forked from sheetjs/sheetjs
668 lines
20 KiB
JavaScript
668 lines
20 KiB
JavaScript
var NUMBERS = !Object.defineProperty ? (void 0) :(function() {
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var __defProp = Object.defineProperty;
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var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
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var __getOwnPropNames = Object.getOwnPropertyNames;
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var __hasOwnProp = Object.prototype.hasOwnProperty;
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var __markAsModule = function(target) {
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return __defProp(target, "__esModule", { value: true });
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};
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var __export = function(target, all) {
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for (var name in all)
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__defProp(target, name, { get: all[name], enumerable: true });
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};
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var __reExport = function(target, module, copyDefault, desc) {
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if (module && typeof module === "object" || typeof module === "function")
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for (var keys = __getOwnPropNames(module), i = 0, n = keys.length, key; i < n; i++) {
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key = keys[i];
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if (!__hasOwnProp.call(target, key) && (copyDefault || key !== "default"))
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__defProp(target, key, { get: function(k) {
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return module[k];
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}.bind(null, key), enumerable: !(desc = __getOwnPropDesc(module, key)) || desc.enumerable });
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}
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return target;
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};
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var __toCommonJS = /* @__PURE__ */ function(cache) {
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return function(module, temp) {
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return cache && cache.get(module) || (temp = __reExport(__markAsModule({}), module, 1), cache && cache.set(module, temp), temp);
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};
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}(typeof WeakMap !== "undefined" ? /* @__PURE__ */ new WeakMap() : 0);
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// 83_numbers.ts
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var numbers_exports = {};
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__export(numbers_exports, {
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parse_numbers: function() {
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return numbers_default;
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}
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});
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// src/util.ts
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var u8_to_dataview = function(array) {
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return new DataView(array.buffer, array.byteOffset, array.byteLength);
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};
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var u8str = function(u8) {
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return typeof TextDecoder != "undefined" ? new TextDecoder().decode(u8) : utf8read(a2s(u8));
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};
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var u8concat = function(u8a) {
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var len = u8a.reduce(function(acc, x) {
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return acc + x.length;
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}, 0);
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var out = new Uint8Array(len);
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var off = 0;
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u8a.forEach(function(u8) {
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out.set(u8, off);
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off += u8.length;
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});
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return out;
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};
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var popcnt = function(x) {
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x -= x >> 1 & 1431655765;
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x = (x & 858993459) + (x >> 2 & 858993459);
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return (x + (x >> 4) & 252645135) * 16843009 >>> 24;
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};
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var readDecimal128LE = function(buf, offset) {
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var exp = (buf[offset + 15] & 127) << 7 | buf[offset + 14] >> 1;
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var mantissa = buf[offset + 14] & 1;
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for (var j = offset + 13; j >= offset; --j)
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mantissa = mantissa * 256 + buf[j];
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return (buf[offset + 15] & 128 ? -mantissa : mantissa) * Math.pow(10, exp - 6176);
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};
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// src/proto.ts
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function parse_varint49(buf, ptr) {
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var l = ptr ? ptr[0] : 0;
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var usz = buf[l] & 127;
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varint:
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if (buf[l++] >= 128) {
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usz |= (buf[l] & 127) << 7;
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if (buf[l++] < 128)
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break varint;
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usz |= (buf[l] & 127) << 14;
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if (buf[l++] < 128)
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break varint;
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usz |= (buf[l] & 127) << 21;
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if (buf[l++] < 128)
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break varint;
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usz += (buf[l] & 127) * Math.pow(2, 28);
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++l;
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if (buf[l++] < 128)
