sheetjs/modules/51_xlmeta.js

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JavaScript
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RELS.XLMETA = "http://schemas.openxmlformats.org/officeDocument/2006/relationships/sheetMetadata";
function parse_xlmeta_xml(data, name, opts) {
var out = { Types: [] };
if (!data)
return out;
var pass = false;
data.replace(tagregex, function(x, idx) {
var y = parsexmltag(x);
switch (strip_ns(y[0])) {
case "<?xml":
break;
case "<metadata":
case "</metadata>":
break;
case "<metadataTypes":
case "</metadataTypes>":
break;
case "<metadataType":
out.Types.push({ name: y.name });
break;
case "<futureMetadata":
break;
case "</futureMetadata>":
break;
case "<bk>":
break;
case "</bk>":
break;
case "<rc":
break;
case "</rc>":
break;
case "<cellMetadata":
case "</cellMetadata>":
break;
case "<valueMetadata":
break;
case "</valueMetadata>":
break;
case "<extLst":
case "<extLst>":
case "</extLst>":
case "<extLst/>":
break;
case "<ext":
pass = true;
break;
case "</ext>":
pass = false;
break;
default:
if (!pass && opts.WTF)
throw new Error("unrecognized " + y[0] + " in metadata");
}
return x;
});
return out;
}
function write_xlmeta_xml() {
var o = [XML_HEADER];
o.push('<metadata xmlns="http://schemas.openxmlformats.org/spreadsheetml/2006/main" xmlns:xlrd="http://schemas.microsoft.com/office/spreadsheetml/2017/richdata" xmlns:xda="http://schemas.microsoft.com/office/spreadsheetml/2017/dynamicarray">\n <metadataTypes count="1">\n <metadataType name="XLDAPR" minSupportedVersion="120000" copy="1" pasteAll="1" pasteValues="1" merge="1" splitFirst="1" rowColShift="1" clearFormats="1" clearComments="1" assign="1" coerce="1" cellMeta="1"/>\n </metadataTypes>\n <futureMetadata name="XLDAPR" count="1">\n <bk>\n <extLst>\n <ext uri="{bdbb8cdc-fa1e-496e-a857-3c3f30c029c3}">\n <xda:dynamicArrayProperties fDynamic="1" fCollapsed="0"/>\n </ext>\n </extLst>\n </bk>\n </futureMetadata>\n <cellMetadata count="1">\n <bk>\n <rc t="1" v="0"/>\n </bk>\n </cellMetadata>\n</metadata>');
return o.join("");
}
function parse_BrtMdtinfo(data, length) {
return {
flags: data.read_shift(4),
version: data.read_shift(4),
name: parse_XLWideString(data, length - 8)
};
}
function write_BrtMdtinfo(data) {
var o = new_buf(12 + 2 * data.name.length);
o.write_shift(4, data.flags);
o.write_shift(4, data.version);
write_XLWideString(data.name, o);
return o.slice(0, o.l);
}
function write_BrtMdb(mdb) {
var o = new_buf(4 + 8 * mdb.length);
o.write_shift(4, mdb.length);
for (var i = 0; i < mdb.length; ++i) {
o.write_shift(4, mdb[i][0]);
o.write_shift(4, mdb[i][1]);
}
return o;
}
function write_BrtBeginEsfmd(cnt, name) {
var o = new_buf(8 + 2 * name.length);
o.write_shift(4, cnt);
write_XLWideString(name, o);
return o.slice(0, o.l);
}
function write_BrtBeginEsmdb(cnt, cm) {
var o = new_buf(8);
o.write_shift(4, cnt);
o.write_shift(4, cm ? 1 : 0);
return o;
}
function parse_xlmeta_bin(data, name, _opts) {
var out = { Types: [] };
var opts = _opts || {};
var state = [];
var pass = false;
recordhopper(data, function(val, R_n, RT) {
switch (RT) {
case 335:
out.Types.push({ name: val.name });
break;
case 51:
break;
case 35:
state.push(R_n);
pass = true;
break;
case 36:
state.pop();
pass = false;
break;
default:
if ((R_n || "").indexOf("Begin") > 0) {
} else if ((R_n || "").indexOf("End") > 0) {
} else if (!pass || opts.WTF && state[state.length - 1] != "BrtFRTBegin")
throw new Error("Unexpected record " + RT + " " + R_n);
}
});
return out;
}
function write_xlmeta_bin() {
var ba = buf_array();
write_record(ba, "BrtBeginMetadata");
write_record(ba, "BrtBeginEsmdtinfo", write_UInt32LE(1));
write_record(ba, "BrtMdtinfo", write_BrtMdtinfo({
name: "XLDAPR",
version: 12e4,
flags: 3496657072
}));
write_record(ba, "BrtEndEsmdtinfo");
write_record(ba, "BrtBeginEsfmd", write_BrtBeginEsfmd(1, "XLDAPR"));
write_record(ba, "BrtBeginFmd");
write_record(ba, "BrtFRTBegin", write_UInt32LE(514));
write_record(ba, "BrtBeginDynamicArrayPr", write_UInt32LE(0));
write_record(ba, "BrtEndDynamicArrayPr", writeuint16(1));
write_record(ba, "BrtFRTEnd");
write_record(ba, "BrtEndFmd");
write_record(ba, "BrtEndEsfmd");
write_record(ba, "BrtBeginEsmdb", write_BrtBeginEsmdb(1, true));
write_record(ba, "BrtMdb", write_BrtMdb([[1, 0]]));
write_record(ba, "BrtEndEsmdb");
write_record(ba, "BrtEndMetadata");
return ba.end();
}