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sheetjs-clone/bits/76_xls.js
Austin Peterson 361975f33a Bare single-sheet BIFF XLS parsing [ci skip]
2021-09-16 17:40:52 -06:00

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/* [MS-OLEDS] 2.3.8 CompObjStream */
function parse_compobj(obj/*:CFBEntry*/) {
var v = {};
var o = obj.content;
/*:: if(o == null) return; */
/* [MS-OLEDS] 2.3.7 CompObjHeader -- All fields MUST be ignored */
o.l = 28;
v.AnsiUserType = o.read_shift(0, "lpstr-ansi");
v.AnsiClipboardFormat = parse_ClipboardFormatOrAnsiString(o);
if(o.length - o.l <= 4) return v;
var m/*:number*/ = o.read_shift(4);
if(m == 0 || m > 40) return v;
o.l-=4; v.Reserved1 = o.read_shift(0, "lpstr-ansi");
if(o.length - o.l <= 4) return v;
m = o.read_shift(4);
if(m !== 0x71b239f4) return v;
v.UnicodeClipboardFormat = parse_ClipboardFormatOrUnicodeString(o);
m = o.read_shift(4);
if(m == 0 || m > 40) return v;
o.l-=4; v.Reserved2 = o.read_shift(0, "lpwstr");
}
/*
Continue logic for:
- 2.4.58 Continue
- 2.4.59 ContinueBigName
- 2.4.60 ContinueFrt
- 2.4.61 ContinueFrt11
- 2.4.62 ContinueFrt12
*/
function slurp(R, blob, length/*:number*/, opts)/*:any*/ {
var l = length;
var bufs = [];
var d = blob.slice(blob.l,blob.l+l);
if(opts && opts.enc && opts.enc.insitu && d.length > 0) switch(R.n) {
case 'BOF': case 'FilePass': case 'FileLock': case 'InterfaceHdr': case 'RRDInfo': case 'RRDHead': case 'UsrExcl': case 'EOF':
break;
case 'BoundSheet8':
break;
default:
opts.enc.insitu(d);
}
bufs.push(d);
blob.l += l;
var next = (XLSRecordEnum[__readUInt16LE(blob,blob.l)]);
var start = 0;
while(next != null && next.n.slice(0,8) === 'Continue') {
l = __readUInt16LE(blob,blob.l+2);
start = blob.l + 4;
if(next.n == 'ContinueFrt') start += 4;
else if(next.n.slice(0,11) == 'ContinueFrt') {
start += 12;
}
d = blob.slice(start,blob.l+4+l);
bufs.push(d);
blob.l += 4+l;
next = (XLSRecordEnum[__readUInt16LE(blob, blob.l)]);
}
var b = (bconcat(bufs)/*:any*/);
prep_blob(b, 0);
var ll = 0; b.lens = [];
for(var j = 0; j < bufs.length; ++j) { b.lens.push(ll); ll += bufs[j].length; }
if(b.length < length) throw "XLS Record " + (R && R.n || "??") + " Truncated: " + b.length + " < " + length;
return R.f(b, b.length, opts);
}
function safe_format_xf(p/*:any*/, opts/*:ParseOpts*/, date1904/*:?boolean*/) {
if(p.t === 'z') return;
if(!p.XF) return;
var fmtid = 0;
try {
fmtid = p.z || p.XF.numFmtId || 0;
if(opts.cellNF) p.z = SSF._table[fmtid];
} catch(e) { if(opts.WTF) throw e; }
if(!opts || opts.cellText !== false) try {
if(p.t === 'e') { p.w = p.w || BErr[p.v]; }
else if(fmtid === 0 || fmtid == "General") {
if(p.t === 'n') {
if((p.v|0) === p.v) p.w = SSF._general_int(p.v);
else p.w = SSF._general_num(p.v);
}
else p.w = SSF._general(p.v);
}
else p.w = SSF.format(fmtid,p.v, {date1904:!!date1904});
} catch(e) { if(opts.WTF) throw e; }
if(opts.cellDates && fmtid && p.t == 'n' && SSF.is_date(SSF._table[fmtid] || String(fmtid))) {
var _d = SSF.parse_date_code(p.v); if(_d) { p.t = 'd'; p.v = new Date(_d.y, _d.m-1,_d.d,_d.H,_d.M,_d.S,_d.u); }
}
}
function make_cell(val, ixfe, t)/*:Cell*/ {
return ({v:val, ixfe:ixfe, t:t}/*:any*/);
}
// 2.3.2
function parse_workbook(blob, options/*:ParseOpts*/)/*:Workbook*/ {
var wb = ({opts:{}}/*:any*/);
var Sheets = {};
if(DENSE != null && options.dense == null) options.dense = DENSE;
var out/*:Worksheet*/ = ((options.dense ? [] : {})/*:any*/);
var Directory = {};
var range/*:Range*/ = ({}/*:any*/);
var last_formula = null;
var sst/*:SST*/ = ([]/*:any*/);
var cur_sheet = "";
var Preamble = {};
var lastcell, last_cell = "", cc/*:Cell*/, cmnt, rngC, rngR;
var sharedf = {};
var arrayf/*:Array<[Range, string]>*/ = [];
var temp_val/*:Cell*/;
var country;
var cell_valid = true;
var XFs = []; /* XF records */
var palette/*:Array<[number, number, number]>*/ = [];
var Workbook/*:WBWBProps*/ = ({ Sheets:[], WBProps:{date1904:false}, Views:[{}] }/*:any*/), wsprops = {};
var get_rgb = function getrgb(icv/*:number*/)/*:[number, number, number]*/ {
if(icv < 8) return XLSIcv[icv];
if(icv < 64) return palette[icv-8] || XLSIcv[icv];
return XLSIcv[icv];
};
var process_cell_style = function pcs(cell, line/*:any*/, options) {
