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Read.pm
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#!/usr/bin/perl
package Spreadsheet::Read;
=head1 NAME
Spreadsheet::Read - Read the data from a spreadsheet
=head1 SYNOPSIS
use Spreadsheet::Read;
my $book = ReadData ("test.csv", sep => ";");
my $book = ReadData ("test.sxc");
my $book = ReadData ("test.ods");
my $book = ReadData ("test.xls");
my $book = ReadData ("test.xlsx");
my $book = ReadData ("test.xlsm");
my $book = ReadData ("test.gnumeric");
my $book = ReadData ($fh, parser => "xls");
Spreadsheet::Read::add ($book, "sheet.csv");
my $sheet = $book->[1]; # first datasheet
my $cell = $book->[1]{A3}; # content of field A3 of sheet 1
my $cell = $book->[1]{cell}[1][3]; # same, unformatted
# OO API
my $book = Spreadsheet::Read->new ("file.csv");
my $sheet = $book->sheet (1);
my $cell = $sheet->cell ("A3");
my $cell = $sheet->cell (1, 3);
$book->add ("test.xls");
=cut
use 5.008001;
use strict;
use warnings;
our $VERSION = "0.94";
sub Version { $VERSION }
use Carp;
use Exporter;
our @ISA = qw( Exporter );
our @EXPORT = qw( ReadData cell2cr cr2cell );
our @EXPORT_OK = qw( parses rows cellrow row add );
use Encode qw( decode );
use List::Util qw( min max );
use File::Temp qw( );
use Data::Dumper;
my @parsers = (
[ csv => "Text::CSV_XS", "0.71" ],
[ csv => "Text::CSV_PP", "1.17" ],
[ csv => "Text::CSV", "1.17" ],
[ ods => "Spreadsheet::ParseODS", "0.26" ],
[ ods => "Spreadsheet::ReadSXC", "0.26" ],
[ sxc => "Spreadsheet::ParseODS", "0.26" ],
[ sxc => "Spreadsheet::ReadSXC", "0.26" ],
[ sxc => "Spreadsheet::ReadSXC__BAD", "0.26" ], # For testing
[ xls => "Spreadsheet::ParseExcel", "0.34" ],
[ xlsx => "Spreadsheet::ParseXLSX", "0.24" ],
[ xlsm => "Spreadsheet::ParseXLSX", "0.24" ],
[ xlsx => "Spreadsheet::XLSX", "0.13" ],
[ xlsx => "Excel::ValueReader::XLSX", "1.13" ],
# [ prl => "Spreadsheet::Perl", "" ],
[ sc => "Spreadsheet::Read", "0.01" ],
[ gnumeric => "Spreadsheet::ReadGnumeric", "0.2" ],
[ zzz1 => "Z10::Just::For::Testing", "1.23" ],
[ zzz2 => "Z20::Just::For::Testing", "" ],
[ zzz3 => "Z30::Just::For::Testing", "1.00" ],
# Helper modules
[ ios => "IO::Scalar", "" ],
[ dmp => "Data::Peek", "" ],
);
my %can = ( supports => { map { $_->[1] => $_->[2] } @parsers });
foreach my $p (@parsers) {
my $format = $p->[0];
$can{$format} and next;
$can{$format} = "";
my $preset = $ENV{"SPREADSHEET_READ_\U$format"} or next;
my $min_version = $can{supports}{$preset};
unless ($min_version) {
# Catch weirdness like $SPREADSHEET_READ_XLSX = "DBD::Oracle"
$can{$format} = "!$preset is not supported for the $format format";
next;
}
if (eval "local \$_; require $preset" and not $@) {
# forcing a parser should still check the version
my $ok;
my $has = $preset->VERSION;
$has =~ s/_[0-9]+$//; # Remove beta-part
if ($min_version =~ m/^v([0-9.]+)/) { # clumsy versions
my @min = split m/\./ => $1;
$has =~ s/^v//;
my @has = split m/\./ => $has;
$ok = (($has[0] * 1000 + $has[1]) * 1000 + $has[2]) >=
(($min[0] * 1000 + $min[1]) * 1000 + $min[2]);
}
else { # normal versions
$ok = $has >= $min_version;
}
$ok or $preset = "!$preset";
}
else {
$preset = "!$preset";
}
$can{$format} = $preset;
}
delete $can{supports};
foreach my $p (@parsers) {
my ($flag, $mod, $vsn) = @$p;
$can{$flag} and next;
eval "require $mod; \$vsn and ${mod}->VERSION (\$vsn); \$can{\$flag} = '$mod'" and next;
$p->[0] = "! Cannot use $mod version $vsn: $@";
$can{$flag} = $@ =~ m/need to install|can(?:not|'t) locate/i
? 0 # Not found
: ""; # Too old
}
$can{sc} = __PACKAGE__; # SquirrelCalc is built-in
# Define ->get_active_sheet if not defined (yet)
sub _def_gas {
for ([ 0.61, $Spreadsheet::ParseExcel::VERSION, *Spreadsheet::ParseExcel::Workbook::get_active_sheet ],
[ 0.25, $Spreadsheet::ParseODS::VERSION, *Spreadsheet::ParseODS::Workbook::get_active_sheet ],
[ 9.99, $Excel::ValueReader::XLSX::VERSION, *Excel::ValueReader::XLSX::get_active_sheet ],
) {
my ($mv, $v, $cb) = @$_;
defined $v && $v < $mv or next;
defined $cb && defined *{$cb}{CODE} and next;
*{$cb} = sub { undef };
}
} # _def_gas
my $debug = 0;
my %def_opts = (
rc => 1,
cells => 1,
attr => 0,
clip => undef, # $opt{cells};
strip => 0,
pivot => 0,
dtfmt => "yyyy-mm-dd", # Format 14
debug => 0,
passwd => undef,
parser => undef,
sep => undef,
quote => undef,
label => undef,
merge => 0,
);
my @def_attr = (
type => "text",
fgcolor => undef,
bgcolor => undef,
font => undef,
size => undef,
format => undef,
halign => "left",
valign => "top",
bold => 0,
italic => 0,
uline => 0,
wrap => 0,
merged => 0,
hidden => 0,
locked => 0,
enc => "utf-8", # $ENV{LC_ALL} // $ENV{LANG} // ...
