/// <summary>
/// PowerPoint格式转换(PowerPoint文件不能为空，默认转成PDF)
/// </summary>
/// <param name="sourcePath">源路径</param>
/// <param name="targetPath">目标路径</param>
/// <param name="targetFileType">转换类型</param>
/// <returns></returns>
public static bool PowerPointConvert(string sourcePath, string targetPath, Aspose.Slides.Export.SaveFormat targetFileType = Aspose.Slides.Export.SaveFormat.Pdf)
{
var extension = new FileInfo(sourcePath).Extension.ToLower();
if (extension == ".ppt")
{
var ppt = new Aspose.Slides.Presentation(@sourcePath);
ppt.Save(@targetPath, targetFileType);
return(true);
}
if (extension == ".pptx")
{
var pptx = new Aspose.Slides.Pptx.PresentationEx(@sourcePath);
pptx.Save(@targetPath, targetFileType);
return(true);
}
throw new IOException(sourcePath + " 非PowerPoint文件");
}
public byte[] GetProcessedTemplate(DocsPaVO.utente.InfoUtente infoUtente, DocsPaVO.documento.SchedaDocumento sd)
{
byte[] content = null;
System.IO.MemoryStream stream = new System.IO.MemoryStream();
// Percorso modello
string pathModel = sd.template.PATH_MODELLO_1;
try
{
//System.IO.FileStream licenseStream = new System.IO.FileStream("C:\\Temp\\Aspose.total.xml", System.IO.FileMode.Open, System.IO.FileAccess.Read);
// Caricamento licenza
DocsPaDB.Query_DocsPAWS.ClientSideModelProcessor csmp = new DocsPaDB.Query_DocsPAWS.ClientSideModelProcessor();
Aspose.Slides.License lic = new License();
byte[] licenseContent = csmp.GetLicense("ASPOSE");
if (licenseContent != null)
{
System.IO.MemoryStream licenseStream = new System.IO.MemoryStream(licenseContent, 0, licenseContent.Length);
lic.SetLicense(licenseStream);
licenseStream.Close();
}
DocsPaVO.Modelli.ModelKeyValuePair[] commonFields = this.GetModelKeyValuePairs(infoUtente, sd);
// Lettura modello con Aspose
using (Presentation ppt = new Presentation(pathModel))
{
// 1 - Analisi master
foreach (LayoutSlide layoutSlide in ppt.LayoutSlides)
{
foreach (IShape shape in layoutSlide.Shapes)
{
if (shape is Aspose.Slides.AutoShape)
{
if (((IAutoShape)shape).TextFrame != null)
{
string text = ((IAutoShape)shape).TextFrame.Text;
if (!string.IsNullOrEmpty(text))
{
this.SearchAndReplaceFields(ref text, commonFields);
((IAutoShape)shape).TextFrame.Text = text;
}
}
}
}
}
// Lettura caselle di testo
ITextFrame[] textFrames = Aspose.Slides.Util.SlideUtil.GetAllTextFrames(ppt, true);
foreach (ITextFrame tf in textFrames)
{
foreach (Paragraph par in tf.Paragraphs)
{
string text = par.Text;
if (!string.IsNullOrEmpty(text) && text.Contains("#"))
{
this.SearchAndReplaceFields(ref text, commonFields);
par.Text = text;
}
#region OLD CODE
//foreach (Portion port in par.Portions)
//{
// string text = port.Text;
// if (!string.IsNullOrEmpty(text) && text.Contains("#"))
// {
// this.SearchAndReplaceFields(ref text, commonFields);
// port.Text = text;
// }
//}
#endregion
}
}
#region OLD CODE
//Lettura slide
//foreach (ISlide slide in ppt.Slides)
//{
// // Ciclo sulle forme della slide
// foreach (IShape shape in slide.Shapes)
// {
// // Analisi testo
// if (((IAutoShape)shape).TextFrame != null)
// {
// string text = ((IAutoShape)shape).TextFrame.Text;
// if (!string.IsNullOrEmpty(text))
// {
// this.SearchAndReplaceFields(ref text, commonFields);
// ((IAutoShape)shape).TextFrame.Text = text;
// }
// }
// }
//}
#endregion
// Salvataggio del documento
Aspose.Slides.Export.SaveFormat frm = new Aspose.Slides.Export.SaveFormat();
switch (sd.template.PATH_MODELLO_1_EXT.ToUpper())
{
case "PPT":
default:
frm = Aspose.Slides.Export.SaveFormat.Ppt;
break;
case "PPTX":
frm = Aspose.Slides.Export.SaveFormat.Pptx;
break;
case "PPSX":
frm = Aspose.Slides.Export.SaveFormat.Ppsx;
break;
case "ODP":
frm = Aspose.Slides.Export.SaveFormat.Odp;
break;
}
ppt.Save(stream, Aspose.Slides.Export.SaveFormat.Pptx);
}
content = stream.ToArray();
}
catch (Exception ex)
{
logger.DebugFormat("{0}\r\n{1}", ex.Message, ex.StackTrace);
content = null;
}
return(content);
}
