/* vim: set ts=2: */ /*jshint eqnull:true */ /* Spreadsheet Format -- jump to XLSX for the XLSX code */ var SSF = (function() { var SSF = {}; String.prototype.reverse=function(){return this.split("").reverse().join("");}; var _strrev = function(x) { return String(x).reverse(); }; function fill(c,l) { return new Array(l+1).join(c); } function pad(v,d){var t=String(v);return t.length>=d?t:(fill(0,d-t.length)+t);} /* Options */ var opts_fmt = {}; function fixopts(o){for(y in opts_fmt) if(o[y]===undefined) o[y]=opts_fmt[y];} SSF.opts = opts_fmt; opts_fmt.date1904 = 0; opts_fmt.output = "" opts_fmt.mode = ""; var table_fmt = { 1: '0', 2: '0.00', 3: '#,##0', 4: '#,##0.00', 9: '0%', 10: '0.00%', 11: '0.00E+00', 12: '# ?/?', 13: '# ??/??', 14: 'mm/dd/yy', 15: 'd-mmm-yy', 16: 'd-mmm', 17: 'mmm-yy', 18: 'h:mm AM/PM', 19: 'h:mm:ss AM/PM', 20: 'h:mm', 21: 'h:mm:ss', 22: 'm/d/yy h:mm', 37: '#,##0 ;(#,##0)', 38: '#,##0 ;[Red](#,##0)', 39: '#,##0.00;(#,##0.00)', 40: '#,##0.00;[Red](#,##0.00)', 45: 'mm:ss', 46: '[h]:mm:ss', 47: 'mmss.0', 48: '##0.0E+0', 49: '@' }; var days = [ ['Sun', 'Sunday'], ['Mon', 'Monday'], ['Tue', 'Tuesday'], ['Wed', 'Wednesday'], ['Thu', 'Thursday'], ['Fri', 'Friday'], ['Sat', 'Saturday'] ]; var months = [ ['J', 'Jan', 'January'], ['F', 'Feb', 'February'], ['M', 'Mar', 'March'], ['A', 'Apr', 'April'], ['M', 'May', 'May'], ['J', 'Jun', 'June'], ['J', 'Jul', 'July'], ['A', 'Aug', 'August'], ['S', 'Sep', 'September'], ['O', 'Oct', 'October'], ['N', 'Nov', 'November'], ['D', 'Dec', 'December'], ]; var general_fmt = function(v) { if(typeof v === 'boolean') return v ? "TRUE" : "FALSE"; } SSF._general = general_fmt; var parse_date_code = function parse_date_code(v,opts) { var date = Math.floor(v), time = Math.round(86400 * (v - date)), dow=0; var dout=[], out={D:date, T:time}; fixopts(opts = (opts||{})); if(opts.date1904) date += 1462; if(date === 60) dout = [1900,2,29], dow=3; else { if(date > 60) --date; /* 1 = Jan 1 1900 */ var d = new Date(1900,0,1); d.setDate(d.getDate() + date - 1); dout = [d.getFullYear(), d.getMonth()+1,d.getDate()]; dow = d.getDay(); if(opts.mode === 'excel' && date < 60) dow = (dow + 6) % 7; } out.y = dout[0], out.m = dout[1], out.d = dout[2]; out.S = time % 60; time = Math.floor(time / 60); out.M = time % 60; time = Math.floor(time / 60); out.H = time; out.q = dow; return out; }; SSF.parse_date_code = parse_date_code; var write_date = function(type, fmt, val) { switch(type) { case 'y': switch(fmt) { /* year */ case 'y': case 'yy': return pad(val.y % 100,2); default: return val.y; }; break; case 'm': switch(fmt) { /* month */ case 'm': return val.m; case 'mm': return pad(val.m,2); case 'mmm': return months[val.m-1][1]; case 'mmmm': return months[val.m-1][2]; case 'mmmmm': return months[val.m-1][0]; default: throw 'bad month format: ' + fmt; }; break; case 'd': switch(fmt) { /* day */ case 'd': return val.d; case 'dd': return pad(val.d,2); case 'ddd': return days[val.q][0]; case 'dddd': return days[val.q][1]; default: throw 'bad day format: ' + fmt; }; break; case 'h': switch(fmt) { /* 12-hour */ case 'h': return 1+(val.H+11)%12; case 'hh': return pad(1+(val.H+11)%12, 2); default: throw 'bad hour format: ' + fmt; }; break; case 'H': switch(fmt) { /* 24-hour */ case 'h': return val.H; case 'hh': return pad(val.H, 2); default: throw 'bad hour format: ' + fmt; }; break; case 'M': switch(fmt) { /* minutes */ case 'm': return val.M; case 'mm': return pad(val.M, 2); default: throw 'bad minute format: ' + fmt; }; break; case 's': switch(fmt) { /* seconds */ case 's': return val.S; case 'ss': return pad(val.S, 2); default: throw 'bad second format: ' + fmt; }; break; /* TODO: handle the ECMA spec format ee -> yy */ case 'e': { return val.y; } break; case 'A': return (val.h>=12 ? 