formula => undef,
);
# Helper functions
sub _dump {
my ($label, $ref) = @_;
if ($can{dmp}) {
print STDERR Data::Peek::DDumper ({ $label => $ref });
}
else {
print STDERR Data::Dumper->Dump ([$ref], [$label]);
}
my @c = caller (1);
print STDERR "<<- $c[1]:$c[2]|$c[3]\n";
} # _dump
sub _parser {
my $type = shift or return "";
if ($type =~ m/::/ and my @p = grep { $_->[1] eq $type } @parsers) {
my $format = $p[0][0];
$ENV{"SPREADSHEET_READ_\U$format"} = $type;
eval "local \$_; require $type";
$@ and croak ("Forced backend $type for $format fails to load:\n$@");
$can{$format} = $type;
$type = $format;
}
$type = lc $type;
my $ods = $can{ods} ? "ods" : "sxc";
# Aliases and fullnames
$type eq "excel" and return "xls";
$type eq "excel2007" and return "xlsx";
$type eq "xlsm" and return "xlsx";
$type eq "oo" and return $ods;
# $type eq "sxc" and return $ods;
$type eq "openoffice" and return $ods;
$type eq "libreoffice" and return $ods;
$type eq "perl" and return "prl";
$type eq "scalc" and return "sc";
$type eq "squirrelcalc" and return "sc";
return exists $can{$type} ? $type : "";
} # _parser
sub new {
my $class = shift;
my $r = ReadData (@_);
unless ($r) {
@_ and return; # new with arguments failed to open resource
$r = [{
parsers => [],
error => undef,
sheets => 0,
sheet => { },
}];
}
bless $r => $class;
} # new
sub parsers {
ref $_[0] eq __PACKAGE__ and shift;
my @c;
for (sort { $a->[0] cmp $b->[0] || $a->[1] cmp $b->[1] }
grep { $_->[0] !~ m{^(?:dmp|ios|!.*)$} }
@parsers) {
my ($typ, $mod, $min) = @$_;
eval "local \$_; require $mod";
my $vsn = $@ ? "-" : eval { $mod->VERSION };
push @c => {
ext => $typ,
mod => $mod,
min => $min,
vsn => $vsn,
def => $can{$typ} eq $mod ? "*" : "",
};
}
@c;
} # parsers
# Spreadsheet::Read::parses ("csv") or die "Cannot parse CSV"
sub parses {
ref $_[0] eq __PACKAGE__ and shift;
my $type = shift or
return sort grep { !m/^(?:dmp|ios)/ && $can{$_} !~ m{^!} }
keys %can;
$type = _parser ($type) or return 0;
if ($can{$type} =~ m/^!\s*(.*)/) {
$@ = $1;
return 0;
}
return $can{$type} || 0;
} # parses
sub sheets {
my $ctrl = shift->[0];
wantarray or return $ctrl->{sheets};
my $s = $ctrl->{sheet} or return (); # No labels defined
sort { $s->{$a} <=> $s->{$b} } keys %$s;
} # sheets
# col2label (4) => "D"
sub col2label {
ref $_[0] eq __PACKAGE__ and shift;
my $c = shift;
defined $c && $c > 0 or return "";
my $cell = "";
while ($c) {
use integer;
substr $cell, 0, 0, chr (--$c % 26 + ord "A");
$c /= 26;
}
$cell;
} # col2label
# label2col ("D") => 4
sub label2col {
ref $_[0] eq __PACKAGE__ and shift;
my $l = shift or return;
$l =~ m/^[0-9]+$/ and return $l + 0;
$l =~ m/^[A-Za-z]+$/ or return;
$l = uc $l;
my $c = 0;
while ($l =~ s/^([A-Z])//) {
$c = 26 * $c + 1 + ord ($1) - ord ("A");
}
return $c;
} # label2col
# cr2cell (4, 18) => "D18"
# No prototype to allow 'cr2cell (@rowcol)'
sub cr2cell {
ref $_[0] eq __PACKAGE__ and shift;
my ($c, $r) = @_;
defined $c && defined $r && $c > 0 && $r > 0 or return "";
col2label ($c) . $r;
} # cr2cell
# cell2cr ("D18") => (4, 18)
sub cell2cr {
