forked from sheetjs/sheetjs
1225 lines
47 KiB
TypeScript
1225 lines
47 KiB
TypeScript
/*! sheetjs (C) 2013-present SheetJS -- http://sheetjs.com */
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/// <reference path="src/types.ts"/>
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/* these are type imports and do not show up in the generated JS */
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import { CFB$Container, CFB$Entry } from 'cfb';
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import { WorkBook, WorkSheet, Range, CellObject, ParsingOptions, WritingOptions } from '../';
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import type { utils } from "../";
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declare var encode_cell: typeof utils.encode_cell;
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declare var encode_range: typeof utils.encode_range;
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declare var book_new: typeof utils.book_new;
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declare var book_append_sheet: typeof utils.book_append_sheet;
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declare var sheet_to_json: typeof utils.sheet_to_json;
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declare var decode_range: typeof utils.decode_range;
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import * as _CFB from 'cfb';
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declare var CFB: typeof _CFB;
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//<<import { utils } from "../../";
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//<<const { encode_cell, encode_range, book_new, book_append_sheet } = utils;
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var subarray: "subarray" | "slice" = (() => {
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try {
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if(typeof Uint8Array == "undefined") return "slice";
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if(typeof Uint8Array.prototype.subarray == "undefined") return "slice";
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// NOTE: feature tests are for node < 6.x
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if(typeof Buffer !== "undefined") {
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if(typeof Buffer.prototype.subarray == "undefined") return "slice";
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if((typeof Buffer.from == "function" ? Buffer.from([72,62]) : new Buffer([72,62])) instanceof Uint8Array) return "subarray";
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return "slice";
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}
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return "subarray";
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} catch(e) { return "slice"; }
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})();
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function u8_to_dataview(array: Uint8Array): DataView { return new DataView(array.buffer, array.byteOffset, array.byteLength); }
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//<<export { u8_to_dataview };
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function u8str(u8: Uint8Array): string { return /* Buffer.isBuffer(u8) ? u8.toString() :*/ typeof TextDecoder != "undefined" ? new TextDecoder().decode(u8) : utf8read(a2s(u8)); }
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function stru8(str: string): Uint8Array { return typeof TextEncoder != "undefined" ? new TextEncoder().encode(str) : s2a(utf8write(str)) as Uint8Array; }
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//<<export { u8str, stru8 };
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function u8contains(body: Uint8Array, search: Uint8Array): boolean {
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outer: for(var L = 0; L <= body.length - search.length; ++L) {
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for(var j = 0; j < search.length; ++j) if(body[L+j] != search[j]) continue outer;
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return true;
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}
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return false;
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}
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//<<export { u8contains }
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/** Concatenate Uint8Arrays */
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function u8concat(u8a: Uint8Array[]): Uint8Array {
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var len = u8a.reduce((acc: number, x: Uint8Array) => acc + x.length, 0);
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var out = new Uint8Array(len);
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var off = 0;
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u8a.forEach(u8 => { out.set(u8, off); off += u8.length; });
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return out;
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}
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//<<export { u8concat };
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/** Count the number of bits set (assuming int32_t interpretation) */
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function popcnt(x: number): number {
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x -= ((x >> 1) & 0x55555555);
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x = (x & 0x33333333) + ((x >> 2) & 0x33333333);
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return (((x + (x >> 4)) & 0x0F0F0F0F) * 0x01010101) >>> 24;
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}
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/** Read a 128-bit decimal from the modern cell storage */
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function readDecimal128LE(buf: Uint8Array, offset: number): number {
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var exp = ((buf[offset + 15] & 0x7F) << 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) mantissa = mantissa * 256 + buf[j];
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return ((buf[offset+15] & 0x80) ? -mantissa : mantissa) * Math.pow(10, exp - 0x1820);
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}
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/** Write a 128-bit decimal to the modern cell storage */
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function writeDecimal128LE(buf: Uint8Array, offset: number, value: number): void {
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// TODO: something more correct than this
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var exp = Math.floor(value == 0 ? 0 : /*Math.log10*/Math.LOG10E * Math.log(Math.abs(value))) + 0x1820 - 16;
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var mantissa = (value / Math.pow(10, exp - 0x1820));
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buf[offset+15] |= exp >> 7;
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buf[offset+14] |= (exp & 0x7F) << 1;
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for(var i = 0; mantissa >= 1; ++i, mantissa /= 256) buf[offset + i] = mantissa & 0xFF;
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buf[offset+15] |= (value >= 0 ? 0 : 0x80);
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}
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type Ptr = [number];
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/** Parse an integer from the varint that can be exactly stored in a double */
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function parse_varint49(buf: Uint8Array, ptr?: Ptr): number {
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var l = ptr ? ptr[0] : 0;
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var usz = buf[l] & 0x7F;
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varint: if(buf[l++] >= 0x80) {
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usz |= (buf[l] & 0x7F) << 7; if(buf[l++] < 0x80) break varint;
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usz |= (buf[l] & 0x7F) << 14; if(buf[l++] < 0x80) break varint;
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usz |= (buf[l] & 0x7F) << 21; if(buf[l++] < 0x80) break varint;
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usz += (buf[l] & 0x7F) * Math.pow(2, 28); ++l; if(buf[l++] < 0x80) break varint;
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usz += (buf[l] & 0x7F) * Math.pow(2, 35); ++l; if(buf[l++] < 0x80) break varint;
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usz += (buf[l] & 0x7F) * Math.pow(2, 42); ++l; if(buf[l++] < 0x80) break varint;
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}
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if(ptr) ptr[0] = l;
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return usz;
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}
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/** Write a varint up to 7 bytes / 49 bits */
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function write_varint49(v: number): Uint8Array {
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var usz = new Uint8Array(7);
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usz[0] = (v & 0x7F);
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var L = 1;
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sz: if(v > 0x7F) {
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usz[L-1] |= 0x80; usz[L] = (v >> 7) & 0x7F; ++L;
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if(v <= 0x3FFF) break sz;
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usz[L-1] |= 0x80; usz[L] = (v >> 14) & 0x7F; ++L;
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if(v <= 0x1FFFFF) break sz;
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usz[L-1] |= 0x80; usz[L] = (v >> 21) & 0x7F; ++L;
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if(v <= 0xFFFFFFF) break sz;
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usz[L-1] |= 0x80; usz[L] = ((v/0x100) >>> 21) & 0x7F; ++L;
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if(v <= 0x7FFFFFFFF) break sz;
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usz[L-1] |= 0x80; usz[L] = ((v/0x10000) >>> 21) & 0x7F; ++L;
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if(v <= 0x3FFFFFFFFFF) break sz;
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usz[L-1] |= 0x80; usz[L] = ((v/0x1000000) >>> 21) & 0x7F; ++L;
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}
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return usz[subarray](0, L);
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}
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//<<export { parse_varint49, write_varint49 };
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/** Parse a 32-bit signed integer from the raw varint */
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function varint_to_i32(buf: Uint8Array): number {
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var l = 0, i32 = buf[l] & 0x7F;
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varint: if(buf[l++] >= 0x80) {
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i32 |= (buf[l] & 0x7F) << 7; if(buf[l++] < 0x80) break varint;
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i32 |= (buf[l] & 0x7F) << 14; if(buf[l++] < 0x80) break varint;
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i32 |= (buf[l] & 0x7F) << 21; if(buf[l++] < 0x80) break varint;
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i32 |= (buf[l] & 0x7F) << 28;
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}
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return i32;
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}
