private void CreateZipEntry(string path, string contentType, string content) { ZipArchiveEntry entry = _archive.CreateEntry(path); using (var zipStream = entry.Open()) using (MiniExcelStreamWriter writer = new MiniExcelStreamWriter(zipStream, _utf8WithBom, _configuration.BufferSize)) writer.Write(content); if (!string.IsNullOrEmpty(contentType)) { _zipDictionary.Add(path, new ZipPackageInfo(entry, contentType)); } }
private void GenerateSheetByColumnInfo <T>(MiniExcelStreamWriter writer, IEnumerable value, List <ExcelColumnInfo> props, int xIndex = 1, int yIndex = 1) { var isDic = typeof(T) == typeof(IDictionary); var isDapperRow = typeof(T) == typeof(IDictionary <string, object>); foreach (T v in value) { writer.Write($"<x:row r=\"{yIndex}\">"); var cellIndex = xIndex; foreach (var p in props) { if (p == null) //reason:https://github.com/shps951023/MiniExcel/issues/142 { cellIndex++; continue; } object cellValue = null; if (isDic) { cellValue = ((IDictionary)v)[p.Key]; //WriteCell(writer, yIndex, cellIndex, cellValue, null); // why null because dictionary that needs to check type every time //TODO: user can specefic type to optimize efficiency } else if (isDapperRow) { cellValue = ((IDictionary <string, object>)v)[p.Key.ToString()]; } else { cellValue = p.Property.GetValue(v); } WriteCell(writer, yIndex, cellIndex, cellValue, p); cellIndex++; } writer.Write($"</x:row>"); yIndex++; } }
private void WriteEmptySheet(MiniExcelStreamWriter writer) { writer.Write($@"<?xml version=""1.0"" encoding=""utf-8""?><x:worksheet xmlns:x=""http://schemas.openxmlformats.org/spreadsheetml/2006/main""><x:dimension ref=""A1""/><x:sheetData></x:sheetData></x:worksheet>"); }
private void CreateSheetXml(object value, string sheetPath) { ZipArchiveEntry entry = _archive.CreateEntry(sheetPath); using (var zipStream = entry.Open()) using (MiniExcelStreamWriter writer = new MiniExcelStreamWriter(zipStream, _utf8WithBom, _configuration.BufferSize)) { if (value == null) { WriteEmptySheet(writer); goto End; //for re-using code } var type = value.GetType(); Type genericType = null; //DapperRow if (value is IDataReader) { GenerateSheetByIDataReader(writer, value as IDataReader); } else if (value is IEnumerable) { var values = value as IEnumerable; // try to get type from reflection // genericType = null var rowCount = 0; var maxColumnIndex = 0; //List<object> keys = new List<object>(); List <ExcelColumnInfo> props = null; string mode = null; // reason : https://stackoverflow.com/questions/66797421/how-replace-top-format-mark-after-MiniExcelStreamWriter-writing // check mode & get maxRowCount & maxColumnIndex { foreach (var item in values) //TODO: need to optimize { rowCount = checked (rowCount + 1); //TODO: if item is null but it's collection<T>, it can get T type from reflection if (item != null && mode == null) { if (item is IDictionary <string, object> ) { mode = "IDictionary<string, object>"; var dic = item as IDictionary <string, object>; props = GetDictionaryColumnInfo(dic, null); maxColumnIndex = props.Count; } else if (item is IDictionary) { var dic = item as IDictionary; mode = "IDictionary"; props = GetDictionaryColumnInfo(null, dic); //maxColumnIndex = dic.Keys.Count; maxColumnIndex = props.Count; // why not using keys, because ignore attribute ![image](https://user-images.githubusercontent.com/12729184/163686902-286abb70-877b-4e84-bd3b-001ad339a84a.png) } else { var _t = item.GetType(); if (_t != genericType) { genericType = item.GetType(); } genericType = item.GetType(); SetGenericTypePropertiesMode(genericType, ref mode, out maxColumnIndex, out props); } var collection = value as ICollection; if (collection != null) { rowCount = checked ((value as ICollection).Count); break; } continue; } } } if (rowCount == 0) { // only when empty IEnumerable need to check this issue #133 https://github.com/shps951023/MiniExcel/issues/133 genericType = TypeHelper.GetGenericIEnumerables(values).FirstOrDefault(); if (genericType == null || genericType == typeof(object) || // sometime generic type will be object, e.g: https://user-images.githubusercontent.com/12729184/132812859-52984314-44d1-4ee8-9487-2d1da159f1f0.png typeof(IDictionary <string, object>).IsAssignableFrom(genericType) || typeof(IDictionary).IsAssignableFrom(genericType)) { WriteEmptySheet(writer); goto End; //for re-using code } else { SetGenericTypePropertiesMode(genericType, ref mode, out maxColumnIndex, out props); } } writer.Write($@"<?xml version=""1.0"" encoding=""utf-8""?><x:worksheet xmlns:r=""http://schemas.openxmlformats.org/officeDocument/2006/relationships"" xmlns:x=""http://schemas.openxmlformats.org/spreadsheetml/2006/main"" >"); // dimension var maxRowIndex = rowCount + (_printHeader && rowCount > 0 ? 1 : 0); //TODO:it can optimize writer.Write($@"<x:dimension ref=""{GetDimensionRef(maxRowIndex, maxColumnIndex)}""/>"); //cols:width var ecwProp = props?.Where(x => x?.ExcelColumnWidth != null).ToList(); if (ecwProp != null && ecwProp.Count > 0) { writer.Write($@"<x:cols>"); foreach (var p in ecwProp) { writer.Write($@"<x:col min=""{p.ExcelColumnIndex + 1}"" max=""{p.ExcelColumnIndex + 1}"" width=""{p.ExcelColumnWidth}"" customWidth=""1"" />"); } writer.Write($@"</x:cols>"); } //header writer.Write($@"<x:sheetData>"); var yIndex = 1; var xIndex = 1; if (_printHeader) { var cellIndex = xIndex; writer.Write($"<x:row r=\"{yIndex}\">"); foreach (var p in props) { if (p == null) { cellIndex++; //reason : https://github.com/shps951023/MiniExcel/issues/142 continue; } var r = ExcelOpenXmlUtils.ConvertXyToCell(cellIndex, yIndex); WriteC(writer, r, columnName: p.ExcelColumnName); cellIndex++; } writer.Write($"</x:row>"); yIndex++; } // body if (mode == "IDictionary<string, object>") //Dapper Row { GenerateSheetByColumnInfo <IDictionary <string, object> >(writer, value as IEnumerable, props, xIndex, yIndex); } else if (mode == "IDictionary") //IDictionary { GenerateSheetByColumnInfo <IDictionary>(writer, value as IEnumerable, props, xIndex, yIndex); } else if (mode == "Properties") { GenerateSheetByColumnInfo <object>(writer, value as IEnumerable, props, xIndex, yIndex); } else { throw new NotImplementedException($"Type {type.Name} & genericType {genericType.Name} not Implemented. please issue for me."); } writer.Write("</x:sheetData>"); if (_configuration.AutoFilter) { writer.Write($"<x:autoFilter ref=\"A1:{ExcelOpenXmlUtils.ConvertXyToCell(maxColumnIndex, maxRowIndex == 0 ? 1 : maxRowIndex)}\" />"); } writer.Write("<x:drawing r:id=\"drawing" + currentSheetIndex + "\" /></x:worksheet>"); } else if (value is DataTable) { GenerateSheetByDataTable(writer, value as DataTable); } else { throw new NotImplementedException($"Type {type.Name} & genericType {genericType.Name} not Implemented. please issue for me."); } } End: //for re-using code _zipDictionary.Add(sheetPath, new ZipPackageInfo(entry, "application/vnd.openxmlformats-officedocument.spreadsheetml.worksheet+xml")); }