// swad_survey.c: surveys
/*
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) 1999-2024 Antonio Caņas 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 .
*/
/*****************************************************************************/
/********************************* Headers ***********************************/
/*****************************************************************************/
#define _GNU_SOURCE // For asprintf
#include // For PATH_MAX
#include // For NULL
#include // For asprintf
#include // For calloc
#include // For string functions
#include "swad_action_list.h"
#include "swad_attendance.h"
#include "swad_autolink.h"
#include "swad_box.h"
#include "swad_database.h"
#include "swad_error.h"
#include "swad_figure.h"
#include "swad_form.h"
#include "swad_global.h"
#include "swad_group.h"
#include "swad_group_database.h"
#include "swad_hidden_visible.h"
#include "swad_HTML.h"
#include "swad_notification.h"
#include "swad_notification_database.h"
#include "swad_pagination.h"
#include "swad_parameter_code.h"
#include "swad_program.h"
#include "swad_program_database.h"
#include "swad_role.h"
#include "swad_setting.h"
#include "swad_survey.h"
#include "swad_survey_database.h"
/*****************************************************************************/
/************** External global variables from others modules ****************/
/*****************************************************************************/
extern struct Globals Gbl;
/*****************************************************************************/
/***************************** Private constants *****************************/
/*****************************************************************************/
#define Svy_MAX_CHARS_ANSWER (1024 - 1) // 1023
#define Svy_MAX_BYTES_ANSWER ((Svy_MAX_CHARS_ANSWER + 1) * Str_MAX_BYTES_PER_CHAR - 1) // 16383
#define Svy_MAX_BYTES_LIST_ANSWER_TYPES (Svy_NUM_ANS_TYPES * (Cns_MAX_DECIMAL_DIGITS_UINT + 1))
/*****************************************************************************/
/***************************** Private prototypes ****************************/
/*****************************************************************************/
static Usr_Can_t Svy_CheckIfICanCreateSvy (void);
static void Svy_PutIconsListSurveys (void *Surveys);
static void Svy_PutIconToCreateNewSvy (struct Svy_Surveys *Surveys);
static void Svy_PutParsToCreateNewSvy (void *Surveys);
static void Svy_ParsWhichGroupsToShow (void *Surveys);
static void Svy_ShowOneSurvey (struct Svy_Surveys *Surveys,
bool ShowOnlyThisSvyComplete);
static void Svy_PutIconsOneSvy (void *Surveys);
static void Svy_WriteAuthor (struct Svy_Survey *Svy);
static void Svy_WriteStatus (struct Svy_Survey *Svy);
static Dat_StartEndTime_t Svy_GetParSvyOrder (void);
static void Svy_PutFormsToRemEditOneSvy (struct Svy_Surveys *Surveys,
const char *Anchor);
static void Svy_PutPars (void *Surveys);
static void Svy_GetListSurveys (struct Svy_Surveys *Surveys);
static void Svy_SetAllowedAndHiddenScopes (unsigned *ScopesAllowed,
unsigned *HiddenAllowed);
static void Svy_HideUnhideSurvey (HidVis_HiddenOrVisible_t HiddenOrVisible);
static void Svy_SetAllowedScopes (struct Svy_Survey *Svy);
static void Svy_ShowLstGrpsToEditSurvey (long SvyCod);
static void Svy_CreateSurvey (struct Svy_Survey *Svy,const char *Txt);
static void Svy_UpdateSurvey (struct Svy_Survey *Svy,const char *Txt);
static void Svy_CreateGrps (long SvyCod);
static void Svy_GetAndWriteNamesOfGrpsAssociatedToSvy (struct Svy_Survey *Svy);
static void Svy_ShowFormEditOneQst (struct Svy_Surveys *Surveys,
struct Svy_Question *SvyQst,
char Stem[Cns_MAX_BYTES_TEXT + 1]);
static void Svy_InitQst (struct Svy_Question *SvyQst);
static bool Svy_AllocateTextChoiceAnswer (struct Svy_Question *SvyQst,unsigned NumAns);
static void Svy_FreeTextChoiceAnswers (struct Svy_Question *SvyQst,unsigned NumAnswers);
static void Svy_FreeTextChoiceAnswer (struct Svy_Question *SvyQst,unsigned NumAns);
static unsigned Svy_GetNextQuestionIndexInSvy (long SvyCod);
static void Svy_ListSvyQuestions (struct Svy_Surveys *Surveys);
static void Svy_GetQstDataFromRow (MYSQL_RES *mysql_res,
struct Svy_Question *SvyQst,
char Stem[Cns_MAX_BYTES_TEXT + 1]);
static void Svy_PutParsToEditQuestion (void *Surveys);
static void Svy_PutIconToAddNewQuestion (void *Surveys);
static void Svy_WriteQstStem (const char *Stem);
static void Svy_WriteAnswersOfAQst (struct Svy_Survey *Svy,
struct Svy_Question *SvyQst,
Frm_PutForm_t PutFormAnswerSurvey);
static void Svy_WriteCommentsOfAQst (struct Svy_Survey *Svy,
struct Svy_Question *SvyQst,
Frm_PutForm_t PutFormAnswerSurvey);
static void Svy_DrawBarNumUsrs (unsigned NumUsrs,unsigned MaxUsrs);
static void Svy_PutIconToRemoveOneQst (void *Surveys);
static void Svy_PutParsRemoveOneQst (void *Surveys);
static void Svy_ReceiveAndStoreUserAnswersToASurvey (long SvyCod);
/*****************************************************************************/
/*************************** Reset surveys context ***************************/
/*****************************************************************************/
void Svy_ResetSurveys (struct Svy_Surveys *Surveys)
{
Surveys->LstIsRead = false; // Is the list already read from database, or it needs to be read?
Surveys->Num = 0; // Number of surveys
Surveys->LstSvyCods = NULL; // List of survey codes
Surveys->SelectedOrder = Svy_ORDER_DEFAULT;
Surveys->CurrentPage = 0;
Surveys->Svy.SvyCod = -1L;
Surveys->QstCod = -1L;
}
/*****************************************************************************/
/***************************** List all surveys ******************************/
/*****************************************************************************/
void Svy_SeeAllSurveys (void)
{
struct Svy_Surveys Surveys;
/***** Reset surveys *****/
Svy_ResetSurveys (&Surveys);
/***** Get parameters *****/
Surveys.SelectedOrder = Svy_GetParSvyOrder ();
Grp_GetParWhichGroups ();
Surveys.CurrentPage = Pag_GetParPagNum (Pag_SURVEYS);
/***** Show all surveys *****/
Svy_ListAllSurveys (&Surveys);
}
/*****************************************************************************/
/***************************** Show all surveys ******************************/
/*****************************************************************************/
void Svy_ListAllSurveys (struct Svy_Surveys *Surveys)
{
extern const char *Hlp_ANALYTICS_Surveys;
extern const char *Txt_Surveys;
extern const char *Txt_START_END_TIME_HELP[Dat_NUM_START_END_TIME];
extern const char *Txt_START_END_TIME[Dat_NUM_START_END_TIME];
extern const char *Txt_Survey;
extern const char *Txt_Status;
extern const char *Txt_No_surveys;
Dat_StartEndTime_t Order;
Grp_WhichGroups_t WhichGroups;
struct Pag_Pagination Pagination;
unsigned NumSvy;
/***** Get number of groups in current course *****/
if (!Gbl.Crs.Grps.NumGrps)
Gbl.Crs.Grps.WhichGrps = Grp_ALL_GROUPS;
/***** Get list of surveys *****/
Svy_GetListSurveys (Surveys);
/***** Compute variables related to pagination *****/
Pagination.NumItems = Surveys->Num;
Pagination.CurrentPage = (int) Surveys->CurrentPage;
Pag_CalculatePagination (&Pagination);
Surveys->CurrentPage = (unsigned) Pagination.CurrentPage;
/***** Begin box *****/
Box_BoxBegin (Txt_Surveys,Svy_PutIconsListSurveys,Surveys,
Hlp_ANALYTICS_Surveys,Box_NOT_CLOSABLE);
/***** Select whether show only my groups or all groups *****/
if (Gbl.Crs.Grps.NumGrps)
{
Set_BeginSettingsHead ();
Grp_ShowFormToSelWhichGrps (ActSeeAllSvy,
Svy_ParsWhichGroupsToShow,Surveys);
Set_EndSettingsHead ();
}
/***** Write links to pages *****/
Pag_WriteLinksToPagesCentered (Pag_SURVEYS,&Pagination,
Surveys,-1L);
if (Surveys->Num)
{
/***** Table head *****/
HTM_TABLE_Begin ("TBL_SCROLL");
HTM_TR_Begin (NULL);
if (Surveys->Svy.Status.ICanEdit == Usr_CAN ||
Rsc_CheckIfICanGetLink () == Usr_CAN)
HTM_TH_Span (NULL,HTM_HEAD_CENTER,1,1,"CONTEXT_COL"); // Column for contextual icons
for (Order = (Dat_StartEndTime_t) 0;
Order <= (Dat_StartEndTime_t) (Dat_NUM_START_END_TIME - 1);
Order++)
{
HTM_TH_Begin (HTM_HEAD_LEFT);
/* Form to change order */
Frm_BeginForm (ActSeeAllSvy);
WhichGroups = Grp_GetParWhichGroups ();
Grp_PutParWhichGroups (&WhichGroups);
Pag_PutParPagNum (Pag_SURVEYS,Surveys->CurrentPage);
Par_PutParOrder ((unsigned) Order);
HTM_BUTTON_Submit_Begin (Txt_START_END_TIME_HELP[Order],
"class=\"BT_LINK\"");
if (Order == Surveys->SelectedOrder)
HTM_U_Begin ();
HTM_Txt (Txt_START_END_TIME[Order]);
if (Order == Surveys->SelectedOrder)
HTM_U_End ();
HTM_BUTTON_End ();
Frm_EndForm ();
HTM_TH_End ();
}
HTM_TH (Txt_Survey,HTM_HEAD_LEFT );
HTM_TH (Txt_Status,HTM_HEAD_CENTER);
HTM_TR_End ();
/***** Write all surveys *****/
for (NumSvy = Pagination.FirstItemVisible;
NumSvy <= Pagination.LastItemVisible;
NumSvy++)
{
Surveys->Svy.SvyCod = Surveys->LstSvyCods[NumSvy - 1];
Svy_ShowOneSurvey (Surveys,false);
}
/***** End table *****/
HTM_TABLE_End ();
}
else // No surveys created
Ale_ShowAlert (Ale_INFO,Txt_No_surveys);
/***** Write again links to pages *****/
Pag_WriteLinksToPagesCentered (Pag_SURVEYS,&Pagination,
Surveys,-1L);
/***** End box *****/
Box_BoxEnd ();
/***** Free list of surveys *****/
Svy_FreeListSurveys (Surveys);
}
/*****************************************************************************/
/******************* Check if I can create a new survey **********************/
/*****************************************************************************/
static Usr_Can_t Svy_CheckIfICanCreateSvy (void)
{
static Usr_Can_t ICanCreateSvy[Rol_NUM_ROLES] =
{
[Rol_TCH ] = Usr_CAN,
[Rol_DEG_ADM] = Usr_CAN,
[Rol_CTR_ADM] = Usr_CAN,
[Rol_INS_ADM] = Usr_CAN,
[Rol_SYS_ADM] = Usr_CAN,
};
return ICanCreateSvy[Gbl.Usrs.Me.Role.Logged];
}
/*****************************************************************************/
/***************** Put contextual icons in list of surveys *******************/
/*****************************************************************************/
static void Svy_PutIconsListSurveys (void *Surveys)
{
/***** Put icon to create a new survey *****/
if (Svy_CheckIfICanCreateSvy () == Usr_CAN)
Svy_PutIconToCreateNewSvy ((struct Svy_Surveys *) Surveys);
/***** Put icon to get resource link *****/
if (Rsc_CheckIfICanGetLink () == Usr_CAN)
Ico_PutContextualIconToGetLink (ActReqLnkSvy,NULL,Svy_PutPars,Surveys);
/***** Put icon to show a figure *****/
Fig_PutIconToShowFigure (Fig_SURVEYS);
}
/*****************************************************************************/
/********************** Put icon to create a new survey **********************/
/*****************************************************************************/
static void Svy_PutIconToCreateNewSvy (struct Svy_Surveys *Surveys)
{
Ico_PutContextualIconToAdd (ActFrmNewSvy,NULL,
Svy_PutParsToCreateNewSvy,Surveys);
}
/*****************************************************************************/
/******************* Put parameters to create a new survey *******************/
/*****************************************************************************/
static void Svy_PutParsToCreateNewSvy (void *Surveys)
{
Grp_WhichGroups_t WhichGroups;
if (Surveys)
{
Svy_PutParSvyOrder (((struct Svy_Surveys *) Surveys)->SelectedOrder);
WhichGroups = Grp_GetParWhichGroups ();
Grp_PutParWhichGroups (&WhichGroups);
Pag_PutParPagNum (Pag_SURVEYS,((struct Svy_Surveys *) Surveys)->CurrentPage);
}
}
/*****************************************************************************/
/**************** Put params to select which groups to show ******************/
/*****************************************************************************/
static void Svy_ParsWhichGroupsToShow (void *Surveys)
{
if (Surveys)
{
Svy_PutParSvyOrder (((struct Svy_Surveys *) Surveys)->SelectedOrder);
Pag_PutParPagNum (Pag_SURVEYS,((struct Svy_Surveys *) Surveys)->CurrentPage);
}
}
/*****************************************************************************/
/****************************** Show one survey ******************************/
/*****************************************************************************/
void Svy_SeeOneSurvey (void)
{
struct Svy_Surveys Surveys;
/***** Reset surveys *****/
Svy_ResetSurveys (&Surveys);
/***** Get parameters *****/
Surveys.SelectedOrder = Svy_GetParSvyOrder ();
Grp_GetParWhichGroups ();
Surveys.CurrentPage = Pag_GetParPagNum (Pag_SURVEYS);
/***** Get survey code *****/
Surveys.Svy.SvyCod = ParCod_GetAndCheckPar (ParCod_Svy);
/***** Show survey *****/
Svy_ShowOneSurvey (&Surveys,true);
}
/*****************************************************************************/
/****************************** Show one survey ******************************/
/*****************************************************************************/
static void Svy_ShowOneSurvey (struct Svy_Surveys *Surveys,
bool ShowOnlyThisSvyComplete)
{
extern const char *CloOpe_Class[CloOpe_NUM_CLOSED_OPEN][HidVis_NUM_HIDDEN_VISIBLE];
extern const char *HidVis_TitleClass[HidVis_NUM_HIDDEN_VISIBLE];
extern const char *HidVis_GroupClass[HidVis_NUM_HIDDEN_VISIBLE];
extern const char *HidVis_DataClass[HidVis_NUM_HIDDEN_VISIBLE];
extern const char *Hlp_ANALYTICS_Surveys;
extern const char *Txt_Survey;
extern const char *Txt_View_survey;
extern const char *Txt_Number_of_questions;
extern const char *Txt_Number_of_users;
extern const char *Txt_Scope;
extern const char *Txt_Users;
extern const char *Txt_Answer_survey;
extern const char *Txt_View_results;
extern const char *Txt_HIERARCHY_SINGUL_Abc[Hie_NUM_LEVELS];
char *Anchor = NULL;
static unsigned UniqueId = 0;
char *Id;
Grp_WhichGroups_t WhichGroups;
char Txt[Cns_MAX_BYTES_TEXT + 1];
/***** Get data of this survey *****/
Svy_GetSurveyDataByCod (&Surveys->Svy);
if (Surveys->Svy.Level == Hie_UNK)
Err_WrongHierarchyLevelExit ();
/***** Begin box *****/
if (ShowOnlyThisSvyComplete)
Box_BoxBegin (Surveys->Svy.Title[0] ? Surveys->Svy.Title :
Txt_Survey,
Svy_PutIconsOneSvy,Surveys,
Hlp_ANALYTICS_Surveys,Box_NOT_CLOSABLE);
/***** Set anchor string *****/
Frm_SetAnchorStr (Surveys->Svy.SvyCod,&Anchor);
/***** Begin table *****/
if (ShowOnlyThisSvyComplete)
HTM_TABLE_BeginWidePadding (2);
/***** Write first row of data of this assignment *****/
HTM_TR_Begin (NULL);
/* Forms to remove/edit this assignment */
if (!ShowOnlyThisSvyComplete)
{
HTM_TD_Begin ("rowspan=\"2\" class=\"CONTEXT_COL %s\"",
The_GetColorRows ());
if (Surveys->Svy.Status.ICanEdit == Usr_CAN ||
