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sheetjs/bits/63_fbin.js

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/* [MS-XLS] 2.5.198.1 TODO */
function parse_ArrayParsedFormula(blob, length, opts/*::, ref*/) {
var target = blob.l + length, len = opts.biff == 2 ? 1 : 2;
var rgcb, cce = blob.read_shift(len); // length of rgce
if(cce == 0xFFFF) return [[],parsenoop(blob, length-2)];
var rgce = parse_Rgce(blob, cce, opts);
if(length !== cce + len) rgcb = parse_RgbExtra(blob, length - cce - len, rgce, opts);
blob.l = target;
return [rgce, rgcb];
}
/* [MS-XLS] 2.5.198.3 TODO */
function parse_XLSCellParsedFormula(blob, length, opts) {
var target = blob.l + length, len = opts.biff == 2 ? 1 : 2;
var rgcb, cce = blob.read_shift(len); // length of rgce
if(cce == 0xFFFF) return [[],parsenoop(blob, length-2)];
var rgce = parse_Rgce(blob, cce, opts);
if(length !== cce + len) rgcb = parse_RgbExtra(blob, length - cce - len, rgce, opts);
blob.l = target;
return [rgce, rgcb];
}
/* [MS-XLS] 2.5.198.21 */
function parse_NameParsedFormula(blob, length, opts, cce) {
var target = blob.l + length;
var rgce = parse_Rgce(blob, cce, opts);
var rgcb;
if(target !== blob.l) rgcb = parse_RgbExtra(blob, target - blob.l, rgce, opts);
return [rgce, rgcb];
}
/* [MS-XLS] 2.5.198.118 TODO */
function parse_SharedParsedFormula(blob, length, opts) {
var target = blob.l + length;
var rgcb, cce = blob.read_shift(2); // length of rgce
var rgce = parse_Rgce(blob, cce, opts);
if(cce == 0xFFFF) return [[],parsenoop(blob, length-2)];
if(length !== cce + 2) rgcb = parse_RgbExtra(blob, target - cce - 2, rgce, opts);
return [rgce, rgcb];
}
/* [MS-XLS] 2.5.133 TODO: how to emit empty strings? */
function parse_FormulaValue(blob/*::, length*/) {
var b;
if(__readUInt16LE(blob,blob.l + 6) !== 0xFFFF) return [parse_Xnum(blob),'n'];
switch(blob[blob.l]) {
case 0x00: blob.l += 8; return ["String", 's'];
case 0x01: b = blob[blob.l+2] === 0x1; blob.l += 8; return [b,'b'];
case 0x02: b = blob[blob.l+2]; blob.l += 8; return [b,'e'];
case 0x03: blob.l += 8; return ["",'s'];
}
return [];
}
function write_FormulaValue(value) {
if(value == null) {
// Blank String Value
var o = new_buf(8);
o.write_shift(1, 0x03);
o.write_shift(1, 0);
o.write_shift(2, 0);
o.write_shift(2, 0);
o.write_shift(2, 0xFFFF);
return o;
} else if(typeof value == "number") return write_Xnum(value);
return write_Xnum(0);
}
/* [MS-XLS] 2.4.127 TODO */
function parse_Formula(blob, length, opts) {
var end = blob.l + length;
var cell = parse_XLSCell(blob, 6, opts);
var val = parse_FormulaValue(blob,8);
var flags = blob.read_shift(1);
if(opts.biff != 2) {
blob.read_shift(1);
if(opts.biff >= 5) {
/*var chn = */blob.read_shift(4);
}
}
var cbf = parse_XLSCellParsedFormula(blob, end - blob.l, opts);
return {cell:cell, val:val[0], formula:cbf, shared: (flags >> 3) & 1, tt:val[1]};
}
function write_Formula(cell/*:Cell*/, R/*:number*/, C/*:number*/, opts, os/*:number*/) {
// Cell
var o1 = write_XLSCell(R, C, os);