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//<<export { varint_to_i32 };
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interface ProtoItem {
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data: Uint8Array;
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type: number;
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}
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type ProtoField = Array<ProtoItem>
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type ProtoMessage = Array<ProtoField>;
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/** Shallow parse of a Protobuf message */
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function parse_shallow(buf: Uint8Array): ProtoMessage {
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var out: ProtoMessage = [], ptr: 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 & 0x07; num = Math.floor(num / 8);
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var len = 0;
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var res: Uint8Array;
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if(num == 0) break;
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switch(type) {
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case 0: {
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var l = ptr[0];
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while(buf[ptr[0]++] >= 0x80);
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res = buf[subarray](l, ptr[0]);
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} break;
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case 5: len = 4; res = buf[subarray](ptr[0], ptr[0] + len); ptr[0] += len; break;
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case 1: len = 8; res = buf[subarray](ptr[0], ptr[0] + len); ptr[0] += len; break;
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case 2: len = parse_varint49(buf, ptr); res = buf[subarray](ptr[0], ptr[0] + len); ptr[0] += len; break;
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case 3: // Start group
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case 4: // End group
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default: throw new Error(`PB Type ${type} for Field ${num} at offset ${off}`);
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}
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var v: ProtoItem = { data: res, type };
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if(out[num] == null) out[num] = [v];
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else out[num].push(v);
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}
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return out;
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}
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/** Serialize a shallow parse */
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function write_shallow(proto: ProtoMessage): Uint8Array {
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var out: Uint8Array[] = [];
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proto.forEach((field, idx) => {
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if(idx == 0) return;
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field.forEach(item => {
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if(!item.data) return;
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out.push(write_varint49(idx * 8 + item.type));
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if(item.type == 2) out.push(write_varint49(item.data.length));
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out.push(item.data);
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});
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});
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return u8concat(out);
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}
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//<<export { parse_shallow, write_shallow };
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/** Map over each entry in a repeated (or single-value) field */
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function mappa<U>(data: ProtoField, cb:(Uint8Array) => U): U[] {
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return data?.map(d => cb(d.data)) || [];
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}
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interface IWAMessage {
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/** Metadata in .TSP.MessageInfo */
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meta: ProtoMessage;
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data: Uint8Array;
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}
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interface IWAArchiveInfo {
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id: number;
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merge?: boolean;
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messages: IWAMessage[];
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}
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/** Extract all messages from a IWA file */
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function parse_iwa_file(buf: Uint8Array): IWAArchiveInfo[] {
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var out: IWAArchiveInfo[] = [], ptr: Ptr = [0];
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while(ptr[0] < buf.length) {
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/* .TSP.ArchiveInfo */
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var len = parse_varint49(buf, ptr);
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var ai = parse_shallow(buf[subarray](ptr[0], ptr[0] + len));
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ptr[0] += len;
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var res: IWAArchiveInfo = {
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/* TODO: technically ID is optional */
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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(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[subarray](ptr[0], ptr[0] + fl)
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});
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ptr[0] += fl;
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});
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if(ai[3]?.[0]) res.merge = (varint_to_i32(ai[3][0].data) >>> 0) > 0;
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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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/** Generate an IWA file from a parsed structure */
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function write_iwa_file(ias: IWAArchiveInfo[]): Uint8Array {
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var bufs: Uint8Array[] = [];
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ias.forEach(ia => {
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var ai: ProtoMessage = [ [],
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[ {data: write_varint49(ia.id), type: 0} ],
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[]
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];
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if(ia.merge != null) ai[3] = [ { data: write_varint49(+!!ia.merge), type: 0 } ];
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var midata: Uint8Array[] = [];
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ia.messages.forEach(mi => {
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midata.push(mi.data);
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mi.meta[3] = [ { type: 0, data: write_varint49(mi.data.length) } ];
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ai[2].push({data: write_shallow(mi.meta), type: 2});
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});
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var aipayload = write_shallow(ai);
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bufs.push(write_varint49(aipayload.length));
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bufs.push(aipayload);
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midata.forEach(mid => bufs.push(mid));
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});
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return u8concat(bufs);
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}
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//<<export { IWAMessage, IWAArchiveInfo, parse_iwa_file, write_iwa_file };
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/** Decompress a snappy chunk */
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function parse_snappy_chunk(type: number, buf: Uint8Array): Uint8Array[] {
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if(type != 0) throw new Error(`Unexpected Snappy chunk type ${type}`);
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var ptr: Ptr = [0];
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var usz = parse_varint49(buf, ptr);
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var chunks: Uint8Array[] = [];
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while(ptr[0] < buf.length) {
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var tag = buf[ptr[0]] & 0x3;
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if(tag == 0) {
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var len = buf[ptr[0]++] >> 2;
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if(len < 60) ++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) len |= (buf[ptr[0]+1]<<8);
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if(c > 2) len |= (buf[ptr[0]+2]<<16);
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if(c > 3) len |= (buf[ptr[0]+3]<<24);
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len >>>=0; len++;
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ptr[0] += c;
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}
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chunks.push(buf[subarray](ptr[0], ptr[0] + len)); ptr[0] += len; 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) & 0x7) + 4;
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offset = (buf[ptr[0]++] & 0xE0) << 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) { offset = buf[ptr[0]] | (buf[ptr[0]+1]<<8); ptr[0] += 2; }
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else { offset = (buf[ptr[0]] | (buf[ptr[0]+1]<<8) | (buf[ptr[0]+2]<<16) | (buf[ptr[0]+3]<<24))>>>0; ptr[0] += 4; }
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}
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if(offset == 0) throw new Error("Invalid offset 0");
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var j = chunks.length - 1, off = offset;
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while(j >=0 && off >= chunks[j].length) { off -= chunks[j].length; --j; }
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if(j < 0) {
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if(off == 0) off = chunks[(j = 0)].length;
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else throw new Error("Invalid offset beyond length");
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}
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// Node 0.8 Buffer slice does not support negative indices
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if(length < off) chunks.push(chunks[j][subarray](chunks[j].length-off, chunks[j].length-off + length));
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else {
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if(off > 0) { chunks.push(chunks[j][subarray](chunks[j].length-off)); length -= off; } ++j;
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while(length >= chunks[j].length) { chunks.push(chunks[j]); length -= chunks[j].length; ++j; }