Rsc_CheckIfICanGetLink () == Usr_CAN)
Svy_PutFormsToRemEditOneSvy (Surveys,Anchor);
HTM_TD_End ();
}
/* Start date/time */
UniqueId++;
if (asprintf (&Id,"svy_date_start_%u",UniqueId) < 0)
Err_NotEnoughMemoryExit ();
if (ShowOnlyThisSvyComplete)
HTM_TD_Begin ("id=\"%s\" class=\"LT %s_%s\"",
Id,
CloOpe_Class[Surveys->Svy.Status.ClosedOrOpen][Surveys->Svy.Status.HiddenOrVisible],
The_GetSuffix ());
else
HTM_TD_Begin ("id=\"%s\" class=\"LT %s_%s %s\"",
Id,
CloOpe_Class[Surveys->Svy.Status.ClosedOrOpen][Surveys->Svy.Status.HiddenOrVisible],
The_GetSuffix (),The_GetColorRows ());
Dat_WriteLocalDateHMSFromUTC (Id,Surveys->Svy.TimeUTC[Dat_STR_TIME],
Gbl.Prefs.DateFormat,Dat_SEPARATOR_BREAK,
Dat_WRITE_TODAY |
Dat_WRITE_DATE_ON_SAME_DAY |
Dat_WRITE_WEEK_DAY |
Dat_WRITE_HOUR |
Dat_WRITE_MINUTE |
Dat_WRITE_SECOND);
HTM_TD_End ();
free (Id);
/* End date/time */
if (asprintf (&Id,"svy_date_end_%u",UniqueId) < 0)
Err_NotEnoughMemoryExit ();
if (ShowOnlyThisSvyComplete)
HTM_TD_Begin ("id=\"%s\" class=\"LT %s_%s\"",
Id,
CloOpe_Class[Surveys->Svy.Status.ClosedOrOpen][Surveys->Svy.Status.HiddenOrVisible],
The_GetSuffix ());
else
HTM_TD_Begin ("id=\"%s\" class=\"LT %s_%s %s\"",
Id,
CloOpe_Class[Surveys->Svy.Status.ClosedOrOpen][Surveys->Svy.Status.HiddenOrVisible],
The_GetSuffix (),
The_GetColorRows ());
Dat_WriteLocalDateHMSFromUTC (Id,Surveys->Svy.TimeUTC[Dat_END_TIME],
Gbl.Prefs.DateFormat,Dat_SEPARATOR_BREAK,
Dat_WRITE_TODAY |
Dat_WRITE_WEEK_DAY |
Dat_WRITE_HOUR |
Dat_WRITE_MINUTE |
Dat_WRITE_SECOND);
HTM_TD_End ();
free (Id);
/* Survey title */
if (ShowOnlyThisSvyComplete)
HTM_TD_Begin ("class=\"LT\"");
else
HTM_TD_Begin ("class=\"LT %s\"",The_GetColorRows ());
HTM_ARTICLE_Begin (Anchor);
Frm_BeginForm (ActSeeOneSvy);
ParCod_PutPar (ParCod_Svy,Surveys->Svy.SvyCod);
Svy_PutParSvyOrder (Surveys->SelectedOrder);
WhichGroups = Grp_GetParWhichGroups ();
Grp_PutParWhichGroups (&WhichGroups);
Pag_PutParPagNum (Pag_SURVEYS,Surveys->CurrentPage);
HTM_BUTTON_Submit_Begin (Txt_View_survey,"class=\"LT BT_LINK %s_%s\"",
HidVis_TitleClass[Surveys->Svy.Status.HiddenOrVisible],
The_GetSuffix ());
HTM_Txt (Surveys->Svy.Title);
HTM_BUTTON_End ();
Frm_EndForm ();
HTM_ARTICLE_End ();
/* Number of questions and number of distinct users who have already answered this survey */
HTM_DIV_Begin ("class=\"%s_%s\"",
HidVis_GroupClass[Surveys->Svy.Status.HiddenOrVisible],
The_GetSuffix ());
HTM_TxtColonNBSP (Txt_Number_of_questions);
HTM_Unsigned (Surveys->Svy.NumQsts);
HTM_Txt ("; ");
HTM_TxtColonNBSP (Txt_Number_of_users);
HTM_Unsigned (Surveys->Svy.NumUsrs);
HTM_DIV_End ();
HTM_TD_End ();
/* Status of the survey */
if (ShowOnlyThisSvyComplete)
HTM_TD_Begin ("rowspan=\"2\" class=\"LT\"");
else
HTM_TD_Begin ("rowspan=\"2\" class=\"LT %s\"",
The_GetColorRows ());
Svy_WriteStatus (&Surveys->Svy);
if (!ShowOnlyThisSvyComplete)
{
/* Possible button to answer this survey */
switch (Surveys->Svy.Status.ICanAnswer)
{
case Usr_CAN:
HTM_DIV_Begin ("class=\"BUTTONS_AFTER_ALERT\"");
Frm_BeginForm (ActSeeOneSvy);
ParCod_PutPar (ParCod_Svy,Surveys->Svy.SvyCod);
Svy_PutParSvyOrder (Surveys->SelectedOrder);
WhichGroups = Grp_GetParWhichGroups ();
Grp_PutParWhichGroups (&WhichGroups);
Pag_PutParPagNum (Pag_SURVEYS,Surveys->CurrentPage);
Btn_PutCreateButtonInline (Txt_Answer_survey);
Frm_EndForm ();
HTM_DIV_End ();
break;
case Usr_CAN_NOT:
default:
/* Possible button to see the result of the survey */
if (Surveys->Svy.Status.ICanViewResults == Usr_CAN)
{
HTM_DIV_Begin ("class=\"BUTTONS_AFTER_ALERT\"");
Frm_BeginForm (ActSeeOneSvy);
ParCod_PutPar (ParCod_Svy,Surveys->Svy.SvyCod);
Svy_PutParSvyOrder (Surveys->SelectedOrder);
WhichGroups = Grp_GetParWhichGroups ();
Grp_PutParWhichGroups (&WhichGroups);
Pag_PutParPagNum (Pag_SURVEYS,Surveys->CurrentPage);
Btn_PutConfirmButtonInline (Txt_View_results);
Frm_EndForm ();
HTM_DIV_End ();
}
break;
}
}
HTM_TD_End ();
HTM_TR_End ();
/***** Write second row of data of this survey *****/
HTM_TR_Begin (NULL);
/* 1st column: Author of the survey */
if (ShowOnlyThisSvyComplete)
HTM_TD_Begin ("colspan=\"2\" class=\"LT\"");
else
HTM_TD_Begin ("colspan=\"2\" class=\"LT %s\"",
The_GetColorRows ());
Svy_WriteAuthor (&Surveys->Svy);
HTM_TD_End ();
/* 2nd column: Scope, Users, Groups and Text */
if (ShowOnlyThisSvyComplete)
HTM_TD_Begin ("class=\"LT\"");
else
HTM_TD_Begin ("class=\"LT %s\"",The_GetColorRows ());
/* Scope of the survey */
HTM_DIV_Begin ("class=\"%s_%s\"",
HidVis_GroupClass[Surveys->Svy.Status.HiddenOrVisible],
The_GetSuffix ());
HTM_TxtColonNBSP (Txt_Scope);
HTM_TxtF ("%s %s",
Txt_HIERARCHY_SINGUL_Abc[Surveys->Svy.Level],
Gbl.Hierarchy.Node[Surveys->Svy.Level].ShrtName);
HTM_DIV_End ();
/* Users' roles who can answer the survey */
HTM_DIV_Begin ("class=\"%s_%s\"",
HidVis_GroupClass[Surveys->Svy.Status.HiddenOrVisible],
The_GetSuffix ());
HTM_TxtColon (Txt_Users);
HTM_BR ();
Rol_WriteSelectorRoles (1 << Rol_STD |
1 << Rol_NET |
1 << Rol_TCH,
Surveys->Svy.Roles,
Cns_ENABLED,
HTM_DONT_SUBMIT_ON_CHANGE);
HTM_DIV_End ();
/* Groups whose users can answer this survey */
if (Surveys->Svy.Level == Hie_CRS)
if (Gbl.Crs.Grps.NumGrps)
Svy_GetAndWriteNamesOfGrpsAssociatedToSvy (&Surveys->Svy);
/* Text of the survey */
Svy_DB_GetSurveyTxt (Surveys->Svy.SvyCod,Txt);
Str_ChangeFormat (Str_FROM_HTML,Str_TO_RIGOROUS_HTML,
Txt,Cns_MAX_BYTES_TEXT,Str_DONT_REMOVE_SPACES);
ALn_InsertLinks (Txt,Cns_MAX_BYTES_TEXT,60); // Insert links
HTM_DIV_Begin ("class=\"PAR %s_%s\"",
HidVis_DataClass[Surveys->Svy.Status.HiddenOrVisible],
The_GetSuffix ());
HTM_Txt (Txt);
HTM_DIV_End ();
HTM_TD_End ();
HTM_TR_End ();
/***** Write questions of this survey *****/
if (ShowOnlyThisSvyComplete)
{
HTM_TR_Begin (NULL);
HTM_TD_Begin ("colspan=\"5\"");
Svy_ListSvyQuestions (Surveys);
HTM_TD_End ();
HTM_TR_End ();
}
The_ChangeRowColor ();
/***** Mark possible notification as seen *****/
if (Surveys->Svy.Level == Hie_CRS) // Only course surveys are notified
Ntf_DB_MarkNotifAsSeenUsingCod (Ntf_EVENT_SURVEY,Surveys->Svy.HieCod);
if (ShowOnlyThisSvyComplete)
{
/***** End table *****/
HTM_TABLE_End ();
/***** End box *****/
Box_BoxEnd ();
}
/***** Free anchor string *****/
Frm_FreeAnchorStr (&Anchor);
}
/*****************************************************************************/
/******************** Put contextual icons in a survey ***********************/
/*****************************************************************************/
static void Svy_PutIconsOneSvy (void *Surveys)
{
char *Anchor = NULL;
if (Surveys)
{
/***** Set anchor string *****/
Frm_SetAnchorStr (((struct Svy_Surveys *) Surveys)->Svy.SvyCod,&Anchor);
/***** Icons to remove/edit this survey *****/
Svy_PutFormsToRemEditOneSvy ((struct Svy_Surveys *) Surveys,Anchor);
/***** Free anchor string *****/
Frm_FreeAnchorStr (&Anchor);
}
}
/*****************************************************************************/
/*********************** Write the author of a survey ************************/
/*****************************************************************************/
static void Svy_WriteAuthor (struct Svy_Survey *Svy)
{
Usr_WriteAuthor1Line (Svy->UsrCod,Svy->Status.HiddenOrVisible);
}
/*****************************************************************************/
/************************ Write status of a survey ***************************/
/*****************************************************************************/
static void Svy_WriteStatus (struct Svy_Survey *Svy)
{
extern const char *CloOpe_Class[CloOpe_NUM_CLOSED_OPEN][HidVis_NUM_HIDDEN_VISIBLE];
extern const char *Txt_Hidden_survey;
extern const char *Txt_Visible_survey;
extern const char *Txt_Closed_survey;
extern const char *Txt_Open_survey;
extern const char *Txt_SURVEY_Type_of_user_not_allowed;
extern const char *Txt_SURVEY_Type_of_user_allowed;
extern const char *Txt_SURVEY_You_belong_to_the_scope_of_the_survey;
extern const char *Txt_SURVEY_You_dont_belong_to_the_scope_of_the_survey;
extern const char *Txt_SURVEY_You_have_already_answered;
extern const char *Txt_SURVEY_You_have_not_answered;
static const char *HiddenOrVisibleClass[HidVis_NUM_HIDDEN_VISIBLE] =
{
[HidVis_HIDDEN ] = "DATE_RED_LIGHT",
[HidVis_VISIBLE] = "DATE_GREEN",
};
static const char **HiddenOrVisibleTxt[HidVis_NUM_HIDDEN_VISIBLE] =
{
[HidVis_HIDDEN ] = &Txt_Hidden_survey,
[HidVis_VISIBLE] = &Txt_Visible_survey,
};
static const char **ClosedOrOpenTxt[CloOpe_NUM_CLOSED_OPEN] =
{
[CloOpe_CLOSED] = &Txt_Closed_survey,
[CloOpe_OPEN ] = &Txt_Open_survey,
};
static const char **ClosedOrOpenDependingOnMyRoleTxt[CloOpe_NUM_CLOSED_OPEN] =
{
[CloOpe_CLOSED] = &Txt_SURVEY_Type_of_user_not_allowed,
[CloOpe_OPEN ] = &Txt_SURVEY_Type_of_user_allowed,
};
static const char **ClosedOrOpenDependingOnScopeTxt[CloOpe_NUM_CLOSED_OPEN] =
{
[CloOpe_CLOSED] = &Txt_SURVEY_You_dont_belong_to_the_scope_of_the_survey,
[CloOpe_OPEN ] = &Txt_SURVEY_You_belong_to_the_scope_of_the_survey,
};
static const char **ClosedOrOpenDependingOnAlreadyAnsweredTxt[CloOpe_NUM_CLOSED_OPEN] =
{
[CloOpe_CLOSED] = &Txt_SURVEY_You_have_already_answered,
[CloOpe_OPEN ] = &Txt_SURVEY_You_have_not_answered,
};
CloOpe_ClosedOrOpen_t ClosedOrOpenDependingOnMyRole = Svy->Status.IAmLoggedWithAValidRoleToAnswer ? CloOpe_OPEN :
CloOpe_CLOSED;
CloOpe_ClosedOrOpen_t ClosedOrOpenDependingOnScope = (Svy->Status.IBelongToScope == Usr_BELONG) ? CloOpe_OPEN :
CloOpe_CLOSED;
CloOpe_ClosedOrOpen_t ClosedOrOpenDependingOnAlreadyAnswered = Svy->Status.IHaveAnswered ? CloOpe_CLOSED :
CloOpe_OPEN;
/***** Begin list with items of status *****/
HTM_UL_Begin (NULL);
/* Write whether survey is visible or hidden */
HTM_LI_Begin ("class=\"%s_%s\"",
HiddenOrVisibleClass[Svy->Status.HiddenOrVisible],
The_GetSuffix ());
HTM_Txt (*HiddenOrVisibleTxt[Svy->Status.HiddenOrVisible]);
HTM_LI_End ();
/* Write whether survey is open or closed */
HTM_LI_Begin ("class=\"%s_%s\"",
CloOpe_Class[Svy->Status.ClosedOrOpen][Svy->Status.HiddenOrVisible],
The_GetSuffix ());
HTM_Txt (*ClosedOrOpenTxt[Svy->Status.ClosedOrOpen]);
HTM_LI_End ();
/* Write whether survey can be answered by me or not depending on my role */
HTM_LI_Begin ("class=\"%s_%s\"",
CloOpe_Class[ClosedOrOpenDependingOnMyRole][Svy->Status.HiddenOrVisible],
The_GetSuffix ());
HTM_Txt (*ClosedOrOpenDependingOnMyRoleTxt[ClosedOrOpenDependingOnMyRole]);
HTM_LI_End ();
/* Write whether survey can be answered by me or not depending on groups */
HTM_LI_Begin ("class=\"%s_%s\"",
CloOpe_Class[ClosedOrOpenDependingOnScope][Svy->Status.HiddenOrVisible],
The_GetSuffix ());
HTM_Txt (*ClosedOrOpenDependingOnScopeTxt[ClosedOrOpenDependingOnScope]);
HTM_LI_End ();
/* Write whether survey has been already answered by me or not */
HTM_LI_Begin ("class=\"%s_%s\"",
CloOpe_Class[ClosedOrOpenDependingOnAlreadyAnswered][Svy->Status.HiddenOrVisible],
The_GetSuffix ());
HTM_Txt (*ClosedOrOpenDependingOnAlreadyAnsweredTxt[ClosedOrOpenDependingOnAlreadyAnswered]);
HTM_LI_End ();
/***** End list with items of status *****/
HTM_UL_End ();
}
/*****************************************************************************/
/********* Get parameter with the type or order in list of surveys ***********/
/*****************************************************************************/
static Dat_StartEndTime_t Svy_GetParSvyOrder (void)
{
return (Dat_StartEndTime_t)
Par_GetParUnsignedLong ("Order",
0,
Dat_NUM_START_END_TIME - 1,
(unsigned long) Svy_ORDER_DEFAULT);
}
/*****************************************************************************/
/***** Put a hidden parameter with the type of order in list of surveys ******/
/*****************************************************************************/
void Svy_PutParSvyOrder (Dat_StartEndTime_t SelectedOrder)
{
Par_PutParOrder ((unsigned) SelectedOrder);
}
/*****************************************************************************/
/*********************** Put icons to edit one survey ************************/
/*****************************************************************************/
static void Svy_PutFormsToRemEditOneSvy (struct Svy_Surveys *Surveys,
const char *Anchor)
{
static Act_Action_t ActionHideUnhide[HidVis_NUM_HIDDEN_VISIBLE] =
{
[HidVis_HIDDEN ] = ActUnhSvy, // Hidden ==> action to unhide
[HidVis_VISIBLE] = ActHidSvy, // Visible ==> action to hide
};
if (Surveys->Svy.Status.ICanEdit == Usr_CAN)
{
/***** Icon to remove survey *****/
Ico_PutContextualIconToRemove (ActReqRemSvy,NULL,Svy_PutPars,Surveys);
/***** Icon to reset survey *****/
Ico_PutContextualIconToReset (ActReqRstSvy,NULL,Svy_PutPars,Surveys);
/***** Icon to hide/unhide survey *****/
Ico_PutContextualIconToHideUnhide (ActionHideUnhide,Anchor,
Svy_PutPars,Surveys,
Surveys->Svy.Status.HiddenOrVisible);
/***** Icon to edit survey *****/
Ico_PutContextualIconToEdit (ActEdiOneSvy,NULL,Svy_PutPars,Surveys);
}
/***** Icon to get resource link *****/
if (Rsc_CheckIfICanGetLink () == Usr_CAN)
Ico_PutContextualIconToGetLink (ActReqLnkSvy,NULL,Svy_PutPars,Surveys);
}
/*****************************************************************************/
/********************** Params used to edit a survey *************************/
/*****************************************************************************/
static void Svy_PutPars (void *Surveys)
{
Grp_WhichGroups_t WhichGroups;
if (Surveys)
{
ParCod_PutPar (ParCod_Svy,((struct Svy_Surveys *) Surveys)->Svy.SvyCod);
Par_PutParOrder ((unsigned) ((struct Svy_Surveys *) Surveys)->SelectedOrder);
WhichGroups = Grp_GetParWhichGroups ();
Grp_PutParWhichGroups (&WhichGroups);
Pag_PutParPagNum (Pag_SURVEYS,((struct Svy_Surveys *) Surveys)->CurrentPage);
}
}
/*****************************************************************************/
/************************** Get list of all surveys **************************/
/*****************************************************************************/
static void Svy_GetListSurveys (struct Svy_Surveys *Surveys)
{
MYSQL_RES *mysql_res;
unsigned NumSvy;
unsigned ScopesAllowed = 0;
unsigned HiddenAllowed = 0;
/***** Free list of surveys *****/
if (Surveys->LstIsRead)
Svy_FreeListSurveys (Surveys);
/***** Set allowed and hidden scopes to get list depending on my user's role *****/
Svy_SetAllowedAndHiddenScopes (&ScopesAllowed,&HiddenAllowed);
/***** Get list of surveys from database *****/
if ((Surveys->Num = Svy_DB_GetListSurveys (&mysql_res,
ScopesAllowed,
HiddenAllowed,
Surveys->SelectedOrder))) // Surveys found...
