Version 20.90.1: Jun 09, 2021 Queries moved to module swad_duplicate_database.

This commit is contained in:
acanas 2021-06-09 19:59:00 +02:00
parent 9e1efb5b02
commit b9cd39c3a5
8 changed files with 353 additions and 232 deletions

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@ -41,7 +41,7 @@ OBJS = swad_account.o swad_account_database.o swad_action.o swad_agenda.o \
swad_cryptography.o \
swad_database.o swad_date.o swad_degree.o swad_degree_config.o \
swad_degree_database.o swad_degree_type.o swad_department.o \
swad_department_database.o swad_duplicate.o \
swad_department_database.o swad_duplicate.o swad_duplicate_database.o \
swad_enrolment.o swad_error.o swad_exam.o swad_exam_log.o \
swad_exam_print.o swad_exam_result.o swad_exam_session.o \
swad_exam_set.o \

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@ -36,7 +36,7 @@
#include "swad_calendar.h"
#include "swad_connected_database.h"
#include "swad_database.h"
#include "swad_duplicate.h"
#include "swad_duplicate_database.h"
#include "swad_enrolment.h"
#include "swad_error.h"
#include "swad_exam_print.h"

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@ -602,13 +602,15 @@ TODO: FIX BUG, URGENT! En las fechas como par
TODO: En las encuestas, que los estudiantes no puedan ver los resultados hasta que no finalice el plazo.
*/
#define Log_PLATFORM_VERSION "SWAD 20.89.1 (2021-06-05)"
#define Log_PLATFORM_VERSION "SWAD 20.90.1 (2021-06-09)"
#define CSS_FILE "swad20.45.css"
#define JS_FILE "swad20.69.1.js"
/*
TODO: Rename CENTRE to CENTER in help wiki.
TODO: Rename ASSESSMENT.Announcements to ASSESSMENT.Calls_for_exams
Version 20.90.1: Jun 09, 2021 Queries moved to module swad_duplicate_database. (312962 lines)
Version 20.90: Jun 05, 2021 New module swad_duplicate_database for database queries related to duplicate users. (? lines)
Version 20.89.1: Jun 05, 2021 Queries moved to module swad_department_database. (312869 lines)
Version 20.89: Jun 02, 2021 New module swad_department_database for database queries related to departments. (312824 lines)
Version 20.88.3: Jun 02, 2021 Queries moved to module swad_center_database. (312755 lines)

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@ -25,24 +25,10 @@
/********************************* Headers ***********************************/
/*****************************************************************************/
// #include <stdbool.h> // For boolean type
// #include <stddef.h> // For NULL
// #include <stdlib.h> // For calloc
// #include <string.h> // For string functions
// #include "swad_box.h"
// #include "swad_constant.h"
#include "swad_database.h"
#include "swad_department.h"
#include "swad_department_database.h"
// #include "swad_error.h"
// #include "swad_form.h"
#include "swad_global.h"
// #include "swad_HTML.h"
// #include "swad_institution.h"
// #include "swad_language.h"
// #include "swad_parameter.h"
// #include "swad_string.h"
/*****************************************************************************/
/************** External global variables from others modules ****************/

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@ -29,6 +29,7 @@
#include "swad_box.h"
#include "swad_database.h"
#include "swad_duplicate.h"
#include "swad_duplicate_database.h"
#include "swad_enrolment.h"
#include "swad_error.h"
#include "swad_form.h"
@ -67,8 +68,6 @@ extern struct Globals Gbl;
static void Dup_ListSimilarUsrs (void);
static bool Dup_CheckIfUsrIsDup (long UsrCod);
static void Dup_PutButtonToViewSimilarUsrs (const struct UsrData *UsrDat);
