Capture Form Image from Sharepoint

sharepoint.screengrab.js

'use strict';
/**
 * @usage node sharepoint.screengrab.js url filename.ext
 */

var args = process.argv.slice(2);

const puppeteer = require('puppeteer');

puppeteer.launch().then(function (browser)
{
	try
	{
		const options = {
			path: args[1],
			fullPage: true
		}
		const headers = new Map();
		headers.set(
			'Proxy-Authorization'
		);
		const viewPort = {
			width: 1280,
			height: 800
		}
		browser.newPage().then(function (page)
		{
			page.setViewport(viewPort)
			page.setExtraHTTPHeaders(headers);
			//TODO: Authenticate Here
			try
			{
				page.goto(args[0])
				page.waitForNavigation(
				{
					waitUntil: "networkidle0"
				}).then(function ()
				{
					page.evaluate(function ()
					{
						var css = 'textarea{white-space: pre-line !important;}',
							head = document.head || document.getElementsByTagName('head')[0],
							style = document.createElement('style');

						style.type = 'text/css';

						if (style.styleSheet)
						{
							style.styleSheet.cssText = css;
						}
						else
						{
							style.appendChild(document.createTextNode(css));
						}
						head.appendChild(style);
						var noscript = document.getElementsByTagName('noscript');
						var index = noscript.length;
						while (index--)
						{
							noscript[index].parentNode.removeChild(noscript[index]);
						}
						var script = document.getElementsByTagName('script');
						var index = script.length;
						while (index--)
						{
							script[index].parentNode.removeChild(script[index]);
						}
						var notDlg = document.getElementsByClassName('s4-notdlg'),
							i;
						for (var i = 0; i < notDlg.length; i++)
						{
							notDlg[i].style.display = 'none';
						}
						var ribbonrow = document.getElementById("s4-ribbonrow")
						if (ribbonrow)
						{
							ribbonrow.style.display = 'none';
						};
						var leftpanel = document.getElementById("s4-leftpanel-content")
						if (leftpanel)
						{
							leftpanel.style.display = 'none';
						};
						return document.documentElement.innerHTML;
					}).then(function (bb)
					{
						setTimeout(function ()
						{
							page.$("[id$='XmlFormView'] table").then(function (clipObj)
							{
								if (clipObj)
								{
									console.log("Clip Obj Found")
									options.fullPage = false
									clipObj.boundingBox().then(function (boundingBox)
									{
										options.clip = boundingBox
										clipObj.screenshot(options).then(function ()
										{
											browser.close()
										})
									})
								}
								else
								{
									console.log("Clip Obj NOT Found")
									page.screenshot(options).then(function ()
									{
										browser.close()
									})
								};
							}, 2000);
						})
					})
				})
			}
			catch (e)
			{
				console.log("Clip Obj NOT Found")
				browser.close()
				process.exit()
			}
		})
	}
	catch (e)
	{
		console.log(e)
		browser.close()
		process.exit()
	}
})