{
/***** Create list of surveys *****/
if ((Surveys->LstSvyCods = calloc ((size_t) Surveys->Num,
sizeof (*Surveys->LstSvyCods))) == NULL)
Err_NotEnoughMemoryExit ();
/***** Get the surveys codes *****/
for (NumSvy = 0;
NumSvy < Surveys->Num;
NumSvy++)
/* Get next survey code */
if ((Surveys->LstSvyCods[NumSvy] = DB_GetNextCode (mysql_res)) < 0)
Err_WrongSurveyExit ();
}
/***** Free structure that stores the query result *****/
DB_FreeMySQLResult (&mysql_res);
Surveys->LstIsRead = true;
}
/*****************************************************************************/
/*** Set allowed and hidden scopes to get list depending on my user's role ***/
/*****************************************************************************/
static void Svy_SetAllowedAndHiddenScopes (unsigned *ScopesAllowed,
unsigned *HiddenAllowed)
{
switch (Gbl.Usrs.Me.Role.Logged)
{
case Rol_UNK: // User not logged in *********************************
*ScopesAllowed = 0;
*HiddenAllowed = 0;
break;
case Rol_GST: // User not belonging to any course *******************
*ScopesAllowed = 1 << Hie_SYS;
*HiddenAllowed = 0;
break;
case Rol_USR: // Student or teacher in other courses...
// ...but not belonging to the current course *********
*ScopesAllowed = 1 << Hie_SYS;
*HiddenAllowed = 0;
if (Hie_CheckIfIBelongTo (Hie_CTY,Gbl.Hierarchy.Node[Hie_CTY].HieCod) == Usr_BELONG)
{
*ScopesAllowed |= 1 << Hie_CTY;
if (Hie_CheckIfIBelongTo (Hie_INS,Gbl.Hierarchy.Node[Hie_INS].HieCod) == Usr_BELONG)
{
*ScopesAllowed |= 1 << Hie_INS;
if (Hie_CheckIfIBelongTo (Hie_CTR,Gbl.Hierarchy.Node[Hie_CTR].HieCod) == Usr_BELONG)
{
*ScopesAllowed |= 1 << Hie_CTR;
if (Hie_CheckIfIBelongTo (Hie_DEG,Gbl.Hierarchy.Node[Hie_DEG].HieCod) == Usr_BELONG)
*ScopesAllowed |= 1 << Hie_DEG;
}
}
}
break;
case Rol_STD: // Student in current course **************************
*ScopesAllowed = 1 << Hie_SYS;
*HiddenAllowed = 0;
if (Hie_CheckIfIBelongTo (Hie_CTY,Gbl.Hierarchy.Node[Hie_CTY].HieCod) == Usr_BELONG)
{
*ScopesAllowed |= 1 << Hie_CTY;
if (Hie_CheckIfIBelongTo (Hie_INS,Gbl.Hierarchy.Node[Hie_INS].HieCod) == Usr_BELONG)
{
*ScopesAllowed |= 1 << Hie_INS;
if (Hie_CheckIfIBelongTo (Hie_CTR,Gbl.Hierarchy.Node[Hie_CTR].HieCod) == Usr_BELONG)
{
*ScopesAllowed |= 1 << Hie_CTR;
if (Hie_CheckIfIBelongTo (Hie_DEG,Gbl.Hierarchy.Node[Hie_DEG].HieCod) == Usr_BELONG)
{
*ScopesAllowed |= 1 << Hie_DEG;
if (Gbl.Usrs.Me.IBelongToCurrent[Hie_CRS] == Usr_BELONG)
*ScopesAllowed |= 1 << Hie_CRS;
}
}
}
}
break;
case Rol_NET: // Non-editing teacher in current course **************
case Rol_TCH: // Teacher in current course **************************
*ScopesAllowed = 1 << Hie_SYS;
*HiddenAllowed = 0;
if (Hie_CheckIfIBelongTo (Hie_CTY,Gbl.Hierarchy.Node[Hie_CTY].HieCod) == Usr_BELONG)
{
*ScopesAllowed |= 1 << Hie_CTY;
if (Hie_CheckIfIBelongTo (Hie_INS,Gbl.Hierarchy.Node[Hie_INS].HieCod) == Usr_BELONG)
{
*ScopesAllowed |= 1 << Hie_INS;
if (Hie_CheckIfIBelongTo (Hie_CTR,Gbl.Hierarchy.Node[Hie_CTR].HieCod) == Usr_BELONG)
{
*ScopesAllowed |= 1 << Hie_CTR;
if (Hie_CheckIfIBelongTo (Hie_DEG,Gbl.Hierarchy.Node[Hie_DEG].HieCod) == Usr_BELONG)
{
*ScopesAllowed |= 1 << Hie_DEG;
if (Gbl.Usrs.Me.IBelongToCurrent[Hie_CRS] == Usr_BELONG)
{
*ScopesAllowed |= 1 << Hie_CRS;
*HiddenAllowed |= 1 << Hie_CRS; // A non-editing teacher or teacher can view hidden course surveys
}
}
}
}
}
break;
case Rol_DEG_ADM: // Degree administrator *******************************
*ScopesAllowed = 1 << Hie_SYS;
*HiddenAllowed = 0;
if (Gbl.Hierarchy.Node[Hie_CTY].HieCod > 0) // Country selected
{
*ScopesAllowed |= 1 << Hie_CTY;
if (Gbl.Hierarchy.Node[Hie_INS].HieCod > 0) // Institution selected
{
*ScopesAllowed |= 1 << Hie_INS;
if (Gbl.Hierarchy.Node[Hie_CTR].HieCod > 0) // Center selected
{
*ScopesAllowed |= 1 << Hie_CTR;
if (Gbl.Hierarchy.Node[Hie_DEG].HieCod > 0) // Degree selected
{
*ScopesAllowed |= 1 << Hie_DEG;
*HiddenAllowed |= 1 << Hie_DEG; // A degree admin can view hidden degree surveys
}
}
}
}
break;
case Rol_CTR_ADM: // Center administrator *******************************
*ScopesAllowed = 1 << Hie_SYS;
*HiddenAllowed = 0;
if (Gbl.Hierarchy.Node[Hie_CTY].HieCod > 0) // Country selected
{
*ScopesAllowed |= 1 << Hie_CTY;
if (Gbl.Hierarchy.Node[Hie_INS].HieCod > 0) // Institution selected
{
*ScopesAllowed |= 1 << Hie_INS;
if (Gbl.Hierarchy.Node[Hie_CTR].HieCod > 0) // Center selected
{
*ScopesAllowed |= 1 << Hie_CTR;
*HiddenAllowed |= 1 << Hie_CTR; // A center admin can view hidden center surveys
}
}
}
break;
case Rol_INS_ADM: // Institution administrator **************************
*ScopesAllowed = 1 << Hie_SYS;
*HiddenAllowed = 0;
if (Gbl.Hierarchy.Node[Hie_CTY].HieCod > 0) // Country selected
{
*ScopesAllowed |= 1 << Hie_CTY;
if (Gbl.Hierarchy.Node[Hie_INS].HieCod > 0) // Institution selected
{
*ScopesAllowed |= 1 << Hie_INS;
*HiddenAllowed |= 1 << Hie_INS; // An institution admin can view hidden institution surveys
}
}
break;
case Rol_SYS_ADM: // System administrator (superuser) *******************
*ScopesAllowed = 1 << Hie_SYS;
*HiddenAllowed = 1 << Hie_SYS; // A system admin can view hidden system surveys
if (Gbl.Hierarchy.Node[Hie_CTY].HieCod > 0) // Country selected
{
*ScopesAllowed |= 1 << Hie_CTY;
*HiddenAllowed |= 1 << Hie_CTY; // A system admin can view hidden country surveys
if (Gbl.Hierarchy.Node[Hie_INS].HieCod > 0) // Institution selected
{
*ScopesAllowed |= 1 << Hie_INS;
*HiddenAllowed |= 1 << Hie_INS; // A system admin can view hidden institution surveys
if (Gbl.Hierarchy.Node[Hie_CTR].HieCod > 0) // Center selected
{
*ScopesAllowed |= 1 << Hie_CTR;
*HiddenAllowed |= 1 << Hie_CTR; // A system admin can view hidden center surveys
if (Gbl.Hierarchy.Node[Hie_DEG].HieCod > 0) // Degree selected
{
*ScopesAllowed |= 1 << Hie_DEG;
*HiddenAllowed |= 1 << Hie_DEG; // A system admin can view hidden degree surveys
if (Gbl.Hierarchy.Level == Hie_CRS) // Course selected
{
*ScopesAllowed |= 1 << Hie_CRS;
*HiddenAllowed |= 1 << Hie_CRS; // A system admin can view hidden course surveys
}
}
}
}
}
break;
}
}
/*****************************************************************************/
/********************* Get survey data using its code ************************/
/*****************************************************************************/
void Svy_GetSurveyDataByCod (struct Svy_Survey *Svy)
{
MYSQL_RES *mysql_res;
MYSQL_ROW row;
/***** Get data of survey from database *****/
if (Svy_DB_GetSurveyDataByCod (&mysql_res,Svy->SvyCod)) // Survey found...
{
/* Get row */
row = mysql_fetch_row (mysql_res);
/* Get code of the survey (row[0]) */
Svy->SvyCod = Str_ConvertStrCodToLongCod (row[0]);
/* Get survey scope (row[1]) */
if ((Svy->Level = Hie_GetLevelFromDBStr (row[1])) == Hie_UNK)
Err_WrongHierarchyLevelExit ();
/* Get code of the country, institution, center, degree or course (row[2]) */
Svy->HieCod = Str_ConvertStrCodToLongCod (row[2]);
/* Get whether the survey is hidden (row[3]) */
Svy->Status.HiddenOrVisible = HidVid_GetHiddenOrVisible (row[3][0]);
/* Get roles (row[4]) */
if (sscanf (row[4],"%u",&Svy->Roles) != 1)
Err_ShowErrorAndExit ("Error when reading roles of survey.");
/* Get author of the survey (row[5]) */
Svy->UsrCod = Str_ConvertStrCodToLongCod (row[5]);
/* Get start date (row[6] holds the start UTC time)
and end date (row[7] holds the end UTC time) */
Svy->TimeUTC[Dat_STR_TIME] = Dat_GetUNIXTimeFromStr (row[6]);
Svy->TimeUTC[Dat_END_TIME] = Dat_GetUNIXTimeFromStr (row[7]);
/* Get whether the survey is open or closed (row(8)) */
Svy->Status.ClosedOrOpen = CloOpe_GetClosedOrOpenFrom01 (row[8][0]);
/* Get the title of the survey (row[9]) */
Str_Copy (Svy->Title,row[9],sizeof (Svy->Title) - 1);
/* Get number of questions and number of users who have already answer this survey */
Svy->NumQsts = Svy_DB_GetNumQstsSvy (Svy->SvyCod);
Svy->NumUsrs = Svy_DB_GetNumUsrsWhoHaveAnsweredSvy (Svy->SvyCod);
/* Am I logged with a valid role to answer this survey? */
Svy->Status.IAmLoggedWithAValidRoleToAnswer = (Svy->Roles & (1 << Gbl.Usrs.Me.Role.Logged));
/* Do I belong to valid groups to answer this survey? */
switch (Svy->Level)
{
case Hie_SYS: // System
Svy->Status.IBelongToScope = Gbl.Usrs.Me.Logged ? Usr_BELONG :
Usr_DONT_BELONG;
break;
case Hie_CTY: // Country
case Hie_INS: // Institution
case Hie_CTR: // Center
case Hie_DEG: // Degree
Svy->Status.IBelongToScope = Hie_CheckIfIBelongTo (Svy->Level,Svy->HieCod);
break;
case Hie_CRS: // Course
Svy->Status.IBelongToScope = (Hie_CheckIfIBelongTo (Svy->Level,Svy->HieCod) == Usr_BELONG &&
Svy_DB_CheckIfICanDoThisSurveyBasedOnGrps (Svy->SvyCod) == Usr_CAN) ? Usr_BELONG :
Usr_DONT_BELONG;
break;
default: // Unknown
Err_WrongHierarchyLevelExit ();
break;
}
/* Have I answered this survey? */
Svy->Status.IHaveAnswered = Svy_DB_CheckIfIHaveAnsweredSvy (Svy->SvyCod);
/* Can I answer survey? */
Svy->Status.ICanAnswer = ( Svy->NumQsts &&
Svy->Status.HiddenOrVisible == HidVis_VISIBLE &&
Svy->Status.ClosedOrOpen == CloOpe_OPEN &&
Svy->Status.IAmLoggedWithAValidRoleToAnswer &&
Svy->Status.IBelongToScope == Usr_BELONG &&
!Svy->Status.IHaveAnswered) ? Usr_CAN :
Usr_CAN_NOT;
/* Can I view results of the survey?
