--- rat/lonuserstate.pm 2012/11/11 22:26:49 1.144
+++ rat/lonuserstate.pm 2018/03/29 20:10:47 1.149.2.1
@@ -1,7 +1,7 @@
# The LearningOnline Network with CAPA
# Construct and maintain state and binary representation of course for user
#
-# $Id: lonuserstate.pm,v 1.144 2012/11/11 22:26:49 raeburn Exp $
+# $Id: lonuserstate.pm,v 1.149.2.1 2018/03/29 20:10:47 raeburn Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -59,6 +59,7 @@ my $retfurl; # first URL
my %randompick; # randomly picked resources
my %randompickseed; # optional seed for randomly picking resources
my %randomorder; # maps to order contents randomly
+my %randomizationcode; # code used to grade folder for bubblesheet exam
my %encurl; # URLs in this folder are supposed to be encrypted
my %hiddenurl; # this URL (or complete folder) is supposed to be hidden
@@ -140,10 +141,10 @@ sub processversionfile {
# Parameters:
# uri - URI of the map file.
# parent_rid - Resource id in the map of the parent resource (0.0 for the top level map)
-#
+# courseid - Course id for the course for which the map is being loaded
#
sub loadmap {
- my ($uri,$parent_rid)=@_;
+ my ($uri,$parent_rid,$courseid)=@_;
# Is the map already included?
@@ -183,7 +184,7 @@ sub loadmap {
# We can only nest sequences or pages. Anything else is an illegal nest.
unless (($fn=~/\.sequence$/) || $ispage) {
- $errtext.=&mt("
Invalid map: [_1]",$fn);
+ $errtext.='
'.&mt('Invalid map: [_1]',"$fn");
return;
}
@@ -192,7 +193,9 @@ sub loadmap {
my $instr=&Apache::lonnet::getfile($fn);
if ($instr eq -1) {
- $errtext.=&mt('
Map not loaded: The file [_1] does not exist.',$fn);
+ $errtext.= '
'
+ .&mt('Map not loaded: The file [_1] does not exist.',
+ "$fn");
return;
}
@@ -236,15 +239,28 @@ sub loadmap {
# This is handled in the next chunk of code.
my @map_ids;
+ my $codechecked;
while (my $token = $parser->get_token) {
next if ($token->[0] ne 'S');
# Resource
if ($token->[1] eq 'resource') {
- my $resource_id = &parse_resource($token,$lpc,$ispage,$uri);
+ my $resource_id = &parse_resource($token,$lpc,$ispage,$uri,$courseid);
if (defined $resource_id) {
- push(@map_ids, $resource_id);
+ push(@map_ids, $resource_id);
+ unless ($codechecked) {
+ my $startsymb =
+ &Apache::lonnet::encode_symb($hash{'map_id_'.$lpc},$resource_id,
+ $hash{'src_'."$lpc.$resource_id"});
+ my $code =
+ &Apache::lonnet::EXT('resource.0.examcode',$startsymb,undef,undef,
+ undef,undef,$courseid);
+ if ($code) {
+ $randomizationcode{$parent_rid} = $code;
+ }
+ $codechecked = 1;
+ }
}
# Link
@@ -260,17 +276,26 @@ sub loadmap {
&parse_condition($token,$lpc);
}
}
+ undef($codechecked);
# Handle randomization and random selection
if ($randomize) {
- if (!$env{'request.role.adv'}) {
+ my $advanced;
+ if ($env{'request.course.id'}) {
+ $advanced = (&Apache::lonnet::allowed('adv') eq 'F');
+ } else {
+ $env{'request.course.id'} = $courseid;
+ $advanced = (&Apache::lonnet::allowed('adv') eq 'F');
+ $env{'request.course.id'} = '';
+ }
+ unless ($advanced) {
+ # Order of resources is not randomized if user has and advanced role in the course.
my $seed;
- # In the advanced role, the map's random seed
- # parameter is used as the basis for computing the
- # seed ... if it has been specified:
+ # If the map's random seed parameter has been specified
+ # it is used as the basis for computing the seed ...
if (defined($randompickseed{$parent_rid})) {
$seed = $randompickseed{$parent_rid};
@@ -289,15 +314,28 @@ sub loadmap {
# TODO: Here for sure we need to pass along the username/domain
# so that we can impersonate users in lonprintout e.g.
+ my $setcode;
+ if (defined($randomizationcode{$parent_rid})) {
+ if ($env{'form.CODE'} eq '') {
+ $env{'form.CODE'} = $randomizationcode{$parent_rid};
+ $setcode = 1;
+ }
+ }
+
my $rndseed=&Apache::lonnet::rndseed($seed);
&Apache::lonnet::setup_random_from_rndseed($rndseed);
+ if ($setcode) {
+ undef($env{'form.CODE'});
+ undef($setcode);
+ }
+
# Take the set of map ids we have decoded and permute them to a
# random order based on the seed set above. All of this is
# processing the randomorder parameter if it is set, not
# randompick.
- @map_ids=&Math::Random::random_permutation(@map_ids);
+ @map_ids=&Math::Random::random_permutation(@map_ids);
}
@@ -352,6 +390,7 @@ sub loadmap {
# $lpc - Map nesting level (?)
# $ispage - True if this resource is encapsulated in a .page (assembled resourcde).
# $uri - URI of the enclosing resource.
+# $courseid - Course id of the course containing the resource being parsed.