static void Dup_PutButtonToEliminateUsrAccount (const struct UsrData *UsrDat);
static void Dup_PutButtonToRemoveFromListOfDupUsrs (const struct UsrData *UsrDat);
@ -80,23 +79,16 @@ static void Dup_PutButtonToRemoveFromListOfDupUsrs (const struct UsrData *UsrDat
void Dup_ReportUsrAsPossibleDuplicate (void)
{
extern const char *Txt_Thank_you_for_reporting_a_possible_duplicate_user;
bool ItsMe;
/***** Get user to be reported as possible duplicate *****/
if (Usr_GetParamOtherUsrCodEncryptedAndGetUsrData ())
{
/* Check if it's allowed to me to report users as possible duplicatedr */
ItsMe = Usr_ItsMe (Gbl.Usrs.Other.UsrDat.UsrCod);
if (!ItsMe && Gbl.Usrs.Me.Role.Logged >= Rol_TCH)
if (Gbl.Usrs.Me.Role.Logged >= Rol_TCH &&
!Usr_ItsMe (Gbl.Usrs.Other.UsrDat.UsrCod))
{
/***** Insert possible duplicate into database *****/
DB_QueryREPLACE ("can not report duplicate",
"REPLACE INTO usr_duplicated"
" (UsrCod,InformerCod,InformTime)"
" VALUES"
" (%ld,%ld,NOW())",
Gbl.Usrs.Other.UsrDat.UsrCod,
Gbl.Usrs.Me.UsrDat.UsrCod);
Dup_DB_AddUsrToDuplicated (Gbl.Usrs.Other.UsrDat.UsrCod);
/***** Show feedback message *****/
Ale_ShowAlert (Ale_SUCCESS,Txt_Thank_you_for_reporting_a_possible_duplicate_user);
@ -144,104 +136,93 @@ void Dup_ListDuplicateUsrs (void)
NULL,NULL,
Hlp_USERS_Duplicates_possibly_duplicate_users,Box_NOT_CLOSABLE);
/***** Make query *****/
NumUsrs = (unsigned)
DB_QuerySELECT (&mysql_res,"can not get possibly duplicate users",
"SELECT UsrCod," // row[0]
"COUNT(*) AS N," // row[1]
"UNIX_TIMESTAMP(MIN(InformTime)) AS T" // row[2]
" FROM usr_duplicated"
" GROUP BY UsrCod"
" ORDER BY N DESC,"
"T DESC");
/***** List possible duplicated users *****/
if ((NumUsrs = Dup_DB_GetListDuplicateUsrs (&mysql_res)))
{
/***** Initialize field names *****/
Usr_SetUsrDatMainFieldNames ();
/***** List possible duplicated users *****/
if (NumUsrs)
{
/***** Initialize field names *****/
Usr_SetUsrDatMainFieldNames ();
/***** Initialize structure with user's data *****/
Usr_UsrDataConstructor (&UsrDat);
/***** Initialize structure with user's data *****/
Usr_UsrDataConstructor (&UsrDat);
/***** Begin table *****/
HTM_TABLE_BeginCenterPadding (2);
/***** Begin table *****/
HTM_TABLE_BeginCenterPadding (2);
/***** Heading row with column names *****/
Gbl.Usrs.Listing.WithPhotos = true;
Usr_WriteHeaderFieldsUsrDat (false); // Columns for the data
/***** Heading row with column names *****/
Gbl.Usrs.Listing.WithPhotos = true;
Usr_WriteHeaderFieldsUsrDat (false); // Columns for the data
/***** List users *****/
for (NumUsr = 0, Gbl.RowEvenOdd = 0;
NumUsr < NumUsrs;
NumUsr++)
{
row = mysql_fetch_row (mysql_res);
/***** List users *****/
for (NumUsr = 0, Gbl.RowEvenOdd = 0;
NumUsr < NumUsrs;
NumUsr++)
{
row = mysql_fetch_row (mysql_res);
/* Get user code (row[0]) */
UsrDat.UsrCod = Str_ConvertStrCodToLongCod (row[0]);
if (Usr_ChkUsrCodAndGetAllUsrDataFromUsrCod (&UsrDat,
Usr_DONT_GET_PREFS,
Usr_DONT_GET_ROLE_IN_CURRENT_CRS))
{
/* Get if user has accepted all his/her courses */
if (Usr_GetNumCrssOfUsr (UsrDat.UsrCod) != 0)
UsrDat.Accepted = (Usr_GetNumCrssOfUsrNotAccepted (UsrDat.UsrCod) == 0);
else
UsrDat.Accepted = false;
/* Get user code (row[0]) */
UsrDat.UsrCod = Str_ConvertStrCodToLongCod (row[0]);
if (Usr_ChkUsrCodAndGetAllUsrDataFromUsrCod (&UsrDat,
Usr_DONT_GET_PREFS,
Usr_DONT_GET_ROLE_IN_CURRENT_CRS))
{
/* Get if user has accepted all his/her courses */
if (Usr_GetNumCrssOfUsr (UsrDat.UsrCod) != 0)
UsrDat.Accepted = (Usr_GetNumCrssOfUsrNotAccepted (UsrDat.UsrCod) == 0);
else
UsrDat.Accepted = false;
/* Write data of this user */
Usr_WriteRowUsrMainData (NumUsrs - NumUsr,&UsrDat,false,Rol_UNK,
