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Jan 11th, 2012
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  1. req.onValidationError(function (msg) {
  2. // put the validation msg if it doesn't exist
  3. if (_.indexOf(errors, msg) === -1) { errors.push(msg); }
  4. return this;
  5. });
  6. // Validate user input
  7. try {
  8. req.check('name', 'Please enter a valid name').len(3,30);
  9. req.check('comment', 'Please enter a valid comment').len(3,50);
  10. }
  11. catch (err) { }
  12. if (errors.length) {
  13. req.session.errors = errors;
  14. res.redirect('/');
  15. } else {
  16. render your page
  17. }
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