--- loncom/interface/statistics/lonproblemanalysis.pm	2004/04/01 15:32:06	1.84
+++ loncom/interface/statistics/lonproblemanalysis.pm	2004/06/04 21:42:18	1.85
@@ -1,6 +1,6 @@
 # The LearningOnline Network with CAPA
 #
-# $Id: lonproblemanalysis.pm,v 1.84 2004/04/01 15:32:06 albertel Exp $
+# $Id: lonproblemanalysis.pm,v 1.85 2004/06/04 21:42:18 matthew Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -51,10 +51,6 @@ my @SubmitButtons = ({ name => 'PrevProb
                      { name => 'NextProblemAnalysis',
                        text => 'Next Problem' },
                      { name => 'break'},
-                     { name => 'ClearCache',
-                       text => 'Clear Caches' },
-                     { name => 'updatecaches',
-                       text => 'Update Student Data' },
                      { name => 'SelectAnother',
                        text => 'Choose a different Problem' },
                      { name => 'ExcelOutput',
@@ -85,18 +81,8 @@ sub BuildProblemAnalysisPage {
         $r->print('<h2>There are no students in the sections selected</h2>');
     }
     #
-    &Apache::loncoursedata::clear_internal_caches();
-    if (exists($ENV{'form.ClearCache'}) || 
-        exists($ENV{'form.updatecaches'}) ||
-        (exists($ENV{'form.firstanalysis'}) &&
-         $ENV{'form.firstanalysis'} ne 'no')) {
-        &Apache::lonstatistics::Gather_Full_Student_Data($r);
-    }
-    if (! exists($ENV{'form.firstanalysis'})) {
-        $r->print('<input type="hidden" name="firstanalysis" value="yes" />');
-    } else {
-        $r->print('<input type="hidden" name="firstanalysis" value="no" />');
-    }
+    my @CacheButtonHTML = 
+        &Apache::lonstathelpers::manage_caches($r,'Statistics','stats_status');
     $r->rflush();
     #
     my $problem_types = '(option|radiobutton|numerical)';
@@ -111,6 +97,9 @@ sub BuildProblemAnalysisPage {
                 $r->print('&nbsp;'x5);
             }
         }
+        foreach my $html (@CacheButtonHTML) {
+            $r->print($html.('&nbsp;'x5));
+        }
         #
         $r->print('<hr />');
         $r->rflush();
@@ -230,8 +219,10 @@ sub NumericalResponseAnalysis {
     }
     #
     # This next call causes all the waiting around that people complain about
-    my ($max,$min) = &Apache::lonstathelpers::GetStudentAnswers($r,$problem,
-                                                                $Students);
+    my ($max,$min) = 
+        &Apache::lonstathelpers::GetStudentAnswers($r,$problem,$Students,
+                                                   'Statistics',
+                                                   'stats_status');
     return if ($c->aborted());
     #
     # Collate the data
@@ -1468,7 +1459,7 @@ sub CreateInterface {
             $Str .= '</select></nobr><br />';
         }
         {
-            $Str .= '<br /><nobr>'.&mt('Number of Plots:');
+            $Str .= '<nobr>'.&mt('Number of Plots:');
             $Str .= &Apache::loncommon::help_open_topic
                                                   ('Analysis_num_plots');
             $Str .= '<select name="NumPlots">';
@@ -1482,7 +1473,14 @@ sub CreateInterface {
                 if ($ENV{'form.NumPlots'} == $i) { $Str.=' selected '; }
                 $Str .= '>'.$i.'</option>';
             }
-            $Str .= '</select></nobr>';
+            $Str .= '</select></nobr><br />';
+        }
+        {
+            $Str .= '<nobr>'.&mt('Status: [_1]',
+                                 '<input type="text" '.
+                                 'name="stats_status" size="60" value="" />'
+                                 ).
+                    '</nobr><br />';
         }
     }
     $Str .= '</td>';