--- loncom/interface/spreadsheet/classcalc.pm	2003/05/29 18:31:27	1.7
+++ loncom/interface/spreadsheet/classcalc.pm	2003/10/14 18:36:54	1.14
@@ -1,5 +1,5 @@
 #
-# $Id: classcalc.pm,v 1.7 2003/05/29 18:31:27 matthew Exp $
+# $Id: classcalc.pm,v 1.14 2003/10/14 18:36:54 www Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -46,6 +46,8 @@ classcalc
 package Apache::classcalc;
 
 use strict;
+use warnings FATAL=>'all';
+no warnings 'uninitialized';
 use Apache::Constants qw(:common :http);
 use Apache::loncoursedata();
 use Apache::lonhtmlcommon();
@@ -56,6 +58,7 @@ use HTML::Entities();
 use Spreadsheet::WriteExcel;
 use Apache::lonnet;
 use Time::HiRes;
+use Apache::lonlocal;
 
 @Apache::classcalc::ISA = ('Apache::Spreadsheet');
 
@@ -71,6 +74,11 @@ sub initialize {
     return;
 }
 
+sub clear_package {
+    undef(@Students);
+    &Apache::studentcalc::clear_package();
+}
+
 sub html_header {
     my $self = shift;
     my ($toprow,$bottomrow);
@@ -79,7 +87,7 @@ sub html_header {
              ['Enrollment Status',&Apache::lonhtmlcommon::StatusOptions(undef,undef,3)],
              ['Output Format',&Apache::Spreadsheet::output_selector()]) {
         my ($name,$selector) = @{$_};
-        $toprow .= '<th align="center"><b>'.$name.'</b></th>';
+        $toprow .= '<th align="center"><b>'.&mt($name).'</b></th>';
         $bottomrow .= '<td>'.$selector.'</td>';
     }
     return "<p>\n<table>\n".
@@ -91,7 +99,7 @@ sub html_header {
 sub get_title {
     my $self = shift;
     # Section info should be included
-    my @title = ($self->{'coursedesc'}, scalar(localtime(time)) );
+    my @title = ($self->{'coursedesc'}, &Apache::lonlocal::locallocaltime(time) );
     return @title;
 }
 
@@ -112,23 +120,35 @@ sub outsheet_html {
     ###################################
     # Determine table structure
     ###################################
+    my $importcolor = '#88FF88';
+    my $exportcolor = '#BBBBFF';
     my $num_uneditable = 26;
     my $num_left = 52-$num_uneditable;
+    my %lt=&Apache::lonlocal::texthash(
+				       'co' => 'Course',
+				       'im' => 'Import',
+				       'ca' => 'Calculations',
+				       'stu' => 'Student',
+				       'sta' => 'Status',
+				       'usr' => 'Username',
+				       'dom' => 'Domain',
+				       'sec' => 'Section',
+				       );
     my $tableheader =<<"END";
 <p>
 <table border="2">
 <tr>
-  <th colspan="2" rowspan="2"><font size="+2">Course</font></th>
-  <td bgcolor="#FFDDDD" colspan="$num_uneditable">
-      <b><font size="+1">Import</font></b></td>
+  <th colspan="2" rowspan="2"><font size="+2">$lt{'co'}</font></th>
+  <td bgcolor="$importcolor" colspan="$num_uneditable">
+      <b><font size="+1">$lt{'im'}</font></b></td>
   <td colspan="$num_left">
-      <b><font size="+1">Calculations</font></b></td>
+      <b><font size="+1">$lt{'ca'}</font></b></td>
 </tr><tr>
 END
     my $label_num = 0;
     foreach (split(//,'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz')){
         if ($label_num<$num_uneditable) { 
-            $tableheader.='<th bgcolor="#FFDDDD">';
+            $tableheader.='<th bgcolor="'.$importcolor.'">';
         } else {
             $tableheader.='<th>';
         }
@@ -140,24 +160,25 @@ END
     $r->print($tableheader);
     #
     # Print out template row
-    $r->print('<tr><td>Template</td><td>&nbsp;</td>'.
-	      $self->html_template_row($num_uneditable)."</tr>\n");
+    $r->print('<tr><td>'.&mt('Template').'</td><td>&nbsp;</td>'.
+	      $self->html_template_row($num_uneditable,$importcolor).
+              "</tr>\n");
     #
     # Print out summary/export row
-    $r->print('<tr><td>Summary</td><td>0</td>'.
-	      $self->html_export_row()."</tr>\n");
+    $r->print('<tr><td>'.&mt('Summary').'</td><td>0</td>'.
+	      $self->html_export_row($exportcolor)."</tr>\n");
     #
     # Prepare to output rows
     $tableheader =<<"END";
 </p><p>
 <table border="2">
-<tr><th>Row</th>
-  <th>student</th><th>username</th><th>domain</th>
-  <th>section</th><th>status</th>
+<tr><th>$lt{'ro'}</th>
+  <th>$lt{'stu'}</th><th>$lt{'usr'}</th><th>$lt{'dom'}</th>
+  <th>$lt{'sec'}</th><th>$lt{'sta'}</th>
 END
     foreach (split(//,'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz')){
 	if ($label_num<$num_uneditable) { 
-            $tableheader.='<th bgcolor="#FFDDDD">';
+            $tableheader.='<th bgcolor="'.$importcolor.'">';
         } else {
             $tableheader.='<th>';
         }
@@ -175,12 +196,14 @@ END
             '&sdomain='.$student->{'domain'}.'">';
         $student->{'section'} = 'none' if ($student->{'section'} eq '-1');
 	$r->print('<tr>'.'<td>'.$rownum.'</td>'.
-		  '<td>'.$link.$student->{'fullname'}.'</a></td>'.
-		  '<td>'.$student->{'username'}.'</td>'.
+		  '<td>'.$student->{'fullname'}.'</td>'.
+		  '<td>'.$link.$student->{'username'}.'</a></td>'.
 		  '<td>'.$student->{'domain'}  .'</td>'.
 		  '<td>'.$student->{'section'} .'</td>'.
 		  '<td>'.$student->{'status'}  .'</td>'.
-		  $self->html_row($num_uneditable,$rownum)."</tr>\n");
+		  $self->html_row($num_uneditable,$rownum,$exportcolor,
+                                  $importcolor).
+                  "</tr>\n");
     }
     $r->print("</table></p>\n");
     return;
@@ -190,12 +213,12 @@ sub excel_rows {
     # writes the meat of the spreadsheet to an excel worksheet.  Called
     # by Spreadsheet::outsheet_excel;
     my $self = shift;
-    my ($worksheet,$cols_output,$rows_output) = @_;
+    my ($connection,$worksheet,$cols_output,$rows_output) = @_;
     #
     # Write a header row
     $cols_output = 0;
-    foreach my $value ('fullname','username','domain','section','status') {
-        $worksheet->write($rows_output,$cols_output++,$value);
+    foreach my $value ('Fullname','Username','Domain','Section','Status','ID') {
+        $worksheet->write($rows_output,$cols_output++,&mt($value));
     }
     $rows_output++;    
     #
@@ -209,7 +232,8 @@ sub excel_rows {
                            $student->{'username'},
                            $student->{'domain'},
                            $student->{'section'},
-                           $student->{'status'});
+                           $student->{'status'},
+                           $student->{'id'});
         $self->excel_output_row($worksheet,$rownum,$rows_output++,
                                 @studentdata);
     }
@@ -220,12 +244,12 @@ sub csv_rows {
     # writes the meat of the spreadsheet to an excel worksheet.  Called
     # by Spreadsheet::outsheet_excel;
     my $self = shift;
-    my ($filehandle) = @_;
+    my ($connection,$filehandle) = @_;
     #
     # Write a header row
 
