--- modules/gci/londocsgci.pm	2009/09/24 22:18:52	1.1
+++ modules/gci/londocsgci.pm	2009/12/21 15:51:29	1.6
@@ -2,7 +2,7 @@
 # Custom Edit Course Routines for Assembly of Valid Concept Tests from
 # Geoscience Concept Inventory. 
 #
-# $Id: londocsgci.pm,v 1.1 2009/09/24 22:18:52 gci Exp $
+# $Id: londocsgci.pm,v 1.6 2009/12/21 15:51:29 gci Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -44,25 +44,34 @@ use LONCAPA qw(:DEFAULT :match);
 my $path;
 my $version;
 my $reqnum;
+my @mandcats;
+my @bincats;
 my @categories;
 my @allprobs;
 my %probcat;
 my %prereqs;
+my %revreqs;
 my @defchosen;
 my @chosen;
+my @mandprobs;
+my @bins;
+my @optional;
+my %mandatory;
+my @development;
+my %developmentitems;
 
 sub setdefaults {
    $path='/res/gci/gci';
    $version='GCIv2-1-1';
    $reqnum=15;
-   @allprobs=('01','02','03','04','05','06','07',
+   @allprobs=('01','02','37','2004_73','03','04','05','06','07',
               '08','10',
               '09',
               '11','12','13','14','15','16','17',
               '18','69',
               '19','20',
               '21','22','23','24','25','26','27','28','29','30',
-              '31','32','33','34','35','36','37','38',
+              '31','32','33','34','35','36','38',
               '39A','39B',
               '40',
               '41','42','43','44','45','46','47','48','49','50',
@@ -71,25 +80,44 @@ sub setdefaults {
               '53','54','55','56','58',
               '60',
               '61','62','63','64','65','66','67','68','70',
-              '71',
-              '2004_73');
-
-   @categories=('M1','M2','M3','M4',
-                'A','B','C','D','E','F','G','H','I','J','K');
-   %probcat =('01' => 'M1','02' => 'M2','03' => 'A' ,'04' => 'A' ,'05' => ''  ,'06' => 'A' ,'07' => 'B' ,'08' => 'B' ,'09' => 'B' ,'10' => 'C' ,
-              '11' => ''  ,'12' => 'C' ,'13' => 'C' ,'14' => 'C' ,'15' => 'C' ,'16' => 'C' ,'17' => 'C' ,'18' => 'D' ,'19' => 'D' ,'20' => 'D' ,
+              '71');
+    @bins = ( ['03','04','06'],
+              ['07','08','09'],
+              ['10','12','13','14','15','16','17'],
+              ['18','19','20','21','22','23','24','25'],
+              ['26','27','28','30'],
+              ['32','33','34','35','36'],
+              ['38','39A','39B','40','41','42','43','44','45','46'],
+              ['47','48','49','50','51','52','53'],
+              ['54','55','56','57','58','60','61','62'],
+              ['63','64','65'],
+              ['66','67','68','69','70','71']);
+    @optional = ('05','11','29','31');
+    @mandcats = ('M1','M2','M3','M4');
+    @bincats = ('A','B','C','D','E','F','G','H','I','J','K');
+    @categories=(@mandcats,@bincats);
+    %probcat =('01' => 'M1' ,'02' => 'M2' ,'37' => 'M3' ,'2004_73' => 'M4' ,
+              '03' => 'A' ,'04' => 'A','05' => ''  ,'06' => 'A' ,'07' => 'B' ,
+              '08' => 'B' ,'09' => 'B' ,'10' => 'C' ,'11' => ''  ,'12' => 'C' ,
+              '13' => 'C' ,'14' => 'C' ,'15' => 'C' ,'16' => 'C' ,'17' => 'C' ,'18' => 'D' ,'19' => 'D' ,'20' => 'D' ,
               '21' => 'D' ,'22' => 'D' ,'23' => 'D' ,'24' => 'D' ,'25' => 'D' ,'26' => 'E' ,'27' => 'E' ,'28' => 'E' ,'29' => ''  ,'30' => 'E' ,
-              '31' => ''  ,'32' => 'F' ,'33' => 'F' ,'34' => 'F' ,'35' => 'F' ,'36' => 'F' ,'37' => 'M3','38' => 'G' ,
+              '31' => ''  ,'32' => 'F' ,'33' => 'F' ,'34' => 'F' ,'35' => 'F' ,'36' => 'F' ,'38' => 'G' ,
               '39A'=> 'G' ,'39B'=> 'G' ,
               '40' => 'G' ,
