--- loncom/interface/slotrequest.pm 2005/09/09 18:27:56 1.13 +++ loncom/interface/slotrequest.pm 2009/03/29 17:56:43 1.93 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # Handler for requesting to have slots added to a students record # -# $Id: slotrequest.pm,v 1.13 2005/09/09 18:27:56 albertel Exp $ +# $Id: slotrequest.pm,v 1.93 2009/03/29 17:56:43 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -34,34 +34,39 @@ use Apache::Constants qw(:common :http : use Apache::loncommon(); use Apache::lonlocal; use Apache::lonnet; +use Apache::lonnavmaps(); +use Date::Manip; +use lib '/home/httpd/lib/perl/'; +use LONCAPA; sub fail { my ($r,$code)=@_; if ($code eq 'not_valid') { $r->print('<p>'.&mt('Unable to understand what resource you wanted to sign up for.').'</p>'); - + } elsif ($code eq 'not_available') { + $r->print('<p>'.&mt('No slots are available.').'</p>'); } elsif ($code eq 'not_allowed') { $r->print('<p>'.&mt('Not allowed to sign up or change reservations at this time.').'</p>'); } else { $r->print('<p>'.&mt('Failed.').'</p>'); } - $r->print('<p><a href="/adm/flip?postdata=return:">'. - &mt('Return to last resource').'</a></p>'); + &return_link($r); &end_page($r); } sub start_page { - my ($r)=@_; - my $html=&Apache::lonxml::xmlbegin(); - $r->print($html.'<head><title>'. - &mt('Request another Worktime').'</title></head>'); - $r->print(&Apache::loncommon::bodytag('Requesting another Worktime')); + my ($r,$title,$brcrum)=@_; + my $args; + if (ref($brcrum) eq 'ARRAY') { + $args = {bread_crumbs => $brcrum}; + } + $r->print(&Apache::loncommon::start_page($title,undef,$args)); } sub end_page { my ($r)=@_; - $r->print(&Apache::loncommon::endbodytag().'</html>'); + $r->print(&Apache::loncommon::end_page()); } =pod @@ -76,7 +81,7 @@ sub end_page { =cut sub get_course { - (undef,my $courseid)=&Apache::lonxml::whichuser(); + (undef,my $courseid)=&Apache::lonnet::whichuser(); my $cdom=$env{'course.'.$courseid.'.domain'}; my $cnum=$env{'course.'.$courseid.'.num'}; return ($cnum,$cdom); @@ -89,7 +94,9 @@ sub get_reservation_ids { my %consumed=&Apache::lonnet::dump('slot_reservations',$cdom,$cnum, "^$slot_name\0"); - + if (&Apache::lonnet::error(%consumed)) { + return 'error: Unable to determine current status'; + } my ($tmp)=%consumed; if ($tmp=~/^error: 2 / ) { return 0; @@ -111,7 +118,7 @@ sub space_available { } sub check_for_reservation { - my ($symb)=@_; + my ($symb,$mode)=@_; my $student = &Apache::lonnet::EXT("resource.0.availablestudent", $symb, $env{'user.domain'}, $env{'user.name'}); @@ -124,7 +131,14 @@ sub check_for_reservation { my ($cnum,$cdom)=&get_course(); my %slots=&Apache::lonnet::get('slots', [@slots], $cdom, $cnum); - foreach my $slot_name (@slots) { + if (&Apache::lonnet::error($student) + || &Apache::lonnet::error($course) + || &Apache::lonnet::error(%slots)) { + return 'error: Unable to determine current status'; + } + my @got; + my @sorted_slots = &Apache::loncommon::sorted_slots(\@slots,\%slots); + foreach my $slot_name (@sorted_slots) { next if (!defined($slots{$slot_name}) || !ref($slots{$slot_name})); &Apache::lonxml::debug(time." $slot_name ". @@ -133,50 +147,127 @@ sub check_for_reservation { if ($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}); + if ($mode eq 'allslots') { + push(@got,$slot_name); + } else { + return($slot_name, $slots{$slot_name}); + } } } + if ($mode eq 'allslots' && @got) { + return @got; + } return (undef,undef); } +sub get_consumed_uniqueperiods { + my ($slots) = @_; + my $navmap=Apache::lonnavmaps::navmap->new; + if (!defined($navmap)) { + return 'error: Unable to determine current status'; + } + my @problems = $navmap->retrieveResources(undef, + sub { $_[0]->is_problem() },1,0); + my %used_slots; + foreach my $problem (@problems) { + my $symb = $problem->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'}, + $env{'user.name'}); + if (&Apache::lonnet::error($student) + || &Apache::lonnet::error($course)) { + return 'error: Unable to determine current status'; + } + foreach my $slot (split(/:/,$student), split(/:/, $course)) { + $used_slots{$slot}=1; + } + } + + if (!ref($slots)) { + my ($cnum,$cdom)=&get_course(); + my %slots=&Apache::lonnet::get('slots', [keys(%used_slots)], $cdom, $cnum); + if (&Apache::lonnet::error(%slots)) { + return 'error: Unable to determine current status'; + } + $slots = \%slots; + } + + my %consumed_uniqueperiods; + foreach my $slot_name (keys(%used_slots)) { + next if (!defined($slots->{$slot_name}) || + !ref($slots->{$slot_name})); + + next if (!defined($slots->{$slot_name}{'uniqueperiod'}) || + !ref($slots->{$slot_name}{'uniqueperiod'})); + $consumed_uniqueperiods{$slot_name} = + $slots->{$slot_name}{'uniqueperiod'}; + } + return \%consumed_uniqueperiods; +} + 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{$slot_name})); + my ($symb,$new_slot_name,$new_slot,$slots,$consumed_uniqueperiods)=@_; - next if (!defined($slots{$slot_name}->{'uniqueperiod'}) || - !ref($slots{$slot_name}->{'uniqueperiod'})); - my ($start,$end)=@{$slots{$slot_name}->{'uniqueperiod'}}; - if ($start<time && time < $end) { + if (!defined($new_slot->{'uniqueperiod'})) { return undef; } + + if (!ref($consumed_uniqueperiods)) { + $consumed_uniqueperiods = &get_consumed_uniqueperiods($slots); + if (ref($consumed_uniqueperiods) eq 'HASH') { + if (&Apache::lonnet::error(%$consumed_uniqueperiods)) { + return 'error: Unable to determine current status'; + } + } else { + return 'error: Unable to determine current status'; + } + } + + my ($new_uniq_start,$new_uniq_end) = @{$new_slot->{'uniqueperiod'}}; + foreach my $slot_name (keys(%$consumed_uniqueperiods)) { + my ($start,$end)=@{$consumed_uniqueperiods->{$slot_name}}; + if (! + ($start < $new_uniq_start && $end < $new_uniq_start) || + ($start > $new_uniq_end && $end > $new_uniq_end )) { return $slot_name; } } return undef; - } sub make_reservation { - my ($slot_name,$slot,$symb)=@_; - - my ($cnum,$cdom)=&get_course(); + my ($slot_name,$slot,$symb,$cnum,$cdom)=@_; my $value=&Apache::lonnet::EXT("resource.0.availablestudent",$symb, $env{'user.domain'},$env{'user.name'}); &Apache::lonxml::debug("value is $value<br />"); + + my $use_slots = &Apache::lonnet::EXT("resource.0.useslots",$symb, + $env{'user.domain'},$env{'user.name'}); + &Apache::lonxml::debug("use_slots is $use_slots<br />"); + + if (&Apache::lonnet::error($value) + || &Apache::lonnet::error($use_slots)) { + return 'error: Unable to determine current status'; + } + + my $parm_symb = $symb; + my $parm_level = 1; + if ($use_slots eq 'map' || $use_slots eq 'map_map') { + my ($map) = &Apache::lonnet::decode_symb($symb); + $parm_symb = &Apache::lonnet::symbread($map); + $parm_level = 2; + } + foreach my $other_slot (split(/:/, $value)) { if ($other_slot eq $slot_name) { my %consumed=&Apache::lonnet::dump('slot_reservations', $cdom, $cnum, "^$slot_name\0"); - - my $me=$env{'user.name'}.'@'.$env{'user.domain'}; + if (&Apache::lonnet::error($value)) { + return 'error: Unable to determine current status'; + } + my $me=$env{'user.name'}.':'.$env{'user.domain'}; foreach my $key (keys(%consumed)) { if ($consumed{$key}->{'name'} eq $me) { my $num=(split('\0',$key))[1]; @@ -190,7 +281,9 @@ sub make_reservation { if (!defined($max)) { $max=99999; } my (@ids)=&get_reservation_ids($slot_name); - + if (&Apache::lonnet::error(@ids)) { + return 'error: Unable to determine current status'; + } my $last=0; foreach my $id (@ids) { my $num=(split('\0',$id))[1]; @@ -204,9 +297,9 @@ sub make_reservation { return undef; } - my %reservation=('name' => $env{'user.name'}.'@'.$env{'user.domain'}, + my %reservation=('name' => $env{'user.name'}.':'.$env{'user.domain'}, 'timestamp' => time, - 'symb' => $symb); + 'symb' => $parm_symb); my $success=&Apache::lonnet::newput('slot_reservations', {"$slot_name\0$wanted" => @@ -218,12 +311,7 @@ sub make_reservation { if ($value) { $new_value=$value.':'.$new_value; } - my $result=&Apache::lonparmset::storeparm_by_symb($symb, - '0_availablestudent', - 1, $new_value, 'string', - $env{'user.name'}, - $env{'user.domain'}); - &Apache::lonxml::debug("hrrm $result"); + &store_slot_parm($symb,$slot_name,$parm_level,$new_value,$cnum,$cdom); return $wanted; } @@ -231,17 +319,199 @@ sub make_reservation { return undef; } +sub store_slot_parm { + my ($symb,$slot_name,$parm_level,$new_value,$cnum,$cdom) = @_; + my $result=&Apache::lonparmset::storeparm_by_symb($symb, + '0_availablestudent', + $parm_level, $new_value, + 'string', + $env{'user.name'}, + $env{'user.domain'}); + &Apache::lonxml::debug("hrrm $result"); + my %storehash = ( + symb => $symb, + slot => $slot_name, + action => 'reserve', + context => $env{'form.context'}, + ); + + &Apache::lonnet::instructor_log('slotreservationslog',\%storehash, + '',$env{'user.name'},$env{'user.domain'}, + $cnum,$cdom); + &Apache::lonnet::instructor_log($cdom.'_'.$cnum.'_slotlog',\%storehash, + 1,$env{'user.name'},$env{'user.domain'}, + $env{'user.name'},$env{'user.domain'}); + + return; +} + +sub remove_registration { + my ($r) = @_; + if ($env{'form.entry'} ne 'remove all') { + return &remove_registration_user($r); + } + my $slot_name = $env{'form.slotname'}; + my %slot=&Apache::lonnet::get_slot($slot_name); + + my ($cnum,$cdom)=&get_course(); + my %consumed=&Apache::lonnet::dump('slot_reservations',$cdom,$cnum, + "^$slot_name\0"); + if (&Apache::lonnet::error(%consumed)) { + $r->print("<p><span class=\"LC_error\">".&mt('A network error has occurred.').'</span></p>'); + return; + } + if (!%consumed) { + $r->print('<p>'.&mt('Slot [_1] has no reservations.', + '<tt>'.$slot_name.'</tt>').'</p>'); + return; + } + + my @names = map { $consumed{$_}{'name'} } (sort(keys(%consumed))); + my $names = join(' ',@names); + + my $msg = &mt('Remove all of [_1] from slot [_2]?',$names,$slot_name); + &remove_registration_confirmation($r,$msg,['entry','slotname','context']); +} + +sub remove_registration_user { + my ($r) = @_; + + my $slot_name = $env{'form.slotname'}; + + my $name = &Apache::loncommon::plainname($env{'form.uname'}, + $env{'form.udom'}); + + my $title = &Apache::lonnet::gettitle($env{'form.symb'}); + + my $msg = &mt('Remove [_1] from slot [_2] for [_3]', + $name,$slot_name,$title); + + &remove_registration_confirmation($r,$msg,['uname','udom','slotname', + 'entry','symb','context']); +} + +sub remove_registration_confirmation { + my ($r,$msg,$inputs) =@_; + + my $hidden_input; + foreach my $parm (@{$inputs}) { + $hidden_input .