Fit the rubber to the roof. From the outside slide the glass in as best you can. I use a plastic scraper about 40mm wide....from the inside push the seal over the glass while holding the glass in, once in give it a thump in to settle it in then...

Mostly use a visor these days. Keeps the **** off your face as well as out of your eyes

That looks like an abs sensor cable in the Top. Follow that cable attached to the brake flexi to see if it is

Normal run of the mill PU sealer, stuff like tiger seal, sticks anything to anything.