Can I edit survey? */
switch (Gbl.Usrs.Me.Role.Logged)
{
case Rol_STD:
Svy->Status.ICanViewResults = ((Svy->Level == Hie_CRS ||
Svy->Level == Hie_DEG ||
Svy->Level == Hie_CTR ||
Svy->Level == Hie_INS ||
Svy->Level == Hie_CTY ||
Svy->Level == Hie_SYS) &&
Svy->NumQsts &&
Svy->Status.HiddenOrVisible == HidVis_VISIBLE &&
Svy->Status.ClosedOrOpen == CloOpe_OPEN &&
Svy->Status.IAmLoggedWithAValidRoleToAnswer &&
Svy->Status.IBelongToScope == Usr_BELONG &&
Svy->Status.IHaveAnswered) ? Usr_CAN :
Usr_CAN_NOT;
Svy->Status.ICanViewComments = Usr_CAN_NOT;
Svy->Status.ICanEdit = Usr_CAN_NOT;
break;
case Rol_NET:
Svy->Status.ICanViewResults =
Svy->Status.ICanViewComments = ((Svy->Level == Hie_CRS ||
Svy->Level == Hie_DEG ||
Svy->Level == Hie_CTR ||
Svy->Level == Hie_INS ||
Svy->Level == Hie_CTY ||
Svy->Level == Hie_SYS) &&
Svy->NumQsts &&
Svy->Status.ICanAnswer == Usr_CAN_NOT) ? Usr_CAN :
Usr_CAN_NOT;
Svy->Status.ICanEdit = Usr_CAN_NOT;
break;
case Rol_TCH:
Svy->Status.ICanViewResults =
Svy->Status.ICanViewComments = ((Svy->Level == Hie_CRS ||
Svy->Level == Hie_DEG ||
Svy->Level == Hie_CTR ||
Svy->Level == Hie_INS ||
Svy->Level == Hie_CTY ||
Svy->Level == Hie_SYS) &&
Svy->NumQsts &&
Svy->Status.ICanAnswer == Usr_CAN_NOT) ? Usr_CAN :
Usr_CAN_NOT;
Svy->Status.ICanEdit = (Svy->Level == Hie_CRS) ? Usr_CAN :
Usr_CAN_NOT;
break;
case Rol_DEG_ADM:
Svy->Status.ICanViewResults =
Svy->Status.ICanViewComments = ((Svy->Level == Hie_DEG ||
Svy->Level == Hie_CTR ||
Svy->Level == Hie_INS ||
Svy->Level == Hie_CTY ||
Svy->Level == Hie_SYS) &&
Svy->NumQsts &&
Svy->Status.ICanAnswer == Usr_CAN_NOT) ? Usr_CAN :
Usr_CAN_NOT;
Svy->Status.ICanEdit = (Svy->Level == Hie_DEG &&
Svy->Status.IBelongToScope == Usr_BELONG) ? Usr_CAN :
Usr_CAN_NOT;
break;
case Rol_CTR_ADM:
Svy->Status.ICanViewResults =
Svy->Status.ICanViewComments = ((Svy->Level == Hie_CTR ||
Svy->Level == Hie_INS ||
Svy->Level == Hie_CTY ||
Svy->Level == Hie_SYS) &&
Svy->NumQsts &&
Svy->Status.ICanAnswer == Usr_CAN_NOT) ? Usr_CAN :
Usr_CAN_NOT;
Svy->Status.ICanEdit = (Svy->Level == Hie_CTR &&
Svy->Status.IBelongToScope == Usr_BELONG) ? Usr_CAN :
Usr_CAN_NOT;
break;
case Rol_INS_ADM:
Svy->Status.ICanViewResults =
Svy->Status.ICanViewComments = ((Svy->Level == Hie_INS ||
Svy->Level == Hie_CTY ||
Svy->Level == Hie_SYS) &&
Svy->NumQsts &&
Svy->Status.ICanAnswer == Usr_CAN_NOT) ? Usr_CAN :
Usr_CAN_NOT;
Svy->Status.ICanEdit = (Svy->Level == Hie_INS &&
Svy->Status.IBelongToScope == Usr_BELONG) ? Usr_CAN :
Usr_CAN_NOT;
break;
case Rol_SYS_ADM:
Svy->Status.ICanViewResults =
Svy->Status.ICanViewComments = Svy->NumQsts ? Usr_CAN :
Usr_CAN_NOT;
Svy->Status.ICanEdit = Usr_CAN;
break;
default:
Svy->Status.ICanViewResults = Usr_CAN_NOT;
Svy->Status.ICanViewComments = Usr_CAN_NOT;
Svy->Status.ICanEdit = Usr_CAN_NOT;
break;
}
}
else
{
/* Initialize to empty survey */
Svy->SvyCod = -1L;
Svy->Level = Hie_UNK;
Svy->Roles = 0;
Svy->UsrCod = -1L;
Svy->TimeUTC[Dat_STR_TIME] =
Svy->TimeUTC[Dat_END_TIME] = (time_t) 0;
Svy->Title[0] = '\0';
Svy->NumQsts = 0;
Svy->NumUsrs = 0;
Svy->Status.HiddenOrVisible = HidVis_VISIBLE;
Svy->Status.ClosedOrOpen = CloOpe_CLOSED;
Svy->Status.IAmLoggedWithAValidRoleToAnswer = false;
Svy->Status.IBelongToScope = Usr_DONT_BELONG;
Svy->Status.IHaveAnswered = false;
Svy->Status.ICanAnswer = Usr_CAN_NOT;
Svy->Status.ICanViewResults = Usr_CAN_NOT;
Svy->Status.ICanViewComments = Usr_CAN_NOT;
Svy->Status.ICanEdit = Usr_CAN_NOT;
}
/***** Free structure that stores the query result *****/
DB_FreeMySQLResult (&mysql_res);
}
/*****************************************************************************/
/**************************** Free list of surveys ***************************/
/*****************************************************************************/
void Svy_FreeListSurveys (struct Svy_Surveys *Surveys)
{
if (Surveys->LstIsRead && Surveys->LstSvyCods)
{
/***** Free memory used by the list of surveys *****/
free (Surveys->LstSvyCods);
Surveys->LstSvyCods = NULL;
Surveys->Num = 0;
Surveys->LstIsRead = false;
}
}
/*****************************************************************************/
/******************** Get summary and content of a survey *******************/
/*****************************************************************************/
void Svy_GetNotifSurvey (char SummaryStr[Ntf_MAX_BYTES_SUMMARY + 1],
char **ContentStr,
long SvyCod,Ntf_GetContent_t GetContent)
{
MYSQL_RES *mysql_res;
MYSQL_ROW row;
size_t Length;
SummaryStr[0] = '\0'; // Return nothing on error
/***** Get title and text *****/
if (Svy_DB_GetSurveyTitleAndText (&mysql_res,SvyCod))
{
/***** Get row *****/
row = mysql_fetch_row (mysql_res);
/***** Get summary *****/
Str_Copy (SummaryStr,row[0],Ntf_MAX_BYTES_SUMMARY);
/***** Get content *****/
if (GetContent == Ntf_GET_CONTENT)
{
Length = strlen (row[1]);
if ((*ContentStr = malloc (Length + 1)) == NULL)
Err_NotEnoughMemoryExit ();
Str_Copy (*ContentStr,row[1],Length);
}
}
/***** Free structure that stores the query result *****/
DB_FreeMySQLResult (&mysql_res);
}
/*****************************************************************************/
/*************** Ask for confirmation of removing of a survey ****************/
/*****************************************************************************/
void Svy_AskRemSurvey (void)
{
extern const char *Txt_Do_you_really_want_to_remove_the_survey_X;
struct Svy_Surveys Surveys;
/***** Reset surveys *****/
Svy_ResetSurveys (&Surveys);
/***** Get parameters *****/
Surveys.SelectedOrder = Svy_GetParSvyOrder ();
Grp_GetParWhichGroups ();
Surveys.CurrentPage = Pag_GetParPagNum (Pag_SURVEYS);
/***** Get survey code *****/
Surveys.Svy.SvyCod = ParCod_GetAndCheckPar (ParCod_Svy);
/***** Get data of the survey from database *****/
Svy_GetSurveyDataByCod (&Surveys.Svy);
if (Surveys.Svy.Status.ICanEdit == Usr_CAN_NOT)
Err_NoPermissionExit ();
/***** Show question and button to remove survey *****/
Ale_ShowAlertRemove (ActRemSvy,NULL,
Svy_PutPars,&Surveys,
Txt_Do_you_really_want_to_remove_the_survey_X,
Surveys.Svy.Title);
/***** Show surveys again *****/
Svy_ListAllSurveys (&Surveys);
}
/*****************************************************************************/
/****************************** Remove a survey ******************************/
/*****************************************************************************/
void Svy_RemoveSurvey (void)
{
extern const char *Txt_Survey_X_removed;
struct Svy_Surveys Surveys;
/***** Reset surveys *****/
Svy_ResetSurveys (&Surveys);
/***** Get parameters *****/
Surveys.SelectedOrder = Svy_GetParSvyOrder ();
Grp_GetParWhichGroups ();
Surveys.CurrentPage = Pag_GetParPagNum (Pag_SURVEYS);
/***** Get survey code *****/
Surveys.Svy.SvyCod = ParCod_GetAndCheckPar (ParCod_Svy);
/***** Get data of the survey from database *****/
Svy_GetSurveyDataByCod (&Surveys.Svy);
if (Surveys.Svy.Status.ICanEdit == Usr_CAN_NOT)
Err_NoPermissionExit ();
/***** Remove all users in this survey *****/
Svy_DB_RemoveUsrsWhoHaveAnsweredSvy (Surveys.Svy.SvyCod);
/***** Remove all answers and comments in this survey *****/
Svy_DB_RemoveAnswersSvy (Surveys.Svy.SvyCod);
Svy_DB_RemoveCommentsSvy (Surveys.Svy.SvyCod);
/***** Remove all questions in this survey *****/
Svy_DB_RemoveQstsSvy (Surveys.Svy.SvyCod);
/***** Remove all groups of this survey *****/
Svy_DB_RemoveGrpsAssociatedToSurvey (Surveys.Svy.SvyCod);
/***** Remove survey *****/
Svy_DB_RemoveSvy (Surveys.Svy.SvyCod);
/***** Mark possible notifications as removed *****/
Ntf_DB_MarkNotifAsRemoved (Ntf_EVENT_SURVEY,Surveys.Svy.SvyCod);
/***** Write message to show the change made *****/
Ale_ShowAlert (Ale_SUCCESS,Txt_Survey_X_removed,
Surveys.Svy.Title);
/***** Show surveys again *****/
Svy_ListAllSurveys (&Surveys);
}
/*****************************************************************************/
/***************** Ask for confirmation of reset of a survey *****************/
/*****************************************************************************/
void Svy_AskResetSurvey (void)
{
extern const char *Txt_Do_you_really_want_to_reset_the_survey_X;
extern const char *Txt_Reset_survey;
struct Svy_Surveys Surveys;
/***** Reset surveys *****/
Svy_ResetSurveys (&Surveys);
/***** Get parameters *****/
Surveys.SelectedOrder = Svy_GetParSvyOrder ();
Grp_GetParWhichGroups ();
Surveys.CurrentPage = Pag_GetParPagNum (Pag_SURVEYS);
/***** Get survey code *****/
Surveys.Svy.SvyCod = ParCod_GetAndCheckPar (ParCod_Svy);
/***** Get data of the survey from database *****/
Svy_GetSurveyDataByCod (&Surveys.Svy);
if (Surveys.Svy.Status.ICanEdit == Usr_CAN_NOT)
Err_NoPermissionExit ();
/***** Show question and button to reset survey *****/
Ale_ShowAlertAndButton (ActRstSvy,NULL,NULL,
Svy_PutPars,&Surveys,
Btn_REMOVE_BUTTON,Txt_Reset_survey,
Ale_QUESTION,Txt_Do_you_really_want_to_reset_the_survey_X,
Surveys.Svy.Title);
/***** Show surveys again *****/
Svy_ListAllSurveys (&Surveys);
}
/*****************************************************************************/
/******************************* Reset a survey ******************************/
/*****************************************************************************/
void Svy_ResetSurvey (void)
{
extern const char *Txt_Survey_X_reset;
struct Svy_Surveys Surveys;
/***** Reset surveys *****/
Svy_ResetSurveys (&Surveys);
/***** Get parameters *****/
Surveys.SelectedOrder = Svy_GetParSvyOrder ();
Grp_GetParWhichGroups ();
Surveys.CurrentPage = Pag_GetParPagNum (Pag_SURVEYS);
/***** Get survey code *****/
Surveys.Svy.SvyCod = ParCod_GetAndCheckPar (ParCod_Svy);
/***** Get data of the survey from database *****/
Svy_GetSurveyDataByCod (&Surveys.Svy);
if (Surveys.Svy.Status.ICanEdit == Usr_CAN_NOT)
Err_NoPermissionExit ();
/***** Remove all users in this survey *****/
Svy_DB_RemoveUsrsWhoHaveAnsweredSvy (Surveys.Svy.SvyCod);
/***** Reset all answers in this survey *****/
Svy_DB_ResetAnswersSvy (Surveys.Svy.SvyCod);
/***** Remove all comments in this survey *****/
Svy_DB_RemoveCommentsSvy (Surveys.Svy.SvyCod);
/***** Write message to show the change made *****/
Ale_ShowAlert (Ale_SUCCESS,Txt_Survey_X_reset,Surveys.Svy.Title);
/***** Show surveys again *****/
Svy_ListAllSurveys (&Surveys);
}
/*****************************************************************************/
/*************************** Hide/unhide a survey ****************************/
/*****************************************************************************/
void Svy_HideSurvey (void)
{
Svy_HideUnhideSurvey (HidVis_HIDDEN);
}
void Svy_UnhideSurvey (void)
{
Svy_HideUnhideSurvey (HidVis_VISIBLE);
}
static void Svy_HideUnhideSurvey (HidVis_HiddenOrVisible_t HiddenOrVisible)
{
struct Svy_Surveys Surveys;
/***** Reset surveys *****/
Svy_ResetSurveys (&Surveys);
/***** Get parameters *****/
Surveys.SelectedOrder = Svy_GetParSvyOrder ();
Grp_GetParWhichGroups ();
Surveys.CurrentPage = Pag_GetParPagNum (Pag_SURVEYS);
/***** Get survey code *****/
Surveys.Svy.SvyCod = ParCod_GetAndCheckPar (ParCod_Svy);
/***** Get data of the survey from database *****/
Svy_GetSurveyDataByCod (&Surveys.Svy);
if (Surveys.Svy.Status.ICanEdit == Usr_CAN_NOT)
Err_NoPermissionExit ();
/***** Show survey *****/
Svy_DB_HideOrUnhideSurvey (Surveys.Svy.SvyCod,HiddenOrVisible);
/***** Show surveys again *****/
Svy_ListAllSurveys (&Surveys);
}
/*****************************************************************************/
/********************* Put a form to create a new survey *********************/
/*****************************************************************************/
void Svy_ReqCreatOrEditSvy (void)
{
extern const char *Hlp_ANALYTICS_Surveys_edit_survey;
extern const char *Txt_Scope;
extern const char *Txt_Survey;
extern const char *Txt_Title;
extern const char *Txt_Description;
extern const char *Txt_Users;
extern const char *Txt_Create;
extern const char *Txt_Save_changes;
struct Svy_Surveys Surveys;
bool ItsANewSurvey;
char Txt[Cns_MAX_BYTES_TEXT + 1];
static const Dat_SetHMS SetHMS[Dat_NUM_START_END_TIME] =
{
[Dat_STR_TIME] = Dat_HMS_TO_000000,
[Dat_END_TIME] = Dat_HMS_TO_235959
};
/***** Reset surveys *****/
Svy_ResetSurveys (&Surveys);
/***** Get parameters *****/
Surveys.SelectedOrder = Svy_GetParSvyOrder ();
Grp_GetParWhichGroups ();
Surveys.CurrentPage = Pag_GetParPagNum (Pag_SURVEYS);
/***** Get the code of the survey *****/
ItsANewSurvey = ((Surveys.Svy.SvyCod = ParCod_GetPar (ParCod_Svy)) <= 0);
/***** Get from the database the data of the survey *****/
if (ItsANewSurvey)
{
/***** Put link (form) to create new survey *****/
if (Svy_CheckIfICanCreateSvy () == Usr_CAN_NOT)
Err_NoPermissionExit ();
/* Initialize to empty survey */
Surveys.Svy.SvyCod = -1L;
Surveys.Svy.Level = Hie_UNK;
Surveys.Svy.Roles = (1 << Rol_STD);
Surveys.Svy.UsrCod = Gbl.Usrs.Me.UsrDat.UsrCod;
Surveys.Svy.TimeUTC[Dat_STR_TIME] = Dat_GetStartExecutionTimeUTC ();
Surveys.Svy.TimeUTC[Dat_END_TIME] = Surveys.Svy.TimeUTC[Dat_STR_TIME] + (24 * 60 * 60); // +24 hours
Surveys.Svy.Title[0] = '\0';
Surveys.Svy.NumQsts = 0;
Surveys.Svy.NumUsrs = 0;
Surveys.Svy.Status.HiddenOrVisible = HidVis_VISIBLE;
