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Handle node configs with multiple external scripts properly 

If the config had multiple scripts, we were calling the done
callback once for each script. This in turn led to duplicate
flows being loaded.
This commit is contained in:
Nick O'Leary 2019-03-15 18:50:58 +00:00
parent bdf68311b4
commit afe89c3621
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1 changed files with 13 additions and 2 deletions
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15
packages/node_modules/@node-red/editor-client/src/js/red.js vendored
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@ -28,15 +28,26 @@ var RED = (function() {
var hasDeferred = false;
var nodeConfigEls = $("<div>"+nodeConfig+"</div>");
nodeConfigEls.find("script").each(function(i,el) {
var scripts = nodeConfigEls.find("script");
var scriptCount = scripts.length;
scripts.each(function(i,el) {
var srcUrl = $(el).attr('src');
if (srcUrl && !/^\s*(https?:|\/|\.)/.test(srcUrl)) {
$(el).remove();
console.log("Appending script for",moduleId)
var newScript = document.createElement("script");
newScript.onload = function() { $("body").append(nodeConfigEls); done() }
newScript.onload = function() {
scriptCount--;
if (scriptCount === 0) {
$("body").append(nodeConfigEls);
done()
}
}
$('body').append(newScript);
newScript.src = RED.settings.apiRootUrl+srcUrl;
hasDeferred = true;
} else {
scriptCount--;
}
})
if (!hasDeferred) {