'P' : 'A') + fmt.substr(1); default: throw 'bad format type ' + type + ' in ' + fmt; } }; function split_fmt(fmt) { return fmt.reverse().split(/;(?!\\)/).reverse().map(_strrev); } SSF._split = split_fmt; function eval_fmt(fmt, v, opts) { var out = [], o = "", i = 0, c = "", lst='t', q = {}, dt; fixopts(opts = (opts || {})); var hr='H' /* Tokenize */ while(i < fmt.length) { switch(c = fmt[i]) { case '"': /* Literal text */ for(o="";fmt[++i] !== '"';) o += fmt[(fmt[i] === '\\' ? ++i : i)]; out.push({t:'t', v:o}); break; case '\\': out.push({t:'t', v:fmt[++i]}); ++i; break; case '@': /* Text Placeholder */ out.push({t:'T', v:v}); ++i; break; /* Dates */ case 'm': case 'd': case 'y': case 'h': case 's': case 'e': if(!dt) dt = parse_date_code(v, opts); o = fmt[i]; while(fmt[++i] === c) o+=c; if(c === 'm' && lst.toLowerCase() === 'h') c = 'M'; /* m = minute */ if(c === 'h') c = hr; q={t:c, v:o}; out.push(q); lst = c; break; case 'A': q={t:c,v:"A"}; if(fmt.substr(i, 3) === "A/P") hr = 'h',i+=3; else if(fmt.substr(i,5) === "AM/PM") { q.v = "AM"; i+=5; hr = 'h' } else q.t = "t"; out.push(q); lst = c; break; case '[': /* TODO: Fix this -- ignore all conditionals and formatting */ while(fmt[i++] !== ']'); break; default: if("$-+/():!^&'~{}<>= ".indexOf(c) === -1) throw 'unrecognized character ' + fmt[i] + ' in ' + fmt; out.push({t:'t', v:c}); ++i; break; } } /* walk backwards */ for(i=out.length-1, lst='t'; i >= 0; --i) { switch(out[i].t) { case 'h': case 'H': out[i].t = hr; lst='h'; break; case 'd': case 'y': case 's': case 'M': case 'e': lst=out[i].t; break; case 'm': if(lst === 's') out[i].t = 'M'; break; } } /* replace fields */ for(i=0; i < out.length; ++i) { switch(out[i].t) { case 't': case 'T': break; case 'd': case 'm': case 'y': case 'h': case 'H': case 'M': case 's': case 'A': case 'e': out[i].v = write_date(out[i].t, out[i].v, dt); out[i].t = 't'; break; default: throw "unrecognized type " + out[i].t; } } return out.map(function(x){return x.v}).join(""); } SSF._eval = eval_fmt; function choose_fmt(fmt, v) { if(typeof fmt === "string") fmt = split_fmt(fmt); if(!(typeof v === "number")) return fmt[3]; return v > 0 ? fmt[0] : v < 0 ? fmt[1] : fmt[2]; } var format = function format(fmt,v,o) { fixopts(o = (o||{})); if(fmt === 0) return general_fmt(v, o); if(typeof fmt === 'number') fmt = table_fmt[fmt]; var f = choose_fmt(fmt, v, o); return eval_fmt(f, v, o); } SSF._choose = choose_fmt; SSF._table = table_fmt; SSF.load = function(fmt, idx) { table_fmt[idx] = fmt; }; SSF.format = format; return SSF; })(); var XLSX = (function(){ var ct2type = { "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet.main+xml": "workbooks", "application/vnd.openxmlformats-package.core-properties+xml": "coreprops", "application/vnd.openxmlformats-officedocument.extended-properties+xml": "extprops", "application/vnd.openxmlformats-officedocument.spreadsheetml.calcChain+xml": "calcchains", "application/vnd.openxmlformats-officedocument.spreadsheetml.worksheet+xml":"sheets", "application/vnd.openxmlformats-officedocument.spreadsheetml.sharedStrings+xml": "strs", "application/vnd.openxmlformats-officedocument.spreadsheetml.styles+xml":"styles", "application/vnd.openxmlformats-officedocument.theme+xml":"themes", "foo": "bar" }; /* 