= + '<input type="hidden" name="'.$parm.'" value="' + .&HTML::Entities::encode($env{'form.'.$parm},'"<>&\'').'" />'."\n"; + } + my %lt = &Apache::lonlocal::texthash( + 'yes' => 'Yes', + 'no' => 'No', + ); + $r->print(<<"END_CONFIRM"); +<p> $msg </p> +<form action="/adm/slotrequest" method="post"> + <input type="hidden" name="command" value="release" /> + <input type="hidden" name="button" value="yes" /> + $hidden_input + <input type="submit" value="$lt{'yes'}" /> +</form> +<form action="/adm/slotrequest" method="post"> + <input type="hidden" name="command" value="showslots" /> + <input type="submit" value="$lt{'no'}" /> +</form> +END_CONFIRM + +} + +sub release_all_slot { + my ($r,$mgr)=@_; + + my $slot_name = $env{'form.slotname'}; + + my ($cnum,$cdom)=&get_course(); + + my %consumed=&Apache::lonnet::dump('slot_reservations',$cdom,$cnum, + "^$slot_name\0"); + + $r->print('<p>'.&mt('Releasing reservations').'</p>'); + + foreach my $entry (sort { $consumed{$a}{'name'} cmp + $consumed{$b}{'name'} } (keys(%consumed))) { + my ($uname,$udom) = split(':',$consumed{$entry}{'name'}); + my ($result,$msg) = + &release_reservation($slot_name,$uname,$udom, + $consumed{$entry}{'symb'},$mgr); + if (!$result) { + $r->print('<p><span class="LC_error">'.&mt($msg).'</span></p>'); + } else { + $r->print("<p>$msg</p>"); + } + $r->rflush(); + } + $r->print('<p><a href="/adm/slotrequest?command=showslots">'. + &mt('Return to slot list').'</a></p>'); + &return_link($r); +} + sub release_slot { - my ($r,$symb,$slot_name,$inhibit_return_link)=@_; + my ($r,$symb,$slot_name,$inhibit_return_link,$mgr)=@_; if ($slot_name eq '') { $slot_name=$env{'form.slotname'}; } - my ($cnum,$cdom)=&get_course(); + + my ($uname,$udom) = ($env{'user.name'}, $env{'user.domain'}); + if ($mgr eq 'F' + && defined($env{'form.uname'}) && defined($env{'form.udom'})) { + ($uname,$udom) = ($env{'form.uname'}, $env{'form.udom'}); + } + + if ($mgr eq 'F' + && defined($env{'form.symb'})) { + $symb = &unescape($env{'form.symb'}); + } + + my ($result,$msg) = + &release_reservation($slot_name,$uname,$udom,$symb,$mgr); + if (!$result) { + $r->print('<p><span class="LC_error">'.&mt($msg).'</span></p>'); + } else { + $r->print("<p>$msg</p>"); + } + + if ($mgr eq 'F') { + $r->print('<p><a href="/adm/slotrequest?command=showslots">'. + &mt('Return to slot list').'</a></p>'); + } + + if (!$inhibit_return_link) { &return_link($r); } + return $result; +} + +sub release_reservation { + my ($slot_name,$uname,$udom,$symb,$mgr) = @_; + my %slot=&Apache::lonnet::get_slot($slot_name); + my $description=&get_description($slot_name,\%slot); + + if ($mgr ne 'F') { + if ($slot{'starttime'} < time) { + return (0,&mt('Not allowed to release Reservation: [_1], as it has already ended.',$description)); + } + } + + # if the reservation symb is for a map get a resource in that map + # to check slot parameters on + my $navmap=Apache::lonnavmaps::navmap->new; + if (!defined($navmap)) { + return (0,'error: Unable to determine current status'); + } + my $passed_resource = $navmap->getBySymb($symb); + if ($passed_resource->is_map()) { + my ($a_resource) = + $navmap->retrieveResources($passed_resource, + sub {$_[0]->is_problem()},0,1); + $symb = $a_resource->symb(); + } # get parameter string, check for existance, rebuild string with the slot - - my @slots = split(/:/,&Apache::lonnet::EXT("resource.0.availablestudent", - $symb,$env{'user.domain'}, - $env{'user.name'})); + my $student = &Apache::lonnet::EXT("resource.0.availablestudent", + $symb,$udom,$uname); + my @slots = split(/:/,$student); + my @new_slots; foreach my $exist_slot (@slots) { if ($exist_slot eq $slot_name) { next; } @@ -249,138 +519,285 @@ sub release_slot { } my $new_param = join(':',@new_slots); + my ($cnum,$cdom)=&get_course(); + # get slot reservations, check if user has one, if so remove reservation my %consumed=&Apache::lonnet::dump('slot_reservations',$cdom,$cnum, "^$slot_name\0"); foreach my $entry (keys(%consumed)) { - if ( $consumed{$entry}->{'name'} eq - ($env{'user.name'}.'@'.$env{'user.domain'}) ) { + if ( $consumed{$entry}->{'name'} eq ($uname.':'.$udom) ) { &Apache::lonnet::del('slot_reservations',[$entry], $cdom,$cnum); + my %storehash = ( + symb => $symb, + slot => $slot_name, + action => 'release', + context => $env{'form.context'}, + ); + &Apache::lonnet::instructor_log('slotreservationslog',\%storehash, + 1,$uname,$udom,$cnum,$cdom); + &Apache::lonnet::instructor_log($cdom.'_'.$cnum.'_slotlog',\%storehash, + 1,$uname,$udom,$uname,$udom); } } + + my $use_slots = &Apache::lonnet::EXT("resource.0.useslots", + $symb,$udom,$uname); + &Apache::lonxml::debug("use_slots is $use_slots<br />"); + + if (&Apache::lonnet::error($use_slots)) { + return (0,'error: Unable to determine current status'); + } + + my $parm_level = 1; + if ($use_slots eq 'map' || $use_slots eq 'map_map') { + $parm_level = 2; + } # store new parameter string my $result=&Apache::lonparmset::storeparm_by_symb($symb, '0_availablestudent', - 1, $new_param, 'string', - $env{'user.name'}, - $env{'user.domain'}); + $parm_level, $new_param, + 'string', $uname, $udom); + my $msg; + if ($mgr eq 'F') { + $msg = &mt('Released Reservation for user: [_1]',"$uname:$udom"); + } else { + $msg = &mt('Released Reservation: [_1]',$description); + } + return (1,$msg); +} + +sub delete_slot { + my ($r)=@_; + + my $slot_name = $env{'form.slotname'}; my %slot=&Apache::lonnet::get_slot($slot_name); - my $description=&get_description($env{'form.slotname'},\%slot); - $r->print("<p>Released Reservation: $description</p>"); - if (!$inhibit_return_link) { - $r->print('<p><a href="/adm/flip?postdata=return:">'. - &mt('Return to last resource').'</a></p>'); + + my ($cnum,$cdom)=&get_course(); + my %consumed=&Apache::lonnet::dump('slot_reservations',$cdom,$cnum, + "^$slot_name\0"); + my ($tmp) = %consumed; + if ($tmp =~ /error: 2/) { undef(%consumed); } + + if (%slot && !%consumed) { + $slot{'type'} = 'deleted'; + my $ret = &Apache::lonnet::cput('slots', {$slot_name => \%slot}, + $cdom, $cnum); + if ($ret eq 'ok') { + $r->print('<p>'.&mt('Slot [_1] marked as deleted.','<tt>'.$slot_name.'</tt>').'</p>'); + } else { + $r->print('<p><span class="LC_error">'.&mt('An error occurred when attempting to delete slot: [_1]','<tt>'.$slot_name.'</tt>')." ($ret)</span></p>"); + } + } else { + if (%consumed) { + $r->print('<p>'.&mt('Slot [_1] has active reservations.','<tt>'.$slot_name.'</tt>').'</p>'); + } else { + $r->print('<p>'.&mt('Slot [_1] does not exist.','<tt>'.$slot_name.'</tt>').'</p>'); + } + } + $r->print('<p><a href="/adm/slotrequest?command=showslots">'. + &mt('Return to slot list').'</a></p>'); + &return_link($r); +} + +sub return_link { + my ($r) = @_; + if (($env{'form.command'} eq 'manageresv') || ($env{'form.context'} eq 'usermanage')) { + $r->print('<p><a href="/adm/slotrequest?command=manageresv">'. + &mt('Return to reservations')); + } else { + $r->print('<p><a href="/adm/flip?postdata=return:">'. + &mt('Return to last resource').'</a></p>'); } - return 1; } sub get_slot { - my ($r,$symb)=@_; + my ($r,$symb,$conflictable_slot,$inhibit_return_link)=@_; + + my %slot=&Apache::lonnet::get_slot($env{'form.slotname'}); + my $slot_name=&check_for_conflict($symb,$env{'form.slotname'},\%slot); - my $slot_name=&check_for_conflict($symb,$env{'form.slotname'}); - if ($slot_name) { + if ($slot_name =~ /^error: (.*)/) { + $r->print('<p><span class="LC_error">' + .&mt('An error occurred while attempting to make a reservation. ([_1])',$1) + .'</span></p>'); + &return_link($r); + return 0; + } + if ($slot_name && $slot_name ne $conflictable_slot) { my %slot=&Apache::lonnet::get_slot($slot_name); my $description1=&get_description($slot_name,\%slot); %slot=&Apache::lonnet::get_slot($env{'form.slotname'}); my $description2=&get_description($env{'form.slotname'},\%slot); - $r->print("<p>Already have a reservation: $description1</p>"); + $r->print('<p>'.&mt('Already have a reservation: [_1].',$description1).'</p>'); if ($slot_name ne $env{'form.slotname'}) { $r->print(<<STUFF); -<form method="POST" action="/adm/slotrequest"> +<form method="post" action="/adm/slotrequest"> <input type="hidden" name="symb" value="$env{'form.symb'}" /> <input type="hidden" name="slotname" value="$env{'form.slotname'}" /> <input type="hidden" name="releaseslot" value="$slot_name" /> <input type="hidden" name="command" value="change" /> STUFF - $r->print("<p>You can either "); - $r->print(<<STUFF); - <input type="submit" name="change" value="Change" /> -STUFF - $r->print(' your reservation from <b>'.$description1.'</b> to <b>'. - $description2. - '</b> <br />or <a href="/adm/flip?postdata=return:">'. - &mt('Return to last resource').'</a></p>'); + $r->print('<p>' + .&mt('You can either [_1]Change[_2] your reservation from [_3] to [_4] or' + ,'<input type="submit" name="change" value="' + ,'" />' + ,'<b>'.$description1.'</b>' + ,'<b>'.$description2.'</b>') + .'<br /></p>' + ); + &return_link($r); $r->print(<<STUFF); </form> STUFF } else { - $r->print('<p><a href="/adm/flip?postdata=return:">'. - &mt('Return to last resource').'</a></p>'); + &return_link($r); } - return; + return 0; } - my %slot=&Apache::lonnet::get_slot($env{'form.slotname'}); + + my ($cnum,$cdom)=&get_course(); my $reserved=&make_reservation($env{'form.slotname'}, - \%slot,$symb); + \%slot,$symb,$cnum,$cdom); my $description=&get_description($env{'form.slotname'},\%slot); if (defined($reserved)) { - if ($reserved > -1) { - $r->print("<p>Success: $description</p>"); - $r->print('<p><a href="/adm/flip?postdata=return:">'. - &mt('Return to last resource').'</a></p>'); - return; + my $retvalue = 0; + if ($slot_name =~ /^error: (.*)/) { + $r->print('<p><span class="LC_error">' + .&mt('An error occurred while attempting to make a reservation. ([_1])',$1) + .'</span></p>'); + } elsif ($reserved > -1) { + $r->print('<p>'.