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Revert "Change template to webcomponent", not ready for pushing

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This reverts commit e107b48c3a.
This commit is contained in:
nathan 2024-11-07 17:24:31 -07:00
parent e107b48c3a
commit b287d54149
6 changed files with 313 additions and 568 deletions
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11
api/js/etemplate/Et2Template/Et2Template.md
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@ -1,11 +0,0 @@
The template displays a loader while it is loading the file, and is replaced with the actual content once all widgets
are ready.
```html:preview
<style>
et2-template {
min-height: 5em;
}
</style>
<et2-template></et2-template>
```

26
api/js/etemplate/Et2Template/Et2Template.styles.ts
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@ -1,26 +0,0 @@
import {css} from 'lit';
export default css`
:host {
display: block;
position: relative;
height: 100%;
}
.template--loading {
position: absolute;
width: 100%;
height: 100%;
min-height: 5rem;
display: flex;
justify-content: center;
align-items: center;
background-color: var(--sl-panel-background-color);
color: var(--application-color, var(--primary-color));
z-index: var(--sl-z-index-dialog);
font-size: 5rem;
}
`;

512
api/js/etemplate/Et2Template/Et2Template.ts
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@ -1,512 +0,0 @@
/**
* EGroupware eTemplate2 - Email WebComponent
*
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
* @package api
* @link https://www.egroupware.org
* @author Nathan Gray
*/
import {html, LitElement, nothing} from "lit";
import {Et2Widget} from "../Et2Widget/Et2Widget";
import shoelace from "../Styles/shoelace";
import styles from "./Et2Template.styles";
import {property} from "lit/decorators/property.js";
import {customElement} from "lit/decorators/custom-element.js";
import {etemplate2} from "../etemplate2";
import {et2_loadXMLFromURL} from "../et2_core_xml";
import {Et2InputWidgetInterface} from "../Et2InputWidget/Et2InputWidget";
import {egw, IegwAppLocal} from "../../jsapi/egw_global";
import {until} from "lit/directives/until.js";
import {classMap} from "lit/directives/class-map.js";
import {et2_arrayMgr} from "../et2_core_arrayMgr";
// @ts-ignore
/**
* @summary Load & populate a template (.xet file)
*
*
* @event load - Emitted when all elements are loaded
*
* @csspart template - Wrapper around template content
*
* @cssproperty [--height=5] - The maximum height of the widget, to limit size when you have a lot of addresses. Set by rows property, when set.
*/
@customElement("et2-template")
export class Et2Template extends Et2Widget(LitElement)
{
static get styles()
{
return [
shoelace,
super.styles,
styles
];
}
/**
* Name / ID of template with optional cache-buster ('?'+filemtime of template on server)
* Template can be <app>.<template_file>.<template> form or short <template>.
* To use the short form, the file must already be loaded.
*/
@property()
template : string;
/**
* Url of template
* A full URL to load template, including cache-buster ('?'+filemtime of template on server)
* @type {string}
*/
@property()
url : string;
/**
* Content index
*
* Used for passing in specific content to the template other than what it would get by ID.
* @type {string}
*/
@property()
content : string;
protected loading : Promise<void>;
private __egw : IegwAppLocal = null;
constructor(egw? : IegwAppLocal)
{
super();
if(egw)
{
this.__egw = egw;
}
this.loading = Promise.resolve();
}
connectedCallback() : void
{
super.connectedCallback();
this.addEventListener("load", this.handleLoad);
if(this.template || this.id)
{
this.load();
}
}
disconnectedCallback() : void
{
super.disconnectedCallback();
this.removeEventListener("load", this.handleLoad);
}
async getUpdateComplete() : Promise<boolean>
{
const result = await super.getUpdateComplete();
await this.loading;
return result;
}
/**
* Searches for a DOM widget by id in the tree, descending into the child levels.
*
* @param _id is the id you're searching for
*/
getDOMWidgetById(_id) : typeof Et2Widget | null
{
let widget = this.getWidgetById(_id);
if(widget && (widget instanceof HTMLElement || widget.instanceOf(Et2Widget)))
{
return <typeof Et2Widget>widget;
}
return null
}
/**
* Searches for a Value widget by id in the tree, descending into the child levels.