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if(length) chunks.push(chunks[j][subarray](0, length));
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}
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if(chunks.length > 100) chunks = [u8concat(chunks)];
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}
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}
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if(chunks.reduce((acc, u8) => acc + u8.length, 0) != usz) throw new Error(`Unexpected length: ${chunks.reduce((acc, u8) => acc + u8.length, 0)} != ${usz}`);
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return chunks;
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//var o = u8concat(chunks);
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//if(o.length != usz) throw new Error(`Unexpected length: ${o.length} != ${usz}`);
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//return o;
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}
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/** Decompress IWA file */
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function decompress_iwa_file(buf: Uint8Array): Uint8Array {
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if(Array.isArray(buf)) buf = new Uint8Array(buf);
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var out: Uint8Array[] = [];
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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); l += 3;
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out.push.apply(out, parse_snappy_chunk(t, buf[subarray](l, l + len)));
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l += len;
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}
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if(l !== buf.length) 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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|
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/** Compress IWA file */
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function compress_iwa_file(buf: Uint8Array): Uint8Array {
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var out: Uint8Array[] = [];
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var l = 0;
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while(l < buf.length) {
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var c = Math.min(buf.length - l, 0xFFFFFFF);
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var frame = new Uint8Array(4);
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out.push(frame);
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var usz = write_varint49(c);
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var L = usz.length;
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out.push(usz);
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if(c <= 60) { L++; out.push(new Uint8Array([(c - 1)<<2])); }
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else if(c <= 0x100) { L += 2; out.push(new Uint8Array([0xF0, (c-1) & 0xFF])); }
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else if(c <= 0x10000) { L += 3; out.push(new Uint8Array([0xF4, (c-1) & 0xFF, ((c-1) >> 8) & 0xFF])); }
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else if(c <= 0x1000000) { L += 4; out.push(new Uint8Array([0xF8, (c-1) & 0xFF, ((c-1) >> 8) & 0xFF, ((c-1) >> 16) & 0xFF])); }
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else if(c <= 0x100000000) { L += 5; out.push(new Uint8Array([0xFC, (c-1) & 0xFF, ((c-1) >> 8) & 0xFF, ((c-1) >> 16) & 0xFF, ((c-1) >>> 24) & 0xFF])); }
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out.push(buf[subarray](l, l + c)); L += c;
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frame[0] = 0;
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frame[1] = L & 0xFF; frame[2] = (L >> 8) & 0xFF; frame[3] = (L >> 16) & 0xFF;
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l += c;
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}
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return u8concat(out);
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}
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//<<export { decompress_iwa_file, compress_iwa_file };
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|
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/** .TST.DataStore */
|
|
interface DataLUT {
|
|
/** shared string table */
|
|
sst: string[];
|
|
/** rich string table table */
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rsst: string[];
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/** old format table */
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ofmt: ProtoMessage[];
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/** new format table */
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nfmt: ProtoMessage[];
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}
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var numbers_lut_new = (): DataLUT => ({ sst: [], rsst: [], ofmt: [], nfmt: [] });
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function numbers_format_cell(cell: CellObject, t: number, flags: number, ofmt: ProtoMessage, nfmt: ProtoMessage): void {
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var ctype = t & 0xFF, ver = t >> 8;
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var fmt = ver >= 5 ? nfmt : ofmt;
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dur: if((flags & (ver > 4 ? 8: 4)) && cell.t == "n" && ctype == 7) {
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var dstyle = (fmt[7]?.[0]) ? parse_varint49(fmt[7][0].data) : -1;
|
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if(dstyle == -1) break dur;
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var dmin = (fmt[15]?.[0]) ? parse_varint49(fmt[15][0].data) : -1;
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var dmax = (fmt[16]?.[0]) ? parse_varint49(fmt[16][0].data) : -1;
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var auto = (fmt[40]?.[0]) ? parse_varint49(fmt[40][0].data) : -1;
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var d: number = cell.v as number, dd = d;
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autodur: if(auto) { // TODO: check if numbers reformats on load
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if(d == 0) { dmin = dmax = 2; break autodur; }
|
|
if(d >= 604800) dmin = 1;
|
|
else if(d >= 86400) dmin = 2;
|
|
else if(d >= 3600) dmin = 4;
|
|
else if(d >= 60) dmin = 8;
|
|
else if(d >= 1) dmin = 16;
|
|
else dmin = 32;
|
|
if(Math.floor(d) != d) dmax = 32;
|
|
else if(d % 60) dmax = 16;
|
|
else if(d % 3600) dmax = 8;
|
|
else if(d % 86400) dmax = 4;
|
|
else if(d % 604800) dmax = 2;
|
|
if(dmax < dmin) dmax = dmin;
|
|
}
|
|
if(dmin == -1 || dmax == -1) break dur;
|
|
var dstr: string[] = [], zstr: string[] = [];
|
|
/* TODO: plurality, SSF equivalents */
|
|
if(dmin == 1) {
|
|
dd = d / 604800;
|
|
if(dmax == 1) { zstr.push('d"d"'); } else { dd |= 0; d -= 604800 * dd; }
|
|
dstr.push(dd + (dstyle == 2 ? " week" + (dd == 1 ? "" : "s") : dstyle == 1 ? "w": ""));
|
|
}
|
|
if(dmin <= 2 && dmax >= 2) {
|
|
dd = d / 86400;
|
|
if(dmax > 2) { dd |= 0; d -= 86400 * dd; }
|
|
zstr.push("d" + '"d"');
|
|
dstr.push(dd + (dstyle == 2 ? " day" + (dd == 1 ? "" : "s") : dstyle == 1 ? "d" : ""));
|
|
}
|
|
if(dmin <= 4 && dmax >= 4) {
|
|
dd = d / 3600;
|
|
if(dmax > 4) { dd |= 0; d -= 3600 * dd; }
|
|
zstr.push((dmin >= 4 ? "[h]" : "h") + '"h"');
|
|
dstr.push(dd + (dstyle == 2 ? " hour" + (dd == 1 ? "" : "s") : dstyle == 1 ? "h" : ""));
|
|
}
|
|
if(dmin <= 8 && dmax >= 8) {
|
|
dd = d / 60;
|
|
if(dmax > 8) { dd |= 0; d -= 60 * dd; }
|
|
zstr.push((dmin >= 8 ? "[m]" : "m") + '"m"');
|
|
if(dstyle == 0) dstr.push(((dmin == 8 && dmax == 8 || dd >= 10) ? "" : "0") + dd)
|
|
else dstr.push(dd + (dstyle == 2 ? " minute" + (dd == 1 ? "" : "s") : dstyle == 1 ? "m" : ""));
|
|
}
|
|
if(dmin <= 16 && dmax >= 16) {
|
|
dd = d;
|
|
if(dmax > 16) { dd |= 0; d -= dd; }
|
|
zstr.push((dmin >= 16 ? "[s]" : "s") + '"s"');
|
|
if(dstyle == 0) dstr.push((dmax == 16 && dmin == 16 || dd >= 10 ? "" : "0") + dd)
|
|
else dstr.push(dd + (dstyle == 2 ? " second" + (dd == 1 ? "" : "s") : dstyle == 1 ? "s" : ""));
|
|
}
|
|
if(dmax >= 32) {
|
|
dd = Math.round(1000 * d);
|
|
if(dmin < 32) zstr.push(".000" + '"ms"');
|
|
if(dstyle == 0) dstr.push((dd >= 100 ? "" : dd >= 10 ? "0" : "00") + dd)
|
|
else dstr.push(dd + (dstyle == 2 ? " millisecond" + (dd == 1 ? "" : "s") : dstyle == 1 ? "ms" : ""));
|
|
}
|
|
cell.w = dstr.join(dstyle == 0 ? ":" : " "); cell.z = zstr.join(dstyle == 0 ? '":"': " ");
|
|
if(dstyle == 0) cell.w = cell.w.replace(/:(\d\d\d)$/, ".$1");
|
|
}
|
|
}
|
|
|
|
/** Parse "old storage" (version 0..4) */
|
|
function parse_old_storage(buf: Uint8Array, lut: DataLUT, v: 0|1|2|3|4): CellObject | void {
|
|
var dv = u8_to_dataview(buf);
|
|
var flags = dv.getUint32(4, true);
|
|
|
|
var ridx = -1, sidx = -1, zidx = -1, ieee = NaN, dt = new Date(2001, 0, 1);
|
|
var doff = (v > 1 ? 12 : 8);
|
|
if(flags & 0x0002) { zidx = dv.getUint32(doff, true); doff += 4;}
|
|
doff += popcnt(flags & (v > 1 ? 0x0D8C : 0x018C)) * 4;
|
|
|
|
if(flags & 0x0200) { ridx = dv.getUint32(doff, true); doff += 4; }
|
|
doff += popcnt(flags & (v > 1 ? 0x3000 : 0x1000)) * 4;
|
|
if(flags & 0x0010) { sidx = dv.getUint32(doff, true); doff += 4; }
|
|
if(flags & 0x0020) { ieee = dv.getFloat64(doff, true); doff += 8; }
|
|
if(flags & 0x0040) { dt.setTime(dt.getTime() + dv.getFloat64(doff, true) * 1000); doff += 8; }
|
|
|
|
if(v > 1) {
|
|
flags = dv.getUint32(8, true) >>> 16;
|
|
/* TODO: stress test if a cell can have multiple sub-type formats */
|
|
if(flags & 0xFF) { if(zidx == -1) zidx = dv.getUint32(doff, true); doff += 4; }
|
|
}
|
|
|
|
var ret: CellObject;
|
|
var t = buf[v >= 4 ? 1 : 2];
|
|
switch(t) {
|
|
case 0: return void 0; // return { t: "z" }; // blank?
|
|
case 2: ret = { t: "n", v: ieee }; break; // number
|
|
case 3: ret = { t: "s", v: lut.sst[sidx] }; break; // string
|
|
case 5: ret = { t: "d", v: dt }; break; // date-time
|
|
case 6: ret = { t: "b", v: ieee > 0 }; break; // boolean
|
|
case 7: ret = { t: "n", v: ieee }; break; // duration in seconds
|
|
case 8: ret = { t: "e", v: 0}; break; // "formula error" TODO: enumerate and map errors to csf equivalents
|
|
case 9: { // "rich text"
|
|
if(ridx > -1) ret = { t: "s", v: lut.rsst[ridx] };
|
|
else throw new Error(`Unsupported cell type ${buf[subarray](0,4)}`);
|
|
} break;
|
|
default: throw new Error(`Unsupported cell type ${buf[subarray](0,4)}`);
|
|
}
|
|
|
|
if(zidx > -1) numbers_format_cell(ret, t | (v<<8), flags, lut.ofmt[zidx], lut.nfmt[zidx]);
|
|
if(t == 7) (ret.v as number) /= 86400;
|
|
return ret;
|
|
}
|
|
|
|
/** Parse "new storage" (version 5) */
|
|
function parse_new_storage(buf: Uint8Array, lut: DataLUT): CellObject | void {
|
|
var dv = u8_to_dataview(buf);
|
|
var flags = dv.getUint32(8, true);
|
|
|
|
/* TODO: find the correct field position of number formats, formulae, etc */
|
|
var doff = 12;
|
|
|
|
var ridx = -1, sidx = -1, zidx = -1, d128 = NaN, ieee = NaN, dt = new Date(2001, 0, 1);
|
|
|
|
if(flags & 0x0001) { d128 = readDecimal128LE(buf, doff); doff += 16; }
|
|
if(flags & 0x0002) { ieee = dv.getFloat64(doff, true); doff += 8; }
|
|
if(flags & 0x0004) { dt.setTime(dt.getTime() + dv.getFloat64(doff, true) * 1000); doff += 8; }
|
|
if(flags & 0x0008) { sidx = dv.getUint32(doff, true); doff += 4; }
|
|
if(flags & 0x0010) { ridx = dv.getUint32(doff, true); doff += 4; }
|
|
|
|
doff += popcnt(flags & 0x1FE0) * 4;
|
|
|
|
/* TODO: stress test if a cell can have multiple sub-type formats */
|
|
if(flags & 0x7E000) { if(zidx == -1) zidx = dv.getUint32(doff, true); doff += 4; }
|
|
|
|
var ret: CellObject;
|
|
var t = buf[1];
|
|
switch(t) {
|
|
case 0: return void 0; // return { t: "z" }; // blank?