var xfd = line.XF.data;
if(!xfd || !xfd.patternType || !options || !options.cellStyles) return;
line.s = ({}/*:any*/);
line.s.patternType = xfd.patternType;
var t;
if((t = rgb2Hex(get_rgb(xfd.icvFore)))) { line.s.fgColor = {rgb:t}; }
if((t = rgb2Hex(get_rgb(xfd.icvBack)))) { line.s.bgColor = {rgb:t}; }
};
var addcell = function addcell(cell/*:any*/, line/*:any*/, options/*:any*/) {
if(file_depth > 1) return;
if(options.sheetRows && cell.r >= options.sheetRows) cell_valid = false;
if(!cell_valid) return;
if(options.cellStyles && line.XF && line.XF.data) process_cell_style(cell, line, options);
delete line.ixfe; delete line.XF;
lastcell = cell;
last_cell = encode_cell(cell);
if(!range || !range.s || !range.e) range = {s:{r:0,c:0},e:{r:0,c:0}};
if(cell.r < range.s.r) range.s.r = cell.r;
if(cell.c < range.s.c) range.s.c = cell.c;
if(cell.r + 1 > range.e.r) range.e.r = cell.r + 1;
if(cell.c + 1 > range.e.c) range.e.c = cell.c + 1;
if(options.cellFormula && line.f) {
for(var afi = 0; afi < arrayf.length; ++afi) {
if(arrayf[afi][0].s.c > cell.c || arrayf[afi][0].s.r > cell.r) continue;
if(arrayf[afi][0].e.c < cell.c || arrayf[afi][0].e.r < cell.r) continue;
line.F = encode_range(arrayf[afi][0]);
if(arrayf[afi][0].s.c != cell.c || arrayf[afi][0].s.r != cell.r) delete line.f;
if(line.f) line.f = "" + stringify_formula(arrayf[afi][1], range, cell, supbooks, opts);
break;
}
}
{
if(options.dense) {
if(!out[cell.r]) out[cell.r] = [];
out[cell.r][cell.c] = line;
} else out[last_cell] = line;
}
};
var opts = ({
enc: false, // encrypted
sbcch: 0, // cch in the preceding SupBook
snames: [], // sheetnames
sharedf: sharedf, // shared formulae by address
arrayf: arrayf, // array formulae array
rrtabid: [], // RRTabId
lastuser: "", // Last User from WriteAccess
biff: 8, // BIFF version
codepage: 0, // CP from CodePage record
winlocked: 0, // fLockWn from WinProtect
cellStyles: !!options && !!options.cellStyles,
WTF: !!options && !!options.wtf
}/*:any*/);
if(options.password) opts.password = options.password;
var themes;
var merges/*:Array<Range>*/ = [];
var objects = [];
var colinfo/*:Array<ColInfo>*/ = [], rowinfo/*:Array<RowInfo>*/ = [];
// eslint-disable-next-line no-unused-vars
var defwidth = 0, defheight = 0; // twips / MDW respectively
var seencol = false;
var supbooks = ([]/*:any*/); // 1-indexed, will hold extern names
supbooks.SheetNames = opts.snames;
supbooks.sharedf = opts.sharedf;
supbooks.arrayf = opts.arrayf;
supbooks.names = [];
supbooks.XTI = [];
var last_Rn = '';
var file_depth = 0; /* TODO: make a real stack */
var BIFF2Fmt = 0, BIFF2FmtTable/*:Array<string>*/ = [];
var FilterDatabases = []; /* TODO: sort out supbooks and process elsewhere */
var last_lbl/*:?DefinedName*/;
/* explicit override for some broken writers */
opts.codepage = 1200;
set_cp(1200);
var seen_codepage = false;
while(blob.l < blob.length - 1) {
var s = blob.l;
var RecordType = blob.read_shift(2);
if(RecordType === 0 && last_Rn === 'EOF') break;
var length = (blob.l === blob.length ? 0 : blob.read_shift(2));
var R = XLSRecordEnum[RecordType];
//console.log(RecordType.toString(16), RecordType, R, blob.l, length, blob.length);
//if(!R) console.log(blob.slice(blob.l, blob.l + length));
if(R && R.f) {
if(options.bookSheets) {
if(last_Rn === 'BoundSheet8' && R.n !== 'BoundSheet8') break;
}
last_Rn = R.n;
if(R.r === 2 || R.r == 12) {
var rt = blob.read_shift(2); length -= 2;
if(!opts.enc && rt !== RecordType && (((rt&0xFF)<<8)|(rt>>8)) !== RecordType) throw new Error("rt mismatch: " + rt + "!=" + RecordType);
if(R.r == 12){ blob.l += 10; length -= 10; } // skip FRT
}
//console.error(R,blob.l,length,blob.length);
var val/*:any*/ = ({}/*:any*/);
if(R.n === 'EOF') val = /*::(*/R.f(blob, length, opts)/*:: :any)*/;
else val = /*::(*/slurp(R, blob, length, opts)/*:: :any)*/;
var Rn = R.n;
/*:: val = (val:any); */
if(file_depth == 0 && Rn != 'BOF') continue;
/* nested switch statements to workaround V8 128 limit */
switch(Rn) {
/* Workbook Options */
case 'Date1904':
/*:: if(!Workbook.WBProps) Workbook.WBProps = {}; */
wb.opts.Date1904 = Workbook.WBProps.date1904 = val; break;
case 'WriteProtect': wb.opts.WriteProtect = true; break;
case 'FilePass':