*
* @param _id is the id you're searching for
*/
getInputWidgetById(_id) : Et2InputWidgetInterface | null
{
let widget = <any>this.getWidgetById(_id);
// instead of checking widget to be an instance of valueWidget (which would create a circular dependency)
// we check for the interface/methods of valueWidget
if(widget && typeof widget.get_value === 'function' && typeof widget.set_value === 'function')
{
return <Et2InputWidgetInterface>widget;
}
return null
}
/**
* Set the value for a child widget, specified by the given ID
*
* @param id string The ID you're searching for
* @param value Value for the widget
*
* @return Returns the result of widget's set_value(), though this is usually undefined
*
* @throws Error If the widget cannot be found or it does not have a set_value() function
*/
setValueById(id : string, value) : any
{
let widget = this.getWidgetById(id);
if(!widget)
{
throw 'Could not find widget ' + id;
}
// Don't care about what class it is, just that it has the function
// @ts-ignore
if(typeof widget.set_value !== 'function')
{
throw 'Widget ' + id + ' does not have a set_value() function';
}
// @ts-ignore
return widget.set_value(value);
}
/**
* Get the current value of a child widget, specified by the given ID
*
* This is the current value of the widget, which may be different from the original value given in content
*
* @param id string The ID you're searching for
* @throws Error If the widget cannot be found or it does not have a set_value() function
*/
getValueById(id : string)
{
let widget = this.getWidgetById(id);
if(!widget)
{
throw 'Could not find widget ' + id;
}
// Don't care about what class it is, just that it has the function
// @ts-ignore
if(typeof widget.get_value !== 'function' && typeof widget.value == "undefined")
{
throw 'Widget ' + id + ' does not have a get_value() function';
}
// @ts-ignore
return typeof widget.get_value == "function" ? widget.get_value() : widget.value;
}
/**
* Set the value for a child widget, specified by the given ID
*
* @param id string The ID you're searching for
* @throws Error If the widget cannot be found, or it does not have a set_value() function
*/
setDisabledById(id : string, value : boolean)
{
let widget = this.getWidgetById(id);
if(!widget)
{
throw 'Could not find widget ' + id;
}
// Don't care about what class it is, just that it has the function
// @ts-ignore
if(typeof widget.set_disabled !== 'function')
{
throw 'Widget ' + id + ' does not have a set_disabled() function';
}
// @ts-ignore
return widget.set_disabled(value);
}
public egw() : IegwAppLocal
{
if(this.__egw)
{
return this.__egw;
}
else
{
return super.egw();
}
}
/**
* Get the template XML and create widgets from it
*
* Asks the server if we don't have that template on the client yet, then takes the template
* node and goes through it, creating widgets.
*
* @returns {Promise<void>}
* @protected
*/
protected async load(newContent? : object)
{
if(typeof newContent != "undefined")
{
this.setArrayMgr("content", new et2_arrayMgr(newContent));
}
this.loading = new Promise(async(resolve, reject) =>
{
let xml = await this.findTemplate();
// Read the XML structure of the requested template
if(typeof xml != 'undefined')
{
console.time("loadFromXML");
this.loadFromXML(xml);
console.timeEnd("loadFromXML");
}
else
{
reject("Could not find template");
return;
}
// Wait for widgets to be complete
await this.loadFinished();
if(egw.debug_level() >= 4 && console.timeStamp)
{
console.timeEnd("Template load");
}
console.groupEnd();
resolve();
this.dispatchEvent(new CustomEvent("load", {
bubbles: true,
composed: true,
detail: this
}));
});
return this.loading;
}
/**
* Find the template XML node, either from the local cache or the server
*
* @returns {Promise<any>}
* @protected
*/
protected async findTemplate() : Promise<Node>
{
// Find template name
const parts = (this.template || this.id).split('?');
const cache_buster = parts.length > 1 ? parts.pop() : null;
let template_name = parts.pop();
console.groupCollapsed("Loading template " + template_name);
if(egw.debug_level() >= 4 && console.timeStamp)
{
console.timeStamp("Begin rendering template");
console.time("Template load");
}
// Check to see if the template is already known / loaded into global ETemplate cache
let xml = etemplate2.templates[template_name];
// Check to see if ID is short form --> prepend parent/top-level name
if(!xml && template_name.indexOf('.') < 0)
{
const root = this.getRoot();
const top_name = root && root.getInstanceManager() ? root.getInstanceManager().name : null;
if(top_name && template_name.indexOf('.') < 0)
{
template_name = top_name + '.' + template_name
xml = etemplate2.templates[template_name];
}
}
// Ask the server for the template
if(!xml)
{
let templates = await et2_loadXMLFromURL(this.getUrl(), null, this, this.loadFailed);
// Scan the file for templates and store them
let fallback;
for(let i = 0; i < templates.childNodes.length; i++)
{
const template = templates.childNodes[i];
if(template.nodeName.toLowerCase() != "template")
{
continue;
}
etemplate2.templates[template.getAttribute("id")] = template;
if(template.getAttribute("id") == template_name)
{
xml = template;
}
fallback = template;
}
// Take last template in the file if we had no name
if(!xml && !template_name)
{
xml = fallback;
}
}
return xml;
}
/**
* The template has been loaded, wait for child widgets to be complete.
