--- loncom/interface/spreadsheet/Spreadsheet.pm 2003/06/20 16:14:30 1.16
+++ loncom/interface/spreadsheet/Spreadsheet.pm 2003/09/05 01:57:54 1.23
@@ -1,5 +1,5 @@
#
-# $Id: Spreadsheet.pm,v 1.16 2003/06/20 16:14:30 matthew Exp $
+# $Id: Spreadsheet.pm,v 1.23 2003/09/05 01:57:54 matthew Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -48,6 +48,8 @@ Spreadsheet
package Apache::Spreadsheet;
use strict;
+use warnings FATAL=>'all';
+no warnings 'uninitialized';
use Apache::Constants qw(:common :http);
use Apache::lonnet;
use Safe;
@@ -90,7 +92,7 @@ sub new {
type => $stype,
symb => $usymb,
errorlog => '',
- maxrow => '',
+ maxrow => 0,
cid => $ENV{'request.course.id'},
cnum => $ENV{'course.'.$ENV{'request.course.id'}.'.num'},
cdom => $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
@@ -229,6 +231,16 @@ sub initialize {
# the descendents of the spreadsheet class.
}
+sub clear_package {
+ # This method is here to remind you that it will be overridden by
+ # the descendents of the spreadsheet class.
+}
+
+sub cleanup {
+ my $self = shift();
+ $self->clear_package();
+}
+
sub initialize_spreadsheet_package {
&load_spreadsheet_expirationdates();
&clear_spreadsheet_definition_cache();
@@ -248,18 +260,28 @@ sub load_spreadsheet_expirationdates {
sub check_expiration_time {
my $self = shift;
my ($time)=@_;
- my ($key1,$key2,$key3,$key4);
+ return 0 if (! defined($time));
+ my ($key1,$key2,$key3,$key4,$key5);
+ # Description of keys
+ #
+ # key1: all sheets of this type have expired
+ # key2: all sheets of this type for this student
+ # key3: all sheets of this type in this map for this student
+ # key4: this assessment sheet for this student
+ # key5: this assessment sheet for all students
$key1 = '::'.$self->{'type'}.':';
$key2 = $self->{'name'}.':'.$self->{'domain'}.':'.$self->{'type'}.':';
$key3 = $key2.$self->{'container'} if (defined($self->{'container'}));
- $key4 = $key2.$self->{'usymb'} if (defined($self->{'usymb'}));
- foreach my $key ($key1,$key2,$key3,$key4) {
+ $key4 = $key2.$self->{'symb'} if (defined($self->{'symb'}));
+ $key5 = $key1.$self->{'symb'} if (defined($self->{'symb'}));
+ my $returnvalue = 1; # default to okay
+ foreach my $key ($key1,$key2,$key3,$key4,$key5) {
next if (! defined($key));
- if (exists($expiredates{$key}) &&$expiredates{$key} > $time) {
- return 0;
+ if (exists($expiredates{$key}) && $expiredates{$key} > $time) {
+ $returnvalue = 0; # need to recompute
}
}
- return 1;
+ return $returnvalue;
}
######################################################
@@ -785,8 +807,8 @@ sub expandnamed {
my @vars=split(/\W+/,$formula);
my %values=();
foreach my $varname ( @vars ) {
- if ($varname=~/\D/) {
- $formula=~s/$varname/'$c{\''.$varname.'\'}'/ge;
+ if ($varname=~/^(parameter|stores|timestamp)/) {
+ $formula=~s/$varname/'$c{\''.$varname.'\'}'/ge;
$varname=~s/$var/\([\\w:\\- ]\+\)/g;
foreach (keys(%{$self->{'constants'}})) {
if ($_=~/$varname/) {
@@ -1135,6 +1157,7 @@ sub display {
} elsif ($outputmode eq 'csv') {
$self->outsheet_csv($r);
}
+ $self->cleanup();
return;
}
@@ -1143,13 +1166,15 @@ sub display {
############################################
sub html_export_row {
my $self = shift();
+ my ($color) = @_;
+ $color = '#CCCCFF' if (! defined($color));
my $allowed = &Apache::lonnet::allowed('mgr',$ENV{'request.course.id'});
my $row_html;
my @rowdata = $self->get_row(0);
foreach my $cell (@rowdata) {
if ($cell->{'name'} =~ /^[A-Z]/) {
- $row_html .= '| '.
- &html_editable_cell($cell,'#CCCCFF',$allowed).' | ';
+ $row_html .= ''.
+ &html_editable_cell($cell,$color,$allowed).' | ';
} else {
$row_html .= ''.
&html_editable_cell($cell,'#DDCCFF',$allowed).' | ';
@@ -1161,14 +1186,14 @@ sub html_export_row {
sub html_template_row {
my $self = shift();
my $allowed = &Apache::lonnet::allowed('mgr',$ENV{'request.course.id'});
- my ($num_uneditable) = @_;
+ my ($num_uneditable,$importcolor) = @_;
my $row_html;
my @rowdata = $self->get_template_row();
my $count = 0;
for (my $i = 0; $i<=$#rowdata; $i++) {
my $cell = $rowdata[$i];
if ($i < $num_uneditable) {
- $row_html .= ''.
+ $row_html .= ' | '.
