--- loncom/interface/slotrequest.pm 2005/06/04 07:44:48 1.3 +++ loncom/interface/slotrequest.pm 2005/11/21 17:50:45 1.32 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # Handler for requesting to have slots added to a students record # -# $Id: slotrequest.pm,v 1.3 2005/06/04 07:44:48 albertel Exp $ +# $Id: slotrequest.pm,v 1.32 2005/11/21 17:50:45 albertel Exp $ # # Copyright Michigan State University Board of Trustees # @@ -34,24 +34,29 @@ use Apache::Constants qw(:common :http : use Apache::loncommon(); use Apache::lonlocal; use Apache::lonnet; +use Date::Manip; sub fail { my ($r,$code)=@_; if ($code eq 'not_valid') { - $r->print('

'.&mt('Unable to understand what resource you wanted to sign up for.').'

'.$env{'form.symb'}); + $r->print('

'.&mt('Unable to understand what resource you wanted to sign up for.').'

'); + } elsif ($code eq 'not_allowed') { + $r->print('

'.&mt('Not allowed to sign up or change reservations at this time.').'

'); + } else { + $r->print('

'.&mt('Failed.').'

'); } + $r->print('

'. &mt('Return to last resource').'

'); &end_page($r); } sub start_page { - my ($r)=@_; + my ($r,$title)=@_; my $html=&Apache::lonxml::xmlbegin(); - $r->print($html.''. - &mt('Request another Worktime').''); - $r->print(&Apache::loncommon::bodytag('Requesting another Worktime')); + $r->print($html.''.&mt($title).''); + $r->print(&Apache::loncommon::bodytag($title)); } sub end_page { @@ -105,8 +110,58 @@ sub space_available { return 0; } -# FIXME - depends on the parameter for the resource to be correct -# tho prevent multiple reservations +sub check_for_reservation { + my ($symb)=@_; + my $student = &Apache::lonnet::EXT("resource.0.availablestudent", $symb, + $env{'user.domain'}, $env{'user.name'}); + + my $course = &Apache::lonnet::EXT("resource.0.available", $symb, + $env{'user.domain'}, $env{'user.name'}); + my @slots = (split(/:/,$student), split(/:/, $course)); + + &Apache::lonxml::debug(" slot list is ".join(':',@slots)); + + my ($cnum,$cdom)=&get_course(); + my %slots=&Apache::lonnet::get('slots', [@slots], $cdom, $cnum); + + foreach my $slot_name (@slots) { + next if (!defined($slots{$slot_name}) || + !ref($slots{$slot_name})); + &Apache::lonxml::debug(time." $slot_name ". + $slots{$slot_name}->{'starttime'}." -- ". + $slots{$slot_name}->{'startreserve'}); + if ($slots{$slot_name}->{'endtime'} > time && + $slots{$slot_name}->{'startreserve'} < time) { + # between start of reservation times and end of slot + return($slot_name, $slots{$slot_name}); + } + } + return (undef,undef); +} + +sub check_for_conflict { + my ($symb,$new_slot_name)=@_; + my $student = &Apache::lonnet::EXT("resource.0.availablestudent", $symb, + $env{'user.domain'}, $env{'user.name'}); + my $course = &Apache::lonnet::EXT("resource.0.available", $symb, + $env{'user.domain'}, $env{'user.name'}); + my @slots = (split(/:/,$student), split(/:/, $course)); + my ($cnum,$cdom)=&get_course(); + my %slots=&Apache::lonnet::get('slots', [@slots], $cdom, $cnum); + foreach my $slot_name (@slots) { + next if (!defined($slots{$slot_name}) || + !ref($slots{$slot_name})); + + next if (!defined($slots{$slot_name}->{'uniqueperiod'}) || + !ref($slots{$slot_name}->{'uniqueperiod'})); + my ($start,$end)=@{$slots{$slot_name}->{'uniqueperiod'}}; + if ($start