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Handling Google Docs Quirks

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closes #2
This commit is contained in:
SheetJS 2013-02-20 11:02:00 -05:00
parent a9dd6def72
commit b31ba59607
1 changed files with 23 additions and 6 deletions
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29
xlsx.js
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@ -95,15 +95,21 @@ var strs = {}; // shared strings
function parseSheet(data) { //TODO: use a real xml parser
var s = {};
s["!ref"] = data.match(/<dimension ref="([^"]*)"\s*\/>/)[1];
var ref = data.match(/<dimension ref="([^"]*)"\s*\/>/);
if(ref) s["!ref"] = ref[1];
var refguess = {s: {r:1000000, c:1000000}, e: {r:0, c:0} };
//s.rows = {};
//s.cells = {};
var q = ["v","f"];
if(!data.match(/<sheetData *\/>/))
data.match(/<sheetData>(.*)<\/sheetData>/)[1].split("</row>").forEach(function(x) { if(x === "") return;
var row = parsexmltag(x.match(/<row[^>]*>/)[0]); //s.rows[row.r]=row.spans;
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;
var cells = x.substr(x.indexOf('>')+1).split(/<\/c>|\/>/);
cells.forEach(function(c) { if(c === "") return;
cells.forEach(function(c, idx) { if(c === "") return;
if(refguess.s.c > idx) refguess.s.c = idx;
if(refguess.e.c < idx) refguess.e.c = idx;
var cell = parsexmltag((c.match(/<c[^>]*>/)||[c])[0]); delete cell[0];
var d = c.substr(c.indexOf('>')+1);
var p = {};
@ -121,7 +127,8 @@ function parseSheet(data) { //TODO: use a real xml parser
s[cell.r] = p;
});
});
if(!s["!ref"]) s["!ref"] = encode_range(refguess);
if(debug) s.rawdata = data;
return s;
}
@ -227,6 +234,7 @@ function parseWB(data) {
case '<calcPr': delete y[0]; wb.CalcPr = y; break;
case '<calcPr/>': delete y[0]; wb.CalcPr = y; break;
case '<definedNames/>': break;
case '<mx:ArchID': break;
case '<ext': break;//TODO: check with different versions of excel
default: console.log(y);
@ -255,10 +263,18 @@ function parseZip(zip) {
if(dir.calcchain) deps=parseDeps(zip.files[dir.calcchain.replace(/^\//,'')].data);
if(dir.strs[0]) strs=parseStrs(zip.files[dir.strs[0].replace(/^\//,'')].data);
var sheets = {};
if(!props.Worksheets) {
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(var i = 0; i != props.Worksheets; ++i) {
sheets[props.SheetNames[i]]=parseSheet(zip.files[dir.sheets[i].replace(/^\//,'')].data);
}
return {
Directory: dir,
Workbook: wb,
@ -312,7 +328,7 @@ 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.
**/
@ -370,7 +386,7 @@ function sheet_to_csv(sheet) {
case 's': case 'str': return JSON.stringify(val.v);
default: throw 'unrecognized type ' + val.t;
}
}
};
var out = "";
if(sheet["!ref"]) {
var r = utils.decode_range(sheet["!ref"]);
@ -390,6 +406,7 @@ 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,