ref $_[0] eq __PACKAGE__ and shift;
my ($cc, $r) = (uc ($_[0]||"") =~ m/^([A-Z-z]+)([0-9]+)$/) or return (0, 0);
(label2col ($cc), $r);
} # cell2cr
# my @row = cellrow ($book->[1], 1);
# my @row = $book->cellrow (1, 1);
sub cellrow {
my $sheet = ref $_[0] eq __PACKAGE__ ? (shift)->[shift] : shift or return;
ref $sheet eq "HASH" && exists $sheet->{cell} or return;
exists $sheet->{maxcol} && exists $sheet->{maxrow} or return;
my $row = shift or return;
$row > 0 && $row <= $sheet->{maxrow} or return;
my $s = $sheet->{cell};
map { $s->[$_][$row] } 1..$sheet->{maxcol};
} # cellrow
# my @row = row ($book->[1], 1);
# my @row = $book->row (1, 1);
sub row {
my $sheet = ref $_[0] eq __PACKAGE__ ? (shift)->[shift] : shift or return;
ref $sheet eq "HASH" && exists $sheet->{cell} or return;
exists $sheet->{maxcol} && exists $sheet->{maxrow} or return;
my $row = shift or return;
$row > 0 && $row <= $sheet->{maxrow} or return;
map { $sheet->{cr2cell ($_, $row)} } 1..$sheet->{maxcol};
} # row
# Convert {cell}'s [column][row] to a [row][column] list
# my @rows = rows ($book->[1]);
sub rows {
my $sheet = ref $_[0] eq __PACKAGE__ ? (shift)->[shift] : shift or return;
ref $sheet eq "HASH" && exists $sheet->{cell} or return;
exists $sheet->{maxcol} && exists $sheet->{maxrow} or return;
my $s = $sheet->{cell};
map {
my $r = $_;
[ map { $s->[$_][$r] } 1..$sheet->{maxcol} ];
} 1..$sheet->{maxrow};
} # rows
sub sheet {
my ($book, $sheet) = @_;
$book && $sheet or return;
my $class = "Spreadsheet::Read::Sheet";
$sheet =~ m/^[0-9]+$/ && $sheet >= 1 && $sheet <= $book->[0]{sheets} and
return bless $book->[$sheet] => $class;
exists $book->[0]{sheet}{$sheet} and
return bless $book->[$book->[0]{sheet}{$sheet}] => $class;
foreach my $idx (1 .. $book->[0]{sheets}) {
$book->[$idx]{label} eq $sheet and
return bless $book->[$idx] => $class;
}
return;
} # sheet
# If option "clip" is set, remove the trailing rows and
# columns in each sheet that contain no visible data
sub _clipsheets {
my ($opt, $ref) = @_;
unless ($ref->[0]{sheets}) {
$ref->{sheet} ||= {};
return $ref;
}
my ($rc, $cl) = ($opt->{rc}, $opt->{cells});
my ($oc, $os, $oa) = ($opt->{clip}, $opt->{strip}, $opt->{attr});
# Strip leading/trailing spaces
if ($os || $oc) {
foreach my $sheet (1 .. $ref->[0]{sheets}) {
$ref->[$sheet]{indx} = $sheet;
my $ss = $ref->[$sheet];
$ss->{maxrow} && $ss->{maxcol} or next;
my ($mc, $mr) = (0, 0);
foreach my $row (1 .. $ss->{maxrow}) {
foreach my $col (1 .. $ss->{maxcol}) {
if ($rc) {
defined $ss->{cell}[$col][$row] or next;
$os & 2 and $ss->{cell}[$col][$row] =~ s/\s+$//;
$os & 1 and $ss->{cell}[$col][$row] =~ s/^\s+//;
if (length $ss->{cell}[$col][$row]) {
$col > $mc and $mc = $col;
$row > $mr and $mr = $row;
}
}
if ($cl) {
my $cell = cr2cell ($col, $row);
defined $ss->{$cell} or next;
$os & 2 and $ss->{$cell} =~ s/\s+$//;
$os & 1 and $ss->{$cell} =~ s/^\s+//;
if (length $ss->{$cell}) {
$col > $mc and $mc = $col;
$row > $mr and $mr = $row;
}
}
}
}
$oc && ($mc < $ss->{maxcol} || $mr < $ss->{maxrow}) or next;
