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477 lines
17 KiB
C
477 lines
17 KiB
C
// swad_duplicate.c: duplicate users
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/*
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SWAD (Shared Workspace At a Distance),
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is a web platform developed at the University of Granada (Spain),
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and used to support university teaching.
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This file is part of SWAD core.
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Copyright (C) 1999-2021 Antonio Cañas Vargas
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General 3 License as
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published by the Free Software Foundation, either version 3 of the
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License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/*****************************************************************************/
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/*********************************** Headers *********************************/
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/*****************************************************************************/
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#include "swad_account.h"
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#include "swad_box.h"
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#include "swad_database.h"
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#include "swad_duplicate.h"
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#include "swad_enrolment.h"
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#include "swad_form.h"
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#include "swad_global.h"
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#include "swad_HTML.h"
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#include "swad_layout.h"
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#include "swad_profile.h"
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#include "swad_role_type.h"
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#include "swad_user.h"
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/*****************************************************************************/
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/****************************** Public constants *****************************/
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/*****************************************************************************/
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/*****************************************************************************/
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/***************************** Private constants *****************************/
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/*****************************************************************************/
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/*****************************************************************************/
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/******************************* Private types *******************************/
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/*****************************************************************************/
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/*****************************************************************************/
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/************** External global variables from others modules ****************/
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/*****************************************************************************/
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extern struct Globals Gbl;
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/*****************************************************************************/
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/************************** Private global variables *************************/
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/*****************************************************************************/
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/*****************************************************************************/
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/***************************** Private prototypes ****************************/
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/*****************************************************************************/
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static void Dup_ListSimilarUsrs (void);
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static bool Dup_CheckIfUsrIsDup (long UsrCod);
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static void Dup_PutButtonToViewSimilarUsrs (const struct UsrData *UsrDat);
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static void Dup_PutButtonToEliminateUsrAccount (const struct UsrData *UsrDat);
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static void Dup_PutButtonToRemoveFromListOfDupUsrs (const struct UsrData *UsrDat);
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/*****************************************************************************/
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/******************** Report a user as possible duplicate ********************/
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/*****************************************************************************/
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void Dup_ReportUsrAsPossibleDuplicate (void)
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{
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extern const char *Txt_Thank_you_for_reporting_a_possible_duplicate_user;
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bool ItsMe;
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/***** Get user to be reported as possible duplicate *****/
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if (Usr_GetParamOtherUsrCodEncryptedAndGetUsrData ())
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{
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/* Check if it's allowed to me to report users as possible duplicatedr */
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ItsMe = Usr_ItsMe (Gbl.Usrs.Other.UsrDat.UsrCod);
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if (!ItsMe && Gbl.Usrs.Me.Role.Logged >= Rol_TCH)
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{
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/***** Insert possible duplicate into database *****/
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DB_QueryINSERT ("can not report duplicate",
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"REPLACE INTO usr_duplicated"
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" (UsrCod,InformerCod,InformTime)"
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" VALUES"
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" (%ld,%ld,NOW())",
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Gbl.Usrs.Other.UsrDat.UsrCod,
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Gbl.Usrs.Me.UsrDat.UsrCod);
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/***** Show feedback message *****/
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Ale_ShowAlert (Ale_SUCCESS,Txt_Thank_you_for_reporting_a_possible_duplicate_user);
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}
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else
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Ale_ShowAlertUserNotFoundOrYouDoNotHavePermission ();
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}
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else
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Ale_ShowAlertUserNotFoundOrYouDoNotHavePermission ();
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}
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/*****************************************************************************/
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/************ Put a link (form) to list possible duplicate users *************/
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/*****************************************************************************/
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void Dup_PutLinkToListDupUsrs (void)
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{
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extern const char *Txt_Duplicate_USERS;
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/***** Put form to remove old users *****/
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Lay_PutContextualLinkIconText (ActLstDupUsr,NULL,
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NULL,NULL,
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"user-friends.svg",
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Txt_Duplicate_USERS);
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}
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/*****************************************************************************/
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/*********************** List possible duplicate users ***********************/
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/*****************************************************************************/
