415 lines
14 KiB
JavaScript
415 lines
14 KiB
JavaScript
/* ods.js (C) 2014 SheetJS -- http://sheetjs.com */
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/* vim: set ts=2: */
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/*jshint -W041 */
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var ODS = {};
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(function make_ods(ODS) {
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/* Open Document Format for Office Applications (OpenDocument) Version 1.2 */
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var get_utils = function() {
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if(typeof XLSX !== 'undefined') return XLSX.utils;
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if(typeof module !== "undefined" && typeof require !== 'undefined') try {
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return require('../' + 'xlsx').utils;
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} catch(e) {
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try { return require('./' + 'xlsx').utils; }
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catch(ee) { return require('xl' + 'sx').utils; }
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}
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throw new Error("Cannot find XLSX utils");
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};
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var has_buf = (typeof Buffer !== 'undefined');
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function cc2str(arr) {
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var o = "";
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for(var i = 0; i != arr.length; ++i) o += String.fromCharCode(arr[i]);
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return o;
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}
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function getdata(data) {
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if(!data) return null;
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if(data.data) return data.data;
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if(data.asNodeBuffer && has_buf) return data.asNodeBuffer().toString('binary');
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if(data.asBinary) return data.asBinary();
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if(data._data && data._data.getContent) return cc2str(Array.prototype.slice.call(data._data.getContent(),0));
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return null;
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}
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function safegetzipfile(zip, file) {
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var f = file; if(zip.files[f]) return zip.files[f];
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f = file.toLowerCase(); if(zip.files[f]) return zip.files[f];
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f = f.replace(/\//g,'\\'); if(zip.files[f]) return zip.files[f];
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return null;
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}
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function getzipfile(zip, file) {
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var o = safegetzipfile(zip, file);
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if(o == null) throw new Error("Cannot find file " + file + " in zip");
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return o;
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}
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function getzipdata(zip, file, safe) {
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if(!safe) return getdata(getzipfile(zip, file));
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if(!file) return null;
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try { return getzipdata(zip, file); } catch(e) { return null; }
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}
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var _fs, jszip;
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if(typeof JSZip !== 'undefined') jszip = JSZip;
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if (typeof exports !== 'undefined') {
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if (typeof module !== 'undefined' && module.exports) {
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if(has_buf && typeof jszip === 'undefined') jszip = require('js'+'zip');
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if(typeof jszip === 'undefined') jszip = require('./js'+'zip').JSZip;
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_fs = require('f'+'s');
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}
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}
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var attregexg=/\b[\w:-]+=["'][^"]*['"]/g;
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var tagregex=/<[^>]*>/g;
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var nsregex=/<\w*:/, nsregex2 = /<(\/?)\w+:/;
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function parsexmltag(tag, skip_root) {
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var z = [];
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var eq = 0, c = 0;
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for(; eq !== tag.length; ++eq) if((c = tag.charCodeAt(eq)) === 32 || c === 10 || c === 13) break;
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if(!skip_root) z[0] = tag.substr(0, eq);
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if(eq === tag.length) return z;
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var m = tag.match(attregexg), j=0, w="", v="", i=0, q="", cc="";
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if(m) for(i = 0; i != m.length; ++i) {
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cc = m[i];
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for(c=0; c != cc.length; ++c) if(cc.charCodeAt(c) === 61) break;
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q = cc.substr(0,c); v = cc.substring(c+2, cc.length-1);
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for(j=0;j!=q.length;++j) if(q.charCodeAt(j) === 58) break;
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if(j===q.length) z[q] = v;
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else z[(j===5 && q.substr(0,5)==="xmlns"?"xmlns":"")+q.substr(j+1)] = v;
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}
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return z;
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}
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function strip_ns(x) { return x.replace(nsregex2, "<$1"); }
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var encodings = {
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'"': '"',
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''': "'",
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'>': '>',
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'<': '<',
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'&': '&'
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};
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var rencoding = {
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'"': '"',
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"'": ''',
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'>': '>',
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'<': '<',
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'&': '&'
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};
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var rencstr = "&<>'\"".split("");
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// TODO: CP remap (need to read file version to determine OS)
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var encregex = /&[a-z]*;/g, coderegex = /_x([\da-fA-F]+)_/g;
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function unescapexml(text){
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var s = text + '';
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return s.replace(encregex, function($$) { return encodings[$$]; }).replace(coderegex,function(m,c) {return String.fromCharCode(parseInt(c,16));});
