192 lines
6.3 KiB
JavaScript
192 lines
6.3 KiB
JavaScript
function sheet_to_json(sheet/*:Worksheet*/, opts/*:?Sheet2JSONOpts*/){
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if(sheet == null || sheet["!ref"] == null) return [];
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var val = {t:'n',v:0}, header = 0, offset = 1, hdr/*:Array<any>*/ = [], isempty = true, v=0, vv="";
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var r = {s:{r:0,c:0},e:{r:0,c:0}};
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var o = opts != null ? opts : {};
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var raw = o.raw;
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var defval = o.defval;
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var range = o.range != null ? o.range : sheet["!ref"];
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if(o.header === 1) header = 1;
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else if(o.header === "A") header = 2;
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else if(Array.isArray(o.header)) header = 3;
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switch(typeof range) {
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case 'string': r = safe_decode_range(range); break;
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case 'number': r = safe_decode_range(sheet["!ref"]); r.s.r = range; break;
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default: r = range;
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}
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if(header > 0) offset = 0;
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var rr = encode_row(r.s.r);
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var cols = new Array(r.e.c-r.s.c+1);
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var out = new Array(r.e.r-r.s.r-offset+1);
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var outi = 0, counter = 0;
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var dense = Array.isArray(sheet);
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var R = r.s.r, C = 0, CC = 0;
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if(!sheet[R]) sheet[R] = [];
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for(C = r.s.c; C <= r.e.c; ++C) {
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cols[C] = encode_col(C);
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val = dense ? sheet[R][C] : sheet[cols[C] + rr];
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switch(header) {
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case 1: hdr[C] = C; break;
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case 2: hdr[C] = cols[C]; break;
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case 3: hdr[C] = o.header[C - r.s.c]; break;
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default:
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if(val == null) continue;
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vv = v = format_cell(val, null, o);
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counter = 0;
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for(CC = 0; CC < hdr.length; ++CC) if(hdr[CC] == vv) vv = v + "_" + (++counter);
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hdr[C] = vv;
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}
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}
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var row = (header === 1) ? [] : {};
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for (R = r.s.r + offset; R <= r.e.r; ++R) {
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rr = encode_row(R);
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isempty = true;
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if(header === 1) row = [];
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else {
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row = {};
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if(Object.defineProperty) try { Object.defineProperty(row, '__rowNum__', {value:R, enumerable:false}); } catch(e) { row.__rowNum__ = R; }
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else row.__rowNum__ = R;
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}
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if(!dense || sheet[R]) for (C = r.s.c; C <= r.e.c; ++C) {
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val = dense ? sheet[R][C] : sheet[cols[C] + rr];
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if(val === undefined || val.t === undefined) {
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if(defval === undefined) continue;
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if(hdr[C] != null) { row[hdr[C]] = defval; isempty = false; }
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continue;
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}
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v = val.v;
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switch(val.t){
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case 'z': if(v == null) break; continue;
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case 'e': continue;
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case 's': case 'd': case 'b': case 'n': break;
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default: throw new Error('unrecognized type ' + val.t);
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}
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if(hdr[C] != null) {
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if(v == null) {
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if(defval !== undefined) row[hdr[C]] = defval;
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else if(raw && v === null) row[hdr[C]] = null;
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else continue;
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} else {
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row[hdr[C]] = raw ? v : format_cell(val,v,o);
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}
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isempty = false;
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}
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}
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if((isempty === false) || (header === 1 ? o.blankrows !== false : !!o.blankrows)) out[outi++] = row;
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}
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out.length = outi;
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return out;
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}
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var qreg = /"/g;
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function make_csv_row(sheet/*:Worksheet*/, r/*:Range*/, R/*:number*/, cols/*:Array<string>*/, fs/*:number*/, rs/*:number*/, FS/*:string*/, o/*:Sheet2CSVOpts*/)/*:?string*/ {
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var isempty = true;
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var row = "", txt = "", rr = encode_row(R);
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for(var C = r.s.c; C <= r.e.c; ++C) {
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var val = o.dense ? (sheet[R]||[])[C]: sheet[cols[C] + rr];
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if(val == null) txt = "";
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else if(val.v != null) {
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isempty = false;
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txt = ''+format_cell(val, null, o);