Surveys.Svy.Status.ClosedOrOpen = CloOpe_OPEN;
Surveys.Svy.Status.IAmLoggedWithAValidRoleToAnswer = false;
Surveys.Svy.Status.IBelongToScope = Usr_DONT_BELONG;
Surveys.Svy.Status.IHaveAnswered = false;
Surveys.Svy.Status.ICanAnswer = Usr_CAN_NOT;
Surveys.Svy.Status.ICanViewResults = Usr_CAN_NOT;
Surveys.Svy.Status.ICanViewComments = Usr_CAN_NOT;
}
else
{
/* Get data of the survey from database */
Svy_GetSurveyDataByCod (&Surveys.Svy);
if (Surveys.Svy.Status.ICanEdit == Usr_CAN_NOT)
Err_NoPermissionExit ();
/* Get text of the survey from database */
Svy_DB_GetSurveyTxt (Surveys.Svy.SvyCod,Txt);
}
/***** Begin form *****/
Frm_BeginForm (ItsANewSurvey ? ActNewSvy :
ActChgSvy);
Svy_PutPars (&Surveys);
/***** Begin box and table *****/
Box_BoxTableBegin (Surveys.Svy.Title[0] ? Surveys.Svy.Title :
Txt_Survey,
NULL,NULL,
Hlp_ANALYTICS_Surveys_edit_survey,Box_NOT_CLOSABLE,2);
/***** Scope of the survey *****/
HTM_TR_Begin (NULL);
/* Label */
Frm_LabelColumn ("Frm_C1 RT","ScopeSvy",Txt_Scope);
/* Data */
HTM_TD_Begin ("class=\"Frm_C2 LT\"");
Svy_SetAllowedScopes (&Surveys.Svy);
Sco_GetScope ("ScopeSvy",Surveys.Svy.Level);
Sco_PutSelectorScope ("ScopeSvy",HTM_DONT_SUBMIT_ON_CHANGE);
HTM_TD_End ();
HTM_TR_End ();
/***** Survey title *****/
HTM_TR_Begin (NULL);
/* Label */
Frm_LabelColumn ("Frm_C1 RT","Title",Txt_Title);
/* Data */
HTM_TD_Begin ("class=\"Frm_C2 LT\"");
HTM_INPUT_TEXT ("Title",Svy_MAX_CHARS_SURVEY_TITLE,Surveys.Svy.Title,
HTM_DONT_SUBMIT_ON_CHANGE,
"id=\"Title\""
" class=\"Frm_C2_INPUT INPUT_%s\""
" required=\"required\"",
The_GetSuffix ());
HTM_TD_End ();
HTM_TR_End ();
/***** Survey start and end dates *****/
Dat_PutFormStartEndClientLocalDateTimes (Surveys.Svy.TimeUTC,
Dat_FORM_SECONDS_ON,
SetHMS);
/***** Survey text *****/
HTM_TR_Begin (NULL);
/* Label */
Frm_LabelColumn ("Frm_C1 RT","Txt",Txt_Description);
/* Data */
HTM_TD_Begin ("class=\"Frm_C2 LT\"");
HTM_TEXTAREA_Begin ("id=\"Txt\" name=\"Txt\" rows=\"5\""
" class=\"Frm_C2_INPUT INPUT_%s\"",
The_GetSuffix ());
if (!ItsANewSurvey)
HTM_Txt (Txt);
HTM_TEXTAREA_End ();
HTM_TD_End ();
HTM_TR_End ();
/***** Users' roles who can answer the survey *****/
HTM_TR_Begin (NULL);
/* Label */
Frm_LabelColumn ("Frm_C1 RT","",Txt_Users);
/* Data */
HTM_TD_Begin ("class=\"LM DAT_%s\"",The_GetSuffix ());
Rol_WriteSelectorRoles (1 << Rol_STD |
1 << Rol_NET |
1 << Rol_TCH,
Surveys.Svy.Roles,
Cns_DISABLED,
HTM_DONT_SUBMIT_ON_CHANGE);
HTM_TD_End ();
HTM_TR_End ();
/***** Groups *****/
Svy_ShowLstGrpsToEditSurvey (Surveys.Svy.SvyCod);
/***** End table, send button and end box *****/
if (ItsANewSurvey)
Box_BoxTableWithButtonEnd (Btn_CREATE_BUTTON,Txt_Create);
else
Box_BoxTableWithButtonEnd (Btn_CONFIRM_BUTTON,Txt_Save_changes);
/***** End form *****/
Frm_EndForm ();
/***** Show questions of the survey ready to be edited *****/
if (!ItsANewSurvey)
{
HTM_BR ();
Svy_ListSvyQuestions (&Surveys);
}
/***** Show all surveys *****/
HTM_BR ();
Svy_ListAllSurveys (&Surveys);
}
/*****************************************************************************/
/************ Set allowed scopes depending on logged user's role *************/
/*****************************************************************************/
static void Svy_SetAllowedScopes (struct Svy_Survey *Svy)
{
Usr_Can_t ICanEdit = Usr_CAN_NOT;
/***** Set allowed scopes *****/
Gbl.Scope.Allowed = 0;
switch (Gbl.Usrs.Me.Role.Logged)
{
case Rol_TCH: // Teachers only can edit course surveys
if (Gbl.Hierarchy.Level == Hie_CRS) // Course selected
{
if (Svy->Level == Hie_UNK) // Scope not defined
Svy->Level = Hie_CRS;
if (Svy->Level == Hie_CRS)
{
Gbl.Scope.Allowed = 1 << Hie_CRS;
ICanEdit = Usr_CAN;
}
}
break;
case Rol_DEG_ADM: // Degree admins only can edit degree surveys
if (Svy->Level == Hie_UNK) // Scope not defined
Svy->Level = Hie_DEG;
if (Svy->Level == Hie_DEG)
{
Gbl.Scope.Allowed = 1 << Hie_DEG;
ICanEdit = Usr_CAN;
}
break;
case Rol_CTR_ADM: // Center admins only can edit center surveys
if (Svy->Level == Hie_UNK) // Scope not defined
Svy->Level = Hie_CTR;
if (Svy->Level == Hie_CTR)
{
Gbl.Scope.Allowed = 1 << Hie_CTR;
ICanEdit = Usr_CAN;
}
break;
case Rol_INS_ADM: // Institution admins only can edit institution surveys
if (Svy->Level == Hie_UNK) // Scope not defined
Svy->Level = Hie_INS;
if (Svy->Level == Hie_INS)
{
Gbl.Scope.Allowed = 1 << Hie_INS;
ICanEdit = Usr_CAN;
}
break;
case Rol_SYS_ADM:// System admins can edit any survey
if (Svy->Level == Hie_UNK) // Scope not defined
Svy->Level = (Gbl.Hierarchy.Level < Hie_NUM_LEVELS &&
Gbl.Hierarchy.Level != Hie_UNK) ? Gbl.Hierarchy.Level :
Hie_SYS;
Gbl.Scope.Allowed = 1 << Hie_SYS |
1 << Hie_CTY |
1 << Hie_INS |
1 << Hie_CTR |
1 << Hie_DEG |
1 << Hie_CRS;
ICanEdit = Usr_CAN;
break;
default:
break;
}
if (ICanEdit == Usr_CAN_NOT)
Err_NoPermissionExit ();
}
/*****************************************************************************/
/******************** Show list of groups to edit a survey *******************/
/*****************************************************************************/
static void Svy_ShowLstGrpsToEditSurvey (long SvyCod)
{
extern const char *Txt_Groups;
unsigned NumGrpTyp;
Cns_Checked_t Checked;
/***** Get list of groups types and groups in this course *****/
Grp_GetListGrpTypesAndGrpsInThisCrs (Grp_ONLY_GROUP_TYPES_WITH_GROUPS);
if (Gbl.Crs.Grps.GrpTypes.NumGrpTypes)
{
/***** Begin box and table *****/
HTM_TR_Begin (NULL);
/* Label */
Frm_LabelColumn ("Frm_C1 RT","",Txt_Groups);
/* Groups */
HTM_TD_Begin ("class=\"Frm_C2 LT\"");
HTM_TABLE_Begin (NULL);
/***** First row: checkbox to select the whole course *****/
HTM_TR_Begin (NULL);
HTM_TD_Begin ("colspan=\"7\" class=\"LM DAT_%s\"",
The_GetSuffix ());
HTM_LABEL_Begin (NULL);
Checked = Grp_DB_CheckIfAssociatedToGrps ("svy_groups",
"SvyCod",
SvyCod) ? Cns_CHECKED :
Cns_UNCHECKED;
HTM_INPUT_CHECKBOX ("WholeCrs",Checked,
HTM_DONT_SUBMIT_ON_CHANGE,
"id=\"WholeCrs\" value=\"Y\""
" onclick=\"uncheckChildren(this,'GrpCods')\"");
Grp_WriteTheWholeCourse ();
HTM_LABEL_End ();
HTM_TD_End ();
HTM_TR_End ();
/***** List the groups for each group type *****/
for (NumGrpTyp = 0;
NumGrpTyp < Gbl.Crs.Grps.GrpTypes.NumGrpTypes;
NumGrpTyp++)
if (Gbl.Crs.Grps.GrpTypes.LstGrpTypes[NumGrpTyp].NumGrps)
Grp_ListGrpsToEditAsgAttSvyEvtMch (&Gbl.Crs.Grps.GrpTypes.LstGrpTypes[NumGrpTyp],
Grp_SURVEY,SvyCod);
HTM_TABLE_End ();
HTM_TD_End ();
HTM_TR_End ();
}
/***** Free list of groups types and groups in this course *****/
Grp_FreeListGrpTypesAndGrps ();
}
/*****************************************************************************/
/********************* Receive form to create a new survey *******************/
/*****************************************************************************/
void Svy_ReceiveSurvey (void)
{
extern const char *Txt_Already_existed_a_survey_with_the_title_X;
struct Svy_Surveys Surveys;
struct Svy_Survey OldSvy;
struct Svy_Survey NewSvy;
bool ItsANewSurvey;
bool NewSurveyIsCorrect = true;
unsigned NumUsrsToBeNotifiedByEMail;
char Txt[Cns_MAX_BYTES_TEXT + 1];
/***** Reset surveys *****/
Svy_ResetSurveys (&Surveys);
/***** Get parameters *****/
Surveys.SelectedOrder = Svy_GetParSvyOrder ();
Grp_GetParWhichGroups ();
Surveys.CurrentPage = Pag_GetParPagNum (Pag_SURVEYS);
/***** Get the code of the survey *****/
ItsANewSurvey = ((NewSvy.SvyCod = ParCod_GetPar (ParCod_Svy)) <= 0);
if (ItsANewSurvey)
NewSvy.Level = Hie_UNK;
else
{
/* Get data of the old (current) survey from database */
OldSvy.SvyCod = NewSvy.SvyCod;
Svy_GetSurveyDataByCod (&OldSvy);
if (OldSvy.Status.ICanEdit == Usr_CAN_NOT)
Err_NoPermissionExit ();
NewSvy.Level = OldSvy.Level;
}
/***** Get scope *****/
Svy_SetAllowedScopes (&NewSvy);
Sco_GetScope ("ScopeSvy",NewSvy.Level);
if (Gbl.Usrs.Me.Role.Logged != Rol_SYS_ADM)
switch (Gbl.Scope.Current)
{
case Hie_SYS:
case Hie_CTY:
default:
Err_WrongHierarchyLevelExit ();
break;
case Hie_INS:
if (Gbl.Usrs.Me.Role.Logged != Rol_INS_ADM)
Err_WrongHierarchyLevelExit ();
break;
case Hie_CTR:
if (Gbl.Usrs.Me.Role.Logged != Rol_CTR_ADM)
Err_WrongHierarchyLevelExit ();
break;
case Hie_DEG:
if (Gbl.Usrs.Me.Role.Logged != Rol_DEG_ADM)
Err_WrongHierarchyLevelExit ();
break;
case Hie_CRS:
if (Gbl.Usrs.Me.Role.Logged != Rol_TCH)
Err_WrongHierarchyLevelExit ();
break;
}
NewSvy.Level = Gbl.Scope.Current;
NewSvy.HieCod = Gbl.Hierarchy.Node[Gbl.Scope.Current].HieCod;
/***** Get start/end date-times *****/
NewSvy.TimeUTC[Dat_STR_TIME] = Dat_GetTimeUTCFromForm (Dat_STR_TIME);
NewSvy.TimeUTC[Dat_END_TIME] = Dat_GetTimeUTCFromForm (Dat_END_TIME);
/***** Get survey title *****/
Par_GetParText ("Title",NewSvy.Title,Svy_MAX_BYTES_SURVEY_TITLE);
/***** Get survey text and insert links *****/
Par_GetParHTML ("Txt",Txt,Cns_MAX_BYTES_TEXT); // Store in HTML format (not rigorous)
/***** Adjust dates *****/
if (NewSvy.TimeUTC[Dat_STR_TIME] == 0)
NewSvy.TimeUTC[Dat_STR_TIME] = Dat_GetStartExecutionTimeUTC ();
if (NewSvy.TimeUTC[Dat_END_TIME] == 0)
NewSvy.TimeUTC[Dat_END_TIME] = NewSvy.TimeUTC[Dat_STR_TIME] + 24 * 60 * 60; // +24 hours
/***** Get users who can answer this survey *****/
NewSvy.Roles = Rol_GetSelectedRoles ();
/***** Check if title is correct *****/
if (NewSvy.Title[0]) // If there's a survey title
{
/* If title of survey was in database... */
if (Svy_DB_CheckIfSimilarSurveyExists (&NewSvy))
{
NewSurveyIsCorrect = false;
Ale_ShowAlert (Ale_WARNING,Txt_Already_existed_a_survey_with_the_title_X,
NewSvy.Title);
}
}
else // If there is not a survey title
{
NewSurveyIsCorrect = false;
Ale_CreateAlertYouMustSpecifyTheTitle ();
}
/***** Create a new survey or update an existing one *****/
if (NewSurveyIsCorrect)
{
/* Get groups for this surveys */
Grp_GetParCodsSeveralGrps ();
if (ItsANewSurvey)
Svy_CreateSurvey (&NewSvy,Txt); // Add new survey to database
else
Svy_UpdateSurvey (&NewSvy,Txt);
/* Free memory for list of selected groups */
Grp_FreeListCodSelectedGrps ();
}
else
Svy_ReqCreatOrEditSvy ();
/***** Notify by email about the new survey *****/
if (NewSvy.Level == Hie_CRS) // Notify only the surveys for a course, not for a degree or global
if ((NumUsrsToBeNotifiedByEMail = Ntf_StoreNotifyEventsToAllUsrs (Ntf_EVENT_SURVEY,NewSvy.SvyCod)))
Svy_DB_UpdateNumUsrsNotifiedByEMailAboutSurvey (NewSvy.SvyCod,NumUsrsToBeNotifiedByEMail);
/***** Show surveys again *****/
Svy_ListAllSurveys (&Surveys);
}
/*****************************************************************************/
/*************************** Create a new survey *****************************/
/*****************************************************************************/
static void Svy_CreateSurvey (struct Svy_Survey *Svy,const char *Txt)
{
extern const char *Txt_Created_new_survey_X;
/***** Create a new survey *****/
Svy->SvyCod = Svy_DB_CreateSurvey (Svy,Txt);
/***** Create groups *****/
if (Gbl.Crs.Grps.LstGrpsSel.NumGrps)
Svy_CreateGrps (Svy->SvyCod);
/***** Write success message *****/
Ale_ShowAlert (Ale_SUCCESS,Txt_Created_new_survey_X,
Svy->Title);
}
/*****************************************************************************/
/************************* Update an existing survey *************************/
/*****************************************************************************/
static void Svy_UpdateSurvey (struct Svy_Survey *Svy,const char *Txt)
{
extern const char *Txt_The_survey_has_been_modified;
/***** Update the data of the survey *****/
Svy_DB_UpdateSurvey (Svy,Txt);
/***** Update groups *****/
/* Remove old groups */
Svy_DB_RemoveGrpsAssociatedToSurvey (Svy->SvyCod);
/* Create new groups */
if (Gbl.Crs.Grps.LstGrpsSel.NumGrps)
Svy_CreateGrps (Svy->SvyCod);
/***** Write success message *****/
Ale_ShowAlert (Ale_SUCCESS,Txt_The_survey_has_been_modified);
}
/*****************************************************************************/
/************************ Create groups of a survey **************************/
/*****************************************************************************/
static void Svy_CreateGrps (long SvyCod)
{
unsigned NumGrpSel;
/***** Create groups of the survey *****/
for (NumGrpSel = 0;
NumGrpSel < Gbl.Crs.Grps.LstGrpsSel.NumGrps;
NumGrpSel++)
Svy_DB_CreateGrp (SvyCod,Gbl.Crs.Grps.LstGrpsSel.GrpCods[NumGrpSel]);
}
/*****************************************************************************/
/************ Get and write the names of the groups of a survey **************/
/*****************************************************************************/
static void Svy_GetAndWriteNamesOfGrpsAssociatedToSvy (struct Svy_Survey *Svy)
{
extern const char *HidVis_GroupClass[HidVis_NUM_HIDDEN_VISIBLE];
extern const char *Txt_Group;
extern const char *Txt_Groups;
extern const char *Txt_and;
MYSQL_RES *mysql_res;
MYSQL_ROW row;
unsigned NumGrps;
unsigned NumGrp;
/***** Get groups associated to a survey from database *****/
NumGrps = Svy_DB_GetGrpNamesAssociatedToSvy (&mysql_res,Svy->SvyCod);
/***** Write heading *****/
HTM_DIV_Begin ("class=\"%s_%s\"",
HidVis_GroupClass[Svy->Status.HiddenOrVisible],
The_GetSuffix ());
HTM_TxtColonNBSP (NumGrps == 1 ? Txt_Group :
Txt_Groups);
/***** Write groups *****/
if (NumGrps) // Groups found...