if(!opts.enc) blob.l = 0;
opts.enc = val;
if(!options.password) throw new Error("File is password-protected");
if(val.valid == null) throw new Error("Encryption scheme unsupported");
if(!val.valid) throw new Error("Password is incorrect");
break;
case 'WriteAccess': opts.lastuser = val; break;
case 'FileSharing': break; //TODO
case 'CodePage':
var cpval = Number(val);
/* overrides based on test cases */
switch(cpval) {
case 0x5212: cpval = 1200; break;
case 0x8000: cpval = 10000; break;
case 0x8001: cpval = 1252; break;
}
set_cp(opts.codepage = cpval);
seen_codepage = true;
break;
case 'RRTabId': opts.rrtabid = val; break;
case 'WinProtect': opts.winlocked = val; break;
case 'Template': break; // TODO
case 'BookBool': break; // TODO
case 'UsesELFs': break;
case 'MTRSettings': break;
case 'RefreshAll':
case 'CalcCount':
case 'CalcDelta':
case 'CalcIter':
case 'CalcMode':
case 'CalcPrecision':
case 'CalcSaveRecalc':
wb.opts[Rn] = val; break;
case 'CalcRefMode': opts.CalcRefMode = val; break; // TODO: implement R1C1
case 'Uncalced': break;
case 'ForceFullCalculation': wb.opts.FullCalc = val; break;
case 'WsBool':
if(val.fDialog) out["!type"] = "dialog";
break; // TODO
case 'XF':
XFs.push(val); break;
case 'ExtSST': break; // TODO
case 'BookExt': break; // TODO
case 'RichTextStream': break;
case 'BkHim': break;
case 'SupBook':
supbooks.push([val]);
supbooks[supbooks.length-1].XTI = [];
break;
case 'ExternName':
supbooks[supbooks.length-1].push(val);
break;
case 'Index': break; // TODO
case 'Lbl':
last_lbl = ({
Name: val.Name,
Ref: stringify_formula(val.rgce,range,null,supbooks,opts)
}/*:DefinedName*/);
if(val.itab > 0) last_lbl.Sheet = val.itab - 1;
supbooks.names.push(last_lbl);
if(!supbooks[0]) { supbooks[0] = []; supbooks[0].XTI = []; }
supbooks[supbooks.length-1].push(val);
if(val.Name == "_xlnm._FilterDatabase" && val.itab > 0)
if(val.rgce && val.rgce[0] && val.rgce[0][0] && val.rgce[0][0][0] == 'PtgArea3d')
FilterDatabases[val.itab - 1] = { ref: encode_range(val.rgce[0][0][1][2]) };
break;
case 'ExternCount': opts.ExternCount = val; break;
case 'ExternSheet':
if(supbooks.length == 0) { supbooks[0] = []; supbooks[0].XTI = []; }
supbooks[supbooks.length - 1].XTI = supbooks[supbooks.length - 1].XTI.concat(val); supbooks.XTI = supbooks.XTI.concat(val); break;
case 'NameCmt':
/* TODO: search for correct name */
if(opts.biff < 8) break;
if(last_lbl != null) last_lbl.Comment = val[1];
break;
case 'Protect': out["!protect"] = val; break; /* for sheet or book */
case 'Password': if(val !== 0 && opts.WTF) console.error("Password verifier: " + val); break;
case 'Prot4Rev': case 'Prot4RevPass': break; /*TODO: Revision Control*/
case 'BoundSheet8': {
Directory[val.pos] = val;
opts.snames.push(val.name);
} break;
case 'EOF': {
if(--file_depth) break;
if(range.e) {
if(range.e.r > 0 && range.e.c > 0) {
range.e.r--; range.e.c--;
out["!ref"] = encode_range(range);
if(options.sheetRows && options.sheetRows <= range.e.r) {
var tmpri = range.e.r;
range.e.r = options.sheetRows - 1;
out["!fullref"] = out["!ref"];
out["!ref"] = encode_range(range);
range.e.r = tmpri;
}
range.e.r++; range.e.c++;
}
if(merges.length > 0) out["!merges"] = merges;
if(objects.length > 0) out["!objects"] = objects;
if(colinfo.length > 0) out["!cols"] = colinfo;
if(rowinfo.length > 0) out["!rows"] = rowinfo;
Workbook.Sheets.push(wsprops);
}
if(cur_sheet === "") Preamble = out; else Sheets[cur_sheet] = out;
out = ((options.dense ? [] : {})/*:any*/);
} break;
case 'BOF': {
if(opts.biff === 8) opts.biff = {
/*::[*/0x0009/*::]*/:2,
/*::[*/0x0209/*::]*/:3,
/*::[*/0x0409/*::]*/:4
}[RecordType] || {
/*::[*/0x0200/*::]*/:2,
/*::[*/0x0300/*::]*/:3,
/*::[*/0x0400/*::]*/:4,
/*::[*/0x0500/*::]*/:5,
/*::[*/0x0600/*::]*/:8,
/*::[*/0x0002/*::]*/:2,
/*::[*/0x0007/*::]*/:2
}[val.BIFFVer] || 8;
if(opts.biff == 8 && val.BIFFVer == 0 && val.dt == 16) opts.biff = 2;
if(file_depth++) break;
cell_valid = true;
out = ((options.dense ? [] : {})/*:any*/);
if(opts.biff < 8 && !seen_codepage) { seen_codepage = true; set_cp(opts.codepage = options.codepage || 1252); }
if(opts.biff < 5) {
if(cur_sheet === "") cur_sheet = "Sheet1";
range = {s:{r:0,c:0},e:{r:0,c:0}};
