--- loncom/interface/statistics/lonstathelpers.pm	2010/04/17 22:48:56	1.61
+++ loncom/interface/statistics/lonstathelpers.pm	2020/09/12 20:36:11	1.76.2.4
@@ -1,6 +1,6 @@
 # The LearningOnline Network with CAPA
 #
-# $Id: lonstathelpers.pm,v 1.61 2010/04/17 22:48:56 www Exp $
+# $Id: lonstathelpers.pm,v 1.76.2.4 2020/09/12 20:36:11 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -90,10 +90,10 @@ sub render_resource {
     my $rendered_problem = &Apache::lonnet::ssi_body($src.'?symb='.$symb);
     $rendered_problem =~ s/<\s*form\s*/<nop /g;
     $rendered_problem =~ s|(<\s*/form\s*>)|<\/nop>|g;
-    return '<table bgcolor="ffffff"><tr><td>'.
-        '<base href="'.$base.'" />'.
-        $rendered_problem.
-        '</td></tr></table>';
+    return '<div class="LC_Box">'.
+        '<h4 class="LC_hcell">'.&mt('Problem').'</h4>'.
+        '<base href="'.$base.'" />'.$rendered_problem.
+        '</div>';
 }
 
 ####################################################
@@ -135,9 +135,23 @@ Skips 'survey' problems.
 ####################################################
 ####################################################
 sub problem_selector {
-    my ($AcceptedResponseTypes,$sequence_addendum,$symbmode) = @_;
+    my ($AcceptedResponseTypes,$sequence_addendum,$symbmode,$all,$prefix,
+        $byres,$include_tools,$smallbox,$onclick) = @_;
+# all: also make sequences selectable
+# prefix: prefix for all form names
+# byres: radiobutton shown per resource
+# include_tools: external tools included 
+# smallbox: use smaller box
+# onclick: javascript to execute when clicked
     my $Str;
-    $Str = &Apache::loncommon::start_data_table();
+    my $jsadd='';
+    if ($onclick) {
+        $jsadd="onclick='$onclick'";
+    }
+    $Str =  &Apache::loncommon::start_scrollbox(($smallbox?'420px':'620px'),
+                                                ($smallbox?'400px':'600px'),
+                                                ($smallbox?'60px':'300px')).
+            &Apache::loncommon::start_data_table();
     my $rb_count =0;
     my ($navmap,@sequences) = 
         &Apache::lonstatistics::selected_sequences_with_assessments('all');
@@ -145,6 +159,36 @@ sub problem_selector {
     foreach my $seq (@sequences) {
         my $seq_str = '';
         foreach my $res (&get_resources($navmap,$seq)) {
+            if ($res->src() eq '/res/lib/templates/simpleproblem.problem') {
+                next if (grep(/^placeholder$/,@{$res->parts}));
+            }
+            my $title = $res->compTitle;
+            if (! defined($title) || $title eq '') {
+                ($title) = ($res->src =~ m:/([^/]*)$:);
+            }
+            my $totalresps = 0;
+            if ($byres) {
+                foreach my $part (@{$res->parts}) {
+                    $totalresps += scalar($res->responseIds($part));
+                }
+                my $value = &HTML::Entities::encode($res->symb(),'<>&"');
+                my $checked;
+                if ($env{'form.problemchoice'} eq $res->symb()) {
+                    $checked = ' checked="checked"';
+                }
+                my $rowspan;
+                if ($totalresps > 1) {
+                    $rowspan = ' rowspan="'.$totalresps.'"';
+                }
+                $seq_str .= &Apache::loncommon::start_data_table_row().
+                            '<td'.$rowspan.' style="vertical-align:top">'.
+                            '<label><input type="radio" name="symb" value="'.$value.'"'.$checked.' />'.
+                            $title.'</label>';
+                my $link = $res->link.'?symb='.&escape($res->shown_symb);
+                $seq_str .= ('&nbsp;'x2).
