public static EventReport Parse(double systemFrequency, string[] lines, ref int index)
{
EventReport eventReport = new EventReport();
int firmwareIndex;
// Parse the report header
eventReport.Header = Header.Parse(lines, ref index);
// Skip to the next nonblank line
EventFile.SkipBlanks(lines, ref index);
// Get the index of the line where
// the firmware information is located
firmwareIndex = index;
// Parse the firmware and event number
eventReport.Firmware = Firmware.Parse(lines, ref firmwareIndex);
eventReport.EventNumber = ParseEventNumber(lines, ref index);
index = Math.Max(firmwareIndex, index);
// Skip to the next nonblank line
EventFile.SkipBlanks(lines, ref index);
// Parse the analog section of the report
eventReport.AnalogSection = AnalogSection.Parse(eventReport.Header.EventTime, systemFrequency, lines, ref index);
if (lines.Length < index)
{
// skip digitals for now
while (!lines[index].ToLower().Contains("group settings") && index < lines.Length)
{
++index;
}
++index;
// Parse Group settings
eventReport.GroupSetting = Settings.Parse(lines, ref index);
EventFile.SkipBlanks(lines, ref index);
// Parse Logic control equations
++index;
EventFile.SkipBlanks(lines, ref index);
eventReport.ControlEquations = ControlEquation.Parse(lines, ref index);
EventFile.SkipBlanks(lines, ref index);
// Parse Global Settings
eventReport.GlobalSetting = Settings.Parse(lines, ref index);
}
return(eventReport);
}
private static AnalogSection ParseAnalogSection(DateTime eventTime, string[] lines, ref int index)
{
const string CycleHeader = @"^\[\d+\]$";
AnalogSection analogSection = new AnalogSection();
int headerLineIndex;
int firstDataLineIndex;
int dataLineIndex;
int triggerLineIndex;
string[] headers = null;
string[] fields = null;
int analogEndIndex = -1;
double[] analogs;
double analog = 0.0;
Cycle <DateTime> currentTimeCycle = null;
List <Cycle <double> > currentCycles = null;
string currentLine;
int sampleCount = 0;
int eventSample = -1;
int firstCycleCount;
long timePerSample;
// Scan forward to the first line of data
firstDataLineIndex = index;
while (firstDataLineIndex < lines.Length)
{
fields = Regex.Split(lines[firstDataLineIndex], @"\s|>|\*").Where(s => s != string.Empty).ToArray();
if (fields.Length > 0 && double.TryParse(fields[0], out analog))
{
break;
}
firstDataLineIndex++;
}
if (firstDataLineIndex >= lines.Length)
{
return(analogSection);
}
// Scan backward to find the header line
headerLineIndex = firstDataLineIndex - 1;
while (headerLineIndex >= index)
{
headers = lines[headerLineIndex].Split((char[])null, StringSplitOptions.RemoveEmptyEntries);
if (headers.Length == fields.Length)
{
break;
}
headerLineIndex--;
}
if (headerLineIndex < index)
{
return(analogSection);
}
// Scan forward to either the trigger or the
// largest current, whichever comes first,
// and use it to determine the analogEndIndex
triggerLineIndex = firstDataLineIndex;
while (firstDataLineIndex < lines.Length)
{
currentLine = lines[triggerLineIndex++];
// If the current line is empty or it matches the cycle header, skip it
if (string.IsNullOrWhiteSpace(currentLine) || Regex.IsMatch(currentLine, CycleHeader))
{
continue;
}
// If the length of the current line is not within one character
// of the length of the first data line, assume we have reached
// the end of the section and stop scanning lines
if (Math.Abs(currentLine.Length - lines[firstDataLineIndex].Length) > 1)
{
break;
}
// Check if this is the trigger row
analogEndIndex = currentLine.IndexOf('>');
if (analogEndIndex >= 0)
{
break;
}
// Check if this is the largest current row
analogEndIndex = currentLine.IndexOf('*');
if (analogEndIndex >= 0)
{
break;
}
}
// If analogEndIndex is valid, parse the header row again
if (analogEndIndex >= 0 && analogEndIndex < lines[headerLineIndex].Length)
{
headers = lines[headerLineIndex].Remove(analogEndIndex).Split((char[])null, StringSplitOptions.RemoveEmptyEntries);
}
