loncom/interface/slotrequest.pm - view

File: [LON-CAPA] / loncom / interface / slotrequest.pm
Revision 1.110: download - view: text, annotated - select for diffs
Mon Jan 3 18:04:56 2011 UTC (14 years, 3 months ago) by raeburn
Branches: MAIN
CVS tags: version_2_10_X, version_2_10_1, version_2_10_0_RC2, version_2_10_0, loncapaMITrelate_1, language_hyphenation_merge, language_hyphenation, HEAD

- Clarification of slot reservation change process by student.
- "Make no change" on screen displayed after clicking "Change reservation"  button for an existing reservation, allows student to exit.
- Record that student made no change if slot is configured to send messages.

# The LearningOnline Network with CAPA # Handler for requesting to have slots added to a students record # # $Id: slotrequest.pm,v 1.110 2011/01/03 18:04:56 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # # This file is part of the LearningOnline Network with CAPA (LON-CAPA). # # LON-CAPA is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 2 of the License, or # (at your option) any later version. # # LON-CAPA is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with LON-CAPA; if not, write to the Free Software # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA # # /home/httpd/html/adm/gpl.txt # # http://www.lon-capa.org/ # ### package Apache::slotrequest; use strict; use Apache::Constants qw(:common :http :methods); 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 { $r->print('<p>'.&mt('Failed.').'</p>'); } &return_link($r); &end_page($r); } sub start_page { my ($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::end_page()); } =pod slot_reservations db - keys are - slotname\0id -> value is an hashref of name -> user@domain of holder timestamp -> timestamp of reservation symb -> symb of resource that it is reserved for =cut sub get_course { (undef,my $courseid)=&Apache::lonnet::whichuser(); my $cdom=$env{'course.'.$courseid.'.domain'}; my $cnum=$env{'course.'.$courseid.'.num'}; return ($cnum,$cdom); } sub get_reservation_ids { my ($slot_name)=@_; my ($cnum,$cdom)=&get_course(); 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 ($tmp=~/^error: 2 / ) { return 0; } return keys(%consumed); } sub space_available { my ($slot_name,$slot)=@_; my $max=$slot->{'maxspace'}; if (!defined($max)) { return 1; } my $consumed=scalar(&get_reservation_ids($slot_name)); if ($consumed < $max) { return 1 } return 0; } sub check_for_reservation { my ($symb,$mode)=@_; 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, $cnum); if (&Apache::lonnet::error($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 ". $slots{$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 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,$new_slot,$slots,$consumed_uniqueperiods)=@_; if (!defined($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,$cnum,$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"); 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]; return -$num; } } } } my $max=$slot->{'maxspace'}; 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]; if ($num > $last) { $last=$num; } } my $wanted=$last+1; &Apache::lonxml::debug("wanted $wanted<br />"); if (scalar(@ids) >= $max) { # full up return undef; } my %reservation=('name' => $env{'user.name'}.':'.$env{'user.domain'}, 'timestamp' => time, 'symb' => $parm_symb); my $success=&Apache::lonnet::newput('slot_reservations', {"$slot_name\0$wanted" => \%reservation}, $cdom, $cnum); if ($success eq 'ok') { my $new_value=$slot_name; if ($value) { $new_value=$value.':'.$new_value; } &store_slot_parm($symb,$slot_name,$parm_level,$new_value,$cnum,$cdom); return $wanted; } # someone else got it return undef; } sub store_slot_parm { my ($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,$mgr)=@_; if ($slot_name eq '') { $slot_name=$env{'form.slotname'}; } 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 $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 $slot_name) { next; } push(@new_slots,$exist_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 ($uname.':'.$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', $parm_level, $new_param, 'string', $uname, $udom); my $msg; if ($mgr eq 'F') { $msg = &mt('Released Reservation for user: [_1]',"$uname:$udom"); } else { $msg = '<span style="font-weight: bold;">'.