/* fake BoundSheet8 */
var fakebs8 = {pos: blob.l - length, name:cur_sheet};
Directory[fakebs8.pos] = fakebs8;
opts.snames.push(cur_sheet);
}
else cur_sheet = (Directory[s] || {name:""}).name;
if(val.dt == 0x20) out["!type"] = "chart";
if(val.dt == 0x40) out["!type"] = "macro";
merges = [];
objects = [];
opts.arrayf = arrayf = [];
colinfo = []; rowinfo = [];
defwidth = defheight = 0;
seencol = false;
wsprops = {Hidden:(Directory[s]||{hs:0}).hs, name:cur_sheet };
} break;
case 'Number': case 'BIFF2NUM': case 'BIFF2INT': {
if(out["!type"] == "chart") if(options.dense ? (out[val.r]||[])[val.c]: out[encode_cell({c:val.c, r:val.r})]) ++val.c;
temp_val = ({ixfe: val.ixfe, XF: XFs[val.ixfe]||{}, v:val.val, t:'n'}/*:any*/);
if(BIFF2Fmt > 0) temp_val.z = BIFF2FmtTable[(temp_val.ixfe>>8) & 0x1F];
safe_format_xf(temp_val, options, wb.opts.Date1904);
addcell({c:val.c, r:val.r}, temp_val, options);
} break;
case 'BoolErr': {
temp_val = ({ixfe: val.ixfe, XF: XFs[val.ixfe], v:val.val, t:val.t}/*:any*/);
if(BIFF2Fmt > 0) temp_val.z = BIFF2FmtTable[(temp_val.ixfe>>8) & 0x1F];
safe_format_xf(temp_val, options, wb.opts.Date1904);
addcell({c:val.c, r:val.r}, temp_val, options);
} break;
case 'RK': {
temp_val = ({ixfe: val.ixfe, XF: XFs[val.ixfe], v:val.rknum, t:'n'}/*:any*/);
if(BIFF2Fmt > 0) temp_val.z = BIFF2FmtTable[(temp_val.ixfe>>8) & 0x1F];
safe_format_xf(temp_val, options, wb.opts.Date1904);
addcell({c:val.c, r:val.r}, temp_val, options);
} break;
case 'MulRk': {
for(var j = val.c; j <= val.C; ++j) {
var ixfe = val.rkrec[j-val.c][0];
temp_val= ({ixfe:ixfe, XF:XFs[ixfe], v:val.rkrec[j-val.c][1], t:'n'}/*:any*/);
if(BIFF2Fmt > 0) temp_val.z = BIFF2FmtTable[(temp_val.ixfe>>8) & 0x1F];
safe_format_xf(temp_val, options, wb.opts.Date1904);
addcell({c:j, r:val.r}, temp_val, options);
}
} break;
case 'Formula': {
if(val.val == 'String') { last_formula = val; break; }
temp_val = make_cell(val.val, val.cell.ixfe, val.tt);
temp_val.XF = XFs[temp_val.ixfe];
if(options.cellFormula) {
var _f = val.formula;
if(_f && _f[0] && _f[0][0] && _f[0][0][0] == 'PtgExp') {
var _fr = _f[0][0][1][0], _fc = _f[0][0][1][1];
var _fe = encode_cell({r:_fr, c:_fc});
if(sharedf[_fe]) temp_val.f = ""+stringify_formula(val.formula,range,val.cell,supbooks, opts);
else temp_val.F = ((options.dense ? (out[_fr]||[])[_fc]: out[_fe]) || {}).F;
} else temp_val.f = ""+stringify_formula(val.formula,range,val.cell,supbooks, opts);
}
if(BIFF2Fmt > 0) temp_val.z = BIFF2FmtTable[(temp_val.ixfe>>8) & 0x1F];
safe_format_xf(temp_val, options, wb.opts.Date1904);
addcell(val.cell, temp_val, options);
last_formula = val;
} break;
case 'String': {
if(last_formula) { /* technically always true */
last_formula.val = val;
temp_val = make_cell(val, last_formula.cell.ixfe, 's');
temp_val.XF = XFs[temp_val.ixfe];
if(options.cellFormula) {
temp_val.f = ""+stringify_formula(last_formula.formula, range, last_formula.cell, supbooks, opts);
}
if(BIFF2Fmt > 0) temp_val.z = BIFF2FmtTable[(temp_val.ixfe>>8) & 0x1F];
safe_format_xf(temp_val, options, wb.opts.Date1904);
addcell(last_formula.cell, temp_val, options);
last_formula = null;
} else throw new Error("String record expects Formula");
} break;
case 'Array': {
arrayf.push(val);
var _arraystart = encode_cell(val[0].s);
cc = options.dense ? (out[val[0].s.r]||[])[val[0].s.c] : out[_arraystart];
if(options.cellFormula && cc) {
if(!last_formula) break; /* technically unreachable */
if(!_arraystart || !cc) break;
cc.f = ""+stringify_formula(val[1], range, val[0], supbooks, opts);
cc.F = encode_range(val[0]);
}
} break;
case 'ShrFmla': {
if(!cell_valid) break;
if(!options.cellFormula) break;
if(last_cell) {
/* TODO: capture range */
if(!last_formula) break; /* technically unreachable */
sharedf[encode_cell(last_formula.cell)]= val[0];
cc = options.dense ? (out[last_formula.cell.r]||[])[last_formula.cell.c] : out[encode_cell(last_formula.cell)];
(cc||{}).f = ""+stringify_formula(val[0], range, lastcell, supbooks, opts);
}
} break;
case 'LabelSst':
temp_val=make_cell(sst[val.isst].t, val.ixfe, 's');
if(sst[val.isst].h) temp_val.h = sst[val.isst].h;
temp_val.XF = XFs[temp_val.ixfe];
if(BIFF2Fmt > 0) temp_val.z = BIFF2FmtTable[(temp_val.ixfe>>8) & 0x1F];