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for(var i = 0, cc = 0; i !== txt.length; ++i) if((cc = txt.charCodeAt(i)) === fs || cc === rs || cc === 34) {
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txt = "\"" + txt.replace(qreg, '""') + "\""; break; }
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} else if(val.f != null && !val.F) {
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isempty = false;
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txt = '=' + val.f; if(txt.indexOf(",") >= 0) txt = '"' + txt.replace(qreg, '""') + '"';
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} else txt = "";
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/* NOTE: Excel CSV does not support array formulae */
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row += (C === r.s.c ? "" : FS) + txt;
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}
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if(o.blankrows === false && isempty) return null;
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return row;
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}
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function sheet_to_csv(sheet/*:Worksheet*/, opts/*:?Sheet2CSVOpts*/)/*:string*/ {
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var out = "";
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var o = opts == null ? {} : opts;
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if(sheet == null || sheet["!ref"] == null) return "";
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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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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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for(var R = r.s.r; R <= r.e.r; ++R) {
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row = make_csv_row(sheet, r, R, cols, fs, rs, FS, o);
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if(row == null) { continue; }
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if(o.strip) row = row.replace(endregex,"");
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out += row + RS;
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}
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delete o.dense;
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return out;
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}
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function sheet_to_txt(sheet/*:Worksheet*/, opts/*:?Sheet2CSVOpts*/) {
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if(!opts) opts = {}; opts.FS = "\t"; opts.RS = "\n";
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var s = sheet_to_csv(sheet, opts);
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if(typeof cptable == 'undefined') return s;
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var o = cptable.utils.encode(1200, s);
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return "\xff\xfe" + o;
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}
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function sheet_to_formulae(sheet/*:Worksheet*/)/*:Array<string>*/ {
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var y = "", x, val="";
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if(sheet == null || sheet["!ref"] == null) return [];
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var r = safe_decode_range(sheet['!ref']), rr = "", cols = [], C;
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var cmds = new Array((r.e.r-r.s.r+1)*(r.e.c-r.s.c+1));
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var i = 0;
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var dense = Array.isArray(sheet);
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for(C = r.s.c; C <= r.e.c; ++C) cols[C] = encode_col(C);
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for(var R = r.s.r; R <= r.e.r; ++R) {
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rr = encode_row(R);
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for(C = r.s.c; C <= r.e.c; ++C) {
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y = cols[C] + rr;
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x = dense ? (sheet[R]||[])[C] : sheet[y];
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val = "";
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if(x === undefined) continue;
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else if(x.F != null) {
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y = x.F;
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if(!x.f) continue;
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val = x.f;
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if(y.indexOf(":") == -1) y = y + ":" + y;
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}
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if(x.f != null) val = x.f;
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else if(x.t == 'z') continue;
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else if(x.t == 'n' && x.v != null) val = "" + x.v;
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else if(x.t == 'b') val = x.v ? "TRUE" : "FALSE";
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else if(x.w !== undefined) val = "'" + x.w;
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else if(x.v === undefined) continue;
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else if(x.t == 's') val = "'" + x.v;
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else val = ""+x.v;
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cmds[i++] = y + "=" + val;
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}
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}
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cmds.length = i;
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return cmds;
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}
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var utils = {
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encode_col: encode_col,
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encode_row: encode_row,
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encode_cell: encode_cell,
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encode_range: encode_range,
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decode_col: decode_col,
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decode_row: decode_row,
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split_cell: split_cell,
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decode_cell: decode_cell,
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decode_range: decode_range,
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format_cell: format_cell,
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get_formulae: sheet_to_formulae,
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make_csv: sheet_to_csv,
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make_json: sheet_to_json,
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make_formulae: sheet_to_formulae,
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aoa_to_sheet: aoa_to_sheet,
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table_to_sheet: parse_dom_table,
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table_to_book: table_to_book,
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sheet_to_csv: sheet_to_csv,
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sheet_to_json: sheet_to_json,
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sheet_to_formulae: sheet_to_formulae,
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sheet_to_row_object_array: sheet_to_json
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};
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