sheetjs/bits/34_extprops.js

109 lines
3.4 KiB
JavaScript
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

/* 15.2.12.3 Extended File Properties Part */
/* [MS-OSHARED] 2.3.3.2.[1-2].1 (PIDSI/PIDDSI) */
var EXT_PROPS/*:Array<Array<string> >*/ = [
["Application", "Application", "string"],
["AppVersion", "AppVersion", "string"],
["Company", "Company", "string"],
["DocSecurity", "DocSecurity", "string"],
["Manager", "Manager", "string"],
["HyperlinksChanged", "HyperlinksChanged", "bool"],
["SharedDoc", "SharedDoc", "bool"],
["LinksUpToDate", "LinksUpToDate", "bool"],
["ScaleCrop", "ScaleCrop", "bool"],
["HeadingPairs", "HeadingPairs", "raw"],
["TitlesOfParts", "TitlesOfParts", "raw"]
];
XMLNS.EXT_PROPS = "http://schemas.openxmlformats.org/officeDocument/2006/extended-properties";
RELS.EXT_PROPS = 'http://schemas.openxmlformats.org/officeDocument/2006/relationships/extended-properties';
function parse_ext_props(data, p, opts) {
var q = {}; if(!p) p = {};
data = utf8read(data);
EXT_PROPS.forEach(function(f) {
switch(f[2]) {
case "string": p[f[1]] = (data.match(matchtag(f[0]))||[])[1]; break;
case "bool": p[f[1]] = (data.match(matchtag(f[0]))||[])[1] === "true"; break;
case "raw":
var cur = data.match(new RegExp("<" + f[0] + "[^>]*>([\\s\\S]*?)<\/" + f[0] + ">"));
if(cur && cur.length > 0) q[f[1]] = cur[1];
break;
}
});
if(q.HeadingPairs && q.TitlesOfParts) {
var v = parseVector(q.HeadingPairs, opts);
var parts = parseVector(q.TitlesOfParts, opts).map(function (x) { return x.v; });
var idx = 0, len = 0;
if(parts.length > 0) for(var i = 0; i !== v.length; i += 2) {
len = +(v[i+1].v);
switch(v[i].v) {
case "Worksheets":
case "工作表":
case "Листы":
case "أوراق العمل":
case "ワークシート":
case "גליונות עבודה":
case "Arbeitsblätter":
case "Çalışma Sayfaları":
case "Feuilles de calcul":
case "Fogli di lavoro":
case "Folhas de cálculo":
case "Planilhas":
case "Regneark":
case "Werkbladen":
p.Worksheets = len;
p.SheetNames = parts.slice(idx, idx + len);
break;
case "Named Ranges":
case "名前付き一覧":
case "Benannte Bereiche":
case "Navngivne områder":
p.NamedRanges = len;
p.DefinedNames = parts.slice(idx, idx + len);
break;
case "Charts":
case "Diagramme":
p.Chartsheets = len;
p.ChartNames = parts.slice(idx, idx + len);
break;
}
idx += len;
}
}
return p;
}
var EXT_PROPS_XML_ROOT = writextag('Properties', null, {
'xmlns': XMLNS.EXT_PROPS,
'xmlns:vt': XMLNS.vt
});
function write_ext_props(cp/*::, opts*/)/*:string*/ {
var o/*:Array<string>*/ = [], W = writextag;
if(!cp) cp = {};
cp.Application = "SheetJS";
o[o.length] = (XML_HEADER);
o[o.length] = (EXT_PROPS_XML_ROOT);
EXT_PROPS.forEach(function(f) {
if(cp[f[1]] === undefined) return;
var v;
switch(f[2]) {
case 'string': v = String(cp[f[1]]); break;
case 'bool': v = cp[f[1]] ? 'true' : 'false'; break;
}
if(v !== undefined) o[o.length] = (W(f[0], v));
});
/* TODO: HeadingPairs, TitlesOfParts */
o[o.length] = (W('HeadingPairs', W('vt:vector', W('vt:variant', '<vt:lpstr>Worksheets</vt:lpstr>')+W('vt:variant', W('vt:i4', String(cp.Worksheets))), {size:2, baseType:"variant"})));
o[o.length] = (W('TitlesOfParts', W('vt:vector', cp.SheetNames.map(function(s) { return "<vt:lpstr>" + escapexml(s) + "</vt:lpstr>"; }).join(""), {size: cp.Worksheets, baseType:"lpstr"})));
if(o.length>2){ o[o.length] = ('</Properties>'); o[1]=o[1].replace("/>",">"); }
return o.join("");
}