# Returns:
# Value of the id attribute of the tag.
#
@@ -372,7 +411,7 @@ sub loadmap {
sub parse_resource {
- my ($token,$lpc,$ispage,$uri) = @_;
+ my ($token,$lpc,$ispage,$uri,$courseid) = @_;
# I refuse to countenance code like this that has
# such a dirty side effect (and forcing this sub to be called within a loop).
@@ -511,7 +550,7 @@ sub parse_resource {
if (($turi=~/\.sequence$/) ||
($turi=~/\.page$/)) {
$hash{'is_map_'.$rid}=1;
- &loadmap($turi,$rid);
+ &loadmap($turi,$rid,$courseid);
}
return $token->[2]->{'id'};
}
@@ -909,7 +948,9 @@ sub traceroute {
$further=simplify('('.'_'.$rid.')&('.
$hash{'condid_'.$hash{'undercond_'.$id}}.')');
} else {
- $errtext.=&mt('
Undefined condition ID: [_1]',$hash{'undercond_'.$id});
+ $errtext.= '
'.
+ &mt('Undefined condition ID: [_1]',
+ $hash{'undercond_'.$id});
}
}
# Recurse to resoruces that have to's to us.
@@ -1031,7 +1072,7 @@ sub accinit {
sub hiddenurls {
my $randomoutentry='';
- foreach my $rid (keys %randompick) {
+ foreach my $rid (keys(%randompick)) {
my $rndpick=$randompick{$rid};
my $mpc=$hash{'map_pc_'.$hash{'src_'.$rid}};
# ------------------------------------------- put existing resources into array
@@ -1052,7 +1093,18 @@ sub hiddenurls {
# -------------------------------- randomly eliminate the ones that should stay
my (undef,$id)=split(/\./,$rid);
if ($randompickseed{$rid}) { $id=$randompickseed{$rid}; }
+ my $setcode;
+ if (defined($randomizationcode{$rid})) {
+ if ($env{'form.CODE'} eq '') {
+ $env{'form.CODE'} = $randomizationcode{$rid};
+ $setcode = 1;
+ }
+ }
my $rndseed=&Apache::lonnet::rndseed($id); # use id instead of symb
+ if ($setcode) {
+ undef($env{'form.CODE'});
+ undef($setcode);
+ }
&Apache::lonnet::setup_random_from_rndseed($rndseed);
my @whichids=&Math::Random::random_permuted_index($#currentrids+1);
for (my $i=1;$i<=$rndpick;$i++) { $currentrids[$whichids[$i]]=''; }
@@ -1071,7 +1123,7 @@ sub hiddenurls {
}
}
# ------------------------------ take care of explicitly hidden urls or folders
- foreach my $rid (keys %hiddenurl) {
+ foreach my $rid (keys(%hiddenurl)) {
$hash{'randomout_'.$rid}=1;
my ($mapid,$resid)=split(/\./,$rid);
$randomoutentry.='&'.
@@ -1122,6 +1174,8 @@ sub readmap {
&unlink_tmpfiles($fn);
}
undef %randompick;
+ undef %randompickseed;
+ undef %randomorder;
undef %hiddenurl;
undef %encurl;
$retfrid='';
@@ -1265,6 +1319,8 @@ sub readmap {
$lock=1;
}
undef %randompick;
+ undef %randompickseed;
+ undef %randomorder;
undef %hiddenurl;
undef %encurl;
$errtext='';
@@ -1370,7 +1426,7 @@ sub build_tmp_hashes {
# sub-maps.
- &loadmap($uri,'0.0');
+ &loadmap($uri,'0.0',$short);
# The code below only executes if there is a starting point for the map>
# Q/BUG??? If there is no start resource for the map should that be an error?
@@ -1431,7 +1487,7 @@ sub unlink_tmpfiles {
my ($fn) = @_;
my $file_dir = dirname($fn);
- if ($fn eq LONCAPA::tempdir()) {
+ if ("$file_dir/" eq LONCAPA::tempdir()) {
my @files = qw (.db _symb.db .state _parms.db);
foreach my $file (@files) {
if (-e $fn.$file) {
@@ -1508,8 +1564,8 @@ sub evalstate {
$count++;
}
my ($mapid) = split(/\./,$id);
- &mt('Resource "[_1]"
in Map "[_2]"',
- $hash{'title_'.$id},
+ &mt('Resource [_1][_2]in Map [_3]',
+ $hash{'title_'.$id},'
',
$hash{'title_'.$hash{'ids_'.$hash{'map_id_'.$mapid}}});
} (@{ $mapalias_cache{$mapalias} }));
next if ($count < 2);