// FormulaValue
var o2 = write_FormulaValue(cell.v);
// flags + cache
var o3 = new_buf(6);
var flags = 0x01 | 0x20;
o3.write_shift(2, flags);
o3.write_shift(4, 0);
// CellParsedFormula
var bf = new_buf(cell.bf.length);
for(var i = 0; i < cell.bf.length; ++i) bf[i] = cell.bf[i];
var out = bconcat([o1, o2, o3, bf]);
return out;
}
/* XLSB Parsed Formula records have the same shape */
function parse_XLSBParsedFormula(data, length, opts) {
var cce = data.read_shift(4);
var rgce = parse_Rgce(data, cce, opts);
var cb = data.read_shift(4);
var rgcb = cb > 0 ? parse_RgbExtra(data, cb, rgce, opts) : null;
return [rgce, rgcb];
}
/* [MS-XLSB] 2.5.97.1 ArrayParsedFormula */
var parse_XLSBArrayParsedFormula = parse_XLSBParsedFormula;
/* [MS-XLSB] 2.5.97.4 CellParsedFormula */
var parse_XLSBCellParsedFormula = parse_XLSBParsedFormula;
/* [MS-XLSB] 2.5.97.8 DVParsedFormula */
//var parse_XLSBDVParsedFormula = parse_XLSBParsedFormula;
/* [MS-XLSB] 2.5.97.9 FRTParsedFormula */
//var parse_XLSBFRTParsedFormula = parse_XLSBParsedFormula2;
/* [MS-XLSB] 2.5.97.12 NameParsedFormula */
var parse_XLSBNameParsedFormula = parse_XLSBParsedFormula;
/* [MS-XLSB] 2.5.97.98 SharedParsedFormula */
var parse_XLSBSharedParsedFormula = parse_XLSBParsedFormula;
/* Writes a PtgNum or PtgInt */
function write_XLSBFormulaNum(val/*:number*/) {
if((val | 0) == val && val < Math.pow(2,16) && val >= 0) {
var oint = new_buf(11);
oint.write_shift(4, 3);
oint.write_shift(1, 0x1e);
oint.write_shift(2, val);
oint.write_shift(4, 0);
return oint;
}
var num = new_buf(17);
num.write_shift(4, 11);
num.write_shift(1, 0x1f);
num.write_shift(8, val);
num.write_shift(4, 0);
return num;
}
/* Writes a PtgErr */
function write_XLSBFormulaErr(val/*:number*/) {
var oint = new_buf(10);
oint.write_shift(4, 2);
oint.write_shift(1, 0x1C);
oint.write_shift(1, val);
oint.write_shift(4, 0);
return oint;
}
/* Writes a PtgBool */
function write_XLSBFormulaBool(val/*:boolean*/) {
var oint = new_buf(10);
oint.write_shift(4, 2);
oint.write_shift(1, 0x1D);
oint.write_shift(1, val?1:0);
oint.write_shift(4, 0);
return oint;
}
/* Writes a PtgStr */
function write_XLSBFormulaStr(val/*:string*/) {
var preamble = new_buf(7);
preamble.write_shift(4, 3 + 2 * val.length);
preamble.write_shift(1, 0x17);
preamble.write_shift(2, val.length);
var body = new_buf(2 * val.length);
body.write_shift(2 * val.length, val, "utf16le");
var postamble = new_buf(4);
postamble.write_shift(4, 0);
return bconcat([preamble, body, postamble]);
}
/* Writes a PtgRef */
function write_XLSBFormulaRef(str) {
var cell = decode_cell(str);
var out = new_buf(15);
out.write_shift(4, 7);
out.write_shift(1, 0x04 | ((1)<<5));
out.write_shift(4, cell.r);
out.write_shift(2, cell.c | ((str.charAt(0) == "$" ? 0 : 1)<<14) | ((str.match(/\$\d/) ? 0 : 1)<<15)); // <== ColRelShort
out.write_shift(4, 0);
return out;
}
/* Writes a PtgRef3d */
function write_XLSBFormulaRef3D(str, wb) {
var lastbang = str.lastIndexOf("!");
var sname = str.slice(0, lastbang);
