From: Gene Tani <gene.tani@...>
Date: 2005-07-07T12:15:49+09:00
Subject: Re: (newb) converting seconds into plain english time units

check out ActiveSupport::CoreExtensions::Time::Calculations
also ActiveSupport::CoreExtensions::String::Inflections

http://as.rubyonrails.com/


luke wrote:
> thanks to you both, that works a charm :)
>
>
>
> "daz" <dooby@d10.karoo.co.uk> wrote in message
> news:55mcnc4beoS7PFbfSa8jmw@karoo.co.uk...
> >
> > luke wrote:
> > > hi,
> > >
> > > [...]  at the moment it's making everything a plural!
> > >
> > >
> > > def format_time seconds
> > >  hours  = (seconds / (60 * 60))
> > >  plural = "s" if hours.to_i > 1
> > >  time = "#{hours.to_i} hour#{plural}"
> > >  if hours > 23
> > >   days = hours / 24
> > >   plural = "s" if days.to_i > 1
> > >    time = "#{days.to_i} day#{plural}"
> > >    if days > 30
> > >     weeks = days / 7
> > >    plural = "s" if weeks.to_i > 1
> > >     time = "#{weeks.to_i} week#{plural}"
> > >    end
> > >  end
> > >
> > >  time
> > > end
> > >
> > > [...]
> > >
> > > any help would be much appreciated.
> > >
> >
> > The reason you're getting plural is that
> > "plural" is only set to 's', never ''.
> >
> > Here's one way which is probably similar to the way
> > Robert was describing.
> > (Haven't checked it rigorously ;)
> >
> > #----------------------------------------------------
> > def format_time(seconds)
> >   arr = [ ['second', [3600]  ],
> >           ['hour',   [24]    ],
> >           ['day',    [31, 7] ],
> >           ['week',   nil     ],
> >         ]
> >   t = seconds
> >   aix = 0
> >   while (lim = arr[aix][1])
> >     ## ternary operator   cond ? true : false
> >     (t >= lim[0]) ? t /= lim[-1] : break
> >     aix += 1
> >   end
> >   ## % is a method of the String class (like sprintf)
> >   '%4d %s%s' % [t, arr[aix][0], (t == 1) ? '' : 's']
> > end
> >
> > [   0,         #->    0 seconds
> >     1,         #->    1 second
> >    36,         #->   36 seconds
> >  3599,         #-> 3599 seconds
> >  3600,         #->    1 hour
> >  3601,         #->    1 hour
> >  3600*4,       #->    4 hours
> >  3600*23,      #->   23 hours
> >  3600*24*2,    #->    2 days
> >  3600*24*7,    #->    7 days
> >  3600*24*30,   #->   30 days
> >  3600*24*31,   #->    4 weeks
> >  3600*24*32,   #->    4 weeks
> >  3600*24*60,   #->    8 weeks
> >  3600*24*100,  #->   14 weeks
> > ].each do |secs|
> >   puts format_time(secs)
> > end
> > #----------------------------------------------------
> >
> > daz
> >
> >