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break varint;
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usz += (buf[l] & 127) * Math.pow(2, 35);
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++l;
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if (buf[l++] < 128)
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break varint;
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usz += (buf[l] & 127) * Math.pow(2, 42);
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++l;
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if (buf[l++] < 128)
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break varint;
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}
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if (ptr)
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ptr[0] = l;
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return usz;
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}
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function varint_to_i32(buf) {
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var l = 0, i32 = buf[l] & 127;
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varint:
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if (buf[l++] >= 128) {
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i32 |= (buf[l] & 127) << 7;
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if (buf[l++] < 128)
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break varint;
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i32 |= (buf[l] & 127) << 14;
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if (buf[l++] < 128)
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break varint;
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i32 |= (buf[l] & 127) << 21;
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if (buf[l++] < 128)
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break varint;
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i32 |= (buf[l] & 127) << 28;
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}
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return i32;
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}
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function parse_shallow(buf) {
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var out = [], ptr = [0];
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while (ptr[0] < buf.length) {
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var off = ptr[0];
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var num = parse_varint49(buf, ptr);
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var type = num & 7;
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num = Math.floor(num / 8);
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var len = 0;
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var res;
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if (num == 0)
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break;
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switch (type) {
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case 0:
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{
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var l = ptr[0];
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while (buf[ptr[0]++] >= 128)
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;
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res = buf.slice(l, ptr[0]);
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}
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break;
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case 5:
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len = 4;
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res = buf.slice(ptr[0], ptr[0] + len);
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ptr[0] += len;
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break;
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case 1:
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len = 8;
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res = buf.slice(ptr[0], ptr[0] + len);
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ptr[0] += len;
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break;
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case 2:
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len = parse_varint49(buf, ptr);
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res = buf.slice(ptr[0], ptr[0] + len);
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ptr[0] += len;
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break;
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case 3:
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case 4:
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default:
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throw new Error("PB Type ".concat(type, " for Field ").concat(num, " at offset ").concat(off));
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}
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var v = { offset: off, data: res, type: type };
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if (out[num] == null)
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out[num] = [v];
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else
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out[num].push(v);
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}
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return out;
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}
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function mappa(data, cb) {
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if (!data)
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return [];
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return data.map(function(d) {
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var _a;
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try {
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return cb(d.data);
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} catch (e) {
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var m = (_a = e.message) == null ? void 0 : _a.match(/at offset (\d+)/);
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if (m)
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e.message = e.message.replace(/at offset (\d+)/, "at offset " + (+m[1] + d.offset));
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throw e;
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}
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});
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}
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// src/frame.ts
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function deframe(buf) {
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var out = [];
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var l = 0;
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while (l < buf.length) {
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var t = buf[l++];
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var len = buf[l] | buf[l + 1] << 8 | buf[l + 2] << 16;
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l += 3;