# Remove trailing empty columns
foreach my $col (($mc + 1) .. $ss->{maxcol}) {
$rc and undef $ss->{cell}[$col];
$oa and undef $ss->{attr}[$col];
$cl or next;
my $c = col2label ($col);
delete $ss->{"$c$_"} for 1 .. $ss->{maxrow};
}
# Remove trailing empty rows
foreach my $row (($mr + 1) .. $ss->{maxrow}) {
foreach my $col (1 .. $mc) {
$cl and delete $ss->{cr2cell ($col, $row)};
$rc and undef $ss->{cell} [$col][$row];
$oa and undef $ss->{attr} [$col][$row];
}
}
($ss->{maxrow}, $ss->{maxcol}) = ($mr, $mc);
}
}
if ($opt->{pivot}) {
foreach my $sheet (1 .. $ref->[0]{sheets}) {
my $ss = $ref->[$sheet];
$ss->{maxrow} || $ss->{maxcol} or next;
my $mx = $ss->{maxrow} > $ss->{maxcol} ? $ss->{maxrow} : $ss->{maxcol};
foreach my $row (2 .. $mx) {
foreach my $col (1 .. ($row - 1)) {
$opt->{rc} and
($ss->{cell}[$col][$row], $ss->{cell}[$row][$col]) =
($ss->{cell}[$row][$col], $ss->{cell}[$col][$row]);
$opt->{cells} and
($ss->{cr2cell ($col, $row)}, $ss->{cr2cell ($row, $col)}) =
($ss->{cr2cell ($row, $col)}, $ss->{cr2cell ($col, $row)});
}
}
($ss->{maxcol}, $ss->{maxrow}) = ($ss->{maxrow}, $ss->{maxcol});
}
}
$ref;
} # _clipsheets
# Convert a single color (index) to a color
sub _xls_color {
my $clr = shift;
defined $clr or return undef;
$clr eq "#000000" and return undef;
$clr =~ m/^#[0-9a-fA-F]+$/ and return lc $clr;
$clr == 0 || $clr == 32767 and return undef; # Default fg color
return "#" . lc Spreadsheet::ParseExcel->ColorIdxToRGB ($clr);
} # _xls_color
# Convert a fill [ $pattern, $front_color, $back_color ] to a single background
sub _xls_fill {
my ($p, $fg, $bg) = @_;
defined $p or return undef;
$p == 32767 and return undef; # Default fg color
$p == 0 && !defined $bg and return undef; # No fill bg color
$p == 1 and return _xls_color ($fg);
$bg < 8 || $bg > 63 and return undef; # see Workbook.pm#106
return _xls_color ($bg);
} # _xls_fill
sub _missing_parser {
my ($type, $suggest) = (shift, "");
foreach my $p (@parsers) {
$p->[0] eq lc $type or next;
$suggest = "\nPlease install $p->[1]";
}
"No parser for $type found$suggest\n";
} # _missing_parser
sub _txt_is_xml {
# Return true if $txt is gzipped or contains XML. If we are also passed
# $ns_uri_of_interest, $txt must contain it in the first 1000 or so
# characters (but we try to search quickly rather than precisely).
my ($txt, $ns_uri_of_interest) = @_;
ref $txt and return; # Can't tell (unless we assume the stream is seekable).
if ($txt =~ m/\A\037\213/) {
# Literal gzipped string (/usr/share/misc/magic). [this is a hack that
# works only because Gnumeric is the only format that uses gzip. --
# rgr, 13-Jan-2023]
return 1;
}
if ($txt =~ m/\A<\?xml/) {
$ns_uri_of_interest or return 1;
$ns_uri_of_interest =~ s/([^\w\d])/\\$1/g;
my $prefix = length ($txt) > 10000 ? substr $txt, 0, 1000 : $txt;
return $prefix =~ m/xmlns:\w+=.$ns_uri_of_interest/;
}
$txt =~ m/\n/ and return; # safeguard for older perl versions
open my $in, "<", $txt or return;
read $in, my $block, 1000 or return;
return _txt_is_xml ($block, $ns_uri_of_interest);
} # _txt_is_xml
sub ReadData {