&mt('Success: [_1]',$description).'</p>'); + $retvalue = 1; } elsif ($reserved < 0) { - $r->print("<p>Already reserved: $description</p>"); - $r->print('<p><a href="/adm/flip?postdata=return:">'. - &mt('Return to last resource').'</a></p>'); - return; + $r->print('<p>'.&mt('Already reserved: [_1]',$description).'</p>'); } + if (!$inhibit_return_link) { &return_link($r); } + return 1; } - my %lt=('request'=>"Availibility list", - 'try' =>'Try again'); - %lt=&Apache::lonlocal::texthash(%lt); + my %lt = &Apache::lonlocal::texthash( + 'request' => 'Availibility list', + 'try' => 'Try again?', + 'or' => 'or', + ); + my $extra_input; + if ($conflictable_slot) { + $extra_input='<input type="hidden" name="releaseslot" value="'.$env{'form.slotname'}.'" />'; + } + + $r->print('<p>'.&mt('[_1]Failed[_2] to reserve a slot for [_3].','<span class="LC_warning">','</span>',$description).'</p>'); $r->print(<<STUFF); -<p> <font color="red">Failed</font> to reserve a spot for $description. </p> <p> -<form method="POST" action="/adm/slotrequest"> +<form method="post" action="/adm/slotrequest"> <input type="submit" name="Try Again" value="$lt{'try'}" /> <input type="hidden" name="symb" value="$env{'form.symb'}" /> <input type="hidden" name="slotname" value="$env{'form.slotname'}" /> - <input type="hidden" name="command" value="get" /> + <input type="hidden" name="command" value="$env{'form.command'}" /> + $extra_input </form> -? </p> <p> -or -<form method="POST" action="/adm/slotrequest"> +$lt{'or'} +<form method="post" action="/adm/slotrequest"> <input type="hidden" name="symb" value="$env{'form.symb'}" /> <input type="submit" name="requestattempt" value="$lt{'request'}" /> </form> -</p> -or STUFF - $r->print('<p><a href="/adm/flip?postdata=return:">'. - &mt('Return to last resource').'</a></p>'); - return; + + if (!$inhibit_return_link) { + $r->print(&mt('or').'</p>').&return_link($r); + } else { + $r->print('</p>'); + } + return 0; } sub allowed_slot { - my ($slot_name,$slot,$symb)=@_; + my ($slot_name,$slot,$symb,$slots,$consumed_uniqueperiods)=@_; + #already started if ($slot->{'starttime'} < time) { - # all open slot to be schedulable - #return 0; + return 0; } &Apache::lonxml::debug("$slot_name starttime good"); + #already ended if ($slot->{'endtime'} < time) { return 0; } &Apache::lonxml::debug("$slot_name endtime good"); + # not allowed to pick this one if (defined($slot->{'type'}) && $slot->{'type'} ne 'schedulable_student') { return 0; } &Apache::lonxml::debug("$slot_name type good"); + + # reserve time not yet started + if ($slot->{'startreserve'} > time) { + return 0; + } + &Apache::lonxml::debug("$slot_name reserve good"); + + my $userallowed=0; + # its for a different set of users + if (defined($slot->{'allowedsections'})) { + if (!defined($env{'request.role.sec'}) + && grep(/^No section assigned$/, + split(',',$slot->{'allowedsections'}))) { + $userallowed=1; + } + if (defined($env{'request.role.sec'}) + && grep(/^\Q$env{'request.role.sec'}\E$/, + split(',',$slot->{'allowedsections'}))) { + $userallowed=1; + } + if (defined($env{'request.course.groups'})) { + my @groups = split(/:/,$env{'request.course.groups'}); + my @allowed_sec = split(',',$slot->{'allowedsections'}); + foreach my $group (@groups) { + if (grep {$_ eq $group} (@allowed_sec)) { + $userallowed=1; + last; + } + } + } + } + &Apache::lonxml::debug("$slot_name sections is $userallowed"); + + # its for a different set of users + if (defined($slot->{'allowedusers'}) + && grep(/^\Q$env{'user.name'}:$env{'user.domain'}\E$/, + split(',',$slot->{'allowedusers'}))) { + $userallowed=1; + } + + if (!defined($slot->{'allowedusers'}) + && !defined($slot->{'allowedsections'})) { + $userallowed=1; + } + + &Apache::lonxml::debug("$slot_name user is $userallowed"); + return 0 if (!$userallowed); + # not allowed for this resource if (defined($slot->{'symb'}) && $slot->{'symb'} ne $symb) { return 0; } + + my $conflict = &check_for_conflict($symb,$slot_name,$slot,$slots, + $consumed_uniqueperiods); + if ($conflict =~ /^error: /) { + return 0; + } elsif ($conflict ne '') { + if ($slots->{$conflict}{'starttime'} < time) { + return 0; + } + } &Apache::lonxml::debug("$slot_name symb good"); return 1; } @@ -397,128 +814,1664 @@ sub get_description { } sub show_choices { - my ($r,$symb)=@_; + my ($r,$symb,$formname)=@_; my ($cnum,$cdom)=&get_course(); my %slots=&Apache::lonnet::dump('slots',$cdom,$cnum); - my $available; - $r->print('<table border="1">'); + my $consumed_uniqueperiods = &get_consumed_uniqueperiods(\%slots); + if (ref($consumed_uniqueperiods) eq 'HASH') { + if (&Apache::lonnet::error(%$consumed_uniqueperiods)) { + $r->print('<span class="LC_error">'. + &mt('An error occurred determining slot availability'). + '</span>'); + return; + } + } elsif ($consumed_uniqueperiods =~ /^error: /) { + $r->print('<span class="LC_error">'. + &mt('An error occurred determining slot availability'). + '</span>'); + return; + } + my (@available,$output); &Apache::lonxml::debug("Checking Slots"); - my ($got_slot)=&check_for_reservation($symb); + my @got_slots=&check_for_reservation($symb,'allslots'); + if ($got_slots[0] =~ /^error: /) { + $r->print('<span class="LC_error">'. + &mt('An error occurred determining slot availability'). + '</span>'); + return; + } foreach my $slot (sort { return $slots{$a}->{'starttime'} <=> $slots{$b}->{'starttime'} } (keys(%slots))) { &Apache::lonxml::debug("Checking Slot $slot"); - next if (!&allowed_slot($slot,$slots{$slot})); - - $available++; + next if (!&allowed_slot($slot,$slots{$slot},undef,\%slots, + $consumed_uniqueperiods)); + push(@available,$slot); + } + if (!@available) { + $output = &mt('No available times.'); + if ($env{'form.command'} ne 'manageresv') { + $output .= ' <a href="/adm/flip?postdata=return:">'. + &mt('Return to last resource').'</a>'; + } + $r->print($output); + return; + } + if ($env{'form.command'} eq 'manageresv') { + $output = '<table border="0">'; + } else { + $output = &Apache::loncommon::start_data_table(); + } + foreach my $slot (@available) { my $description=&get_description($slot,$slots{$slot}); - - my $form=&mt('Unavailable'); - if (($slot eq $got_slot) || + my $form; + if ((grep(/^\Q$slot\E$/,@got_slots)) || &space_available($slot,$slots{$slot},$symb)) { my $text=&mt('Select'); my $command='get'; - if ($slot eq $got_slot) { - $text=&mt('Free Reservation'); + if (grep(/^\Q$slot\E$/,@got_slots)) { + $text=&mt('Drop Reservation'); $command='release'; + } else { + my $conflict = &check_for_conflict($symb,$slot,$slots{$slot}, + \%slots, + $consumed_uniqueperiods); + if ($conflict) { + if ($conflict =~ /^error: /) { + $form = '<span class="LC_error">'. + &mt('Slot: [_1] has unknown status.',$description). + '</span>'; + } else { + $text=&mt('Change Reservation'); + $command='get'; + } + } } - my $escsymb=&Apache::lonnet::escape($symb); - $form=<<STUFF; - <form method="POST" action="/adm/slotrequest"> + my $escsymb=&escape($symb); + if (!$form) { + if ($formname) { + $formname = 'name="'.$formname.'" '; + } + my $context = 'user'; + if ($env{'form.command'} eq 'manageresv') { + $context = 'usermanage'; + } + $form=<<STUFF; + <form method="post" action="/adm/slotrequest" $formname> <input type="submit" name="Select" value="$text" /> <input type="hidden" name="symb" value="$escsymb" /> <input type="hidden" name="slotname" value="$slot" /> <input type="hidden" name="command" value="$command" /> + <input type="hidden" name="context" value="$context" /> </form> STUFF - } - $r->print(<<STUFF); -<tr> + } + } else { + $form = &mt('Unavailable'); + } + if ($env{'form.command'} eq 'manageresv') { + $output .= '<tr>'; + } else { + $output .= &Apache::loncommon::start_data_table_row(); + } + $output .= " <td>$form</td> - <td>$description</td> -</tr> -STUFF + <td>$description</td>\n"; + if ($env{'form.command'} eq 'manageresv') { + $output .= '</tr>'; + } else { + $output .= &Apache::loncommon::end_data_table_row(); + } + } + if ($env{'form.command'} eq 'manageresv') { + $output .= '</table>'; + } else { + $output .= &Apache::loncommon::end_data_table(); + } + $r->print($output); +} + +sub to_show { + my ($slotname,$slot,$when,$deleted,$name) = @_; + my $time=time; + my $week=60*60*24*7; + + if ($deleted eq 'hide' && $slot->{'type'} eq 'deleted') { + return 0; } - if (!$available) { - $r->print('<tr><td>No available times. <a href="/adm/flip?postdata=return:">'. - &mt('Return to last resource').'</a></td></tr>'); + if ($name && $name->{'value'} =~ /\w/) { + if ($name->{'type'} eq 'substring') { + if ($slotname !~ /\Q$name->{'value'}\E/) { + return 0; + } + } + if ($name->{'type'} eq 'exact') { + if ($slotname eq $name->{'value'}) { + return 0; + } + } } - $r->print('</table>'); + + if ($when eq 'any') { + return 1; + } elsif ($when eq 'now') { + if ($time > $slot->{'starttime'} && + $time < $slot->{'endtime'}) { + return 1; + } + return 0; + } elsif ($when eq 'nextweek') { + if ( ($time < $slot->{'starttime'} && + ($time+$week) > $slot->{'starttime'}) + || + ($time < $slot->{'endtime'} && + ($time+$week) > $slot->{'endtime'}) ) { + return 1; + } + return 0; + } elsif ($when eq 'lastweek') { + if ( ($time > $slot->{'starttime'} && + ($time-$week) < $slot->{'starttime'}) + || + ($time > $slot->{'endtime'} && + ($time-$week) < $slot->{'endtime'}) ) { + return 1; + } + return 0; + } elsif ($when eq 'willopen') { + if ($time < $slot->{'starttime'}) { + return 1; + } + return 0; + } elsif ($when eq 'wereopen') { + if ($time > $slot->{'endtime'}) { + return 1; + } + return 0; + } + + return 1; +} + +sub remove_link { + my ($slotname,$entry,$uname,$udom,$symb) = @_; + + my $remove = &mt('Remove'); + + if ($entry eq 'remove all') { + $remove = &mt('Remove All'); + undef($uname); + undef($udom); + } + + $slotname = &escape($slotname); + $entry = &escape($entry); + $uname = &escape($uname); + $udom = &escape($udom); + $symb = &escape($symb); + + return <<"END_LINK"; + <a href="/adm/slotrequest?command=remove_registration&slotname=$slotname&entry=$entry&uname=$uname&udom=$udom&symb=$symb&context=manage" + >($remove)</a> +END_LINK + } sub show_table { - my ($r,$symb)=@_; + my ($r,$mgr)=@_; my ($cnum,$cdom)=&get_course(); my %slots=&Apache::lonnet::dump('slots',$cdom,$cnum); + if ( (keys(%slots))[0] =~ /^error: 2 /) { + undef(%slots); + } my $available; - $r->print('<table border="1"> -<tr> - <th>Slot name</th> - <th>Type</th> - <th>Description</th> - <th>Start Time</th> - <th>End Time</th> - <th>Max space</th> - <th>Scheduled Students</th> - <th>Proctors</th> - <th>Unique Period</th> -</tr>'); - foreach my $slot (sort - { return $slots{$a}->{'starttime'} <=> $slots{$b}->{'starttime'} } - (keys(%slots))) { + if ($mgr eq 'F') { + # FIXME: This line should be deleted once Slots uses breadcrumbs + $r->print(&Apache::loncommon::help_open_topic('Slot About', 'Help on slots')); + + $r->print('<div>'); + $r->print('<form method="post" action="/adm/slotrequest"> +<input type="hidden" name="command" value="uploadstart" /> +<input type="submit" name="start" value="'.