public static List <LogInfo> TXTDelEmptyLines(EngineState s, CodeCommand cmd)
{
List <LogInfo> logs = new List <LogInfo>();
Debug.Assert(cmd.Info.GetType() == typeof(CodeInfo_TXTDelEmptyLines));
CodeInfo_TXTDelEmptyLines info = cmd.Info as CodeInfo_TXTDelEmptyLines;
string fileName = StringEscaper.Preprocess(s, info.FileName);
if (StringEscaper.PathSecurityCheck(fileName, out string errorMsg) == false)
{
logs.Add(new LogInfo(LogState.Error, errorMsg));
return(logs);
}
if (File.Exists(fileName) == false)
{
logs.Add(new LogInfo(LogState.Error, $"File [{fileName}] not exists"));
return(logs);
}
Encoding encoding = FileHelper.DetectTextEncoding(fileName);
int i = 0;
string tempPath = Path.GetTempFileName();
using (StreamReader reader = new StreamReader(fileName, encoding))
using (StreamWriter writer = new StreamWriter(tempPath, false, encoding))
{
string lineFromSrc;
while ((lineFromSrc = reader.ReadLine()) != null)
{
if (lineFromSrc.Equals(string.Empty, StringComparison.Ordinal))
{
i++;
}
else
{
writer.WriteLine(lineFromSrc);
}
}
}
FileHelper.FileReplaceEx(tempPath, fileName);
logs.Add(new LogInfo(LogState.Success, $"Deleted [{i}] empty lines"));
return(logs);
}
public static List <LogInfo> TXTDelEmptyLines(EngineState s, CodeCommand cmd)
{
List <LogInfo> logs = new List <LogInfo>();
CodeInfo_TXTDelEmptyLines info = cmd.Info.Cast <CodeInfo_TXTDelEmptyLines>();
string fileName = StringEscaper.Preprocess(s, info.FileName);
if (!StringEscaper.PathSecurityCheck(fileName, out string errorMsg))
{
return(LogInfo.LogErrorMessage(logs, errorMsg));
}
if (!File.Exists(fileName))
{
return(LogInfo.LogErrorMessage(logs, $"File [{fileName}] does not exist"));
}
Encoding encoding = EncodingHelper.DetectEncoding(fileName);
int i = 0;
string tempPath = FileHelper.GetTempFile();
using (StreamReader r = new StreamReader(fileName, encoding, false))
using (StreamWriter w = new StreamWriter(tempPath, false, encoding))
{
string lineFromSrc;
while ((lineFromSrc = r.ReadLine()) != null)
{
if (lineFromSrc.Length == 0)
{
i++;
}
else
{
w.WriteLine(lineFromSrc);
}
}
}
FileHelper.FileReplaceEx(tempPath, fileName);
logs.Add(new LogInfo(LogState.Success, $"Deleted [{i}] empty lines"));
return(logs);
}
