You can't, not without wrapping Laravel's validator class with your own. I generally use something like this:
https://gist.github.com/thepsion5/9bccc8d05a36ef2c4453
You could easily edit my code and add a beforeValidation(array $input) function. You could perform extra steps and then set errors and return false if there's a problem.
Last updated
2 years ago.
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