59 lines
1.8 KiB
Perl
59 lines
1.8 KiB
Perl
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#!/usr/bin/env perl
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# SheetJE.pl (c) SheetJS LLC -- https://sheetjs.com
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use JE;
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use File::Slurp;
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use MIME::Base64 qw( encode_base64 );
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## Initialize
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say STDERR "Initializing Engine";
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my $je = new JE;
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$je->eval("var global = (function(){ return this; }).call(null);");
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$je->eval(<<'EOF');
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Number.prototype.charCodeAt = function(n) { return this + 48; };
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var string = ""; for(var i = 0; i < 256; ++i) string += String.fromCharCode(i);
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String.prototype.charCodeAt = function(n) {
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var result = string.indexOf(this.charAt(n));
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if(result == -1) throw this.charAt(n);
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return result;
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};
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String.prototype.old_match = String.prototype.match;
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String.prototype.match = function(p) {
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var result = this.old_match(p);
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return (Array.isArray(result) && result.length == 0) ? null : result;
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};
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EOF
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## Load SheetJS source
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say STDERR "Loading SheetJS Library";
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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 = $je->eval($src);
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## Set up conversion method
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$je->eval(<<'EOF');
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function sheetjsparse(data) { try {
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return XLSX.read(String(data), {type: "base64", WTF:1});
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} catch(e) { return String(e); } }
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function sheetjscsv(wb) { try {
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var ws = wb.Sheets[wb.SheetNames[0]];
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return XLSX.utils.sheet_to_csv(ws);
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} catch(e) { return String(e); } }
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function sheetjswrite(wb) { try {
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return XLSX.write(wb, { WTF:1, bookType: "fods", type: "string" });
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} catch(e) { return String(e); } }
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EOF
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## Read file
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say STDERR "Parsing " . $ARGV[0];
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my $raw_data = encode_base64(read_file($ARGV[0], { binmode => ':raw' }), "");
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$workbook = $je->method(sheetjsparse => $raw_data);
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## Convert to CSV
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say STDERR "Converting to CSV";
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my $csv_data = $je->method(sheetjscsv => $workbook);
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print $csv_data;
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## Write to SheetJE.fods
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say STDERR "Writing to SheetJE.fods";
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my $fods = $je->method(sheetjswrite => $workbook);
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write_file("SheetJE.fods", $fods);
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