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package Spreadsheet::Template::Generator::Parser::Excel;
use Moose::Role;
use DateTime::Format::Excel;
with 'Spreadsheet::Template::Generator::Parser';
requires '_create_workbook';
has _excel_dt => (
is => 'ro',
isa => 'DateTime::Format::Excel',
lazy => 1,
default => sub { DateTime::Format::Excel->new },
);
sub parse {
my $self = shift;
my ($filename) = @_;
my $book = $self->_create_workbook($filename);
return $self->_parse_workbook($book);
}
sub _parse_workbook {
my $self = shift;
my ($book) = @_;
my $data = {
selection => $book->{SelectedSheet}, # XXX
worksheets => [],
};
if ($book->using_1904_date) {
$self->_excel_dt->epoch_mac;
}
for my $sheet ($book->worksheets) {
push @{ $data->{worksheets} }, $self->_parse_worksheet($book, $sheet);
}
return $data;
}
sub _parse_worksheet {
my $self = shift;
my ($book, $sheet) = @_;
my $data = {
name => $sheet->get_name,
row_heights => [ $sheet->get_row_heights ],
column_widths => [ $sheet->get_col_widths ],
selection => $sheet->{Selection}, # XXX
cells => [],
};
my ($rmin, $rmax) = $sheet->row_range;
my ($cmin, $cmax) = $sheet->col_range;
splice @{ $data->{row_heights} }, $rmax + 1;
splice @{ $data->{column_widths} }, $cmax + 1;
for my $row (0..$rmin - 1) {
push @{ $data->{cells} }, [];
}
for my $row ($rmin..$rmax) {
my $row_data = [];
for my $col (0..$cmin - 1) {
push @$row_data, {};
}
for my $col ($cmin..$cmax) {
if (my $cell = $sheet->get_cell($row, $col)) {
push @$row_data, $self->_parse_cell($book, $cell);
}
else {
push @$row_data, {};
}
}
push @{ $data->{cells} }, $row_data
}
return $data;
}
sub _parse_cell {
my $self = shift;
my ($book, $cell) = @_;
my $contents = $cell->unformatted;
my $type = $cell->type;
my $formula = $cell->{Formula}; # XXX
my $format = $cell->get_format;
if ($type eq 'Numeric') {
$type = 'number';
}
elsif ($type eq 'Text') {
$type = 'string';
}
elsif ($type eq 'Date') {
$type = 'date_time';
$contents = $self->_excel_dt->parse_datetime($contents)->iso8601
if defined $contents && length $contents;
}
else {
die "unknown type $type";
}
my $format_data = {};
if ($format) {
my %halign = (
0 => 'none',
1 => 'left',
2 => 'center',
3 => 'right',
4 => 'fill',
5 => 'justify',
6 => 'center_across',
# XXX this isn't supported by Spreadsheet::WriteExcel
7 => 'distributed',
);
my %valign = (
0 => 'top',
1 => 'vcenter',
2 => 'bottom',
3 => 'vjustify',
# XXX this isn't supported by Spreadsheet::WriteExcel
4 => 'vdistributed',
);
my %border = (
0 => 'none',
1 => 'thin',
2 => 'medium',
3 => 'dashed',
4 => 'dotted',
5 => 'thick',
6 => 'double',
7 => 'hair',
8 => 'medium_dashed',
9 => 'dash_dot',
10 => 'medium_dash_dot',
11 => 'dash_dot_dot',
12 => 'medium_dash_dot_dot',
13 => 'slant_dash_dot',
);
my %fill = (
0 => 'none',
1 => 'solid',
2 => 'medium_gray',
3 => 'dark_gray',
4 => 'light_gray',
5 => 'dark_horizontal',
6 => 'dark_vertical',
7 => 'dark_down',
8 => 'dark_up',
9 => 'dark_grid',
10 => 'dark_trellis',
11 => 'light_horizontal',
12 => 'light_vertical',
13 => 'light_down',
14 => 'light_up',
15 => 'light_grid',
16 => 'light_trellis',
17 => 'gray_125',
18 => 'gray_0625',
);
if (!$format->{IgnoreFont}) {
$format_data->{size} = $format->{Font}{Height};
$format_data->{color} = $format->{Font}{Color}
unless lc($format->{Font}{Color}) eq '#ffffff'; # XXX
$format_data->{bold} = JSON::true
if $format->{Font}{Bold};
$format_data->{italic} = JSON::true
if $format->{Font}{Italic};
}
if (!$format->{IgnoreFill}) {
if ($format->{Fill}[0] != 0) {
$format_data->{pattern} = $fill{$format->{Fill}[0]};
# XXX this seems pretty wrong, but... not sure what the
# actually right way is, and this works for now
if ($format_data->{pattern} eq 'solid') {
$format_data->{bg_color} = $format->{Fill}[1];
}
else {
$format_data->{fg_color} = $format->{Fill}[1];
$format_data->{bg_color} = $format->{Fill}[2];
}
}
}
if (!$format->{IgnoreBorder}) {
$format_data->{border_color} = $format->{BdrColor};
if (grep { $_ != 0 } @{ $format->{BdrStyle} }) { # XXX
$format_data->{border} = [
map { $border{$_} } @{ $format->{BdrStyle} }
];
}
}
if (!$format->{IgnoreAlignment}) {
$format_data->{align} = $halign{$format->{AlignH}}
unless $format->{AlignH} == 0;
$format_data->{valign} = $valign{$format->{AlignV}}
unless $format->{AlignV} == 2;
$format_data->{text_wrap} = JSON::true
if $format->{Wrap};
}
if (!$format->{IgnoreNumberFormat}) {
$format_data->{num_format} = $book->{FormatStr}{$format->{FmtIdx}}
unless $book->{FormatStr}{$format->{FmtIdx}} eq 'GENERAL';
}
}
my $data = {
contents => $contents,
type => $type,
($formula ? (formula => $formula) : ()),
(keys %$format_data ? (format => $format_data) : ()),
};
return $data;
}
no Moose::Role;
1;
|