safe_format_xf(temp_val, options, wb.opts.Date1904);
addcell({c:val.c, r:val.r}, temp_val, options);
break;
case 'Blank': if(options.sheetStubs) {
temp_val = ({ixfe: val.ixfe, XF: XFs[val.ixfe], t:'z'}/*:any*/);
if(BIFF2Fmt > 0) temp_val.z = BIFF2FmtTable[(temp_val.ixfe>>8) & 0x1F];
safe_format_xf(temp_val, options, wb.opts.Date1904);
addcell({c:val.c, r:val.r}, temp_val, options);
} break;
case 'MulBlank': if(options.sheetStubs) {
for(var _j = val.c; _j <= val.C; ++_j) {
var _ixfe = val.ixfe[_j-val.c];
temp_val= ({ixfe:_ixfe, XF:XFs[_ixfe], t:'z'}/*:any*/);
if(BIFF2Fmt > 0) temp_val.z = BIFF2FmtTable[(temp_val.ixfe>>8) & 0x1F];
safe_format_xf(temp_val, options, wb.opts.Date1904);
addcell({c:_j, r:val.r}, temp_val, options);
}
} break;
case 'RString':
case 'Label': case 'BIFF2STR':
temp_val=make_cell(val.val, val.ixfe, 's');
temp_val.XF = XFs[temp_val.ixfe];
if(BIFF2Fmt > 0) temp_val.z = BIFF2FmtTable[(temp_val.ixfe>>8) & 0x1F];
safe_format_xf(temp_val, options, wb.opts.Date1904);
addcell({c:val.c, r:val.r}, temp_val, options);
break;
case 'Dimensions': {
if(file_depth === 1) range = val; /* TODO: stack */
} break;
case 'SST': {
sst = val;
} break;
case 'Format': { /* val = [id, fmt] */
if(opts.biff == 4) {
BIFF2FmtTable[BIFF2Fmt++] = val[1];
for(var b4idx = 0; b4idx < BIFF2Fmt + 163; ++b4idx) if(SSF._table[b4idx] == val[1]) break;
if(b4idx >= 163) SSF.load(val[1], BIFF2Fmt + 163);
}
else SSF.load(val[1], val[0]);
} break;
case 'BIFF2FORMAT': {
BIFF2FmtTable[BIFF2Fmt++] = val;
for(var b2idx = 0; b2idx < BIFF2Fmt + 163; ++b2idx) if(SSF._table[b2idx] == val) break;
if(b2idx >= 163) SSF.load(val, BIFF2Fmt + 163);
} break;
case 'MergeCells': merges = merges.concat(val); break;
case 'Obj': objects[val.cmo[0]] = opts.lastobj = val; break;
case 'TxO': opts.lastobj.TxO = val; break;
case 'ImData': opts.lastobj.ImData = val; break;
case 'HLink': {
for(rngR = val[0].s.r; rngR <= val[0].e.r; ++rngR)
for(rngC = val[0].s.c; rngC <= val[0].e.c; ++rngC) {
cc = options.dense ? (out[rngR]||[])[rngC] : out[encode_cell({c:rngC,r:rngR})];
if(cc) cc.l = val[1];
}
} break;
case 'HLinkTooltip': {
for(rngR = val[0].s.r; rngR <= val[0].e.r; ++rngR)
for(rngC = val[0].s.c; rngC <= val[0].e.c; ++rngC) {
cc = options.dense ? (out[rngR]||[])[rngC] : out[encode_cell({c:rngC,r:rngR})];
if(cc && cc.l) cc.l.Tooltip = val[1];
}
} break;
/* Comments */
case 'Note': {
if(opts.biff <= 5 && opts.biff >= 2) break; /* TODO: BIFF5 */
cc = options.dense ? (out[val[0].r]||[])[val[0].c] : out[encode_cell(val[0])];
var noteobj = objects[val[2]];
if(!cc) {
if(options.dense) {
if(!out[val[0].r]) out[val[0].r] = [];
cc = out[val[0].r][val[0].c] = ({t:"z"}/*:any*/);
} else {
cc = out[encode_cell(val[0])] = ({t:"z"}/*:any*/);
}
range.e.r = Math.max(range.e.r, val[0].r);
range.s.r = Math.min(range.s.r, val[0].r);
range.e.c = Math.max(range.e.c, val[0].c);
range.s.c = Math.min(range.s.c, val[0].c);
}
if(!cc.c) cc.c = [];
cmnt = {a:val[1],t:noteobj.TxO.t};
cc.c.push(cmnt);
} break;
default: switch(R.n) { /* nested */
case 'ClrtClient': break;
case 'XFExt': update_xfext(XFs[val.ixfe], val.ext); break;
case 'DefColWidth': defwidth = val; break;
case 'DefaultRowHeight': defheight = val[1]; break; // TODO: flags
case 'ColInfo': {
if(!opts.cellStyles) break;
while(val.e >= val.s) {
colinfo[val.e--] = { width: val.w/256 };
if(!seencol) { seencol = true; find_mdw_colw(val.w/256); }
process_col(colinfo[val.e+1]);
}
} break;
case 'Row': {
var rowobj = {};
if(val.level != null) { rowinfo[val.r] = rowobj; rowobj.level = val.level; }
if(val.hidden) { rowinfo[val.r] = rowobj; rowobj.hidden = true; }
if(val.hpt) {
rowinfo[val.r] = rowobj;
rowobj.hpt = val.hpt; rowobj.hpx = pt2px(val.hpt);
}
} break;
case 'LeftMargin':
case 'RightMargin':
case 'TopMargin':
case 'BottomMargin':
if(!out['!margins']) default_margins(out['!margins'] = {});
out['!margins'][Rn.slice(0,-6).toLowerCase()] = val;
break;
case 'Selection': break;
case 'Setup': // TODO
if(!out['!margins']) default_margins(out['!margins'] = {});
out['!margins'].header = val.header;
out['!margins'].footer = val.footer;
break;
case 'Window2': // TODO
// $FlowIgnore
if(val.RTL) Workbook.Views[0].RTL = true;