               '41' => 'G' ,'42' => 'G' ,'43' => 'G' ,'44' => 'G' ,'45' => 'G' ,'46' => 'G' ,'47' => 'H' ,'48' => 'H' ,'49' => 'H' ,'50' => 'H' ,
               '51' => 'H' ,'52' => 'H' ,'53' => 'H' ,'54' => 'I' ,'55' => 'I' ,'56' => 'I' ,'57' => 'I' ,'58' => 'I' ,
               '60' => 'I' ,
               '61' => 'I' ,'62' => 'I' ,'63' => 'J' ,'64' => 'J' ,'65' => 'J' ,'66' => 'K' ,'67' => 'K' ,'68' => 'K' ,'69' => 'K' ,'70' => 'K' ,
-              '71' => 'K' ,
-              '2004_73' => 'M4');
-   %prereqs=('10' => '08', '57' => '52', '69' => '18');
-   @defchosen=('01','02','03','07','12','18','26','32','37','38','47','54','63','66','2004_73');
+              '71' => 'K');
+    %mandatory=('01' => 1 ,'02' => 1,'37' => 1, '2004_73' => 1);
+    @mandprobs = ('01','02','37','2004_73');
+    %prereqs=('10' => '08', '57' => '52', '69' => '18');
+    foreach my $item (keys(%prereqs)) {
+        $revreqs{$prereqs{$item}} = $item;
+    }
+    @defchosen=('01','02','03','07','12','18','26','32','37','38','47','54','63','66','2004_73');
+    @development = ('100','101','102');
+    %developmentitems = ('100' => 1, '101' => '1', '102' => '1');
 }
 
 sub checkvalid {
@@ -106,13 +134,17 @@ sub checkvalid {
    }
    foreach my $cat (@categories) {
       unless ($covered{$cat}) {
-         push(@errors,&mt('Category [_1] not covered.',$cat));
+         push(@errors,&mt('Bin [_1] not covered.',$cat));
       }
    }
    foreach my $item (@chosen) {
        if ($prereqs{$item}) {
           unless ($chosenproblems{$prereqs{$item}}) {
-             push(@errors,&mt('Problem [_1] requires problem [_2].',$item,$prereqs{$item}));
+              my $url = &fullurl($item);
+              my $title = &Apache::lonnet::metadata($url,'title');
+              my $prerequrl = &fullurl($prereqs{$item});
+              my $prereqtitle = &Apache::lonnet::metadata($prerequrl,'title');
+              push(@errors,&mt('[_1] requires [_2].',"'$title'","'$prereqtitle'"));
           }
        }
    }
@@ -121,11 +153,18 @@ sub checkvalid {
 
 sub fullurl {
    my ($item)=@_;
-   unless ($item=~/\_/) { $item='_'.$item; }
+   unless ($item=~/^\_/) { $item='_'.$item; }
    return $path.'/'.$version.'/GCI'.$item.'.problem';
 }
 
-sub listresources {
+sub item_from_url {
+    my ($url)=@_;
+    if ($url =~ m{\Q$path\E/\Q$version\E/GCI_([^.]+)\.problem$}) {
+        return $1;
+    }
+}
+
+sub validcheck {
    my ($r)=@_;
    my @errors=&checkvalid();
    if ($#errors>-1) {
@@ -134,32 +173,193 @@ sub listresources {
          $r->print('<li>'.$message.'</li>');
       }
       $r->print('</ul></p>');
+      return 0;
    }
-   my %chosen=();
-   foreach my $item (@chosen) {
-      $chosen{$item}=1;
+   return 1;
+}
+
+sub listresources {
+   my ($r,$context,$cdom,$cnum)=@_;
+   my $numchosen = scalar(@chosen);
+   unless ($numchosen > 0) {
+      $r->print('<h3>'.&mt('Create a Concept Test').'</h3>'.
+                '<p>'.&mt('Choose how the test should be built:').'<br />'.
+                '<form name="choices" method="post" action="/adm/coursedocs" onsubmit="javascript:setDocsPhase();">'.
+                '<label><input type="radio" name="concepttest" value="defchosen" />'.&mt('Have a valid test built automatically by the WebCenter.').'</label><br />'.
+                '<label><input type="radio" name="concepttest" value="editmyown" checked="checked" />'.&mt('Make your own selection of questions from the Geoscience Concept Inventory.').'</label><br /><br />'.
+                '<input type="hidden" name="phase" value="" />'.
