SpareRoom.co.uk bookmarklet to open a directions map in a new tab.

README.md

Create a bookmarklet with this address:

javascript:(function(){var MY_DEST='LONDON';var t=jQuery('script:contains(SR.listing.detail.init()').text();var m=t.match(/lat: '(-?\d+\.\d+)',\s+lon: '(-?\d+\.\d+)/);var lat=m[1];var lon=m[2];var url='https://www.google.co.uk/maps?saddr='+lat+','+lon+'&daddr='+MY_DEST+'&directionsmode=transit&dirflg=r';window.open(url);})();

Remember to edit your destination address.

spareroom_map_directions.js

var MY_DEST = 'LONDON';

var t = jQuery('script:contains(SR.listing.detail.init()').text();
var m = t.match(/lat: '(-?\d+\.\d+)',\s+lon: '(-?\d+\.\d+)/);
var lat = m[1];
var lon = m[2];
var url = 'https://www.google.co.uk/maps?saddr='+lat+','+lon+'&daddr='+MY_DEST+'&directionsmode=transit&dirflg=r';
window.open(url);