&Gbl.Usrs.Selected);
/* Write data of this user */
Usr_WriteRowUsrMainData (NumUsrs - NumUsr,&UsrDat,false,Rol_UNK,
&Gbl.Usrs.Selected);
HTM_TR_Begin (NULL);
HTM_TR_Begin (NULL);
HTM_TD_Begin ("colspan=\"2\" class=\"COLOR%u\"",Gbl.RowEvenOdd);
HTM_TD_End ();
HTM_TD_Begin ("colspan=\"2\" class=\"COLOR%u\"",Gbl.RowEvenOdd);
HTM_TD_End ();
HTM_TD_Begin ("colspan=\"%u\" class=\"DAT LM COLOR%u\"",
Usr_NUM_MAIN_FIELDS_DATA_USR-2,
Gbl.RowEvenOdd);
HTM_TD_Begin ("colspan=\"%u\" class=\"DAT LM COLOR%u\"",
Usr_NUM_MAIN_FIELDS_DATA_USR-2,
Gbl.RowEvenOdd);
/* Write number of informants (row[1]) if greater than 1 */
if (sscanf (row[1],"%u",&NumInformants) != 1)
Err_ShowErrorAndExit ("Wrong number of informants.");
if (NumInformants > 1)
{
HTM_TxtColonNBSP (Txt_Informants);
HTM_Unsigned (NumInformants);
HTM_BR ();
}
/* Write number of informants (row[1]) if greater than 1 */
if (sscanf (row[1],"%u",&NumInformants) != 1)
Err_ShowErrorAndExit ("Wrong number of informants.");
if (NumInformants > 1)
{
HTM_TxtColonNBSP (Txt_Informants);
HTM_Unsigned (NumInformants);
HTM_BR ();
}
/* Button to view users similar to this */
Dup_PutButtonToViewSimilarUsrs (&UsrDat);
/* Button to view users similar to this */
Dup_PutButtonToViewSimilarUsrs (&UsrDat);
/* Button to remove from list of possible duplicate users */
Dup_PutButtonToRemoveFromListOfDupUsrs (&UsrDat);
/* Button to remove from list of possible duplicate users */
Dup_PutButtonToRemoveFromListOfDupUsrs (&UsrDat);
HTM_TD_End ();
HTM_TD_End ();
HTM_TR_End ();
HTM_TR_End ();
Gbl.RowEvenOdd = 1 - Gbl.RowEvenOdd;
}
else // User does not exists ==>
// remove user from table of possible duplicate users
Dup_DB_RemoveUsrFromDuplicated (UsrDat.UsrCod);
}
Gbl.RowEvenOdd = 1 - Gbl.RowEvenOdd;
}
else // User does not exists ==>
// remove user from table of possible duplicate users
Dup_DB_RemoveUsrFromDuplicated (UsrDat.UsrCod);
}
/***** End table *****/
HTM_TABLE_End ();
/***** End table *****/
HTM_TABLE_End ();
/***** Free memory used for user's data *****/
Usr_UsrDataDestructor (&UsrDat);
}
else // There are no duplicated users
/***** Show warning indicating no users found *****/
Usr_ShowWarningNoUsersFound (Rol_UNK);
/***** Free memory used for user's data *****/
Usr_UsrDataDestructor (&UsrDat);
}
else // There are no duplicated users
/***** Show warning indicating no users found *****/
Usr_ShowWarningNoUsersFound (Rol_UNK);
/***** Free structure that stores the query result *****/
DB_FreeMySQLResult (&mysql_res);
/***** Free structure that stores the query result *****/
DB_FreeMySQLResult (&mysql_res);
/***** End box *****/
Box_BoxEnd ();
@ -274,42 +255,8 @@ static void Dup_ListSimilarUsrs (void)
NULL,NULL,
Hlp_USERS_Duplicates_similar_users,Box_NOT_CLOSABLE);
/***** Make query *****/
if (Gbl.Usrs.Other.UsrDat.Surname1[0] &&
Gbl.Usrs.Other.UsrDat.FrstName[0]) // Name and surname 1 not empty
NumUsrs = (unsigned)
DB_QuerySELECT (&mysql_res,"can not get similar users",
"SELECT DISTINCT UsrCod"
" FROM (SELECT DISTINCT UsrCod"
" FROM usr_ids"
" WHERE UsrID IN"
" (SELECT UsrID"
" FROM usr_ids"
" WHERE UsrCod=%ld)"
" UNION"
" SELECT UsrCod"
" FROM usr_data"
" WHERE Surname1='%s'"
" AND Surname2='%s'"
" AND FirstName='%s')"
" AS U",
Gbl.Usrs.Other.UsrDat.UsrCod,
Gbl.Usrs.Other.UsrDat.Surname1,
Gbl.Usrs.Other.UsrDat.Surname2,
Gbl.Usrs.Other.UsrDat.FrstName);
else
NumUsrs = (unsigned)
DB_QuerySELECT (&mysql_res,"can not get similar users",
"SELECT DISTINCT UsrCod"
" FROM usr_ids"
" WHERE UsrID IN"
" (SELECT UsrID"
" FROM usr_ids"
" WHERE UsrCod=%ld)",