+                '<input type="submit" name="choosetest" value="'.&mt('Next').'"></p>');
+       return;
    }
-   $r->print('<form name="selecteditems" method="post">');
-   $r->print('<p>'.&mt('You may select test items from the list below and then press "Store Problem Selection" at the bottom of the screen.').'</p>'); 
-   $r->print(&Apache::loncommon::start_data_table().
-             &Apache::loncommon::start_data_table_header_row().
-             '<th>'.&mt('Select').'</th><th>'.&mt('Problem').'</th><th>'.&mt('Category').'</th><th>'.&mt('Preview').'</th>'.
-             &Apache::loncommon::end_data_table_header_row());
-   foreach my $item (@allprobs) {
-      $r->print(&Apache::loncommon::start_data_table_row());
-      $r->print('<td><font size="+3">');
-      $r->print('<input type="checkbox" name="item'.$item.'"');
-      if ($chosen{$item}) { $r->print(' checked="checked"'); }
-      $r->print(' /></font></td>');
-      $r->print('<td><font size="+3">'.$item.'</font></td><td><font size="+3">'.$probcat{$item}.'</font></td>');
-      my $output=&Apache::lonindexer::showpreview(&fullurl($item));
-      $r->print('<td> '.($output eq '' ? '&nbsp;':$output)." </td>\n");
-
-      $r->print( &Apache::loncommon::end_data_table_row());
-   }
-   $r->print(&Apache::loncommon::end_data_table());
-   $r->print('<input type="hidden" name="phase" value="storemap" />');
-   $r->print('<input type="submit" value="'.&mt('Store Problem Selection').'" /></form>');
+   if ((!&validcheck($r)) || ($env{'form.concepttest'} eq 'editmyown')) {
+      &editor($r,$context,$cdom,$cnum);
+   } else {
+      my $numsub = &get_submissions_count($cdom,$cnum);
+      unless ($env{'form.phase'} eq 'storemap') {
+          $r->print('<p>'.&mt('This course contains a valid concept test which includes [quant,_1,question].',$numchosen).'&nbsp;<a href="/adm/navmaps" target="_coursecontents">'.&mt('Display Contents').'</a><br />');
+      }
+      if ($numsub > 0) {
+          $r->print(&mt('As there are existing student submissions, modification of the [_1]contents[_2] of the Concept Test will result in loss of student performance data, and is [_3]not[_4] permitted.','<i>','</i>','<b>','</b>').'<br />'.&mt('Modification of open and close dates [_1]is[_2] permitted.','<b>','</b>').'</p>');
+      } else {
+          $r->print('<fieldset><legend>'.&mt('Modify Test').'</legend>'.
+                    &mt('Currently no student submissions have been recorded, so you may modify the contents of the Concept Test.').
+                    '<br /><form name="changetest" method="post" action="/adm/coursedocs">'.
+                    '<input type="hidden" name="concepttest" value="editmyown" />'.
+                    '<input type="submit" name="modifytest" value="'.&mt('Edit Concept Test').'" /></form></fieldset></p>');
+      }
+      my ($crsparms,$ineffect,$parmlev) = &current_parms($cdom,$cnum);
+      my $formname = 'datesform';
+      my $datebutton = &mt('Save');
+      my $startform =
+          &Apache::lonhtmlcommon::date_setter($formname,'opendate',
+                                              $crsparms->{'opendate'});
+      my $endform =
+          &Apache::lonhtmlcommon::date_setter($formname,'duedate',
+                                                           $crsparms->{'duedate'});
+      $r->print('<p><fieldset><legend>'.&mt('Test Availability').'</legend>'.
+                &mt('Open and close dates for test items for the concept test are currently set as follows:').
+                '<br />'.
+                '<form name="'.$formname.'" method="post" '.
+                'action="/adm/coursedocs">'.
+                &Apache::lonhtmlcommon::start_pick_box().
+                &Apache::lonhtmlcommon::row_title(&mt('Open date')).
+                $startform.
+                &Apache::lonhtmlcommon::row_closure(1).
+                &Apache::lonhtmlcommon::row_title(&mt('Close date')).
+                $endform.
+                 &Apache::lonhtmlcommon::end_pick_box().'<br />'. 
+                '<input type="hidden" name="phase" value="storeparms" />'.
+                '<input type="submit" value="'.$datebutton.'" />'.
