo(headerHead);
$('<a href="#"></a>').addClass('selected').html('raw').appendTo(bufferOpts).click(function(e) {
if ($(this).text() === 'raw') {
$(this).text('string');
element.addClass('debug-message-buffer-string').removeClass('debug-message-buffer-raw');
} else {
$(this).text('raw');
element.removeClass('debug-message-buffer-string').addClass('debug-message-buffer-raw');
}
e.preventDefault();
e.stopPropagation();
})
}
var row;
if (fullLength <= 10) {
for (i=0;i<fullLength;i++) {
row = $('<div class="debug-message-object-entry collapsed"></div>').appendTo(arrayRows);
buildMessageElement(data[i],""+i,false).appendTo(row);
}
} 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);
buildMessageElement(data[i],""+i,false).appendTo(row);
}
}
})());
$('<span class="debug-message-object-key"></span>').html("["+minRange+" … "+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+' … '+originalLength+']</span></div>').appendTo(arrayRows);
}
}
});
}
if (key) {
headerHead = $('<span class="debug-message-type-meta f"></span>').html(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> …</span>').appendTo(headerHead);
}
if (arrayLength === 0) {
$('<span class="debug-message-type-meta">empty</span>').appendTo(headerHead);
}
$('<span> ]</span>').appendTo(headerHead);
}
} 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>').html('object').appendTo(header);
}
for (i=0;i<keys.length;i++) {
var row = $('<div class="debug-message-object-entry collapsed"></div>').appendTo(element);
buildMessageElement(obj[keys[i]],keys[i],false).appendTo(row);
}
if (keys.length === 0) {
$('<div class="debug-message-object-entry debug-message-type-meta collapsed"></div>').text("empty").appendTo(element);
}
});
}
if (key) {
$('<span class="debug-message-type-meta"></span>').html('object').appendTo(entryObj);
} 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> …</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);
}
return element;
}
function validatePropertyExpression(str) {
// This must be kept in sync with normalisePropertyExpression
// in red/runtime/util.js
var length = str.length;
if (length === 0) {
return false;
}
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) {
return false;
}
inString = true;
quoteChar = c;
start = i+1;
} else if (c === '.') {
if (i===0 || i===length-1) {
return false;
}
// Next char is first char of an identifier: a-z 0-9 $ _
if (!/[a-z0-9\$\_]/i.test(str[i+1])) {
return false;
}
start = i+1;
} else if (c === '[') {
if (i === 0) {
return false;
}
if (i===length-1) {
return false;
}
// Next char is either a quote or a number
if (!/["'\d]/.test(str[i+1])) {
return false;
}
start = i+1;
inBox = true;
} else if (c === ']') {
if (!inBox) {
return false;
}
if (start != i) {
v = str.substring(start,i);
if (!/^\d+$/.test(v)) {
return false;
}
}
start = i+1;
inBox = false;
} else if (c === ' ') {
return false;
}
} else {
if (c === quoteChar) {
if (i-start === 0) {
return false;
}
// Next char must be a ]
if (inBox && !/\]/.test(str[i+1])) {
return false;
} else if (!inBox && i+1!==length && !/[\[\.]/.test(str[i+1])) {
return false;
}
start = i+1;
inString = false;
}
}
}
if (inBox || inString) {
return false;
}
return true;
}
return {
createObjectElement: buildMessageElement,
validatePropertyExpression: validatePropertyExpression
}
})();