&html_uneditable_cell($cell,'#FFDDDD',$allowed).' | ';
} else {
$row_html .= ''.
@@ -1200,13 +1225,17 @@ sub html_editable_cell {
$value = &HTML::Entities::encode($value) if ($value !~/ /);
}
return $value if (! $allowed);
- # Make the formula safe for outputting
- $formula =~ s/\'/\"/g;
+ #
# The formula will be parsed by the browser twice before being
- # displayed to the user for editing.
- $formula = &HTML::Entities::encode(&HTML::Entities::encode($formula));
- # Escape newlines so they make it into the edit window
- $formula =~ s/\n/\\n/gs;
+ # displayed to the user for editing.
+ #
+ # The encoding string "^A-blah" is placed in []'s inside a regexp, so
+ # we specify the characters we want left alone by putting a '^' in front.
+ $formula = &HTML::Entities::encode($formula,'^A-z0-9 !#$%-;=?~');
+ # HTML::Entities::encode does not catch everything - we need '\' encoded
+ $formula =~ s/\\/&\#092/g;
+ # Escape it again - this time the only encodable character is '&'
+ $formula =~ s/\&/\&/g;
# Glue everything together
$result .= "".$value."";
@@ -1222,14 +1251,19 @@ sub html_uneditable_cell {
sub html_row {
my $self = shift();
- my ($num_uneditable,$row) = @_;
+ my ($num_uneditable,$row,$exportcolor,$importcolor) = @_;
my $allowed = &Apache::lonnet::allowed('mgr',$ENV{'request.course.id'});
my @rowdata = $self->get_row($row);
my $num_cols_output = 0;
my $row_html;
+ my $color = $importcolor;
+ if ($row == 0) {
+ $color = $exportcolor;
+ }
+ $color = '#FFDDDD' if (! defined($color));
foreach my $cell (@rowdata) {
if ($num_cols_output++ < $num_uneditable) {
- $row_html .= ' | ';
+ $row_html .= ' | ';
$row_html .= &html_uneditable_cell($cell,'#FFDDDD');
} else {
$row_html .= ' | ';
@@ -1317,6 +1351,7 @@ sub create_excel_spreadsheet {
sub outsheet_excel {
my $self = shift;
my ($r) = @_;
+ my $connection = $r->connection();
$r->print("Preparing Excel Spreadsheet");
#
# Create excel worksheet
@@ -1340,7 +1375,7 @@ sub outsheet_excel {
$self->excel_output_row($worksheet,0,$rows_output++,'Summary');
$rows_output++; # skip a line
#
- $self->excel_rows($worksheet,$cols_output,$rows_output);
+ $self->excel_rows($connection,$worksheet,$cols_output,$rows_output);
#
#
# Close the excel file
@@ -1358,6 +1393,7 @@ sub outsheet_excel {
sub outsheet_csv {
my $self = shift;
my ($r) = @_;
+ my $connection = $r->connection();
my $csvdata = '';
my @Values;
#
@@ -1381,7 +1417,7 @@ sub outsheet_csv {
}
#
# Output the body of the spreadsheet
- $self->csv_rows($file);
+ $self->csv_rows($connection,$file);
#
# Close the csv file
close($file);
@@ -1555,7 +1591,7 @@ sub load {
sub set_row_sources {
my $self = shift;
while (my ($cell,$value) = each(%{$self->{'formulas'}})) {
- next if ($cell !~ /^A(\d+)/ && $1 > 0);
+ next if ($cell !~ /^A(\d+)/ || $1 < 1);
my $row = $1;
$self->{'row_source'}->{$row} = $value;
}
@@ -1617,8 +1653,10 @@ sub save {
return $reply if ($reply ne 'ok');
}
if ($self->is_default()) {
- &Apache::lonnet::expirespread('','',$self->{'type'},'');
- if ($self->{'type'} eq 'assesscalc') {
+ if ($self->{'type'} eq 'studentcalc') {
+ &Apache::lonnet::expirespread('','','studentcalc','');
+ } elsif ($self->{'type'} eq 'assesscalc') {
+ &Apache::lonnet::expirespread('','','assesscalc','');
&Apache::lonnet::expirespread('','','studentcalc','');
}
}
@@ -1632,7 +1670,7 @@ sub save {
sub save_tmp {
my $self = shift;
my $filename=$ENV{'user.name'}.'_'.
- $ENV{'user.domain'}.'_spreadsheet_'.$self->{'usymb'}.'_'.
+ $ENV{'user.domain'}.'_spreadsheet_'.$self->{'symb'}.'_'.
$self->{'filename'};
$filename=~s/\W/\_/g;
$filename=$Apache::lonnet::tmpdir.$filename.'.tmp';
@@ -1652,7 +1690,7 @@ sub save_tmp {
sub load_tmp {
my $self = shift;
my $filename=$ENV{'user.name'}.'_'.
- $ENV{'user.domain'}.'_spreadsheet_'.$self->{'usymb'}.'_'.
+ $ENV{'user.domain'}.'_spreadsheet_'.$self->{'symb'}.'_'.
$self->{'filename'};
$filename=~s/\W/\_/g;
$filename=$Apache::lonnet::tmpdir.$filename.'.tmp';
|