&mt('Released reservation: [_1]',$description).'</span><br /><br />'; my $person = &Apache::loncommon::plainname($env{'user.name'},$env{'user.domain'}); my $subject = &mt('Reservation change: [_1]',$description); my $msgbody = &mt('Reservation released by [_1] for [_2].',$person,$description); $msg .= &slot_change_messaging($slot{'reservationmsg'},$subject,$msgbody,'release'); } return (1,$msg); } sub delete_slot { my ($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, "^$slot_name\0"); my ($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 { $r->print('<p><a href="/adm/flip?postdata=return:">'. &mt('Return to last resource').'</a></p>'); } } sub get_slot { my ($r,$symb,$conflictable_slot,$inhibit_return_link)=@_; my %slot=&Apache::lonnet::get_slot($env{'form.slotname'}); my $slot_name=&check_for_conflict($symb,$env{'form.slotname'},\%slot); if ($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); if ($slot_name ne $env{'form.slotname'}) { $r->print(<<STUFF); <form method="post" action="/adm/slotrequest"> <input type="hidden" name="symb" value="$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 $r->print('<p class="LC_error">'.&mt('Reservation currently unchanged').'</p>'); if ($slot_name ne '') { $r->print('<p>'.&mt('To complete the transaction you [_1]must confirm[_2] you want to [_3]process the change[_4] to [_5].' ,'<b>','</b>','<i>','</i>','<b>'.$description2.'</b>') .'<br />' .&mt('Or you can choose to [_1]make no change[_2] and continue[_2] with the reservation you already had: [_3].' ,'<i>','</i>','<b>'.$description1.'</b>') .'</p><p><span class="LC_nobreak">' .'<input type="submit" name="change" value="'.&mt('Process the change').'" />' .(' 'x3) .'<input type="submit" name="nochange" value="'.&mt('Make no change').'" />' .'</span></p>'); } $r->print(<<STUFF); </form> STUFF } else { $r->print('<p>'.&mt('Already have a reservation: [_1].',$description1).'</p>'); &return_link($r); } return 0; } my ($cnum,$cdom)=&get_course(); my $reserved=&make_reservation($env{'form.slotname'}, \%slot,$symb,$cnum,$cdom); my $description=&get_description($env{'form.slotname'},\%slot); if (defined($reserved)) { 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) { $r->print('<p style="font-weight: bold;">'.&mt('Successfully signed up: [_1]',$description).'</p>'); $retvalue = 1; my $person = &Apache::loncommon::plainname($env{'user.name'},$env{'user.domain'}); my $subject = &mt('Reservation change: [_1]',$description); my $msgbody = &mt('Successful reservation by [_1] for [_2].',$person,$description); my $msg = &slot_change_messaging($slot{'reservationmsg'},$subject,$msgbody,'reserve'); if ($msg) { $r->print($msg); } } elsif ($reserved < 0) { $r->print('<p>'.&mt('Already reserved: [_1]',$description).'</p>'); } if (!$inhibit_return_link) { &return_link($r); } return 1; } 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>'); $r->print(<<STUFF); <p> <form method="post" action="/adm/slotrequest"> <input type="submit" name="Try Again" value="$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="$env{'form.command'}" /> $extra_input </form> </p> <p> $lt{'or'} <form method="post" action="/adm/slotrequest"> <input type="hidden" name="symb" value="$env{'form.symb'}" /> <input type="submit" name="requestattempt" value="$lt{'request'}" /> </form> STUFF if (!$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,$slots,$consumed_uniqueperiods)=@_; #already started if ($slot->{'starttime'} < time) { return 0; } &Apache::lonxml::debug("$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; } sub get_description { my ($slot_name,$slot)=@_; my $description=$slot->{'description'}; if (!defined($description)) { $description=&mt('[_1] From [_2] to [_3]',$slot_name, &Apache::lonlocal::locallocaltime($slot->{'starttime'}), &Apache::lonlocal::locallocaltime($slot->{'endtime'})); } return $description; } sub show_choices { my ($r,$symb,$formname)=@_; my ($cnum,$cdom)=&get_course(); my %slots=&Apache::lonnet::dump('slots',$cdom,$cnum); 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_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},$symb,\%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 $form; if ((grep(/^\Q$slot\E$/,@got_slots)) || &space_available($slot,$slots{$slot},$symb)) { my $text=&mt('Select'); my $command='get'; if (grep(/^\Q$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 $escsymb=&escape($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 } } 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>$description</td>\n"; if ($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' && $slot->{'type'} eq 'deleted') { return 0; } if ($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 $name->{'value'}) { return 0; } } } if ($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 ($r,$mgr)=@_; my ($cnum,$cdom)=&get_course(); my $crstype=&Apache::loncommon::course_type($cdom.'_'.$cnum); my %slots=&Apache::lonnet::dump('slots',$cdom,$cnum); if ( (keys(%slots))[0] =~ /^error: 2 /) { undef(%slots); } my $available; if ($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')); $r->print('</div>'); } if (!keys(%slots)) { if ($crstype eq 'Community') { $r->print('<div>'.&mt('No slots have been created in this community.').'</div>'); } else { $r->print('<div>'.&mt('No slots have been created in this course.').'</div>'); } return; } my %Saveable_Parameters = ('show' => 'array', 'when' => 'scalar', 'order' => 'scalar', 'deleted' => 'scalar', 'name_filter_type' => 'scalar', 'name_filter_value' => 'scalar', ); &Apache::loncommon::store_course_settings('slotrequest', \%Saveable_Parameters); &Apache::loncommon::restore_course_settings('slotrequest', \%Saveable_Parameters); &Apache::grades::init_perm(); my ($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', 'reservationmsg' => 'Message triggered by reservation', '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'); if ($crstype eq 'Community') { $show_fields{'startreserve'} = &mt('Time members can start reserving'); $show_fields{'scheduled'} = &mt('Scheduled Members'); } my @show_order=('name','description','type','starttime','endtime', 'startreserve','reservationmsg','secret','space','ip','symb', 'allowedsections','allowedusers','uniqueperiod', 'scheduled','proctor'); my @show = (exists($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|reservationmsg)$/) { if (lc($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); } } my %msgops = &slot_reservationmsg_options(); foreach my $slot (sort $slotsort (keys(%slots))) { if (!&to_show($slot,$slots{$slot},$when, $env{'form.deleted'},$name_filter)) { next; } my $reservemsg; if (defined($slots{$slot}->{'type'}) && $slots{$slot}->{'type'} eq 'schedulable_student') { $reservemsg = $msgops{$slots{$slot}->{'reservationmsg'}}; } my $description=&get_description($slot,$slots{$slot}); 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{'reservationmsg'})) { $colspan++;$r->print("<td>$reservemsg</td>\n"); } if (exists($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 } } $r->print(&Apache::loncommon::end_data_table().'</form>'); return; } sub manage_reservations { my ($r,$crstype) = @_; my $navmap = Apache::lonnavmaps::navmap->new(); $r->print('<p>' .&mt('Instructors may use a reservation system to place restrictions on when and where assignments can be worked on.') .'<br />' .&mt('One example is for management of laboratory space, which is only available at certain times, and has a limited number of seats.') .'</p>' ); if (!defined($navmap)) { $r->print('<div class="LC_error">'); if ($crstype eq 'Community') { $r->print(&mt('Unable to retrieve information about community contents')); } else { $r->print(&mt('Unable to retrieve information about course contents')); } $r->print('</div>'); &Apache::lonnet::logthis('Manage Reservations - could not create navmap object in '.lc($crstype).':'.$env{'request.course.id'}); return; } my (%parent,%shownparent,%container,%container_title,%contents); my ($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"); my $slotheader = '<p>'. &mt('Your reservation status for any such assignments is listed below:'). '</p>'. '<table class="LC_data_table LC_tableOfContent">'."\n"; my $shownheader = 0; 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 % $numcolors]; if (!$shownheader) { $r->print($slotheader); $shownheader = 1; } $r->print('<tr class="'.$bgcolor.'">'.$item.'</tr>'."