grunt-pageres

Capture website screenshots using pageres

Issues should be opened on the pageres issue tracker.

Using another task runner?

Install

$ npm install --save-dev grunt-pageres

Note to Linux users: If you get a "No usable sandbox!" error, you need to enable system sandboxing.

Usage

require('load-grunt-tasks')(grunt);

grunt.initConfig({
	pageres: {
		screenshot: {
			options: {
				urls: 'https://sindresorhus.com',
				sizes: [
					'1200x800',
					'800x600'
				],
				dest: 'dist'
			}
		},
		multipleUrls: {
			options: {
				urls: [
					'https://sindresorhus.com',
					'https://google.com'
				],
				sizes: [
					'800x1000',
					'400x1000'
				],
				dest: 'dist',
				crop: true
			}
		}
	}
});

grunt.registerTask('default', ['pageres']);

Options

urls

Required
Type: string | string[]

One or more URLs or local paths to the websites you want to screenshot.

sizes

Required
Type: string[]

Use a <width>x<height> notation or a keyword.

A keyword is a version of a device. You can also pass in the w3counter keyword to use the ten most popular resolutions from w3counter.

dest

Required
Type: string

Destination directory.

delay

Type: number (seconds)
Default: 0

Delay capturing the screenshot.

Useful when the site does things after load that you want to capture.

timeout

Type: number (seconds)
Default: 60

Number of seconds after which the request is aborted.

crop

Type: boolean
Default: false

Crop to the set height.

css

Type: string

Apply custom CSS to the webpage. Specify some CSS or the path to a CSS file.

script

Type: string

Apply custom JavaScript to the webpage. Specify some JavaScript or the path to a file.

cookies

Type: Array<string | object>

A string with the same format as a browser cookie or an object.

Tip: Go to the website you want a cookie for and copy-paste it from DevTools.

filename

Type: string

Define a customized filename using templating.
For example {{date}} - {{url}}-{{size}}{{crop}}.

Available variables:

• url: The URL in slugified form, eg. https://yeoman.io/blog/ becomes yeoman.io!blog
• size: Specified size, eg. 1024x1000
• width: Width of the specified size, eg. 1024
• height: Height of the specified size, eg. 1000
• crop: Outputs -cropped when the crop option is true
• date: The current date (Y-M-d), eg. 2015-05-18
• time: The current time (h-m-s), eg. 21-15-11

incrementalName

Type: boolean
Default: false

When a file exists, append an incremental number.

selector

Type: string

Capture a specific DOM element matching a CSS selector.

hide

Type: string[]

Hide an array of DOM elements matching CSS selectors.

username

Type: string

Username for authenticating with HTTP auth.

password

Type: string

Password for authenticating with HTTP auth.

scale

Type: number
Default: 1

Scale webpage n times.

format

Type: string
Default: png
Values: 'png' | 'jpg'

Image format.

userAgent

Type: string

Custom user agent.

headers

Type: object

Custom HTTP request headers.

transparent

Type: boolean
Default: false

Set background color to transparent instead of white if no background is set.