2017-04-09 04:03:19 +00:00
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if(has_buf && typeof require != 'undefined') (function() {
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var Readable = require('stream').Readable;
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var write_csv_stream = function(sheet/*:Worksheet*/, opts/*:?Sheet2CSVOpts*/) {
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var stream = Readable();
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2017-04-16 04:32:13 +00:00
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var out = "";
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2017-04-09 04:03:19 +00:00
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var o = opts == null ? {} : opts;
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if(sheet == null || sheet["!ref"] == null) { stream.push(null); return stream; }
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var r = safe_decode_range(sheet["!ref"]);
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var FS = o.FS !== undefined ? o.FS : ",", fs = FS.charCodeAt(0);
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var RS = o.RS !== undefined ? o.RS : "\n", rs = RS.charCodeAt(0);
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var endregex = new RegExp((FS=="|" ? "\\|" : FS)+"+$");
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2017-04-16 04:32:13 +00:00
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var row = "", cols = [];
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o.dense = Array.isArray(sheet);
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for(var C = r.s.c; C <= r.e.c; ++C) cols[C] = encode_col(C);
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var R = r.s.r;
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2017-04-09 04:03:19 +00:00
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stream._read = function() {
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if(R > r.e.r) return stream.push(null);
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2017-04-16 04:32:13 +00:00
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while(R <= r.e.r) {
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row = make_csv_row(sheet, r, R, cols, fs, rs, FS, o);
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if(row == null) { ++R; continue; }
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if(o.strip) row = row.replace(endregex,"");
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stream.push(row + RS);
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++R;
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break;
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2017-04-09 04:03:19 +00:00
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}
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};
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return stream;
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};
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2017-04-16 07:31:21 +00:00
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var HTML_BEGIN = "<html><body><table>";
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var HTML_END = "</table></body></html>";
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var write_html_stream = function(sheet/*:Worksheet*/, opts) {
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var stream = Readable();
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var o/*:Array<string>*/ = [];
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var r = decode_range(sheet['!ref']), cell/*:Cell*/;
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o.dense = Array.isArray(sheet);
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stream.push(HTML_BEGIN);
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var R = r.s.r;
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var end = false;
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stream._read = function() {
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if(R > r.e.r) {
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if(!end) { end = true; stream.push(HTML_END); }
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return stream.push(null);
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}
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while(R <= r.e.r) {
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stream.push(HTML_._row(sheet, r, R, o));
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++R;
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break;
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}
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};
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return stream;
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};
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2017-04-09 04:03:19 +00:00
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XLSX.stream = {
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2017-04-16 07:31:21 +00:00
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to_html: write_html_stream,
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2017-04-09 04:03:19 +00:00
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to_csv: write_csv_stream
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};
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})();
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