my $txt = shift or return;
my %opt;
if (@_) {
if (ref $_[0] eq "HASH") { %opt = %{shift @_} }
elsif (@_ % 2 == 0) { %opt = @_ }
}
# Aliasses
exists $opt{transpose} && !exists $opt{pivot} and $opt{pivot} = delete $opt{transpose};
exists $opt{trim} && !exists $opt{strip} and $opt{strip} = delete $opt{trim};
exists $opt{rc} or $opt{rc} = $def_opts{rc};
exists $opt{cells} or $opt{cells} = $def_opts{cells};
exists $opt{attr} or $opt{attr} = $def_opts{attr};
exists $opt{clip} or $opt{clip} = $opt{cells};
exists $opt{strip} or $opt{strip} = $def_opts{strip};
exists $opt{dtfmt} or $opt{dtfmt} = $def_opts{dtfmt};
exists $opt{merge} or $opt{merge} = $def_opts{merge};
# $debug = $opt{debug} || 0;
$debug = defined $opt{debug} ? $opt{debug} : $def_opts{debug};
$debug > 4 and _dump (Options => \%opt);
my %parser_opts = map { $_ => $opt{$_} }
grep { !exists $def_opts{$_} }
keys %opt;
my $_parser = _parser ($opt{parser});
my $io_ref = ref ($txt) =~ m/GLOB|IO/ ? $txt : undef;
my $io_fil = $io_ref ? 0 : $txt =~ m/\0/ ? 0
: do { no warnings "newline"; -f $txt };
my $io_txt = $io_ref || $io_fil ? 0 : 1;
$io_fil && ! -s $txt and do { $@ = "$txt is empty"; return };
$io_ref && eof $txt and do { $@ = "Empty stream"; return };
if ($opt{parser} ? $_parser eq "csv" : ($io_fil && $txt =~ m/\.(csv)$/i)) {
$can{csv} or croak _missing_parser ("CSV");
my $label = defined $opt{label} ? $opt{label} : $io_fil ? $txt : "IO";
$debug and print STDERR "Opening CSV $label using $can{csv}-", $can{csv}->VERSION, "\n";
my @data = (
{ type => "csv",
parser => $can{csv},
version => $can{csv}->VERSION,
parsers => [ {
type => "csv",
parser => $can{csv},
version => $can{csv}->VERSION,
}],
error => undef,
quote => '"',
sepchar => ',',
sheets => 1,
sheet => { $label => 1 },
},
{ parser => 0,
label => $label,
maxrow => 0,
maxcol => 0,
cell => [],
attr => [],
merged => [],
active => 1,
hidden => 0,
},
);
my ($sep, $quo, $in) = (",", '"');
defined $opt{sep} and $sep = $opt{sep};
defined $opt{quote} and $quo = $opt{quote};
$debug > 8 and _dump (debug => {
data => \@data, txt => $txt, io_ref => $io_ref, io_fil => $io_fil });
if ($io_fil) {
unless (defined $opt{quote} && defined $opt{sep}) {
open $in, "<", $txt or return;
my $l1 = <$in>;
$quo = defined $opt{quote} ? $opt{quote} : '"';
$sep = # If explicitly set, use it
defined $opt{sep} ? $opt{sep} :
# otherwise start auto-detect with quoted strings
$l1 =~ m/["0-9];["0-9;]/ ? ";" :
$l1 =~ m/["0-9],["0-9,]/ ? "," :
$l1 =~ m/["0-9]\t["0-9,]/ ? "\t" :
$l1 =~ m/["0-9]\|["0-9,]/ ? "|" :
# If neither, then for unquoted strings
$l1 =~ m/\w;[\w;]/ ? ";" :
$l1 =~ m/\w,[\w,]/ ? "," :
$l1 =~ m/\w\t[\w,]/ ? "\t" :
$l1 =~ m/\w\|[\w,]/ ? "|" :
"," ;
close $in;
}
open $in, "<", $txt or return;
}
elsif ($io_ref) {
$in = $txt;
}
elsif (ref $txt eq "SCALAR") {
open $in, "<", $txt or croak "Cannot open input: $!";
}
elsif ($txt =~ m/[\r\n,;]/) {
open $in, "<", \$txt or croak "Cannot open input: $!";
}
else {
warn "Input type ", ref $txt,
" might not be supported. Please file a ticket\n";
$in = $txt; # Now pray ...
