--- loncom/interface/slotrequest.pm	2006/06/16 19:49:00	1.64
+++ loncom/interface/slotrequest.pm	2006/10/31 15:58:41	1.68.2.2
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Handler for requesting to have slots added to a students record
 #
-# $Id: slotrequest.pm,v 1.64 2006/06/16 19:49:00 albertel Exp $
+# $Id: slotrequest.pm,v 1.68.2.2 2006/10/31 15:58:41 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -90,7 +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;
@@ -127,8 +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;
@@ -175,7 +176,8 @@ 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(/:/, $course)) {
@@ -186,7 +188,7 @@ sub get_consumed_uniqueperiods {
     if (!ref($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;
@@ -212,7 +214,7 @@ sub check_for_conflict {
 
     if (!ref($consumed_uniqueperiods)) {
 	$consumed_uniqueperiods = &get_consumed_uniqueperiods($slots);
-	if (&network_error(%$consumed_uniqueperiods)) {
+	if (&Apache::lonnet::error(%$consumed_uniqueperiods)) {
 	    return 'error: Unable to determine current status';
 	}
     }
@@ -230,14 +232,6 @@ sub check_for_conflict {
 
 }
 
-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)=@_;
 
@@ -250,13 +244,14 @@ sub make_reservation {
     my $use_slots = &Apache::lonnet::EXT("resource.0.useslots");
     &Apache::lonxml::debug("use_slots is  $use_slots<br />");
 
-    if (&network_error($value) || &network_error($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') {
+    if ($use_slots eq 'map' || $use_slots eq 'map_map') {
 	my ($map) = &Apache::lonnet::decode_symb($symb);
 	$parm_symb = &Apache::lonnet::symbread($map);
 	$parm_level = 2;
@@ -266,7 +261,7 @@ sub make_reservation {
 	if ($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'}.':'.$env{'user.domain'};
@@ -283,7 +278,7 @@ sub make_reservation {
     if (!defined($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 $last=0;
@@ -338,7 +333,7 @@ sub remove_registration {
     my ($cnum,$cdom)=&get_course();
     my %consumed=&Apache::lonnet::dump('slot_reservations',$cdom,$cnum,
 				       "^$slot_name\0");
-    if (&network_error(%consumed)) {
+    if (&Apache::lonnet::error(%consumed)) {
 	$r->print("<p>".&mt('A network error has occured.').'</p>');
 	return;
     }
@@ -438,7 +433,7 @@ sub release_slot {
 
     if ($mgr eq 'F' 
 	&& defined($env{'form.symb'})) {
-	$symb = $env{'form.symb'};
+	$symb = &unescape($env{'form.symb'});
     }
 
     my ($result,$msg) =
@@ -490,12 +485,12 @@ sub release_reservation {
     my $use_slots = &Apache::lonnet::EXT("resource.0.useslots");
     &Apache::lonxml::debug("use_slots is  $use_slots<br />");
 
-    if (&network_error($use_slots)) { 
+    if (&Apache::lonnet::error($use_slots)) { 
 	return (0,'error: Unable to determine current status');
     }
 
     my $parm_level = 1;
-    if ($use_slots eq 'map') {
+    if ($use_slots eq 'map' || $use_slots eq 'map_map') {
 	$parm_level = 2;
     }
     # store new parameter string
@@ -680,6 +675,16 @@ sub allowed_slot {
 		    split(',',$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");
 
@@ -754,7 +759,7 @@ 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},
@@ -1031,14 +1036,15 @@ sub show_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&amp;order=';
-    $r->print('<table class="thinborder">
-<tr>
-  <th></th>');
+    $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 $slotsort = sub {
@@ -1180,7 +1186,10 @@ DELETELINK
 	    undef($remove_all);
 	}
 
-        $r->print("<tr>\n<td rowspan=\"$rowspan\">$edit $delete</td>\n");
+	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 $delete</td>\n");
 	if (exists($show{'name'})) {
 	    $colspan++;$r->print("<td>$slot</td>");
 	}
@@ -1223,12 +1232,12 @@ DELETELINK
 	if (exists($show{'scheduled'})) {
 	    $colspan++;$r->print("<td>$remove_all $ids</td>\n");
 	}
-	$r->print("</tr>\n");
+	$r->print("$row_end\n");
 	if (exists($show{'proctor'})) {
 	    $r->print(<<STUFF);
-<tr>
+$row_start
  <td colspan="$colspan">$proctors</td>
-</tr>
+$row_end
 STUFF
         }
     }
@@ -1566,7 +1575,9 @@ sub handler {
 	}
 	my (undef,undef,$res)=&Apache::lonnet::decode_symb($symb);
 	my $useslots = &Apache::lonnet::EXT("resource.0.useslots",$symb);
-	if ($useslots ne 'resource' && $useslots ne 'map') {
+	if ($useslots ne 'resource' 
+	    && $useslots ne 'map' 
+	    && $useslots ne 'map_map') {
 	    &fail($r,'not_available');
 	    return OK;
 	}