break;
case 'Header': break; // TODO
case 'Footer': break; // TODO
case 'HCenter': break; // TODO
case 'VCenter': break; // TODO
case 'Pls': break; // TODO
case 'GCW': break;
case 'LHRecord': break;
case 'DBCell': break; // TODO
case 'EntExU2': break; // TODO
case 'SxView': break; // TODO
case 'Sxvd': break; // TODO
case 'SXVI': break; // TODO
case 'SXVDEx': break; // TODO
case 'SxIvd': break; // TODO
case 'SXString': break; // TODO
case 'Sync': break;
case 'Addin': break;
case 'SXDI': break; // TODO
case 'SXLI': break; // TODO
case 'SXEx': break; // TODO
case 'QsiSXTag': break; // TODO
case 'Feat': break;
case 'FeatHdr': case 'FeatHdr11': break;
case 'Feature11': case 'Feature12': case 'List12': break;
case 'Country': country = val; break;
case 'RecalcId': break;
case 'DxGCol': break; // TODO: htmlify
case 'Fbi': case 'Fbi2': case 'GelFrame': break;
case 'Font': break; // TODO
case 'XFCRC': break; // TODO
case 'Style': break; // TODO
case 'StyleExt': break; // TODO
case 'Palette': palette = val; break;
case 'Theme': themes = val; break;
/* Protection */
case 'ScenarioProtect': break;
case 'ObjProtect': break;
/* Conditional Formatting */
case 'CondFmt12': break;
/* Table */
case 'Table': break; // TODO
case 'TableStyles': break; // TODO
case 'TableStyle': break; // TODO
case 'TableStyleElement': break; // TODO
/* PivotTable */
case 'SXStreamID': break; // TODO
case 'SXVS': break; // TODO
case 'DConRef': break; // TODO
case 'SXAddl': break; // TODO
case 'DConBin': break; // TODO
case 'DConName': break; // TODO
case 'SXPI': break; // TODO
case 'SxFormat': break; // TODO
case 'SxSelect': break; // TODO
case 'SxRule': break; // TODO
case 'SxFilt': break; // TODO
case 'SxItm': break; // TODO
case 'SxDXF': break; // TODO
/* Scenario Manager */
case 'ScenMan': break;
/* Data Consolidation */
case 'DCon': break;
/* Watched Cell */
case 'CellWatch': break;
/* Print Settings */
case 'PrintRowCol': break;
case 'PrintGrid': break;
case 'PrintSize': break;
case 'XCT': break;
case 'CRN': break;
case 'Scl': {
//console.log("Zoom Level:", val[0]/val[1],val);
} break;
case 'SheetExt': {
/* empty */
} break;
case 'SheetExtOptional': {
/* empty */
} break;
/* VBA */
case 'ObNoMacros': {
/* empty */
} break;
case 'ObProj': {
/* empty */
} break;
case 'CodeName': {
/*:: if(!Workbook.WBProps) Workbook.WBProps = {}; */
if(!cur_sheet) Workbook.WBProps.CodeName = val || "ThisWorkbook";
else wsprops.CodeName = val || wsprops.name;
} break;
case 'GUIDTypeLib': {
/* empty */
} break;
case 'WOpt': break; // TODO: WTF?
case 'PhoneticInfo': break;
case 'OleObjectSize': break;
/* Differential Formatting */
case 'DXF': case 'DXFN': case 'DXFN12': case 'DXFN12List': case 'DXFN12NoCB': break;
/* Data Validation */
case 'Dv': case 'DVal': break;
/* Data Series */
case 'BRAI': case 'Series': case 'SeriesText': break;
/* Data Connection */
case 'DConn': break;
case 'DbOrParamQry': break;
case 'DBQueryExt': break;
case 'OleDbConn': break;
case 'ExtString': break;
/* Formatting */
case 'IFmtRecord': break;
case 'CondFmt': case 'CF': case 'CF12': case 'CFEx': break;
/* Explicitly Ignored */
case 'Excel9File': break;
case 'Units': break;
case 'InterfaceHdr': case 'Mms': case 'InterfaceEnd': case 'DSF': break;
case 'BuiltInFnGroupCount': /* 2.4.30 0x0E or 0x10 but excel 2011 generates 0x11? */ break;
/* View Stuff */
case 'Window1': case 'HideObj': case 'GridSet': case 'Guts':
case 'UserBView': case 'UserSViewBegin': case 'UserSViewEnd': break;
case 'Pane': break;
default: switch(R.n) { /* nested */
/* Chart */
case 'Dat':
case 'Begin': case 'End':
case 'StartBlock': case 'EndBlock':
case 'Frame': case 'Area':
case 'Axis': case 'AxisLine': case 'Tick': break;
case 'AxesUsed':
case 'CrtLayout12': case 'CrtLayout12A': case 'CrtLink': case 'CrtLine': case 'CrtMlFrt': case 'CrtMlFrtContinue': break;
case 'LineFormat': case 'AreaFormat':
case 'Chart': case 'Chart3d': case 'Chart3DBarShape': case 'ChartFormat': case 'ChartFrtInfo': break;
case 'PlotArea': case 'PlotGrowth': break;
case 'SeriesList': case 'SerParent': case 'SerAuxTrend': break;
case 'DataFormat': case 'SerToCrt': case 'FontX': break;
case 'CatSerRange': case 'AxcExt': case 'SerFmt': break;