+                '</form></fieldset></p>');
+   }
+}
+
+sub editor {
+    my ($r,$context,$cdom,$cnum)=@_;
+    my %chosenitems=();
+    my $havedev = 0;
+    foreach my $item (@chosen) {
+        $chosenitems{$item}=1;
+    }
+    my @devitems = &get_development_questions($cdom,$cnum);
+    &Apache::lonnet::appenv({'request.gcicontext' => 'buildtest'});
+    $r->print('<form name="selecteditems" method="post" action="/adm/coursedocs"
+              onsubmit="return validTestCheck()">');
+    $r->print(&mt('Select test items from the numbered bins below and then press [_1]"Store Problem Selection"[_2] at the bottom of the page.','<i>','</i>').'<br />');
+    $r->print('<ul>'.
+              '<li>'.&mt('Tests will contain a minimum of [_1] questions from the GCI 2 Inventory.',"<b>$reqnum</b>").'</li>'.
+              '<li>'.&mt('Tests must contain [_1]four[_2] mandatory questions and at least one item from each of [_1]eleven[_2] other bins.','<b>','</b>').'</li>'.
+              '<li>'.&mt('All tests conclude with [_1]two[_2] questions selected by the system (at random) from a pool of development questions being piloted by the GCI team.','<b>','</b>').'</li>'.
+              '</ul>');
+    my $mandleg = &mt('Mandatory Questions');
+    $r->print(&display_questions(\@mandprobs,'mandatory',$mandleg,\%chosenitems));
+    for (my $i=0; $i<@bins; $i++) {
+        my $num = $i+1;
+        my $legend = &mt('Bin [_1]',$num);
+        my $catname = 'bin'.$i;
+        $r->print(&display_questions($bins[$i],$catname,$legend,\%chosenitems));
+    }
+    my $optleg = &mt('Optional Questions');
+    $r->print(&display_questions(\@optional,'optional',$optleg,\%chosenitems));
+    my $devleg = &mt('Development Questions');
+    $r->print(&display_questions(\@devitems,'development',$devleg,\%chosenitems));
+    $r->print('<input type="hidden" name="phase" value="storemap" />'.
+              '<input type="hidden" name="context" value="'.$context.'" />'.
+              '<input type="submit" value="'.&mt('Store Problem Selection').'" />'.
+              '</form>');
+    &Apache::lonnet::delenv('request.gcicontext');
+}
+
+sub display_questions {
+    my ($questions,$catname,$catlegend,$chosenitems) = @_;
+    return unless((ref($questions) eq 'ARRAY') && (ref($chosenitems) eq 'HASH'));
+    my $total = 0;
+    foreach my $item (@{$questions}) {
+        if ($chosenitems->{$item}) {
+            $total ++;
+        }
+    }
+    my $fieldid = 'GCI_'.$catname.'_q';
+    my $titleid = 'GCI_'.$catname.'_t';
+    my $countid = 'GCI_'.$catname.'_count';
+    my $output = '<fieldset>';
+    my %fixed = (
+        mandatory   => 4,
+        development => 2, 
+    );
+    if (($catname eq 'mandatory') || ($catname eq 'development')) {
+        $output .= '<legend>'.&mt('[_1] [_2] selected automatically',$catlegend,
+                   '<input type="text" name="'.$countid.'" size="1" '.
+                   'value="'.$fixed{$catname}.'" readonly="readonly" />').'</legend>';
+    } else {
+        $output .= '<legend>'.&mt('[_1]: currently [_2] selected',$catlegend,
+                   '<input type="text" name="'.$countid.'" size="1" value="'.
+                   $total.'" readonly="readonly" />').'</legend>';
+    }
+    $output .= '<span id="'.$titleid.'">'.
+              '<a href="javascript:showQuestions('."'$fieldid','$titleid'".')">'.
+              &mt('Show').'</a> ...</span><br />'.
+              '<div id="'.$fieldid.'">'.
+              &Apache::loncommon::start_data_table().
+              &Apache::loncommon::start_data_table_header_row();
+    unless (($catname eq 'development') || ($catname eq 'mandatory')) {
+        $output .= '<th>'.&mt('Select').'</th>';
+    }
+    $output .= '<th>'.&mt('Problem').
+               '</th><th>'.&mt('Preview').'</th>'.
