llindraconfigfile.cpp

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#include "llindraconfigfile.h"

#include "llfile.h"
#include "llsd.h"
#include "llsdserialize.h"
#include "llframetimer.h"

static std::string sConfigDir = "";
static const char indraConfigFileName[] = "indra.xml";


LLIndraConfigFile::LLIndraConfigFile()
        : LLLiveFile(filename(), configFileRefreshRate),
          mConfig(LLSD())
{
}

//static
void LLIndraConfigFile::initClass(const std::string& config_dir)
{
        sConfigDir = config_dir;
        llinfos << "LLIndraConfigFile::initClass config dir "
                        << config_dir << "/" << indraConfigFileName << llendl;
}

LLSD LLIndraConfigFile::getConfig(const std::string& config_name)
{
        if (sConfigDir.empty())
        {
                llerrs << "LLIndraConfigFile::initClass() not called" << llendl;
        }

        LLFrameTimer::updateFrameTime();
        
        static LLIndraConfigFile the_file;
        the_file.checkAndReload();

    return the_file.mConfig[config_name];
}

std::string LLIndraConfigFile::filename()
{
    std::ostringstream ostr;

        ostr << sConfigDir
                 << "/" << indraConfigFileName;

        return ostr.str();
}

/* virtual */
void LLIndraConfigFile::loadFile()
{
        llinfos << "LLIndraConfigFile::loadFile: reading from "
                << filename() << llendl;
        
    LLSD config;

    {
        llifstream file(filename().c_str());
        if (file.is_open())
        {
            LLSDSerialize::fromXML(config, file);
        }

        if (config.isUndefined())
        {
            llinfos << "LLIndraConfigFile::loadFile: file missing, ill-formed,"
                " or simply undefined; not changing the blacklist" << llendl;
            return;
        }
    }

        if (config.isMap())
        {
                mConfig = config;
        }
        else
    {
        llwarns << "LLIndraConfigFile: " << indraConfigFileName << "  expects a map; wrong format" << llendl;
        return;
    }
}

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