18.2.28 (CT_WorkbookProtection) Defaults */ var WBPropsDef = { allowRefreshQuery: '0', autoCompressPictures: '1', backupFile: '0', checkCompatibility: '0', codeName: '', date1904: '0', dateCompatibility: '1', //defaultThemeVersion: '0', filterPrivacy: '0', hidePivotFieldList: '0', promptedSolutions: '0', publishItems: '0', refreshAllConnections: false, saveExternalLinkValues: '1', showBorderUnselectedTables: '1', showInkAnnotation: '1', showObjects: 'all', showPivotChartFilter: '0' //updateLinks: 'userSet' }; /* 18.2.30 (CT_BookView) Defaults */ var WBViewDef = { activeTab: '0', autoFilterDateGrouping: '1', firstSheet: '0', minimized: '0', showHorizontalScroll: '1', showSheetTabs: '1', showVerticalScroll: '1', tabRatio: '600', visibility: 'visible' //window{Height,Width}, {x,y}Window }; /* 18.2.19 (CT_Sheet) Defaults */ var SheetDef = { state: 'visible' }; /* 18.2.2 (CT_CalcPr) Defaults */ var CalcPrDef = { calcCompleted: 'true', calcMode: 'auto', calcOnSave: 'true', concurrentCalc: 'true', fullCalcOnLoad: 'false', fullPrecision: 'true', iterate: 'false', iterateCount: '100', iterateDelta: '0.001', refMode: 'A1' }; /* 18.2.3 (CT_CustomWorkbookView) Defaults */ var CustomWBViewDef = { autoUpdate: 'false', changesSavedWin: 'false', includeHiddenRowCol: 'true', includePrintSettings: 'true', maximized: 'false', minimized: 'false', onlySync: 'false', personalView: 'false', showComments: 'commIndicator', showFormulaBar: 'true', showHorizontalScroll: 'true', showObjects: 'all', showSheetTabs: 'true', showStatusbar: 'true', showVerticalScroll: 'true', tabRatio: '600', xWindow: '0', yWindow: '0' }; var XMLNS_CT = 'http://schemas.openxmlformats.org/package/2006/content-types'; var XMLNS_WB = 'http://schemas.openxmlformats.org/spreadsheetml/2006/main'; var encodings = { '"': '"', ''': "'", '>': '>', '<': '<', '&': '&' }; // TODO: CP remap (need to read file version to determine OS) function unescapexml(text){ var s = text + ''; for(var y in encodings) s = s.replace(new RegExp(y,'g'), encodings[y]); return s.replace(/_x([0-9a-fA-F]*)_/g,function(m,c) {return _chr(parseInt(c,16));}); } function parsexmltag(tag) { var words = tag.split(/\s+/); var z = {'0': words[0]}; if(words.length === 1) return z; tag.match(/(\w+)="([^"]*)"/g).map( function(x){var y=x.match(/(\w+)="([^"]*)"/); z[y[1]] = y[2]; }); return z; } var strs = {}; // shared strings var styles = {}; // shared styles var _ssfopts = {}; // spreadsheet formatting options /* 18.3 Worksheets */ function parseSheet(data) { /* 18.3.1.99 worksheet CT_Worksheet */ var s = {}; /* 18.3.1.35 dimension CT_SheetDimension ? */ var ref = data.match(//); if(ref && ref.indexOf(":") !