|
|
case 2: ret = { t: "n", v: d128 }; break; // number
|
|
case 3: ret = { t: "s", v: lut.sst[sidx] }; break; // string
|
|
case 5: ret = { t: "d", v: dt }; break; // date-time
|
|
case 6: ret = { t: "b", v: ieee > 0 }; break; // boolean
|
|
case 7: ret = { t: "n", v: ieee }; break; // duration in seconds TODO: emit [hh]:[mm] style format with adjusted value
|
|
case 8: ret = { t: "e", v: 0}; break; // "formula error" TODO: enumerate and map errors to csf equivalents
|
|
case 9: { // "rich text"
|
|
if(ridx > -1) ret = { t: "s", v: lut.rsst[ridx] };
|
|
else throw new Error(`Unsupported cell type ${buf[1]} : ${flags & 0x1F} : ${buf[subarray](0,4)}`);
|
|
} break;
|
|
case 10: ret = { t: "n", v: d128 }; break; // currency
|
|
default: throw new Error(`Unsupported cell type ${buf[1]} : ${flags & 0x1F} : ${buf[subarray](0,4)}`);
|
|
}
|
|
|
|
if(zidx > -1) numbers_format_cell(ret, t | (5<<8), flags >> 13, lut.ofmt[zidx], lut.nfmt[zidx] );
|
|
if(t == 7) (ret.v as number) /= 86400;
|
|
return ret;
|
|
}
|
|
|
|
/** Write a cell "new storage" (version 5) */
|
|
function write_new_storage(cell: CellObject, sst: string[]): Uint8Array {
|
|
var out = new Uint8Array(32), dv = u8_to_dataview(out), l = 12, flags = 0;
|
|
out[0] = 5;
|
|
switch(cell.t) {
|
|
case "n": out[1] = 2; writeDecimal128LE(out, l, cell.v as number); flags |= 1; l += 16; break;
|
|
case "b": out[1] = 6; dv.setFloat64(l, cell.v ? 1 : 0, true); flags |= 2; l += 8; break;
|
|
case "s":
|
|
if(sst.indexOf(cell.v as string) == -1) throw new Error(`Value ${cell.v} missing from SST!`);
|
|
out[1] = 3; dv.setUint32(l, sst.indexOf(cell.v as string), true); flags |= 8; l += 4; break;
|
|
default: throw "unsupported cell type " + cell.t;
|
|
}
|
|
dv.setUint32(8, flags, true);
|
|
return out[subarray](0, l);
|
|
}
|
|
/** Write a cell "old storage" (version 3) */
|
|
function write_old_storage(cell: CellObject, sst: string[]): Uint8Array {
|
|
var out = new Uint8Array(32), dv = u8_to_dataview(out), l = 12, flags = 0;
|
|
out[0] = 3;
|
|
switch(cell.t) {
|
|
case "n": out[2] = 2; dv.setFloat64(l, cell.v as number, true); flags |= 0x20; l += 8; break;
|
|
case "b": out[2] = 6; dv.setFloat64(l, cell.v ? 1 : 0, true); flags |= 0x20; l += 8; break;
|
|
case "s":
|
|
if(sst.indexOf(cell.v as string) == -1) throw new Error(`Value ${cell.v} missing from SST!`);
|
|
out[2] = 3; dv.setUint32(l, sst.indexOf(cell.v as string), true); flags |= 0x10; l += 4; break;
|
|
default: throw "unsupported cell type " + cell.t;
|
|
}
|
|
dv.setUint32(4, flags, true);
|
|
return out[subarray](0, l);
|
|
}
|
|
//<<export { write_new_storage, write_old_storage };
|
|
function parse_cell_storage(buf: Uint8Array, lut: DataLUT): CellObject | void {
|
|
switch(buf[0]) {
|
|
case 0: case 1:
|
|
case 2: case 3: case 4: return parse_old_storage(buf, lut, buf[0]);
|
|
case 5: return parse_new_storage(buf, lut);
|
|
default: throw new Error(`Unsupported payload version ${buf[0]}`);
|
|
}
|
|
}
|
|
|
|
/** .TSS.StylesheetArchive */
|
|
//function parse_TSS_StylesheetArchive(M: IWAMessage[][], root: IWAMessage): void {
|
|
// var pb = parse_shallow(root.data);
|
|
//}
|
|
|
|
/** Parse .TSP.Reference */
|
|
function parse_TSP_Reference(buf: Uint8Array): number {
|
|
var pb = parse_shallow(buf);
|
|
return parse_varint49(pb[1][0].data);
|
|
}
|
|
/** Write .TSP.Reference */
|
|
function write_TSP_Reference(idx: number): Uint8Array {
|
|
return write_shallow([
|
|
[],
|
|
[ { type: 0, data: write_varint49(idx) } ]
|
|
]);
|
|
}
|
|
//<<export { parse_TSP_Reference, write_TSP_Reference };
|
|
|
|
type MessageSpace = {[id: number]: IWAMessage[]};
|
|
|
|
/** Parse .TST.TableDataList */
|
|
function parse_TST_TableDataList(M: MessageSpace, root: IWAMessage): any[] {
|
|
var pb = parse_shallow(root.data);
|
|
// .TST.TableDataList.ListType
|
|
var type = varint_to_i32(pb[1][0].data);
|
|
|
|
var entries = pb[3];
|
|
var data: any[] = [];
|
|
(entries||[]).forEach(entry => {
|
|
// .TST.TableDataList.ListEntry
|
|
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: {
|
|
// .TSP.RichTextPayloadArchive
|
|
var rt = M[parse_TSP_Reference(le[9][0].data)][0];
|
|
var rtp = parse_shallow(rt.data);
|
|
|
|
// .TSWP.StorageArchive
|
|
var rtpref = M[parse_TSP_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 ${mtype}`);
|
|
var tswpsa = parse_shallow(rtpref.data);
|
|
|
|
data[key] = tswpsa[3].map(x => u8str(x.data)).join("");
|
|
} break;
|
|
case 2: data[key] = parse_shallow(le[6][0].data); break;
|
|
default: throw type;
|
|
}
|
|
});
|
|
return data;
|
|
}
|
|
|
|
type TileStorageType = -1 | 0 | 1;
|
|
interface TileRowInfo {
|
|
/** Row Index */
|
|
R: number;
|
|
/** Cell Storage */
|
|
cells: Uint8Array[];
|
|
}
|
|
/** Parse .TSP.TileRowInfo */
|
|
function parse_TST_TileRowInfo(u8: Uint8Array, type: TileStorageType): TileRowInfo {
|
|
var pb = parse_shallow(u8);
|
|
var R = varint_to_i32(pb[1][0].data) >>> 0;
|
|
var cnt = varint_to_i32(pb[2][0].data) >>> 0;
|
|
// var version = pb?.[5]?.[0] && (varint_to_i32(pb[5][0].data) >>> 0);
|
|
var wide_offsets = pb[8]?.[0]?.data && varint_to_i32(pb[8][0].data) > 0 || false;
|
|
|
|
/* select storage by type (1 = modern / 0 = old / -1 = try modern, old) */
|
|
var used_storage_u8: Uint8Array, used_storage: Uint8Array;
|
|
if(pb[7]?.[0]?.data && type != 0) { used_storage_u8 = pb[7]?.[0]?.data; used_storage = pb[6]?.[0]?.data; }
|
|
else if(pb[4]?.[0]?.data && type != 1) { used_storage_u8 = pb[4]?.[0]?.data; used_storage = pb[3]?.[0]?.data; }
|
|
else throw `NUMBERS Tile missing ${type} cell storage`;
|
|
|
|
/* find all offsets -- 0xFFFF means cells are not present */
|
|
var width = wide_offsets ? 4 : 1;
|
|
var used_storage_offsets = u8_to_dataview(used_storage_u8);
|
|
var offsets: Array<[number, number]> = [];
|
|
for(var C = 0; C < used_storage_u8.length / 2; ++C) {
|
|
var off = used_storage_offsets.getUint16(C*2, true);
