public bool FromJSON(JObject jo) // rechecked 31/7/2020 with quickjson
{
try
{
Clear();
JArray jf = (JArray)jo["FilterSet"];
foreach (JObject j in jf)
{
// verified 31/7/2020 with QuickJSON If object not present, returns JNotPresent and Str() returns default
string evname = (string)j["EventName"];
Condition.LogicalCondition ftinner = (Condition.LogicalCondition)Enum.Parse(typeof(Condition.LogicalCondition), j["ICond"].Str("Or"));
Condition.LogicalCondition ftouter = (Condition.LogicalCondition)Enum.Parse(typeof(Condition.LogicalCondition), j["OCond"].Str("Or"));
string act = j["Actions"].Str();
string actd = j["ActionData"].Str();
JArray filset = (JArray)j["Filters"];
List <ConditionEntry> fieldlist = new List <ConditionEntry>();
foreach (JObject j2 in filset)
{
string item = (string)j2["Item"];
string content = (string)j2["Content"];
string matchtype = (string)j2["Matchtype"];
fieldlist.Add(new ConditionEntry()
{
ItemName = item,
MatchString = content,
MatchCondition = (ConditionEntry.MatchType)Enum.Parse(typeof(ConditionEntry.MatchType), matchtype)
});
}
conditionlist.Add(new Condition()
{
EventName = evname,
InnerCondition = ftinner,
OuterCondition = ftouter,
Fields = fieldlist,
Action = act,
ActionVars = new Variables(actd, Variables.FromMode.MultiEntryComma)
});
}
return(true);
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine("Bad condition JSON:" + ex);
}
return(false);
}
public string Read(string line) // decode a set of multi conditions (<cond> Or <cond>) Outer (<cond> And <cond>) etc
{
StringParser sp = new StringParser(line);
bool multi = false;
string delimchars = " ";
if (sp.IsCharMoveOn('('))
{
multi = true;
delimchars = ") ";
}
List <Condition> cllist = new List <Condition>();
Condition.LogicalCondition outercond = Condition.LogicalCondition.Or; // first outer condition is ignored in a list. Or is the default.
while (true)
{
Condition c = new Condition();
string err = c.Read(sp, delimchars: delimchars);
if (err.Length > 0)
{
return(err);
}
c.OuterCondition = outercond;
cllist.Add(c); // add..
if (sp.IsCharMoveOn(')')) // if closing bracket..
{
if (!multi)
{
return("Closing condition bracket found but no opening bracket present");
}
if (sp.IsEOL) // EOL, end of (cond..cond) outercond ( cond cond)
{
Clear();
conditionlist = cllist;
return(null);
}
else
{
err = Condition.GetLogicalCondition(sp, delimchars, out outercond);
if (err.Length > 0)
{
return(err + " for outer condition");
}
if (!sp.IsCharMoveOn('(')) // must have another (
{
return("Missing opening bracket in multiple condition list after " + outercond.ToString());
}
}
}
else if (sp.IsEOL) // last condition
{
if (multi)
{
return("Missing closing braket in multiple condition list");
}
Clear();
conditionlist = cllist;
return(null);
}
else
{
return("Extra characters beyond expression");
}
}
}
