--- loncom/interface/slotrequest.pm 2006/04/24 23:23:02 1.58
+++ loncom/interface/slotrequest.pm 2009/03/20 10:05:08 1.90
@@ -1,7 +1,7 @@
# The LearningOnline Network with CAPA
# Handler for requesting to have slots added to a students record
#
-# $Id: slotrequest.pm,v 1.58 2006/04/24 23:23:02 albertel Exp $
+# $Id: slotrequest.pm,v 1.90 2009/03/20 10:05:08 bisitz Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -36,12 +36,15 @@ 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') {
$r->print('
'.&mt('Unable to understand what resource you wanted to sign up for.').'
');
-
+ } elsif ($code eq 'not_available') {
+ $r->print(''.&mt('No slots are available.').'
');
} elsif ($code eq 'not_allowed') {
$r->print(''.&mt('Not allowed to sign up or change reservations at this time.').'
');
} else {
@@ -74,7 +77,7 @@ 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,$cdom);
@@ -87,7 +90,7 @@ sub get_reservation_ids {
my %consumed=&Apache::lonnet::dump('slot_reservations',$cdom,$cnum,
"^$slot_name\0");
- if (&network_error(%consumed)) {
+ if (&Apache::lonnet::error(%consumed)) {
return 'error: Unable to determine current status';
}
my ($tmp)=%consumed;
@@ -124,8 +127,9 @@ sub check_for_reservation {
my ($cnum,$cdom)=&get_course();
my %slots=&Apache::lonnet::get('slots', [@slots], $cdom, $cnum);
- if (&network_error($student) || &network_error($course) ||
- &network_error(%slots)) {
+ if (&Apache::lonnet::error($student)
+ || &Apache::lonnet::error($course)
+ || &Apache::lonnet::error(%slots)) {
return 'error: Unable to determine current status';
}
my @got;
@@ -161,6 +165,9 @@ sub check_for_reservation {
sub get_consumed_uniqueperiods {
my ($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;
@@ -172,7 +179,8 @@ sub get_consumed_uniqueperiods {
my $course = &Apache::lonnet::EXT("resource.0.available",
$symb, $env{'user.domain'},
$env{'user.name'});
- if (&network_error($student) || &network_error($course)) {
+ if (&Apache::lonnet::error($student)
+ || &Apache::lonnet::error($course)) {
return 'error: Unable to determine current status';
}
foreach my $slot (split(/:/,$student), split(/:/, $course)) {
@@ -183,7 +191,7 @@ sub get_consumed_uniqueperiods {
if (!ref($slots)) {
my ($cnum,$cdom)=&get_course();
my %slots=&Apache::lonnet::get('slots', [keys(%used_slots)], $cdom, $cnum);
- if (&network_error(%slots)) {
+ if (&Apache::lonnet::error(%slots)) {
return 'error: Unable to determine current status';
}
$slots = \%slots;
@@ -209,9 +217,13 @@ sub check_for_conflict {
if (!ref($consumed_uniqueperiods)) {
$consumed_uniqueperiods = &get_consumed_uniqueperiods($slots);
- if (&network_error(%$consumed_uniqueperiods)) {
- return 'error: Unable to determine current status';
- }
+ if (ref($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'}};
@@ -224,34 +236,37 @@ sub check_for_conflict {
}
}
return undef;
-
-}
-
-sub network_error {
- my ($result) = @_;
- if ($result =~ /^(con_lost|no_such_host|error: [^2])/) {
- return 1;
- }
- return 0;
}
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 $value ");
- if (&network_error($value)) {
+
+ my $use_slots = &Apache::lonnet::EXT("resource.0.useslots",$symb,
+ $env{'user.domain'},$env{'user.name'});
+ &Apache::lonxml::debug("use_slots is $use_slots ");
+
+ if (&Apache::lonnet::error($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 (&network_error($value)) {
+ if (&Apache::lonnet::error($value)) {
return 'error: Unable to determine current status';
}
my $me=$env{'user.name'}.':'.$env{'user.domain'};
@@ -268,7 +283,7 @@ sub make_reservation {
if (!defined($max)) { $max=99999; }
my (@ids)=&get_reservation_ids($slot_name);
- if (&network_error(@ids)) {
+ if (&Apache::lonnet::error(@ids)) {
return 'error: Unable to determine current status';
}
my $last=0;
@@ -286,7 +301,7 @@ sub make_reservation {
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$wanted" =>
@@ -298,12 +313,7 @@ sub make_reservation {
if ($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 $wanted;
}
@@ -311,6 +321,28 @@ sub make_reservation {
return undef;
}
+sub store_slot_parm {
+ my ($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);
+ return;
+}
+
sub remove_registration {
my ($r) = @_;
if ($env{'form.entry'} ne 'remove all') {
@@ -322,13 +354,13 @@ sub remove_registration {
my ($cnum,$cdom)=&get_course();
my %consumed=&Apache::lonnet::dump('slot_reservations',$cdom,$cnum,
"^$slot_name\0");
- if (&network_error(%consumed)) {
- $r->print("".&mt('A network error has occured.').'
