Forum Discussion
pbiviz package Error
So I got an answer from Microsoft support team. We need to replace NodeListOf with HTMLCollectionOf in visual.ts.
And it happens even when I do not change anything in the script r file. I've also attached my visual.ts code.
/*
* Power BI Visual CLI
*
* Copyright (c) Microsoft Corporation
* All rights reserved.
* MIT License
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the ""Software""), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED *AS IS*, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
"use strict";
import powerbi from "powerbi-visuals-api";
import VisualConstructorOptions = powerbi.extensibility.visual.VisualConstructorOptions;
import VisualUpdateOptions = powerbi.extensibility.visual.VisualUpdateOptions;
import IVisual = powerbi.extensibility.visual.IVisual;
import EnumerateVisualObjectInstancesOptions = powerbi.EnumerateVisualObjectInstancesOptions;
import VisualObjectInstance = powerbi.VisualObjectInstance;
import DataView = powerbi.DataView;
import IViewport = powerbi.IViewport;
import VisualObjectInstanceEnumerationObject = powerbi.VisualObjectInstanceEnumerationObject;
import { VisualSettings } from "./settings";
import { ParseElement, ResetInjector, RunHTMLWidgetRenderer } from "./htmlInjectionUtility";
enum VisualUpdateType {
Data = 2,
Resize = 4,
ViewMode = 8,
Style = 16,
ResizeEnd = 32,
All = 62,
}
// below is a snippet of a definition for an object which will contain the property values
// selected by the users
/*interface VisualSettings {
lineColor: string;
}*/
// to allow this scenario you should first the following JSON definition to the capabilities.json file
// under the "objects" property:
// "settings": {
// "displayName": "Visual Settings",
// "description": "Visual Settings Tooltip",
// "properties": {
// "lineColor": {
// "displayName": "Line Color",
// "type": { "fill": { "solid": { "color": true }}}
// }
// }
// }
// in order to improve the performance, one can update the <head> only in the initial rendering.
// set to 'true' if you are using different packages to create the widgets
const updateHTMLHead: boolean = false;
const renderVisualUpdateType: number[] = [
VisualUpdateType.Resize,
VisualUpdateType.ResizeEnd,
VisualUpdateType.Resize + VisualUpdateType.ResizeEnd
];
export class Visual implements IVisual {
private rootElement: HTMLElement;
private headNodes: Node[];
private bodyNodes: Node[];
private settings: VisualSettings;
public constructor(options: VisualConstructorOptions) {
if (options && options.element) {
this.rootElement = options.element;
}
this.headNodes = [];
this.bodyNodes = [];
}
public update(options: VisualUpdateOptions): void {
if (!options ||
!options.type ||
!options.viewport ||
!options.dataViews ||
options.dataViews.length === 0 ||
!options.dataViews[0]) {
return;
}
const dataView: DataView = options.dataViews[0];
this.settings = Visual.parseSettings(dataView);
let payloadBase64: string = null;
if (dataView.scriptResult && dataView.scriptResult.payloadBase64) {
payloadBase64 = dataView.scriptResult.payloadBase64;
}
if (renderVisualUpdateType.indexOf(options.type) === -1) {
if (payloadBase64) {
this.injectCodeFromPayload(payloadBase64);
}
} else {
this.onResizing(options.viewport);
}
}
public onResizing(finalViewport: IViewport): void {
/* add code to handle resizing of the view port */
}
private injectCodeFromPayload(payloadBase64: string): void {
// inject HTML from payload, created in R
// the code is injected to the 'head' and 'body' sections.
// if the visual was already rendered, the previous DOM elements are cleared
ResetInjector();
if (!payloadBase64) {
return;
}
// create 'virtual' HTML, so parsing is easier
let el: HTMLHtmlElement = document.createElement("html");
try {
el.innerHTML = window.atob(payloadBase64);
} catch (err) {
return;
}
// if 'updateHTMLHead == false', then the code updates the header data only on the 1st rendering
// this option allows loading and parsing of large and recurring scripts only once.
if (updateHTMLHead || this.headNodes.length === 0) {
while (this.headNodes.length > 0) {
let tempNode: Node = this.headNodes.pop();
document.head.removeChild(tempNode);
}
let headList: NodeListOf<HTMLHeadElement> = el.getElementsByTagName("head");
if (headList && headList.length > 0) {
let head: HTMLHeadElement = headList[0];
this.headNodes = ParseElement(head, document.head);
}
}
// update 'body' nodes, under the rootElement
while (this.bodyNodes.length > 0) {
let tempNode: Node = this.bodyNodes.pop();
this.rootElement.removeChild(tempNode);
}
let bodyList: NodeListOf<HTMLBodyElement> = el.getElementsByTagName("body");
if (bodyList && bodyList.length > 0) {
let body: HTMLBodyElement = bodyList[0];
this.bodyNodes = ParseElement(body, this.rootElement);
}
RunHTMLWidgetRenderer();
}
private static parseSettings(dataView: DataView): VisualSettings {
return VisualSettings.parse(dataView) as VisualSettings;
}
/**
* This function gets called for each of the objects defined in the capabilities files and allows you to select which of the
* objects and properties you want to expose to the users in the property pane.
*
*/
public enumerateObjectInstances(options: EnumerateVisualObjectInstancesOptions):
VisualObjectInstance[] | VisualObjectInstanceEnumerationObject {
return VisualSettings.enumerateObjectInstances(this.settings || VisualSettings.getDefault(), options);
}
}
So I got an answer from Microsoft support team. We need to replace NodeListOf with HTMLCollectionOf in visual.ts.