== -1) s["!ref"] = ref[1]; var refguess = {s: {r:1000000, c:1000000}, e: {r:0, c:0} }; var q = ["v","f"]; /* 18.3.1.80 sheetData CT_SheetData ? */ if(!data.match(//)) data.match(/([^]*)<\/sheetData>/m)[1].split("").forEach(function(x) { if(x === "" || x.trim() === "") return; /* 18.3.1.73 row CT_Row */ var row = parsexmltag(x.match(/]*>/)[0]); if(refguess.s.r > row.r - 1) refguess.s.r = row.r - 1; if(refguess.e.r < row.r - 1) refguess.e.r = row.r - 1; /* 18.3.1.4 c CT_Cell */ var cells = x.substr(x.indexOf('>')+1).split(/ idx - 1) refguess.s.c = idx - 1; if(refguess.e.c < idx - 1) refguess.e.c = idx - 1; var cell = parsexmltag((c.match(/]*>/)||[c])[0]); delete cell[0]; var d = c.substr(c.indexOf('>')+1); var p = {}; q.forEach(function(f){var x=d.match(matchtag(f));if(x)p[f]=unescapexml(x[1]);}); /* SCHEMA IS ACTUALLY INCORRECT HERE. IF A CELL HAS NO T, EMIT "" */ if(cell.t === undefined && p.v === undefined) { p.t = "str"; p.v = undefined; } else p.t = (cell.t ? cell.t : "n"); // default is "n" in schema switch(p.t) { case 'n': p.v = parseFloat(p.v); break; case 's': p.v = strs[parseInt(p.v, 10)].t; break; case 'str': if(p.v) p.v = utf8read(p.v); break; // normal string case 'inlineStr': p.t = 'str'; p.v = unescapexml(d.match(matchtag('t'))[1]); break; // inline string case 'b': switch(p.v) { case '0': case 'FALSE': case "false": case false: p.v=false; break; case '1': case 'TRUE': case "true": case true: p.v=true; break; default: throw "Unrecognized boolean: " + p.v; } break; /* in case of error, stick value in .raw */ case 'e': p.raw = p.v; p.v = undefined; break; default: throw "Unrecognized cell type: " + p.t; } /* formatting */ if(cell.s) { var cf = styles.CellXf[cell.s]; if(cf && cf.numFmtId && cf.numFmtId != 0) { p.raw = p.v; p.rawt = p.t; try { p.v = SSF.format(cf.numFmtId,p.v,_ssfopts); p.t = 'str'; } catch(e) { p.v = p.raw; } } } s[cell.r] = p; }); }); if(!s["!ref"]) s["!ref"] = encode_range(refguess); return s; } // matches ... extracts content function matchtag(f,g) {return new RegExp('<'+f+'(?: xml:space="preserve")?>([^]*)',(g||"")+"m");} function parseVector(data) { var h = parsexmltag(data); var matches = data.match(new RegExp("(.*?)", 'g')); if(matches.length != h.size) throw "unexpected vector length " + matches.length + " != " + h.size; var res = []; matches.forEach(function(x) { var v = x.replace(/<[/]?vt:variant>/g,"").match(/]*)>(.*)191 && c<224) out += _chr((c & 31) << 6 | c2 & 63); else { c3 = orig.charCodeAt(i++); out += _chr((c & 15) << 12 | (c2 & 63) << 6 | c3 & 63); } } } return out; }; /* 18.4 Shared String Table */ function parseStrs(data) { var s = []; var sst = data.match(new RegExp("]*)>([\\s\\S]*)<\/sst>","m")); if(sst) { s = sst[2].replace(//g,"").split(/<\/si>/).map(function(x) { var z = {}; var y=x.match(/<(.*)>([\s\S]*)<\/.*/); if(y) z[y[1].split(" ")[0]]=utf8read(unescapexml(y[2])); return z;}); sst = parsexmltag(sst[1]); s.count = sst.count; s.uniqueCount = sst.uniqueCount; } return s; } function parseProps(data) { var p = { Company:'' }, q = {}; var strings = ["Application", "DocSecurity", "Company", "AppVersion"]; var bools = ["HyperlinksChanged","SharedDoc","LinksUpToDate","ScaleCrop"]; var xtra = ["HeadingPairs", "TitlesOfParts"]; var xtracp = ["category", "contentStatus", "lastModifiedBy", "lastPrinted", "revision", "version"]; var xtradc = ["creator", "description", "identifier", "language", "subject", "title"]; var xtradcterms = ["created", "modified"]; xtra = xtra.concat(xtracp.map(function(x) { return "cp:" + x; })); xtra = xtra.concat(xtradc.map(function(x) { return "dc:" + x; })); xtra = xtra.concat(xtradcterms.map(function(x) { return "dcterms:" + x; })); strings.forEach(function(f){p[f] = (data.match(matchtag(f))||[])[1];}); bools.forEach(function(f){p[f] = (data.match(matchtag(f))||[])[1] == "true";}); xtra.forEach(function(f) { var cur = data.match(new RegExp("<" + f + "[^>]*>(.