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out.push(parse_snappy_chunk(t, buf.slice(l, l + len)));
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l += len;
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}
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if (l !== buf.length)
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throw new Error("data is not a valid framed stream!");
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return u8concat(out);
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}
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function parse_snappy_chunk(type, buf) {
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if (type != 0)
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throw new Error("Unexpected Snappy chunk type ".concat(type));
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var ptr = [0];
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var usz = parse_varint49(buf, ptr);
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var chunks = [];
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while (ptr[0] < buf.length) {
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var tag = buf[ptr[0]] & 3;
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if (tag == 0) {
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var len = buf[ptr[0]++] >> 2;
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if (len < 60)
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++len;
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else {
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var c = len - 59;
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len = buf[ptr[0]];
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if (c > 1)
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len |= buf[ptr[0] + 1] << 8;
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if (c > 2)
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len |= buf[ptr[0] + 2] << 16;
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if (c > 3)
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len |= buf[ptr[0] + 3] << 24;
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len >>>= 0;
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len++;
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ptr[0] += c;
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}
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chunks.push(buf.slice(ptr[0], ptr[0] + len));
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ptr[0] += len;
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continue;
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} else {
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var offset = 0, length = 0;
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if (tag == 1) {
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length = (buf[ptr[0]] >> 2 & 7) + 4;
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offset = (buf[ptr[0]++] & 224) << 3;
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offset |= buf[ptr[0]++];
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} else {
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length = (buf[ptr[0]++] >> 2) + 1;
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if (tag == 2) {
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offset = buf[ptr[0]] | buf[ptr[0] + 1] << 8;
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ptr[0] += 2;
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} else {
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offset = (buf[ptr[0]] | buf[ptr[0] + 1] << 8 | buf[ptr[0] + 2] << 16 | buf[ptr[0] + 3] << 24) >>> 0;
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ptr[0] += 4;
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}
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}
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chunks = [u8concat(chunks)];
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if (offset == 0)
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throw new Error("Invalid offset 0");
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if (offset > chunks[0].length)
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throw new Error("Invalid offset beyond length");
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if (length >= offset) {
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chunks.push(chunks[0].slice(-offset));
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length -= offset;
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while (length >= chunks[chunks.length - 1].length) {
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chunks.push(chunks[chunks.length - 1]);
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length -= chunks[chunks.length - 1].length;
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}
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}
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chunks.push(chunks[0].slice(-offset, -offset + length));
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}
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}
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var o = u8concat(chunks);
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if (o.length != usz)
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throw new Error("Unexpected length: ".concat(o.length, " != ").concat(usz));
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return o;
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}
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// src/iwa.ts
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function parse_iwa(buf) {
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var out = [], ptr = [0];
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while (ptr[0] < buf.length) {
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var len = parse_varint49(buf, ptr);
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var ai = parse_shallow(buf.slice(ptr[0], ptr[0] + len));
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ptr[0] += len;
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var res = {
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id: varint_to_i32(ai[1][0].data),
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messages: []
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};
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ai[2].forEach(function(b) {
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var mi = parse_shallow(b.data);
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var fl = varint_to_i32(mi[3][0].data);
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res.messages.push({
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meta: mi,
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data: buf.slice(ptr[0], ptr[0] + fl)
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});
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ptr[0] += fl;
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});
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out.push(res);
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}