case 'ShtProps': break;
case 'DefaultText': case 'Text': case 'CatLab': break;
case 'DataLabExtContents': break;
case 'Legend': case 'LegendException': break;
case 'Pie': case 'Scatter': break;
case 'PieFormat': case 'MarkerFormat': break;
case 'StartObject': case 'EndObject': break;
case 'AlRuns': case 'ObjectLink': break;
case 'SIIndex': break;
case 'AttachedLabel': case 'YMult': break;
/* Chart Group */
case 'Line': case 'Bar': break;
case 'Surf': break;
/* Axis Group */
case 'AxisParent': break;
case 'Pos': break;
case 'ValueRange': break;
/* Pivot Chart */
case 'SXViewEx9': break; // TODO
case 'SXViewLink': break;
case 'PivotChartBits': break;
case 'SBaseRef': break;
case 'TextPropsStream': break;
/* Chart Misc */
case 'LnExt': break;
case 'MkrExt': break;
case 'CrtCoopt': break;
/* Query Table */
case 'Qsi': case 'Qsif': case 'Qsir': case 'QsiSXTag': break;
case 'TxtQry': break;
/* Filter */
case 'FilterMode': break;
case 'AutoFilter': case 'AutoFilterInfo': break;
case 'AutoFilter12': break;
case 'DropDownObjIds': break;
case 'Sort': break;
case 'SortData': break;
/* Drawing */
case 'ShapePropsStream': break;
case 'MsoDrawing': case 'MsoDrawingGroup': case 'MsoDrawingSelection': break;
/* Pub Stuff */
case 'WebPub': case 'AutoWebPub': break;
/* Print Stuff */
case 'HeaderFooter': case 'HFPicture': case 'PLV':
case 'HorizontalPageBreaks': case 'VerticalPageBreaks': break;
/* Behavioral */
case 'Backup': case 'CompressPictures': case 'Compat12': break;
/* Should not Happen */
case 'Continue': case 'ContinueFrt12': break;
/* Future Records */
case 'FrtFontList': case 'FrtWrapper': break;
default: switch(R.n) { /* nested */
/* BIFF5 records */
case 'TabIdConf': case 'Radar': case 'RadarArea': case 'DropBar': case 'Intl': case 'CoordList': case 'SerAuxErrBar': break;
/* BIFF2-4 records */
case 'BIFF2FONTCLR': case 'BIFF2FMTCNT': case 'BIFF2FONTXTRA': break;
case 'BIFF2XF': case 'BIFF3XF': case 'BIFF4XF': break;
case 'BIFF4FMTCNT': case 'BIFF2ROW': case 'BIFF2WINDOW2': break;
/* Miscellaneous */
case 'SCENARIO': case 'DConBin': case 'PicF': case 'DataLabExt':
case 'Lel': case 'BopPop': case 'BopPopCustom': case 'RealTimeData':
case 'Name': break;
case 'LHNGraph': case 'FnGroupName': case 'AddMenu': case 'LPr': break;
case 'ListObj': case 'ListField': break;
case 'RRSort': break;
case 'BigName': break;
case 'ToolbarHdr': case 'ToolbarEnd': break;
case 'DDEObjName': break;
case 'FRTArchId$': break;
default: if(options.WTF) throw 'Unrecognized Record ' + R.n;
}}}}
} else blob.l += length;
}
wb.SheetNames=keys(Directory).sort(function(a,b) { return Number(a) - Number(b); }).map(function(x){return Directory[x].name;});
if(!options.bookSheets) wb.Sheets=Sheets;
if(!wb.SheetNames.length && Preamble["!ref"]) {
wb.SheetNames.push("Sheet1");
if(wb.Sheets) wb.Sheets["Sheet1"] = Preamble;
} else wb.Preamble=Preamble;
if(wb.Sheets) FilterDatabases.forEach(function(r,i) { wb.Sheets[wb.SheetNames[i]]['!autofilter'] = r; });
wb.Strings = sst;
wb.SSF = SSF.get_table();
if(opts.enc) wb.Encryption = opts.enc;
if(themes) wb.Themes = themes;
wb.Metadata = {};
if(country !== undefined) wb.Metadata.Country = country;
if(supbooks.names.length > 0) Workbook.Names = supbooks.names;
wb.Workbook = Workbook;
return wb;
}
/* TODO: split props*/
var PSCLSID = {
SI: "e0859ff2f94f6810ab9108002b27b3d9",
DSI: "02d5cdd59c2e1b10939708002b2cf9ae",
UDI: "05d5cdd59c2e1b10939708002b2cf9ae"
};
function parse_xls_props(cfb/*:CFBContainer*/, props, o) {
/* [MS-OSHARED] 2.3.3.2.2 Document Summary Information Property Set */
var DSI = CFB.find(cfb, '!DocumentSummaryInformation');
if(DSI && DSI.size > 0) try {
var DocSummary = parse_PropertySetStream(DSI, DocSummaryPIDDSI, PSCLSID.DSI);
for(var d in DocSummary) props[d] = DocSummary[d];
} catch(e) {if(o.WTF) throw e;/* empty */}
/* [MS-OSHARED] 2.3.3.2.1 Summary Information Property Set*/
var SI = CFB.find(cfb, '!SummaryInformation');
if(SI && SI.size > 0) try {
var Summary = parse_PropertySetStream(SI, SummaryPIDSI, PSCLSID.SI);
for(var s in Summary) if(props[s] == null) props[s] = Summary[s];
} catch(e) {if(o.WTF) throw e;/* empty */}
if(props.HeadingPairs && props.TitlesOfParts) {
