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|
<%init>
my %args = @_;
my $header = $args{'header'};
my $rows = $args{'rows'};
my %opt = %{ $args{'opt'} };
my $override = scalar(@$rows) >= 65536 ? 'XLSX' : '';
my $format = $FS::CurrentUser::CurrentUser->spreadsheet_format($override);
my $filename = $opt{'name'} || PL($opt{'name_singular'});
$filename .= $format->{extension};
#http_header('Content-Type' => 'application/excel' ); #eww
#http_header('Content-Type' => 'application/msexcel' ); #alas
#http_header('Content-Type' => 'application/x-msexcel' ); #?
#http://support.microsoft.com/kb/199841
http_header('Content-Type' => $format->{mime_type} );
http_header('Content-Disposition' => qq!attachment;filename="$filename"! );
#http://support.microsoft.com/kb/812935
#http://support.microsoft.com/kb/323308
$HTML::Mason::Commands::r->headers_out->{'Cache-control'} = 'max-age=0';
my $data = '';
my $XLS = new IO::Scalar \$data;
my $workbook = $format->{class}->new($XLS)
or die "Error opening Excel file: $!";
my $title = $opt{'title'};
$title =~ s/[\[\]\:\*\?\/\/]//g;
$title = substr($title, 0, 31);
# append a single worksheet
$m->comp( 'SELF:worksheet',
workbook => $workbook,
title => $title,
opt => \%opt,
header => $header,
rows => $rows
);
$workbook->close();# or die "Error creating .xls file: $!";
http_header('Content-Length' => length($data) );
$m->clear_buffer();
$m->print($data);
</%init>
<%method worksheet>
<%args>
$workbook
$title
%opt
$header
$rows
</%args>
<%perl>
my $worksheet = $workbook->add_worksheet($title);
#$worksheet->protect();
my $style = $opt{style};
my($r,$c) = (0,0);
my $header_format = $workbook->add_format(
bold => 1,
locked => 1,
bg_color => 55, #22,
bottom => 3,
);
my $footer_format = $workbook->add_format(
italic => 1,
locked => 1,
bg_color => 55,
top => 3,
);
my $default_format = $workbook->add_format(locked => 0);
my %money_format;
my $money_char = FS::Conf->new->config('money_char') || '$';
my %date_format;
xl_parse_date_init();
my %bold_format;
my @widths;
my $writer;
$writer = sub {
# Wrapper for $worksheet->write.
# Do any massaging of the value/format here.
my ($r, $c, $value, $format) = @_;
#warn "writer called with format $format\n";
if ( ref $value eq 'ARRAY' ) {
# imitate the write_row() method: write the array into a column starting
# with $r.
# (currently only used in the footer; to use it anywhere else we'd need
# some way to return the number of rows written)
foreach my $v (@$value) {
$writer->($r, $c, $v, $format);
$r++;
}
return;
}
my $bold = 0;
my $date = 0;
if ( $style->[$c] eq 'b' or $value =~ /<b>/i ) { # the only one in common use
$value =~ s[</?b>][]ig;
if ( !exists($bold_format{$format}) ) {
$bold_format{$format} = $workbook->add_format();
$bold_format{$format}->copy($format);
$bold_format{$format}->set_bold();
}
$format = $bold_format{$format};
$bold = 1;
}
# convert HTML entities
# both Spreadsheet::WriteExcel and Excel::Writer::XLSX accept UTF-8 strings
$value = decode_entities($value);
if ( $value =~ /^\Q$money_char\E(-?\d+\.?\d*)$/ ) {
# Currency: strip the symbol, clone the requested format,
# and format it for currency
$value = $1;
# warn "formatting $value as money\n";
if ( !exists($money_format{$format}) ) {
$money_format{$format} = $workbook->add_format();
$money_format{$format}->copy($format);
$money_format{$format}->set_num_format($money_char.'#0.00#');
}
$format = $money_format{$format};
}
elsif ( $value =~ /^([A-Z][a-z]{2}) (\d{2}) (\d{4})$/ ) {
# Date: convert the value to an Excel date number and set
# the format
$value = xl_parse_date($value);
# warn "formatting $value as date\n";
if ( !exists($date_format{$format}) ) {
$date_format{$format} = $workbook->add_format();
$date_format{$format}->copy($format);
$date_format{$format}->set_num_format('mmm dd yyyy');
}
$format = $date_format{$format};
$date = 1;
}
else {
# String: replace line breaks with newlines
$value =~ s/<BR>/\n/gi;
}
#warn "writing with format $format\n";
$worksheet->write($r, $c, $value, $format);
# estimate width
# use Font::TTFMetrics; # would work, but we can't redistribute the font...
my $width = length($value);
$width = 11 if $date;
$width *= 1.1 if $bold;
$width += 1; # pad it a little
$widths[$c] = $width if $width > ($widths[$c] || 0);
};
$writer->( $r, $c++, $_, $header_format ) foreach @$header;
foreach my $row ( @$rows ) {
$r++;
$c = 0;
if ( $opt{'fields'} ) {
#my $links = $opt{'links'} ? [ @{$opt{'links'}} ] : '';
#my $aligns = $opt{'align'} ? [ @{$opt{'align'}} ] : '';
#could also translate color, size, style into xls equivalents?
my $formats = $opt{'xls_format'} ? [ @{$opt{'xls_format'}} ] : [];
foreach my $field ( @{$opt{'fields'}} ) {
my $xls_format = $default_format;
if ( my $format = shift @$formats ) {
$format = &{$format}($row) if ref($format) eq 'CODE';
$format ||= {};
$xls_format = $workbook->add_format(locked=>0, %$format);
}
if ( ref($field) eq 'CODE' ) {
foreach my $value ( &{$field}($row) ) {
if ( ref($value) eq 'ARRAY' ) {
$writer->($r, $c++, '(N/A)' ); #unimplemented
} else {
$writer->($r, $c++, $value, $xls_format );
}
}
} else {
$writer->( $r, $c++, $row->$field(), $xls_format );
}
}
} else {
# no need for each row to need a new format
#my $xls_format = $workbook->add_format(locked=>0);
$writer->( $r, $c++, $_, $default_format ) foreach @$row;
}
}
if ( $opt{'footer'} ) {
$r++;
$c = 0;
foreach my $item (@{ $opt{'footer'} }) {
if ( ref($item) eq 'CODE' ) {
$item = &{$item}();
}
$writer->( $r, $c++, $item, $footer_format );
}
}
for ( my $x = 0; $x < scalar @widths; $x++ ) {
$worksheet->set_column($x, $x, $widths[$x]);
}
</%perl>
</%method>
|