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return out;
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}
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// src/cell.ts
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function parse_old_storage(buf, sst, rsst) {
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var dv = u8_to_dataview(buf);
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var ctype = buf[buf[0] == 4 ? 1 : 2];
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var flags = dv.getUint32(4, true);
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var data_offset = 12 + popcnt(flags & 3470) * 4;
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var ridx = -1, sidx = -1, ieee = NaN, dt = new Date(2001, 0, 1);
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if (flags & 512) {
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ridx = dv.getUint32(data_offset, true);
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data_offset += 4;
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}
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data_offset += popcnt(flags & 12288) * 4;
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if (flags & 16) {
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sidx = dv.getUint32(data_offset, true);
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data_offset += 4;
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}
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if (flags & 32) {
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ieee = dv.getFloat64(data_offset, true);
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data_offset += 8;
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}
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if (flags & 64) {
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dt.setTime(dt.getTime() + dv.getFloat64(data_offset, true) * 1e3);
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data_offset += 8;
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}
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var ret;
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switch (ctype) {
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case 0:
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break;
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case 2:
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ret = { t: "n", v: ieee };
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break;
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case 3:
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ret = { t: "s", v: sst[sidx] };
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break;
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case 5:
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ret = { t: "d", v: dt };
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break;
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case 6:
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ret = { t: "b", v: ieee > 0 };
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break;
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case 7:
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ret = { t: "n", v: ieee };
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break;
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case 8:
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ret = { t: "e", v: 0 };
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break;
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case 9:
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{
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if (ridx > -1)
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ret = { t: "s", v: rsst[ridx] };
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else if (sidx > -1)
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ret = { t: "s", v: sst[sidx] };
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else if (!isNaN(ieee))
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ret = { t: "n", v: ieee };
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else
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throw new Error("Unsupported cell type ".concat(buf.slice(0, 4)));
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}
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break;
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default:
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throw new Error("Unsupported cell type ".concat(buf.slice(0, 4)));
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}
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return ret;
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}
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function parse_storage(buf, sst, rsst) {
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var dv = u8_to_dataview(buf);
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var ctype = buf[1];
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var flags = dv.getUint32(8, true);
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var data_offset = 12;
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var ridx = -1, sidx = -1, d128 = NaN, ieee = NaN, dt = new Date(2001, 0, 1);
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if (flags & 1) {
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d128 = readDecimal128LE(buf, data_offset);
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data_offset += 16;
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}
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if (flags & 2) {
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ieee = dv.getFloat64(data_offset, true);
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data_offset += 8;
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}
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if (flags & 4) {
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dt.setTime(dt.getTime() + dv.getFloat64(data_offset, true) * 1e3);
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data_offset += 8;
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}
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if (flags & 8) {
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sidx = dv.getUint32(data_offset, true);
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data_offset += 4;
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}
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if (flags & 16) {
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ridx = dv.getUint32(data_offset, true);
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data_offset += 4;
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}
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var ret;
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switch (ctype) {
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case 0:
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break;
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case 2:
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ret = { t: "n", v: d128 };
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break;
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case 3:
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ret = { t: "s", v: sst[sidx] };
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break;
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case 5:
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ret = { t: "d", v: dt };
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break;
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case 6:
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ret = { t: "b", v: ieee > 0 };
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break;
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case 7:
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ret = { t: "n", v: ieee };
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break;
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case 8:
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ret = { t: "e", v: 0 };
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break;
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case 9:
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{
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if (ridx > -1)
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ret = { t: "s", v: rsst[ridx] };
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else
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throw new Error("Unsupported cell type ".concat(ctype, " : ").concat(flags & 31, " : ").concat(buf.slice(0, 4)));
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}
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break;
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case 10:
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ret = { t: "n", v: d128 };
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break;
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default:
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throw new Error("Unsupported cell type ".concat(ctype, " : ").concat(flags & 31, " : ").concat(buf.slice(0, 4)));
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}
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return ret;
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}
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function parse(buf, sst, rsst) {
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switch (buf[0]) {
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case 3:
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case 4:
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return parse_old_storage(buf, sst, rsst);
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case 5:
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return parse_storage(buf, sst, rsst);
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default:
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throw new Error("Unsupported payload version ".concat(buf[0]));
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}
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}
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// src/numbers.ts
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var encode_col = function(C) {
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var s = "";
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for (++C; C; C = Math.floor((C - 1) / 26))
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s = String.fromCharCode((C - 1) % 26 + 65) + s;
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return s;
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};
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var encode_cell = function(c) {
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return "".concat(encode_col(c.c)).concat(c.r + 1);
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};
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var encode_range = function(r) {
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return encode_cell(r.s) + ":" + encode_cell(r.e);
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};
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var book_new = function() {
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return { Sheets: {}, SheetNames: [] };
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};
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var book_append_sheet = function(wb, ws, name) {
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if (!name)
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for (var i = 1; i < 9999; ++i) {
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if (wb.SheetNames.indexOf(name = "Sheet ".concat(i)) == -1)
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break;
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}
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else if (wb.SheetNames.indexOf(name) > -1)
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for (var i = 1; i < 9999; ++i) {
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if (wb.SheetNames.indexOf("".concat(name, "_").concat(i)) == -1) {
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name = "".concat(name, "_").concat(i);
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break;
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}
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}
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wb.SheetNames.push(name);
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wb.Sheets[name] = ws;
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};
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function parse_numbers(cfb) {
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var out = [];
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cfb.FullPaths.forEach(function(p) {
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if (p.match(/\.iwpv2/))
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|
throw new Error("Unsupported password protection");
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});
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cfb.FileIndex.forEach(function(s) {
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|
if (!s.name.match(/\.iwa$/))
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return;
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|
var o;
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|
try {
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|
o = deframe(s.content);
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} catch (e) {
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return console.log("?? " + s.content.length + " " + (e.message || e));
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}
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var packets;
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try {
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packets = parse_iwa(o);
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|
} catch (e) {
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return console.log("## " + (e.message || e));
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}
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packets.forEach(function(packet) {