load_props_pairs(props.HeadingPairs, props.TitlesOfParts, props, o);
delete props.HeadingPairs; delete props.TitlesOfParts;
}
}
function write_xls_props(wb/*:Workbook*/, cfb/*:CFBContainer*/) {
var DSEntries = [], SEntries = [], CEntries = [];
var i = 0, Keys;
if(wb.Props) {
Keys = keys(wb.Props);
// $FlowIgnore
for(i = 0; i < Keys.length; ++i) (Object.prototype.hasOwnProperty.call(DocSummaryRE, Keys[i]) ? DSEntries : Object.prototype.hasOwnProperty.call(SummaryRE, Keys[i]) ? SEntries : CEntries).push([Keys[i], wb.Props[Keys[i]]]);
}
if(wb.Custprops) {
Keys = keys(wb.Custprops);
// $FlowIgnore
for(i = 0; i < Keys.length; ++i) if(!Object.prototype.hasOwnProperty.call((wb.Props||{}), Keys[i])) (Object.prototype.hasOwnProperty.call(DocSummaryRE, Keys[i]) ? DSEntries : Object.prototype.hasOwnProperty.call(SummaryRE, Keys[i]) ? SEntries : CEntries).push([Keys[i], wb.Custprops[Keys[i]]]);
}
var CEntries2 = [];
for(i = 0; i < CEntries.length; ++i) {
if(XLSPSSkip.indexOf(CEntries[i][0]) > -1) continue;
if(CEntries[i][1] == null) continue;
CEntries2.push(CEntries[i]);
}
if(SEntries.length) CFB.utils.cfb_add(cfb, "/\u0005SummaryInformation", write_PropertySetStream(SEntries, PSCLSID.SI, SummaryRE, SummaryPIDSI));
if(DSEntries.length || CEntries2.length) CFB.utils.cfb_add(cfb, "/\u0005DocumentSummaryInformation", write_PropertySetStream(DSEntries, PSCLSID.DSI, DocSummaryRE, DocSummaryPIDDSI, CEntries2.length ? CEntries2 : null, PSCLSID.UDI));
}
function parse_xlscfb(cfb/*:any*/, options/*:?ParseOpts*/)/*:Workbook*/ {
if(!options) options = {};
fix_read_opts(options);
reset_cp();
if(options.codepage) set_ansi(options.codepage);
var CompObj/*:?CFBEntry*/, WB/*:?any*/;
if(cfb.FullPaths) {
if(CFB.find(cfb, '/encryption')) throw new Error("File is password-protected");
CompObj = CFB.find(cfb, '!CompObj');
WB = CFB.find(cfb, '/Workbook') || CFB.find(cfb, '/Book');
} else {
switch(options.type) {
case 'base64': cfb = s2a(Base64.decode(cfb)); break;
case 'binary': cfb = s2a(cfb); break;
case 'buffer': break;
case 'array': if(!Array.isArray(cfb)) cfb = Array.prototype.slice.call(cfb); break;
}
prep_blob(cfb, 0);
WB = ({content: cfb}/*:any*/);
}
var /*::CompObjP, */WorkbookP/*:: :Workbook = XLSX.utils.book_new(); */;
var _data/*:?any*/;
if(CompObj) /*::CompObjP = */parse_compobj(CompObj);
if(options.bookProps && !options.bookSheets) WorkbookP = ({}/*:any*/);
else/*:: if(cfb instanceof CFBContainer) */ {
var T = has_buf ? 'buffer' : 'array';
if(WB && WB.content) WorkbookP = parse_workbook(WB.content, options);
/* Quattro Pro 7-8 */
else if((_data=CFB.find(cfb, 'PerfectOffice_MAIN')) && _data.content) WorkbookP = WK_.to_workbook(_data.content, (options.type = T, options));
/* Quattro Pro 9 */
else if((_data=CFB.find(cfb, 'NativeContent_MAIN')) && _data.content) WorkbookP = WK_.to_workbook(_data.content, (options.type = T, options));
else throw new Error("Cannot find Workbook stream");
if(options.bookVBA && cfb.FullPaths && CFB.find(cfb, '/_VBA_PROJECT_CUR/VBA/dir')) WorkbookP.vbaraw = make_vba_xls(cfb);
}
var props = {};
if(cfb.FullPaths) parse_xls_props(/*::((*/cfb/*:: :any):CFBContainer)*/, props, options);
WorkbookP.Props = WorkbookP.Custprops = props; /* TODO: split up properties */
if(options.bookFiles) WorkbookP.cfb = cfb;
/*WorkbookP.CompObjP = CompObjP; // TODO: storage? */
return WorkbookP;
}
function write_xlscfb(wb/*:Workbook*/, opts/*:WriteOpts*/)/*:CFBContainer*/ {
var o = opts || {};
var cfb = CFB.utils.cfb_new({root:"R"});
var wbpath = "/Workbook";
switch(o.bookType || "xls") {
case "xls": o.bookType = "biff8";
/* falls through */
case "xla": if(!o.bookType) o.bookType = "xla";
/* falls through */
case "biff8": wbpath = "/Workbook"; o.biff = 8; break;
case "biff5": wbpath = "/Book"; o.biff = 5; break;
default: throw new Error("invalid type " + o.bookType + " for XLS CFB");
}
CFB.utils.cfb_add(cfb, wbpath, write_biff_buf(wb, o));
if(o.biff == 8 && (wb.Props || wb.Custprops)) write_xls_props(wb, cfb);
// TODO: SI, DSI, CO
if(o.biff == 8 && wb.vbaraw) fill_vba_xls(cfb, CFB.read(wb.vbaraw, {type: typeof wb.vbaraw == "string" ? "binary" : "buffer"}));
return cfb;
}
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