33 lines
1.0 KiB
Perl
33 lines
1.0 KiB
Perl
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# usage: perl SheetJSDuk.pl path/to/file
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use JavaScript::Duktape::XS;
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use File::Slurp;
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use MIME::Base64 qw( encode_base64 decode_base64 );
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# Initialize
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my $js = JavaScript::Duktape::XS->new({ max_memory_bytes => 256 * 1024 * 1024 });
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$js->eval("var global = (function(){ return this; }).call(null);");
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# Load the ExtendScript build
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my $src = read_file('xlsx.extendscript.js', { binmode => ':raw' });
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$src =~ s/^\xEF\xBB\xBF//;
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my $XLSX = $js->eval($src);
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# Print version number
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$js->set('log' => sub { print $_[0], "\n"; });
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$js->eval("log('SheetJS library version ' + XLSX.version);");
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# Parse File
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my $raw_data = encode_base64(read_file($ARGV[0], { binmode => ':raw' }), "");
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$js->set("b64", $raw_data);
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$js->eval(qq{
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global.wb = XLSX.read(b64, {type: "base64", WTF:1});
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global.ws = wb.Sheets[wb.SheetNames[0]];
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void 0;
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});
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# Print first worksheet CSV
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$js->eval('log(XLSX.utils.sheet_to_csv(global.ws))');
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# Write XLSB file
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my $xlsb = $js->eval("XLSX.write(global.wb, {type:'base64', bookType:'xlsb'})");
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write_file("SheetJSDuk.xlsb", decode_base64($xlsb));
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