{
/* Get and write the group types and names */
for (NumGrp = 0;
NumGrp < NumGrps;
NumGrp++)
{
/* Get next group */
row = mysql_fetch_row (mysql_res);
/* Write group type name and group name */
HTM_TxtF ("%s %s",row[0],row[1]);
if (NumGrps >= 2)
{
if (NumGrp == NumGrps - 2)
HTM_TxtF (" %s ",Txt_and);
if (NumGrps >= 3)
if (NumGrp < NumGrps - 2)
HTM_Txt (", ");
}
}
}
else
Grp_WriteTheWholeCourse ();
HTM_DIV_End ();
/***** Free structure that stores the query result *****/
DB_FreeMySQLResult (&mysql_res);
}
/*****************************************************************************/
/************* Remove all surveys in a place on the hierarchy **************/
/************* (country, institution, center, degree or course) **************/
/*****************************************************************************/
void Svy_RemoveSurveys (Hie_Level_t Level,long HieCod)
{
/***** Remove all users in surveys *****/
Svy_DB_RemoveUsrsWhoHaveAnsweredSvysIn (Level,HieCod);
/***** Remove all answers and comments in surveys *****/
Svy_DB_RemoveAnswersSvysIn (Level,HieCod);
Svy_DB_RemoveCommentsSvysIn (Level,HieCod);
/***** Remove all questions in surveys *****/
Svy_DB_RemoveQstsSvysIn (Level,HieCod);
/***** Remove all groups *****/
Svy_DB_RemoveGrpsSvysIn (Level,HieCod);
/***** Remove all surveys *****/
Svy_DB_RemoveSvysIn (Level,HieCod);
}
/*****************************************************************************/
/*********** Put a form to edit/create a question in survey *****************/
/*****************************************************************************/
void Svy_ReqEditQuestion (void)
{
struct Svy_Surveys Surveys;
struct Svy_Question SvyQst;
char Stem[Cns_MAX_BYTES_TEXT + 1];
/***** Reset surveys *****/
Svy_ResetSurveys (&Surveys);
/***** Initialize question to zero *****/
Svy_InitQst (&SvyQst);
/***** Initialize text to empty string *****/
Stem[0] = '\0';
/***** Get survey code *****/
Surveys.Svy.SvyCod = ParCod_GetAndCheckPar (ParCod_Svy);
/* Get the question code */
SvyQst.QstCod = ParCod_GetPar (ParCod_Qst);
/***** Get other parameters *****/
Surveys.SelectedOrder = Svy_GetParSvyOrder ();
Grp_GetParWhichGroups ();
Surveys.CurrentPage = Pag_GetParPagNum (Pag_SURVEYS);
/***** Show form to create a new question in this survey *****/
Svy_ShowFormEditOneQst (&Surveys,&SvyQst,Stem);
/***** Show current survey *****/
Svy_ShowOneSurvey (&Surveys,true);
}
/*****************************************************************************/
/******************* Show form to edit one survey question *******************/
/*****************************************************************************/
static void Svy_ShowFormEditOneQst (struct Svy_Surveys *Surveys,
struct Svy_Question *SvyQst,
char Stem[Cns_MAX_BYTES_TEXT + 1])
{
extern const char *Hlp_ANALYTICS_Surveys_questions;
extern const char *Txt_Question;
extern const char *Txt_Wording;
extern const char *Txt_Type;
extern const char *Txt_SURVEY_STR_ANSWER_TYPES[Svy_NUM_ANS_TYPES];
extern const char *Txt_Options;
extern const char *Txt_Comments;
extern const char *Txt_Comments_allowed;
extern const char *Txt_Save_changes;
extern const char *Txt_Create;
MYSQL_RES *mysql_res;
MYSQL_ROW row;
unsigned NumAns;
unsigned NumAnswers = 0;
char *Title;
Svy_AnswerType_t AnsType;
bool NewQuestion = (SvyQst->QstCod <= 0);
Cns_Checked_t Checked;
if (Gbl.Action.Act == ActEdiOneSvyQst) // If no receiving the question, but editing a new or existing question
if (!NewQuestion)
{
/***** Get question data from database *****/
if (Svy_DB_GetQstDataByCod (&mysql_res,SvyQst->QstCod,Surveys->Svy.SvyCod))
Svy_GetQstDataFromRow (mysql_res,SvyQst,Stem);
else
Err_WrongQuestionExit ();
/* Free structure that stores the query result */
DB_FreeMySQLResult (&mysql_res);
/***** Get the answers from the database *****/
NumAnswers = Svy_DB_GetAnswersQst (&mysql_res,SvyQst->QstCod); // Result: AnsInd,NumUsrs,Answer
for (NumAns = 0;
NumAns < NumAnswers;
NumAns++)
{
row = mysql_fetch_row (mysql_res);
if (NumAnswers > Svy_MAX_ANSWERS_PER_QUESTION)
Err_WrongAnswerExit ();
if (!Svy_AllocateTextChoiceAnswer (SvyQst,NumAns))
/* Abort on error */
Ale_ShowAlertsAndExit ();
Str_Copy (SvyQst->AnsChoice[NumAns].Text,row[2],Svy_MAX_BYTES_ANSWER);
}
/* Free structure that stores the query result */
DB_FreeMySQLResult (&mysql_res);
}
/***** Begin box *****/
if (NewQuestion)
Box_BoxBegin (Txt_Question,NULL,NULL,
Hlp_ANALYTICS_Surveys_questions,Box_NOT_CLOSABLE);
else
{
/* Parameters for contextual icon */
Surveys->QstCod = SvyQst->QstCod;
if (asprintf (&Title,"%s %u",Txt_Question,SvyQst->QstInd + 1) < 0) // Question index may be 0, 1, 2, 3,...
Err_NotEnoughMemoryExit ();
Box_BoxBegin (Title,Svy_PutIconToRemoveOneQst,Surveys,
NULL,Box_NOT_CLOSABLE);
free (Title);
}
/***** Begin form *****/
Frm_BeginForm (NewQuestion ? ActNewSvyQst :
ActChgSvyQst);
ParCod_PutPar (ParCod_Svy,Surveys->Svy.SvyCod);
ParCod_PutPar (ParCod_Qst,SvyQst->QstCod);
/***** Begin table *****/
HTM_TABLE_BeginWidePadding (2);
/***** Stem *****/
HTM_TR_Begin (NULL);
/* Label */
Frm_LabelColumn ("RT","Txt",Txt_Wording);
/* Data */
HTM_TD_Begin ("class=\"LT\"");
HTM_TEXTAREA_Begin ("id=\"Txt\" name=\"Txt\""
" cols=\"60\" rows=\"4\""
" class=\"INPUT_%s\"",
The_GetSuffix ());
HTM_Txt (Stem);
HTM_TEXTAREA_End ();
HTM_TD_End ();
HTM_TR_End ();
/***** Type of answer *****/
HTM_TR_Begin (NULL);
HTM_TD_TxtColon (Txt_Type);
HTM_TD_Begin ("class=\"LT FORM_IN_%s\"",The_GetSuffix ());
for (AnsType = (Svy_AnswerType_t) 0;
AnsType <= (Svy_AnswerType_t) (Svy_NUM_ANS_TYPES - 1);
AnsType++)
{
HTM_LABEL_Begin (NULL);
Checked = (AnsType == SvyQst->AnswerType) ? Cns_CHECKED :
Cns_UNCHECKED;
HTM_INPUT_RADIO ("AnswerType",Checked,
HTM_DONT_SUBMIT_ON_CLICK,
"value=\"%u\"",(unsigned) AnsType);
HTM_Txt (Txt_SURVEY_STR_ANSWER_TYPES[AnsType]);
HTM_LABEL_End ();
HTM_BR ();
}
HTM_TD_End ();
HTM_TR_End ();
/***** Answers *****/
HTM_TR_Begin (NULL);
HTM_TD_TxtColon (Txt_Options);
HTM_TD_Begin ("class=\"LT\"");
/* Unique or multiple choice answers */
HTM_TABLE_BeginPadding (2);
for (NumAns = 0;
NumAns < Svy_MAX_ANSWERS_PER_QUESTION;
NumAns++)
{
HTM_TR_Begin (NULL);
/* Label with the number of the answer */
HTM_TD_Begin ("class=\"RT\"");
HTM_LABEL_Begin ("for=\"AnsStr%u\" class=\"FORM_IN_%s\"",
NumAns,The_GetSuffix ());
HTM_TxtF ("%u)",NumAns + 1);
HTM_LABEL_End ();
HTM_TD_End ();
/* Answer text */
HTM_TD_Begin ("class=\"RT\"");
HTM_TEXTAREA_Begin ("id=\"AnsStr%u\" name=\"AnsStr%u\" cols=\"50\" rows=\"1\"",
NumAns,NumAns);
if (SvyQst->AnsChoice[NumAns].Text)
HTM_Txt (SvyQst->AnsChoice[NumAns].Text);
HTM_TEXTAREA_End ();
HTM_TD_End ();
HTM_TR_End ();
}
HTM_TABLE_End ();
HTM_TD_End ();
HTM_TR_End ();
/***** Comments allowed? *****/
HTM_TR_Begin (NULL);
HTM_TD_TxtColon (Txt_Comments);
HTM_TD_Begin ("class=\"LT FORM_IN_%s\"",The_GetSuffix ());
HTM_LABEL_Begin (NULL);
Checked = SvyQst->CommentsAllowed ? Cns_CHECKED :
Cns_UNCHECKED;
HTM_INPUT_CHECKBOX ("Comment",Checked,
HTM_DONT_SUBMIT_ON_CHANGE,
"value=\"Y\"");
HTM_Txt (Txt_Comments_allowed);
HTM_LABEL_End ();
HTM_TD_End ();
HTM_TR_End ();
/***** End table *****/
HTM_TABLE_End ();
/***** Send button *****/
if (NewQuestion) // If the question already has assigned a code
Btn_PutCreateButton (Txt_Create);
else
Btn_PutConfirmButton (Txt_Save_changes);
/***** End form *****/
Frm_EndForm ();
/***** End box *****/
Box_BoxEnd ();
/***** Free memory for answers *****/
Svy_FreeTextChoiceAnswers (SvyQst,NumAnswers);
}
/*****************************************************************************/
/********************* Initialize a new question to zero *********************/
/*****************************************************************************/
static void Svy_InitQst (struct Svy_Question *SvyQst)
{
unsigned NumAns;
SvyQst->QstCod = -1L;
SvyQst->QstInd = 0;
SvyQst->AnswerType = Svy_ANS_UNIQUE_CHOICE;
for (NumAns = 0;
NumAns < Svy_MAX_ANSWERS_PER_QUESTION;
NumAns++)
SvyQst->AnsChoice[NumAns].Text = NULL;
SvyQst->CommentsAllowed = false;
}
/*****************************************************************************/
/******************* Allocate memory for a choice answer *********************/
/*****************************************************************************/
static bool Svy_AllocateTextChoiceAnswer (struct Svy_Question *SvyQst,
unsigned NumAns)
{
Svy_FreeTextChoiceAnswer (SvyQst,NumAns);
if ((SvyQst->AnsChoice[NumAns].Text = malloc (Svy_MAX_BYTES_ANSWER + 1)) == NULL)
{
Ale_CreateAlert (Ale_ERROR,NULL,
"Not enough memory to store answer.");
return false;
}
SvyQst->AnsChoice[NumAns].Text[0] = '\0';
return true;
}
/*****************************************************************************/
/******************** Free memory of all choice answers **********************/
/*****************************************************************************/
static void Svy_FreeTextChoiceAnswers (struct Svy_Question *SvyQst,unsigned NumAnswers)
{
unsigned NumAns;
for (NumAns = 0;
NumAns < NumAnswers;
NumAns++)
Svy_FreeTextChoiceAnswer (SvyQst,NumAns);
}
/*****************************************************************************/
/********************** Free memory of a choice answer ***********************/
/*****************************************************************************/
static void Svy_FreeTextChoiceAnswer (struct Svy_Question *SvyQst,unsigned NumAns)
{
if (SvyQst->AnsChoice[NumAns].Text)
{
free (SvyQst->AnsChoice[NumAns].Text);
SvyQst->AnsChoice[NumAns].Text = NULL;
}
}
/*****************************************************************************/
/*********************** Receive a question of a survey **********************/
/*****************************************************************************/
void Svy_ReceiveQst (void)
{
extern const char *Txt_You_must_type_the_question_stem;
extern const char *Txt_You_can_not_leave_empty_intermediate_answers;
extern const char *Txt_The_survey_has_been_modified;
struct Svy_Surveys Surveys;
struct Svy_Question SvyQst;
char Stem[Cns_MAX_BYTES_TEXT + 1];
unsigned NumAns;
char AnsStr[8 + 10 + 1];
bool ThereIsEndOfAnswers;
bool Error = false;
/***** Reset surveys *****/
Svy_ResetSurveys (&Surveys);
/***** Initialize question to zero *****/
Svy_InitQst (&SvyQst);
/***** Get parameters from form *****/
/* Get survey code */
Surveys.Svy.SvyCod = ParCod_GetAndCheckPar (ParCod_Svy);
/* Get question code */
SvyQst.QstCod = ParCod_GetPar (ParCod_Qst);
/* Get answer type */
SvyQst.AnswerType = (Svy_AnswerType_t)
Par_GetParUnsignedLong ("AnswerType",
0,
Svy_NUM_ANS_TYPES - 1,
(unsigned long) Svy_ANSWER_TYPE_DEFAULT);
/* Get question text */
Par_GetParHTML ("Txt",Stem,Cns_MAX_BYTES_TEXT);
/* Get the texts of the answers */
for (NumAns = 0;
NumAns < Svy_MAX_ANSWERS_PER_QUESTION;
NumAns++)
{
if (!Svy_AllocateTextChoiceAnswer (&SvyQst,NumAns))
/* Abort on error */
Ale_ShowAlertsAndExit ();
snprintf (AnsStr,sizeof (AnsStr),"AnsStr%u",NumAns);
Par_GetParHTML (AnsStr,SvyQst.AnsChoice[NumAns].Text,Svy_MAX_BYTES_ANSWER);
}
/* Get if comments are allowed */
SvyQst.CommentsAllowed = Par_GetParBool ("Comment");
/***** Make sure that stem is not empty *****/
if (Stem[0])
{
for (NumAns = 0, ThereIsEndOfAnswers = false;
!Error && NumAns < Svy_MAX_ANSWERS_PER_QUESTION;
NumAns++)
if (SvyQst.AnsChoice[NumAns].Text[0])
{
if (ThereIsEndOfAnswers)
{
Ale_ShowAlert (Ale_WARNING,Txt_You_can_not_leave_empty_intermediate_answers);
Error = true;
}
}
else
ThereIsEndOfAnswers = true;
}
else
{
Ale_ShowAlert (Ale_WARNING,Txt_You_must_type_the_question_stem);
Error = true;
}
if (Error)
Svy_ShowFormEditOneQst (&Surveys,&SvyQst,Stem);
else
{
/***** Form is received OK ==> insert question and answer in the database *****/
if (SvyQst.QstCod < 0) // It's a new question
{
SvyQst.QstInd = Svy_GetNextQuestionIndexInSvy (Surveys.Svy.SvyCod);
SvyQst.QstCod = Svy_DB_CreateQuestion (Surveys.Svy.SvyCod,&SvyQst,Stem);
}
else // It's an existing question
/* Update question */
Svy_DB_UpdateQuestion (Surveys.Svy.SvyCod,&SvyQst,Stem);
/* Insert, update or delete answers in the answers table */
for (NumAns = 0;
NumAns < Svy_MAX_ANSWERS_PER_QUESTION;
NumAns++)
if (Svy_DB_CheckIfAnswerExists (SvyQst.QstCod,NumAns)) // If this answer exists...