+                            '<a target="preview" href="'.$link.'">'.&mt('view').'</a></td>';
+            }
+            my %partsseen;
             foreach my $part (@{$res->parts}) {
                 my @response_ids   = $res->responseIds($part);
                 my @response_types = $res->responseType($part);
@@ -152,49 +196,96 @@ sub problem_selector {
                     my $respid = $response_ids[$i];
                     my $resptype = $response_types[$i];
                     if ($resptype =~ m/$AcceptedResponseTypes/) {
-                        my $value = &make_target_id({symb=>$res->symb,
-                                                     part=>$part,
-                                                     respid=>$respid,
-                                                     resptype=>$resptype});
-                        my $checked = '';
-                        if ($env{'form.problemchoice'} eq $value) {
-                            $checked = ' checked="checked"';
+                        if ($byres) {
+                            if (exists($partsseen{$part})) {
+                                $seq_str .= &Apache::loncommon::continue_data_table_row();
+                            } else {
+                                my $parttitle = $part;
+                                if ($part eq '0') {
+                                    $parttitle = '';
+                                }
+                                if ($parttitle ne '') {
+                                    $parttitle = ('&nbsp;'x2).&mt('part').':&nbsp;'.$parttitle;
+                                }
+                                if (keys(%partsseen)) {
+                                    $seq_str .= &Apache::loncommon::continue_data_table_row();
+                                }
+                                unless ($partsseen{$part}) {
+                                    my $resprowspan;
+                                    if (scalar(@response_ids) > 1) {
+                                        $resprowspan = ' rowspan="'.scalar(@response_ids).'"';
+                                    }
+                                    $seq_str .= '<td'.$resprowspan.' style="vertical-align:top">'.
+                                                $parttitle.'</td>';
+                                    $partsseen{$part} = scalar(@response_ids);
+                                }
+                            }
+                            $seq_str .= '<td>'.$resptype;
+                            if (scalar(@response_ids) > 1) {
+                                $seq_str .= '&nbsp;'.&mt('id').':&nbsp;'.$respid;
+                            }
+                            $seq_str .= '</td>'. &Apache::loncommon::end_data_table_row()."\n";
+                        } else {
+                            my $value = &make_target_id({symb=>$res->symb,
+                                                         part=>$part,
+                                                         respid=>$respid,
+                                                         resptype=>$resptype});
+                            my $checked = '';
+                            if ($env{'form.problemchoice'} eq $value) {
+                                $checked = ' checked="checked"';
+                            }
+                            $seq_str .= &Apache::loncommon::start_data_table_row().
+                                ($symbmode?
+                                 '<td><input type="radio" id="'.$prefix.$rb_count.'" name="'.$prefix.'symb" value="'.&HTML::Entities::encode($res->symb,'<>&"').'" '.$checked.' '.
+                                 $jsadd.
+                                 ' /></td>'
+                                 :qq{<td><input type="radio" id="$rb_count" name="problemchoice" value="$value"$checked /></td>}).
+                                '<td><label for="'.$prefix.$rb_count.'">'.$resptype.'</label></td>'.
+                                '<td><label for="'.$prefix.$rb_count.'">'.$title.'</label>';
+                            if (scalar(@response_ids) > 1) {
+                                $seq_str .= &mt('response').' '.$respid;
+                            }
+                            my $link = $res->link.'?symb='.&escape($res->shown_symb);
+                            $seq_str .= ('&nbsp;'x2).
+                                        '<a target="preview" href="'.$link.'">'.&mt('view').'</a>';
+                            $seq_str .= "</td>". &Apache::loncommon::end_data_table_row()."\n";
                         }
-                        my $title = $res->compTitle;
-                        if (! defined($title) || $title eq '') {
-                            ($title) = ($res->src =~ m:/([^/]*)$:);
-                        }
-                        $seq_str .=  &Apache::loncommon::start_data_table_row().
-                            ($symbmode?
-                             '<td><input type="radio" id="'.$rb_count.'" name="symb" value="'.&HTML::Entities::encode($res->symb,'<>&"').'" '.$checked.' /></td>'
-                            :qq{<td><input type="radio" id="$rb_count" name="problemchoice" value="$value"$checked /></td>}).