&mt('Upload Slot List').'" /> +</form>'); + $r->print(&Apache::loncommon::help_open_topic('Slot CommaDelimited')); + $r->print('<form method="post" action="/adm/helper/newslot.helper"> +<input type="submit" name="newslot" value="'.&mt('Create a New Slot').'" /> +</form>'); + $r->print(&Apache::loncommon::help_open_topic('Slot AddInterface')); + $r->print('</div>'); + } + + if (!keys(%slots)) { + $r->print('<div>'.&mt('No slots have been created in this course.').'</div>'); + return; + } + + my %Saveable_Parameters = ('show' => 'array', + 'when' => 'scalar', + 'order' => 'scalar', + 'deleted' => 'scalar', + 'name_filter_type' => 'scalar', + 'name_filter_value' => 'scalar', + ); + &Apache::loncommon::store_course_settings('slotrequest', + \%Saveable_Parameters); + &Apache::loncommon::restore_course_settings('slotrequest', + \%Saveable_Parameters); + &Apache::grades::init_perm(); + my ($classlist,$section,$fullname)=&Apache::grades::getclasslist('all'); + &Apache::grades::reset_perm(); + + # what to display filtering + my %show_fields=&Apache::lonlocal::texthash( + 'name' => 'Slot Name', + 'description' => 'Description', + 'type' => 'Type', + 'starttime' => 'Start time', + 'endtime' => 'End Time', + 'startreserve' => 'Time students can start reserving', + 'secret' => 'Secret Word', + 'space' => '# of students/max', + 'ip' => 'IP or DNS restrictions', + 'symb' => 'Resource slot is restricted to.', + 'allowedsections' => 'Sections slot is restricted to.', + 'allowedusers' => 'Users slot is restricted to.', + 'uniqueperiod' => 'Period of time slot is unique', + 'scheduled' => 'Scheduled Students', + 'proctor' => 'List of proctors'); + my @show_order=('name','description','type','starttime','endtime', + 'startreserve','secret','space','ip','symb', + 'allowedsections','allowedusers','uniqueperiod', + 'scheduled','proctor'); + my @show = + (exists($env{'form.show'})) ? &Apache::loncommon::get_env_multiple('form.show') + : keys(%show_fields); + my %show = map { $_ => 1 } (@show); + + #when filtering setup + my %when_fields=&Apache::lonlocal::texthash( + 'now' => 'Open now', + 'nextweek' => 'Open within the next week', + 'lastweek' => 'Were open last week', + 'willopen' => 'Will open later', + 'wereopen' => 'Were open', + 'any' => 'Anytime', + ); + my @when_order=('any','now','nextweek','lastweek','willopen','wereopen'); + $when_fields{'select_form_order'} = \@when_order; + my $when = (exists($env{'form.when'})) ? $env{'form.when'} + : 'now'; + + #display of students setup + my %stu_display_fields= + &Apache::lonlocal::texthash('username' => 'User name', + 'fullname' => 'Full name', + ); + my @stu_display_order=('fullname','username'); + my @stu_display = + (exists($env{'form.studisplay'})) ? &Apache::loncommon::get_env_multiple('form.studisplay') + : keys(%stu_display_fields); + my %stu_display = map { $_ => 1 } (@stu_display); + + #name filtering setup + my %name_filter_type_fields= + &Apache::lonlocal::texthash('substring' => 'Substring', + 'exact' => 'Exact', + #'reg' => 'Regular Expression', + ); + my @name_filter_type_order=('substring','exact'); + + $name_filter_type_fields{'select_form_order'} = \@name_filter_type_order; + my $name_filter_type = + (exists($env{'form.name_filter_type'})) ? $env{'form.name_filter_type'} + : 'substring'; + my $name_filter = {'type' => $name_filter_type, + 'value' => $env{'form.name_filter_value'},}; + + + #deleted slot filtering + #default to hide if no value + $env{'form.deleted'} ||= 'hide'; + my $hide_radio = + &Apache::lonhtmlcommon::radio('deleted',$env{'form.deleted'},'hide'); + my $show_radio = + &Apache::lonhtmlcommon::radio('deleted',$env{'form.deleted'},'show'); + + $r->print('<form method="post" action="/adm/slotrequest"> +<input type="hidden" name="command" value="showslots" />'); + $r->print('<div>'); + $r->print('<table class="inline"> + <tr><th>'.&mt('Show').'</th> + <th>'.&mt('Student Display').'</th> + <th>'.&mt('Open').'</th> + <th>'.&mt('Slot Name Filter').'</th> + <th>'.&mt('Options').'</th> + </tr> + <tr><td valign="top">'.&Apache::loncommon::multiple_select_form('show',\@show,6,\%show_fields,\@show_order). + '</td> + <td valign="top"> + '.&Apache::loncommon::multiple_select_form('studisplay',\@stu_display, + 6,\%stu_display_fields, + \@stu_display_order).' + </td> + <td valign="top">'.&Apache::loncommon::select_form($when,'when',%when_fields). + '</td> + <td valign="top">'.&Apache::loncommon::select_form($name_filter_type, + 'name_filter_type', + %name_filter_type_fields). + '<br />'. + &Apache::lonhtmlcommon::textbox('name_filter_value', + $env{'form.name_filter_value'}, + 15). + '</td> + <td valign="top"> + <table> + <tr> + <td rowspan="2">Deleted slots:</td> + <td><label>'.$show_radio.'Show</label></td> + </tr> + <tr> + <td><label>'.$hide_radio.'Hide</label></td> + </tr> + </table> + </td> + </tr> + </table>'); + $r->print('</div>'); + $r->print('<p><input type="submit" name="start" value="'.&mt('Update Display').'" /></p>'); + my $linkstart='<a href="/adm/slotrequest?command=showslots&order='; + $r->print(&Apache::loncommon::start_data_table(). + &Apache::loncommon::start_data_table_header_row().' + <th></th>'); + foreach my $which (@show_order) { + if ($which ne 'proctor' && exists($show{$which})) { + $r->print('<th>'.$linkstart.$which.'">'.$show_fields{$which}.'</a></th>'); + } + } + $r->print(&Apache::loncommon::end_data_table_header_row()); + + my %name_cache; + my $slotsort = sub { + if ($env{'form.order'}=~/^(type|description|endtime|startreserve|ip|symb|allowedsections|allowedusers)$/) { + if (lc($slots{$a}->{$env{'form.order'}}) + ne lc($slots{$b}->{$env{'form.order'}})) { + return (lc($slots{$a}->{$env{'form.order'}}) + cmp lc($slots{$b}->{$env{'form.order'}})); + } + } elsif ($env{'form.order'} eq 'space') { + if ($slots{$a}{'maxspace'} ne $slots{$b}{'maxspace'}) { + return ($slots{$a}{'maxspace'} cmp $slots{$b}{'maxspace'}); + } + } elsif ($env{'form.order'} eq 'name') { + if (lc($a) cmp lc($b)) { + return lc($a) cmp lc($b); + } + } elsif ($env{'form.order'} eq 'uniqueperiod') { + + if ($slots{$a}->{'uniqueperiod'}[0] + ne $slots{$b}->{'uniqueperiod'}[0]) { + return ($slots{$a}->{'uniqueperiod'}[0] + cmp $slots{$b}->{'uniqueperiod'}[0]); + } + if ($slots{$a}->{'uniqueperiod'}[1] + ne $slots{$b}->{'uniqueperiod'}[1]) { + return ($slots{$a}->{'uniqueperiod'}[1] + cmp $slots{$b}->{'uniqueperiod'}[1]); + } + } + return $slots{$a}->{'starttime'} <=> $slots{$b}->{'starttime'}; + }; + + my %consumed; + if (exists($show{'scheduled'}) || exists($show{'space'}) ) { + %consumed=&Apache::lonnet::dump('slot_reservations',$cdom,$cnum); + my ($tmp)=%consumed; + if ($tmp =~ /^error: /) { undef(%consumed); } + } + + foreach my $slot (sort $slotsort (keys(%slots))) { + if (!&to_show($slot,$slots{$slot},$when, + $env{'form.deleted'},$name_filter)) { next; } if (defined($slots{$slot}->{'type'}) && $slots{$slot}->{'type'} ne 'schedulable_student') { #next; } my $description=&get_description($slot,$slots{$slot}); - my %consumed=&Apache::lonnet::dump('slot_reservations',$cdom,$cnum, - "^$slot\0"); - my $ids; - foreach my $entry (sort(keys(%consumed))) { - my (undef,$id)=split("\0",$entry); - $ids.= $id.'-> '.$consumed{$entry}->{'name'}.'<br />'; - } - my $start=localtime($slots{$slot}->{'starttime'}); - my $end=localtime($slots{$slot}->{'endtime'}); - $r->print(<<STUFF); -<tr> - <td>$slot</td> - <td>$slots{$slot}->{'type'}</td> - <td>$description</td> - <td>$start</td> - <td>$end</td> - <td>$slots{$slot}->{'maxspace'}</td> - <td>$ids</td> - <td>$slots{$slot}->{'proctor'}</td> - <td>$slots{$slot}->{'uniqueperiod'}</td> -</tr> + my ($id_count,$ids); + + if (exists($show{'scheduled'}) || exists($show{'space'}) ) { + my $re_str = "$slot\0"; + my @this_slot = grep(/^\Q$re_str\E/,keys(%consumed)); + $id_count = scalar(@this_slot); + if (exists($show{'scheduled'})) { + foreach my $entry (sort { $consumed{$a}{name} cmp + $consumed{$b}{name} } + (@this_slot)) { + my (undef,$id)=split("\0",$entry); + my ($uname,$udom) = split(':',$consumed{$entry}{'name'}); + $ids.= '<span class="LC_nobreak">'; + foreach my $item (@stu_display_order) { + if ($stu_display{$item}) { + if ($item eq 'fullname') { + $ids.=$fullname->{"$uname:$udom"}.' '; + } elsif ($item eq 'username') { + $ids.="<tt>$uname:$udom</tt> "; + } + } + } + $ids.=&remove_link($slot,$entry,$uname,$udom, + $consumed{$entry}{'symb'}).'</span><br />'; + } + } + } + + my $start=($slots{$slot}->{'starttime'}? + &Apache::lonlocal::locallocaltime($slots{$slot}->{'starttime'}):''); + my $end=($slots{$slot}->{'endtime'}? + &Apache::lonlocal::locallocaltime($slots{$slot}->{'endtime'}):''); + my $start_reserve=($slots{$slot}->{'startreserve'}? + &Apache::lonlocal::locallocaltime($slots{$slot}->{'startreserve'}):''); + + my $unique; + if (ref($slots{$slot}{'uniqueperiod'})) { + $unique=localtime($slots{$slot}{'uniqueperiod'}[0]).', '. + localtime($slots{$slot}{'uniqueperiod'}[1]); + } + + my $title; + if (exists($slots{$slot}{'symb'})) { + my (undef,undef,$res)= + &Apache::lonnet::decode_symb($slots{$slot}{'symb'}); + $res = &Apache::lonnet::clutter($res); + $title = &Apache::lonnet::gettitle($slots{$slot}{'symb'}); + $title='<a href="'.$res.'?symb='.$slots{$slot}{'symb'}.'">'.$title.'