*)<\/" + f + ">")); if(cur && cur.length > 0) q[f] = cur[1]; }); if(q["HeadingPairs"] && q["TitlesOfParts"]) { var v = parseVector(q["HeadingPairs"]); var j = 0, widx = 0; for(var i = 0; i !== v.length; ++i) { switch(v[i].v) { case "Worksheets": widx = j; p["Worksheets"] = +v[++i]; break; case "Named Ranges": ++i; break; // TODO: Handle Named Ranges default: console.error("Unrecognized key in Heading Pairs: " + v[i++].v); } } var parts = parseVector(q["TitlesOfParts"]).map(utf8read); p["SheetNames"] = parts.slice(widx, widx + p["Worksheets"]); } p["Creator"] = q["dc:creator"]; p["LastModifiedBy"] = q["cp:lastModifiedBy"]; p["CreatedDate"] = new Date(q["dcterms:created"]); p["ModifiedDate"] = new Date(q["dcterms:modified"]); return p; } /* 18.6 Calculation Chain */ function parseDeps(data) { var d = []; var l = 0, i = 1; data.match(/<[^>]*>/g).forEach(function(x) { var y = parsexmltag(x); switch(y[0]) { case '': case '': break; /* 18.6.1 c CT_CalcCell 1 */ case ']*>/g).forEach(function(x) { var y = parsexmltag(x); switch(y[0]) { case ' 0 ? ct.calcchains[0] : ""; ct.sst = ct.strs.length > 0 ? ct.strs[0] : ""; ct.style = ct.styles.length > 0 ? ct.styles[0] : ""; delete ct.calcchains; return ct; } /* 18.2 Workbook */ function parseWB(data) { var wb = { AppVersion:{}, WBProps:{}, WBView:[], Sheets:[], CalcPr:{}, xmlns: "" }; var pass = false; data.match(/<[^>]*>/g).forEach(function(x) { var y = parsexmltag(x); switch(y[0]) { case '': break; /* 18.2.13 fileVersion CT_FileVersion ? */ case '': break; /* 18.2.12 fileSharing CT_FileSharing ? */ case '': break; /* 18.2.28 workbookPr CT_WorkbookPr ? */ case '': delete y[0]; wb.WBProps = y; break; /* 18.2.29 workbookProtection CT_WorkbookProtection ? */ case '': break; /* 18.2.1 bookViews CT_BookViews ? */ case '': case '': break; /* 18.2.30 workbookView CT_BookView + */ case '': case '': break; // aggregate sheet /* 18.2.19 sheet CT_Sheet + */ case '': break; /* 18.2.14 functionGroup CT_FunctionGroup + */ case '': break; /* 18.2.8 externalReference CT_ExternalReference + */ case '': break; case '': pass=true; break; case '': pass=false; break; /* 18.2.5 definedName CT_DefinedName + */ case '': case '': break; /* 18.2.2 calcPr CT_CalcPr ? */ case '': delete y[0]; wb.CalcPr = y; break; /* 18.2.16 oleSize CT_OleSize ? (ref required) */ case '': case '': case '': break; /* 18.2.18 pivotCaches CT_PivotCaches ? */ case '': case '': case '': break; /* 18.2.23 smartTagTypes CT_SmartTagTypes ? */ case '': case '': break; /* 18.2.22 smartTagType CT_SmartTagType ? */ case '': break; /* 18.2.11 fileRecoveryPr CT_FileRecoveryPr ? */ case '': break; /* 18.2.26 webPublishObjects CT_WebPublishObjects ? */ case '': case '': break; /* 18.2.25 webPublishObject CT_WebPublishObject ? */ case '': case '': case '': break; /* 18.2.7 ext CT_Extension + */ case '': pass=false; break; /* Others */ case '': pass=false; break; default: if(!pass) console.error("WB Tag",x,y); } }); if(wb.xmlns !