-                            '<td><label for="'.$rb_count.'">'.$resptype.'</label></td>'.
-                            '<td><label for="'.$rb_count.'">'.$title.'</label>';
-                        if (scalar(@response_ids) > 1) {
-                            $seq_str .= &mt('response').' '.$respid;
-                        }
-                        my $link = $res->link.'?symb='.&escape($res->shown_symb);
-                        $seq_str .= ('&nbsp;'x2).
-                            '<a target="preview" href="'.$link.'">'.&mt('view').'</a>';
-                        $seq_str .= "</td>". &Apache::loncommon::end_data_table_row()."\n";
                         $rb_count++;
                     }
                 }
             }
         }
         if ($seq_str ne '') {
-            $Str .= &Apache::loncommon::start_data_table_header_row().
-                '<th colspan="3">'.$seq->compTitle.'</th>'.
-                &Apache::loncommon::end_data_table_header_row()."\n".$seq_str;
-            if (defined($sequence_addendum)) {
+            if ($byres) {
                 $Str .= &Apache::loncommon::start_data_table_header_row().
-                    ('<td>&nbsp;</td>'x2).
-                    '<td align="right">'.$sequence_addendum.'</td>'.
-                    &Apache::loncommon::end_data_table_header_row()."\n";
+                        '<th colspan="3">'.$seq->compTitle.'</th>'.
+                        &Apache::loncommon::end_data_table_header_row().
+                        $seq_str;
+            } else {
+                $Str .= &Apache::loncommon::start_data_table_header_row().
+                    '<th colspan="3">'.
+                    ($all?'<input type="radio" id="'.$prefix.'s'.$rb_count.'" name="'.$prefix.'symb" value="'.&HTML::Entities::encode($seq->symb,'<>&').'" '.$jsadd.' />':'').
+                    $seq->compTitle.'</th>'.
+                    &Apache::loncommon::end_data_table_header_row()."\n".$seq_str;
+                if (defined($sequence_addendum)) {
+                    $Str .= &Apache::loncommon::start_data_table_header_row().
+                        ('<td>&nbsp;</td>'x2).
+                        '<td align="right">'.$sequence_addendum.'</td>'.
+                        &Apache::loncommon::end_data_table_header_row()."\n";
+                }
             }
         }
     }
-    $Str .= &Apache::loncommon::end_data_table()."\n";
+    $Str .= &Apache::loncommon::end_data_table().&Apache::loncommon::end_scrollbox()."\n";
+    if (!$rb_count) {
+        if ($byres) {
+            $Str = '<p class="LC_info">'.&mt('No gradable problems found').'</p>';
+        } elsif ($AcceptedResponseTypes eq '.') {
+            $Str = '<p class="LC_info">'.&mt('No problems found').'</p>';
+        } else {
+            $Str = '<p class="LC_info">'.&mt('No analyzable problems found').'</p>';
+        }
+    }
     return $Str;
 }
 
@@ -224,7 +315,7 @@ and their contents.  A checkbox is provi
 ####################################################
 ####################################################
 sub MultipleProblemSelector {
-    my ($navmap,$inputname,$formname)=@_;
+    my ($navmap,$inputname,$formname,$anoncounter)=@_;
     my $cid = $env{'request.course.id'};
     my $Str;