</a>'; + } + + my $allowedsections; + if (exists($show{'allowedsections'})) { + $allowedsections = + join(', ',sort(split(/\s*,\s*/, + $slots{$slot}->{'allowedsections'}))); + } + + my @allowedusers; + if (exists($show{'allowedusers'})) { + @allowedusers= map { + my ($uname,$udom)=split(/:/,$_); + my $fullname=$name_cache{$_}; + if (!defined($fullname)) { + $fullname = &Apache::loncommon::plainname($uname,$udom); + $fullname =~s/\s/ /g; + $name_cache{$_} = $fullname; + } + &Apache::loncommon::aboutmewrapper($fullname,$uname,$udom); + } (sort(split(/\s*,\s*/,$slots{$slot}->{'allowedusers'}))); + } + my $allowedusers=join(', ',@allowedusers); + + my @proctors; + my $rowspan=1; + my $colspan=1; + if (exists($show{'proctor'})) { + $rowspan=2; + @proctors= map { + my ($uname,$udom)=split(/:/,$_); + my $fullname=$name_cache{$_}; + if (!defined($fullname)) { + $fullname = &Apache::loncommon::plainname($uname,$udom); + $fullname =~s/\s/ /g; + $name_cache{$_} = $fullname; + } + &Apache::loncommon::aboutmewrapper($fullname,$uname,$udom); + } (sort(split(/\s*,\s*/,$slots{$slot}->{'proctor'}))); + } + my $proctors=join(', ',@proctors); + + my %lt = &Apache::lonlocal::texthash ( + edit => 'Edit', + delete => 'Delete', + slotlog => 'History', + ); + my $edit=(<<"EDITLINK"); +<a href="/adm/helper/newslot.helper?name=$slot">$lt{'edit'}</a> +EDITLINK + + my $delete=(<<"DELETELINK"); +<a href="/adm/slotrequest?command=delete&slotname=$slot">$lt{'delete'}</a> +DELETELINK + + my $showlog=(<<"LOGLINK"); +<a href="/adm/slotrequest?command=slotlog&slotname=$slot">$lt{'slotlog'}</a> +LOGLINK + + my $remove_all=&remove_link($slot,'remove all').'<br />'; + + if ($ids eq '') { + undef($remove_all); + } else { + undef($delete); + } + if ($slots{$slot}{'type'} ne 'schedulable_student') { + undef($showlog); + undef($remove_all); + } + + my $row_start=&Apache::loncommon::start_data_table_row(); + my $row_end=&Apache::loncommon::end_data_table_row(); + $r->print($row_start. + "\n<td rowspan=\"$rowspan\">$edit $delete $showlog</td>\n"); + if (exists($show{'name'})) { + $colspan++;$r->print("<td>$slot</td>"); + } + if (exists($show{'description'})) { + $colspan++;$r->print("<td>$description</td>\n"); + } + if (exists($show{'type'})) { + $colspan++;$r->print("<td>$slots{$slot}->{'type'}</td>\n"); + } + if (exists($show{'starttime'})) { + $colspan++;$r->print("<td>$start</td>\n"); + } + if (exists($show{'endtime'})) { + $colspan++;$r->print("<td>$end</td>\n"); + } + if (exists($show{'startreserve'})) { + $colspan++;$r->print("<td>$start_reserve</td>\n"); + } + if (exists($show{'secret'})) { + $colspan++;$r->print("<td>$slots{$slot}{'secret'}</td>\n"); + } + if (exists($show{'space'})) { + my $display = $id_count; + if ($slots{$slot}{'maxspace'}>0) { + $display.='/'.$slots{$slot}{'maxspace'}; + if ($slots{$slot}{'maxspace'} <= $id_count) { + $display = '<strong>'.$display.' (full) </strong>'; + } + } + $colspan++;$r->print("<td>$display</td>\n"); + } + if (exists($show{'ip'})) { + $colspan++;$r->print("<td>$slots{$slot}{'ip'}</td>\n"); + } + if (exists($show{'symb'})) { + $colspan++;$r->print("<td>$title</td>\n"); + } + if (exists($show{'allowedsections'})) { + $colspan++;$r->print("<td>$allowedsections</td>\n"); + } + if (exists($show{'allowedusers'})) { + $colspan++;$r->print("<td>$allowedusers</td>\n"); + } + if (exists($show{'uniqueperiod'})) { + $colspan++;$r->print("<td>$unique</td>\n"); + } + if (exists($show{'scheduled'})) { + $colspan++;$r->print("<td>$remove_all $ids</td>\n"); + } + $r->print("$row_end\n"); + if (exists($show{'proctor'})) { + $r->print(<<STUFF); +$row_start + <td colspan="$colspan">$proctors</td> +$row_end STUFF + } } - $r->print('</table>'); + $r->print(&Apache::loncommon::end_data_table().'</form>'); + return; +} + +sub manage_reservations { + my ($r,$type) = @_; + my $navmap = Apache::lonnavmaps::navmap->new(); + $r->print('<p>' + .&mt('Instructors may use a reservation system to place restrictions on when and where assignments can be worked on.') + .'<br />' + .&mt('One example is for management of laboratory space, which is only available at certain times, and has a limited number of seats.') + .'</p><p>' + .&mt('Your reservation status for any such assignments is listed below:') + .'</p>' + ); + if (!defined($navmap)) { + $r->print('<div class="LC_error">'. + &mt('Unable to retrieve information about course contents'). + '</div>'); + &Apache::lonnet::logthis('Manage Reservations - could not create navmap object in '.lc($type).':'.$env{'request.course.id'}); + return; + } + my (%parent,%shownparent,%container,%container_title,%contents); + my ($depth,$count,$reservable,$lastcontainer,$rownum) = (0,0,0,0,0); + my @backgrounds = ("LC_odd_row","LC_even_row"); + my $numcolors = scalar(@backgrounds); + my $location=&Apache::loncommon::lonhttpdurl("/adm/lonIcons/whitespace_21.gif"); + $r->print('<table class="LC_data_table LC_tableOfContent">'."\n"); + my $it=$navmap->getIterator(undef,undef,undef,1,undef,undef); + while (my $resource = $it->next()) { + if ($resource == $it->BEGIN_MAP()) { + $depth++; + $parent{$depth} = $lastcontainer; + } + if ($resource == $it->END_MAP()) { + $depth--; + $lastcontainer = $parent{$depth}; + } + if (ref($resource)) { + my $symb = $resource->symb(); + my $ressymb = $symb; + $contents{$lastcontainer} ++; + next if (!$resource->is_problem() && !$resource->is_sequence() && + !$resource->is_page()); + $count ++; + if (($resource->is_sequence()) || ($resource->is_page())) { + $lastcontainer = $count; + $container{$lastcontainer} = $resource; + $container_title{$lastcontainer} = $resource->compTitle(); + } + if ($resource->is_problem()) { + my ($useslots) = $resource->slot_control(); + next if (($useslots eq '') || ($useslots =~ /^\s*no\s*$/i)); + my ($msg,$get_choices,$slotdescription); + my $title = $resource->compTitle(); + my $status = $resource->simpleStatus('0'); + my ($slot_status,$date,$slot_name) = $resource->check_for_slot('0'); + if ($slot_name ne '') { + my %slot=&Apache::lonnet::get_slot($slot_name); + $slotdescription=&get_description($slot_name,\%slot); + } + if ($slot_status == $resource->NOT_IN_A_SLOT) { + $msg=&mt('No current reservation.'); + $get_choices = 1; + } elsif ($slot_status == $resource->NEEDS_CHECKIN) { + $msg='<span class="LC_nobreak">'.&mt('Reserved:'). + ' '.$slotdescription.'</span><br />'. + &mt('Access requires proctor validation.'); + } elsif ($slot_status == $resource->WAITING_FOR_GRADE) { + $msg=&mt('Submitted and currently in grading queue.'); + } elsif ($slot_status == $resource->CORRECT) { + $msg=&mt('Problem is unavailable.'); + } elsif ($slot_status == $resource->RESERVED) { + $msg='<span class="LC_nobreak">'.&mt('Reserved:'). + ' '.$slotdescription.'</span><br />'. + &mt('Problem is currently available.'); + } elsif ($slot_status == $resource->RESERVED_LOCATION) { + $msg='<span class="LC_nobreak">'.&mt('Reserved:'). + ' '.$slotdescription.'</span><br />'. + &mt('Problem is available at a different location.'); + $get_choices = 1; + } elsif ($slot_status == $resource->RESERVED_LATER) { + $msg='<span class="LC_nobreak">'.&mt('Reserved:'). + ' '.$slotdescription.'</span><br />'. + &mt('Problem will be available later.'); + $get_choices = 1; + } elsif ($slot_status == $resource->RESERVABLE) { + $msg=&mt('Reservation needed'); + $get_choices = 1; + } elsif ($slot_status == $resource->NOTRESERVABLE) { + $msg=&mt('Reservation needed: none available.'); + } elsif ($slot_status == $resource->UNKNOWN) { + $msg=&mt('Unable to determine status due to network problems.'); + } else { + if ($status != $resource->OPEN) { + $msg = &Apache::lonnavmaps::getDescription($resource,'0'); + } + } + $reservable ++; + my $treelevel = $depth; + my $higherup = $lastcontainer; + if ($depth > 1) { + my @maprows; + while ($treelevel > 1) { + if (ref($container{$higherup})) { + my $res = $container{$higherup}; + last if (defined($shownparent{$higherup})); + my $maptitle = $res->compTitle(); + my $type = 'sequence'; + if ($res->is_page()) { + $type = 'page'; + } + &show_map_row($treelevel,$location,$type,$maptitle, + \@maprows); + $shownparent{$higherup} = 1; + } + $treelevel --; + $higherup = $parent{$treelevel}; + } + foreach my $item (@maprows) { + $rownum ++; + my $bgcolor = $backgrounds[$rownum % $numcolors]; + $r->print('<tr class="'.$bgcolor.'">'.$item.'</tr>'."\n"); + } + } + $rownum ++; + my $bgcolor = $backgrounds[$rownum % $numcolors]; + $r->print('<tr class="'.$bgcolor.'"><td>'."\n"); + for (my $i=0; $i<$depth; $i++) { + $r->print('<img src="'.$location.'" alt="" />'); + } + my $result = '<a href="'.$resource->src().'?symb='.$symb.'">'. + '<img class="LC_contentImage" src="/adm/lonIcons/'; + if ($resource->is_task()) { + $result .= 'task.gif" alt="'.&mt('Task'); + } else { + $result .= 'problem.gif" alt="'.&mt('Problem'); + } + $result .= '" /><b>'.$title.'</b></a>'.(' ' x6).'</td>'; + my $hasaction; + if ($status == $resource->OPEN) { + if ($get_choices) { + $hasaction = 1; + } + } + if ($hasaction) { + $result .= '<td valgn="middle">'.$msg.'</td>'. + '<td valign="middle">'.(' ' x6); + } else { + $result .= '<td colspan="2" valign="middle">'.$msg.'</td>'; + } + $r->print($result); + if ($hasaction) { + my $formname = 'manageres_'.$reservable; + &show_choices($r,$symb,$formname); + $r->print('</td>'); + } + $r->print('</tr>'); + } + } + } + if (!$reservable) { + $r->print('<span class="LC_info">'.&mt('No course items currently require a reservation to gain access.').'</span>'); + } + $r->print('</table>'. + '<p><a href="/adm/slotrequest?command=showresv">'. + &mt('Reservation History').'</a></p>'); +} + +sub show_map_row { + my ($depth,$location,$type,$title,$maprows) = @_; + my $output = '<td>'; + for (my $i=0; $i<$depth-1; $i++) { + $output .= '<img src="'.$location.'" alt="" />'; + } + if ($type eq 'page') { + $output .= '<img src="/adm/lonIcons/navmap.page.open.gif"> '."\n"; + } else { + $output .= '<img src="/adm/lonIcons/navmap.folder.open.gif"> '."\n"; + } + $output .= $title.'</td><td colspan="2"> </td>'."