Gbl.Usrs.Other.UsrDat.UsrCod);
/***** List possible similar users *****/
if (NumUsrs)
if ((NumUsrs = Dup_DB_GetUsrsSimilarTo (&mysql_res,&Gbl.Usrs.Other.UsrDat)))
{
/***** Initialize field names *****/
Usr_SetUsrDatMainFieldNames ();
@ -320,72 +267,72 @@ static void Dup_ListSimilarUsrs (void)
/***** Begin table *****/
HTM_TABLE_BeginCenterPadding (5);
/***** Heading row with column names *****/
Gbl.Usrs.Listing.WithPhotos = true;
Usr_WriteHeaderFieldsUsrDat (false); // Columns for the data
/***** Heading row with column names *****/
Gbl.Usrs.Listing.WithPhotos = true;
Usr_WriteHeaderFieldsUsrDat (false); // Columns for the data
/***** List users *****/
for (NumUsr = 0, Gbl.RowEvenOdd = 0;
NumUsr < NumUsrs;
NumUsr++)
{
/* Get user code */
UsrDat.UsrCod = DB_GetNextCode (mysql_res);
if (Usr_ChkUsrCodAndGetAllUsrDataFromUsrCod (&UsrDat,
Usr_DONT_GET_PREFS,
Usr_DONT_GET_ROLE_IN_CURRENT_CRS))
{
/* Get if user has accepted all his/her courses */
if (Usr_GetNumCrssOfUsr (UsrDat.UsrCod) != 0)
UsrDat.Accepted = (Usr_GetNumCrssOfUsrNotAccepted (UsrDat.UsrCod) == 0);
else
UsrDat.Accepted = false;
/***** List users *****/
for (NumUsr = 0, Gbl.RowEvenOdd = 0;
NumUsr < NumUsrs;
NumUsr++)
{
/* Get user code */
UsrDat.UsrCod = DB_GetNextCode (mysql_res);
if (Usr_ChkUsrCodAndGetAllUsrDataFromUsrCod (&UsrDat,
Usr_DONT_GET_PREFS,
Usr_DONT_GET_ROLE_IN_CURRENT_CRS))
{
/* Get if user has accepted all his/her courses */
if (Usr_GetNumCrssOfUsr (UsrDat.UsrCod) != 0)
UsrDat.Accepted = (Usr_GetNumCrssOfUsrNotAccepted (UsrDat.UsrCod) == 0);
else
UsrDat.Accepted = false;
/***** Write data of this user *****/
Usr_WriteRowUsrMainData (NumUsrs - NumUsr,&UsrDat,false,Rol_UNK,
&Gbl.Usrs.Selected);
/***** Write data of this user *****/
Usr_WriteRowUsrMainData (NumUsrs - NumUsr,&UsrDat,false,Rol_UNK,
&Gbl.Usrs.Selected);
/***** Write user's profile and user's courses *****/
HTM_TR_Begin (NULL);
/***** Write user's profile and user's courses *****/
HTM_TR_Begin (NULL);
HTM_TD_Begin ("colspan=\"2\" class=\"COLOR%u\"",Gbl.RowEvenOdd);
HTM_TD_End ();
HTM_TD_Begin ("colspan=\"2\" class=\"COLOR%u\"",Gbl.RowEvenOdd);
HTM_TD_End ();
HTM_TD_Begin ("colspan=\"%u\" class=\"COLOR%u\"",
Usr_NUM_MAIN_FIELDS_DATA_USR-2,
Gbl.RowEvenOdd);
/* Show details of user's profile */
Prf_ShowDetailsUserProfile (&UsrDat);
/* Write all the courses this user belongs to */
Crs_GetAndWriteCrssOfAUsr (&UsrDat,Rol_TCH);
Crs_GetAndWriteCrssOfAUsr (&UsrDat,Rol_NET);
Crs_GetAndWriteCrssOfAUsr (&UsrDat,Rol_STD);
HTM_TD_End ();
HTM_TD_Begin ("colspan=\"%u\" class=\"COLOR%u\"",
Usr_NUM_MAIN_FIELDS_DATA_USR-2,
Gbl.RowEvenOdd);
/* Show details of user's profile */
Prf_ShowDetailsUserProfile (&UsrDat);
/* Write all the courses this user belongs to */
Crs_GetAndWriteCrssOfAUsr (&UsrDat,Rol_TCH);
Crs_GetAndWriteCrssOfAUsr (&UsrDat,Rol_NET);
Crs_GetAndWriteCrssOfAUsr (&UsrDat,Rol_STD);
HTM_TD_End ();
HTM_TR_End ();
HTM_TR_End ();
/***** Buttons to remove user / mark as not dubplicated *****/
HTM_TR_Begin (NULL);
/***** Buttons to remove user / mark as not dubplicated *****/
HTM_TR_Begin (NULL);
HTM_TD_Begin ("colspan=\"2\" class=\"COLOR%u\"",Gbl.RowEvenOdd);
HTM_TD_End ();
HTM_TD_Begin ("colspan=\"2\" class=\"COLOR%u\"",Gbl.RowEvenOdd);
HTM_TD_End ();
HTM_TD_Begin ("colspan=\"%u\" class=\"LT COLOR%u\"",
Usr_NUM_MAIN_FIELDS_DATA_USR-2,
Gbl.RowEvenOdd);
/* Button to remove this user */
if (Acc_CheckIfICanEliminateAccount (UsrDat.UsrCod))
Dup_PutButtonToEliminateUsrAccount (&UsrDat);
/* Button to remove from list of possible duplicate users */
if (Dup_CheckIfUsrIsDup (UsrDat.UsrCod))