');
+ if (&Apache::lonnet::error(%consumed)) {
+ $r->print("".&mt('A network error has occurred.').'
');
return;
}
if (!%consumed) {
- $r->print("".&mt('Slot [_1] has no reservations.',
- $slot_name)."
");
+ $r->print(''.&mt('Slot [_1] has no reservations.',
+ ''.$slot_name.' ').'
');
return;
}
@@ -336,7 +368,7 @@ sub remove_registration {
my $names = join(' ',@names);
my $msg = &mt('Remove all of [_1] from slot [_2]?',$names,$slot_name);
- &remove_registration_confirmation($r,$msg,['entry','slotname']);
+ &remove_registration_confirmation($r,$msg,['entry','slotname','context']);
}
sub remove_registration_user {
@@ -353,7 +385,7 @@ sub remove_registration_user {
$name,$slot_name,$title);
&remove_registration_confirmation($r,$msg,['uname','udom','slotname',
- 'entry','symb']);
+ 'entry','symb','context']);
}
sub remove_registration_confirmation {
@@ -365,17 +397,19 @@ sub remove_registration_confirmation {
' &\'').'" />'."\n";
}
- my %lt = &Apache::lonlocal::texthash('yes' => 'Yes',
- 'no' => 'No',);
+ my %lt = &Apache::lonlocal::texthash(
+ 'yes' => 'Yes',
+ 'no' => 'No',
+ );
$r->print(<<"END_CONFIRM");
$msg
-
-
@@ -401,7 +435,11 @@ sub release_all_slot {
my ($result,$msg) =
&release_reservation($slot_name,$uname,$udom,
$consumed{$entry}{'symb'},$mgr);
- $r->print("$msg
");
+ if (!$result) {
+ $r->print(''.&mt($msg).'
');
+ } else {
+ $r->print("$msg
");
+ }
$r->rflush();
}
$r->print(''.
@@ -422,12 +460,16 @@ sub release_slot {
if ($mgr eq 'F'
&& defined($env{'form.symb'})) {
- $symb = $env{'form.symb'};
+ $symb = &unescape($env{'form.symb'});
}
my ($result,$msg) =
&release_reservation($slot_name,$uname,$udom,$symb,$mgr);
- $r->print("$msg
");
+ if (!$result) {
+ $r->print(''.&mt($msg).'
');
+ } else {
+ $r->print("$msg
");
+ }
if ($mgr eq 'F') {
$r->print(''.
@@ -448,9 +490,25 @@ sub release_reservation {
return (0,&mt('Not allowed to release Reservation: [_1], as it has already ended.',$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",
- $symb,$udom,$uname));
+ my $student = &Apache::lonnet::EXT("resource.0.availablestudent",
+ $symb,$udom,$uname);
+ my @slots = split(/:/,$student);
my @new_slots;
foreach my $exist_slot (@slots) {
@@ -468,15 +526,34 @@ sub release_reservation {
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);
}
}
+ my $use_slots = &Apache::lonnet::EXT("resource.0.useslots",
+ $symb,$udom,$uname);
+ &Apache::lonxml::debug("use_slots is $use_slots ");
+
+ if (&Apache::lonnet::error($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',
- $uname,$udom);
-
+ $parm_level, $new_param,
+ 'string', $uname, $udom);
my $msg;
if ($mgr eq 'F') {
$msg = &mt('Released Reservation for user: [_1]',"$uname:$udom");
@@ -503,15 +580,15 @@ sub delete_slot {
my $ret = &Apache::lonnet::cput('slots', {$slot_name => \%slot},
$cdom, $cnum);
if ($ret eq 'ok') {
- $r->print("Slot $slot_name marked as deleted.