+               &Apache::loncommon::end_data_table_header_row();
+    foreach my $item (@{$questions}) {
+        my $url = &fullurl($item);
+        my $title = &Apache::lonnet::metadata($url,'title');
+        $output .= &Apache::loncommon::start_data_table_row().'<td>';
+        if (($catname eq 'mandatory') || ($catname eq 'development')) {
+            $output .= '<input type="hidden" name="item'.$item.'" value="checked" />';
+        } else {
+            $output .= '<input type="checkbox" name="item'.$item.'"';
+            if ($chosenitems->{$item}) { $output .= ' checked="checked"'; }
+            $output .= ' onclick="countChecked('."'$catname'".');';
+            my $binname;
+            if ($prereqs{$item}) {
+                for (my $i=0; $i<@bincats; $i++) {
+                    if ($bincats[$i] eq $probcat{$prereqs{$item}}) {
+                        $binname = 'bin'.$i; 
+                        last;
+                    }
+                }
+                $output .= 'checkPrereqs('."'dep','$item','$prereqs{$item}','$binname'".');';
+            } elsif ($revreqs{$item}) {
+                for (my $i=0; $i<@bincats; $i++) {
+                    if ($bincats[$i] eq $probcat{$item}) {
+                        $binname = 'bin'.$i;
+                        last;
+                    }
+                }
+                $output .= 'checkPrereqs('."'pre','$revreqs{$item}','$item','$binname'".');';
+            }
+            $output .= '" />'.
+                       '<input type="hidden" name="container'.$item.'" value="'.
+                       $catname.'"></td><td>';
+        }
+        $output .= '<b>'.$title.'</b></td>';
+        my $content=&Apache::lonindexer::showpreview($url);
+        $output .= '<td> '.($content eq '' ? '&nbsp;':$content).' </td>'."\n".
+                   &Apache::loncommon::end_data_table_row();
+    }
+    $output .= &Apache::loncommon::end_data_table().
+               '</div></fieldset><br />';
+    return $output;
+}
+
+sub get_development_questions {
+    my ($cdom,$cnum) = @_;
+    my $cid = $cdom.'_'.$cnum;
+    my %courseenv = &Apache::lonnet::userenvironment($cdom,$cnum,
+                        ('internal.courseowner'));
+    my $seed = $courseenv{'internal.courseowner'};
+    my $rndseed=&Apache::lonnet::rndseed($seed,$cid,$cdom,$cnum);
+    &Apache::lonnet::setup_random_from_rndseed($rndseed);
+    my @devitems = &Math::Random::random_permutation(@development);
+    return ($devitems[0],$devitems[1]); 
 }
 
 sub evaluate {
@@ -177,14 +377,19 @@ sub mapread_gci {
     my $coursedom=$env{'course.'.$env{'request.course.id'}.'.domain'};
     my $coursenum=$env{'course.'.$env{'request.course.id'}.'.num'};
     return
-      &LONCAPA::map::mapread('/uploaded/'.$coursedom.'/'.$coursenum.'/default.sequence');
+      &LONCAPA::map::mapread('/uploaded/'.$coursedom.'/'.$coursenum.'/default_1261144274.sequence');
 }
 
 sub storemap_gci {
-    my $coursedom=$env{'course.'.$env{'request.course.id'}.'.domain'};
-    my $coursenum=$env{'course.'.$env{'request.course.id'}.'.num'};
+    my ($coursedom,$coursenum) = @_;
+    if (($coursedom !~ /^$match_domain$/) || ($coursenum !~ /^$match_courseid$/)) { 
+        $coursedom=$env{'course.'.$env{'request.course.id'}.'.domain'};
+        $coursenum=$env{'course.'.$env{'request.course.id'}.'.num'};
+    }
+    return ('unauthorized',2) if (($coursedom eq '') || ($coursedom eq '') ||
+                   (!&Apache::lonnet::allowed('mdc',$coursedom.'_'.$coursenum)));
     my ($outtext,$errtext)=
-      &LONCAPA::map::storemap('/uploaded/'.$coursedom.'/'.$coursenum.'/default.sequence',1);
