public IHttpActionResult Get5([FromUri] Guid scenarioId,
[FromUri] string fileId)
{
// Check output file is valid
if (!fileId.Contains(".")) // Stupid hack, route doesn't work if contains full stop
{
fileId += ".out";
}
OutputFile outputFile = _outputFileRepository.Find(fileId);
if (outputFile == null)
{
return(NotFound());
}
// Get temp data folder
string tempFolder = System.Web.Hosting.HostingEnvironment.MapPath("/Temp");
string outputFilesFolder = Path.Combine(tempFolder, "OutputFiles");
LocalOutputFiles localOutputFiles = new LocalOutputFiles(_resultsFileRepository, outputFilesFolder);
try
{
// Get output files in compressed format
localOutputFiles.GetOutputFiles(scenarioId, true, new List <OutputFile>()
{
outputFile
});
// Returns file
string outputFilePath = localOutputFiles.GetOutputFilePath(scenarioId, true, outputFile);
HttpResponseMessage result = new HttpResponseMessage(HttpStatusCode.OK)
{
Content = new ByteArrayContent(File.ReadAllBytes(outputFilePath))
};
result.Content.Headers.ContentType = new MediaTypeHeaderValue("application/octet-stream");
return(new System.Web.Http.Results.ResponseMessageResult(result));
}
finally
{
// Delete downloaded output files
localOutputFiles.DeleteOutputFiles(scenarioId);
}
}
public IHttpActionResult Post([FromUri] Guid scenarioId,
[FromBody] OutputFileSQLFilterModel command)
{
if (command == null || !ModelState.IsValid)
{
return(this.Error().InvalidParameters("Invalid parameters"));
}
ScenarioResult scenarioResult = _scenarioResultRepository.Find(scenarioId);
if (scenarioResult == null)
{
return(NotFound());
}
if (String.IsNullOrEmpty(command.SQL))
{
return(this.Error().InvalidParameters("SQL is invalid"));
}
// Get temp data folder
string tempFolder = System.Web.Hosting.HostingEnvironment.MapPath("/Temp");
string outputFilesFolder = string.Format(@"{0}\OutputFiles", tempFolder);
SQLOutputFileFilterSettings filterSettings = null;
string compressedResultsFile = "";
LocalOutputFiles localOutputFiles = new LocalOutputFiles(_resultsFileRepository, outputFilesFolder);
try
{
// Set filter settings,
filterSettings = new SQLOutputFileFilterSettings()
{
OutputFileFolder = string.Format(@"{0}\{1}\Data", outputFilesFolder, scenarioId), // Same folder that LocalOutputFileStorage stores files
SQL = command.SQL, // "select * from lmkii_spot_reqm.txt",
ResultsFile = string.Format(@"{0}\{1}\Results-{2}.txt", outputFilesFolder, scenarioId, Guid.NewGuid()), // Make unique in case two instances are querying
Delimiter = ','
};
// Download all output files referenced by query
localOutputFiles.GetOutputFiles(scenarioId, false, GetOutputFilesForSQL(filterSettings.SQL));
// Apply filter
SQLOutputFileFilter filter = new SQLOutputFileFilter();
filter.Filter(filterSettings);
/*
* var result = new HttpResponseMessage(HttpStatusCode.Created)
* {
* Content = new System.Net.Http.ByteArrayContent(System.IO.File.ReadAllBytes(filterSettings.OutputFile)),
* };
*/
// Return results
/*
* System.IO.Stream compressedStream = CompressionUtilities.CompressGZip(System.IO.File.OpenRead(filterSettings.OutputFile));
* var result = new HttpResponseMessage(HttpStatusCode.Created)
* {
* Content = new System.Net.Http.StreamContent(compressedStream)
* };
*
* result.Content.Headers.ContentType = new System.Net.Http.Headers.MediaTypeHeaderValue("application/octet-stream");
* result.Content.Headers.ContentDisposition = new System.Net.Http.Headers.ContentDispositionHeaderValue("attachment")
* {
* FileName = string.Format("Results-{0}.zip", id),
* };
*/
// Return file
compressedResultsFile = System.IO.Path.Combine(outputFilesFolder, string.Format("{0}.zip", Guid.NewGuid()));
CompressionUtilities.CompressGZipToFile(filterSettings.ResultsFile, compressedResultsFile);
HttpResponseMessage result = new HttpResponseMessage(HttpStatusCode.OK)
{
Content = new ByteArrayContent(System.IO.File.ReadAllBytes(compressedResultsFile))
};
result.Content.Headers.ContentType = new System.Net.Http.Headers.MediaTypeHeaderValue("application/octet-stream");
return(new System.Web.Http.Results.ResponseMessageResult(result));
}
finally
{
// Clean up
localOutputFiles.DeleteOutputFiles(scenarioId);
// Delete uncompressed results file
if (!String.IsNullOrEmpty(filterSettings?.ResultsFile) && System.IO.File.Exists(filterSettings.ResultsFile))
{
System.IO.File.Delete(filterSettings.ResultsFile);
}
// Delete compressed results file
if (!String.IsNullOrEmpty(compressedResultsFile) && System.IO.File.Exists(compressedResultsFile))
{
System.IO.File.Delete(compressedResultsFile);
}
}
}