|
|
if(off < 65535) offsets.push([C, off]);
|
|
}
|
|
if(offsets.length != cnt) throw `Expected ${cnt} cells, found ${offsets.length}`;
|
|
|
|
var cells: Uint8Array[] = [];
|
|
for(C = 0; C < offsets.length - 1; ++C) cells[offsets[C][0]] = used_storage[subarray](offsets[C][1] * width, offsets[C+1][1] * width);
|
|
if(offsets.length >= 1) cells[offsets[offsets.length - 1][0]] = used_storage[subarray](offsets[offsets.length - 1][1] * width);
|
|
return { R, cells };
|
|
}
|
|
|
|
interface TileInfo {
|
|
data: Uint8Array[][];
|
|
nrows: number;
|
|
}
|
|
/** Parse .TST.Tile */
|
|
function parse_TST_Tile(M: MessageSpace, root: IWAMessage): TileInfo {
|
|
var pb = parse_shallow(root.data);
|
|
// ESBuild issue 2136
|
|
// var storage: TileStorageType = (pb?.[7]?.[0]) ? ((varint_to_i32(pb[7][0].data)>>>0) > 0 ? 1 : 0 ) : -1;
|
|
var storage: TileStorageType = -1;
|
|
if(pb?.[7]?.[0]) { if(varint_to_i32(pb[7][0].data)>>>0) storage = 1; else storage = 0; }
|
|
var ri = mappa(pb[5], (u8: Uint8Array) => parse_TST_TileRowInfo(u8, storage));
|
|
return {
|
|
nrows: varint_to_i32(pb[4][0].data)>>>0,
|
|
data: ri.reduce((acc, x) => {
|
|
if(!acc[x.R]) acc[x.R] = [];
|
|
x.cells.forEach((cell, C) => {
|
|
if(acc[x.R][C]) throw new Error(`Duplicate cell r=${x.R} c=${C}`);
|
|
acc[x.R][C] = cell;
|
|
});
|
|
return acc;
|
|
}, [] as Uint8Array[][])
|
|
};
|
|
}
|
|
|
|
/** Parse .TST.TableModelArchive (6001) */
|
|
function parse_TST_TableModelArchive(M: MessageSpace, root: IWAMessage, ws: WorkSheet) {
|
|
var pb = parse_shallow(root.data);
|
|
var range: 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 ${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 ${pb[7][0].data}`);
|
|
ws["!ref"] = encode_range(range);
|
|
var dense = Array.isArray(ws);
|
|
// .TST.DataStore
|
|
var store = parse_shallow(pb[4][0].data);
|
|
var lut: DataLUT = numbers_lut_new();
|
|
if(store[4]?.[0]) lut.sst = parse_TST_TableDataList(M, M[parse_TSP_Reference(store[4][0].data)][0]);
|
|
if(store[11]?.[0]) lut.ofmt = parse_TST_TableDataList(M, M[parse_TSP_Reference(store[11][0].data)][0]);
|
|
if(store[17]?.[0]) lut.rsst = parse_TST_TableDataList(M, M[parse_TSP_Reference(store[17][0].data)][0]);
|
|
if(store[22]?.[0]) lut.nfmt = parse_TST_TableDataList(M, M[parse_TSP_Reference(store[22][0].data)][0]);
|
|
|
|
// .TST.TileStorage
|
|
var tile = parse_shallow(store[3][0].data);
|
|
var _R = 0;
|
|
/* TODO: should this list be sorted by id ? */
|
|
tile[1].forEach(t => {
|
|
var tl = (parse_shallow(t.data));
|
|
// var id = varint_to_i32(tl[1][0].data);
|
|
var ref = M[parse_TSP_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 ${mtype}`);
|
|
var _tile = parse_TST_Tile(M, ref);
|
|
_tile.data.forEach((row, R) => {
|
|
row.forEach((buf, C) => {
|
|
var res = parse_cell_storage(buf, lut);
|
|
if(res) {
|
|
if(dense) {
|
|
if(!ws[_R + R]) ws[_R + R] = [];
|
|
ws[_R + R][C] = res;
|
|
} else {
|
|
var addr = encode_cell({r:_R + R,c:C});
|
|
ws[addr] = res;
|
|
}
|
|
}
|
|
});
|
|
});
|
|
_R += _tile.nrows;
|
|
});
|
|
|
|
if(store[13]?.[0]) {
|
|
var ref = M[parse_TSP_Reference(store[13][0].data)][0];
|
|
var mtype = varint_to_i32(ref.meta[1][0].data);
|
|
if(mtype != 6144) throw new Error(`Expected merge type 6144, found ${mtype}`);
|
|
ws["!merges"] = parse_shallow(ref.data)?.[1].map(pi => {
|
|
var merge = parse_shallow(pi.data);
|
|
var origin = u8_to_dataview(parse_shallow(merge[1][0].data)[1][0].data), size = u8_to_dataview(parse_shallow(merge[2][0].data)[1][0].data);
|
|
return {
|
|
s: { r: origin.getUint16(0, true), c: origin.getUint16(2, true) },
|
|
e: {
|
|
r: origin.getUint16(0, true) + size.getUint16(0, true) - 1,
|
|
c: origin.getUint16(2, true) + size.getUint16(2, true) - 1
|
|
}
|
|
};
|
|
});
|
|
}
|
|
}
|
|
|
|
/** Parse .TST.TableInfoArchive (6000) */
|
|
function parse_TST_TableInfoArchive(M: MessageSpace, root: IWAMessage, opts?: ParsingOptions): WorkSheet {
|
|
var pb = parse_shallow(root.data);
|
|
// ESBuild #2375
|
|
var out: WorkSheet;
|
|
if(!opts?.dense) out = ({ "!ref": "A1" });
|
|
else out = ([] as any);
|
|
out["!ref"] = "A1";
|
|
var tableref = M[parse_TSP_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 ${mtype}`);
|
|
parse_TST_TableModelArchive(M, tableref[0], out);
|
|
return out;
|
|
}
|
|
|
|
interface NSheet {
|
|
name: string;
|
|
sheets: WorkSheet[];
|
|
}
|
|
/** Parse .TN.SheetArchive (2) */
|
|
function parse_TN_SheetArchive(M: MessageSpace, root: IWAMessage, opts?: ParsingOptions): NSheet {
|
|
var pb = parse_shallow(root.data);
|
|
var out: NSheet = {
|
|
name: (pb[1]?.[0] ? u8str(pb[1][0].data) : ""),
|
|
sheets: []
|
|
};
|
|
var shapeoffs = mappa(pb[2], parse_TSP_Reference);
|
|
shapeoffs.forEach((off) => {
|
|
M[off].forEach((m: IWAMessage) => {
|
|
var mtype = varint_to_i32(m.meta[1][0].data);
|
|
if(mtype == 6000) out.sheets.push(parse_TST_TableInfoArchive(M, m, opts));
|
|
});
|
|
});
|
|
return out;
|
|
}
|
|
|
|
/** Parse .TN.DocumentArchive */
|
|
function parse_TN_DocumentArchive(M: MessageSpace, root: IWAMessage, opts?: ParsingOptions): WorkBook {
|
|
var out = book_new();
|
|
var pb = parse_shallow(root.data);
|
|
if(pb[2]?.[0]) throw new Error("Keynote presentations are not supported");
|
|
|
|
// var stylesheet = mappa(pb[4], parse_TSP_Reference)[0];
|
|
// if(varint_to_i32(M[stylesheet][0].meta[1][0].data) == 401) parse_TSS_StylesheetArchive(M, M[stylesheet][0]);
|
|
// var sidebar = mappa(pb[5], parse_TSP_Reference);
|
|
// var theme = mappa(pb[6], parse_TSP_Reference);
|
|
// var docinfo = parse_shallow(pb[8][0].data);
|
|
// var tskinfo = parse_shallow(docinfo[1][0].data);
|
|
// var author_storage = mappa(tskinfo[7], parse_TSP_Reference);
|
|
|
|
var sheetoffs = mappa(pb[1], parse_TSP_Reference);
|
|
sheetoffs.forEach((off) => {
|
|
M[off].forEach((m: IWAMessage) => {
|
|
var mtype = varint_to_i32(m.meta[1][0].data);
|
|