+        &LONCAPA::map::storemap('/uploaded/'.$coursedom.'/'.$coursenum.'/default_1261144274.sequence',1);
     if ($errtext) { return ($errtext,2); }
     return ($errtext,0);
 }
@@ -196,12 +401,21 @@ sub chosen_to_map {
    }
    @LONCAPA::map::order=();
    @LONCAPA::map::resources=();
+   my $counter = 0;
    for (my $idx=0;$idx<=$#allprobs;$idx++) {
        my $residx=$idx+1;
        if ($chosenproblems{$allprobs[$idx]}) {
-          push(@LONCAPA::map::order,$residx);
           my $url  = &LONCAPA::map::qtunescape(&fullurl($allprobs[$idx]));
-	  my $name = &LONCAPA::map::qtunescape('Problem '.$allprobs[$idx]);
+          if (($revreqs{$allprobs[$idx]}) && 
+              ($chosenproblems{$revreqs{$allprobs[$idx]}})) {
+              my $probnum = $allprobs[$idx].'_'.$revreqs{$allprobs[$idx]};
+              $url = &LONCAPA::map::qtunescape(&fullurl($probnum));
+          } elsif ($prereqs{$allprobs[$idx]}) {
+              next;
+          }
+          push(@LONCAPA::map::order,$residx);
+          $counter ++;
+	  my $name = &LONCAPA::map::qtunescape('Problem '.$counter);
 	  $LONCAPA::map::resources[$residx]=join(':', ($name, $url, 'false', 'normal', 'res'));
        }
     }
@@ -210,30 +424,292 @@ sub chosen_to_map {
 sub map_to_chosen {
     @chosen=();
     foreach my $idx (@LONCAPA::map::order) {
-       push(@chosen,$allprobs[$idx-1]);
+       my ($title,$url)=split(':',$LONCAPA::map::resources[$idx]);
+       my $item;
+       unless ($url eq '') {
+           $item = &item_from_url($url);
+           if (($item =~ /^(\d+)_(\d+)$/) && ($prereqs{$2} eq $1)) {
+               push(@chosen,($1,$2));
+           } else {
+               push(@chosen,$item);
+           }
+       }
+    }
+    if (($env{'form.concepttest'} eq 'defchosen') || 
+        ((@chosen == 0) && ($env{'form.concepttest'} eq 'editmyown'))) {
+        @chosen = @defchosen;
     }
 }
 
 sub store {
-   my ($r)=@_;
+   my ($caller,$cdom,$cnum)=@_;
+   if ($env{'form.concepttest'} eq 'defchosen') {
+       @chosen = @defchosen;
+   }
    my @errors=&checkvalid();
-   if ($#errors>1) { return; }
+   if (@errors > 0) {
+       if (($caller eq 'requestcrs') && ($env{'form.concepttest'} eq 'defchosen')) {
+           return &mt('Invalid concept test.');
+       } else {
+           my $errormsg = '<span class="LC_warning">'.&mt('Invalid concept test:');
+           if (@errors > 1) {
+               $errormsg .= '<ul><li>'.join('</li><li>',@errors).'</li></ul>';
+           } else {
+               $errormsg .= '<br />'.$errors[0];
+           }
+           $errormsg .= '</span>';
+           return $errormsg;
+       }
+   }
    &chosen_to_map();
-   &storemap_gci();
-   unless ($#errors>-1) {
-      $r->print('<p>'.&mt('You have successfully assembled a valid test.').
-                '<form name="reinitform" method="post" action="/adm/roles" target="loncapaclient">'.
-                '<input type="hidden" name="orgurl" value="/adm/navmaps" /><input type="hidden" name="selectrole" value="1" />'.
-                '<input type="hidden" name="'.$env{'request.role'}.'" value="1" /><input type="submit" value="'.
-                 &mt('Activate Current Test').'" /></form></p>');
+   my ($err,$errnum) = &storemap_gci($cdom,$cnum);
+   if ($caller eq 'requestcrs') {
+       if ($errnum == 0) {
+           return; 
+       } else {
+           return 'An error occurred when storing the concept test';
+       }
+   }
+   if ($env{'form.phase'} eq 'storemap') {
+      if ($errnum == 0) {
+         &Apache::lonuserstate::readmap($cdom.'/'.$cnum);
+         return '<p>'.&mt('You have successfully assembled a valid test.').'</p>'.
+                '<p><a href="/adm/navmaps">'.&mt('Display Table of Contents').
