hello, i want to change product price dynamically. i have one product which directly goes to checkout. i placed a custom code on order(checkout) where user upload files and get word count and price. user can delete uploaded file or add more files at that time price changes dynamically using ajax.this all done through custom php code. i want to implement my custom price with woocoomerce price at order review and it has to change dynamically every time when user upload or delete file(using woocommerce ajax).
my custom price : http://www.awesomescreenshot.com/image/1446863/badfb27a05e968e66fd71d75f418a09f
actual price: http://www.awesomescreenshot.com/image/1446897/d45cc5fade1e7f64f41b32f7c5732cbd
please help me......