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}
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var decregex=/[&<>'"]/g, charegex = /[\u0000-\u0008\u000b-\u001f]/g;
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function escapexml(text){
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var s = text + '';
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return s.replace(decregex, function(y) { return rencoding[y]; }).replace(charegex,function(s) { return "_x" + ("000"+s.charCodeAt(0).toString(16)).substr(-4) + "_";});
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}
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function parsexmlbool(value, tag) {
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switch(value) {
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case '1': case 'true': case 'TRUE': return true;
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/* case '0': case 'false': case 'FALSE':*/
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default: return false;
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}
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}
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function datenum(v) {
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var epoch = Date.parse(v);
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return (epoch + 2209161600000) / (24 * 60 * 60 * 1000);
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}
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/* ISO 8601 Duration */
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function parse_isodur(s) {
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var sec = 0, mt = 0, time = false;
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var m = s.match(/P([0-9\.]+Y)?([0-9\.]+M)?([0-9\.]+D)?T([0-9\.]+H)?([0-9\.]+M)?([0-9\.]+S)?/);
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if(!m) throw new Error("|" + s + "| is not an ISO8601 Duration");
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for(var i = 1; i != m.length; ++i) {
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if(!m[i]) continue;
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mt = 1;
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if(i > 3) time = true;
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switch(m[i].substr(m[i].length-1)) {
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case 'Y':
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throw new Error("Unsupported ISO Duration Field: " + m[i].substr(m[i].length-1));
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case 'D': mt *= 24;
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/* falls through */
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case 'H': mt *= 60;
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/* falls through */
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case 'M':
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if(!time) throw new Error("Unsupported ISO Duration Field: M");
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else mt *= 60;
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/* falls through */
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case 'S': break;
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}
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sec += mt * parseInt(m[i], 10);
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}
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return sec;
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}
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/* copied from js-xls (C) SheetJS Apache2 license */
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function xlml_normalize(d) {
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if(has_buf && Buffer.isBuffer(d)) return d.toString('utf8');
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if(typeof d === 'string') return d;
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throw "badf";
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}
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var xlmlregex = /<(\/?)([a-z0-9]*:|)([\w-]+)[^>]*>/mg;
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/* Part 3 Section 4 Manifest File */
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var CT_ODS = "application/vnd.oasis.opendocument.spreadsheet";
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var parse_manifest = function(d, opts) {
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var str = xlml_normalize(d);
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var Rn;
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var FEtag;
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while((Rn = xlmlregex.exec(str))) switch(Rn[3]) {
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case 'manifest': break; // 4.2 <manifest:manifest>
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case 'file-entry': // 4.3 <manifest:file-entry>
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FEtag = parsexmltag(Rn[0]);
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if(FEtag.path == '/' && FEtag.type !== CT_ODS) throw new Error("This OpenDocument is not a spreadsheet");
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break;
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case 'encryption-data': // 4.4 <manifest:encryption-data>
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case 'algorithm': // 4.5 <manifest:algorithm>
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case 'start-key-generation': // 4.6 <manifest:start-key-generation>
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case 'key-derivation': // 4.7 <manifest:key-derivation>
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throw new Error("Unsupported ODS Encryption");
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default: throw Rn;
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}
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};
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var parse_text_p = function(text, tag) {
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return utf8read(text.replace(/<text:s\/>/g," ").replace(/<[^>]*>/g,""));
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};
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var utf8read = function utf8reada(orig) {
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var out = "", i = 0, c = 0, d = 0, e = 0, f = 0, w = 0;
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while (i < orig.length) {
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c = orig.charCodeAt(i++);
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if (c < 128) { out += String.fromCharCode(c); continue; }
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d = orig.charCodeAt(i++);
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if (c>191 && c<224) { out += String.fromCharCode(((c & 31) << 6) | (d & 63)); continue; }
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e = orig.charCodeAt(i++);
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if (c < 240) { out += String.fromCharCode(((c & 15) << 12) | ((d & 63) << 6) | (e & 63)); continue; }
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f = orig.charCodeAt(i++);
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w = (((c & 7) << 18) | ((d & 63) << 12) | ((e & 63) << 6) | (f & 63))-65536;
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out += String.fromCharCode(0xD800 + ((w>>>10)&1023));
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out += String.fromCharCode(0xDC00 + (w&1023));
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}
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return out;
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};
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var parse_content_xml = (function() {
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var number_formats = {
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/* ods name: [short ssf fmt, long ssf fmt] */
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day: ["d", "dd"],
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month: ["m", "mm"],
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year: ["y", "yy"],