// Generate analog channels from header row
analogSection.AnalogChannels = headers
.Select(header => new Channel <double>()
{
Name = header
})
.ToList();
// Scan through the lines of data
dataLineIndex = firstDataLineIndex;
while (dataLineIndex < lines.Length)
{
currentLine = lines[dataLineIndex++];
// Empty lines or cycle headers indicate start of next cycle
if (string.IsNullOrWhiteSpace(currentLine) || Regex.IsMatch(currentLine, CycleHeader))
{
// Two empty lines in a row indicates the end of the section
if ((object)currentCycles == null)
{
break;
}
currentCycles = null;
continue;
}
// If the line does not indicate the start of a cycle,
// check the length to make sure we are still in the analog section
if (Math.Abs(currentLine.Length - lines[firstDataLineIndex].Length) > 1)
{
break;
}
// Parse this line as a line of data
if (analogEndIndex >= 0 && analogEndIndex < currentLine.Length)
{
currentLine = currentLine.Remove(analogEndIndex);
}
analogs = currentLine
.Split((char[])null, StringSplitOptions.RemoveEmptyEntries)
.TakeWhile(field => double.TryParse(field, out analog))
.Select(field => analog)
.ToArray();
// Remove analog channels whose values cannot be parsed as doubles
while (analogSection.AnalogChannels.Count > analogs.Length)
{
analogSection.AnalogChannels.RemoveAt(analogSection.AnalogChannels.Count - 1);
}
// Ensure the existence of a list of cycles to hold the analog values
if ((object)currentCycles == null)
{
currentCycles = analogSection.AnalogChannels.Select(channel => new Cycle <double>()).ToList();
for (int i = 0; i < currentCycles.Count; i++)
{
analogSection.AnalogChannels[i].Cycles.Add(currentCycles[i]);
}
}
// Add the analogs to their respective cycles
for (int i = 0; i < analogs.Length && i < currentCycles.Count; i++)
{
currentCycles[i].Samples.Add(analogs[i]);
}
// Determine whether this line represents the sample that triggered the event
if (currentLine.Contains('>') || (eventSample == -1 && currentLine.Contains('*')))
{
eventSample = sampleCount;
}
sampleCount++;
index = dataLineIndex;
}
// If we did not find any samples marked with the
// event time, assume it is the first sample
if (eventSample < 0)
{
eventSample = 0;
}
// Determine the time per sample, in ticks
firstCycleCount = analogSection.AnalogChannels.First().Cycles.First().Samples.Count;
timePerSample = TimeSpan.TicksPerSecond / (60L * firstCycleCount);
for (int i = 0; i < sampleCount; i++)
{
if ((i % firstCycleCount) == 0)
{
currentTimeCycle = new Cycle <DateTime>();
analogSection.TimeChannel.Cycles.Add(currentTimeCycle);
}
// Null reference not possible since 0 % firstCycleCount is 0
currentTimeCycle.Samples.Add(eventTime + TimeSpan.FromTicks(timePerSample * (i - eventSample)));
}
return(analogSection);
}
private static AnalogSection ParseAnalogSection(DateTime eventTime, string[] lines, ref int index)
{
const string CycleHeader = @"^\[\d+\]$";
AnalogSection analogSection = new AnalogSection();
int headerLineIndex;
int firstDataLineIndex;
int dataLineIndex;
int triggerLineIndex;
string[] headers = null;
string[] fields = null;
int analogEndIndex = -1;
double[] analogs;
double analog = 0.0;
Cycle<DateTime> currentTimeCycle = null;
List<Cycle<double>> currentCycles = null;
string currentLine;
int sampleCount = 0;
int eventSample = -1;
int firstCycleCount;
long timePerSample;
// Scan forward to the first line of data
firstDataLineIndex = index;
while (firstDataLineIndex < lines.Length)
{
fields = Regex.Split(lines[firstDataLineIndex], @"\s|>|\*").Where(s => s != string.Empty).ToArray();
if (fields.Length > 0 && double.TryParse(fields[0], out analog))
break;
firstDataLineIndex++;
}
if (firstDataLineIndex >= lines.Length)
return analogSection;
// Scan backward to find the header line
headerLineIndex = firstDataLineIndex - 1;
while (headerLineIndex >= index)
{
headers = lines[headerLineIndex].Split((char[])null, StringSplitOptions.RemoveEmptyEntries);
if (headers.Length == fields.Length)
break;
