--- loncom/interface/slotrequest.pm	2023/07/08 16:57:47	1.146
+++ loncom/interface/slotrequest.pm	2023/07/12 15:48:23	1.147
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Handler for requesting to have slots added to a students record
 #
-# $Id: slotrequest.pm,v 1.146 2023/07/08 16:57:47 raeburn Exp $
+# $Id: slotrequest.pm,v 1.147 2023/07/12 15:48:23 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -50,7 +50,7 @@ sub fail {
     } else {
 	$r->print('<p>'.&mt('Failed.').'</p>');
     }
-    
+
     &return_link($r);
     &end_page($r);
 }
@@ -60,8 +60,8 @@ sub start_page {
     my $args;
     if (ref($brcrum) eq 'ARRAY') {
         $args = {bread_crumbs => $brcrum};
-        if ($bread_crumbs_component) {    
-            $args->{bread_crumbs_component} = $bread_crumbs_component;    
+        if ($bread_crumbs_component) {
+            $args->{bread_crumbs_component} = $bread_crumbs_component;
         }
     }
     if (($env{'form.requestattempt'}) || ($env{'form.command'} eq 'manageresv')) {
@@ -284,7 +284,7 @@ function uncheckSlotRadio() {
     }
     if (slotpicks.length) {
         for (var i=0; i<slotpicks.length; i++) {
-            slotpicks[i].checked = false;  
+            slotpicks[i].checked = false;
         }
     }
 }
@@ -333,7 +333,7 @@ function toggleSlotMap(maprownum,rownum)
             for (var i=0; i<resrows.length; i++) {
                 resrows[i].style.display = rowdisplay;
                 if (rowdisplay == 'table-row') {
-                    mapbgidx ++;        
+                    mapbgidx ++;
                     var bgcolnew = mapbgidx % 2;
                     var bgcolold = (mapbgidx+1) % 2;
                     var k = i+parseInt(rownum)+1; 
@@ -368,7 +368,7 @@ function toggleSlotMap(maprownum,rownum)
                             if (table.rows[i].style.display != 'none') {
                                 idx ++;
                                 var bgcolnew = idx % 2;
-                                var bgcolold = (idx+1) % 2;  
+                                var bgcolold = (idx+1) % 2;
                                 j = i+1;
                                 if (document.getElementById('LC_slotmaprow_'+j)) {
                                     document.getElementById('LC_slotmaprow_'+j).className = rowclasses[bgcolnew];
@@ -412,7 +412,7 @@ sub get_course {
 
 sub get_reservation_ids {
     my ($slot_name)=@_;
-    
+
     my ($cnum,$cdom)=&get_course();
 
     my %consumed=&Apache::lonnet::dump('slot_reservations',$cdom,$cnum,
@@ -457,7 +457,7 @@ sub check_for_reservation {
 	|| &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,'starttime');
     foreach my $slot_name (@sorted_slots) {
@@ -592,7 +592,7 @@ sub make_reservation {
     foreach my $other_slot (split(/:/, $value)) {
 	if ($other_slot eq $slot_name) {
 	    my %consumed=&Apache::lonnet::dump('slot_reservations', $cdom,
-					       $cnum, "^$slot_name\0");   
+					       $cnum, "^$slot_name\0");
 	    if (&Apache::lonnet::error($value)) { 
 		return 'error: Unable to determine current status';
 	    }
@@ -618,14 +618,14 @@ sub make_reservation {
 	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'      => $symb_for_db);
@@ -704,7 +704,7 @@ sub remove_registration {
 
 sub remove_registration_user {
     my ($r) = @_;
-    
+
     my $slot_name = $env{'form.slotname'};
 
     my $name = &Apache::loncommon::plainname($env{'form.uname'},
@@ -714,7 +714,7 @@ sub remove_registration_user {
 
     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']);
 }
@@ -750,14 +750,14 @@ 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 
@@ -801,7 +801,7 @@ sub release_slot {
     } 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>');
@@ -1166,7 +1166,7 @@ sub return_link {
     my $target = &return_target();
     if (($env{'form.command'} eq 'manageresv') || ($env{'form.context'} eq 'usermanage')) {
 	$r->print('<p><a href="/adm/slotrequest?command=manageresv" target="'.$target.'">'.
-                  &mt('Return to reservations').'</a></p>');  
+                  &mt('Return to reservations').'</a></p>'); 
     } else {
         $r->print('<p><a href="/adm/flip?postdata=return:" target="'.$target.'">'.
 	          &mt('Return to last resource').'</a></p>');
@@ -1340,7 +1340,7 @@ sub allowed_slot {
     if (($slot->{'endreserve'}) &&
         ($slot->{'endreserve'} < time)) {
         return 0;
-    }    
+    }
     &Apache::lonxml::debug("$slot_name reserve good");
 
     my $userallowed=0;
@@ -1487,7 +1487,7 @@ sub show_choices {
                      );
         foreach my $option (@options) {
             my $onclick = "toggleSlotDisplay(this.form,'$num');";
-            if (($option eq 'show') && ($env{'form.command'} eq 'manageresv')) {  
+            if (($option eq 'show') && ($env{'form.command'} eq 'manageresv')) {
                 $onclick .= "currSlotDisplay$num(this.form,'$num');"; 
             }
             $output .= '<span class="LC_nobreak"><label>'.
@@ -1507,7 +1507,7 @@ sub show_choices {
 // <![CDATA[
 function currSlotDisplay$num() {
     var currslot = new Array($numreserved);
-$js    
+$js
     for (var j=0; j<$numreserved; j++) {
         if (document.getElementById('LC_slotrow_$num\_'+currslot[j])) {
             document.getElementById('LC_slotrow_$num\_'+currslot[j]).style.display = '';
@@ -1670,7 +1670,7 @@ sub to_show {
 	}
 	return 0;
     }
-    
+
     return 1;
 }
 
@@ -1730,7 +1730,7 @@ sub show_table {
         );
         return;
     }
-    
+
     my %Saveable_Parameters = ('show'              => 'array',
 			       'when'              => 'scalar',
 			       'order'             => 'scalar',
@@ -1820,7 +1820,7 @@ 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
     $env{'form.deleted'} ||= 'hide';
@@ -1900,7 +1900,7 @@ sub show_table {
 		return lc($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]
@@ -1934,7 +1934,7 @@ sub show_table {
 	}
 	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$re_str\E/,keys(%consumed));
@@ -2488,7 +2488,7 @@ sub slot_chooser {
                                         }
                                     }
                                 }
-                                next if ($exclude);   
+                                next if ($exclude);
                             }
                         }
                     }
@@ -3024,7 +3024,7 @@ sub slot_change_messaging {
 }
 
 sub upload_start {
-    my ($r)=@_;    
+    my ($r)=@_;
     $r->print(
         &Apache::grades::checkforfile_js()
        .'<h2>'.&mt('Upload a file containing the slot definitions').'</h2>'
@@ -3477,7 +3477,7 @@ sub handler {
         if (ref($brcrum) eq 'ARRAY') {
             push(@{$brcrum},{href=>"/adm/slotrequest?command=showresv",text=>$title});
         }
-    } elsif (($env{'form.requestattempt'}) || ($env{'form.command'} eq 'manageresv')) {  
+    } elsif (($env{'form.requestattempt'}) || ($env{'form.command'} eq 'manageresv')) {
         if ($env{'form.command'} eq 'manageresv') {
             $title = 'Manage Reservations';
             $brcrum =[{href=>"/adm/slotrequest?command=manageresv",text=>$title}];