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支持Strict Open Xml

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罗威 2022-03-08 17:17:48 +08:00
parent 1f24c671cb
commit a7a18b0040
4 changed files with 37 additions and 24 deletions
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samples/xlsx/TestStrictOpenXml.xlsx Normal file
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1
src/MiniExcel/OpenXml/Config.cs
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@ -3,5 +3,6 @@
internal class Config
{
public const string SpreadsheetmlXmlns = "http://schemas.openxmlformats.org/spreadsheetml/2006/main";
public const string SpreadsheetmlXmlStrictns = "http://purl.oclc.org/ooxml/spreadsheetml/main";
}
}

52
src/MiniExcel/OpenXml/ExcelOpenXmlSheetReader.cs
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@ -3,7 +3,6 @@ using MiniExcelLibs.Zip;
using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Data;
using System.Globalization;
using System.IO;
using System.IO.Compression;
@ -15,7 +14,7 @@ namespace MiniExcelLibs.OpenXml
{
internal class ExcelOpenXmlSheetReader : IExcelReader
{
private const string _ns = Config.SpreadsheetmlXmlns;
private static readonly string[] _ns = { Config.SpreadsheetmlXmlns };
private List<SheetRecord> _sheetRecords;
private List<string> _sharedStrings;
private MergeCells _mergeCells;
@ -74,17 +73,17 @@ namespace MiniExcelLibs.OpenXml
using (var sheetStream = sheetEntry.Open())
using (XmlReader reader = XmlReader.Create(sheetStream, _xmlSettings))
{
if (!reader.IsStartElement("worksheet", _ns))
if (!IsStartElement(reader, "worksheet", _ns))
yield break;
while (reader.Read())
{
if (reader.IsStartElement("mergeCells", _ns))
if (IsStartElement(reader, "mergeCells", _ns))
{
if (!XmlReaderHelper.ReadFirstContent(reader))
yield break;
while (!reader.EOF)
{
if (reader.IsStartElement("mergeCell", _ns))
if (IsStartElement(reader, "mergeCell", _ns))
{
var @ref = reader.GetAttribute("ref");
var refs = @ref.Split(':');
@ -135,7 +134,7 @@ namespace MiniExcelLibs.OpenXml
{
while (reader.Read())
{
if (reader.IsStartElement("c", _ns))
if (IsStartElement(reader, "c", _ns))
{
var r = reader.GetAttribute("r");
if (r != null)
@ -155,7 +154,7 @@ namespace MiniExcelLibs.OpenXml
}
}
//this method logic depends on dimension to get maxcolumnIndex, if without dimension then it need to foreach all rows first time to get maxColumn and maxRowColumn
else if (reader.IsStartElement("dimension", _ns))
else if (IsStartElement(reader, "dimension", _ns))
{
var @ref = reader.GetAttribute("ref");
if (string.IsNullOrEmpty(@ref))
@ -179,20 +178,20 @@ namespace MiniExcelLibs.OpenXml
using (var sheetStream = sheetEntry.Open())
using (XmlReader reader = XmlReader.Create(sheetStream, _xmlSettings))
{
if (!reader.IsStartElement("worksheet", _ns))
if (!IsStartElement(reader, "worksheet", _ns))
yield break;
if (!XmlReaderHelper.ReadFirstContent(reader))
yield break;
while (!reader.EOF)
{
if (reader.IsStartElement("sheetData", _ns))
if (IsStartElement(reader, "sheetData", _ns))
{
if (!XmlReaderHelper.ReadFirstContent(reader))
continue;
while (!reader.EOF)
{
if (reader.IsStartElement("row", _ns))
if (IsStartElement(reader, "row", _ns))
{
maxRowIndex++;
@ -204,7 +203,7 @@ namespace MiniExcelLibs.OpenXml
var cellIndex = -1;
while (!reader.EOF)
{
if (reader.IsStartElement("c", _ns))
if (IsStartElement(reader, "c", _ns))
{
cellIndex++;
maxColumnIndex = Math.Max(maxColumnIndex, cellIndex);
@ -237,7 +236,7 @@ namespace MiniExcelLibs.OpenXml
using (var sheetStream = sheetEntry.Open())
using (XmlReader reader = XmlReader.Create(sheetStream, _xmlSettings))
{
if (!reader.IsStartElement("worksheet", _ns))
if (!IsStartElement(reader, "worksheet", _ns))
yield break;
if (!XmlReaderHelper.ReadFirstContent(reader))
@ -245,7 +244,7 @@ namespace MiniExcelLibs.OpenXml
while (!reader.EOF)
{