\n"; + unshift (@{$maprows},$output); + return; +} + +sub show_reservations { + my ($r,$uname,$udom) = @_; + if (!defined($uname)) { + $uname = $env{'user.name'}; + } + if (!defined($udom)) { + $udom = $env{'user.domain'}; + } + my $formname = 'slotlog'; + my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; + my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; + my %log=&Apache::lonnet::dump('nohist_'.$cdom.'_'.$cnum.'_slotlog',$udom,$uname); + if ($env{'form.origin'} eq 'aboutme') { + $r->print('<div class="LC_fontsize_large">'. + &mt('History of student-schedulable slots for: [_1]', + &Apache::loncommon::plainname($env{'form.uname'},$env{'form.udom'}, + 'firstname')).'</div>'); + } + $r->print('<form action="/adm/slotrequest" method="post" name="'.$formname.'">'); + # set defaults + my $now = time(); + my $defstart = $now - (7*24*3600); #7 days ago + my %defaults = ( + page => '1', + show => '10', + action => 'any', + log_start_date => $defstart, + log_end_date => $now, + ); + my $more_records = 0; + + # set current + my %curr; + foreach my $item ('show','page','action') { + $curr{$item} = $env{'form.'.$item}; + } + my ($startdate,$enddate) = + &Apache::lonuserutils::get_dates_from_form('log_start_date', + 'log_end_date'); + $curr{'log_start_date'} = $startdate; + $curr{'log_end_date'} = $enddate; + foreach my $key (keys(%defaults)) { + if ($curr{$key} eq '') { + $curr{$key} = $defaults{$key}; + } + } + my ($version) = ($r->dir_config('lonVersion') =~ /^([\d\.]+)\-/); + $r->print(&display_filter($formname,$cdom,$cnum,\%curr,$version)); + my $showntablehdr = 0; + my $tablehdr = &Apache::loncommon::start_data_table(). + &Apache::loncommon::start_data_table_header_row(). + '<th> </th><th>'.&mt('When').'</th><th>'.&mt('Action').'</th>'. + '<th>'.&mt('Description').'</th><th>'.&mt('Start time').'</th>'. + '<th>'.&mt('End time').'</th><th>'.&mt('Resource').'</th>'. + &Apache::loncommon::end_data_table_header_row(); + my ($minshown,$maxshown); + $minshown = 1; + my $count = 0; + if ($curr{'show'} ne &mt('all')) { + $maxshown = $curr{'page'} * $curr{'show'}; + if ($curr{'page'} > 1) { + $minshown = 1 + ($curr{'page'} - 1) * $curr{'show'}; + } + } + my (%titles,%maptitles); + my %lt = &reservationlog_contexts(); + foreach my $id (sort { $log{$b}{'exe_time'}<=>$log{$a}{'exe_time'} } (keys(%log))) { + next if (($log{$id}{'exe_time'} < $curr{'log_start_date'}) || + ($log{$id}{'exe_time'} > $curr{'log_end_date'})); + if ($curr{'show'} ne &mt('all')) { + if ($count >= $curr{'page'} * $curr{'show'}) { + $more_records = 1; + last; + } + } + if ($curr{'action'} ne 'any') { + next if ($log{$id}{'logentry'}{'action'} ne $curr{'action'}); + } + $count ++; + next if ($count < $minshown); + if (!$showntablehdr) { + $r->print($tablehdr); + $showntablehdr = 1; + } + my $symb = $log{$id}{'logentry'}{'symb'}; + my $slot_name = $log{$id}{'logentry'}{'slot'}; + my %slot=&Apache::lonnet::get_slot($slot_name); + my $description = $slot{'description'}; + my $start = ($slot{'starttime'}? + &Apache::lonlocal::locallocaltime($slot{'starttime'}):''); + my $end = ($slot{'endtime'}? + &Apache::lonlocal::locallocaltime($slot{'endtime'}):''); + my $title = &get_resource_title($symb,\%titles,\%maptitles); + my $chgaction = $log{$id}{'logentry'}{'action'}; + if ($chgaction ne '' && $lt{$chgaction} ne '') { + $chgaction = $lt{$chgaction}; + } + $r->print(&Apache::loncommon::start_data_table_row().'<td>'.$count.'</td><td>'.&Apache::lonlocal::locallocaltime($log{$id}{'exe_time'}).'</td><td>'.$chgaction.'</td><td>'.$description.'</td><td>'.$start.'</td><td>'.$end.'</td><td>'.$title.'</td>'.&Apache::loncommon::end_data_table_row()."\n"); + } + if ($showntablehdr) { + $r->print(&Apache::loncommon::end_data_table().'<br />'); + if (($curr{'page'} > 1) || ($more_records)) { + $r->print('<table><tr>'); + if ($curr{'page'} > 1) { + $r->print('<td><a href="javascript:chgPage('."'previous'".');">'.&mt('Previous [_1] changes',$curr{'show'}).'</a></td>'); + } + if ($more_records) { + $r->print('<td><a href="javascript:chgPage('."'next'".');">'.&mt('Next [_1] changes',$curr{'show'}).'</a></td>'); + } + $r->print('</tr></table>'); + $r->print(<<"ENDSCRIPT"); +<script type="text/javascript"> +function chgPage(caller) { + if (caller == 'previous') { + document.$formname.page.value --; + } + if (caller == 'next') { + document.$formname.page.value ++; + } + document.$formname.submit(); + return; +} +</script> +ENDSCRIPT + } + } else { + $r->print('<span class="LC_info">' + .&mt('There are no transactions to display') + .'</span>' + ); + } + $r->print('<input type="hidden" name="page" value="'.$curr{'page'}.'" />'."\n". + '<input type="hidden" name="command" value="showresv" />'."\n"); + if ($env{'form.origin'} eq 'aboutme') { + $r->print('<input type="hidden" name="origin" value="'.$env{'form.origin'}.'" />'."\n". + '<input type="hidden" name="uname" value="'.$env{'form.uname'}.'" />'."\n". + '<input type="hidden" name="udom" value="'.$env{'form.udom'}.'" />'."\n"); + } + $r->print('</form>'); + return; +} + +sub show_reservations_log { + my ($r) = @_; + my $badslot; + if ($env{'form.slotname'} eq '') { + $r->print('<div class="LC_warning">'.&mt('No slot name provided').'</div>'); + $badslot = 1; + } else { + my %slot=&Apache::lonnet::get_slot($env{'form.slotname'}); + if (keys(%slot) == 0) { + $r->print('<div class="LC_warning">'.&mt('Invalid slot name: [_1]',$env{'form.slotname'}).'</div>'); + $badslot = 1; + } elsif ($slot{type} ne 'schedulable_student') { + my $description = &get_description($env{'form.slotname'},\%slot); + $r->print('<div class="LC_warning">'.&mt('Reservation history unavailable for non-student-schedulable slot: [_1].',$description).'</div>'); + $badslot = 1; + } + } + if ($badslot) { + $r->print('<p><a href="/adm/slotrequest?command=showslots">'. + &mt('Return to slot list').'</a></p>'); + return; + } + my $formname = 'reservationslog'; + my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; + my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; + my %slotlog=&Apache::lonnet::dump('nohist_slotreservationslog',$cdom,$cnum); + if ((keys(%slotlog))[0]=~/^error\:/) { undef(%slotlog); } + + my (%log,@allsymbs); + if (keys(%slotlog)) { + foreach my $key (keys(%slotlog)) { + if (ref($slotlog{$key}) eq 'HASH') { + if (ref($slotlog{$key}{'logentry'}) eq 'HASH') { + if ($slotlog{$key}{'logentry'}{'slot'} eq $env{'form.slotname'}) { + $log{$key} = $slotlog{$key}; + if ($slotlog{$key}{'logentry'}{'symb'} ne '') { + push(@allsymbs,$slotlog{$key}{'logentry'}{'symb'}); + } + } + } + } + } + } + + $r->print('<form action="/adm/slotrequest" method="post" name="'.$formname.'">'); + my %saveable_parameters = ('show' => 'scalar',); + &Apache::loncommon::store_course_settings('reservationslog', + \%saveable_parameters); + &Apache::loncommon::restore_course_settings('reservationslog', + \%saveable_parameters); + # set defaults + my $now = time(); + my $defstart = $now - (7*24*3600); #7 days ago + my %defaults = ( + page => '1', + show => '10', + chgcontext => 'any', + action => 'any', + symb => 'any', + log_start_date => $defstart, + log_end_date => $now, + ); + my $more_records = 0; + + # set current + my %curr; + foreach my $item ('show','page','chgcontext','action','symb') { + $curr{$item} = $env{'form.'.$item}; + } + my ($startdate,$enddate) = + &Apache::lonuserutils::get_dates_from_form('log_start_date', + 'log_end_date'); + $curr{'log_start_date'} = $startdate; + $curr{'log_end_date'} = $enddate; + foreach my $key (keys(%defaults)) { + if ($curr{$key} eq '') { + $curr{$key} = $defaults{$key}; + } + } + my (%whodunit,%changed,$version); + ($version) = ($r->dir_config('lonVersion') =~ /^([\d\.]+)\-/); + + my %slot=&Apache::lonnet::get_slot($env{'form.slotname'}); + my $description = $slot{'description'}; + $r->print('<span class="LC_fontsize_large">'. + &mt('Reservation changes for student-schedulable slot: [_1]',$description).'</span><br />'); + + $r->print(&display_filter($formname,$cdom,$cnum,\%curr,$version,\@allsymbs)); + my $showntablehdr = 0; + my $tablehdr = &Apache::loncommon::start_data_table(). + &Apache::loncommon::start_data_table_header_row(). + '<th> </th><th>'.&mt('When').'</th><th>'.&mt('Who made the change'). + '</th><th>'.&mt('Affected User').'</th><th>'.&mt('Action').'</th>'. + '<th>'.&mt('Resource').'</th><th>'.&mt('Context').'</th>'. + &Apache::loncommon::end_data_table_header_row(); + my ($minshown,$maxshown); + $minshown = 1; + my $count = 0; + if ($curr{'show'} ne &mt('all')) { + $maxshown = $curr{'page'} * $curr{'show'}; + if ($curr{'page'} > 1) { + $minshown = 1 + ($curr{'page'} - 1) * $curr{'show'}; + } + } + my %lt = &reservationlog_contexts(); + my (%titles,%maptitles); + foreach my $id (sort { $log{$b}{'exe_time'}<=>$log{$a}{'exe_time'} } (keys(%log))) { + next if (($log{$id}{'exe_time'} < $curr{'log_start_date'}) || + ($log{$id}{'exe_time'} > $curr{'log_end_date'})); + if ($curr{'show'} ne &mt('all')) { + if ($count >= $curr{'page'} * $curr{'show'}) { + $more_records = 1; + last; + } + } + if ($curr{'chgcontext'} ne 'any') { + if ($curr{'chgcontext'} eq 'user') { + next if (($log{$id}{'logentry'}{'context'} ne 'user') && + ($log{$id}{'logentry'}{'context'} ne 'usermanage')); + } else { + next if ($log{$id}{'logentry'}{'context'} ne $curr{'chgcontext'}); + } + } + if ($curr{'action'} ne 'any') { + next if ($log{$id}{'logentry'}{'action'} ne $curr{'action'}); + } + if ($curr{'symb'} ne 'any') { + next if ($log{$id}{'logentry'}{'symb'} ne $curr{'symb'}); + } + $count ++; + next if ($count < $minshown); + if (!$showntablehdr) { + $r->print($tablehdr); + $showntablehdr = 1; + } + if ($whodunit{$log{$id}{'exe_uname'}.':'.$log{$id}{'exe_udom'}} eq '') { + $whodunit{$log{$id}{'exe_uname'}.':'.$log{$id}{'exe_udom'}} = + &Apache::loncommon::plainname($log{$id}{'exe_uname'},$log{$id}{'exe_udom'}); + } + if ($changed{$log{$id}{'uname'}.':'.$log{$id}{'udom'}} eq '') { + $changed{$log{$id}{'uname'}.':'.$log{$id}{'udom'}} = + &Apache::loncommon::plainname($log{$id}{'uname'},$log{$id}{'udom'}); + } + my $symb = $log{$id}{'logentry'}{'symb'}; + my $title = &get_resource_title($symb,\%titles,\%maptitles); + my $chgcontext = $log{$id}{'logentry'}{'context'}; + if ($chgcontext ne '' && $lt{$chgcontext} ne '') { + $chgcontext = $lt{$chgcontext}; + } + my $chgaction = $log{$id}{'logentry'}{'action'}; + if ($chgaction ne '' && $lt{$chgaction} ne '') { + $chgaction = $lt{$chgaction}; + } + $r->print(&Apache::loncommon::start_data_table_row().'