private static HWPFDocument Reload(HWPFDocument hwpfDocument)
{
MemoryStream baos = new MemoryStream();
hwpfDocument.Write(baos);
return(new HWPFDocument(new MemoryStream(baos.ToArray())));
}
public void TestReadWrite()
{
// This document is widely available on the internet as "blair.doc".
// I tried stripping the content and saving the document but my version
// of Word (from Office XP) strips this table out.
HWPFDocument doc = HWPFTestDataSamples.OpenSampleFile("saved-by-table.doc");
// Check what we just Read.
for (int i = 0; i < expected.Count; i++)
{
Assert.AreEqual(expected[i], doc.GetSavedByTable().GetEntries()[i], "List of saved-by entries was not as expected");
}
// Now write the entire document out, and read it back in...
MemoryStream byteStream = new MemoryStream();
doc.Write(byteStream);
Stream copyStream = new MemoryStream(byteStream.ToArray());
HWPFDocument copy = new HWPFDocument(copyStream);
// And check again.
for (int i = 0; i < expected.Count; i++)
{
Assert.AreEqual(
expected[i], copy.GetSavedByTable().GetEntries()[i], "List of saved-by entries was incorrect after writing");
}
}
/**
* Writes a spreadsheet to a <tt>MemoryStream</tt> and Reads it back
* from a <tt>MemoryStream</tt>.<p/>
* Useful for verifying that the serialisation round trip
*/
public static HWPFDocument WriteOutAndReadBack(HWPFDocument original)
{
MemoryStream baos = new MemoryStream(4096);
original.Write(baos);
MemoryStream bais = new MemoryStream(baos.ToArray());
return(new HWPFDocument(bais));
}
protected HWPFDocument SaveAndReload(HWPFDocument doc)
{
MemoryStream baos = new MemoryStream();
doc.Write(baos);
return(new HWPFDocument(
new MemoryStream(baos.ToArray())
));
}
public HWPFDocument WriteOutAndRead(HWPFDocument doc)
{
MemoryStream baos = new MemoryStream();
HWPFDocument newDoc;
doc.Write(baos);
MemoryStream bais = new MemoryStream(baos.ToArray());
newDoc = new HWPFDocument(bais);
return(newDoc);
}
static void Main(string[] args)
{
// POI apparently can't create a document from scratch,
// so we need an existing empty dummy document
POIFSFileSystem fs = new POIFSFileSystem(File.OpenRead("empty.doc"));
HWPFDocument doc = new HWPFDocument(fs);
// centered paragraph with large font size
Range range = doc.GetRange();
CharacterRun run1 = range.InsertAfter("one");
//par1.SetSpacingAfter(200);
//par1.SetJustification((byte)1);
// justification: 0=left, 1=center, 2=right, 3=left and right
//CharacterRun run1 = par1.InsertAfter("one");
run1.SetFontSize(2 * 18);
// font size: twice the point size
// paragraph with bold typeface
Paragraph par2 = run1.InsertAfter(new ParagraphProperties(), 0);
par2.SetSpacingAfter(200);
CharacterRun run2 = par2.InsertAfter("two two two two two two two two two two two two two");
run2.SetBold(true);
// paragraph with italic typeface and a line indent in the first line
Paragraph par3 = run2.InsertAfter(new ParagraphProperties(), 0);
par3.SetFirstLineIndent(200);
par3.SetSpacingAfter(200);
CharacterRun run3 = par3.InsertAfter("three three three three three three three three three "
+ "three three three three three three three three three three three three three three "
+ "three three three three three three three three three three three three three three");
run3.SetItalic(true);
// add a custom document property (needs POI 3.5; POI 3.2 doesn't save custom properties)
DocumentSummaryInformation dsi = doc.DocumentSummaryInformation;
CustomProperties cp = dsi.CustomProperties;
if (cp == null)
{
cp = new CustomProperties();
}
cp.Put("myProperty", "foo bar baz");
doc.Write(File.OpenWrite("new-hwpf-file.doc"));
}
public void TestShapes1()
{
HWPFDocument doc = HWPFTestDataSamples.OpenSampleFile("WithArtShapes.doc");
IList shapes = doc.GetShapesTable().GetAllShapes();
IList vshapes = doc.GetShapesTable().GetVisibleShapes();
Assert.AreEqual(2, shapes.Count);
Assert.AreEqual(2, vshapes.Count);
Shape s1 = (Shape)shapes[0];
Shape s2 = (Shape)shapes[1];
Assert.AreEqual(3616, s1.Width);
Assert.AreEqual(1738, s1.Height);
Assert.AreEqual(true, s1.IsWithinDocument);
Assert.AreEqual(4817, s2.Width);
Assert.AreEqual(2164, s2.Height);
Assert.AreEqual(true, s2.IsWithinDocument);
// Re-serialisze, check still there
MemoryStream baos = new MemoryStream();
doc.Write(baos);
MemoryStream bais = new MemoryStream(baos.ToArray());
doc = new HWPFDocument(bais);
shapes = doc.GetShapesTable().GetAllShapes();
vshapes = doc.GetShapesTable().GetVisibleShapes();
Assert.AreEqual(2, shapes.Count);
Assert.AreEqual(2, vshapes.Count);
s1 = (Shape)shapes[0];
s2 = (Shape)shapes[1];
Assert.AreEqual(3616, s1.Width);
Assert.AreEqual(1738, s1.Height);
Assert.AreEqual(true, s1.IsWithinDocument);
Assert.AreEqual(4817, s2.Width);
Assert.AreEqual(2164, s2.Height);
Assert.AreEqual(true, s2.IsWithinDocument);
}
public async Task <IActionResult> Word()
{
var path = @"I:\yim\Documents\工作交接-2021-05\OA中专路由.doc";
await using var fileStream = System.IO.File.OpenRead(path);
var doc = new HWPFDocument(fileStream);
doc.Text.AppendLine("新增内容").AppendLine(DateTimeOffset.Now.ToString("yyyy-MM-dd hh:mm:ss"));
await using var memoryStream = new MemoryStream();
doc.Write(memoryStream);
var fileData = memoryStream.ToArray();
return(Json(new ResponseResult <FileDownloadDto>()
{
Success = true,
Data = new FileDownloadDto()
{
FileData = Convert.ToBase64String(fileData),
FileName = fileStream.Name
}
}));
}
private static HWPFDocument Reload(HWPFDocument hwpfDocument)
{
MemoryStream baos = new MemoryStream();
hwpfDocument.Write(baos);
return new HWPFDocument(new MemoryStream(baos.ToArray()));
}
protected HWPFDocument SaveAndReload(HWPFDocument doc)
{
MemoryStream baos = new MemoryStream();
doc.Write(baos);
return new HWPFDocument(
new MemoryStream(baos.ToArray())
);
}