");
+ $r->print(''.&mt('Slot [_1] marked as deleted.',''.$slot_name.' ').'
');
} else {
- $r->print(" An error ($ret) occurse when attempting to delete Slot $slot_name .
");
+ $r->print(''.&mt('An error occurred when attempting to delete slot: [_1]',''.$slot_name.' ')." ($ret)
");
}
} else {
if (%consumed) {
- $r->print("Slot $slot_name has active reservations.
");
+ $r->print(''.&mt('Slot [_1] has active reservations.',''.$slot_name.' ').'
');
} else {
- $r->print("Slot $slot_name does not exist.
");
+ $r->print(''.&mt('Slot [_1] does not exist.',''.$slot_name.' ').'
');
}
}
$r->print(''.
@@ -526,37 +603,40 @@ sub return_link {
}
sub get_slot {
- my ($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,$env{'form.slotname'},\%slot);
if ($slot_name =~ /^error: (.*)/) {
- $r->print("An error occured while attempting to make a reservation. ($1)
");
+ $r->print(''
+ .&mt('An error occurred while attempting to make a reservation. ([_1])',$1)
+ .'
');
&return_link($r);
- return;
+ return 0;
}
- if ($slot_name) {
+ if ($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("Already have a reservation: $description1
");
+ $r->print(''.&mt('Already have a reservation: [_1].',$description1).'
');
if ($slot_name ne $env{'form.slotname'}) {
$r->print(<
+
-
-?
-or
-
-
-or
STUFF
- &return_link($r);
- return;
+ if (!$inhibit_return_link) {
+ $r->print(&mt('or').'').&return_link($r);
+ } else {
+ $r->print('');
+ }
+ return 0;
}
sub allowed_slot {
@@ -616,8 +710,7 @@ sub allowed_slot {
#already started
if ($slot->{'starttime'} < time) {
- # all open slot to be schedulable
- #return 0;
+ return 0;
}
&Apache::lonxml::debug("$slot_name starttime good");
@@ -653,6 +746,16 @@ sub allowed_slot {
split(',',$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");
@@ -679,7 +782,9 @@ sub allowed_slot {
my $conflict = &check_for_conflict($symb,$slot_name,$slot,$slots,
$consumed_uniqueperiods);
- if ($conflict) {
+ if ($conflict =~ /^error: /) {
+ return 0;
+ } elsif ($conflict ne '') {
if ($slots->{$conflict}{'starttime'} < time) {
return 0;
}
@@ -705,10 +810,29 @@ sub show_choices {
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)) {
+ $r->print(''.
+ &mt('An error occurred determining slot availability').
+ ' ');
+ return;
+ }
+ } elsif ($consumed_uniqueperiods =~ /^error: /) {
+ $r->print(''.
+ &mt('An error occurred determining slot availability').
+ ' ');
+ return;
+ }
my $available;
- $r->print('');
&Apache::lonxml::debug("Checking Slots");
my @got_slots=&check_for_reservation($symb,'allslots');
+ if ($got_slots[0] =~ /^error: /) {
+ $r->print(''.
+ &mt('An error occurred determining slot availability').
+ ' ');
+ return;
+ }
+ $r->print('');
foreach my $slot (sort
{ return $slots{$a}->{'starttime'} <=> $slots{$b}->{'starttime'} }
(keys(%slots))) {
@@ -727,24 +851,31 @@ sub show_choices {
my $text=&mt('Select');
my $command='get';
if (grep(/^\Q$slot\E$/,@got_slots)) {
- $text=&mt('Free Reservation');
+ $text=&mt('Drop Reservation');
$command='release';
} else {
my $conflict = &check_for_conflict($symb,$slot,$slots{$slot},
\%slots,
$consumed_uniqueperiods);
- if ($conflict) {
- $text=&mt('Change Reservation');
- $command='get';
- }
+ if ($conflict) {
+ if ($conflict =~ /^error: /) {
+ $r->print(''
+ .&mt('Slot: [_1] has unknown status.',$description)
+ .' ');
+ } else {
+ $text=&mt('Change Reservation');
+ $command='get';
+ }
+ }
}
- my $escsymb=&Apache::lonnet::escape($symb);
+ my $escsymb=&escape($symb);
$form=<
+
STUFF
}
@@ -757,7 +888,8 @@ STUFF
}
if (!$available) {
- $r->print('No available times. '.