if(mtype == 2) {
|
|
var root = parse_TN_SheetArchive(M, m, opts);
|
|
root.sheets.forEach((sheet, idx) => { book_append_sheet(out, sheet, idx == 0 ? root.name : root.name + "_" + idx, true); });
|
|
}
|
|
});
|
|
});
|
|
if(out.SheetNames.length == 0) throw new Error("Empty NUMBERS file");
|
|
out.bookType = "numbers";
|
|
return out;
|
|
}
|
|
|
|
/** Parse NUMBERS file */
|
|
function parse_numbers_iwa(cfb: CFB$Container, opts?: ParsingOptions ): WorkBook {
|
|
var M: MessageSpace = {}, indices: number[] = [];
|
|
cfb.FullPaths.forEach(p => { if(p.match(/\.iwpv2/)) throw new Error(`Unsupported password protection`); });
|
|
|
|
/* collect entire message space */
|
|
cfb.FileIndex.forEach(s => {
|
|
if(!s.name.match(/\.iwa$/)) return;
|
|
if(s.content[0] == 98) return; // TODO: OperationStorage.iwa
|
|
var o: Uint8Array;
|
|
try { o = decompress_iwa_file(s.content as Uint8Array); } catch(e) { return console.log("?? " + s.content.length + " " + (e.message || e)); }
|
|
var packets: IWAArchiveInfo[];
|
|
try { packets = parse_iwa_file(o); } catch(e) { return console.log("## " + (e.message || e)); }
|
|
packets.forEach(packet => { M[packet.id] = packet.messages; indices.push(packet.id); });
|
|
});
|
|
if(!indices.length) throw new Error("File has no messages");
|
|
|
|
/* find document root */
|
|
if(M?.[1]?.[0]?.meta?.[1]?.[0].data && varint_to_i32(M[1][0].meta[1][0].data) == 10000) throw new Error("Pages documents are not supported");
|
|
var docroot: IWAMessage | false = M?.[1]?.[0]?.meta?.[1]?.[0].data && varint_to_i32(M[1][0].meta[1][0].data) == 1 && M[1][0];
|
|
if(!docroot) indices.forEach((idx) => {
|
|
M[idx].forEach((iwam) => {
|
|
var mtype = varint_to_i32(iwam.meta[1][0].data) >>> 0;
|
|
if(mtype == 1) {
|
|
if(!docroot) docroot = iwam;
|
|
else throw new Error("Document has multiple roots");
|
|
}
|
|
});
|
|
});
|
|
if(!docroot) throw new Error("Cannot find Document root");
|
|
return parse_TN_DocumentArchive(M, docroot, opts);
|
|
}
|
|
|
|
//<<export { parse_numbers_iwa };
|
|
|
|
interface DependentInfo {
|
|
deps: number[];
|
|
location: string;
|
|
type: number;
|
|
}
|
|
/** Write .TST.TileRowInfo */
|
|
function write_tile_row(tri: ProtoMessage, data: any[], SST: string[], wide: boolean): number {
|
|
if(!tri[6]?.[0] || !tri[7]?.[0]) throw "Mutation only works on post-BNC storages!";
|
|
//var wide_offsets = tri[8]?.[0]?.data && varint_to_i32(tri[8][0].data) > 0 || false;
|
|
var cnt = 0;
|
|
if(tri[7][0].data.length < 2 * data.length) {
|
|
var new_7 = new Uint8Array(2 * data.length);
|
|
new_7.set(tri[7][0].data);
|
|
tri[7][0].data = new_7;
|
|
}
|
|
//if(wide) {
|
|
// tri[3] = [{type: 2, data: new Uint8Array([240, 159, 164, 160]) }];
|
|
// tri[4] = [{type: 2, data: new Uint8Array([240, 159, 164, 160]) }];
|
|
/* } else*/ if(tri[4][0].data.length < 2 * data.length) {
|
|
var new_4 = new Uint8Array(2 * data.length);
|
|
new_4.set(tri[4][0].data);
|
|
tri[4][0].data = new_4;
|
|
}
|
|
var dv = u8_to_dataview(tri[7][0].data), last_offset = 0, cell_storage: Uint8Array[] = [];
|
|
var _dv = u8_to_dataview(tri[4][0].data), _last_offset = 0, _cell_storage: Uint8Array[] = [];
|
|
var width = wide ? 4 : 1;
|
|
for(var C = 0; C < data.length; ++C) {
|
|
if(data[C] == null) { dv.setUint16(C*2, 0xFFFF, true); _dv.setUint16(C*2, 0xFFFF); continue; }
|
|
dv.setUint16(C*2, last_offset / width, true);
|
|
/*if(!wide)*/ _dv.setUint16(C*2, _last_offset / width, true);
|
|
var celload: Uint8Array, _celload: Uint8Array;
|
|
switch(typeof data[C]) {
|
|
case "string":
|
|
celload = write_new_storage({t: "s", v: data[C]}, SST);
|
|
/*if(!wide)*/ _celload = write_old_storage({t: "s", v: data[C]}, SST);
|
|
break;
|
|
case "number":
|
|
celload = write_new_storage({t: "n", v: data[C]}, SST);
|
|
/*if(!wide)*/ _celload = write_old_storage({t: "n", v: data[C]}, SST);
|
|
break;
|
|
case "boolean":
|
|
celload = write_new_storage({t: "b", v: data[C]}, SST);
|
|
/*if(!wide)*/ _celload = write_old_storage({t: "b", v: data[C]}, SST);
|
|
break;
|
|
default: throw new Error("Unsupported value " + data[C]);
|
|
}
|
|
cell_storage.push(celload); last_offset += celload.length;
|
|
/*if(!wide)*/ { _cell_storage.push(_celload); _last_offset += _celload.length; }
|
|
++cnt;
|
|
}
|
|
tri[2][0].data = write_varint49(cnt);
|
|
tri[5][0].data = write_varint49(5);
|
|
|
|
for(; C < tri[7][0].data.length/2; ++C) {
|
|
dv.setUint16(C*2, 0xFFFF, true);
|
|
/*if(!wide)*/ _dv.setUint16(C*2, 0xFFFF, true);
|
|
}
|
|
tri[6][0].data = u8concat(cell_storage);
|
|
/*if(!wide)*/ tri[3][0].data = u8concat(_cell_storage);
|
|
tri[8] = [{type: 0, data: write_varint49(wide ? 1 : 0)}];
|
|
return cnt;
|
|
}
|
|
|
|
/** Write IWA Message */
|
|
function write_iwam(type: number, payload: Uint8Array): IWAMessage {
|
|
return {
|
|
meta: [ [], [ { type: 0, data: write_varint49(type) } ] ],
|
|
data: payload
|
|
};
|
|
}
|
|
|
|
var USE_WIDE_ROWS = true;
|
|
/** Write NUMBERS workbook */
|
|
function write_numbers_iwa(wb: WorkBook, opts?: WritingOptions): CFB$Container {
|
|
if(!opts || !opts.numbers) throw new Error("Must pass a `numbers` option -- check the README");
|
|
|
|
/* TODO: support multiple worksheets, larger ranges, more data types, etc */
|
|
var ws = wb.Sheets[wb.SheetNames[0]];
|
|
if(wb.SheetNames.length > 1) console.error("The Numbers writer currently writes only the first table");
|
|
var range = decode_range(ws["!ref"] as string);
|
|
range.s.r = range.s.c = 0;
|
|
|
|
/* Actual NUMBERS 12.0 limit ALL1000000 */
|
|
var trunc = false;
|
|
if(range.e.c > 999) { trunc = true; range.e.c = 999; }
|
|
if(range.e.r > 254 /* 1000000 */) { trunc = true; range.e.r = 254 /* 1000000 */; }
|
|
if(trunc) console.error(`The Numbers writer is currently limited to ${encode_range(range)}`);
|
|
|
|
var data = sheet_to_json<any>(ws, { range, header: 1 });
|
|
var SST = ["~Sh33tJ5~"];
|
|