Dup_PutButtonToRemoveFromListOfDupUsrs (&UsrDat);
HTM_TD_End ();
HTM_TD_Begin ("colspan=\"%u\" class=\"LT COLOR%u\"",
Usr_NUM_MAIN_FIELDS_DATA_USR-2,
Gbl.RowEvenOdd);
/* Button to remove this user */
if (Acc_CheckIfICanEliminateAccount (UsrDat.UsrCod))
Dup_PutButtonToEliminateUsrAccount (&UsrDat);
/* Button to remove from list of possible duplicate users */
if (Dup_DB_CheckIfUsrIsDup (UsrDat.UsrCod))
Dup_PutButtonToRemoveFromListOfDupUsrs (&UsrDat);
HTM_TD_End ();
HTM_TR_End ();
HTM_TR_End ();
Gbl.RowEvenOdd = 1 - Gbl.RowEvenOdd;
}
}
Gbl.RowEvenOdd = 1 - Gbl.RowEvenOdd;
}
}
/***** End table *****/
HTM_TABLE_End ();
@ -404,20 +351,6 @@ static void Dup_ListSimilarUsrs (void)
Box_BoxEnd ();
}
/*****************************************************************************/
/********** Check if a user is in list of possible duplicate users ***********/
/*****************************************************************************/
static bool Dup_CheckIfUsrIsDup (long UsrCod)
{
return (DB_QueryCOUNT ("can not if user is in list"
" of possible duplicate users",
"SELECT COUNT(*)"
" FROM usr_duplicated"
" WHERE UsrCod=%ld",
UsrCod) != 0);
}
/*****************************************************************************/
/********************* Put button to view similar users **********************/
/*****************************************************************************/
@ -428,7 +361,7 @@ static void Dup_PutButtonToViewSimilarUsrs (const struct UsrData *UsrDat)
Frm_BeginForm (ActLstSimUsr);
Usr_PutParamUsrCodEncrypted (UsrDat->EnUsrCod);
Btn_PutConfirmButtonInline (Txt_Similar_users);
Btn_PutConfirmButtonInline (Txt_Similar_users);
Frm_EndForm ();
}
@ -443,7 +376,7 @@ static void Dup_PutButtonToEliminateUsrAccount (const struct UsrData *UsrDat)
Frm_BeginForm (ActUpdOth);
Usr_PutParamUsrCodEncrypted (UsrDat->EnUsrCod);
Par_PutHiddenParamUnsigned (NULL,"RegRemAction",(unsigned) Enr_ELIMINATE_ONE_USR_FROM_PLATFORM);
Btn_PutRemoveButtonInline (Txt_Eliminate_user_account);
Btn_PutRemoveButtonInline (Txt_Eliminate_user_account);
Frm_EndForm ();
}
@ -457,7 +390,7 @@ static void Dup_PutButtonToRemoveFromListOfDupUsrs (const struct UsrData *UsrDat
Frm_BeginForm (ActRemDupUsr);
Usr_PutParamUsrCodEncrypted (UsrDat->EnUsrCod);
Btn_PutConfirmButtonInline (Txt_Not_duplicated);
Btn_PutConfirmButtonInline (Txt_Not_duplicated);
Frm_EndForm ();
}
@ -473,24 +406,9 @@ void Dup_RemoveUsrFromListDupUsrs (void)
/* Remove entry from database */
Dup_DB_RemoveUsrFromDuplicated (Gbl.Usrs.Other.UsrDat.UsrCod);
/* Show list of similar users again */
// Dup_ListSimilarUsrsInternal ();
/* Show list of possible duplicated users again */
Dup_ListDuplicateUsrs ();
}
else
Ale_ShowAlertUserNotFoundOrYouDoNotHavePermission ();
}
/*****************************************************************************/
/******* Remove user from list of possible duplicate users in database *******/
/*****************************************************************************/
void Dup_DB_RemoveUsrFromDuplicated (long UsrCod)
{
DB_QueryDELETE ("can not remove a user from possible duplicates",
"DELETE FROM usr_duplicated"
" WHERE UsrCod=%ld",
UsrCod);
}

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@ -47,6 +47,5 @@ void Dup_ListDuplicateUsrs (void);
void Dup_GetUsrCodAndListSimilarUsrs (void);
void Dup_RemoveUsrFromListDupUsrs (void);
void Dup_DB_RemoveUsrFromDuplicated (long UsrCod);
#endif

164
swad_duplicate_database.c Normal file
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@ -0,0 +1,164 @@
// swad_duplicate_database.c: duplicate users operations with database
