forked from sheetjs/sheetjs
71 lines
2.2 KiB
JavaScript
71 lines
2.2 KiB
JavaScript
/* 15.2.12.2 Custom File Properties Part */
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XMLNS.CUST_PROPS = "http://schemas.openxmlformats.org/officeDocument/2006/custom-properties";
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RELS.CUST_PROPS = 'http://schemas.openxmlformats.org/officeDocument/2006/relationships/custom-properties';
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function parse_cust_props(data, opts) {
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var p = {}, name;
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data.match(/<[^>]+>([^<]*)/g).forEach(function(x) {
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var y = parsexmltag(x);
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switch(y[0]) {
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case '<?xml': break;
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case '<Properties':
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if(y.xmlns !== XMLNS.CUST_PROPS) throw "unrecognized xmlns " + y.xmlns;
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if(y.xmlnsvt && y.xmlnsvt !== XMLNS.vt) throw "unrecognized vt " + y.xmlnsvt;
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break;
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case '<property': name = y.name; break;
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case '</property>': name = null; break;
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default: if (x.indexOf('<vt:') === 0) {
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var toks = x.split('>');
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var type = toks[0].substring(4), text = toks[1];
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/* 22.4.2.32 (CT_Variant). Omit the binary types from 22.4 (Variant Types) */
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switch(type) {
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case 'lpstr': case 'lpwstr': case 'bstr': case 'lpwstr':
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p[name] = unescapexml(text);
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break;
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case 'bool':
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p[name] = parsexmlbool(text, '<vt:bool>');
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break;
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case 'i1': case 'i2': case 'i4': case 'i8': case 'int': case 'uint':
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p[name] = parseInt(text, 10);
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break;
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case 'r4': case 'r8': case 'decimal':
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p[name] = parseFloat(text);
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break;
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case 'filetime': case 'date':
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p[name] = new Date(text);
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break;
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case 'cy': case 'error':
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p[name] = unescapexml(text);
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break;
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default:
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console.warn('Unexpected', x, type, toks);
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}
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} else if(x.substr(0,2) === "</") {
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} else if(opts.WTF) throw new Error(x);
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}
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});
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return p;
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}
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var CUST_PROPS_XML_ROOT = writextag('Properties', null, {
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'xmlns': XMLNS.CUST_PROPS,
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'xmlns:vt': XMLNS.vt
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});
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function write_cust_props(cp, opts) {
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var o = [], p = {};
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o.push(XML_HEADER);
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o.push(CUST_PROPS_XML_ROOT);
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if(!cp) return o.join("");
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var pid = 1;
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keys(cp).forEach(function(k) { ++pid;
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o.push(writextag('property', write_vt(cp[k]), {
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'fmtid': '{D5CDD505-2E9C-101B-9397-08002B2CF9AE}',
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'pid': pid,
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'name': k
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}));
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});
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if(o.length>2){ o.push('</Properties>'); o[1]=o[1].replace("/>",">"); }
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return o.join("");
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}
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