*
* For webComponents, we wait for the widget's updateComplete.
* For legacy widgets, we let them finish and wait for their doLoadingFinished Promise
*
* @protected
*/
protected loadFinished()
{
console.time("loadFinished");
// List of Promises from widgets that are not quite fully loaded
let deferred = [];
// Inform the widget tree that it has been successfully loaded.
super.loadingFinished(deferred);
// Don't wait for ourselves, it will never happen
deferred = deferred.filter((d) => { return d.widget !== this});
let ready = false;
// Wait for everything to be loaded, then finish it up. Use timeout to give anything else a chance
// to run.
return Promise.race([
Promise.all(deferred).then(() => ready = true),
// If loading takes too long, give some feedback so we can try to track down why
new Promise((resolve) =>
{
setTimeout(() =>
{
if(ready)
{
return;
}
this.loadFailed("Load timeout");
console.debug("This is the deferred widget list. Look for widgets still pending to find the problem", deferred);
resolve();
}, 10000
);
})
]).then(() =>
{
console.timeEnd("loadFinished");
});
}
loadFailed(reason? : any)
{
this.egw().debug("error", "Loading failed '" + (this.template ?? this.id) + "' @ " + this.getUrl() + (reason ? " \n" + reason : ""));
}
protected getUrl()
{
if(this.url)
{
return this.url;
}
const parts = (this.template || this.id).split('?');
const cache_buster = parts.length > 1 ? parts.pop() : null;
let template_name = parts.pop();
const splitted = template_name.split('.');
const app = splitted.shift();
let url = this.egw().link(
'/' + app + "/templates/default/" + splitted.join('.') + ".xet",
{download: cache_buster ? cache_buster : (new Date).valueOf()}
);
// if we have no cache-buster, reload daily
if(url.indexOf('?') === -1)
{
url += '?download=' + ((new Date).valueOf() / 86400 | 0).toString();
}
return url;
}
public get app()
{
const parts = (this.template || this.id).split('?');
const cache_buster = parts.length > 1 ? parts.pop() : null;
let template_name = parts.pop();
const splitted = template_name.split('.');
return splitted.shift() || "";
}
/**
* Override parent to support content attribute
* Templates always have ID set, but seldom do we want them to
* create a namespace based on their ID.
