public static MetaExtractor Create(string extension, Stream file)
{
if (String.IsNullOrWhiteSpace(extension))
{
throw new ArgumentNullException(nameof(extension));
}
if (file == null)
{
throw new ArgumentNullException(nameof(file));
}
MetaExtractor document = null;
switch (extension.ToLowerInvariant().Trim())
{
case ".sxw":
case ".odt":
case ".ods":
case ".odg":
case ".odp":
document = new OpenOfficeDocument(file, extension);
break;
case ".docx":
case ".xlsx":
case ".pptx":
case ".ppsx":
document = new OfficeOpenXMLDocument(file, extension);
break;
case ".doc":
case ".xls":
case ".ppt":
case ".pps":
document = new Office972003(file);
break;
case ".pdf":
document = new PDFDocument(file);
break;
case ".wpd":
document = new WPDDocument(file);
break;
case ".raw":
case ".cr2":
case ".crw":
case ".jpg":
case ".jpeg":
document = new EXIFDocument(file, extension);
break;
case ".svg":
case ".svgz":
document = new SVGDocument(file);
break;
case ".indd":
document = new InDDDocument(file);
break;
case ".rdp":
document = new RDPDocument(file);
break;
case ".ica":
document = new ICADocument(file);
break;
default:
throw new ArgumentException("Extension not allowed", nameof(extension));
}
return(document);
}
public static MetaExtractor Create(string extension, Stream file)
{
if (file == null)
{
throw new ArgumentNullException(nameof(file));
}
string normalizedExtension = NormalizeExtension(extension);
if (IsSupportedExtension(normalizedExtension))
{
MetaExtractor document = null;
switch (normalizedExtension)
{
case ".sxw":
case ".odt":
case ".ods":
case ".odg":
case ".odp":
document = new OpenOfficeDocument(file, extension);
break;
case ".docx":
case ".xlsx":
case ".pptx":
case ".ppsx":
document = new OfficeOpenXMLDocument(file, extension);
break;
case ".doc":
case ".xls":
case ".ppt":
case ".pps":
document = new Office972003(file);
break;
case ".pdf":
document = new PDFDocument(file);
break;
case ".wpd":
document = new WPDDocument(file);
break;
case ".raw":
case ".cr2":
case ".crw":
case ".jpg":
case ".jpeg":
document = new EXIFDocument(file, extension);
break;
case ".svg":
case ".svgz":
document = new SVGDocument(file);
break;
case ".indd":
document = new InDDDocument(file);
break;
case ".rdp":
document = new RDPDocument(file);
break;
case ".ica":
document = new ICADocument(file);
break;
default:
throw new ArgumentException("Extension not supported", nameof(extension));
}
return(document);
}
else
{
throw new ArgumentException("Extension not supported", nameof(extension));
}
}