data.forEach(row => row.forEach(cell => { if(typeof cell == "string") SST.push(cell); }))
|
|
|
|
var dependents: {[x:number]: DependentInfo} = {};
|
|
var indices: number[] = [];
|
|
|
|
/* read template and build packet metadata */
|
|
var cfb: CFB$Container = CFB.read(opts.numbers, { type: "base64" });
|
|
cfb.FileIndex.map((fi, idx): [CFB$Entry, string] => ([fi, cfb.FullPaths[idx]])).forEach(row => {
|
|
var fi = row[0], fp = row[1];
|
|
if(fi.type != 2) return;
|
|
if(!fi.name.match(/\.iwa/)) return;
|
|
|
|
/* Reframe .iwa files */
|
|
var old_content = fi.content;
|
|
var raw1 = decompress_iwa_file(old_content as Uint8Array);
|
|
|
|
var x = parse_iwa_file(raw1);
|
|
|
|
x.forEach(packet => {
|
|
indices.push(packet.id);
|
|
dependents[packet.id] = { deps: [], location: fp, type: varint_to_i32(packet.messages[0].meta[1][0].data) };
|
|
});
|
|
});
|
|
|
|
/* precompute a varint for each id */
|
|
indices.sort((x,y) => x-y);
|
|
var indices_varint: Array<[number, Uint8Array]> = indices.filter(x => x > 1).map(x => [x, write_varint49(x)] );
|
|
|
|
/* build dependent tree */
|
|
cfb.FileIndex.map((fi, idx): [CFB$Entry, string] => ([fi, cfb.FullPaths[idx]])).forEach(row => {
|
|
var fi = row[0];
|
|
if(!fi.name.match(/\.iwa/)) return;
|
|
var x = parse_iwa_file(decompress_iwa_file(fi.content as Uint8Array));
|
|
|
|
x.forEach(ia => {
|
|
indices_varint.forEach(ivi => {
|
|
if(ia.messages.some(mess => varint_to_i32(mess.meta[1][0].data) != 11006 && u8contains(mess.data, ivi[1]))) {
|
|
dependents[ivi[0]].deps.push(ia.id);
|
|
}
|
|
})
|
|
});
|
|
});
|
|
|
|
function get_unique_msgid(dep: DependentInfo) {
|
|
for(var i = 927262; i < 2000000; ++i) if(!dependents[i]) {
|
|
dependents[i] = dep;
|
|
return i;
|
|
}
|
|
throw new Error("Too many messages");
|
|
}
|
|
|
|
/* .TN.DocumentArchive */
|
|
var entry = CFB.find(cfb, dependents[1].location);
|
|
if(!entry) throw `Could not find ${dependents[1].location} in Numbers template`;
|
|
var x = parse_iwa_file(decompress_iwa_file(entry.content as Uint8Array));
|
|
var docroot!: IWAArchiveInfo;
|
|
for(var xi = 0; xi < x.length; ++xi) {
|
|
var packet = x[xi];
|
|
if(packet.id == 1) docroot = packet;
|
|
}
|
|
if(docroot == null) throw `Could not find message ${1} in Numbers template`;
|
|
|
|
/* .TN.SheetArchive */
|
|
var sheetrootref = parse_TSP_Reference(parse_shallow(docroot.messages[0].data)[1][0].data);
|
|
entry = CFB.find(cfb, dependents[sheetrootref].location);
|
|
if(!entry) throw `Could not find ${dependents[sheetrootref].location} in Numbers template`;
|
|
x = parse_iwa_file(decompress_iwa_file(entry.content as Uint8Array));
|
|
for(xi = 0; xi < x.length; ++xi) {
|
|
packet = x[xi];
|
|
if(packet.id == sheetrootref) docroot = packet;
|
|
}
|
|
|
|
/* write worksheet name */
|
|
var sheetref = parse_shallow(docroot.messages[0].data);
|
|
{
|
|
sheetref[1] = [ { type: 2, data: stru8(wb.SheetNames[0]) }];
|
|
}
|
|
docroot.messages[0].data = write_shallow(sheetref);
|
|
entry.content = compress_iwa_file(write_iwa_file(x)); entry.size = entry.content.length;
|
|
|
|
/* .TST.TableInfoArchive */
|
|
sheetrootref = parse_TSP_Reference(sheetref[2][0].data);
|
|
entry = CFB.find(cfb, dependents[sheetrootref].location);
|
|
if(!entry) throw `Could not find ${dependents[sheetrootref].location} in Numbers template`;
|
|
x = parse_iwa_file(decompress_iwa_file(entry.content as Uint8Array));
|
|
for(xi = 0; xi < x.length; ++xi) {
|
|
packet = x[xi];
|
|
if(packet.id == sheetrootref) docroot = packet;
|
|
}
|
|
|
|
/* .TST.TableModelArchive */
|
|
sheetrootref = parse_TSP_Reference(parse_shallow(docroot.messages[0].data)[2][0].data);
|
|
entry = CFB.find(cfb, dependents[sheetrootref].location);
|
|
if(!entry) throw `Could not find ${dependents[sheetrootref].location} in Numbers template`;
|
|
x = parse_iwa_file(decompress_iwa_file(entry.content as Uint8Array));
|
|
for(xi = 0; xi < x.length; ++xi) {
|
|
packet = x[xi];
|
|
if(packet.id == sheetrootref) docroot = packet;
|
|
}
|
|
|
|
var pb = parse_shallow(docroot.messages[0].data);
|
|
{
|
|
pb[6][0].data = write_varint49(range.e.r + 1);
|
|
pb[7][0].data = write_varint49(range.e.c + 1);
|
|
// pb[22] = [ { type: 0, data: write_varint49(1) } ]; // enables table display
|
|
|
|
var cruidsref = parse_TSP_Reference(pb[46][0].data);
|
|
var oldbucket = CFB.find(cfb, dependents[cruidsref].location);
|
|
if(!oldbucket) throw `Could not find ${dependents[cruidsref].location} in Numbers template`;
|
|
var _x = parse_iwa_file(decompress_iwa_file(oldbucket.content as Uint8Array));
|
|
{
|
|
for(var j = 0; j < _x.length; ++j) {
|
|
if(_x[j].id == cruidsref) break;
|
|
}
|
|
if(_x[j].id != cruidsref) throw "Bad ColumnRowUIDMapArchive";
|
|
/* .TST.ColumnRowUIDMapArchive */
|
|
var cruids = parse_shallow(_x[j].messages[0].data);
|
|
cruids[1] = []; cruids[2] = [], cruids[3] = [];
|
|
for(var C = 0; C <= range.e.c; ++C) {
|
|
cruids[1].push({type: 2, data: write_shallow([ [],
|
|
[ { type: 0, data: write_varint49(C + 420690) } ],
|
|
[ { type: 0, data: write_varint49(C + 420690) } ]
|
|
])});
|
|
cruids[2].push({type: 0, data: write_varint49(C)});
|
|
cruids[3].push({type: 0, data: write_varint49(C)});
|
|
}
|
|
cruids[4] = []; cruids[5] = [], cruids[6] = [];
|
|
for(var R = 0; R <= range.e.r; ++R) {
|
|
cruids[4].push({type: 2, data: write_shallow([ [],
|
|
[ { type: 0, data: write_varint49(R + 726270)} ],
|
|
[ { type: 0, data: write_varint49(R + 726270)} ]
|
|
])});
|
|
cruids[5].push({type: 0, data: write_varint49(R)});
|
|
cruids[6].push({type: 0, data: write_varint49(R)});
|
|
}
|
|
_x[j].messages[0].data = write_shallow(cruids);
|
|
}
|
|
oldbucket.content = compress_iwa_file(write_iwa_file(_x)); oldbucket.size = oldbucket.content.length;
|
|
delete pb[46]; // forces Numbers to refresh cell table
|
|
|
|
var store = parse_shallow(pb[4][0].data);
|
|
{
|
|
store[7][0].data = write_varint49(range.e.r + 1);
