thank so much. again) среда, 17 декабря 2014 г., 7:16:26 UTC-8 пользователь Vivek Sampara написал: > > You could also use rails callbacks before_destroy > > http://api.rubyonrails.org/classes/ActiveRecord/Callbacks.html > > before_destroy :check_bus_status > > private > def check_bus_status > return false if bus.tickets > bus.places*0.9 > end > > On Wed, Dec 17, 2014 at 8:41 PM, Vivek Sampara <[email protected] > <javascript:>> wrote: >> >> Validate the destroy action in the ticket model . More info Here >> <http://stackoverflow.com/questions/123078/how-do-i-validate-on-destroy-in-rails> >> >> On Wed, Dec 17, 2014 at 8:33 PM, Psycho Shine <[email protected] >> <javascript:>> wrote: >>> >>> hi all. >>> Bus and Tickets/has_one, belongs_to/ >>> Users and Tickets/has_many, belongs_to/ >>> i want to realize next action: >>> >>> "ticket.destroy.lock" if bus.tickets > bus.places*0.9 >>> #if bus full for 90 %, users cant destroy their tickets (or bus never go >>> to race:)) >>> >>> How correct to realize this locking action? >>> >>> -- >>> You received this message because you are subscribed to the Google >>> Groups "Ruby on Rails: Talk" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected] <javascript:>. >>> To post to this group, send email to [email protected] >>> <javascript:>. >>> To view this discussion on the web visit >>> https://groups.google.com/d/msgid/rubyonrails-talk/3ede9e38-d33e-474e-9790-4ad663de5f94%40googlegroups.com >>> >>> <https://groups.google.com/d/msgid/rubyonrails-talk/3ede9e38-d33e-474e-9790-4ad663de5f94%40googlegroups.com?utm_medium=email&utm_source=footer> >>> . >>> For more options, visit https://groups.google.com/d/optout. >>> >>
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