<td>'.$count.'</td><td>'.&Apache::lonlocal::locallocaltime($log{$id}{'exe_time'}).'</td><td>'.$whodunit{$log{$id}{'exe_uname'}.':'.$log{$id}{'exe_udom'}}.'</td><td>'.$changed{$log{$id}{'uname'}.':'.$log{$id}{'udom'}}.'</td><td>'.$chgaction.'</td><td>'.$title.'</td><td>'.$chgcontext.'</td>'.&Apache::loncommon::end_data_table_row()."\n"); + } + if ($showntablehdr) { + $r->print(&Apache::loncommon::end_data_table().'<br />'); + if (($curr{'page'} > 1) || ($more_records)) { + $r->print('<table><tr>'); + if ($curr{'page'} > 1) { + $r->print('<td><a href="javascript:chgPage('."'previous'".');">'.&mt('Previous [_1] changes',$curr{'show'}).'</a></td>'); + } + if ($more_records) { + $r->print('<td><a href="javascript:chgPage('."'next'".');">'.&mt('Next [_1] changes',$curr{'show'}).'</a></td>'); + } + $r->print('</tr></table>'); + $r->print(<<"ENDSCRIPT"); +<script type="text/javascript"> +function chgPage(caller) { + if (caller == 'previous') { + document.$formname.page.value --; + } + if (caller == 'next') { + document.$formname.page.value ++; + } + document.$formname.submit(); + return; +} +</script> +ENDSCRIPT + } + } else { + $r->print(&mt('There are no records to display')); + } + $r->print('<input type="hidden" name="page" value="'.$curr{'page'}.'" />'. + '<input type="hidden" name="slotname" value="'.$env{'form.slotname'}.'" />'. + '<input type="hidden" name="command" value="slotlog" /></form>'. + '<p><a href="/adm/slotrequest?command=showslots">'. + &mt('Return to slot list').'</a></p>'); + return; +} + +sub get_resource_title { + my ($symb,$titles,$maptitles) = @_; + my $title; + if ((ref($titles) eq 'HASH') && (ref($maptitles) eq 'HASH')) { + if (defined($titles->{$symb})) { + $title = $titles->{$symb}; + } else { + $title = &Apache::lonnet::gettitle($symb); + my $maptitle; + my ($mapurl) = &Apache::lonnet::decode_symb($symb); + if (defined($maptitles->{$mapurl})) { + $maptitle = $maptitles->{$mapurl}; + } else { + if ($mapurl eq $env{'course.'.$env{'request.course.id'}.'.url'}) { + $maptitle=&mt('Main Course Documents'); + } else { + $maptitle=&Apache::lonnet::gettitle($mapurl); + } + $maptitles->{$mapurl} = $maptitle; + } + if ($maptitle ne '') { + $title .= ' '.&mt('(in [_1])',$maptitle); + } + $titles->{$symb} = $title; + } + } else { + $title = $symb; + } + return $title; +} + +sub reservationlog_contexts { + my %lt = &Apache::lonlocal::texthash ( + any => 'Any', + user => 'By student', + manage => 'Via Slot Manager', + parameter => 'Via Parameter Manager', + reserve => 'Made reservation', + release => 'Dropped reservation', + usermanage => 'By student', + ); + return %lt; +} + +sub display_filter { + my ($formname,$cdom,$cnum,$curr,$version,$allsymbs) = @_; + my $nolink = 1; + my (%titles,%maptitles); + my $output = '<br /><table><tr><td valign="top">'. + '<span class="LC_nobreak"><b>'.&mt('Changes/page:').'</b><br />'. + &Apache::lonmeta::selectbox('show',$curr->{'show'},undef, + (&mt('all'),5,10,20,50,100,1000,10000)). + '</td><td> </td>'; + my $startform = + &Apache::lonhtmlcommon::date_setter($formname,'log_start_date', + $curr->{'log_start_date'},undef, + undef,undef,undef,undef,undef,undef,$nolink); + my $endform = + &Apache::lonhtmlcommon::date_setter($formname,'log_end_date', + $curr->{'log_end_date'},undef, + undef,undef,undef,undef,undef,undef,$nolink); + my %lt = &reservationlog_contexts(); + $output .= '<td valign="top"><b>'.&mt('Window during which changes occurred:'). + '</b><br /><table><tr><td>'.&mt('After:'). + '</td><td>'.$startform.'</td></tr><tr><td>'.&mt('Before:').'</td><td>'. + $endform.'</td></tr></table></td><td> </td>'; + if (ref($allsymbs) eq 'ARRAY') { + $output .= '<td valign="top"><b>'.&mt('Resource').'</b><br />'. + '<select name="resource"><option value="any"'; + if ($curr->{'resource'} eq 'any') { + $output .= ' selected="selected"'; + } + $output .= '>'.&mt('Any').'</option>'."\n"; + foreach my $symb (@{$allsymbs}) { + my $title = &get_resource_title($symb,\%titles,\%maptitles); + my $selstr = ''; + if ($curr->{'resource'} eq $symb) { + $selstr = ' selected="selected"'; + } + $output .= ' <option value="'.$symb.'"'.$selstr.'>'.$title.'</option>'; + } + $output .= '</select></td><td> </td><td valign="top"><b>'. + &mt('Context:').'</b><br /><select name="chgcontext">'; + foreach my $chgtype ('any','user','manage','parameter') { + my $selstr = ''; + if ($curr->{'chgcontext'} eq $chgtype) { + $output .= $selstr = ' selected="selected"'; + } + $output .= '<option value="'.$chgtype.'"'.$selstr.'>'.$lt{$chgtype}.'</option>'."\n"; + } + $output .= '</select></td>'; + } else { + $output .= '<td valign="top"><b>'.&mt('Action').'</b><br />'. + '<select name="action"><option value="any"'; + if ($curr->{'action'} eq 'any') { + $output .= ' selected="selected"'; + } + $output .= '>'.&mt('Any').'</option>'."\n"; + foreach my $actiontype ('reserve','release') { + my $selstr = ''; + if ($curr->{'action'} eq $actiontype) { + $output .= $selstr = ' selected="selected"'; + } + $output .= '<option value="'.$actiontype.'"'.$selstr.'>'.$lt{$actiontype}.'</option>'."\n"; + } + $output .= '</select></td>'; + } + $output .= '<td> </td><td valign="middle"><input type="submit" value="'. + &mt('Update Display').'" /></tr></table>'. + '<span class="LC_roleslog_note">'. + &mt('[_1]Note:[_2] Only changes made from servers running LON-CAPA 2.8.99.0 or later are displayed.'); + if ($version) { + $output .= ' '.&mt('This server is version [_3].','<b>','</b>',$version); + } + $output .= '</span><hr noshade><br />'; + return $output; +} + +sub upload_start { + my ($r)=@_; + $r->print(&Apache::grades::checkforfile_js()); + my $result.='<table width=100% border=0><tr bgcolor="#e6ffff"><td>'."\n"; + $result.=' <b>'. + &mt('Specify a file containing the slot definitions.'). + '</b></td></tr>'."\n"; + $result.='<tr bgcolor="#ffffe6"><td>'."\n"; + my $upfile_select=&Apache::loncommon::upfile_select_html(); + my $ignore=&mt('Ignore First Line'); + $result.=<<ENDUPFORM; +<form method="post" enctype="multipart/form-data" action="/adm/slotrequest" name="slotupload"> +<input type="hidden" name="command" value="csvuploadmap" /> +$upfile_select +<br /><input type="button" onClick="javascript:checkUpload(this.form);" value="Upload Data" /> +<label><input type="checkbox" name="noFirstLine" />$ignore</label> +</form> +ENDUPFORM + $result.='</td></tr></table>'."\n"; + $result.='</td></tr></table>'."\n"; + $r->print($result); +} + +sub csvuploadmap_header { + my ($r,$datatoken,$distotal)= @_; + my $javascript; + if ($env{'form.upfile_associate'} eq 'reverse') { + $javascript=&csvupload_javascript_reverse_associate(); + } else { + $javascript=&csvupload_javascript_forward_associate(); + } + + my $checked=(($env{'form.noFirstLine'})?' checked="checked"':''); + my $ignore=&mt('Ignore First Line'); + my $help_field = &Apache::loncommon::help_open_topic('Slot SelectingField'); + + $r->print(<<ENDPICK); +<form method="post" enctype="multipart/form-data" action="/adm/slotrequest" name="slotupload"> +<h3>Identify fields $help_field</h3> +Total number of records found in file: $distotal <hr /> +Enter as many fields as you can. The system will inform you and bring you back +to this page if the data selected is insufficient to create the slots.<hr /> +<input type="button" value="Reverse Association" onClick="javascript:this.form.associate.value='Reverse Association';submit(this.form);" /> +<label><input type="checkbox" name="noFirstLine" $checked />$ignore</label> +<input type="hidden" name="associate" value="" /> +<input type="hidden" name="datatoken" value="$datatoken" /> +<input type="hidden" name="fileupload" value="$env{'form.fileupload'}" /> +<input type="hidden" name="upfiletype" value="$env{'form.upfiletype'}" /> +<input type="hidden" name="upfile_associate" + value="$env{'form.upfile_associate'}" /> +<input type="hidden" name="command" value="csvuploadassign" /> +<hr /> +<script type="text/javascript" language="Javascript"> +$javascript +</script> +ENDPICK + return ''; + +} + +sub csvuploadmap_footer { + my ($request,$i,$keyfields) =@_; + my $buttontext = &mt('Create Slots'); + $request->print(<<ENDPICK); +</table> +<input type="hidden" name="nfields" value="$i" /> +<input type="hidden" name="keyfields" value="$keyfields" /> +<input type="button" onClick="javascript:verify(this.form)" value="$buttontext" /><br /> +</form> +ENDPICK +} + +sub csvupload_javascript_reverse_associate { + my $error1=&mt('You need to specify the name, starttime, endtime and a type'); + return(<<ENDPICK); + function verify(vf) { + var foundstart=0; + var foundend=0; + var foundname=0; + var foundtype=0; + for (i=0;i<=vf.nfields.value;i++) { + tw=eval('vf.f'+i+'.selectedIndex'); + if (i==0 && tw!=0) { foundname=1; } + if (i==1 && tw!=0) { foundtype=1; } + if (i==2 && tw!=0) { foundstat=1; } + if (i==3 && tw!=0) { foundend=1; } + } + if (foundstart==0 && foundend==0 && foundtype==0 && foundname==0) { + alert('$error1'); + return; + } + vf.submit(); + } + function flip(vf,tf) { + } +ENDPICK +} + +sub csvupload_javascript_forward_associate { + my $error1=&mt('You need to specify the name, starttime, endtime and a type'); + return(<<ENDPICK); + function verify(vf) { + var foundstart=0; + var foundend=0; + var foundname=0; + var foundtype=0; + for (i=0;i<=vf.nfields.value;i++) { + tw=eval('vf.f'+i+'.selectedIndex'); + if (tw==1) { foundname=1; } + if (tw==2) { foundtype=1; } + if (tw==3) { foundstat=1; } + if (tw==4) { foundend=1; } + } + if (foundstart==0 && foundend==0 && foundtype==0 && foundname==0) { + alert('$error1'); + return; + } + vf.submit(); + } + function flip(vf,tf) { + } +ENDPICK +} + +sub csv_upload_map { + my ($r)= @_; + + my $datatoken; + if (!