     # Massage the input as needed.
@@ -259,7 +350,65 @@ sub MultipleProblemSelector {
     }
 </script>
 END
-    $Str .= 
+    my $checkanonjs = <<"END";
+ 
+<script type="text/javascript" language="JavaScript">
+    function checkanon() {
+        return true;
+    }
+</script>
+
+END
+    if (ref($anoncounter) eq 'HASH') {
+        if (keys(%{$anoncounter}) > 0) {
+            my $anonwarning = &mt('Your selection includes both problems with and without anonymous submissions.')."\n".&mt('You must select either only anonymous or only named problems.')."\n\n".&mt('If a selection contains both anonymous and named parts,[_1]use the Anonymous/Named buttons to ensure selections will be either all anonymous[_1]or all named.',"\n");
+            &js_escape(\$anonwarning);
+            $checkanonjs = <<"END";
+
+<script type="text/javascript" language="JavaScript">
+    function checkanon() {
+        anoncount = 0;
+        namedcount = 0;
+        for (i=0; i<document.forms.$formname.elements.length; i++) {
+            ele = document.forms.$formname.elements[i];
+            if (ele.name == '$inputname') {
+                itemid = document.forms.$formname.elements[i].id;
+                if (document.forms.$formname.elements[i].checked) {
+                    anonid = 'anonymous_'+itemid;
+                    mixid = 'mixed_'+itemid;
+                    anonele = document.getElementById(anonid);
+                    mixele = document.getElementById(mixid);
+                    if (anonele.value > 0) {
+                        if (mixele.value == 'none') {
+                            anoncount ++;
+                        } else {
+                            if (mixele.value == '0') {
+                                if (mixele.checked) {
+                                    anoncount ++; 
+                                } else {
+                                    namedcount ++;
+                                } 
+                            } else {
+                                namedcount ++;
+                            }
+                        }
+                    } else {
+                        namedcount ++;
+                    }
+                }
+            }
+        }
+        if (anoncount > 0 && namedcount > 0) {
+            alert("$anonwarning");
+            return false;
+        } 
+    }
+</script>
+
+END
+        }
+    }
+    $Str .= $checkanonjs.
         '<a href="javascript:checkall(true)">'.&mt('Select All').'</a>'.
         ('&nbsp;'x4).
         '<a href="javascript:checkall(false)">'.&mt('Unselect All').'</a>';
@@ -290,9 +439,27 @@ END
                                                $seq_id++,
                                                $inputname));
         } elsif ($curRes->is_problem) {
+            my $anonpart = 0;
+            my $namedpart = 0;
+            my @parts = @{$curRes->parts()};
+            if (ref($anoncounter) eq 'HASH') {
+                if (keys(%{$anoncounter}) > 0) {
+                    my @parts = @{$curRes->parts()};
+                    my $symb = $curRes->symb();
+                    foreach my $part (@parts) {
+                        if ((exists($anoncounter->{$symb."\0".$part})) ||
+                            $curRes->is_anonsurvey($part)) {
+                            $anonpart ++;
+                        } else {
+                            $namedpart ++ 
+                        }
+                    }
+                }
+            }
             if (@Accumulator && $Accumulator[-1] ne '') {
                 &{$Accumulator[-1]}($curRes,
-                                    exists($selected->{$curRes->symb}));
+                                    exists($selected->{$curRes->symb}),
+                                    $anonpart,$namedpart);
             }
         }
     }
@@ -320,20 +487,45 @@ sub new_accumulator {
     return 
         sub {
             if (@_) { 
-                my ($res,$checked) = @_;
+                my ($res,$checked,$anonpart,$namedpart) = @_;
                 $target.='<tr><td><label>'.
                     '<input type="checkbox" name="'.$inputname.'" ';
                 if ($checked) {
                     $target .= 'checked="checked" ';
                 }
+                my $anon_id = $item_id;
                 $target .= 'id="'.$seq_id.':'.$item_id++.'" ';
+                my $esc_symb = &escape($res->symb);
                 $target.= 
-                    'value="'.&escape($res->symb).'" />'.
+                    'value="'.$esc_symb.'" />'.
                     '&nbsp;'.$res->compTitle.'</label>'.
                     ('&nbsp;'x2).'<a target="preview" '.
                     'href="'.$res->link.'?symb='.
                     &escape($res->shown_symb).'">'.&mt('view').'</a>'.
