public virtual void Execute(IEnumerable <CodeValuePair> presetArgs, Func <string, string> getValue = null)
{
string action = this.Title;
string tool = this.ToolTemplate;
string args = this.ToolArgsTemplate;
try {
StringBuilder sout = new StringBuilder(1024), serr = new StringBuilder(512);
Func <string, string> synthGetVal;
if (getValue == null)
{
synthGetVal = this.GetVal;
}
else
{
synthGetVal = (s) => { return(getValue(s) ?? this.GetVal(s)); };
}
TextStencil tt = new TextStencil()
{
FindParamValue = synthGetVal
};
if (presetArgs != null)
{
foreach (var p in presetArgs)
{
tt.SetParameter(p.Code, p.Value);
}
}
tool = tt.Transform(this.ToolTemplate);
args = tt.Transform(this.ToolArgsTemplate);
action = string.Format("execute external cmd: \"{0}\" {1}", tool, args);
var pcs = OSCommand.RunAndWait(tool, args, (s) => sout.AppendLine(s), (s) => serr.AppendLine(s), this.TimeoutSec * 1000);
System.Threading.Thread.Sleep(20); // Sometimes sout is not populated to the end, need some cycles
System.Diagnostics.Debug.WriteLine("XCmd: {0}\r\n\tExit code: {1}\r\n\tDuration: {4}\r\n\tStdOut:----\r\n{5}\r\n\t----\r\n\tStdErr----{6}\r\n\t----\r\n",
action, pcs.ExitCode, pcs.StartTime, pcs.ExitTime, (pcs.ExitTime - pcs.StartTime).TotalSeconds, sout, serr);
if (pcs.ExitCode != 0)
{
throw new BizException(string.Format("XCmd: {0}\r\n\tExit code: {1}\r\n\tDuration: {4}\r\n\tStdOut:----\r\n{5}\r\n\t----\r\n\tStdErr----{6}\r\n\t----\r\n",
action, pcs.ExitCode, pcs.StartTime, pcs.ExitTime, (pcs.ExitTime - pcs.StartTime).TotalSeconds, sout, serr));
}
}
catch (BizException) {
throw;
}
catch (Exception x) {
x.Data["action"] = action;
x.Data["xcmd"] = this.Code;
AppContext.Current.LogTechError(string.Format("Failed to {0}", action), x);
throw new BizException(x.ToShortMsg(action));
}
}
/// <summary>
/// Apply configuration text
/// </summary>
/// <param name="cfgText">
/// <paramref name="cfgText"/> consists of 5 elements separated by "|".
/// 1. Menu title
/// 2. Description
/// 3. Applicability filter(list of file extensions separated by on of ";|"
/// 4. Application to call
/// 5. Application parameters
///Each element tries template substitution for key specified as {?key ?}.
/// </param>
void ApplyCfg(string cfgText)
{
string[] cis = cfgText.Split('|');
if (cis.Length != 6)
{
throw new BizException("External cmd config must consist of 6 |-separated elements: title|description|timeoutSec|applicableExtensions|tool|arguments.\r\n Configuration: " + cfgText);
}
TextStencil tt = new TextStencil()
{
FindParamValue = GetVal
};
int timeoutS;
this.Title = tt.Transform(cis[0]);
this.Description = tt.Transform(cis[1]);
if (!int.TryParse(cis[2], out timeoutS))
{
this.TimeoutSec = 60;
}
else
{
this.TimeoutSec = timeoutS;
}
this.ApplicableFileExtensions = null;
if (!string.IsNullOrWhiteSpace(cis[3]))
{
var tmp = tt.Transform(cis[3]);
if (!string.IsNullOrWhiteSpace(tmp))
{
this.ApplicableFileExtensions = new HashSet <string>(StringComparer.InvariantCultureIgnoreCase);
string[] xts = tmp.Split(';', ',', '|');
(from k in xts where !string.IsNullOrWhiteSpace(k) select k).Apply((x) => this.ApplicableFileExtensions.Add(x));
}
}
this.ToolTemplate = cis[4];
this.ToolArgsTemplate = cis[5]; //
}