+                '</a>'.('&nbsp;' x4).'<a href="/adm/menu">'.&mt('Return to Main Menu').'</a></p>';
+      } else {
+          return '<div class="LC_error">'.&mt('An error occurred when storing your concept test: [_1].',$err).'</div>';
+      }
    }
+   return;
 }
 
 sub load {
    &mapread_gci();
    &map_to_chosen();
-   my @errors=&checkvalid();
-   if ($#errors>1) { @chosen=@defchosen; }
+   if (@chosen > 0) {
+       my @errors=&checkvalid();
+       if ($#errors>1) { @chosen=@defchosen; }
+   }
+}
+
+sub current_parms {
+    my ($cdom,$cnum) = @_;
+    my $courseopt=&Apache::lonnet::get_courseresdata($cnum,$cdom);
+    my (%crsparms,%ineffect,%parmlev);
+    foreach my $item ('opendate','duedate') {
+        $crsparms{$item} = $courseopt->{$env{'request.course.id'}.'.0.'.$item};
+        my ($result,@outpar) =
+            &Apache::lonparmset::parmval('0.'.$item,'0.0',undef,undef,
+                                         $cdom,undef,undef,$courseopt);
+        if ($result) {
+            $ineffect{$item} = $outpar[$result];
+            $parmlev{$item} = $result;
+        }
+    }
+    return (\%crsparms,\%ineffect,\%parmlev);
+}
+
+sub store_dates_parms {
+    my ($cdom,$cnum) = @_;
+    my $topsymb = '___0___uploaded/'.$cdom.'/'.$cnum.'/default.sequence';
+    my ($opendate,$duedate) = 
+        &Apache::lonuserutils::get_dates_from_form('opendate','duedate');
+    my %dates = (
+                  opendate => {
+                               value => $opendate,
+                               type  => 'date_start',
+                              },
+                  duedate => {
+                               value => $duedate,
+                               type  => 'date_end',
+                             },
+                );
+    my %parmresult;
+    foreach my $date (keys(%dates)) {
+        $parmresult{$date} =
+            &Apache::lonparmset::storeparm_by_symb($topsymb,
+                                   '0_'.$date,14,$dates{$date}{'value'},
+                                   $dates{$date}{'type'},undef,$cdom);
+    }
+    my $output = &mt('Open and Close dates set for test items').'<ul>'.
+                 '<li>'.&mt('Concept Test Questions open:').' '.
+                        &Apache::lonlocal::locallocaltime($opendate).'</li>'.
+                 '<li>'.&mt('Concept Test Questions close:').' '.
+                        &Apache::lonlocal::locallocaltime($duedate).'</li>'.
+                 '</ul>';
+    return $output;
+}
+
+sub get_submissions_count {
+    my ($cdom,$cnum) = @_;
+    my $navmap = Apache::lonnavmaps::navmap->new();
+    if (!defined($navmap)) {
+        my $itemserror = '<span class="LC_warning">'.&mt('An error occurred retrieving information about the course.').'<br />'.&mt('It is recommended that you [_1]re-select the course[_2].','<a href="/adm/roles">','</a>').'</span>';
+        return $itemserror;
+    }
+    my @allres=$navmap->retrieveResources('/uploaded/'.$cdom.'/'.$cnum.'/default_1261144274.sequence',sub {if ($_[0]->is_problem) { $_[0]->parts();} return 1;});
+    my (%resourcetracker,$submissioncount);
+    my %resourcetracker =  &Apache::lonnet::dump('nohist_resourcetracker',
+                                                 $cdom,$cnum);
+    foreach my $resource (@allres) {
+        my $symb = $resource->symb();
+        my @parts = @{$resource->parts()};
+        foreach my $part (@parts) {
+            if ($resource->handgrade($part) eq 'yes') {
+                next;
+            }
+            if ($resource->is_survey($part)) {
+                next;
+            }
+            if (exists($resourcetracker{$symb."\0".$part."\0users"})) {
+                $submissioncount += $resourcetracker{$symb."\0".$part."\0users"};
+            }
+        }
+    }
+    return $submissioncount;
+}
+
+sub builder_javascript {
+    my %lt = &Apache::lonlocal::texthash(
+                                          show => 'Show',
+                                          hide => 'Hide',
+                                        );
+    my $prereqjs = "
+function checkPrereqs(caller,item,prereq,binname) {
+    var changedPrereq = 0;
+    if (document.selecteditems.elements['item'+item].checked == false) {
+        return;
+    } else {
+        if (!document.selecteditems.elements['item'+prereq].checked) {
+            document.selecteditems.elements['item'+prereq].checked = true;
+            changedPrereq = 1;
+            countChecked(binname);
+        }
+    }
+";
+    
+    my ($hasdep,$prereq,$hasdeptitle,$prereqtitle) = ('','','','');
+    foreach my $item (sort(keys(%prereqs))) {
+        $hasdep .= "'$item',";
+        $prereq .= "'$prereqs{$item}',";
+        my $url = &fullurl($item);
+        $hasdeptitle .= "'".&Apache::lonnet::metadata($url,'title')."',";
+        my $purl = &fullurl($prereqs{$item});
+        $prereqtitle .= "'".&Apache::lonnet::metadata($purl,'title')."',";
+    }
+    $hasdep =~ s/,$//;
+    $prereq =~ s/,$//;
+    $hasdeptitle =~ s/,$//;
+    $prereqtitle =~ s/,$//;
+
+    $prereqjs .= <<"ENDFN";
+
+    var hasDeps = Array($hasdep);
+    var preReqs = Array($prereq);
+    var hasDepTitles = Array($hasdeptitle);
+    var preReqTitles = Array($prereqtitle);
+    for (var i=0; i<hasDeps.length; i++) {
+        if (hasDeps[i] == item) {
+            var msg = hasDepTitles[i]+' question has a prerequisite: '+preReqTitles[i]+'.\\nThe two questions will appear together in a composite question.';
+            if (changedPrereq == 1) {
+                msg = msg+'\\n\\nAs the prerequisite was not checked, inclusion of '+hasDepTitles[i]+' has now caused '+preReqTitles[i]+' to also be checked automatically.';
+            }
+            if (caller == 'pre') {
+                msg = msg +'\\n\\nIf you do not wish to include '+preReqTitles[i]+' you will first need to uncheck '+hasDepTitles[i]+', then uncheck '+preReqTitles[i]+' again.'
