xsheetjs/bits/88_write.js

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function write_zip_type(wb/*:Workbook*/, opts/*:?WriteOpts*/) {
var o = opts||{};
var z = write_zip(wb, o);
var oopts = {};
if(o.compression) oopts.compression = 'DEFLATE';
switch(o.type) {
case "base64": oopts.type = "base64"; break;
case "binary": oopts.type = "string"; break;
case "buffer":
case "file": oopts.type = "nodebuffer"; break;
default: throw new Error("Unrecognized type " + o.type);
}
if(o.type === "file") return _fs.writeFileSync(o.file, z.generate(oopts));
return z.generate(oopts);
}
/* TODO: test consistency */
function write_string_type(out/*:string*/, opts/*:WriteOpts*/) {
switch(opts.type) {
case "base64": return Base64.encode(out);
case "binary": return out;
case "file": return _fs.writeFileSync(opts.file, out, 'utf8');
case "buffer": {
if(has_buf) return new Buffer(out, 'utf8');
else return out.split("").map(function(c) { return c.charCodeAt(0); });
} break;
default: throw new Error("Unrecognized type " + opts.type);
}
}
/* TODO: test consistency */
function write_binary_type(out, opts/*:WriteOpts*/) {
switch(opts.type) {
case "base64":
case "binary":
var bstr = "";
for(var i = 0; i < out.length; ++i) bstr += String.fromCharCode(out[i]);
return opts.type == 'base64' ? Base64.encode(bstr) : bstr;
case "file": return _fs.writeFileSync(opts.file, out);
case "buffer": return out;
default: throw new Error("Unrecognized type " + opts.type);
}
}
function writeSync(wb/*:Workbook*/, opts/*:?WriteOpts*/) {
check_wb(wb);
var o = opts||{};
switch(o.bookType || 'xlsx') {
case 'xml': return write_string_type(write_xlml(wb, o), o);
case 'csv': return write_string_type(write_csv_str(wb, o), o);
case 'fods': return write_string_type(write_ods(wb, o), o);
case 'biff2': return write_binary_type(write_biff_buf(wb, o), o);
case 'xlsx':
case 'xlsm':
case 'xlsb':
case 'ods': return write_zip_type(wb, o);
default: throw new Error ("Unrecognized bookType |" + o.bookType + "|");
}
}
function writeFileSync(wb/*:Workbook*/, filename/*:string*/, opts/*:?WriteFileOpts*/) {
var o = opts||{}; o.type = 'file';
o.file = filename;
if(!o.bookType) switch(o.file.slice(-5).toLowerCase()) {
case '.xlsx': o.bookType = 'xlsx'; break;
case '.xlsm': o.bookType = 'xlsm'; break;
case '.xlsb': o.bookType = 'xlsb'; break;
case '.fods': o.bookType = 'fods'; break;
default: switch(o.file.slice(-4).toLowerCase()) {
case '.xls': o.bookType = 'biff2'; break;
case '.xml': o.bookType = 'xml'; break;
case '.ods': o.bookType = 'ods'; break;
case '.csv': o.bookType = 'csv'; break;
}}
return writeSync(wb, o);
}