\n"); } } $rownum ++; my $bgcolor = $backgrounds[$rownum % $numcolors]; if (!$shownheader) { $r->print($slotheader); $shownheader = 1; } $r->print('<tr class="'.$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>'); } $r->print('</tr>'); } } } if ($shownheader) { $r->print('</table>'); } if (!$reservable) { $r->print('<span class="LC_info">'); if ($crstype eq 'Community') { $r->print(&mt('No community items currently require a reservation to gain access.')); } else { $r->print(&mt('No course items currently require a reservation to gain access.')); } $r->print('</span>'); } $r->print('<p><a href="/adm/slotrequest?command=showresv">'. &mt('Reservation History').'</a></p>'); } sub show_map_row { my ($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" alt="" /> '."\n"; } else { $output .= '<img src="/adm/lonIcons/navmap.folder.open.gif" alt="" /> '."\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 $crstype = &Apache::loncommon::course_type(); my %log=&Apache::lonnet::dump('nohist_'.$cdom.'_'.$cnum.'_slotlog',$udom,$uname); if ($env{'form.origin'} eq 'aboutme') { $r->print('<div class="LC_fontsize_large">'); my $name = &Apache::loncommon::plainname($env{'form.uname'},$env{'form.udom'}, 'firstname'); if ($crstype eq 'Community') { $r->print(&mt('History of member-reservable slots for: [_1]', $name)); } else { $r->print(&mt('History of student-reservable slots for: [_1]', $name)); } $r->print('</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) * $curr{'show'}; } } my (%titles,%maptitles); my %lt = &reservationlog_contexts($crstype); 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; my $crstype = &Apache::loncommon::course_type(); if ($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); $r->print('<div class="LC_warning">'); if ($crstype eq 'Community') { $r->print(&mt('Reservation history unavailable for non-member-reservable slot: [_1].',$description)); } else { $r->print(&mt('Reservation history unavailable for non-student-reservable slot: [_1].',$description)); } $r->print('</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'}; $r->print('<span class="LC_fontsize_large">'); if ($crstype eq 'Community') { $r->print(&mt('Reservation changes for member-reservable slot: [_1]',$description)); } else { $r->print(&mt('Reservation changes for student-reservable slot: [_1]',$description)); } $r->print('</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) * $curr{'show'}; } } my %lt = &reservationlog_contexts($crstype); 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 $title; } sub reservationlog_contexts { my ($crstype) = @_; 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', ); if ($crstype eq 'Community') { $lt{'user'} = &mt('By member'); $lt{'usermanage'} = $lt{'user'}; } return %lt; } sub display_filter { my ($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 $crstype = &Apache::loncommon::course_type(); my %lt = &reservationlog_contexts($crstype); $output .= '<td valign="top"><b>'.&mt('Window during which changes occurred:'). '</b><br /><table><tr><td>'.&mt('After:'). '</td><td>'.$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>'; } $output .= '<td>  </td><td valign="middle"><input type="submit" value="'. &mt('Update Display').'" /></tr></table>'. '<p class="LC_info">'. &mt('Only changes made from servers running LON-CAPA [_1] or later are displayed.' ,'2.9.0'); if ($version) { $output .= ' '.&mt('This LON-CAPA server is version [_1]',$version); } $output .= '</p><hr /><br />'; return $output; } sub slot_change_messaging { my ($setting,$subject,$msg,$action) = @_; my $user = $env{'user.name'}; my $domain = $env{'user.domain'}; my ($message_status,$comment_status); if ($setting eq 'only_student' || $setting eq 'student_and_user_notes_screen') { $message_status = &Apache::lonmsg::user_normal_msg($user,$domain,$subject,$msg); $message_status = '<li>'.&mt('Sent to you: [_1]', $message_status).' </li>'; } if ($setting eq 'student_and_user_notes_screen') { $comment_status = &Apache::lonmsg::store_instructor_comment($subject.'<br />'. $msg,$user,$domain); $comment_status = '<li>'.&mt('Entry added to course record (viewable by instructor): [_1]', $comment_status).'