/*
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) 1999-2021 Antonio Cañas Vargas
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General 3 License as
published by the Free Software Foundation, either version 3 of the
License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/*****************************************************************************/
/*********************************** Headers *********************************/
/*****************************************************************************/
// #include "swad_account.h"
// #include "swad_box.h"
#include "swad_database.h"
// #include "swad_duplicate.h"
// #include "swad_enrolment.h"
// #include "swad_error.h"
// #include "swad_form.h"
#include "swad_global.h"
// #include "swad_HTML.h"
// #include "swad_layout.h"
// #include "swad_profile.h"
// #include "swad_role_type.h"
// #include "swad_user.h"
/*****************************************************************************/
/****************************** Public constants *****************************/
/*****************************************************************************/
/*****************************************************************************/
/***************************** Private constants *****************************/
/*****************************************************************************/
/*****************************************************************************/
/******************************* Private types *******************************/
/*****************************************************************************/
/*****************************************************************************/
/************** External global variables from others modules ****************/
/*****************************************************************************/
extern struct Globals Gbl;
/*****************************************************************************/
/************************** Private global variables *************************/
/*****************************************************************************/
/*****************************************************************************/
/***************************** Private prototypes ****************************/
/*****************************************************************************/
/*****************************************************************************/
/******************* Get list of possible duplicate users ********************/
/*****************************************************************************/
unsigned Dup_DB_GetListDuplicateUsrs (MYSQL_RES **mysql_res)
{
return (unsigned)
DB_QuerySELECT (mysql_res,"can not get possibly duplicate users",
"SELECT UsrCod," // row[0]
"COUNT(*) AS N," // row[1]
"UNIX_TIMESTAMP(MIN(InformTime)) AS T" // row[2]
" FROM usr_duplicated"
" GROUP BY UsrCod"
" ORDER BY N DESC,"
"T DESC");
}
/*****************************************************************************/
/***************** Get list of users similar to a given one ******************/
/*****************************************************************************/
unsigned Dup_DB_GetUsrsSimilarTo (MYSQL_RES **mysql_res,const struct UsrData *UsrDat)
{
if (UsrDat->Surname1[0] &&
UsrDat->FrstName[0]) // Name and surname 1 not empty
return (unsigned)
DB_QuerySELECT (mysql_res,"can not get similar users",
"SELECT DISTINCT UsrCod"
" FROM (SELECT DISTINCT UsrCod"
" FROM usr_ids"
" WHERE UsrID IN"
" (SELECT UsrID"
" FROM usr_ids"
" WHERE UsrCod=%ld)"
" UNION"
