Rendering HTML pages to PDF using PhantomJS (custom format, footer, margin ...)

html-to-pdf-A4.js

var page = require('webpage').create();

var cookie = {
   // your cookie here
};

page.paperSize = {
    format: 'A4',
    footer: {
        height: "2cm",
        contents: phantom.callback(function(pageNum, numPages) {
            return "<h4>Footer <span style='float:right'>" + pageNum + " / " + numPages + "</span></h4>";
        })
    },
    margin: {
        left: '1cm',
        right: '1cm'
    }
};

page.addCookie(cookie);

page.open('url here ...', function() {
    window.setTimeout(function() {
        page.render('rendered_page.pdf');
        phantom.exit();
    }, 10000);
});