mirror of https://github.com/acanas/swad-core.git
159 lines
5.5 KiB
C
159 lines
5.5 KiB
C
// swad_exam_log.c: exam access log
|
|
|
|
/*
|
|
SWAD (Shared Workspace At a Distance),
|
|
is a web platform developed at the University of Granada (Spain),
|
|
and used to support university teaching.
|
|
|
|
This file is part of SWAD core.
|
|
Copyright (C) 1999-2020 Antonio Cañas Vargas
|
|
|
|
This program is free software: you can redistribute it and/or modify
|
|
it under the terms of the GNU Affero General Public License as
|
|
published by the Free Software Foundation, either version 3 of the
|
|
License, or (at your option) any later version.
|
|
|
|
This program 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 Affero General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Affero General Public License
|
|
along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
/*****************************************************************************/
|
|
/********************************* Headers ***********************************/
|
|
/*****************************************************************************/
|
|
|
|
#include "swad_action.h"
|
|
#include "swad_database.h"
|
|
#include "swad_exam_log.h"
|
|
#include "swad_global.h"
|
|
|
|
/*****************************************************************************/
|
|
/************** External global variables from others modules ****************/
|
|
/*****************************************************************************/
|
|
|
|
extern struct Globals Gbl;
|
|
|
|
/*****************************************************************************/
|
|
/***************************** Private constants *****************************/
|
|
/*****************************************************************************/
|
|
|
|
/*****************************************************************************/
|
|
/******************************* Private types *******************************/
|
|
/*****************************************************************************/
|
|
|
|
/*****************************************************************************/
|
|
/***************************** Private variables *****************************/
|
|
/*****************************************************************************/
|
|
|
|
static struct
|
|
{
|
|
long PrnCod; // Exam print code
|
|
int QstInd; // Exam print question index
|
|
ExaLog_Action_t Action; // Action performed by user
|
|
bool ICanAnswer; // Exam print is open and accesible to answer by the user
|
|
} ExaLog_Log =
|
|
{
|
|
.PrnCod = -1L, // -1 means no print code set
|
|
.QstInd = -1, // -1 means no question index set
|
|
.Action = ExaLog_UNKNOWN_ACTION,
|
|
.ICanAnswer = false,
|
|
};
|
|
|
|
/*****************************************************************************/
|
|
/***************************** Private prototypes ****************************/
|
|
/*****************************************************************************/
|
|
|
|
/*****************************************************************************/
|
|
/************* Set and get current exam print code (used in log) *************/
|
|
/*****************************************************************************/
|
|
|
|
void ExaLog_SetAction (ExaLog_Action_t Action)
|
|
{
|
|
ExaLog_Log.Action = Action;
|
|
}
|
|
|
|
ExaLog_Action_t ExaLog_GetAction (void)
|
|
{
|
|
return ExaLog_Log.Action;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/******************** Set and get current exam print code ********************/
|
|
/*****************************************************************************/
|
|
|
|
void ExaLog_SetPrnCod (long PrnCod)
|
|
{
|
|
ExaLog_Log.PrnCod = PrnCod;
|
|
}
|
|
|
|
long ExaLog_GetPrnCod (void)
|
|
{
|
|
return ExaLog_Log.PrnCod;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/************* Set and get current question index in exam print **************/
|
|
/*****************************************************************************/
|
|
|
|
void ExaLog_SetQstInd (unsigned QstInd)
|
|
{
|
|
ExaLog_Log.QstInd = (int) QstInd;
|
|
}
|
|
|
|
int ExaLog_GetQstInd (void)
|
|
{
|
|
return ExaLog_Log.QstInd;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/************* Set and get if exam print is open and accessible **************/
|
|
/*****************************************************************************/
|
|
|
|
void ExaLog_SetIfCanAnswer (bool ICanAnswer)
|
|
{
|
|
ExaLog_Log.ICanAnswer = ICanAnswer;
|
|
}
|
|
|
|
bool ExaLog_GetIfCanAnswer (void)
|
|
{
|
|
return ExaLog_Log.ICanAnswer;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/**************************** Log access in database *************************/
|
|
/*****************************************************************************/
|
|
|
|
void ExaLog_LogAccess (long LogCod)
|
|
{
|
|
ExaLog_Action_t Action;
|
|
long PrnCod;
|
|
|
|
Action = ExaLog_GetAction ();
|
|
if (Action != ExaLog_UNKNOWN_ACTION)
|
|
{
|
|
PrnCod = ExaLog_GetPrnCod ();
|
|
|
|
if (PrnCod > 0) // Only if exam print is accesible (visible, open...)
|
|
/***** Insert access into database *****/
|
|
/* Log access in exam log.
|
|
Redundant data (also present in log table) are stored for speed */
|
|
DB_QueryINSERT ("can not log exam access",
|
|
"INSERT INTO exa_log "
|
|
"(LogCod,PrnCod,ActCod,QstInd,UserCanAnswer,ClickTime,IP,SessionId)"
|
|
" VALUES "
|
|
"(%ld,%ld,%ld,%d,'%c',NOW(),'%s','%s')",
|
|
LogCod,
|
|
PrnCod,
|
|
(unsigned) Action,
|
|
ExaLog_GetQstInd (),
|
|
ExaLog_GetIfCanAnswer () ? 'Y' :
|
|
'N',
|
|
// NOW() Redundant, for speed
|
|
Gbl.IP, // Redundant, for speed
|
|
Gbl.Session.Id);
|
|
}
|
|
}
|