}
$debug > 1 and print STDERR "CSV sep_char '$sep', quote_char '$quo'\n";
if (!exists $parser_opts{strict_eol} and
my $ka = $data[0]{parser}->can ("known_attributes")) {
if (grep m/^strict_eol$/ => $ka->()) {
#use DP;::diag DDumper \@data;
unless ($data[0]{parser} =~ m/CSV_PP$/ && $data[0]{version} le "2.06") {
$parser_opts{strict_eol} = 1;
}
}
}
my $csv = $can{csv}->new ({
%parser_opts,
sep_char => ($data[0]{sepchar} = $sep),
quote_char => ($data[0]{quote} = $quo),
keep_meta_info => 1,
binary => 1,
auto_diag => 1,
}) or croak "Cannot create a csv ('$sep', '$quo') parser!";
while (my $row = $csv->getline ($in)) {
my @row = @$row or last;
my $r = ++$data[1]{maxrow};
@row > $data[1]{maxcol} and $data[1]{maxcol} = @row;
foreach my $c (0 .. $#row) {
my $val = $row[$c];
my $cell = cr2cell ($c + 1, $r);
$opt{rc} and $data[1]{cell}[$c + 1][$r] = $val;
$opt{cells} and $data[1]{$cell} = $val;
$opt{attr} and $data[1]{attr}[$c + 1][$r] = { @def_attr };
}
}
$parser_opts{strict_eol} and $data[1]{eolt} = $csv->eol_type;
$csv->eof () or $data[0]{error} = [ $csv->error_diag ];
close $in;
for (@{$data[1]{cell}}) {
defined or $_ = [];
}
return _clipsheets \%opt, [ @data ];
}
if ($io_txt) { # && $_parser !~ m/^xlsx?$/) {
if ( # /etc/magic: Microsoft Office Document
$txt =~ m{\A(\376\067\0\043
|\320\317\021\340\241\261\032\341
|\333\245-\0\0\0)}x
# /usr/share/misc/magic
|| $txt =~ m{\A.{2080}Microsoft Excel 5.0 Worksheet}
|| $txt =~ m{\A\x09\x04\x06\x00\x00\x00\x10\x00}
) {
$can{xls} or croak _missing_parser ("XLS");
my $tmpfile;
if ($can{ios}) { # Do not use a temp file if IO::Scalar is available
$tmpfile = \$txt;
}
else {
$tmpfile = File::Temp->new (SUFFIX => ".xls", UNLINK => 1);
binmode $tmpfile;
print $tmpfile $txt;
close $tmpfile;
}
open $io_ref, "<", $tmpfile or do { $@ = $!; return };
$io_txt = 0;
$_parser = _parser ($opt{parser} = "xls");
}
elsif ( # /usr/share/misc/magic
$txt =~ m{\APK\003\004.{4,30}(?:\[Content_Types\]\.xml|_rels/\.rels)}
) {
$can{xlsx} or croak _missing_parser ("XLSX");
my $tmpfile;
if ($can{ios}) { # Do not use a temp file if IO::Scalar is available
$tmpfile = \$txt;
}
else {
$tmpfile = File::Temp->new (SUFFIX => ".xlsx", UNLINK => 1);
binmode $tmpfile;
print $tmpfile $txt;
close $tmpfile;
}
open $io_ref, "<", $tmpfile or do { $@ = $!; return };
$io_txt = 0;
$_parser = _parser ($opt{parser} = "xlsx");
}
elsif ( # /usr/share/misc/magic
$txt =~ m{\APK\003\004.{9,30}\Qmimetypeapplication/vnd.oasis.opendocument.spreadsheet}
) {
$can{ods} or croak _missing_parser ("ODS");
my $tmpfile;
if ($can{ios}) { # Do not use a temp file if IO::Scalar is available
$tmpfile = \$txt;
}
else {
$tmpfile = File::Temp->new (SUFFIX => ".ods", UNLINK => 1);
binmode $tmpfile;
print $tmpfile $txt;
close $tmpfile;
}
open $io_ref, "<", $tmpfile or do { $@ = $!; return };
$io_txt = 0;
$_parser = _parser ($opt{parser} = "ods");
}
elsif (!$io_ref && $txt =~ m/\.xls[xm]?$/i) {
$@ = "Cannot open $txt as file";
return;
}
}
if ($opt{parser} ? $_parser =~ m/^(?:xlsx?)$/
: ($io_fil && $txt =~ m/\.(xls[xm]?)$/i &&
($_parser = _parser ($1)))) {
my $parse_type = $_parser =~ m/x$/i ? "XLSX" : "XLS";
my $parser = $can{lc $parse_type} or croak _missing_parser ($parse_type);
#$debug and print STDERR __FILE__, "#", __LINE__, " | $_parser | $parser | $parse_type\n";
$debug and print STDERR "Opening $parse_type ", $io_ref ? "<REF>" : $txt,
" using $parser-", $can{lc $parse_type}->VERSION, "\n";
$opt{passwd} and $parser_opts{Password} = $opt{passwd};
my $oBook = eval {
$io_ref
? $parse_type eq "XLSX"
? $can{xlsx} eq "Spreadsheet::XLSX"
? $parser->new ($io_ref) # Spreadsheet::XLXS ($io)
: $can{xlsx} eq "Excel::ValueReader::XLSX"
? $parser->new (xlsx => $io_ref, %parser_opts) # Excel::ValueReader::XLSX ($io / $content)
: $parser->new (%parser_opts)->parse ($io_ref) # Spreadsheet::ParseXLSX ($io)
: $parser->new (%parser_opts)->Parse ($io_ref) # Spreadsheet::ParseExcel ($io)
: $parse_type eq "XLSX"
? $can{xlsx} eq "Spreadsheet::XLSX"
? $parser->new ($txt) # Spreadsheet::XLXS ($file / $content)
: $can{xlsx} eq "Excel::ValueReader::XLSX"
? $parser->new (xlsx => $txt, %parser_opts) # Excel::ValueReader::XLSX ($file / $content)
: $parser->new (%parser_opts)->parse ($txt) # Spreadsheet::ParseXLSX ($file / $content)
: $parser->new (%parser_opts)->Parse ($txt); # Spreadsheet::ParseExcel ($file / $content)
};
