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fix: exportar Excel como SpreadsheetML (.xls) en vez de CSV

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Abre directamente en Excel con columnas formateadas, sin asistente
de importación ni apertura en VS Code.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
Lizandro Guarnizo
2026-07-24 10:02:12 -05:00
co-authored by Claude Sonnet 4.6
parent dc5fd6e272
commit 5400fd9b32
2 changed files with 23 additions and 13 deletions
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lab_domicilios.php
+9 -3
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@@ -1614,10 +1614,16 @@ async function ffExportarExcel() {
...fieldCols.map(([l,d])=>{ const v=todos[lmap.get(l)||d]; return v==null?'':(Array.isArray(v)?v.join('; '):String(v)); }),
]);
});
const csv = '\uFEFF' + csvRows.map(r=>r.map(v=>'"'+String(v).replace(/"/g,'""')+'"').join(',')).join('\r\n');
const blob = new Blob([csv],{type:'text/csv;charset=utf-8;'});
const xlsEsc = v => String(v).replace(/&/g,'&amp;').replace(/</g,'&lt;').replace(/>/g,'&gt;').replace(/"/g,'&quot;');
const toCell = v => `<Cell><Data ss:Type="String">${xlsEsc(v)}</Data></Cell>`;
const xml = `<?xml version="1.0" encoding="UTF-8"?>\n<?mso-application progid="Excel.Sheet"?>\n`
+ `<Workbook xmlns="urn:schemas-microsoft-com:office:spreadsheet" xmlns:ss="urn:schemas-microsoft-com:office:spreadsheet">`
+ `<Worksheet ss:Name="Domicilios"><Table>\n`
+ csvRows.map(r => `<Row>${r.map(toCell).join('')}</Row>`).join('\n')
+ `\n</Table></Worksheet></Workbook>`;
const blob = new Blob([xml], {type:'application/vnd.ms-excel;charset=utf-8'});
const url = URL.createObjectURL(blob);
const a = Object.assign(document.createElement('a'),{href:url,download:'formularios_domicilios_'+new Date().toISOString().slice(0,10)+'.csv'});
const a = Object.assign(document.createElement('a'),{href:url,download:'formularios_domicilios_'+new Date().toISOString().slice(0,10)+'.xls'});
document.body.appendChild(a); a.click(); document.body.removeChild(a); URL.revokeObjectURL(url);
mostrarToast('✅ Excel descargado — ' + rows.length + ' registro(s)', 'success');
}