$env{'form.datatoken'}) { + $datatoken=&Apache::loncommon::upfile_store($r); + } else { + $datatoken=$env{'form.datatoken'}; + &Apache::loncommon::load_tmp_file($r); + } + my @records=&Apache::loncommon::upfile_record_sep(); + if ($env{'form.noFirstLine'}) { shift(@records); } + &csvuploadmap_header($r,$datatoken,$#records+1); + my ($i,$keyfields); + if (@records) { + my @fields=&csvupload_fields(); + + if ($env{'form.upfile_associate'} eq 'reverse') { + &Apache::loncommon::csv_print_samples($r,\@records); + $i=&Apache::loncommon::csv_print_select_table($r,\@records, + \@fields); + foreach (@fields) { $keyfields.=$_->[0].','; } + chop($keyfields); + } else { + unshift(@fields,['none','']); + $i=&Apache::loncommon::csv_samples_select_table($r,\@records, + \@fields); + my %sone=&Apache::loncommon::record_sep($records[0]); + $keyfields=join(',',sort(keys(%sone))); + } + } + &csvuploadmap_footer($r,$i,$keyfields); + + return ''; +} + +sub csvupload_fields { + return (['name','Slot name'], + ['type','Type of slot'], + ['starttime','Start Time of slot'], + ['endtime','End Time of slot'], + ['startreserve','Reservation Start Time'], + ['ip','IP or DNS restriction'], + ['proctor','List of proctor ids'], + ['description','Slot Description'], + ['maxspace','Maximum number of reservations'], + ['symb','Resource Restriction'], + ['uniqueperiod','Date range of slot exclusion'], + ['secret','Secret word proctor uses to validate'], + ['allowedsections','Sections slot is restricted to'], + ['allowedusers','Users slot is restricted to'], + ); +} + +sub csv_upload_assign { + my ($r,$mgr)= @_; + &Apache::loncommon::load_tmp_file($r); + my @slotdata = &Apache::loncommon::upfile_record_sep(); + if ($env{'form.noFirstLine'}) { shift(@slotdata); } + my %fields=&Apache::grades::get_fields(); + $r->print('<h3>'.&mt('Creating Slots').'</h3>'); + my $cname=$env{'course.'.$env{'request.course.id'}.'.num'}; + my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'}; + my $countdone=0; + my @errors; + foreach my $slot (@slotdata) { + my %slot; + my %entries=&Apache::loncommon::record_sep($slot); + my $domain; + my $name=$entries{$fields{'name'}}; + if ($name=~/^\s*$/) { + push(@errors,"Did not create slot with no name"); + next; + } + if ($name=~/\s/) { + push(@errors,"$name not created -- Name must not contain spaces"); + next; + } + if ($name=~/\W/) { + push(@errors,"$name not created -- Name must contain only letters, numbers and _"); + next; + } + if ($entries{$fields{'type'}}) { + $slot{'type'}=$entries{$fields{'type'}}; + } else { + $slot{'type'}='preassigned'; + } + if ($slot{'type'} ne 'preassigned' && + $slot{'type'} ne 'schedulable_student') { + push(@errors,"$name not created -- invalid type ($slot{'type'}) must be either preassigned or schedulable_student"); + next; + } + if ($entries{$fields{'starttime'}}) { + $slot{'starttime'}=&UnixDate($entries{$fields{'starttime'}},"%s"); + } + if ($entries{$fields{'endtime'}}) { + $slot{'endtime'}=&UnixDate($entries{$fields{'endtime'}},"%s"); + } + + # start/endtime must be defined and greater than zero + if (!$slot{'starttime'}) { + push(@errors,"$name not created -- Invalid start time"); + next; + } + if (!$slot{'endtime'}) { + push(@errors,"$name not created -- Invalid end time"); + next; + } + if ($slot{'starttime'} > $slot{'endtime'}) { + push(@errors,"$name not created -- Slot starts after it ends"); + next; + } + + if ($entries{$fields{'startreserve'}}) { + $slot{'startreserve'}= + &UnixDate($entries{$fields{'startreserve'}},"%s"); + } + if (defined($slot{'startreserve'}) + && $slot{'startreserve'} > $slot{'starttime'}) { + push(@errors,"$name not created -- Slot's reservation start time is after the slot's start time."); + next; + } + + foreach my $key ('ip','proctor','description','maxspace', + 'secret','symb') { + if ($entries{$fields{$key}}) { + $slot{$key}=$entries{$fields{$key}}; + } + } + + if ($entries{$fields{'uniqueperiod'}}) { + my ($start,$end)=split(',',$entries{$fields{'uniqueperiod'}}); + my @times=(&UnixDate($start,"%s"), + &UnixDate($end,"%s")); + $slot{'uniqueperiod'}=\@times; + } + if (defined($slot{'uniqueperiod'}) + && $slot{'uniqueperiod'}[0] > $slot{'uniqueperiod'}[1]) { + push(@errors,"$name not created -- Slot's unique period start time is later than the unique period's end time."); + next; + } + + &Apache::lonnet::cput('slots',{$name=>\%slot},$cdom,$cname); + $r->print('.'); + $r->rflush(); + $countdone++; + } + $r->print('<p>'.&mt('Created [quant,_1,slot]',$countdone)."\n".'</p>'); + foreach my $error (@errors) { + $r->print('<p><span class="LC_warning">'.$error.'</span></p>'."\n"); + } + &show_table($r,$mgr); + return ''; +} + +sub slot_command_titles { + my %titles = ( + slotlog => 'Reservation Logs', + showslots => 'Manage Slots', + showresv => 'Reservation History', + manageresv => 'Manage Reservations', + uploadstart => 'Upload Slots File', + csvuploadmap => 'Upload Slots File', + csvuploadassign => 'Upload Slots File', + delete => 'Slot Deletion', + release => 'Reservation Result', + remove_reservation => 'Remove Registration', + get_reservation => 'Request Reservation', + ); + return %titles; } sub handler { my $r=shift; - &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}); - &start_page($r); - my $symb=&Apache::lonnet::unescape($env{'form.symb'}); - my (undef,undef,$res)=&Apache::lonnet::decode_symb($symb); - if ($res !~ /\.task$/) { - &fail($r,'not_valid'); + &Apache::loncommon::content_type($r,'text/html'); + &Apache::loncommon::no_cache($r); + if ($r->header_only()) { + $r->send_http_header(); return OK; } - $env{'request.symb'}=$symb; + + &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}); + + my %crumb_titles = &slot_command_titles(); + my $brcrum; + my $vgr=&Apache::lonnet::allowed('vgr',$env{'request.course.id'}); - if ($env{'form.command'} eq 'showslots' && $vgr eq 'F') { - &show_table($r,$symb); + my $mgr=&Apache::lonnet::allowed('mgr',$env{'request.course.id'}); + if ($env{'form.command'} eq 'showslots') { + if (($vgr ne 'F') && ($mgr ne 'F')) { + $env{'form.command'} = 'manageresv'; + } + } elsif ($env{'form.command'} eq 'manageresv') { + if (($vgr eq 'F') || ($mgr eq 'F')) { + $env{'form.command'} = 'showslots'; + } + } + my $title='Requesting Another Worktime'; + if ($env{'form.command'} eq 'showresv') { + $title = 'Reservation History'; + if ($env{'form.origin'} eq 'aboutme') { + $brcrum =[{href=>"/adm/$env{'form.udom'}/$env{'form.uname'}/aboutme",text=>'Personal Information Page'}]; + } else { + $brcrum =[{href=>"/adm/slotrequest?command=manageresv",text=>'Manage Reservations'}]; + } + if (ref($brcrum) eq 'ARRAY') { + push(@{$brcrum},{href=>"/adm/slotrequest?command=showresv",text=>$title}); + } + } elsif ($env{'form.command'} eq 'manageresv') { + $title = 'Manage Reservations'; + $brcrum =[{href=>"/adm/slotrequest?command=manageresv",text=>$title}]; + } elsif ($vgr eq 'F') { + if ($env{'form.command'} =~ /^(slotlog|showslots|uploadstart|csvuploadmap|csvuploadassign|delete|release|remove_registration)$/) { + $brcrum =[{href=>"/adm/slotrequest?command=showslots", + text=>$crumb_titles{'showslots'}}]; + $title = 'Managing Slots'; + unless ($env{'form.command'} eq 'showslots') { + if (ref($brcrum) eq 'ARRAY') { + push(@{$brcrum},{href=>"/adm/slotrequest?command=$env{'form.command'}",text=>$crumb_titles{$env{'form.command'}}}); + } + } + } + } elsif ($env{'form.command'} eq 'release') { + if ($env{'form.context'} eq 'usermanage') { + $brcrum =[{href=>"/adm/slotrequest?command=manageresv", + text=>$crumb_titles{'showslots'}}]; + $title = 'Manage Reservations'; + if (ref($brcrum) eq 'ARRAY') { + push(@{$brcrum},{href=>"/adm/slotrequest?command=$env{'form.command'}",text=>$crumb_titles{$env{'form.command'}}}); + } + + } + } + &start_page($r,$title,$brcrum); + + if ($env{'form.command'} eq 'manageresv') { + my $crstype = &Apache::loncommon::course_type(); + &manage_reservations($r,$crstype); + } elsif ($env{'form.command'} eq 'showresv') { + &show_reservations($r,$env{'form.uname'},$env{'form.udom'}); + } elsif ($env{'form.command'} eq 'showslots' && $vgr eq 'F') { + &show_table($r,$mgr); + } elsif ($env{'form.command'} eq 'remove_registration' && $mgr eq 'F') { + &remove_registration($r); + } elsif ($env{'form.command'} eq 'release' && $mgr eq 'F') { + if ($env{'form.entry'} eq 'remove all') { + &release_all_slot($r,$mgr); + } else { + &release_slot($r,undef,undef,undef,$mgr); + } + } elsif ($env{'form.command'} eq 'delete' && $mgr eq 'F') { + &delete_slot($r); + } elsif ($env{'form.command'} eq 'uploadstart' && $mgr eq 'F') { + &upload_start($r); + } elsif ($env{'form.command'} eq 'csvuploadmap' && $mgr eq 'F') { + &csv_upload_map($r); + } elsif ($env{'form.command'} eq 'csvuploadassign' && $mgr eq 'F') { + if ($env{'form.associate'} ne 'Reverse Association') { + &csv_upload_assign($r,$mgr); + } else { + if ( $env{'form.upfile_associate'} ne 'reverse' ) { + $env{'form.upfile_associate'} = 'reverse'; + } else { + $env{'form.upfile_associate'} = 'forward'; + } + &csv_upload_map($r); + } + } elsif ($env{'form.command'} eq 'slotlog' && $mgr eq 'F') { + &show_reservations_log($r); } else { - my ($status) = &Apache::lonhomework::check_task_access('0'); + my $symb=&unescape($env{'form.symb'}); + if (!defined($symb)) { + &fail($r,'not_valid'); + return OK; + } + my (undef,undef,$res)=&Apache::lonnet::decode_symb($symb); + my $useslots = &Apache::lonnet::EXT("resource.0.useslots",$symb); + if ($useslots ne 'resource' + && $useslots ne 'map' + && $useslots ne 'map_map') { + &fail($r,'not_available'); + return OK; + } + $env{'request.symb'}=$symb; + my $type = ($res =~ /\.task$/) ? 'Task' + : 'problem'; + my ($status) = &Apache::lonhomework::check_slot_access('0',$type); if ($status eq 'CAN_ANSWER' || $status eq 'NEEDS_CHECKIN' || $status eq 'WAITING_FOR_GRADE') { @@ -532,10 +2485,11 @@ sub handler { } elsif ($env{'form.command'} eq 'get') { &get_slot($r,$symb); } elsif ($env{'form.command'} eq 'change') { - &release_slot($r,$symb,$env{'form.releaseslot'},1); - &get_slot($r,$symb); + if (&get_slot($r,$symb,$env{'form.releaseslot'},1)) { + &release_slot($r,$symb,$env{'form.releaseslot'}); + } } else { - $r->print("<p>Unknown command: ".$env{'form.command'}."</p>"); + $r->print('<p>'.&mt('Unknown command: [_1]',$env{'form.command'}).'</p>'); } } &end_page($r);