unless ($oBook) {
# cleanup will fail on folders with spaces.
(my $msg = $@) =~ s/ at \S+ line \d+.*//s;
croak "$parse_type parser cannot parse data: $msg";
}
$debug > 8 and _dump (oBook => $oBook);
# WorkBook keys:
# aColor _CurSheet Format SheetCount
# ActiveSheet _CurSheet_ FormatStr _skip_chart
# Author File NotSetCell _string_contin
# BIFFVersion Flg1904 Object Version
# _buffer FmtClass PkgStr Worksheet
# CellHandler Font _previous_info
my @data = ( {
type => lc $parse_type,
parser => $can{lc $parse_type},
version => $can{lc $parse_type}->VERSION,
parsers => [{
type => lc $parse_type,
parser => $can{lc $parse_type},
version => $can{lc $parse_type}->VERSION,
}],
error => undef,
sheets => $oBook->{SheetCount} || 0,
sheet => {},
} );
# Overrule the default date format strings
my %def_fmt = (
0x0E => lc $opt{dtfmt}, # m-d-yy
0x0F => "d-mmm-yyyy", # d-mmm-yy
0x11 => "mmm-yyyy", # mmm-yy
0x16 => "yyyy-mm-dd hh:mm", # m-d-yy h:mm
);
$oBook->{FormatStr}{$_} = $def_fmt{$_} for keys %def_fmt;
my $oFmt = eval { $parse_type eq "XLSX"
? $can{xlsx} eq "Spreadsheet::XLSX"
? Spreadsheet::XLSX::Fmt2007->new
: Spreadsheet::ParseExcel::FmtDefault->new
: Spreadsheet::ParseExcel::FmtDefault->new
};
$debug > 20 and _dump ("oBook before conversion", $oBook);
if ($can{xlsx} eq "Excel::ValueReader::XLSX" and !exists $oBook->{SheetCount}) {
my @sheets = $oBook->sheet_names;
$data[0]{sheet} = { map { $sheets[$_] => $_ + 1 } 0 .. $#sheets };
$data[0]{sheets} = scalar @sheets;
foreach my $sheet_name (@sheets) {
my $grid = $oBook->values ($sheet_name);
my $sheet = {
label => $sheet_name,
minrow => 1,
mincol => 1,
indx => 1,
merged => [],
};
# Transpose to column vectors.
# The A1, B5 etc items could be added here as well.
my @c;
foreach my $r (0 .. $#$grid) {
my $row = $grid->[$r];
foreach my $c (0 .. $#$row) {
# add 1 for array base 1
my $val = $grid->[$r][$c];
my $cell = cr2cell ($c + 1, $r + 1);
$opt{rc} and $sheet->{cell}[$c + 1][$r + 1] = $val;
$opt{cells} and $sheet->{$cell} = $val;
$c[$c] = 1;
}
}
# First entry in @t is padding so number of items
# is the max index.
$sheet->{maxcol} = scalar @c;
# No padding of first entry in $grid so
# number of items is the array length.
$sheet->{maxrow} = @$grid;
push @data => $sheet;
}
#use DP;die DDumper { oBook => $oBook, oFmt => $oFmt, data => \@data, parser_type => $parse_type };
}
if ($parse_type eq "ODS" and !exists $oBook->{SheetCount}) {
my $styles = delete $oBook->{_styles};
my $sheets = delete $oBook->{_sheets};
if ($sheets && ref $sheets eq "ARRAY") {
$styles = ($styles || {})->{styles} || {};
$data[0]{sheets} = $oBook->{SheetCount} = scalar @{$sheets};
$oBook->{Worksheet} = [];
*S::R::Sheet::get_merged_areas = sub { [] };
my $x = 0;
foreach my $sh (@{$sheets}) {
push @{$oBook->{Worksheet}} => bless {
Name => $sh->{label},
Cells => [],
MinRow => $sh->{col_min},
MaxRow => $sh->{row_max},
MinCol => $sh->{col_min},
MaxCol => $sh->{row_max},
SheetHidden => $sh->{sheet_hidden} || 0,
RowHidden => $sh->{hidden_rows},
ColHidden => $sh->{hidden_cols},
_SheetNo => $x++,
} => "S::R::Sheet";
# header_cols
# header_rows
# print_areas
# sheet_hidden
# tab_color
*S::R::Cell::Value = sub { $_[0]{Raw} };
*S::R::Cell::is_merged = sub { 0 };
my $r = 0;
foreach my $row (@{$sh->{data}}) {
$#$row > $oBook->{Worksheet}[-1]{MaxCol} and
$oBook->{Worksheet}[-1]{MaxCol} = $#$row;
$oBook->{Worksheet}[-1]{Cells}[$r++] = [ map { bless {
