In further exploration, there's some inconsistencies in behavior. Sometimes it triggers the error and sometimes it doesn't. I haven't yet figured out what the determining factor is.
On Tuesday, September 17, 2013 4:02:53 PM UTC-4, REM wrote: > > Actually, in checking out this solution, there is no change. It *still*always > triggers the validator. > > What could be causing this? > > > > On Tuesday, September 17, 2013 2:56:16 PM UTC-4, Anthony wrote: >> >> requires=IS_EMPTY_OR([IS_LENGTH(maxsize=200), >> IS_MATCH('^[a-zA-Z0-9\s\#\.\$\-\_]+$', error_message >> ='Character Not Allowed.')]) >> >> >> Anthony >> >> On Tuesday, September 17, 2013 2:44:14 PM UTC-4, REM wrote: >>> >>> I have a form field which is not required, but when it is submitted with >>> data, I want the data to be validated. The problem is, I get the validator >>> triggering when the form is submitted with no value in that field. I want >>> it to wait until there's data in there to validate it and ignore it if >>> blank. I thought I could get this behavior with required=False and then >>> using requires= validators, but it is failing the validation every time >>> when there's no data in the field. How do you get it to validate data >>> that's present and ignore blanks? >>> >>> The field in question is in the db.py as follows: >>> >>> Field('special_code1', 'string', length=200, required=False, >>> label='Special >>> Code 1', >>> requires=[IS_LENGTH(maxsize=200), >>> IS_MATCH('^[a-zA-Z0-9\s\#\.\$\-\_]+$',error_message >>> ='Character Not Allowed.')] >>> ), >>> >>> >>> >>> There are no other controllers acting on this data, and no combination >>> of anything I try above gets me what I want. >>> >>> >>> >>> >>> >>> -- Resources: - http://web2py.com - http://web2py.com/book (Documentation) - http://github.com/web2py/web2py (Source code) - https://code.google.com/p/web2py/issues/list (Report Issues) --- You received this message because you are subscribed to the Google Groups "web2py-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to web2py+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/groups/opt_out.