+ $r->print(''.&mt('No available times.').
+ ' '.
&mt('Return to last resource').' ');
}
$r->print('
');
@@ -837,14 +969,14 @@ sub remove_link {
undef($udom);
}
- $slotname = &Apache::lonnet::escape($slotname);
- $entry = &Apache::lonnet::escape($entry);
- $uname = &Apache::lonnet::escape($uname);
- $udom = &Apache::lonnet::escape($udom);
- $symb = &Apache::lonnet::escape($symb);
+ $slotname = &escape($slotname);
+ $entry = &escape($entry);
+ $uname = &escape($uname);
+ $udom = &escape($udom);
+ $symb = &escape($symb);
return <<"END_LINK";
- ($remove)
END_LINK
@@ -860,14 +992,19 @@ sub show_table {
}
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('');
- $r->print('');
- $r->print('');
+ $r->print(&Apache::loncommon::help_open_topic('Slot AddInterface'));
$r->print('
');
}
@@ -895,7 +1032,7 @@ sub show_table {
'endtime' => 'End Time',
'startreserve' => 'Time students can start reserving',
'secret' => 'Secret Word',
- 'maxspace' => 'Maximum # of students',
+ 'space' => '# of students/max',
'ip' => 'IP or DNS restrictions',
'symb' => 'Resource slot is restricted to.',
'allowedsections' => 'Sections slot is restricted to.',
@@ -904,7 +1041,7 @@ sub show_table {
'scheduled' => 'Scheduled Students',
'proctor' => 'List of proctors');
my @show_order=('name','description','type','starttime','endtime',
- 'startreserve','secret','maxspace','ip','symb',
+ 'startreserve','secret','space','ip','symb',
'allowedsections','allowedusers','uniqueperiod',
'scheduled','proctor');
my @show =
@@ -952,13 +1089,16 @@ sub show_table {
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('
');
}
sub upload_start {
@@ -1208,7 +1376,7 @@ sub upload_start {
$result.=' '.
&mt('Specify a file containing the slot definitions.').
' '."\n";
- $result.=''."\n";
+ $result.=' '."\n";
my $upfile_select=&Apache::loncommon::upfile_select_html();
my $ignore=&mt('Ignore First Line');
$result.=<print(<
-Identify fields
+Identify fields $help_field
Total number of records found in file: $distotal
Enter as many fields as you can. The system will inform you and bring you back
to this page if the data selected is insufficient to create the slots.
@@ -1261,11 +1431,12 @@ ENDPICK
sub csvuploadmap_footer {
my ($request,$i,$keyfields) =@_;
+ my $buttontext = &mt('Create Slots');
$request->print(<
-
+
ENDPICK
}
@@ -1382,7 +1553,7 @@ sub csv_upload_assign {
my @slotdata = &Apache::loncommon::upfile_record_sep();
if ($env{'form.noFirstLine'}) { shift(@slotdata); }
my %fields=&Apache::grades::get_fields();
- $r->print('Creating Slots ');
+ $r->print(''.&mt('Creating Slots').' ');
my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
my $countdone=0;
@@ -1469,9 +1640,9 @@ sub csv_upload_assign {
$r->rflush();
$countdone++;
}
- $r->print("Created $countdone slots\n
");
+ $r->print(''.&mt('Created [quant,_1,slot]',$countdone)."\n".'
');
foreach my $error (@errors) {
- $r->print("$error\n
");
+ $r->print(''.$error.'
'."\n");
}
&show_table($r,$mgr);
return '';
@@ -1525,11 +1696,17 @@ sub handler {
&csv_upload_map($r);
}
} else {
- my $symb=&Apache::lonnet::unescape($env{'form.symb'});
+ 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 ($useslots ne 'resource') {
- &fail($r,'not_valid');
+ if ($useslots ne 'resource'
+ && $useslots ne 'map'
+ && $useslots ne 'map_map') {
+ &fail($r,'not_available');
return OK;
}
$env{'request.symb'}=$symb;
@@ -1549,11 +1726,11 @@ sub handler {
} elsif ($env{'form.command'} eq 'get') {
&get_slot($r,$symb);
} elsif ($env{'form.command'} eq 'change') {
- if (&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 {
- $r->print("Unknown command: ".$env{'form.command'}."
");
+ $r->print(''.&mt('Unknown command: [_1]',$env{'form.command'}).'
');
}
}
&end_page($r);