str = str.slice(lastbang+1);
var cell = decode_cell(str);
if(sname.charAt(0) == "'") sname = sname.slice(1, -1).replace(/''/g, "'");
var out = new_buf(17);
out.write_shift(4, 9);
out.write_shift(1, 0x1A | ((1)<<5));
out.write_shift(2, 2 + wb.SheetNames.map(function(n) { return n.toLowerCase(); }).indexOf(sname.toLowerCase()));
out.write_shift(4, cell.r);
out.write_shift(2, cell.c | ((str.charAt(0) == "$" ? 0 : 1)<<14) | ((str.match(/\$\d/) ? 0 : 1)<<15)); // <== ColRelShort
out.write_shift(4, 0);
return out;
}
/* Writes a PtgRefErr3d */
function write_XLSBFormulaRefErr3D(str, wb) {
var lastbang = str.lastIndexOf("!");
var sname = str.slice(0, lastbang);
str = str.slice(lastbang+1);
if(sname.charAt(0) == "'") sname = sname.slice(1, -1).replace(/''/g, "'");
var out = new_buf(17);
out.write_shift(4, 9);
out.write_shift(1, 0x1C | ((1)<<5));
out.write_shift(2, 2 + wb.SheetNames.map(function(n) { return n.toLowerCase(); }).indexOf(sname.toLowerCase()));
out.write_shift(4, 0);
out.write_shift(2, 0); // <== ColRelShort
out.write_shift(4, 0);
return out;
}
/* Writes a single sheet range [PtgRef PtgRef PtgRange] */
function write_XLSBFormulaRange(_str) {
var parts = _str.split(":"), str = parts[0];
var out = new_buf(23);
out.write_shift(4, 15);
/* start cell */
str = parts[0]; var cell = decode_cell(str);
out.write_shift(1, 0x04 | ((1)<<5));
out.write_shift(4, cell.r);
out.write_shift(2, cell.c | ((str.charAt(0) == "$" ? 0 : 1)<<14) | ((str.match(/\$\d/) ? 0 : 1)<<15)); // <== ColRelShort
out.write_shift(4, 0);
/* end cell */
str = parts[1]; cell = decode_cell(str);
out.write_shift(1, 0x04 | ((1)<<5));
out.write_shift(4, cell.r);
out.write_shift(2, cell.c | ((str.charAt(0) == "$" ? 0 : 1)<<14) | ((str.match(/\$\d/) ? 0 : 1)<<15)); // <== ColRelShort
out.write_shift(4, 0);
/* PtgRange */
out.write_shift(1, 0x11);
out.write_shift(4, 0);
return out;
}
/* Writes a range with explicit sheet name [PtgRef3D PtgRef3D PtgRange] */
function write_XLSBFormulaRangeWS(_str, wb) {
var lastbang = _str.lastIndexOf("!");
var sname = _str.slice(0, lastbang);
_str = _str.slice(lastbang+1);
if(sname.charAt(0) == "'") sname = sname.slice(1, -1).replace(/''/g, "'");
var parts = _str.split(":");
var out = new_buf(27);
out.write_shift(4, 19);
/* start cell */
var str = parts[0], cell = decode_cell(str);
out.write_shift(1, 0x1A | ((1)<<5));
out.write_shift(2, 2 + wb.SheetNames.map(function(n) { return n.toLowerCase(); }).indexOf(sname.toLowerCase()));
out.write_shift(4, cell.r);
out.write_shift(2, cell.c | ((str.charAt(0) == "$" ? 0 : 1)<<14) | ((str.match(/\$\d/) ? 0 : 1)<<15)); // <== ColRelShort
/* end cell */
str = parts[1]; cell = decode_cell(str);
out.write_shift(1, 0x1A | ((1)<<5));
out.write_shift(2, 2 + wb.SheetNames.map(function(n) { return n.toLowerCase(); }).indexOf(sname.toLowerCase()));
out.write_shift(4, cell.r);
out.write_shift(2, cell.c | ((str.charAt(0) == "$" ? 0 : 1)<<14) | ((str.match(/\$\d/) ? 0 : 1)<<15)); // <== ColRelShort
/* PtgRange */
out.write_shift(1, 0x11);