== XMLNS_WB) throw "Unknown Namespace: " + wb.xmlns; var z; /* defaults */ for(z in WBPropsDef) if(null == wb.WBProps[z]) wb.WBProps[z] = WBPropsDef[z]; for(z in CalcPrDef) if(null == wb.CalcPr[z]) wb.CalcPr[z] = CalcPrDef[z]; wb.WBView.forEach(function(w){for(var z in WBViewDef) if(null==w[z]) w[z]=WBViewDef[z]; }); wb.Sheets.forEach(function(w){for(var z in SheetDef) if(null==w[z]) w[z]=SheetDef[z]; }); switch(wb.WBProps.date1904) { case '0': case 0: case 'false': case 'FALSE': _ssfopts.date1904=false;break; case '1': case 1: case 'true': case 'TRUE': _ssfopts.date1904 = true; break; default: throw "unrecognized date1904: " + wb.WBProps.date1904; } return wb; } /* 18.8.31 numFmts CT_NumFmts */ function parseNumFmts(t) { styles.NumberFmt = []; for(y in SSF._table) styles.NumberFmt[y] = SSF._table[y]; t[0].match(/<[^>]*>/g).forEach(function(x) { var y = parsexmltag(x); switch(y[0]) { case '': case '': break; case ']*>/g).forEach(function(x) { var y = parsexmltag(x); switch(y[0]) { case '': case '': break; /* 18.8.45 xf CT_Xf */ case '': break; /* 18.8.1 alignment CT_CellAlignment */ case '': break; case ']*)>.*<\/numFmts>/)) parseNumFmts(t); /* fonts CT_Fonts ? */ /* fills CT_Fills ? */ /* borders CT_Borders ? */ /* cellStyleXfs CT_CellStyleXfs ? */ /* cellXfs CT_CellXfs ? */ if(t=data.match(/]*)>.*<\/cellXfs>/)) parseCXfs(t); /* dxfs CT_Dxfs ? */ /* tableStyles CT_TableStyles ? */ /* colors CT_Colors ? */ /* extLst CT_ExtensionList ? */ return styles; } function parseZip(zip) { var entries = Object.keys(zip.files); var keys = entries.filter(function(x){return x.substr(-1) != '/';}).sort(); var dir = parseCT((zip.files['[Content_Types].xml']||{}).data); strs = {}; if(dir.sst) strs=parseStrs(zip.files[dir.sst.replace(/^\//,'')].data); styles = {}; if(dir.style) styles = parseStyles(zip.files[dir.style.replace(/^\//,'')].data); var wb = parseWB(zip.files[dir.workbooks[0].replace(/^\//,'')].data); var propdata = dir.coreprops.length !== 0 ? zip.files[dir.coreprops[0].replace(/^\//,'')].data : ""; propdata += dir.extprops.length !== 0 ? zip.files[dir.extprops[0].replace(/^\//,'')].data : ""; var props = propdata !== "" ? parseProps(propdata) : {}; var deps = {}; if(dir.calcchain) deps=parseDeps(zip.files[dir.calcchain.replace(/^\//,'')].data); var sheets = {}, i=0; if(!props.Worksheets) { /* Google Docs doesn't generate the appropriate metadata, so we impute: */ var wbsheets = wb.Sheets; props.Worksheets = wbsheets.length; props.SheetNames = []; for(var j = 0; j != wbsheets.length; ++j) { props.SheetNames[j] = wbsheets[j].name; } for(i = 0; i != props.Worksheets; ++i) { sheets[props.SheetNames[i]]=parseSheet(zip.files['xl/worksheets/sheet' + (i+1) + '.xml'].data); } } else { for(i = 0; i != props.Worksheets; ++i) { sheets[props.SheetNames[i]]=parseSheet(zip.files[dir.sheets[i].replace(/^\//,'')].data); } } return { Directory: dir, Workbook: wb, Props: props, Deps: deps, Sheets: sheets, SheetNames: props.SheetNames, Strings: strs, Styles: styles, keys: keys, files: zip.files }; } var _fs, jszip; if(typeof JSZip !== "undefined") jszip = JSZip; if (typeof exports !== 'undefined') { if (typeof module !== 'undefined' && module.exports) { if(typeof jszip === 'undefined') jszip = require('./jszip').JSZip; _fs = require('fs'); } } function readSync(data, options) { var zip, d = data; var o = options||{}; switch((o.type||"base64")){ case "file": d = _fs.readFileSync(data).toString('base64'); /* falls through */ case "base64": zip = new jszip(d, { base64:true }); break; case "binary": zip = new jszip(d, { base64:false }); break; } return parseZip(zip); } function readFileSync(data, options) { var o = options||{}; o.type = 'file'; return readSync(data, o); } this.read = readSync; this.readFile = readFileSync; this.parseZip = parseZip; return this; })(); var _chr = function(c) { return String.fromCharCode(c); }; function encode_col(col) { var s=""; for(++col; col; col=Math.floor((col-1)/26)) s = _chr(((col-1)%26) + 65) + s; return s; } function encode_row(row) { return "" + (row + 1); } function encode_cell(cell) { return encode_col(cell.c) + encode_row(cell.r); } function decode_col(c) { var d = 0, i = 0; for(; i !