{
if (SvyQst.AnsChoice[NumAns].Text[0]) // Answer is not empty
/* Update answer text */
Svy_DB_UpdateAnswerText (SvyQst.QstCod,NumAns,
SvyQst.AnsChoice[NumAns].Text);
else // Answer is empty
/* Delete answer from database */
Svy_DB_RemoveAnswerQst (SvyQst.QstCod,NumAns);
}
else // If this answer does not exist...
{
if (SvyQst.AnsChoice[NumAns].Text[0]) // Answer is not empty
/* Create answer into database */
Svy_DB_CreateAnswer (SvyQst.QstCod,NumAns,
SvyQst.AnsChoice[NumAns].Text);
}
/***** List the questions of this survey, including the new one just inserted into the database *****/
Ale_ShowAlert (Ale_SUCCESS,Txt_The_survey_has_been_modified);
}
/***** Free answers *****/
Svy_FreeTextChoiceAnswers (&SvyQst,Svy_MAX_ANSWERS_PER_QUESTION);
/***** Show current survey *****/
Svy_ShowOneSurvey (&Surveys,true);
}
/*****************************************************************************/
/******************* Get next question index in a survey *********************/
/*****************************************************************************/
static unsigned Svy_GetNextQuestionIndexInSvy (long SvyCod)
{
MYSQL_RES *mysql_res;
MYSQL_ROW row;
unsigned QstInd = 0;
/***** Get last question index *****/
if (Svy_DB_GetLastQstInd (&mysql_res,SvyCod))
{
row = mysql_fetch_row (mysql_res);
if (row[0]) // There are questions
{
if (sscanf (row[0],"%u",&QstInd) != 1)
Err_WrongQuestionIndexExit ();
QstInd++;
}
}
/***** Free structure that stores the query result *****/
DB_FreeMySQLResult (&mysql_res);
return QstInd;
}
/*****************************************************************************/
/************************ List the questions of a survey *********************/
/*****************************************************************************/
static void Svy_ListSvyQuestions (struct Svy_Surveys *Surveys)
{
extern const char *Hlp_ANALYTICS_Surveys_questions;
extern const char *Txt_Questions;
extern const char *Txt_No_INDEX;
extern const char *Txt_Type;
extern const char *Txt_Question;
extern const char *Txt_SURVEY_STR_ANSWER_TYPES[Svy_NUM_ANS_TYPES];
extern const char *Txt_This_survey_has_no_questions;
extern const char *Txt_Done;
MYSQL_RES *mysql_res;
unsigned NumQsts;
unsigned NumQst;
struct Svy_Question SvyQst;
char Stem[Cns_MAX_BYTES_TEXT + 1];
bool Editing = (Gbl.Action.Act == ActEdiOneSvy ||
Gbl.Action.Act == ActEdiOneSvyQst ||
Gbl.Action.Act == ActNewSvyQst ||
Gbl.Action.Act == ActChgSvyQst);
Frm_PutForm_t PutFormAnswerSurvey = (Surveys->Svy.Status.ICanAnswer == Usr_CAN &&
!Editing) ? Frm_PUT_FORM :
Frm_DONT_PUT_FORM;
/***** Begin box *****/
Box_BoxBegin (Txt_Questions,
(Surveys->Svy.Status.ICanEdit == Usr_CAN) ? Svy_PutIconToAddNewQuestion :
NULL,
(Surveys->Svy.Status.ICanEdit == Usr_CAN) ? Surveys :
NULL,
Hlp_ANALYTICS_Surveys_questions,Box_NOT_CLOSABLE);
/***** Get data of questions from database *****/
if ((NumQsts = Svy_DB_GetSurveyQsts (&mysql_res,Surveys->Svy.SvyCod)))
{
if (PutFormAnswerSurvey == Frm_PUT_FORM)
{
/***** Begin form to send answers to survey *****/
Frm_BeginForm (ActAnsSvy);
ParCod_PutPar (ParCod_Svy,Surveys->Svy.SvyCod);
}
/***** Write the heading *****/
HTM_TABLE_Begin ("TBL_SCROLL");
HTM_TR_Begin (NULL);
if (Surveys->Svy.Status.ICanEdit == Usr_CAN)
HTM_TH_Empty (1);
HTM_TH (Txt_No_INDEX,HTM_HEAD_CENTER);
HTM_TH (Txt_Type ,HTM_HEAD_CENTER);
HTM_TH (Txt_Question,HTM_HEAD_LEFT );
HTM_TR_End ();
/***** Write questions one by one *****/
for (NumQst = 0, The_ResetRowColor ();
NumQst < NumQsts;
NumQst++, The_ChangeRowColor ())
{
/* Initialize question to zero */
Svy_InitQst (&SvyQst);
/* Get question data from row */
Svy_GetQstDataFromRow (mysql_res,&SvyQst,Stem);
HTM_TR_Begin (NULL);
if (Surveys->Svy.Status.ICanEdit == Usr_CAN)
{
HTM_TD_Begin ("class=\"BT %s\"",The_GetColorRows ());
/* Initialize context */
Surveys->QstCod = SvyQst.QstCod;
/* Write icon to remove the question */
Ico_PutContextualIconToRemove (ActReqRemSvyQst,NULL,
Svy_PutParsToEditQuestion,Surveys);
/* Write icon to edit the question */
Ico_PutContextualIconToEdit (ActEdiOneSvyQst,NULL,
Svy_PutParsToEditQuestion,Surveys);
HTM_TD_End ();
}
/* Write index of question inside survey */
HTM_TD_Begin ("class=\"CT DAT_SMALL_%s %s\"",
The_GetSuffix (),
The_GetColorRows ());
HTM_Unsigned (SvyQst.QstInd + 1);
HTM_TD_End ();
/* Write the question type (row[2]) */
HTM_TD_Begin ("class=\"CT DAT_SMALL_%s %s\"",
The_GetSuffix (),
The_GetColorRows ());
HTM_Txt (Txt_SURVEY_STR_ANSWER_TYPES[SvyQst.AnswerType]);
HTM_TD_End ();
/* Write the stem and the answers of this question */
HTM_TD_Begin ("class=\"LT DAT_%s %s\"",
The_GetSuffix (),
The_GetColorRows ());
Svy_WriteQstStem (Stem);
Svy_WriteAnswersOfAQst (&Surveys->Svy,&SvyQst,
PutFormAnswerSurvey);
if (SvyQst.CommentsAllowed)
Svy_WriteCommentsOfAQst (&Surveys->Svy,&SvyQst,
PutFormAnswerSurvey);
HTM_TD_End ();
HTM_TR_End ();
}
HTM_TABLE_End ();
if (PutFormAnswerSurvey == Frm_PUT_FORM)
{
/***** Button to create/modify survey *****/
Btn_PutConfirmButton (Txt_Done);
/***** End form *****/
Frm_EndForm ();
}
}
else // This survey has no questions
Ale_ShowAlert (Ale_INFO,Txt_This_survey_has_no_questions);
/***** Free structure that stores the query result *****/
DB_FreeMySQLResult (&mysql_res);
/***** End box *****/
Box_BoxEnd ();
}
/*****************************************************************************/
/************************* Get question data from row ************************/
/*****************************************************************************/
static void Svy_GetQstDataFromRow (MYSQL_RES *mysql_res,
struct Svy_Question *SvyQst,
char Stem[Cns_MAX_BYTES_TEXT + 1])
{
MYSQL_ROW row;
/***** Get next row from result *****/
row = mysql_fetch_row (mysql_res);
/***** Get the code of the question (row[0]) *****/
if (sscanf (row[0],"%ld",&(SvyQst->QstCod)) != 1)
Err_WrongQuestionExit ();
/***** Get the index of the question inside the survey (row[1]) *****/
SvyQst->QstInd = Str_ConvertStrToUnsigned (row[1]);
/***** Get the answer type (row[2]) *****/
SvyQst->AnswerType = Svy_DB_ConvertFromStrAnsTypDBToAnsTyp (row[2]);
/***** Get whether the comments are allowed (row[3]) *****/
SvyQst->CommentsAllowed = (row[3][0] == 'Y');
/***** Get the stem of the question from the database (row[4]) *****/
Str_Copy (Stem,row[4],Cns_MAX_BYTES_TEXT);
}
/*****************************************************************************/
/******************** Put parameters to edit a question **********************/
/*****************************************************************************/
static void Svy_PutParsToEditQuestion (void *Surveys)
{
if (Surveys)
{
ParCod_PutPar (ParCod_Svy,((struct Svy_Surveys *) Surveys)->Svy.SvyCod);
ParCod_PutPar (ParCod_Qst,((struct Svy_Surveys *) Surveys)->QstCod);
}
}
/*****************************************************************************/
/***************** Put icon to add a new question to survey ******************/
/*****************************************************************************/
static void Svy_PutIconToAddNewQuestion (void *Surveys)
{
Ico_PutContextualIconToAdd (ActEdiOneSvyQst,NULL,Svy_PutPars,Surveys);
}
/*****************************************************************************/
/****************** Write the heading of a survey question *******************/
/*****************************************************************************/
static void Svy_WriteQstStem (const char *Stem)
{
char *HeadingRigorousHTML;
size_t Length;
/* Convert the stem, that is in HTML, to rigorous HTML */
Length = strlen (Stem) * Str_MAX_BYTES_PER_CHAR;
if ((HeadingRigorousHTML = malloc (Length + 1)) == NULL)
Err_NotEnoughMemoryExit ();
Str_Copy (HeadingRigorousHTML,Stem,Length);
Str_ChangeFormat (Str_FROM_HTML,Str_TO_RIGOROUS_HTML,
HeadingRigorousHTML,Length,Str_DONT_REMOVE_SPACES);
/* Write the stem */
HTM_Txt (HeadingRigorousHTML);
/* Free memory allocated for the stem */
free (HeadingRigorousHTML);
}
/*****************************************************************************/
/************** Get and write the answers of a survey question ***************/
/*****************************************************************************/
static void Svy_WriteAnswersOfAQst (struct Svy_Survey *Svy,
struct Svy_Question *SvyQst,
Frm_PutForm_t PutFormAnswerSurvey)
{
unsigned NumAnswers;
unsigned NumAns;
MYSQL_RES *mysql_res;
MYSQL_ROW row;
unsigned NumUsrsThisAnswer;
char StrAns[32];
/***** Get answers of this question *****/
NumAnswers = Svy_DB_GetAnswersQst (&mysql_res,SvyQst->QstCod); // Result: AnsInd,NumUsrs,Answer
/***** Write the answers *****/
if (NumAnswers)
{
/* Check number of answers */
if (NumAnswers > Svy_MAX_ANSWERS_PER_QUESTION)
Err_WrongAnswerExit ();
/* Write one row for each answer */
HTM_TABLE_BeginPadding (5);
for (NumAns = 0;
NumAns < NumAnswers;
NumAns++)
{
row = mysql_fetch_row (mysql_res);
/* Get number of users who have marked this answer (row[1]) */
if (sscanf (row[1],"%u",&NumUsrsThisAnswer) != 1)
Err_ShowErrorAndExit ("Error when getting number of users who have marked an answer.");
/* Convert the answer (row[2]), that is in HTML, to rigorous HTML */
if (!Svy_AllocateTextChoiceAnswer (SvyQst,NumAns))
/* Abort on error */
Ale_ShowAlertsAndExit ();
Str_Copy (SvyQst->AnsChoice[NumAns].Text,row[2],Svy_MAX_BYTES_ANSWER);
Str_ChangeFormat (Str_FROM_HTML,Str_TO_RIGOROUS_HTML,
SvyQst->AnsChoice[NumAns].Text,Svy_MAX_BYTES_ANSWER,
Str_DONT_REMOVE_SPACES);
/* Selectors and label with the letter of the answer */
HTM_TR_Begin (NULL);
if (PutFormAnswerSurvey == Frm_PUT_FORM)
{
/* Write selector to choice this answer */
HTM_TD_Begin ("class=\"LT\"");
snprintf (StrAns,sizeof (StrAns),"Ans%010u",
(unsigned) SvyQst->QstCod);
switch (SvyQst->AnswerType)
{
case Svy_ANS_UNIQUE_CHOICE:
HTM_INPUT_RADIO (StrAns,Cns_UNCHECKED,
HTM_DONT_SUBMIT_ON_CLICK,
"id=\"Ans%010u_%u\" value=\"%u\""
" onclick=\"selectUnselectRadio(this,this.form.Ans%010u,%u)\"",
(unsigned) SvyQst->QstCod,NumAns,
NumAns,
(unsigned) SvyQst->QstCod,NumAnswers);
break;
case Svy_ANS_MULTIPLE_CHOICE:
HTM_INPUT_CHECKBOX (StrAns,Cns_UNCHECKED,
HTM_DONT_SUBMIT_ON_CHANGE,
"id=\"Ans%010u_%u\" value=\"%u\"",
(unsigned) SvyQst->QstCod,NumAns,
NumAns);
break;
default:
break;
}
HTM_TD_End ();
}
/* Write the number of option */
HTM_TD_Begin ("class=\"SVY_OPT LT\"");
HTM_LABEL_Begin ("for=\"Ans%010u_%u\" class=\"DAT_%s\"",
(unsigned) SvyQst->QstCod,NumAns,
The_GetSuffix ());
HTM_TxtF ("%u)",NumAns + 1);
HTM_LABEL_End ();
HTM_TD_End ();
/* Write the text of the answer */
HTM_TD_Begin ("class=\"LT\"");
HTM_LABEL_Begin ("for=\"Ans%010u_%u\" class=\"DAT_%s\"",
(unsigned) SvyQst->QstCod,NumAns,
The_GetSuffix ());
HTM_Txt (SvyQst->AnsChoice[NumAns].Text);
HTM_LABEL_End ();
HTM_TD_End ();
/* Show stats of this answer */
if (Svy->Status.ICanViewResults == Usr_CAN)
Svy_DrawBarNumUsrs (NumUsrsThisAnswer,Svy->NumUsrs);
HTM_TR_End ();
/* Free memory allocated for the answer */
Svy_FreeTextChoiceAnswer (SvyQst,NumAns);
}
HTM_TABLE_End ();
}
else
HTM_BR ();
/***** Free structure that stores the query result *****/
DB_FreeMySQLResult (&mysql_res);
}
/*****************************************************************************/
/************** Get and write the answers of a survey question ***************/
/*****************************************************************************/
static void Svy_WriteCommentsOfAQst (struct Svy_Survey *Svy,
struct Svy_Question *SvyQst,
Frm_PutForm_t PutFormAnswerSurvey)
{
extern const char *Txt_Comments;
unsigned NumComments;
unsigned NumCom;
MYSQL_RES *mysql_res;
MYSQL_ROW row;
switch (PutFormAnswerSurvey)
{
case Frm_DONT_PUT_FORM:
if (Svy->Status.ICanViewComments == Usr_CAN)
{
HTM_DL_Begin ();