</li>'; } if ($message_status || $comment_status) { my $msgtitle; if ($action eq 'reserve') { $msgtitle = &mt('Status of messages about saved reservation'); } elsif ($action eq 'release') { $msgtitle = &mt('Status of messages about dropped reservation'); } elsif ($action eq 'nochange') { $msgtitle = &mt('Status of messages about unchanged existing reservation'); } return '<span class="LC_info">'.$msgtitle.'</span>' .'<ul>' .$message_status .$comment_status .'</ul><hr />'; } } sub upload_start { my ($r)=@_; $r->print( &Apache::grades::checkforfile_js() .'<h3>'.&mt('Specify a file containing the slot definitions.').'</h3>' .'<form method="post" enctype="multipart/form-data"' .' action="/adm/slotrequest" name="slotupload">' .'<input type="hidden" name="command" value="csvuploadmap" />' .&Apache::lonhtmlcommon::start_pick_box() .&Apache::lonhtmlcommon::row_title(&mt('File')) .&Apache::loncommon::upfile_select_html() .&Apache::lonhtmlcommon::row_closure() .&Apache::lonhtmlcommon::row_title( '<label for="noFirstLine">' .&mt('Ignore First Line') .'</label>') .'<input type="checkbox" name="noFirstLine" id="noFirstLine" />' .&Apache::lonhtmlcommon::row_closure(1) .&Apache::lonhtmlcommon::end_pick_box() .'<p>' .'<input type="button" onclick="javascript:checkUpload(this.form);"' .' value="'.&mt('Next').'" />' .'</p>' .'</form>' ); } sub csvuploadmap_header { my ($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'], ['reservationmsg','Message when reservation changed'], ['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; } if ($slot{'type'} eq 'schedulable_student') { if ($entries{$fields{'reservationmsg'}}) { if (($entries{$fields{'reservationmsg'}} eq 'only_student') || ($entries{$fields{'reservationmsg'}} eq 'student_and_user_notes_screen')) { $slot{'reservationmsg'}=$entries{$fields{'reservationmsg'}}; } else { unless (($entries{$fields{'reservationmsg'}} eq 'none') || ($entries{$fields{'reservationmsg'}} eq '')) { push(@errors,"$name -- Slot's reservationmsg setting ignored - not one of: 'only_student', 'student_and_user_notes_screen', 'none' or ''"); } } } } 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 slot_reservationmsg_options { my %options = &Apache::lonlocal::texthash ( only_student => 'Sent to student', student_and_user_notes_screen => 'Sent to student and added to user notes', none => 'None sent and no record in user notes', ); return %options; } sub handler { my $r=shift; &Apache::loncommon::content_type($r,'text/html'); &Apache::loncommon::no_cache($r); if ($r->header_only()) { $r->send_http_header(); return OK; } &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}); my %crumb_titles = &slot_command_titles(); my $brcrum; my $vgr=&Apache::lonnet::allowed('vgr',$env{'request.course.id'}); 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 $symb=&unescape($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' || $status eq 'WAITING_FOR_GRADE') { &fail($r,'not_allowed'); return OK; } if ($env{'form.requestattempt'}) { &show_choices($r,$symb); } elsif ($env{'form.command'} eq 'release') { &release_slot($r,$symb); } elsif ($env{'form.command'} eq 'get') { &get_slot($r,$symb); } elsif ($env{'form.command'} eq 'change') { if ($env{'form.nochange'}) { my $slot_name = $env{'form.releaseslot'}; my @slots = &check_for_reservation($symb,'allslots'); my $msg; if (($slot_name ne '') && (grep(/^\Q$slot_name\E/,@slots))) { my %slot=&Apache::lonnet::get_slot($env{'form.releaseslot'}); my $description=&get_description($slot_name,\%slot); $msg = '<span style="font-weight: bold;">'. &mt('Unchanged reservation: [_1]',$description).'</span><br /><br />'; my $person = &Apache::loncommon::plainname($env{'user.name'},$env{'user.domain'}); my $subject = &mt('Reservation unchanged: [_1]',$description); my $msgbody = &mt('No change to existing registration by [_1] for [_2].',$person,$description); $msg .= &slot_change_messaging($slot{'reservationmsg'},$subject,$msgbody,'nochange'); } else { $msg = '<span class="LC_warning">'.&mt('Reservation no longer reported as available.').'</span>'; } $r->print($msg); &return_link($r); } elsif (&get_slot($r,$symb,$env{'form.releaseslot'},1)) { &release_slot($r,$symb,$env{'form.releaseslot'}); } } else { $r->print('<p>'.&mt('Unknown command: [_1]',$env{'form.command'}).'</p>'); } } &end_page($r); return OK; } 1; __END__