|
|
var row_headers = parse_shallow(store[1][0].data);
|
|
var row_header_ref = parse_TSP_Reference(row_headers[2][0].data);
|
|
oldbucket = CFB.find(cfb, dependents[row_header_ref].location);
|
|
if(!oldbucket) throw `Could not find ${dependents[cruidsref].location} in Numbers template`;
|
|
_x = parse_iwa_file(decompress_iwa_file(oldbucket.content as Uint8Array));
|
|
{
|
|
if(_x[0].id != row_header_ref) throw "Bad HeaderStorageBucket";
|
|
var base_bucket = parse_shallow(_x[0].messages[0].data);
|
|
if(base_bucket?.[2]?.[0]) for(R = 0; R < data.length; ++R) {
|
|
var _bucket = parse_shallow(base_bucket[2][0].data);
|
|
_bucket[1][0].data = write_varint49(R);
|
|
_bucket[4][0].data = write_varint49(data[R].length);
|
|
base_bucket[2][R] = { type: base_bucket[2][0].type, data: write_shallow(_bucket) };
|
|
}
|
|
_x[0].messages[0].data = write_shallow(base_bucket);
|
|
}
|
|
oldbucket.content = compress_iwa_file(write_iwa_file(_x)); oldbucket.size = oldbucket.content.length;
|
|
|
|
var col_header_ref = parse_TSP_Reference(store[2][0].data);
|
|
oldbucket = CFB.find(cfb, dependents[col_header_ref].location);
|
|
if(!oldbucket) throw `Could not find ${dependents[cruidsref].location} in Numbers template`;
|
|
_x = parse_iwa_file(decompress_iwa_file(oldbucket.content as Uint8Array));
|
|
{
|
|
if(_x[0].id != col_header_ref) throw "Bad HeaderStorageBucket";
|
|
base_bucket = parse_shallow(_x[0].messages[0].data);
|
|
for(C = 0; C <= range.e.c; ++C) {
|
|
_bucket = parse_shallow(base_bucket[2][0].data);
|
|
_bucket[1][0].data = write_varint49(C);
|
|
_bucket[4][0].data = write_varint49(range.e.r + 1);
|
|
base_bucket[2][C] = { type: base_bucket[2][0].type, data: write_shallow(_bucket) };
|
|
}
|
|
_x[0].messages[0].data = write_shallow(base_bucket);
|
|
}
|
|
oldbucket.content = compress_iwa_file(write_iwa_file(_x)); oldbucket.size = oldbucket.content.length;
|
|
|
|
if(ws["!merges"]) {
|
|
var mergeid = get_unique_msgid({
|
|
type: 6144,
|
|
deps: [sheetrootref],
|
|
location: dependents[sheetrootref].location
|
|
});
|
|
var mergedata: ProtoMessage = [ [], [] ];
|
|
ws["!merges"].forEach(m => { mergedata[1].push({ type: 2, data: write_shallow([ [],
|
|
[{ type: 2, data: write_shallow([ [],
|
|
[{ type: 5, data: new Uint8Array(new Uint16Array([m.s.r, m.s.c]).buffer) }],
|
|
])}],
|
|
[{ type: 2, data: write_shallow([ [],
|
|
[{ type: 5, data: new Uint8Array(new Uint16Array([m.e.r - m.s.r + 1, m.e.c - m.s.c + 1]).buffer) }],
|
|
]) }]
|
|
]) }); });
|
|
store[13] = [ { type: 2, data: write_TSP_Reference(mergeid) } ];
|
|
x.push({
|
|
id: mergeid,
|
|
messages: [ write_iwam(6144, write_shallow(mergedata)) ]
|
|
});
|
|
}
|
|
|
|
/* ref to string table */
|
|
var sstref = parse_TSP_Reference(store[4][0].data);
|
|
(() => {
|
|
var sentry = CFB.find(cfb, dependents[sstref].location);
|
|
if(!sentry) throw `Could not find ${dependents[sstref].location} in Numbers template`;
|
|
var sx = parse_iwa_file(decompress_iwa_file(sentry.content as Uint8Array));
|
|
var sstroot!: IWAArchiveInfo;
|
|
for(var sxi = 0; sxi < sx.length; ++sxi) {
|
|
var packet = sx[sxi];
|
|
if(packet.id == sstref) sstroot = packet;
|
|
}
|
|
if(sstroot == null) throw `Could not find message ${sstref} in Numbers template`;
|
|
|
|
var sstdata = parse_shallow(sstroot.messages[0].data);
|
|
{
|
|
sstdata[3] = [];
|
|
SST.forEach((str, i) => {
|
|
sstdata[3].push({type: 2, data: write_shallow([ [],
|
|
[ { type: 0, data: write_varint49(i) } ],
|
|
[ { type: 0, data: write_varint49(1) } ],
|
|
[ { type: 2, data: stru8(str) } ]
|
|
])});
|
|
});
|
|
}
|
|
sstroot.messages[0].data = write_shallow(sstdata);
|
|
|
|
sentry.content = compress_iwa_file(write_iwa_file(sx)); sentry.size = sentry.content.length;
|
|
})();
|
|
|
|
var tile = parse_shallow(store[3][0].data); // TileStorage
|
|
{
|
|
var t = tile[1][0];
|
|
tile[3] = [{type: 0, data: write_varint49(USE_WIDE_ROWS ? 1 : 0)}];
|
|
var tl = parse_shallow(t.data); // first Tile
|
|
{
|
|
var tileref = parse_TSP_Reference(tl[2][0].data);
|
|
(() => {
|
|
var tentry = CFB.find(cfb, dependents[tileref].location);
|
|
if(!tentry) throw `Could not find ${dependents[tileref].location} in Numbers template`;
|
|
var tx = parse_iwa_file(decompress_iwa_file(tentry.content as Uint8Array));
|
|
var tileroot!: IWAArchiveInfo;
|
|
for(var sxi = 0; sxi < tx.length; ++sxi) {
|
|
var packet = tx[sxi];
|
|
if(packet.id == tileref) tileroot = packet;
|
|
}
|
|
|
|
// .TST.Tile
|
|
var tiledata = parse_shallow(tileroot.messages[0].data);
|
|
{
|
|
delete tiledata[6]; delete tile[7];
|
|
var rowload = new Uint8Array(tiledata[5][0].data);
|
|
tiledata[5] = [];
|
|
//var cnt = 0;
|
|
for(var R = 0; R <= range.e.r; ++R) {
|
|
var tilerow = parse_shallow(rowload);
|
|
/* cnt += */ write_tile_row(tilerow, data[R], SST, USE_WIDE_ROWS);
|
|
tilerow[1][0].data = write_varint49(R);
|
|
tiledata[5].push({data: write_shallow(tilerow), type: 2});
|
|
}
|
|
tiledata[1] = [{type: 0, data: write_varint49(0 /*range.e.c + 1*/)}];
|
|
tiledata[2] = [{type: 0, data: write_varint49(0 /*range.e.r + 1*/)}];
|
|
tiledata[3] = [{type: 0, data: write_varint49(0 /*cnt*/)}];
|
|
tiledata[4] = [{type: 0, data: write_varint49(range.e.r + 1)}];
|
|
tiledata[6] = [{type: 0, data: write_varint49(5)}];
|
|
tiledata[7] = [{type: 0, data: write_varint49(1)}];
|
|
tiledata[8] = [{type: 0, data: write_varint49(USE_WIDE_ROWS ? 1 : 0)}];
|
|
}
|
|
tileroot.messages[0].data = write_shallow(tiledata);
|
|
|
|
tentry.content = compress_iwa_file(write_iwa_file(tx)); tentry.size = tentry.content.length;
|
|
})();
|
|
}
|
|
t.data = write_shallow(tl);
|
|
}
|
|
store[3][0].data = write_shallow(tile);
|
|
}
|
|
pb[4][0].data = write_shallow(store);
|
|
}
|
|
docroot.messages[0].data = write_shallow(pb);
|
|
|
|
entry.content = compress_iwa_file(write_iwa_file(x)); entry.size = entry.content.length;
|
|
|
|
return cfb;
|
|
}
|