== c.length; ++i) d = 26*d + c.charCodeAt(i) - 64; return d - 1; } function decode_row(rowstr) { return Number(rowstr) - 1; } function split_cell(cstr) { return cstr.replace(/(\$?[A-Z]*)(\$?[0-9]*)/,"$1,$2").split(","); } function decode_cell(cstr) { var splt = split_cell(cstr); return { c:decode_col(splt[0]), r:decode_row(splt[1]) }; } function decode_range(range) { var x =range.split(":").map(decode_cell); return {s:x[0],e:x[x.length-1]}; } function encode_range(range) { return encode_cell(range.s) + ":" + encode_cell(range.e); } /** * Convert a sheet into an array of objects where the column headers are keys. **/ function sheet_to_row_object_array(sheet){ var val, rowObject, range, columnHeaders, emptyRow, C; var outSheet = []; if (sheet["!ref"]) { range = decode_range(sheet["!ref"]); columnHeaders = {}; for (C = range.s.c; C <= range.e.c; ++C) { val = sheet[encode_cell({ c: C, r: range.s.r })]; if(val){ switch(val.t) { case 's': case 'str': columnHeaders[C] = val.v; break; case 'n': columnHeaders[C] = val.v; break; } } } for (var R = range.s.r + 1; R <= range.e.r; ++R) { emptyRow = true; //Row number is recorded in the prototype //so that it doesn't appear when stringified. rowObject = Object.create({ __rowNum__ : R }); for (C = range.s.c; C <= range.e.c; ++C) { val = sheet[encode_cell({ c: C, r: R })]; if(val !== undefined) switch(val.t){ case 's': case 'str': case 'b': case 'n': if(val.v !== undefined) { rowObject[columnHeaders[C]] = val.v; emptyRow = false; } break; case 'e': break; /* thorw */ default: throw 'unrecognized type ' + val.t; } } if(!emptyRow) { outSheet.push(rowObject); } } } return outSheet; } function sheet_to_csv(sheet) { var stringify = function stringify(val) { switch(val.t){ case 'n': return val.v; case 's': case 'str': return JSON.stringify(val.v); case 'b': return val.v ? "TRUE" : "FALSE"; case 'e': return ""; /* throw out value in case of error */ default: throw 'unrecognized type ' + val.t; } }; var out = ""; if(sheet["!ref"]) { var r = utils.decode_range(sheet["!ref"]); for(var R = r.s.r; R <= r.e.r; ++R) { var row = []; for(var C = r.s.c; C <= r.e.c; ++C) { var val = sheet[utils.encode_cell({c:C,r:R})]; row.push(val ? stringify(val) : ""); } out += row.join(",") + "\n"; } } return out; } var utils = { encode_col: encode_col, encode_row: encode_row, encode_cell: encode_cell, encode_range: encode_range, decode_col: decode_col, decode_row: decode_row, split_cell: split_cell, decode_cell: decode_cell, decode_range: decode_range, sheet_to_csv: sheet_to_csv, sheet_to_row_object_array: sheet_to_row_object_array }; if(typeof require !== 'undefined' && typeof exports !== 'undefined') { exports.read = XLSX.read; exports.readFile = XLSX.readFile; exports.utils = utils; exports.main = function(args) { var zip = XLSX.read(args[0], {type:'file'}); console.log(zip.Sheets); }; if(typeof module !== 'undefined' && require.main === module) exports.main(process.argv.slice(2)); }