--- loncom/interface/spreadsheet/assesscalc.pm	2006/09/03 00:39:57	1.56
+++ loncom/interface/spreadsheet/assesscalc.pm	2014/02/11 19:11:30	1.60
@@ -1,5 +1,5 @@
 #
-# $Id: assesscalc.pm,v 1.56 2006/09/03 00:39:57 albertel Exp $
+# $Id: assesscalc.pm,v 1.60 2014/02/11 19:11:30 bisitz Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -156,7 +156,7 @@ sub initialize {
     if (! defined($navmap)) {
         $navmap = Apache::lonnavmaps::navmap->new();
     }
-    if (!defined($navmap)) {
+    if ((!defined($navmap)) || (!ref($navmap))) {
         &Apache::lonnet::logthis('assesscalc:Can not open Coursemap');
     }
     &Apache::loncoursedata::clear_internal_caches();
@@ -174,7 +174,7 @@ sub initialize {
 ########################################################
 ########################################################
 sub initialize_package {
-    my ($sname,$sdomain,$in_navmap) = @_;
+    my ($sname,$sdomain,$in_navmap,$calling_sheet) = @_;
     $current_name   = $sname;
     $current_domain = $sdomain;
     $navmap = $in_navmap;
@@ -185,7 +185,7 @@ sub initialize_package {
         undef(%courseopt);
     }
     &load_cached_export_rows();
-    &load_parameter_caches();
+    &load_parameter_caches($calling_sheet);
     &Apache::loncoursedata::clear_internal_caches();
 }
 
@@ -202,6 +202,7 @@ sub initialize_package {
 ########################################################
 ########################################################
 sub load_parameter_caches {
+    my ($calling_sheet) = @_;
     my $userprefix = $current_name.':'.$current_domain.'_';
     $userprefix =~ s/:/_/g;
     #
@@ -234,6 +235,10 @@ sub load_parameter_caches {
     if (! %userdata) {
         %userdata = &Apache::loncoursedata::get_current_state($current_name,
                                                               $current_domain);
+	my ($tmp) = %userdata;
+	if ($tmp =~ /^error:(.*)/) {
+	    $calling_sheet->set_calcerror($1);
+	}
         $userdata{'loadtime'} = time;
     }
     return;
@@ -272,7 +277,7 @@ sub ensure_current_caches {
         undef(%useropt);
         undef(%userdata);
     }
-    &load_parameter_caches();
+    &load_parameter_caches($self);
 }
 
 ##################################################
@@ -483,19 +488,19 @@ END
     $r->print($tableheader);
     #
     # Print out template row
-    $r->print('<tr><td>Template</td><td>&nbsp;</td>'.
+    $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>Export</td><td>0</td>'.
+    $r->print('<tr><td>'.&mt('Export').'</td><td>0</td>'.
 	      $self->html_export_row($exportcolor)."</tr>\n");
     #
     # Prepare to output rows
-    $tableheader =<<"END";
-<table border="2">
-<tr><th>row</th><th>Item</th>
-END
+    $tableheader =
+        '<table border="2">'.
+        '<tr><th>'.&mt('Row').'</th>'.
+        '<th>'.&mt('Item').'</th>';
     foreach (split(//,'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz')){
 	if ($label_num<$num_uneditable) { 
             $tableheader.='<th bgcolor="'.$importcolor.'">';
@@ -847,7 +852,7 @@ sub sett {
             # Replace 'A0' with the value from 'A0'
             $t{$cell}=~s/(^|[^\"\'])([A-Za-z]\d+)/$1\$sheet_values\{\'$2\'\}/g;
             # Replace parameters
-            $t{$cell}=~s/(^|[^\"\'])\[([^\]]+)\]/$1.$self->expandnamed($2)/ge;
+            $t{$cell}=~s/(^|[^\"\'])\[([^\]]+)\]/$1.$self->expandnamed($2)/sge;
         }
     }
     #
@@ -866,7 +871,7 @@ sub sett {
             $t{$cell}=$formula;
             $t{$cell}=~s/\.\.+/\,/g;
             $t{$cell}=~s/(^|[^\"\'])([A-Za-z]\d+)/$1\$sheet_values\{\'$2\'\}/g;
-            $t{$cell}=~s/(^|[^\"\'])\[([^\]]+)\]/$1.$self->expandnamed($2)/ge;
+            $t{$cell}=~s/(^|[^\"\'])\[([^\]]+)\]/$1.$self->expandnamed($2)/sge;
         }
     }
     # Put %t into the safe space