if (reader.IsStartElement("sheetData", _ns))
if (IsStartElement(reader, "sheetData", _ns))
{
if (!XmlReaderHelper.ReadFirstContent(reader))
continue;
@ -256,7 +255,7 @@ namespace MiniExcelLibs.OpenXml
bool isFirstRow = true;
while (!reader.EOF)
{
if (reader.IsStartElement("row", _ns))
if (IsStartElement(reader, "row", _ns))
{
nextRowIndex = rowIndex + 1;
if (int.TryParse(reader.GetAttribute("r"), out int arValue))
@ -294,7 +293,7 @@ namespace MiniExcelLibs.OpenXml
var columnIndex = withoutCR ? -1 : 0;
while (!reader.EOF)
{
if (reader.IsStartElement("c", _ns))
if (IsStartElement(reader, "c", _ns))
{
var aS = reader.GetAttribute("s");
var aR = reader.GetAttribute("r");
@ -477,7 +476,7 @@ namespace MiniExcelLibs.OpenXml
{
using (var reader = XmlReader.Create(stream))
{
if (!reader.IsStartElement("sst", _ns))
if (!IsStartElement(reader, "sst", _ns))
yield break;
if (!XmlReaderHelper.ReadFirstContent(reader))
@ -485,7 +484,7 @@ namespace MiniExcelLibs.OpenXml
while (!reader.EOF)
{
if (reader.IsStartElement("si", _ns))
if (IsStartElement(reader, "si", _ns))
{
var value = StringHelper.ReadStringItem(reader);
yield return value;
@ -510,7 +509,7 @@ namespace MiniExcelLibs.OpenXml
using (var stream = entries.Single(w => w.FullName == "xl/workbook.xml").Open())
using (XmlReader reader = XmlReader.Create(stream, _xmlSettings))
{
if (!reader.IsStartElement("workbook", _ns))
if (!IsStartElement(reader, "workbook", _ns))
yield break;
if (!XmlReaderHelper.ReadFirstContent(reader))
@ -518,14 +517,14 @@ namespace MiniExcelLibs.OpenXml
while (!reader.EOF)
{
if (reader.IsStartElement("sheets", _ns))
if (IsStartElement(reader, "sheets", _ns))
{
if (!XmlReaderHelper.ReadFirstContent(reader))
continue;
while (!reader.EOF)
{
if (reader.IsStartElement("sheet", _ns))
if (IsStartElement(reader, "sheet", _ns))
{
yield return new SheetRecord(
reader.GetAttribute("name"),
@ -555,7 +554,7 @@ namespace MiniExcelLibs.OpenXml
using (var stream = entries.Single(w => w.FullName == "xl/_rels/workbook.xml.rels").Open())
using (XmlReader reader = XmlReader.Create(stream, _xmlSettings))
{
if (!reader.IsStartElement("Relationships", "http://schemas.openxmlformats.org/package/2006/relationships"))
if (!IsStartElement(reader, "Relationships", "http://schemas.openxmlformats.org/package/2006/relationships"))
return null;
if (!XmlReaderHelper.ReadFirstContent(reader))
@ -563,7 +562,7 @@ namespace MiniExcelLibs.OpenXml
while (!reader.EOF)
{
if (reader.IsStartElement("Relationship", "http://schemas.openxmlformats.org/package/2006/relationships"))
if (IsStartElement(reader, "Relationship", "http://schemas.openxmlformats.org/package/2006/relationships"))
{
string rid = reader.GetAttribute("Id");
foreach (var sheet in sheetRecords)
@ -618,13 +617,13 @@ namespace MiniExcelLibs.OpenXml
object value = null;
while (!reader.EOF)
{
if (reader.IsStartElement("v", _ns))
if (IsStartElement(reader, "v", _ns))
{
string rawValue = reader.ReadElementContentAsString();
if (!string.IsNullOrEmpty(rawValue))
ConvertCellValue(rawValue, aT, xfIndex, out value);
}
else if (reader.IsStartElement("is", _ns))
else if (IsStartElement(reader, "is", _ns))
{
string rawValue = StringHelper.ReadStringItem(reader);
if (!string.IsNullOrEmpty(rawValue))
@ -726,5 +725,10 @@ namespace MiniExcelLibs.OpenXml
{
return Task.Run(() => Query<T>(sheetName, startCell));
}
private bool IsStartElement(XmlReader reader, string name, params string[] nss)
{
return nss.Any(s => reader.IsStartElement(name, s));
}
}
}

8
tests/MiniExcelTests/MiniExcelOpenXmlTests.cs
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@ -1145,5 +1145,13 @@ namespace MiniExcelLibs.Tests
}
File.Delete(path);
}
[Fact()]
public void TestStirctOpenXml()
{
var path = @"../../../../../samples/xlsx/TestStrictOpenXml.xlsx";
var columns = MiniExcel.GetColumns(path);
Assert.Equal(new[] { "A", "B", "C" }, columns);
}
}
}