*/
checkCreateNamespace()
{
if(this.content)
{
const old_id = this.id;
this.id = this.content;
super.checkCreateNamespace.apply(this, arguments);
this.id = old_id;
}
}
_createNamespace() : boolean
{
return true;
}
handleLoad(event)
{
if(this.onload && typeof this.onload == "function")
{
// Make sure function gets a reference to the widget
let args = Array.prototype.slice.call(arguments);
if(args.indexOf(this) == -1)
{
args.push(this);
}
return this.onload.apply(this, args);
}
}
loadingTemplate()
{
let loading = html`
<sl-spinner></sl-spinner>`;
return html`
<div class="template--loading">${loading}</div>`;
}
render()
{
const classes = {
template: true,
'template--disabled': this.disabled,
'template--readonly': this.readonly
};
if(this.app)
{
classes["template--app-" + this.app] = true;
}
if(this.layout != "none")
{
classes["layout-" + this.layout] = true;
classes["template--layout-" + this.layout] = true;
}
return html`
<div
part="base"
class=${classMap(classes)}
>
${until(this.loading.then(() => nothing), this.loadingTemplate())}
<slot></slot>
</div>`
}
}

4
api/js/etemplate/Layout/Et2Tabs/Et2Tabs.ts
View File

@ -12,10 +12,10 @@ import {loadWebComponent} from "../../Et2Widget/Et2Widget";
import {et2_directChildrenByTagName, et2_filteredNodeIterator, et2_readAttrWithDefault} from "../../et2_core_xml";
import {css, PropertyValues} from "lit";
import shoelace from "../../Styles/shoelace";
import {et2_createWidget} from "../../et2_core_widget";
import {colorsDefStyles} from "../../Styles/colorsDefStyles";
import {Et2InputWidget} from "../../Et2InputWidget/Et2InputWidget";
import {et2_IResizeable} from "../../et2_core_interfaces";
import {Et2Template} from "../../Et2Template/Et2Template";
export class Et2Tabs extends Et2InputWidget(SlTabGroup) implements et2_IResizeable
@ -456,7 +456,7 @@ export class Et2Tabs extends Et2InputWidget(SlTabGroup) implements et2_IResizeab
}
else
{
<Et2Template>loadWebComponent('et2-template', tab.widget_options, tab.contentDiv);
et2_createWidget('template', tab.widget_options, tab.contentDiv);
}
return tab.contentDiv;

262
api/js/etemplate/et2_widget_template.ts
View File

@ -8,8 +8,266 @@
* @author Andreas Stöckel
*/
/*egw:uses
et2_core_xml;
et2_core_DOMWidget;
*/
import './et2_core_interfaces';
import {et2_DOMWidget} from './et2_core_DOMWidget';
import {ClassWithAttributes} from "./et2_core_inheritance";
import {et2_register_widget, WidgetConfig} from "./et2_core_widget";
import {etemplate2} from "./etemplate2";
import {et2_cloneObject, et2_no_init} from "./et2_core_common";
import {et2_loadXMLFromURL} from "./et2_core_xml";
import {egw} from "../jsapi/egw_global";
/**
* @deprecated use Et2Template
* Class which implements the "template" XET-Tag. When the id parameter is set,
* the template class checks whether another template with this id already
* exists. If yes, this template is removed from the DOM tree, copied and
* inserted in place of this template.
*/
export type et2_template = Et2Template;
export class et2_template extends et2_DOMWidget
{
static readonly _attributes : any = {
"template": {
"name": "Template",
"type": "string",
"description": "Name / ID of template with optional cache-buster ('?'+filemtime of template on server)",
"default": et2_no_init
},
"group": {
// TODO: Not implemented
"name": "Group",
"description":"Not implemented",
//"default": 0
"default": et2_no_init
},
"version": {
"name": "Version",
"type": "string",
"description": "Version of the template"
},
"lang": {
"name": "Language",
"type": "string",
"description": "Language the template is written in"
},
"content": {
"name": "Content index",
"default": et2_no_init,
"description": "Used for passing in specific content to the template other than what it would get by ID."
},
url: {
name: "URL of template",
type: "string",
description: "full URL to load template incl. cache-buster"
},
"onload": {
"name": "onload",
"type": "js",
"default": et2_no_init,
"description": "JS code which is executed after the template is loaded."
}
};
content : string;
div : HTMLDivElement;
loading : Promise<any>;
/**
* Constructor
*/
constructor(_parent, _attrs? : WidgetConfig, _child? : object)
{
// Call the inherited constructor
super(_parent, _attrs, ClassWithAttributes.extendAttributes(et2_template._attributes, _child || {}));
// Set this early, so it's available for creating namespace
if(_attrs.content)
{
this.content = _attrs.content;
}
// constructor was called here before!
this.div = document.createElement("div");
// Deferred object so we can load via AJAX
this.loading = new Promise<any>((resolve, reject) =>
{
// run transformAttributes now, to get server-side modifications (url!)