out.write_shift(4, 0);
return out;
}
/* Writes a range with explicit sheet name [PtgArea3d] */
function write_XLSBFormulaArea3D(_str, wb) {
var lastbang = _str.lastIndexOf("!");
var sname = _str.slice(0, lastbang);
_str = _str.slice(lastbang+1);
if(sname.charAt(0) == "'") sname = sname.slice(1, -1).replace(/''/g, "'");
var range = decode_range(_str);
var out = new_buf(23);
out.write_shift(4, 15);
out.write_shift(1, 0x1B | ((1)<<5));
out.write_shift(2, 2 + wb.SheetNames.map(function(n) { return n.toLowerCase(); }).indexOf(sname.toLowerCase()));
out.write_shift(4, range.s.r);
out.write_shift(4, range.e.r);
out.write_shift(2, range.s.c);
out.write_shift(2, range.e.c);
out.write_shift(4, 0);
return out;
}
/* General Formula */
function write_XLSBFormula(val/*:string|number*/, wb) {
if(typeof val == "number") return write_XLSBFormulaNum(val);
if(typeof val == "boolean") return write_XLSBFormulaBool(val);
if(/^#(DIV\/0!|GETTING_DATA|N\/A|NAME\?|NULL!|NUM!|REF!|VALUE!)$/.test(val)) return write_XLSBFormulaErr(+RBErr[val]);
if(val.match(/^\$?(?:[A-W][A-Z]{2}|X[A-E][A-Z]|XF[A-D]|[A-Z]{1,2})\$?(?:10[0-3]\d{4}|104[0-7]\d{3}|1048[0-4]\d{2}|10485[0-6]\d|104857[0-6]|[1-9]\d{0,5})$/)) return write_XLSBFormulaRef(val);
if(val.match(/^\$?(?:[A-W][A-Z]{2}|X[A-E][A-Z]|XF[A-D]|[A-Z]{1,2})\$?(?:10[0-3]\d{4}|104[0-7]\d{3}|1048[0-4]\d{2}|10485[0-6]\d|104857[0-6]|[1-9]\d{0,5}):\$?(?:[A-W][A-Z]{2}|X[A-E][A-Z]|XF[A-D]|[A-Z]{1,2})\$?(?:10[0-3]\d{4}|104[0-7]\d{3}|1048[0-4]\d{2}|10485[0-6]\d|104857[0-6]|[1-9]\d{0,5})$/)) return write_XLSBFormulaRange(val);
if(val.match(/^#REF!\$?(?:[A-W][A-Z]{2}|X[A-E][A-Z]|XF[A-D]|[A-Z]{1,2})\$?(?:10[0-3]\d{4}|104[0-7]\d{3}|1048[0-4]\d{2}|10485[0-6]\d|104857[0-6]|[1-9]\d{0,5}):\$?(?:[A-W][A-Z]{2}|X[A-E][A-Z]|XF[A-D]|[A-Z]{1,2})\$?(?:10[0-3]\d{4}|104[0-7]\d{3}|1048[0-4]\d{2}|10485[0-6]\d|104857[0-6]|[1-9]\d{0,5})$/)) return write_XLSBFormulaArea3D(val, wb);
if(val.match(/^(?:'[^\\\/?*\[\]:]*'|[^'][^\\\/?*\[\]:'`~!@#$%^()\-=+{}|;,<.>]*)!\$?(?:[A-W][A-Z]{2}|X[A-E][A-Z]|XF[A-D]|[A-Z]{1,2})\$?(?:10[0-3]\d{4}|104[0-7]\d{3}|1048[0-4]\d{2}|10485[0-6]\d|104857[0-6]|[1-9]\d{0,5})$/)) return write_XLSBFormulaRef3D(val, wb);
if(val.match(/^(?:'[^\\\/?*\[\]:]*'|[^'][^\\\/?*\[\]:'`~!@#$%^()\-=+{}|;,<.>]*)!\$?(?:[A-W][A-Z]{2}|X[A-E][A-Z]|XF[A-D]|[A-Z]{1,2})\$?(?:10[0-3]\d{4}|104[0-7]\d{3}|1048[0-4]\d{2}|10485[0-6]\d|104857[0-6]|[1-9]\d{0,5}):\$?(?:[A-W][A-Z]{2}|X[A-E][A-Z]|XF[A-D]|[A-Z]{1,2})\$?(?:10[0-3]\d{4}|104[0-7]\d{3}|1048[0-4]\d{2}|10485[0-6]\d|104857[0-6]|[1-9]\d{0,5})$/)) return write_XLSBFormulaRangeWS(val, wb);
if(/^(?:'[^\\\/?*\[\]:]*'|[^'][^\\\/?*\[\]:'`~!@#$%^()\-=+{}|;,<.>]*)!#REF!$/.test(val)) return write_XLSBFormulaRefErr3D(val, wb);
if(/^".*"$/.test(val)) return write_XLSBFormulaStr(val);
if(/^[+-]\d+$/.test(val)) return write_XLSBFormulaNum(parseInt(val, 10));
throw "Formula |" + val + "| not supported for XLSB";
}
var write_XLSBNameParsedFormula = write_XLSBFormula;
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