+            }
+            alert(msg);
+            break;
+        }
+    }
+    return;
+}
+
+ENDFN
+
+    return <<ENDJS;
+function showQuestions(content,title) {
+    document.getElementById(content).style.display = "";
+    document.getElementById(title).innerHTML='<a href="javascript:hideQuestions('+"'"+content+"','"+title+"'"+');">$lt{'hide'}</a> ...';
+    return;
+}
+
+function hideQuestions(content,title) {
+    document.getElementById(content).style.display = "none";
+    document.getElementById(title).innerHTML='<a href="javascript:showQuestions('+"'"+content+"','"+title+"'"+')">$lt{'show'}</a> ...';
+    return;
+}
+
+function setInitialVisibility() {
+    if (document.getElementById('GCI_mandatory_q') == null) {
+        return;
+    }
+    document.getElementById('GCI_mandatory_q').style.display = "none";
+    document.getElementById('GCI_bin0_q').style.display = "none";
+    document.getElementById('GCI_bin1_q').style.display = "none";
+    document.getElementById('GCI_bin2_q').style.display = "none";
+    document.getElementById('GCI_bin3_q').style.display = "none";
+    document.getElementById('GCI_bin4_q').style.display = "none";
+    document.getElementById('GCI_bin5_q').style.display = "none";
+    document.getElementById('GCI_bin6_q').style.display = "none";
+    document.getElementById('GCI_bin7_q').style.display = "none";
+    document.getElementById('GCI_bin8_q').style.display = "none";
+    document.getElementById('GCI_bin9_q').style.display = "none";
+    document.getElementById('GCI_bin10_q').style.display = "none";
+    document.getElementById('GCI_optional_q').style.display = "none";
+    document.getElementById('GCI_development_q').style.display = "none";
+}
+
+function countChecked(binname) {
+    var count = 0;
+    for (var i=0; i<document.selecteditems.elements.length; i++) {
+        if (document.selecteditems.elements[i].type == "hidden") {
+            if (document.selecteditems.elements[i].value == binname) {
+                var itemname = document.selecteditems.elements[i].name;
+                var itemnum = itemname.substr(9);
+                if (document.selecteditems.elements['item'+itemnum].checked) {
+                    count ++;
+                }
+            }
+        }
+    }
+    document.selecteditems.elements['GCI_'+binname+'_count'].value = count;
+}
+
+function validTestCheck() {
+    var empty = '';
+    for (var i=0; i<11; i++) {
+        var binname = 'GCI_bin'+i+'_count';
+        var j = i+1;
+        if (document.selecteditems.elements[binname].value < 1) {
+            empty = empty +' '+j;
+        }
+    }
+    if (empty != "") {
+        alert("Current test invalid - select at least one item from the following bin(s): "+empty);
+        return false;
+    }
+    return true;
+}
+
+function setDocsPhase() {
+    if (document.choices.concepttest.length) {
+        for (var i=0; i<document.choices.concepttest.length; i++) {
+            if (document.choices.concepttest[i].checked) {
+                if (document.choices.concepttest[i].value == 'defchosen') {
+                    document.choices.phase.value = 'storemap';
+                    alert("Setting value for phase to "+document.choices.phase.value);
+
+                }
+            }
+        }
+    }
+    return;
+}
+
+$prereqjs
+
+ENDJS
+
 }
 
 } #end scope variables