|
public AddDataTuples ( |
||
| datasetManager | ||
| dataTuplesIds | List |
|
| filePath | string | Path of the excel template file |
| dataStructureId | long | Id of datastructure |
| Результат | List |
|
public string GenerateAsciiFile(long id, string title, string mimeType, string[] visibleColumns)
{
string ext = "";
string path = "";
DatasetManager datasetManager = new DatasetManager();
try
{
DatasetVersion datasetVersion = datasetManager.GetDatasetLatestVersion(id);
AsciiWriter writer = new AsciiWriter(TextSeperator.comma);
// Javad: It is better to have a list of tuple IDs and pass it to the AddDataTuples method.
// This method is using a special iterator to reduce the number of queries. 18.11.2016
List <long> datatuples = new List <long>(); //GetFilteredDataTuples(datasetVersion);
long datastuctureId = datasetVersion.Dataset.DataStructure.Id;
path = generateDownloadFile(id, datasetVersion.Id, datastuctureId, "data", ext, writer);
if (visibleColumns != null)
{
writer.VisibleColumns = visibleColumns;
}
writer.AddDataTuples(datasetManager, datatuples, path, datastuctureId);
return(path);
}
finally
{
datasetManager.Dispose();
}
}
public string GenerateAsciiFile(string ns, DataTable table, string title, string mimeType, long dataStructureId)
{
string ext = "";
TextSeperator textSeperator = TextSeperator.semicolon;
switch (mimeType)
{
case "text/csv":
{
ext = ".csv";
textSeperator = TextSeperator.semicolon;
break;
}
default:
{
ext = ".txt";
textSeperator = TextSeperator.tab;
break;
}
}
AsciiWriter writer = new AsciiWriter(textSeperator);
// write to file
// if there is already a file, replace it
string path = generateDownloadFile(ns, dataStructureId, title, ext, writer);
writer.AddDataTuples(table, path, dataStructureId);
return(path);
}
public string GenerateAsciiFile(long id, long versionId, string title, string mimeType)
{
DatasetManager datasetManager = new DatasetManager();
try
{
DatasetVersion datasetVersion = datasetManager.GetDatasetVersion(versionId);
string contentDescriptorTitle = "";
string ext = "";
TextSeperator textSeperator = TextSeperator.semicolon;
switch (mimeType)
{
case "text/csv":
{
contentDescriptorTitle = "generatedCSV";
ext = ".csv";
textSeperator = TextSeperator.semicolon;
break;
}
default:
{
contentDescriptorTitle = "generatedTXT";
ext = ".txt";
textSeperator = TextSeperator.tab;
break;
}
}
AsciiWriter writer = new AsciiWriter(textSeperator);
string path = "";
//ascii allready exist
if (datasetVersion.ContentDescriptors.Count(p => p.Name.Equals(contentDescriptorTitle) && p.URI.Contains(datasetVersion.Id.ToString())) > 0)
{
#region FileStream exist
ContentDescriptor contentdescriptor = datasetVersion.ContentDescriptors.Where(p => p.Name.Equals(contentDescriptorTitle)).FirstOrDefault();
path = Path.Combine(AppConfiguration.DataPath, contentdescriptor.URI);
if (FileHelper.FileExist(path))
{
return(path);
}
else
{
List <long> datatupleIds = datasetManager.GetDatasetVersionEffectiveTupleIds(datasetVersion);
long datastuctureId = datasetVersion.Dataset.DataStructure.Id;
path = generateDownloadFile(id, datasetVersion.Id, datastuctureId, "Data", ext, writer);
storeGeneratedFilePathToContentDiscriptor(id, datasetVersion, ext);
writer.AddDataTuples(datasetManager, datatupleIds, path, datastuctureId);
return(path);
}
#endregion
}
// not exist needs to generated
else
{
#region FileStream not exist
List <long> datatupleIds = datasetManager.GetDatasetVersionEffectiveTupleIds(datasetVersion);
long datastuctureId = datasetVersion.Dataset.DataStructure.Id;
path = generateDownloadFile(id, datasetVersion.Id, datastuctureId, "data", ext, writer);
storeGeneratedFilePathToContentDiscriptor(id, datasetVersion, ext);
writer.AddDataTuples(datasetManager, datatupleIds, path, datastuctureId);
return(path);
#endregion
}
}
finally
{
datasetManager.Dispose();
}
}
