/// <summary>
/// Examines the subdirectories in the specified zip file
/// Determines the oldest and newest modified analysis.baf files (or apexAcquisition.method file if analysis.baf files are not found)
/// Presumes this is the AcqStartTime and AcqEndTime
/// </summary>
/// <param name="zipFile"></param>
/// <param name="datasetFileInfo"></param>
/// <returns>True if at least one valid file is found; otherwise false</returns>
/// <remarks></remarks>
private void DetermineAcqStartEndTime(FileInfo zipFile, DatasetFileInfo datasetFileInfo)
{
var success = false;
try
{
// Bump up the file size
datasetFileInfo.FileSizeBytes += zipFile.Length;
var fileNamesToFind = new List <string> {
"analysis.baf",
"apexAcquisition.method",
"submethods.xml"
};
var zipFileReader = new Ionic.Zip.ZipFile(zipFile.FullName);
foreach (var fileNameToFind in fileNamesToFind)
{
using (var zipEntry = zipFileReader.GetEnumerator())
{
while (zipEntry.MoveNext())
{
if (zipEntry.Current == null)
{
continue;
}
if (zipEntry.Current.IsDirectory)
{
continue;
}
// Split the filename on the forward slash character
var nameParts = zipEntry.Current.FileName.Split('/');
if (nameParts.Length <= 0)
{
continue;
}
if (!string.Equals(nameParts[nameParts.Length - 1], fileNameToFind, StringComparison.OrdinalIgnoreCase))
{
continue;
}
if (zipEntry.Current.LastModified < datasetFileInfo.AcqTimeStart)
{
datasetFileInfo.AcqTimeStart = zipEntry.Current.LastModified;
}
if (zipEntry.Current.LastModified > datasetFileInfo.AcqTimeEnd)
{
datasetFileInfo.AcqTimeEnd = zipEntry.Current.LastModified;
}
// Bump up the scan count
datasetFileInfo.ScanCount += 1;
// Add a Scan Stats entry
var scanStatsEntry = new ScanStatsEntry
{
ScanNumber = datasetFileInfo.ScanCount,
ScanType = 1,
ScanTypeName = "MALDI-HMS",
ScanFilterText = string.Empty,
ElutionTime = "0",
TotalIonIntensity = "0",
BasePeakIntensity = "0",
BasePeakMZ = "0",
BasePeakSignalToNoiseRatio = "0",
IonCount = 0,
IonCountRaw = 0
};
// Base peak signal to noise ratio
mDatasetStatsSummarizer.AddDatasetScan(scanStatsEntry);
success = true;
}
}
if (success)
{
break;
}
}
}
catch (Exception ex)
{
OnErrorEvent("Error in DetermineAcqStartEndTime: " + ex.Message);
}
}