forked from sheetjs/sheetjs
98 lines
2.9 KiB
TypeScript
98 lines
2.9 KiB
TypeScript
/// <reference path="src/types.ts"/>
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/* 12.3.10 Metadata Part */
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function parse_xlmeta_xml(data: string, name: string, opts?: ParseXLMetaOptions): XLMeta {
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var out: XLMeta = { Types: [], Cell: [], Value: [] };
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if(!data) return out;
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var pass = false;
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var metatype: 0 | 1 | 2 = 2;
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var lastmeta: XLMDT;
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data.replace(tagregex, (x: string/*, idx: number*/) => {
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var y: any = parsexmltag(x);
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switch(strip_ns(y[0])) {
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case '<?xml': break;
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/* 18.9.8 */
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case '<metadata': case '</metadata>': break;
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/* 18.9.11 */
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case '<metadataTypes': case '</metadataTypes>': break;
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/* 18.9.10 */
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case '<metadataType':
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out.Types.push({ name: y.name });
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break;
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case '</metadataType>': break;
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/* 18.9.4 */
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case '<futureMetadata':
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for(var j = 0; j < out.Types.length; ++j) if(out.Types[j].name == y.name) lastmeta = out.Types[j];
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break;
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case '</futureMetadata>': break;
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/* 18.9.1 */
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case '<bk>': break;
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case '</bk>': break;
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/* 18.9.15 */
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case '<rc':
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if(metatype == 1) out.Cell.push({ type: out.Types[y.t - 1].name, index: +y.v });
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else if(metatype == 0) out.Value.push({ type: out.Types[y.t - 1].name, index: +y.v });
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break;
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case '</rc>': break;
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/* 18.9.3 */
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case '<cellMetadata': metatype = 1; break;
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case '</cellMetadata>': metatype = 2; break;
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/* 18.9.17 */
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case '<valueMetadata': metatype = 0; break;
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case '</valueMetadata>': metatype = 2; break;
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/* 18.2.10 extLst CT_ExtensionList ? */
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case '<extLst': case '<extLst>': case '</extLst>': case '<extLst/>': break;
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/* 18.2.7 ext CT_Extension + */
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case '<ext': pass=true; break; //TODO: check with versions of excel
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case '</ext>': pass=false; break;
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case '<rvb':
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if(!lastmeta) break;
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if(!lastmeta.offsets) lastmeta.offsets = [];
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lastmeta.offsets.push(+y.i);
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break;
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default: if(!pass && opts?.WTF) throw new Error('unrecognized ' + y[0] + ' in metadata');
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}
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return x;
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});
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return out;
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}
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/* TODO: coordinate with cell writing, pass flags */
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function write_xlmeta_xml(): string {
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var o = [XML_HEADER];
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o.push(`\
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<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">
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<metadataTypes count="1">
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<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"/>
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</metadataTypes>
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<futureMetadata name="XLDAPR" count="1">
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<bk>
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<extLst>
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<ext uri="{bdbb8cdc-fa1e-496e-a857-3c3f30c029c3}">
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<xda:dynamicArrayProperties fDynamic="1" fCollapsed="0"/>
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</ext>
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</extLst>
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</bk>
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</futureMetadata>
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<cellMetadata count="1">
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<bk>
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<rc t="1" v="0"/>
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</bk>
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</cellMetadata>
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</metadata>`);
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return o.join("");
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}
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