--- loncom/homework/bridgetask.pm	2006/06/16 09:27:38	1.173
+++ loncom/homework/bridgetask.pm	2006/06/28 21:46:53	1.180
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA 
 # definition of tags that give a structure to a document
 #
-# $Id: bridgetask.pm,v 1.173 2006/06/16 09:27:38 albertel Exp $
+# $Id: bridgetask.pm,v 1.180 2006/06/28 21:46:53 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -50,7 +50,7 @@ my %dimension;
 sub initialize_bridgetask {
     # id of current Dimension, 0 means that no dimension is current 
     # (inside <Task> only)
-    %Apache::bridgetask::dimension=();
+    @Apache::bridgetask::dimension=();
     # list of all Dimension ids seen
     %Apache::bridgetask::top_dimensionlist=();
     # list of all current Instance ids
@@ -83,7 +83,7 @@ sub proctor_check_auth {
 		}
 	    }
 	    if ($authenticated) {
-		&create_new_version($type,$user,$domain,$slot_name);
+		&check_in($type,$user,$domain,$slot_name);
 		return 1;
 	    }
 	}
@@ -91,8 +91,43 @@ sub proctor_check_auth {
     return 0;
 }
 
+sub check_in {
+    my ($type,$user,$domain,$slot_name) = @_;
+    my $useslots = &Apache::lonnet::EXT("resource.0.useslots");
+    if ( $useslots eq 'map_map') {
+	&check_in_sequence($user,$domain,$slot_name);
+    } else {
+	&create_new_version($type,$user,$domain,$slot_name);
+    }
+    return 1;
+}
+
+sub check_in_sequence {
+    my ($user,$domain,$slot_name) = @_;
+    my $navmap = Apache::lonnavmaps::navmap->new();
+    my ($symb) = &Apache::lonxml::whichuser();
+    my ($map)  = &Apache::lonnet::decode_symb($symb);
+    my @resources = 
+	$navmap->retrieveResources($map, sub { $_[0]->is_problem() },0,0);
+    my %old_history = %Apache::lonhomework::history;
+    my %old_results = %Apache::lonhomework::results;
+
+    foreach my $res (@resources) {
+	&Apache::lonxml::debug("doing ".$res->src);
+	&Apache::structuretags::initialize_storage($res->symb);
+	my $type = ($res->is_task()) ? 'Task' : 'problem';
+	&create_new_version($type,$user,$domain,$slot_name);
+	&Apache::structuretags::finalize_storage($res->symb);
+    }
+    
+    %Apache::lonhomework::history = %old_history;
+    %Apache::lonhomework::results = %old_results;
+}
+
 sub create_new_version {
     my ($type,$user,$domain,$slot_name) = @_;
+    
+    my $id = '0';
     if ($type eq 'Task') {
 	# increment version
 	my $version=
@@ -107,28 +142,24 @@ sub create_new_version {
 	}
 	
 	#setup new version and who did it
-	$Apache::lonhomework::results{'resource.0.version'}=$version;
-	if (defined($user) && defined($domain)) {
-	    $Apache::lonhomework::results{"resource.$version.0.checkedin"}=
-		$user.':'.$domain;
-	} else {
-	    $Apache::lonhomework::results{"resource.$version.0.checkedin"}=
-		$env{'user.name'}.':'.$env{'user.domain'};
-	}
-	if (defined($slot_name)) {
-	    $Apache::lonhomework::results{"resource.$version.0.checkedin.slot"}=
-		$slot_name;
+       	$Apache::lonhomework::results{'resource.0.version'}=$version;
+	$id = "$version.0";
+	if (!defined($user) || !defined($domain)) {
+	    $user = $env{'user.name'};
+	    $domain = $env{'user.domain'};
 	}
+	
     } elsif ($type eq 'problem') {
 	&Apache::lonxml::debug("authed $slot_name");
-	if (defined($user) && defined($domain)) {
-	    $Apache::lonhomework::results{"resource.0.checkedin"}=
-		$user.':'.$domain;
-	}
-	if (defined($slot_name)) {
-	    $Apache::lonhomework::results{"resource.0.checkedin.slot"}=
-		$slot_name;
-	}
+    }
+
+    if (defined($user) && defined($domain)) {
+	$Apache::lonhomework::results{"resource.$id.checkedin"}=
+	    $user.':'.$domain;
+    }
+    if (defined($slot_name)) {
+	$Apache::lonhomework::results{"resource.$id.checkedin.slot"}=
+	    $slot_name;
     }
 }
 
@@ -341,6 +372,8 @@ sub nested_parse {
     @Apache::scripttag::parser_env = @old_env;
     if ($args->{'delayed_dim_results'}) {
 	my $dim = &get_dim_id();
+	&Apache::lonxml::debug(" tossing out $result ");
+	&Apache::lonxml::debug(" usining out $dim 's  ". $dimension{$dim}{'result'});
 	return $dimension{$dim}{'result'};
     }
     return $result;
@@ -499,8 +532,8 @@ sub start_Task {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
 
     my ($status,$accessmsg,$slot);
+    &Apache::structuretags::init_problem_globals('Task');
     if ($target ne 'webgrade') {
-	&Apache::structuretags::init_problem_globals('Task');
 	&Apache::structuretags::initialize_storage();
 	&Apache::lonhomework::showhash(%Apache::lonhomework::history);
 	if ($env{'request.state'} eq 'construct') {
@@ -563,7 +596,9 @@ sub start_Task {
 	($status,$accessmsg,my $slot_name,$slot) = 
 	    &Apache::lonhomework::check_slot_access('0','Task');
 	if ($status eq 'CAN_ANSWER' && $version eq '') {
-	    &create_new_version('Task',undef,undef,$slot_name);
+	    # CAN_ANSWER mode, and no current version, unproctored access
+	    # thus self-checkedin
+	    &check_in('Task',undef,undef,$slot_name);
 	    &add_to_queue('gradingqueue',{'type' => 'Task',
 					  'time' => time,
 					  'slot' => $slot_name});
@@ -1188,6 +1223,7 @@ DONEBUTTON
 	$result.=&Apache::response::meta_stores_write('status','string',
 						      'Bridge Task Status');
     }
+    &Apache::structuretags::reset_problem_globals('Task');
     undef($Apache::lonhomework::parsing_a_task);
     return $result;
 }
@@ -2187,8 +2223,8 @@ sub get_criteria {
 	    &nested_parse(\$dimension{$dim}{$instance.'.text'},[@_]);
 	    $result.=
 		&nested_parse(\$dimension{$dim}{'questiontext'},[@_],
-			      {'set_dim_id'        => undef,
-			       'delay_dim_results' => 1});
+			      {'set_dim_id'          => undef,
+			       'delayed_dim_results' => 1});
 	    foreach my $id (@{$dimension{$dim}{$instance.'.criterias'}},
 			    @{$dimension{$dim}{'criterias'}} ) {
 		my $type = $dimension{$dim}{'criteria.'.$id.'.type'};
@@ -2225,7 +2261,7 @@ sub get_criteria {
 		$result.=&grading_history($version,$dim,$id);
 		$last_link=$link;
 	    }
-	    if (&delay_result()) {
+	    if (&nest()) {
 		&Apache::lonxml::debug(" for $dim stashing results into ".$dimension{$dim}{'nested'});
 		$dimension{$dimension{$dim}{'nested'}}{'result'}.=$result;
 		undef($result);