HTM_DT_Begin ();
HTM_TxtColon (Txt_Comments);
HTM_DT_End ();
HTM_DD_Begin ();
/***** Get comments of this question *****/
NumComments = Svy_DB_GetCommentsQst (&mysql_res,SvyQst->QstCod);
/***** Write the answers *****/
if (NumComments)
{
HTM_OL_Begin ();
/* Write one row for each user who has commented */
for (NumCom = 0;
NumCom < NumComments;
NumCom++)
{
row = mysql_fetch_row (mysql_res);
HTM_LI_Begin (NULL);
HTM_Txt (row[0]);
HTM_LI_End ();
}
HTM_OL_End ();
}
/***** Free structure that stores the query result *****/
DB_FreeMySQLResult (&mysql_res);
HTM_DD_End ();
HTM_DL_End ();
}
break;
case Frm_PUT_FORM:
HTM_TEXTAREA_Begin ("name=\"Com%010u\""
" cols=\"60\" rows=\"4\""
" class=\"INPUT_%s\""
" placeholder=\"%s…\"",
(unsigned) SvyQst->QstCod,
The_GetSuffix (),
Txt_Comments);
HTM_TEXTAREA_End ();
break;
}
}
/*****************************************************************************/
/***************** Draw a bar with the percentage of answers *****************/
/*****************************************************************************/
#define Svy_MAX_BAR_WIDTH 125
static void Svy_DrawBarNumUsrs (unsigned NumUsrs,unsigned MaxUsrs)
{
extern const char *Txt_of_PART_OF_A_TOTAL;
unsigned BarWidth = 0;
char *Title;
/***** Build string with the number of users *****/
if (MaxUsrs)
{
if (asprintf (&Title,"%u (%u%% %s %u)",
NumUsrs,
(unsigned) ((((double) NumUsrs * 100.0) / (double) MaxUsrs) + 0.5),
Txt_of_PART_OF_A_TOTAL,MaxUsrs) < 0)
Err_NotEnoughMemoryExit ();
}
else
{
if (asprintf (&Title,"0 (0%% %s %u)",
Txt_of_PART_OF_A_TOTAL,MaxUsrs) < 0)
Err_NotEnoughMemoryExit ();
}
HTM_TD_Begin ("class=\"LT DAT_%s\" style=\"width:%upx;\"",
The_GetSuffix (),Svy_MAX_BAR_WIDTH + 125);
/***** Draw bar with a with proportional to the number of clicks *****/
if (NumUsrs && MaxUsrs)
BarWidth = (unsigned) ((((double) NumUsrs * (double) Svy_MAX_BAR_WIDTH) /
(double) MaxUsrs) + 0.5);
if (BarWidth < 2)
BarWidth = 2;
HTM_IMG (Cfg_URL_ICON_PUBLIC,"o1x1.png",Title,
"class=\"LT\" style=\"width:%upx; height:20px;\"",BarWidth);
/***** Write the number of users *****/
HTM_NBSPTxt (Title);
/***** Free string with the number of users *****/
free (Title);
HTM_TD_End ();
}
/*****************************************************************************/
/********************* Put icon to remove one question ***********************/
/*****************************************************************************/
static void Svy_PutIconToRemoveOneQst (void *Surveys)
{
Ico_PutContextualIconToRemove (ActReqRemSvyQst,NULL,
Svy_PutParsRemoveOneQst,Surveys);
}
/*****************************************************************************/
/****************** Put parameter to remove one question *********************/
/*****************************************************************************/
static void Svy_PutParsRemoveOneQst (void *Surveys)
{
if (Surveys)
{
ParCod_PutPar (ParCod_Svy,((struct Svy_Surveys *) Surveys)->Svy.SvyCod);
ParCod_PutPar (ParCod_Qst,((struct Svy_Surveys *) Surveys)->QstCod);
}
}
/*****************************************************************************/
/********************** Request the removal of a question ********************/
/*****************************************************************************/
void Svy_ReqRemQst (void)
{
extern const char *Txt_Do_you_really_want_to_remove_the_question_X;
struct Svy_Surveys Surveys;
struct Svy_Question SvyQst;
char StrQstInd[Cns_MAX_DECIMAL_DIGITS_UINT + 1];
/***** Reset surveys *****/
Svy_ResetSurveys (&Surveys);
/***** Initialize question to zero *****/
Svy_InitQst (&SvyQst);
/***** Get parameters from form *****/
/* Get survey code */
Surveys.Svy.SvyCod = ParCod_GetAndCheckPar (ParCod_Svy);
/* Get question code */
SvyQst.QstCod = ParCod_GetAndCheckPar (ParCod_Qst);
/* Get question index */
SvyQst.QstInd = Svy_DB_GetQstIndFromQstCod (SvyQst.QstCod);
/***** Show question and button to remove question *****/
Surveys.QstCod = SvyQst.QstCod;
sprintf (StrQstInd,"%u",SvyQst.QstInd + 1);
Ale_ShowAlertRemove (ActRemSvyQst,NULL,
Svy_PutParsRemoveOneQst,&Surveys,
Txt_Do_you_really_want_to_remove_the_question_X,
StrQstInd);
/***** Show current survey *****/
Svy_ShowOneSurvey (&Surveys,true);
}
/*****************************************************************************/
/****************************** Remove a question ****************************/
/*****************************************************************************/
void Svy_RemoveQst (void)
{
extern const char *Txt_Question_removed;
struct Svy_Surveys Surveys;
struct Svy_Question SvyQst;
/***** Reset surveys *****/
Svy_ResetSurveys (&Surveys);
/***** Initialize question to zero *****/
Svy_InitQst (&SvyQst);
/***** Get parameters from form *****/
/* Get survey code */
Surveys.Svy.SvyCod = ParCod_GetAndCheckPar (ParCod_Svy);
/* Get question code */
SvyQst.QstCod = ParCod_GetAndCheckPar (ParCod_Qst);
/* Get question index */
SvyQst.QstInd = Svy_DB_GetQstIndFromQstCod (SvyQst.QstCod);
/***** Remove the question from all tables *****/
/* Remove answers and comments from this survey question */
Svy_DB_RemoveAnswersQst (SvyQst.QstCod);
Svy_DB_RemoveCommentsQst (SvyQst.QstCod);
/* Remove the question itself */
Svy_DB_RemoveQst (SvyQst.QstCod);
/* Change index of questions greater than this */
Svy_DB_ChangeIndexesQsts (Surveys.Svy.SvyCod,SvyQst.QstInd);
/***** Write message *****/
Ale_ShowAlert (Ale_SUCCESS,Txt_Question_removed);
/***** Show current survey *****/
Svy_ShowOneSurvey (&Surveys,true);
}
/*****************************************************************************/
/************************ Receive answers of a survey ************************/
/*****************************************************************************/
void Svy_ReceiveSurveyAnswers (void)
{
extern const char *Txt_You_already_answered_this_survey_before;
extern const char *Txt_Thanks_for_answering_the_survey;
struct Svy_Surveys Surveys;
/***** Reset surveys *****/
Svy_ResetSurveys (&Surveys);
/***** Get survey code *****/
Surveys.Svy.SvyCod = ParCod_GetAndCheckPar (ParCod_Svy);
/***** Get data of the survey from database *****/
Svy_GetSurveyDataByCod (&Surveys.Svy);
/***** Check if I have no answered this survey formerly *****/
if (Surveys.Svy.Status.IHaveAnswered)
Ale_ShowAlert (Ale_WARNING,Txt_You_already_answered_this_survey_before);
else
{
/***** Receive and store user's answers *****/
Svy_ReceiveAndStoreUserAnswersToASurvey (Surveys.Svy.SvyCod);
Ale_ShowAlert (Ale_SUCCESS,Txt_Thanks_for_answering_the_survey);
}
/***** Show current survey *****/
Svy_ShowOneSurvey (&Surveys,true);
}
/*****************************************************************************/
/**************** Get and store user's answers to a survey *******************/
/*****************************************************************************/
static void Svy_ReceiveAndStoreUserAnswersToASurvey (long SvyCod)
{
MYSQL_RES *mysql_res;
unsigned NumQst;
unsigned NumQsts;
long QstCod;
char ParName[3 + 10 + 6 + 1];
char StrAnswersIndexes[Svy_MAX_ANSWERS_PER_QUESTION * (Cns_MAX_DECIMAL_DIGITS_UINT + 1)];
const char *Ptr;
char UnsignedStr[Cns_MAX_DECIMAL_DIGITS_UINT + 1];
unsigned AnsInd;
char Comments[Cns_MAX_BYTES_TEXT + 1];
/***** Get questions of this survey from database *****/
if ((NumQsts = Svy_DB_GetSurveyQstsCodes (&mysql_res,SvyCod)))
{
// This survey has questions
/***** Get questions *****/
for (NumQst = 0;
NumQst < NumQsts;
NumQst++)
{
/* Get next question */
if ((QstCod = DB_GetNextCode (mysql_res)) <= 0)
Err_WrongQuestionExit ();
/* Get possible parameter with the user's answer */
snprintf (ParName,sizeof (ParName),"Ans%010u",(unsigned) QstCod);
Par_GetParMultiToText (ParName,StrAnswersIndexes,
Svy_MAX_ANSWERS_PER_QUESTION * (Cns_MAX_DECIMAL_DIGITS_UINT + 1));
Ptr = StrAnswersIndexes;
while (*Ptr)
{
Par_GetNextStrUntilSeparParMult (&Ptr,UnsignedStr,Cns_MAX_DECIMAL_DIGITS_UINT);
if (sscanf (UnsignedStr,"%u",&AnsInd) == 1)
// Parameter exists ==> user has checked this answer
// ==> store it in database
Svy_DB_IncreaseAnswer (QstCod,AnsInd);
}
/* Get possible parameter with the user's comment */
snprintf (ParName,sizeof (ParName),"Com%010u",(unsigned) QstCod);
Par_GetParAndChangeFormat (ParName,Comments,Cns_MAX_BYTES_TEXT,
Str_TO_RIGOROUS_HTML,Str_REMOVE_SPACES);
if (Comments[0])
Svy_DB_CreateComments (QstCod,Comments);
}
}
/***** Free structure that stores the query result *****/
DB_FreeMySQLResult (&mysql_res);
/***** Register that you have answered this survey *****/
Svy_DB_RegisterIHaveAnsweredSvy (SvyCod);
}
/*****************************************************************************/
/******************** Get number of surveys for courses **********************/
/*****************************************************************************/
// Returns the number of surveys for courses
// in this location (all the platform, current degree or current course)
unsigned Svy_GetNumCrsSurveys (Hie_Level_t Level,unsigned *NumNotif)
{
MYSQL_RES *mysql_res;
MYSQL_ROW row;
unsigned NumSurveys;
/***** Get number of surveys from database *****/
if (Svy_DB_GetNumCrsSurveys (&mysql_res,Level))
{
/***** Get number of surveys *****/
row = mysql_fetch_row (mysql_res);
if (sscanf (row[0],"%u",&NumSurveys) != 1)
Err_ShowErrorAndExit ("Error when getting number of surveys.");
/***** Get number of notifications by email *****/
if (row[1])
{
if (sscanf (row[1],"%u",NumNotif) != 1)
Err_ShowErrorAndExit ("Error when getting number of notifications of surveys.");
}
else
*NumNotif = 0;
}
else
NumSurveys = 0;
/***** Free structure that stores the query result *****/
DB_FreeMySQLResult (&mysql_res);
return NumSurveys;
}
/*****************************************************************************/
/***************************** Show stats of surveys *************************/
/*****************************************************************************/
void Svy_GetAndShowSurveysStats (void)
{
extern const char *Hlp_ANALYTICS_Figures_surveys;
extern const char *Txt_FIGURE_TYPES[Fig_NUM_FIGURES];
extern const char *Txt_Number_of_BR_surveys;
extern const char *Txt_Number_of_BR_courses_with_BR_surveys;
extern const char *Txt_Average_number_BR_of_surveys_BR_per_course;
extern const char *Txt_Average_number_BR_of_questions_BR_per_survey;
extern const char *Txt_Number_of_BR_notifications;
unsigned NumSurveys;
unsigned NumNotif;
unsigned NumCoursesWithSurveys;
double NumQstsPerSurvey;
/***** Get the number of surveys and the average number of questions per survey from this location *****/
if ((NumSurveys = Svy_GetNumCrsSurveys (Gbl.Scope.Current,&NumNotif)))
{
NumCoursesWithSurveys = Svy_DB_GetNumCrssWithCrsSurveys (Gbl.Scope.Current);
NumQstsPerSurvey = Svy_DB_GetNumQstsPerCrsSurvey (Gbl.Scope.Current);
}
else
{
NumCoursesWithSurveys = 0;
NumQstsPerSurvey = 0.0;
}
/***** Begin box and table *****/
Box_BoxTableBegin (Txt_FIGURE_TYPES[Fig_SURVEYS],NULL,NULL,
Hlp_ANALYTICS_Figures_surveys,Box_NOT_CLOSABLE,2);
/***** Write table heading *****/
HTM_TR_Begin (NULL);
HTM_TH (Txt_Number_of_BR_surveys ,HTM_HEAD_RIGHT);
HTM_TH (Txt_Number_of_BR_courses_with_BR_surveys ,HTM_HEAD_RIGHT);
HTM_TH (Txt_Average_number_BR_of_surveys_BR_per_course ,HTM_HEAD_RIGHT);
HTM_TH (Txt_Average_number_BR_of_questions_BR_per_survey,HTM_HEAD_RIGHT);
HTM_TH (Txt_Number_of_BR_notifications ,HTM_HEAD_RIGHT);
HTM_TR_End ();
/***** Write number of surveys *****/
HTM_TR_Begin (NULL);
HTM_TD_Unsigned (NumSurveys);
HTM_TD_Unsigned (NumCoursesWithSurveys);
HTM_TD_Ratio (NumSurveys,NumCoursesWithSurveys);
HTM_TD_Double2Decimals (NumQstsPerSurvey);
HTM_TD_Unsigned (NumNotif);
HTM_TR_End ();
/***** End table and box *****/
Box_BoxTableEnd ();
}