-                    '</td></tr>'.$/;
+                    '<input type="hidden" id="anonymous_'.$seq_id.':'.$anon_id.'" name="hidden_'.$seq_id.':'.$anon_id.'" value="'.$anonpart.'" />';
+                my $mixed = '<input type="hidden" id="mixed_'.$seq_id.':'.$anon_id.'" value="none" name="mixed_'.$seq_id.':'.$anon_id.'" />';
+                if ($anonpart) {
+                    if ($namedpart) {
+                        my $checknamed = '';
+                        my $checkedanon = ' checked="checked"';
+                        if ($env{'form.mixed_'.$seq_id.':'.$anon_id} eq $esc_symb) {
+                            $checknamed = $checkedanon;
+                            $checkedanon = '';
+                        }
+                        $mixed = '&nbsp;('.
+    &mt('Both anonymous and named submissions -- display: [_1]Anonymous [_2]Named[_3]',
+    '<span class="LC_nobreak"><label>'.
+    '<input type="radio" name="mixed_'.$seq_id.':'.$anon_id.
+    '" value="0" id="mixed_'.$seq_id.':'.$anon_id.'"'.$checkedanon.' />',
+    '</label></span>'.('&nbsp;'x2).' <span class="LC_nobreak">'.
+    '<label><input type="radio" name="mixed_'.$seq_id.':'.$anon_id.
+    '" value="symb_'.$esc_symb.'" id="named_'.$seq_id.':'.$anon_id.'"'.$checknamed.' />',
+    '</label></span>').')';
+                    } else {
+                        $target .= '&nbsp;'.&mt('(Anonymous Survey)');
+                    }
+                }
+                $target.= $mixed.'</td></tr>'.$/;
             } else { 
                 if (defined($target)) {
                     return { title => $title,
@@ -600,10 +792,7 @@ sub GetStudentAnswers {
     # Read in the cache (if it exists) before we start timing things.
     &Apache::lonstathelpers::ensure_proper_cache($resource->{'symb'});
     # Open progress window
-    my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin
-        ($r,'Student Answer Compilation Status',
-         'Student Answer Compilation Progress', scalar(@$Students),
-         $status_type,undef,$formname,$inputname);
+    my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,scalar(@$Students));
     $r->rflush();
     foreach my $student (@$Students) {
         last if ($c->aborted());
@@ -612,7 +801,7 @@ sub GetStudentAnswers {
         my $answer = &Apache::lonstathelpers::get_student_answer
             ($resource,$sname,$sdom,$partid,$respid);
         &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
-                                                 &mt('last student'));
+                                                     'last student');
         $answers{$answer}++;
         $student->{'answer'} = $answer;
     }
@@ -888,7 +1077,7 @@ prior to every analysis lookup.
 sub ensure_proper_cache {
     my ($symb) = @_;
     my $cid = $env{'request.course.id'};
-    my $new_filename =  '/home/httpd/perl/tmp/'.
+    my $new_filename = LONCAPA::tempdir() .
         'problemanalysis_'.$cid.'_analysis_cache.db';
     if (! defined($cache_filename) ||
         $cache_filename ne $new_filename ||
@@ -1272,9 +1461,9 @@ sub limit_by_time_form {
     $Str .= '<fieldset>';
     my $timecheckbox = '<input type="checkbox" name="limit_by_time" ';
     if (&limit_by_time()) {
-        $timecheckbox .= ' checked ';
+        $timecheckbox .= 'checked="checked" ';
     } 
-    $timecheckbox .= 'OnChange="javascript:toggle_limitby_activity(this.checked);" ';
+    $timecheckbox .= 'onchange="javascript:toggle_limitby_activity(this.checked);" ';
     $timecheckbox .= ' />';
     $Str .= '<legend><label>'.&mt('[_1] Limit by time',$timecheckbox).'</label></legend>';
     $Str .= &mt('Start Time: [_1]',$startdateform).'<br />';
@@ -1376,10 +1565,7 @@ sub gather_full_student_data {
     my @Students = @Apache::lonstatistics::Students;
     #
     # Open the progress window
-    my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin
-        ($r,&mt('Student Data Compilation Status'),
-         &mt('Student Data Compilation Progress'), scalar(@Students),
-         $status_type,undef,$formname,$inputname);
+    my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,scalar(@Students));
     #
     while (my $student = shift @Students) {
         return if ($c->aborted());