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hours: ["h", "hh"],
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minutes: ["m", "mm"],
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seconds: ["s", "ss"],
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"am-pm": ["A/P", "AM/PM"],
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"day-of-week": ["ddd", "dddd"]
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};
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return function pcx(d, opts) {
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var str = xlml_normalize(d);
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var state = [], tmp;
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var tag;
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var NFtag, NF, pidx;
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var sheetag;
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var Sheets = {}, SheetNames = [], ws = {};
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var Rn, q;
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var ctag;
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var textp, textpidx, textptag;
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var R, C, range = {s: {r:1000000,c:10000000}, e: {r:0, c:0}};
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var number_format_map = {};
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var merges = [], mrange = {}, mR = 0, mC = 0;
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while((Rn = xlmlregex.exec(str))) switch(Rn[3]) {
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case 'table': // 9.1.2 <table:table>
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if(Rn[1]==='/') {
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if(range.e.c >= range.s.c && range.e.r >= range.s.r) ws['!ref'] = get_utils().encode_range(range);
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if(merges.length) ws['!merges'] = merges;
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SheetNames.push(sheetag.name);
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Sheets[sheetag.name] = ws;
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}
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else if(Rn[0].charAt(Rn[0].length-2) !== '/') {
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sheetag = parsexmltag(Rn[0]);
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R = C = -1;
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range.s.r = range.s.c = 10000000; range.e.r = range.e.c = 0;
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ws = {}; merges = [];
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}
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break;
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case 'table-row': // 9.1.3 <table:table-row>
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if(Rn[1] === '/') break;
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++R; C = -1; break;
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case 'covered-table-cell': // 9.1.5 table:covered-table-cell
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++C; break; /* stub */
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case 'table-cell':
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if(Rn[0].charAt(Rn[0].length-2) === '/') {
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ctag = parsexmltag(Rn[0]);
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if(ctag['number-columns-repeated']) C+= parseInt(ctag['number-columns-repeated'], 10);
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else ++C;
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}
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else if(Rn[1]!=='/') {
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++C;
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if(C > range.e.c) range.e.c = C;
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if(R > range.e.r) range.e.r = R;
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if(C < range.s.c) range.s.c = C;
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if(R < range.s.r) range.s.r = R;
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ctag = parsexmltag(Rn[0]);
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q = {t:ctag['value-type'], v:null};
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if(ctag['number-columns-spanned'] || ctag['number-rows-spanned']) {
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mR = parseInt(ctag['number-rows-spanned'],10) || 0;
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mC = parseInt(ctag['number-columns-spanned'],10) || 0;
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mrange = {s: {r:R,c:C}, e:{r:R + mR-1,c:C + mC-1}};
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merges.push(mrange);
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}
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/* 19.385 office:value-type */
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switch(q.t) {
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case 'boolean': q.t = 'b'; q.v = parsexmlbool(ctag['boolean-value']); break;
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case 'float': q.t = 'n'; q.v = parseFloat(ctag.value); break;
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case 'percentage': q.t = 'n'; q.v = parseFloat(ctag.value); break;
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case 'currency': q.t = 'n'; q.v = parseFloat(ctag.value); break;
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case 'date': q.t = 'n'; q.v = datenum(ctag['date-value']); q.z = 'm/d/yy'; break;
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case 'time': q.t = 'n'; q.v = parse_isodur(ctag['time-value'])/86400; break;
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case 'string': q.t = 's'; break;
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default: throw new Error('Unsupported value type ' + q.t);
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}
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} else {
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if(q.t === 's') q.v = textp;
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if(textp) q.w = textp;
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if(!(opts.sheetRows && opts.sheetRows < R)) ws[get_utils().encode_cell({r:R,c:C})] = q;
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q = null;
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}
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break; // 9.1.4 <table:table-cell>
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/* pure state */
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case 'document-content': // 3.1.3.2 <office:document-content>
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case 'spreadsheet': // 3.7 <office:spreadsheet>
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case 'scripts': // 3.12 <office:scripts>
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case 'font-face-decls': // 3.14 <office:font-face-decls>
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if(Rn[1]==='/'){if((tmp=state.pop())[0]!==Rn[3]) throw "Bad state: "+tmp;}
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else if(Rn[0].charAt(Rn[0].length-2) !== '/') state.push([Rn[3], true]);
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break;
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/* ignore state */
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case 'shapes': // 9.2.8 <table:shapes>
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case 'frame': // 10.4.2 <draw:frame>
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if(Rn[1]==='/'){if((tmp=state.pop())[0]!==Rn[3]) throw "Bad state: "+tmp;}
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else if(Rn[0].charAt(Rn[0].length-2) !== '/') state.push([Rn[3], false]);
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break;
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case 'number-style': // 16.27.2 <number:number-style>
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case 'percentage-style': // 16.27.9 <number:percentage-style>