Code => undef,
Format => $_->{format},
Formula => $_->{formula},
Hidden => undef,
Merged => undef,
# use || instead of // for now
# even though it is undesirable
Type => $_->{type} || "",
Val => $_->{value} || $_->{unformatted},
Raw => $_->{unformatted} || $_->{value},
_Style => $styles->{$_->{style} || ""}
|| $_->{style},
# hyperlink
} => "S::R::Cell" } @{$row} ];
}
--$r > $oBook->{Worksheet}[-1]{MaxRow} and
$oBook->{Worksheet}[-1]{MaxRow} = $r;
}
}
}
$debug and print STDERR "\t$data[0]{sheets} sheets\n";
_def_gas ();
my $active_sheet = $oBook->get_active_sheet
|| $oBook->{ActiveSheet}
|| $oBook->{SelectedSheet};
my $current_sheet = 0;
foreach my $oWkS (@{$oBook->{Worksheet}}) {
$debug > 8 and _dump ("oWkS", $oWkS);
$current_sheet++;
$opt{clip} and !defined $oWkS->{Cells} and next; # Skip empty sheets
my %sheet = (
parser => 0,
label => $oWkS->{Name},
maxrow => 0,
maxcol => 0,
cell => [],
attr => [],
merged => [],
active => 0,
hidden => $oWkS->{SheetHidden} || 0,
);
# $debug and $sheet{_parser} = $oWkS;
defined $sheet{label} or $sheet{label} = "-- unlabeled --";
exists $oWkS->{MinRow} and $sheet{minrow} = $oWkS->{MinRow} + 1;
exists $oWkS->{MaxRow} and $sheet{maxrow} = $oWkS->{MaxRow} + 1;
exists $oWkS->{MinCol} and $sheet{mincol} = $oWkS->{MinCol} + 1;
exists $oWkS->{MaxCol} and $sheet{maxcol} = $oWkS->{MaxCol} + 1;
$sheet{merged} = [
map { $_->[0] }
sort { $a->[1] cmp $b->[1] }
map {[ $_, pack "NNNN", @$_ ]}
map {[ map { $_ + 1 } @{$_}[1,0,3,2] ]}
@{$oWkS->get_merged_areas || []}];
my $sheet_idx = 1 + @data;
$debug and print STDERR "\tSheet $sheet_idx '$sheet{label}' $sheet{maxrow} x $sheet{maxcol}\n";
if (defined $active_sheet) {
# _SheetNo is 0-based
my $sheet_no = defined $oWkS->{_SheetNo} ? $oWkS->{_SheetNo} : $current_sheet - 1;
$sheet_no eq $active_sheet and $sheet{active} = 1;
}
# Sheet keys:
# _Book FooterMargin MinCol RightMargin
# BottomMargin FooterMergin MinRow RightMergin
# BottomMergin HCenter Name RowHeight
# Cells Header NoColor RowHidden
# ColFmtNo HeaderMargin NoOrient Scale
# ColHidden HeaderMergin NoPls SheetHidden
# ColWidth Kind Notes _SheetNo
# Copis Landscape PageFit SheetType
# DefColWidth LeftMargin PageStart SheetVersion
# DefRowHeight LeftMergin PaperSize TopMargin
# Draft LeftToRight _Pos TopMergin
# FitHeight MaxCol PrintGrid UsePage
# FitWidth MaxRow PrintHeaders VCenter
# Footer MergedArea Res VRes
if (exists $oWkS->{MinRow}) {
my $hiddenRows = $oWkS->{RowHidden} || [];
my $hiddenCols = $oWkS->{ColHidden} || [];
if ($opt{clip}) {
my ($mr, $mc) = (-1, -1);
foreach my $r ($oWkS->{MinRow} .. $sheet{maxrow}) {
foreach my $c ($oWkS->{MinCol} .. $sheet{maxcol}) {
my $oWkC = $oWkS->{Cells}[$r][$c] or next;
defined (my $val = $oWkC->{Val}) or next;
$val eq "" and next;
$r > $mr and $mr = $r;
$c > $mc and $mc = $c;
}
}
($sheet{maxrow}, $sheet{maxcol}) = ($mr + 1, $mc + 1);
}
foreach my $r ($oWkS->{MinRow} .. $sheet{maxrow}) {
foreach my $c ($oWkS->{MinCol} .. $sheet{maxcol}) {
my $oWkC = $oWkS->{Cells}[$r][$c] or next;
#defined (my $val = $oWkC->{Val}) or next;
my $val = $oWkC->{Val};
if (defined $val and my $enc = $oWkC->{Code}) {
$enc eq "ucs2" and $val = decode ("utf-16be", $val);
}
my $cell = cr2cell ($c + 1, $r + 1);
$opt{rc} and $sheet{cell}[$c + 1][$r + 1] = $val; # Original
my $fmt;
my $FmT = $oWkC->{Format};
if ($FmT) {
unless (ref $FmT) {
$fmt = $FmT;
$FmT = {};