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out[+packet.id] = packet.messages;
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});
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});
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if (!out.length)
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throw new Error("File has no messages");
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|
var docroot;
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out.forEach(function(iwams) {
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iwams.forEach(function(iwam) {
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var mtype = varint_to_i32(iwam.meta[1][0].data) >>> 0;
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|
if (mtype == 1) {
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if (!docroot)
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docroot = iwam;
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|
else
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|
throw new Error("Document has multiple roots");
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}
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});
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});
|
|
if (!docroot)
|
|
throw new Error("Cannot find Document root");
|
|
return parse_docroot(out, docroot);
|
|
}
|
|
var numbers_default = parse_numbers;
|
|
function parse_Reference(buf) {
|
|
var pb = parse_shallow(buf);
|
|
return parse_varint49(pb[1][0].data);
|
|
}
|
|
function parse_TST_TableDataList(M, root) {
|
|
var pb = parse_shallow(root.data);
|
|
var type = varint_to_i32(pb[1][0].data);
|
|
var entries = pb[3];
|
|
var data = [];
|
|
(entries || []).forEach(function(entry) {
|
|
var le = parse_shallow(entry.data);
|
|
var key = varint_to_i32(le[1][0].data) >>> 0;
|
|
switch (type) {
|
|
case 1:
|
|
data[key] = u8str(le[3][0].data);
|
|
break;
|
|
case 8:
|
|
{
|
|
var rt = M[parse_Reference(le[9][0].data)][0];
|
|
var rtp = parse_shallow(rt.data);
|
|
var rtpref = M[parse_Reference(rtp[1][0].data)][0];
|
|
var mtype = varint_to_i32(rtpref.meta[1][0].data);
|
|
if (mtype != 2001)
|
|
throw new Error("2000 unexpected reference to ".concat(mtype));
|
|
var tswpsa = parse_shallow(rtpref.data);
|
|
data[key] = tswpsa[3].map(function(x) {
|
|
return u8str(x.data);
|
|
}).join("");
|
|
}
|
|
break;
|
|
}
|
|
});
|
|
return data;
|
|
}
|
|
function parse_TST_TileRowInfo(u8) {
|
|
var _a, _b, _c, _d, _e, _f, _g, _h, _i, _j;
|
|
var pb = parse_shallow(u8);
|
|
var R = varint_to_i32(pb[1][0].data) >>> 0;
|
|
var pre_bnc = (_b = (_a = pb[3]) == null ? void 0 : _a[0]) == null ? void 0 : _b.data;
|
|
var pre_bnc_offsets = ((_d = (_c = pb[4]) == null ? void 0 : _c[0]) == null ? void 0 : _d.data) && u8_to_dataview(pb[4][0].data);
|
|
var storage = (_f = (_e = pb[6]) == null ? void 0 : _e[0]) == null ? void 0 : _f.data;
|
|
var storage_offsets = ((_h = (_g = pb[7]) == null ? void 0 : _g[0]) == null ? void 0 : _h.data) && u8_to_dataview(pb[7][0].data);
|
|
var wide_offsets = ((_j = (_i = pb[8]) == null ? void 0 : _i[0]) == null ? void 0 : _j.data) && varint_to_i32(pb[8][0].data) > 0 || false;
|
|
var width = wide_offsets ? 4 : 1;
|
|
var cells = [];
|
|
var off = 0;
|
|
for (var C = 0; C < pre_bnc_offsets.byteLength / 2; ++C) {
|
|
if (storage && storage_offsets) {
|
|
off = storage_offsets.getUint16(C * 2, true) * width;
|
|
if (off < storage.length) {
|
|
cells[C] = storage.subarray(off, storage_offsets.getUint16(C * 2 + 2, true) * width);
|
|
continue;
|
|
}
|
|
}
|
|
if (pre_bnc && pre_bnc_offsets) {
|
|
off = pre_bnc_offsets.getUint16(C * 2, true) * width;
|
|
if (off < pre_bnc.length)
|
|
cells[C] = pre_bnc.subarray(off, pre_bnc_offsets.getUint16(C * 2 + 2, true) * width);
|
|
}
|
|
}
|
|
return { R: R, cells: cells };
|
|
}
|
|
function parse_TST_Tile(M, root) {
|
|
var pb = parse_shallow(root.data);
|
|
var ri = mappa(pb[5], parse_TST_TileRowInfo);
|
|
return ri.reduce(function(acc, x) {
|
|
if (!acc[x.R])
|
|
acc[x.R] = [];
|
|
x.cells.forEach(function(cell, C) {
|
|
if (acc[x.R][C])
|
|
throw new Error("Duplicate cell r=".concat(x.R, " c=").concat(C));
|
|
acc[x.R][C] = cell;
|
|
});
|
|
return acc;
|
|
}, []);
|
|
}
|
|
function parse_TST_TableModelArchive(M, root, ws) {
|
|
var _a;
|
|
var pb = parse_shallow(root.data);
|
|
var range = { s: { r: 0, c: 0 }, e: { r: 0, c: 0 } };
|
|
range.e.r = (varint_to_i32(pb[6][0].data) >>> 0) - 1;
|
|
if (range.e.r < 0)
|
|
throw new Error("Invalid row varint ".concat(pb[6][0].data));
|
|
range.e.c = (varint_to_i32(pb[7][0].data) >>> 0) - 1;
|
|
if (range.e.c < 0)
|
|
throw new Error("Invalid col varint ".concat(pb[7][0].data));
|
|
ws["!ref"] = encode_range(range);
|
|
{
|
|
var store = parse_shallow(pb[4][0].data);
|
|
var sst = parse_TST_TableDataList(M, M[parse_Reference(store[4][0].data)][0]);
|
|
var rsst = ((_a = store[17]) == null ? void 0 : _a[0]) ? parse_TST_TableDataList(M, M[parse_Reference(store[17][0].data)][0]) : [];
|
|
{
|
|
var tile = parse_shallow(store[3][0].data);
|
|
var tiles = [];
|
|
tile[1].forEach(function(t) {
|
|
var tl = parse_shallow(t.data);
|
|
var ref = M[parse_Reference(tl[2][0].data)][0];
|
|
var mtype = varint_to_i32(ref.meta[1][0].data);
|
|
if (mtype != 6002)
|
|
throw new Error("6001 unexpected reference to ".concat(mtype));
|
|
tiles.push({ id: varint_to_i32(tl[1][0].data), ref: parse_TST_Tile(M, ref) });
|
|
});
|
|
tiles.forEach(function(tile2) {
|
|
tile2.ref.forEach(function(row, R) {
|
|
row.forEach(function(buf, C) {
|
|
var addr = encode_cell({ r: R, c: C });
|
|
var res = parse(buf, sst, rsst);
|
|
if (res)
|
|
ws[addr] = res;
|
|
});
|
|
});
|
|
});
|
|
}
|
|
}
|
|
}
|
|
function parse_TST_TableInfoArchive(M, root) {
|
|
var pb = parse_shallow(root.data);
|
|
var out = { "!ref": "A1" };
|
|
var tableref = M[parse_Reference(pb[2][0].data)];
|
|
var mtype = varint_to_i32(tableref[0].meta[1][0].data);
|
|
if (mtype != 6001)
|
|
throw new Error("6000 unexpected reference to ".concat(mtype));
|
|
parse_TST_TableModelArchive(M, tableref[0], out);
|
|
return out;
|
|
}
|
|
function parse_sheetroot(M, root) {
|
|
var _a;
|
|
var pb = parse_shallow(root.data);
|
|
var out = {
|
|
name: ((_a = pb[1]) == null ? void 0 : _a[0]) ? u8str(pb[1][0].data) : "",
|
|
sheets: []
|
|
};
|
|
var shapeoffs = mappa(pb[2], parse_Reference);
|
|
shapeoffs.forEach(function(off) {
|
|
M[off].forEach(function(m) {
|
|
var mtype = varint_to_i32(m.meta[1][0].data);
|
|
if (mtype == 6e3)
|
|
out.sheets.push(parse_TST_TableInfoArchive(M, m));
|
|
});
|
|
});
|
|
return out;
|
|
}
|
|
function parse_docroot(M, root) {
|
|
var out = book_new();
|
|
var pb = parse_shallow(root.data);
|
|
var sheetoffs = mappa(pb[1], parse_Reference);
|
|
sheetoffs.forEach(function(off) {
|
|
M[off].forEach(function(m) {
|
|
var mtype = varint_to_i32(m.meta[1][0].data);
|
|
if (mtype == 2) {
|
|
var root2 = parse_sheetroot(M, m);
|
|
root2.sheets.forEach(function(sheet) {
|
|
book_append_sheet(out, sheet, root2.name);
|
|
});
|
|
}
|
|
});
|
|
});
|
|
if (out.SheetNames.length == 0)
|
|
throw new Error("Empty NUMBERS file");
|
|
return out;
|
|
}
|
|
return __toCommonJS(numbers_exports);
|
|
})();
|
|
/*! sheetjs (C) 2013-present SheetJS -- http://sheetjs.com */
|