/*
*
* versuch project
* several things for replace in pwlibs
* $Id: Utils.h,v 1.3 2006/05/19 15:21:25 warlock_kg Exp $
* warlock copyright since 2005 Nov
*
*/

#ifndef _utils_h_
#define _utils_h_

#include <map>
#include <string>
#include <iostream>

#include <ptlib.h>

using namespace std;

typedef multimap<string, string>   TSection;

void Tokenize(const string& str, vector<string>& tokens, const string& delimiters = " ", bool onePerSeparator = false);
void wtrim(string& str);

// PConfig calss of pwlib uses PThread 
class TConfig
{
 protected:
  string      fname;
  map<string, TSection>   m_config;
  string      CurrentSection;
  ifstream    *f;
 public:
  TConfig(const string& filename, const string& section = "system");
  ~TConfig();
  bool TryOpen(const string prefix = "");
  void Load();
  string GetString (const string &key, const string &dflt = "") const;
  void SetDefaultSection (const string &section);
  long GetInteger (const string &key, long dflt=0) const;
  unsigned GetVector(const string &key, vector<string>& params) const;
  bool GetBool(const string &key, const bool dflt = false);
  string Prefix;
};

// PAssertFunc with message "Cannot use PTRACE before PProcess constructed."
class WTrace
{
public:
 enum EDebugOptions {
   Blocks          = 1,
   DateAndTime     = 2,
   Timestamp       = 4,
   Thread          = 8,
   TraceLevel      = 16,
   FileAndLine     = 32,
   ThreadAddress   = 64,
   AppendToFile    = 128,
   GMTTime         = 256,
   SystemLogStream = 32768
 };
 static void Initialise( const char * filename = NULL, unsigned options = Timestamp | Thread | Blocks | FileAndLine );
  static void SetOptions(unsigned EDebugOptions);
  static void ClearOptions(unsigned EDebugOptions);
  static bool CanTrace(unsigned level);
  static void SetLevel(unsigned level);
  static unsigned GetLevel();
  static void SetStream(ostream * out);
  static ostream & Begin(
    unsigned level,
    const char * fileName,  // Source file being traced
    int lineNum
  );
  static ostream & End(ostream & strm);
};

#define WTRACE_LINE() \
    if (!WTrace::CanTrace(1)) ; else \
      WTrace::Begin(1, __FILE__, __LINE__) << __FILE__ << '(' << __LINE__ << ')' << WTrace::End

#define WTRACE(level, args) \
    if (!WTrace::CanTrace(level)) ; else \
      WTrace::Begin(level, __FILE__, __LINE__) << args << WTrace::End

#define WTRACE_IF(level, cond, args) \
    if (!( WTrace::CanTrace(level) || cond)) ; else \
      WTrace::Begin(level, __FILE__, __LINE__) << args << WTrace::End

#endif // _utils_h_