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case 'date-style': // 16.27.10 <number:date-style>
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case 'time-style': // 16.27.18 <number:time-style>
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if(Rn[1]==='/'){
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number_format_map[NFtag.name] = NF;
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if((tmp=state.pop())[0]!==Rn[3]) throw "Bad state: "+tmp;
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} else if(Rn[0].charAt(Rn[0].length-2) !== '/') {
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NF = "";
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NFtag = parsexmltag(Rn[0]);
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state.push([Rn[3], true]);
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} break;
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case 'script': break; // 3.13 <office:script>
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case 'automatic-styles': break; // 3.15.3 <office:automatic-styles>
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case 'style': break; // 16.2 <style:style>
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case 'font-face': break; // 16.21 <style:font-face>
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case 'paragraph-properties': break; // 17.6 <style:paragraph-properties>
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case 'table-properties': break; // 17.15 <style:table-properties>
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case 'table-column-properties': break; // 17.16 <style:table-column-properties>
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case 'table-row-properties': break; // 17.17 <style:table-row-properties>
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case 'table-cell-properties': break; // 17.18 <style:table-cell-properties>
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case 'number': // 16.27.3 <number:number>
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switch(state[state.length-1][0]) {
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case 'time-style':
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case 'date-style':
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tag = parsexmltag(Rn[0]);
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NF += number_formats[Rn[3]][tag.style==='long'?1:0]; break;
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} break;
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case 'day': // 16.27.11 <number:day>
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case 'month': // 16.27.12 <number:month>
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case 'year': // 16.27.13 <number:year>
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case 'era': // 16.27.14 <number:era>
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case 'day-of-week': // 16.27.15 <number:day-of-week>
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case 'week-of-year': // 16.27.16 <number:week-of-year>
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case 'quarter': // 16.27.17 <number:quarter>
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case 'hours': // 16.27.19 <number:hours>
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case 'minutes': // 16.27.20 <number:minutes>
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case 'seconds': // 16.27.21 <number:seconds>
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case 'am-pm': // 16.27.22 <number:am-pm>
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switch(state[state.length-1][0]) {
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case 'time-style':
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case 'date-style':
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tag = parsexmltag(Rn[0]);
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NF += number_formats[Rn[3]][tag.style==='long'?1:0]; break;
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} break;
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case 'boolean-style': break; // 16.27.23 <number:boolean-style>
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case 'boolean': break; // 16.27.24 <number:boolean>
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case 'text-style': break; // 16.27.25 <number:text-style>
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case 'text': // 16.27.26 <number:text>
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if(Rn[0].substr(-2) === "/>") break;
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else if(Rn[1]==="/") switch(state[state.length-1][0]) {
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case 'number-style':
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case 'date-style':
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case 'time-style':
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NF += str.slice(pidx, Rn.index);
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break;
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}
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else pidx = Rn.index + Rn[0].length;
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break;
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case 'text-content': break; // 16.27.27 <number:text-content>
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case 'text-properties': break; // 16.27.27 <style:text-properties>
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case 'body': break; // 3.3 16.9.6 19.726.3
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case 'forms': break; // 12.25.2 13.2
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case 'table-column': break; // 9.1.6 <table:table-column>
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case 'graphic-properties': break;
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case 'calculation-settings': break; // 9.4.1 <table:calculation-settings>
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case 'named-expressions': break; // 9.4.11 <table:named-expressions>
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case 'named-range': break; // 9.4.11 <table:named-range>
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case 'span': break; // <text:span>
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case 'p':
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if(Rn[1]==='/') textp = parse_text_p(str.slice(textpidx,Rn.index), textptag);
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else { textptag = parsexmltag(Rn[0]); textpidx = Rn.index + Rn[0].length; }
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break; // <text:p>
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case 's': break; // <text:s>
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case 'date': break; // <*:date>
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case 'annotation': break;
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case 'object': break; // 10.4.6.2 <draw:object>
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case 'title': break; // <*:title>
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case 'desc': break; // <*:desc>
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case 'database-ranges': break; // 9.4.14 <table:database-ranges>
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case 'database-range': break; // 9.4.15 <table:database-range>
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case 'filter': break; // 9.5.2 <table:filter>
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case 'filter-and': break; // 9.5.3 <table:filter-and>
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case 'filter-or': break; // 9.5.4 <table:filter-or>
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case 'filter-condition': break; // 9.5.5 <table:filter-condition>
|
|
default: if(opts.WTF) throw Rn;
|
|
}
|
|
var out = {
|
|
Sheets: Sheets,
|
|
SheetNames: SheetNames
|
|
};
|
|
return out;
|
|
};
|
|
})();
|
|
/* Part 3: Packages */
|
|
var parse_ods = function(zip, opts) {
|
|
//var manifest = parse_manifest(getzipdata(zip, 'META-INF/manifest.xml'));
|
|
return parse_content_xml(getzipdata(zip, 'content.xml'), opts);
|
|
};
|
|
ODS.parse_ods = parse_ods;
|
|
})(typeof exports !== 'undefined' ? exports : ODS);
|