if(_attrs.template)
{
this.id = _attrs.template;
this.transformAttributes(_attrs);
this.options = et2_cloneObject(_attrs);
_attrs = {};
}
if((this.id != "" || this.options.template) && !this.options.disabled)
{
var parts = (this.options.template || this.id).split('?');
var cache_buster = parts.length > 1 ? parts.pop() : null;
var template_name = parts.pop();
// Check to see if XML is known
var xml = null;
var templates = etemplate2.templates; // use global eTemplate cache
if(!(xml = templates[template_name]))
{
// Check to see if ID is short form --> prepend parent/top-level name
if(template_name.indexOf('.') < 0)
{
var root = _parent ? _parent.getRoot() : null;
var top_name = root && root._inst ? root._inst.name : null;
if(top_name && template_name.indexOf('.') < 0)
{
template_name = top_name + '.' + template_name;
}
}
xml = templates[template_name];
if(!xml)
{
// Ask server
var url = this.options.url;
if(!this.options.url)
{
var splitted = template_name.split('.');
var app = splitted.shift();
url = egw.link('/'+ app + "/templates/default/" +
splitted.join('.')+ ".xet", {download:cache_buster? cache_buster :(new Date).valueOf()});
}
// if server did not give a cache-buster, fall back to current time
if (url.indexOf('?') == -1) url += '?download='+(new Date).valueOf();
if(this.options.url || splitted.length)
{
var fetch_url_callback = function(_xmldoc)
{
// Scan for templates and store them
for(var i = 0; i < _xmldoc.childNodes.length; i++)
{
var template = _xmldoc.childNodes[i];
if(template.nodeName.toLowerCase() != "template")
{
continue;
}
templates[template.getAttribute("id")] = template;
}
// Read the XML structure of the requested template
if(typeof templates[template_name] != 'undefined')
{
this.loadFromXML(templates[template_name]);
}
// Update flag
resolve();
}.bind(this);
et2_loadXMLFromURL(url, fetch_url_callback, this, function( error) {
url = egw.link('/'+ app + "/templates/default/" +
splitted.join('.')+ ".xet", {download:cache_buster? cache_buster :(new Date).valueOf()});
et2_loadXMLFromURL(url, fetch_url_callback, this);
});
}
return;
}
}
if(xml !== null && typeof xml !== "undefined")
{
this.egw().debug("log", "Loading template from XML: ", template_name);
this.loadFromXML(xml);
// Don't call this here - done by caller, or on whole widget tree
//this.loadingFinished();
// But resolve the promise
resolve();
}
else
{
this.egw().debug("warn", "Unable to find XML for ", template_name);
reject("Unable to find XML for " + template_name);
}
}
else
{
// No actual template - not an error, just nothing to do
resolve();
}
});
}
/**
* Override parent to support content attribute
* Templates always have ID set, but seldom do we want them to
* create a namespace based on their ID.
*/
checkCreateNamespace(_attrs)
{
if(_attrs.content)
{
var old_id = _attrs.id;
this.id = _attrs.content;
super.checkCreateNamespace.apply(this, arguments);
this.id = old_id;
}
}
_createNamespace() : boolean
{
return true;
}
getDOMNode()
{
return this.div;
}
attachToDOM()
{
if (this.div)
{
jQuery(this.div)
.off('.et2_template')
.bind("load.et2_template", this, function(e) {
e.data.load.call(e.data, this);
});
}
return super.attachToDOM();
}
/**
* Called after the template is fully loaded to handle any onload handlers
*/
load()
{
if(typeof this.options.onload == 'function')
{
// Make sure function gets a reference to the widget
var args = Array.prototype.slice.call(arguments);
if(args.indexOf(this) == -1) args.push(this);
return this.options.onload.apply(this, args);
}
}
/**
* Override to return the promise for deferred loading
*/
doLoadingFinished()
{
// Apply parent now, which actually puts into the DOM
super.doLoadingFinished();
// Fire load event when done loading
this.loading.then(function() {jQuery(this).trigger("load");}.bind(this.div));
// Not done yet, but widget will let you know
return this.loading;
}
}
et2_register_widget(et2_template, ["template"]);

66
api/js/etemplate/etemplate2.ts
View File

@ -86,7 +86,6 @@ import './Et2Select/Tag/Et2ThumbnailTag';
import './Et2Spinner/Et2Spinner';
import './Et2Switch/Et2Switch';
import './Et2Switch/Et2SwitchIcon';
import './Et2Template/Et2Template';
import './Et2Textarea/Et2Textarea';
