/// <summary>
/// The generate document metadata based report.
/// </summary>
private MemoryStreamResult GenerateDocumentMetadataBasedReport()
{
this.logger.Log(LogType.Trace, this.GetAssemblyName(), "{0}.GenerateDocumentMetadataBasedReport", this.GetType().Name);
var resourcesPackage = ResourcePackage.Open(Path.Combine(this.sourceFolder, this.templatePackageName));
var documentMetadata = DocumentMetadataPackage.Open(Path.Combine(this.sourceFolder, this.metadataPackageName)).DocumentMetadata;
var generator = new ExportGenerator();
var exportParams = new ExportParameters();
ExportToMemoryStreamResult result = generator.GenerateDocument(this.dataParts,
documentMetadata,
resourcesPackage,
exportParams);
if (result.Error != null)
{
this.logger.Log(LogType.Fatal, this.GetAssemblyName(), "{0}.GenerateDocumentMetadataBasedReport", result.Error);
}
return(new MemoryStreamResult
{
MemoryStream = result.MemoryStream,
Status = result.Error == null ? MemoryStreamResultStatus.Success : MemoryStreamResultStatus.Failure,
ErrorMessage = result.Error == null ? null : result.Error.Message,
});
}
/// <summary>
/// The pack source data folder.
/// </summary>
/// <param name="subFolderName">The sub folder name.</param>
/// <returns>The zipped file name</returns>
private string PackSourceMetaDataFolder(string subFolderName)
{
this.logger.Log(LogType.Trace, this.GetAssemblyName(), "{0}.PackSourceMetaDataFolder - Packing {1}", this.GetType().Name, subFolderName);
string directory = Path.Combine(this.sourceFolder, subFolderName);
string package = this.isDocumentMetaBased ? DocumentMetadataPackage.Pack(directory) : ExportMetadataPackage.Pack(directory);
// Extract package name from returned
return(Path.GetFileName(package));
}
public static DocumentMetadataPackage Open(string fileName)
{
// avoid contention whilst opening file, should be v quick anyway
lock (padLock)
{
try
{
if (string.IsNullOrEmpty(fileName))
{
throw new ArgumentNullException("fileName");
}
var fi = new FileInfo(fileName);
if (!fi.Exists)
{
throw new MetadataException(string.Format("File not found <{0}>", fileName));
}
Output(string.Format("Starting open of package <{0}>", fileName));
DocumentMetadataPackage package = new DocumentMetadataPackage();
List <PackagePart> metadataParts = new List <PackagePart>();
List <PackagePart> fileParts = new List <PackagePart>();
using (var zip = ZipPackage.Open(fileName, FileMode.Open, FileAccess.Read))
{
Output("Zip opened");
foreach (var part in zip.GetParts())
{
string uriString = part.Uri.OriginalString;
if (uriString.StartsWith(string.Concat(UriDelim, MetadataPathPart)))
{
metadataParts.Add(part);
Output(string.Format("Found Metadata part: Uri <{0}>", uriString));
}
else if (uriString.StartsWith(string.Concat(UriDelim, FilesPathPart)))
{
fileParts.Add(part);
Output(string.Format("Found TemplateFile part: Uri <{0}>", uriString));
}
}
if (metadataParts.Count == 0)
{
throw new MetadataException("No metadata files found");
}
else if (metadataParts.Count > 1)
{
throw new MetadataException("Only one metadata file allowed in a ExportMetadataPackage");
}
else
{
// metadata process
// read all the templates files into our internal store
var m = metadataParts[0];
long length = m.GetStream().Length;
byte[] data = new byte[length];
m.GetStream().Read(data, 0, (int)length);
Output(string.Format("Loading Metadata part: Uri <{0}> Size {1}", m.Uri.OriginalString, length));
bool hasBomb = false;
if (data.Length > 2 && data[0] == 0xEF && data[1] == 0xBB && data[2] == 0xBF)
{
hasBomb = true;
Output("Stripping Byte Order Mark");
}
UTF8Encoding encoding = new UTF8Encoding(true);
string resourceString = encoding.GetString(hasBomb ? data.Skip(3).ToArray() : data);
Output("Stripping Byte Order Mark");
package.DocumentMetadata = DocumentMetadataBase.Deserialize(resourceString);
Output("Export metadata deserialized");
}
// template file process
if (!string.IsNullOrEmpty(package.DocumentMetadata.TemplateFileName))
{
Output(string.Format("Checking for existence of the TemplateFilePath <{0}>", package.DocumentMetadata.TemplateFileName));
if (fileParts.Count == 0)
{
throw new MetadataException(string.Format("No file parts found and <{0}> expected", package.DocumentMetadata.TemplateFileName));
}
else if (fileParts.Count > 1)
{
throw new MetadataException(string.Format("More than 1 file parts found and only <{0}> expected", package.DocumentMetadata.TemplateFileName));
}
var f = fileParts[0];
string name = f.Uri.OriginalString.Replace(string.Concat(UriDelim, FilesPathPart, UriDelim), null);
long length = f.GetStream().Length;
package.DocumentMetadata.HasTemplate = true;
package.DocumentMetadata.TemplateData = new byte[length];
f.GetStream().Read(package.DocumentMetadata.TemplateData, 0, (int)length);
Output(string.Format("Loaded TemplateFile data : Uri <{0}> Size {1}", f.Uri.OriginalString, length));
}
}
package.ValidateInternal();
return(package);
}
catch (Exception ex)
{
Output(ex.ToString());
throw;
}
}
}