     $self->csv_output_row($filehandle,undef,
-                          ('fullname','username','domain','section','status'));
+                   (&mt('Fullname'),&mt('Username'),&mt('Domain'),&mt('Section'),&mt('Status'),&mt('ID')));
     #
     # Write each students row
     foreach my $student (@Students) {
@@ -236,7 +260,8 @@ sub csv_rows {
                            $student->{'username'},
                            $student->{'domain'},
                            $student->{'section'},
-                           $student->{'status'});
+                           $student->{'status'},
+                           $student->{'id'});
         $self->csv_output_row($filehandle,$rownum,@studentdata);
     }
     return;
@@ -250,18 +275,27 @@ sub outsheet_recursive_excel {
 sub compute {
     my $self = shift;
     my ($r) = @_;
+    my $connection = $r->connection();
+    if ($connection->aborted()) { $self->cleanup(); return; }
     $self->initialize_safe_space();
     my %c = $self->constants();
     my %f = $self->formulas();
     my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin
-        ($r,'Spreadsheet Computation Status',
-         'Spreadsheet Computation', scalar(@Students));
+        ($r,&mt('Spreadsheet Computation Status'),
+         &mt('Spreadsheet Computation'), scalar(@Students));
+    &Apache::lonhtmlcommon::Update_PrgWin($r,\%prog_state,
+                                          &mt('Processing course structure'));
     &Apache::studentcalc::initialize_package();
+    &Apache::lonhtmlcommon::Update_PrgWin($r,\%prog_state,
+                                          &mt('Processing first student'));
     foreach my $student (@Students) {
+        if ($connection->aborted()) { $self->cleanup(); return; }
         my $sname = $student->{'username'}.':'.$student->{'domain'};
 	my $studentsheet = Apache::studentcalc->new
 	    ($student->{'username'},$student->{'domain'},undef);
-	my @exportdata = $studentsheet->export_data();
+        if ($connection->aborted()) { $self->cleanup(); return; }
+	my @exportdata = $studentsheet->export_data($r);
+        if ($connection->aborted()) { $self->cleanup(); return; }
 	my $rownum = $self->get_row_number_from_key($sname);
         $f{'A'.$rownum} = $sname;
         $self->{'row_source'}->{$rownum} = $sname;