问题描述
我正在使用 open xml sdk 来替换占位符,在 stackoverflow 帖子的许多帮助下,我找到了如何替换占位符的方法。更改这些占位符似乎有效,我可以检查更改后的 xml,但由于某种原因,无论如何该文档似乎已损坏。
我尝试了什么:
更改我的 docx zo ip 提取并手动替换一些文本并返回到 zip -> docx 也已损坏。
我的代码:
public void GenerateInvoice(Templateviewmodel viewmodel)
{
//step,copy file -> read document return body -> change body -> save body -> convert to pdf
//read document
var wordReader = new DocumentReader();
//var result = wordReader.Reader(@"D:/apps/DeigonAccountancy/DeigonAccountancy/Deigon.Frontend.Blazor/Files/invoiceTemplate.docx",@"D:/apps/DeigonAccountancy/DeigonAccountancy/Deigon.Frontend.Blazor/Files/" + (viewmodel.Client.FirstName + "-" + viewmodel.Client.LastName) + ".docx");
if (!File.Exists(@"D:/apps/DeigonAccountancy/DeigonAccountancy/Deigon.Frontend.Blazor/Files/invoiceTemplate.docx"))
{
throw new FileNotFoundException("tbesta ni kloot");
}
File.copy(@"D:/apps/DeigonAccountancy/DeigonAccountancy/Deigon.Frontend.Blazor/Files/invoiceTemplate.docx",@"D:/apps/DeigonAccountancy/DeigonAccountancy/Deigon.Frontend.Blazor/Files/" + (viewmodel.Client.FirstName + "-" + viewmodel.Client.LastName) + ".docx",false);
var stream = File.Open(@"D:/apps/DeigonAccountancy/DeigonAccountancy/Deigon.Frontend.Blazor/Files/" + (viewmodel.Client.FirstName + "-" + viewmodel.Client.LastName) + ".docx",FileMode.Open);
List<string> innerTexts = new List<string>();
using (WordprocessingDocument wordDocument = WordprocessingDocument.Open(stream,true))
{
//replace item
var elements = wordDocument.MainDocumentPart.Document.Body.Descendants<SdtElement>().ToList();
foreach (var item in elements)
{
switch (item.InnerText)
{
case nameof(TemplateOptions.UserDivision):
//replace alias
//var alias = item.Descendants<SdtAlias>().FirstOrDefault();
//alias.Val.Value = viewmodel.Category.Name;
//replace child element
//var run = item.Descendants<SdtContentRun>().FirstOrDefault();
//run.Parent.ReplaceChild(new Run(new Text(viewmodel.Category.Name)),run);
//var innerRun = run.Descendants<Run>().FirstOrDefault();
//var text = run.Descendants<Text>().FirstOrDefault();
//text.Text = viewmodel.Category.Name;
var runs = wordDocument.MainDocumentPart.Document.Body.Descendants<Run>().FirstOrDefault();
var text = runs.Descendants<Text>().FirstOrDefault();
text.Text = text.Text.Replace("DEIGON","TEST");
break;
case nameof(TemplateOptions.ClientAddress):
break;
case nameof(TemplateOptions.ClientCompany):
break;
case nameof(TemplateOptions.ClientVat):
break;
case nameof(TemplateOptions.HourlyRate):
break;
case nameof(TemplateOptions.InvoiceComments):
break;
case nameof(TemplateOptions.InvoiceDate):
break;
case nameof(TemplateOptions.InvoiceHours):
break;
case nameof(TemplateOptions.InvoiceId):
break;
case nameof(TemplateOptions.InvoicePrice):
break;
case nameof(TemplateOptions.InvoicetotalExclusive):
break;
case nameof(TemplateOptions.InvoicetotalInclusive):
break;
case nameof(TemplateOptions.InvoicetotalVat):
break;
case nameof(TemplateOptions.UserBIC):
break;
case nameof(TemplateOptions.UserIBAN):
break;
case nameof(TemplateOptions.UserRightsPolicy):
break;
default:
break;
}
}
wordDocument.Save();
}
//wordReader.SaveChanges(@"D:/apps/DeigonAccountancy/DeigonAccountancy/Deigon.Frontend.Blazor/Files/" + (viewmodel.Client.FirstName + "-" + viewmodel.Client.LastName) + ".docx",result);
}
简单的文本替换有效: 差异检查:
有谁知道为什么我的文档最后损坏了?
使用 .net 5.0 和 blazor 前端
解决方法
您永远不会关闭或处理 stream
。
最简单的解决方案是使用 WordprocessingDocument.Open(<fileName>,...)
重载并消除流。否则,给流自己的 using() { }
块..