Try a local fab shop, they can rebuild your bucket. What's wrong with it?
There are also many bucket manufacturers on the internet that can build a bucket for you. All they need is your pin configuration. Many offer free shipping. Here is one example.
Take the bucket off and take it to a fab/welding shop. They can straighten and reinforce it for you. And if you ask them nicely, they might weld a hook on your bucket so you won't do that again.