我无法使用 Aspose.Pdf-Cloud v1.0.9 将 pdf 转换为 html。
代码:
public byte[] ConvertPdfToHtml(byte[] doc, string fileName)
{
var pdfApi = new PdfApi(ConfigurationManager.AppSettings["AsposeKey"],
ConfigurationManager.AppSettings["AsposeSID"], ConfigurationManager.AppSettings["AsposeUrl"]);
try
{
var apiResponse = pdfApi.PutConvertDocument("html", null,
Path.GetFileNameWithoutExtension(fileName) + ".html", doc);
if (apiResponse != null && apiResponse.Status.Equals("Ok"))
{
return apiResponse.ResponseStream;
}
throw new Exception("Couldn't convert pdf - " + fileName + " to HTML...");
}
catch (Exception ex)
{
NLogger.LogError("ConvertPdfToHtml - " + ex);
throw;
}
}
似乎无论我上传什么(Adobe,selectPdf),我都会收到 400 错误请求。任何人都有运气让它工作吗?
到目前为止,Aspose.Words 对我来说非常适合 doc / docx to html。
更新:登录帐户后,似乎在后台生成了一个错误:
错误:方法或操作未实现。方法:将文档转换为在线指定的格式。参数:format 'html',url '',outPath 'testadobe.html'
这可能是一个 aspose sdk 问题,我将尝试与他们联系,因为该方法在 sdk 上公开并且完全符合我对文档的需要,只需要它也可以与 pdf 一起使用。
更新代码:
public byte[] ConvertPdfToHtml(byte[] doc, string fileName)
{
var pdfApi = new PdfApi(ConfigurationManager.AppSettings["AsposeKey"],
ConfigurationManager.AppSettings["AsposeSID"], ConfigurationManager.AppSettings["AsposeUrl"]);
var storageApi = new StorageApi(ConfigurationManager.AppSettings["AsposeKey"],
ConfigurationManager.AppSettings["AsposeSID"], ConfigurationManager.AppSettings["AsposeUrl"]);
try
{
storageApi.PutCreate(fileName, "", "", doc);
var apiResponse = pdfApi.GetDocumentWithFormat(fileName, "html", "", "", Path.GetFileNameWithoutExtension(fileName) + ".html");
if (apiResponse != null && apiResponse.Status.Equals("Ok"))
{
var storageRes = storageApi.GetDownload(Path.GetFileNameWithoutExtension(fileName) + ".html", null, "");
var htmlDoc = ZipExtractor.ExtractHtmlFromZip(storageRes.ResponseStream,
Path.GetFileNameWithoutExtension(fileName) + ".html");
return htmlDoc;
}
throw new Exception("Couldn't convert pdf - " + fileName + " to HTML...");
}
catch (Exception ex)
{
NLogger.LogError("ConvertPdfToHtml - " + ex);
throw;
}
}
后人解压功能:
public static byte[] ExtractHtmlFromZip(byte[] zipBytes, string fileName)
{
var zipStream = new MemoryStream(zipBytes);
if(zipStream == null) throw new NullReferenceException("zipStream doesn't contain any bytes...");
var archive = new ZipArchive(zipStream);
foreach (var zipEntry in archive.Entries)
{
if (zipEntry.FullName == fileName)
{
var fileStream = zipEntry.Open();
using (var ms = new MemoryStream())
{
fileStream.CopyTo(ms);
var bytes = ms.ToArray();
return bytes;
}
}
throw new FileNotFoundException("Couldn't find " + fileName + " in zip archive...");
}
throw new Exception("Oops... looks like this should've never been reached in ExtractHtmlFromZip");
}