int IniParser::parseConfigFile (std::ifstream *configStream, const char *filename, bool parseFullLine)
{
int ln = 0;
IniSection *sect = NULL;
std::string line;
while (!configStream->fail ())
{
getline (*configStream, line);
ln++;
if (configStream->fail ())
break;
std::string::iterator top = line.begin ();
while (isspace (*top) && top != line.end ())
top++;
// ignore blank lines and comments
if (top == line.end () || *top == ';' || *top == '#')
continue;
// start new section..
if (*top == '[')
{
size_t el = line.find (']');
if (el == std::string::npos)
{
logStream (MESSAGE_ERROR) <<
"cannot find end delimiter for section '" << line <<
"' on line " << ln << " infile " << filename << "." << sendLog;
return -1;
}
if (sect)
push_back (sect);
sect = new IniSection (line.substr (top - line.begin () + 1, el-1).c_str ());
}
else
{
if (!sect)
{
if (!addDefaultSection)
{
logStream (MESSAGE_ERROR) << "value without section on line " << ln << ": " << line << sendLog;
return -1;
}
sect = new IniSection ("");
}
// now create value..
enum { NAME, SUFF, VAL, VAL_QUT, VAL_END, LINE_END} pstate = NAME;
std::string valName;
std::string valSuffix;
std::string val;
std::string comment;
std::string::iterator es = top;
for (; es != line.end () && pstate != LINE_END;)
{
switch (pstate)
{
case NAME:
case SUFF:
if (*es == '.')
{
if (pstate == SUFF)
valName += '.';
valName += line.substr (top - line.begin (), es - top);
pstate = SUFF;
top = es + 1;
}
else if (*es == '=' || isspace (*es))
{
if (pstate == SUFF)
valSuffix = line.substr (top - line.begin (), es - top);
else
valName = line.substr (top - line.begin (), es - top);
pstate = VAL;
while (*es != '=' && es != line.end ())
es++;
es++;
while (es != line.end () && isspace (*es))
es++;
if (*es == '"')
{
pstate = VAL_QUT;
top = es + 1;
}
else
{
top = es;
}
}
break;
case VAL:
if (isspace (*es))
{
pstate = VAL_END;
if (parseFullLine)
{
es = line.end ();
while (isspace (*es))
es--;
}
val = line.substr (top - line.begin (), es - top);
}
break;
case VAL_QUT:
if (*es == '"')
{
pstate = VAL_END;
if (top == es)
val = std::string ("");
else
val = line.substr (top - line.begin (), es - top);
}
break;
case VAL_END:
if (*es == ';' || *es == '#')
{
do
{
es++;
}
while (es != line.end () && isspace (*es));
if (es != line.end ())
{
comment = line.substr (es - line.begin ());
es = line.end ();
}
pstate = LINE_END;
}
break;
case LINE_END:
break;
}
if (es != line.end ())
es++;
}
if (pstate == VAL_QUT)
{
logStream (MESSAGE_ERROR) << "missing \" on line " << ln
<< " of file " << filename << sendLog;
return -1;
}
if (pstate == VAL)
{
val = line.substr (top - line.begin (), es - top);
pstate = VAL_END;
}
if (!(pstate == VAL_END || pstate == LINE_END))
{
logStream (MESSAGE_ERROR) << "invalid configuration line " << ln << " of file " << filename << sendLog;
return -1;
}
#ifdef DEBUG_EXTRA
std::cout << "Pushing " << valName << " " << valSuffix << " " << val << std::endl;
#endif /* DEBUG_EXTRA */
sect->push_back (IniValue (valName, valSuffix, val, comment));
if (valName == "blocked_by")
{
sect->createBlockedBy (val);
}
}
}
if (sect)
push_back (sect);
return 0;
}