headerLineIndex--;
}
if (headerLineIndex < index)
return analogSection;
// Scan forward to either the trigger or the
// largest current, whichever comes first,
// and use it to determine the analogEndIndex
triggerLineIndex = firstDataLineIndex;
while (firstDataLineIndex < lines.Length)
{
currentLine = lines[triggerLineIndex++];
// If the current line is empty or it matches the cycle header, skip it
if (string.IsNullOrWhiteSpace(currentLine) || Regex.IsMatch(currentLine, CycleHeader))
continue;
// If the length of the current line is not within one character
// of the length of the first data line, assume we have reached
// the end of the section and stop scanning lines
if (Math.Abs(currentLine.Length - lines[firstDataLineIndex].Length) > 1)
break;
// Check if this is the trigger row
analogEndIndex = currentLine.IndexOf('>');
if (analogEndIndex >= 0)
break;
// Check if this is the largest current row
analogEndIndex = currentLine.IndexOf('*');
if (analogEndIndex >= 0)
break;
}
// If analogEndIndex is valid, parse the header row again
if (analogEndIndex >= 0 && analogEndIndex < lines[headerLineIndex].Length)
headers = lines[headerLineIndex].Remove(analogEndIndex).Split((char[])null, StringSplitOptions.RemoveEmptyEntries);
// Generate analog channels from header row
analogSection.AnalogChannels = headers
.Select(header => new Channel<double>() { Name = header })
.ToList();
// Scan through the lines of data
dataLineIndex = firstDataLineIndex;
while (dataLineIndex < lines.Length)
{
currentLine = lines[dataLineIndex++];
// Empty lines or cycle headers indicate start of next cycle
if (string.IsNullOrWhiteSpace(currentLine) || Regex.IsMatch(currentLine, CycleHeader))
{
// Two empty lines in a row indicates the end of the section
if ((object)currentCycles == null)
break;
currentCycles = null;
continue;
}
// If the line does not indicate the start of a cycle,
// check the length to make sure we are still in the analog section
if (Math.Abs(currentLine.Length - lines[firstDataLineIndex].Length) > 1)
break;
// Parse this line as a line of data
if (analogEndIndex >= 0 && analogEndIndex < currentLine.Length)
currentLine = currentLine.Remove(analogEndIndex);
analogs = currentLine
.Split((char[])null, StringSplitOptions.RemoveEmptyEntries)
.TakeWhile(field => double.TryParse(field, out analog))
.Select(field => analog)
.ToArray();
// Remove analog channels whose values cannot be parsed as doubles
while (analogSection.AnalogChannels.Count > analogs.Length)
analogSection.AnalogChannels.RemoveAt(analogSection.AnalogChannels.Count - 1);
// Ensure the existence of a list of cycles to hold the analog values
if ((object)currentCycles == null)
{
currentCycles = analogSection.AnalogChannels.Select(channel => new Cycle<double>()).ToList();
for (int i = 0; i < currentCycles.Count; i++)
analogSection.AnalogChannels[i].Cycles.Add(currentCycles[i]);
}
// Add the analogs to their respective cycles
for (int i = 0; i < analogs.Length && i < currentCycles.Count; i++)
currentCycles[i].Samples.Add(analogs[i]);
// Determine whether this line represents the sample that triggered the event
if (currentLine.Contains('>') || (eventSample == -1 && currentLine.Contains('*')))
eventSample = sampleCount;
sampleCount++;
index = dataLineIndex;
}
// If we did not find any samples marked with the
// event time, assume it is the first sample
if (eventSample < 0)
eventSample = 0;
// Determine the time per sample, in ticks
firstCycleCount = analogSection.AnalogChannels.First().Cycles.First().Samples.Count;
timePerSample = TimeSpan.TicksPerSecond / (60L * firstCycleCount);
for (int i = 0; i < sampleCount; i++)
{
if ((i % firstCycleCount) == 0)
{
currentTimeCycle = new Cycle<DateTime>();
analogSection.TimeChannel.Cycles.Add(currentTimeCycle);
}
// Null reference not possible since 0 % firstCycleCount is 0
currentTimeCycle.Samples.Add(eventTime + TimeSpan.FromTicks(timePerSample * (i - eventSample)));
}
return analogSection;
}