" SELECT UsrCod"
" FROM usr_data"
" WHERE Surname1='%s'"
" AND Surname2='%s'"
" AND FirstName='%s')"
" AS U",
UsrDat->UsrCod,
UsrDat->Surname1,
UsrDat->Surname2,
UsrDat->FrstName);
return (unsigned)
DB_QuerySELECT (mysql_res,"can not get similar users",
"SELECT DISTINCT UsrCod"
" FROM usr_ids"
" WHERE UsrID IN"
" (SELECT UsrID"
" FROM usr_ids"
" WHERE UsrCod=%ld)",
UsrDat->UsrCod);
}
/*****************************************************************************/
/********** Check if a user is in list of possible duplicate users ***********/
/*****************************************************************************/
bool Dup_DB_CheckIfUsrIsDup (long UsrCod)
{
return (DB_QueryCOUNT ("can not if user is in list"
" of possible duplicate users",
"SELECT COUNT(*)"
" FROM usr_duplicated"
" WHERE UsrCod=%ld",
UsrCod) != 0);
}
/*****************************************************************************/
/******************* Insert possible duplicate into database *****************/
/*****************************************************************************/
void Dup_DB_AddUsrToDuplicated (long UsrCod)
{
DB_QueryREPLACE ("can not report duplicate",
"REPLACE INTO usr_duplicated"
" (UsrCod,InformerCod,InformTime)"
" VALUES"
" (%ld,%ld,NOW())",
UsrCod,
Gbl.Usrs.Me.UsrDat.UsrCod);
}
/*****************************************************************************/
/******* Remove user from list of possible duplicate users in database *******/
/*****************************************************************************/
void Dup_DB_RemoveUsrFromDuplicated (long UsrCod)
{
DB_QueryDELETE ("can not remove a user from possible duplicates",
"DELETE FROM usr_duplicated"
" WHERE UsrCod=%ld",
UsrCod);
}

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swad_duplicate_database.h Normal file
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// swad_duplicate_database.h: duplicate users operations with database
#ifndef _SWAD_DUP_DB
#define _SWAD_DUP_DB
/*
SWAD (Shared Workspace At a Distance in Spanish),
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) 1999-2021 Antonio Cañas Vargas
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as
published by the Free Software Foundation, either version 3 of the
License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/*****************************************************************************/
/********************************** Headers **********************************/
/*****************************************************************************/
#include "swad_user.h"
/*****************************************************************************/
/****************************** Public constants *****************************/
/*****************************************************************************/
/*****************************************************************************/
/******************************** Public types *******************************/
/*****************************************************************************/
/*****************************************************************************/
/****************************** Public prototypes ****************************/
/*****************************************************************************/
unsigned Dup_DB_GetListDuplicateUsrs (MYSQL_RES **mysql_res);
unsigned Dup_DB_GetUsrsSimilarTo (MYSQL_RES **mysql_res,const struct UsrData *UsrDat);
bool Dup_DB_CheckIfUsrIsDup (long UsrCod);
void Dup_DB_AddUsrToDuplicated (long UsrCod);
void Dup_DB_RemoveUsrFromDuplicated (long UsrCod);
#endif