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// ****************************************************************************
// Project: GUYMAGER
// ****************************************************************************
// Programmer: Guy Voncken
// Police Grand-Ducale
// Service de Police Judiciaire
// Section Nouvelles Technologies
// ****************************************************************************
// Module: RunStats provides information about Guymager's state to
// others
// ****************************************************************************
// Copyright 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017,
// 2018, 2019, 2020
// Guy Voncken
//
// This file is part of Guymager.
//
// Guymager is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 2 of the License, or
// (at your option) any later version.
//
// Guymager is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Guymager. If not, see <http://www.gnu.org/licenses/>.
//
// The RunStats module was initially a JSON file generator based on an idea of
// Erwin van Eijk, who also contributed the initial source code for his periodic
// JSON updater.
#if (QT_VERSION >= 0x050000)
#include <QtWidgets> //lint !e537 Repeated include
#else
#include <QtGui> //lint !e537 Repeated include
#endif
#include "common.h"
#include "config.h"
#include "device.h"
#include "runstats.h"
// -------------------------------------
// Constants and local data structures
// -------------------------------------
static const char *pRunStatsDeviceBlockDelimiter = "%DEVICE_BLOCK%";
class t_RunStatsLocal
{
public:
bool Configured;
t_pDeviceList pDeviceList;
QString Template;
};
// -------------------------------------
// Main functions
// -------------------------------------
t_RunStats::t_RunStats (t_pDeviceList pDeviceList)
{
pOwn = new t_RunStatsLocal;
pOwn->pDeviceList = pDeviceList;
pOwn->Configured = (CONFIG(RunStatsInterval) != 0) && strlen(CONFIG(RunStatsTemplateActive))
&& strlen(CONFIG(RunStatsOutput ));
ReadTemplate(true);
}
t_RunStats::~t_RunStats (void)
{
Update (true);
delete pOwn;
}
bool t_RunStats::IsConfigured (void) const
{
return pOwn->Configured;
}
void t_RunStats::ReadTemplate (bool LastUpdateOnExit)
{
char *pTemplateFilename;
if (!pOwn->Configured)
return;
pOwn->Template.clear();
pTemplateFilename = LastUpdateOnExit ? CONFIG(RunStatsTemplateEnded) : CONFIG(RunStatsTemplateActive);
QFile File (pTemplateFilename);
if (!File.open (QIODevice::ReadOnly | QIODevice::Text))
{
LOG_INFO ("Can't open runstats template file %s", pTemplateFilename);
return;
}
QTextStream Stream (&File);
pOwn->Template = Stream.readAll();
if (pOwn->Template.isEmpty())
LOG_INFO ("No data found in runstats template file %s", pTemplateFilename);
File.close();
}
void t_RunStats::Update (bool LastUpdateOnExit)
{
QFile File (CONFIG(RunStatsOutput));
QString Str;
QStringList Blocks;
QString DeviceBlock;
QStringList DeviceBlockList;
static int UpdateCounter=0;
t_pDevice pDevice;
bool ProcessDevices;
if (!pOwn->Configured)
return;
if (((UpdateCounter++ % 10) == 0) || LastUpdateOnExit)
ReadTemplate (LastUpdateOnExit);
Str = pOwn->Template;
// Open and process non device related tokens
// ------------------------------------------
if (!File.open (QIODevice::WriteOnly))
{
LOG_INFO ("Can't open runstats output file %s", CONFIG(RunStatsOutput));
return;
}
QTextStream Out (&File);
t_Device::ProcessTokenString (Str); // Resolve all non device related tokens
// Process device block
// --------------------
Blocks = Str.split (pRunStatsDeviceBlockDelimiter);
ProcessDevices = (Blocks.count() == 3);
if (!ProcessDevices && (Blocks.count() != 1))
{
Str += QString ("\n---Error in RunStats template file: It should contain exactly two device block delimiters (%1) or none at all") .arg(pRunStatsDeviceBlockDelimiter);
Out << Str;
return;
}
if (ProcessDevices)
{
for (int i=0; i<pOwn->pDeviceList->count(); i++)
{
pDevice = pOwn->pDeviceList->at(i);
DeviceBlock = Blocks[1];
t_Device::ProcessTokenString (DeviceBlock, pDevice);
DeviceBlockList.append(DeviceBlock);
}
}
// Write RunStats file
// -------------------
Out << Blocks[0];
if (ProcessDevices)
{
Out << DeviceBlockList.join("");
Out << Blocks[2];
}
}
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