import './Et2Textarea/Et2TextareaReadonly';
import './Et2Textbox/Et2Textbox';
@ -157,7 +156,6 @@ import './et2_extension_nextmatch';
import './et2_extension_customfields';
import {Et2Tabs} from "./Layout/Et2Tabs/Et2Tabs";
import {Et2Dialog} from "./Et2Dialog/Et2Dialog";
import {Et2Template} from "./Et2Template/Et2Template";
/**
@ -185,7 +183,7 @@ export class etemplate2
private uniqueId : void | string;
private template_base_url : string;
private _widgetContainer : Et2Template;
private _widgetContainer : et2_container;
private _DOMContainer : HTMLElement;
private resize_timeout : number | boolean;
@ -218,6 +216,7 @@ export class etemplate2
/**
* Preset the object variable
* @type {et2_container}
*/
this._widgetContainer = null;
@ -676,17 +675,10 @@ export class etemplate2
}
// Create the basic widget container and attach it to the DOM
this._widgetContainer = new Et2Template(egw(currentapp, egw.elemWindow(this._DOMContainer)));
this._widgetContainer = new et2_container(null);
this._widgetContainer.setApiInstance(egw(currentapp, egw.elemWindow(this._DOMContainer)));
this._widgetContainer.setInstanceManager(this);
this._widgetContainer.template = this.name;
if(_url)
{
this._widgetContainer.url = _url;
}
// Set array managers first, or errors will happen
this._widgetContainer.setArrayMgrs(this._createArrayManagers(_data));
// Template starts loading when added
this.DOMContainer.append(this._widgetContainer);
this._widgetContainer.setParentDOMNode(this._DOMContainer);
// store the id to submit it back to server
if(_data)
@ -704,6 +696,14 @@ export class etemplate2
const _load = function()
{
egw.debug("log", "Loading template...");
if(egw.debug_level() >= 4 && console.timeStamp)
{
console.timeStamp("Begin rendering template");
console.time("Template load");
console.time("loadFromXML");
}
// Add into indexed list - do this before, so anything looking can find it,
// even if it's not loaded
if(typeof etemplate2._byTemplate[_name] == "undefined")
@ -718,6 +718,16 @@ export class etemplate2
this.DOMContainer.setAttribute("slot", etemplate2.templates[this.name].getAttribute("slot"));
}
this._widgetContainer.loadFromXML(etemplate2.templates[this.name]);
console.timeEnd("loadFromXML");
console.time("deferred");
// List of Promises from widgets that are not quite fully loaded
const deferred = [];
// Inform the widget tree that it has been successfully loaded.
this._widgetContainer.loadingFinished(deferred);
// Connect to the window resize event
jQuery(window).on("resize." + this.uniqueId, this, function(e)
{
@ -737,8 +747,27 @@ export class etemplate2
// to run.
setTimeout(() =>
{
this._widgetContainer.updateComplete.then(() =>
Promise.race([Promise.all(deferred),
// If loading takes too long, give some feedback so we can try to track down why
new Promise((resolve) =>
{
setTimeout(() =>
{
if(this.ready)
{
return;
}
egw.debug("error", "Loading timeout");
console.debug("Deferred widget list, look for widgets still pending.", deferred);
resolve()
}, 10000
);
})
]).then(() =>
{
console.timeEnd("deferred");
console.timeStamp("Deferred done");
// Clear dirty now that it's all loaded
this.widgetContainer.iterateOver((_widget) =>
{
@ -755,7 +784,7 @@ export class etemplate2
this.resize();
// Automatically set focus to first visible input for popups
if(this._widgetContainer.egw().is_popup() && jQuery('[autofocus]', this._DOMContainer).focus().length == 0)
if(this._widgetContainer._egw.is_popup() && jQuery('[autofocus]', this._DOMContainer).focus().length == 0)
{
this.focusOnFirstInput();
}
@ -826,6 +855,9 @@ export class etemplate2
{
if(etemplate2.templates[_name])
{
// Set array managers first, or errors will happen
this._widgetContainer.setArrayMgrs(this._createArrayManagers(_data));
// Already have it
_load.apply(this, []);
return;
@ -844,10 +876,14 @@ export class etemplate2
throw e;
}
}
// Split the given data into array manager objects and pass those to the
// widget container - do this here because file is loaded async
this._widgetContainer.setArrayMgrs(this._createArrayManagers(_data));
// Asynchronously load the XET file
return et2_loadXMLFromURL(_url, function(_xmldoc)
{
// Scan for templates and store them
for(let i = 0; i < _xmldoc.childNodes.length; i++)
{