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void Dup_ListDuplicateUsrs (void)
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{
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extern const char *Hlp_USERS_Duplicates_possibly_duplicate_users;
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extern const char *Txt_Possibly_duplicate_users;
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extern const char *Txt_Informants;
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MYSQL_RES *mysql_res;
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MYSQL_ROW row;
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unsigned NumUsrs;
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unsigned NumUsr;
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struct UsrData UsrDat;
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unsigned NumInformants;
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/***** Begin box with list of possible duplicate users *****/
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Box_BoxBegin (NULL,Txt_Possibly_duplicate_users,
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NULL,NULL,
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Hlp_USERS_Duplicates_possibly_duplicate_users,Box_NOT_CLOSABLE);
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/***** Make query *****/
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NumUsrs = (unsigned) DB_QuerySELECT (&mysql_res,"can not get possibly"
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" duplicate users",
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"SELECT UsrCod,COUNT(*) AS N,UNIX_TIMESTAMP(MIN(InformTime)) AS T"
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" FROM usr_duplicated"
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" GROUP BY UsrCod"
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" ORDER BY N DESC,T DESC");
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/***** List possible duplicated users *****/
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if (NumUsrs)
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{
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/***** Initialize field names *****/
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Usr_SetUsrDatMainFieldNames ();
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/***** Initialize structure with user's data *****/
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Usr_UsrDataConstructor (&UsrDat);
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/***** Begin table *****/
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HTM_TABLE_BeginCenterPadding (2);
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/***** Heading row with column names *****/
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Gbl.Usrs.Listing.WithPhotos = true;
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Usr_WriteHeaderFieldsUsrDat (false); // Columns for the data
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/***** List users *****/
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for (NumUsr = 0, Gbl.RowEvenOdd = 0;
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NumUsr < NumUsrs;
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NumUsr++)
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{
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row = mysql_fetch_row (mysql_res);
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/* Get user code (row[0]) */
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UsrDat.UsrCod = Str_ConvertStrCodToLongCod (row[0]);
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if (Usr_ChkUsrCodAndGetAllUsrDataFromUsrCod (&UsrDat,Usr_DONT_GET_PREFS))
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{
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/* Get if user has accepted all his/her courses */
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if (Usr_GetNumCrssOfUsr (UsrDat.UsrCod) != 0)
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UsrDat.Accepted = (Usr_GetNumCrssOfUsrNotAccepted (UsrDat.UsrCod) == 0);
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else
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UsrDat.Accepted = false;
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/* Write data of this user */
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Usr_WriteRowUsrMainData (NumUsrs - NumUsr,&UsrDat,false,Rol_UNK,
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&Gbl.Usrs.Selected);
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HTM_TR_Begin (NULL);
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HTM_TD_Begin ("colspan=\"2\" class=\"COLOR%u\"",Gbl.RowEvenOdd);
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HTM_TD_End ();
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HTM_TD_Begin ("colspan=\"%u\" class=\"DAT LM COLOR%u\"",
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Usr_NUM_MAIN_FIELDS_DATA_USR-2,
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Gbl.RowEvenOdd);
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/* Write number of informants (row[1]) if greater than 1 */
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if (sscanf (row[1],"%u",&NumInformants) != 1)
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Lay_ShowErrorAndExit ("Wrong number of informants.");
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if (NumInformants > 1)
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{
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HTM_TxtColonNBSP (Txt_Informants);
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HTM_Unsigned (NumInformants);
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HTM_BR ();
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}
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/* Button to view users similar to this */
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Dup_PutButtonToViewSimilarUsrs (&UsrDat);
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/* Button to remove from list of possible duplicate users */
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Dup_PutButtonToRemoveFromListOfDupUsrs (&UsrDat);
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HTM_TD_End ();
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HTM_TR_End ();
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Gbl.RowEvenOdd = 1 - Gbl.RowEvenOdd;
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}
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else // User does not exists ==>
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// remove user from table of possible duplicate users
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Dup_RemoveUsrFromDuplicated (UsrDat.UsrCod);
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}
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/***** End table *****/
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HTM_TABLE_End ();
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/***** Free memory used for user's data *****/
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Usr_UsrDataDestructor (&UsrDat);
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}
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else // There are no duplicated users
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/***** Show warning indicating no users found *****/
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Usr_ShowWarningNoUsersFound (Rol_UNK);
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/***** Free structure that stores the query result *****/
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DB_FreeMySQLResult (&mysql_res);
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/***** End box *****/
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Box_BoxEnd ();
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}
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/*****************************************************************************/
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/********************* List similar users to a given one *********************/
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/*****************************************************************************/
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void Dup_GetUsrCodAndListSimilarUsrs (void)
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{
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/***** Get user to be removed from list of possible duplicates *****/
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if (Usr_GetParamOtherUsrCodEncryptedAndGetUsrData ())
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Dup_ListSimilarUsrs ();
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else
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Ale_ShowAlertUserNotFoundOrYouDoNotHavePermission ();
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}
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static void Dup_ListSimilarUsrs (void)
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{
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extern const char *Hlp_USERS_Duplicates_similar_users;
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extern const char *Txt_Similar_users;
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struct UsrData UsrDat;
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MYSQL_RES *mysql_res;
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MYSQL_ROW row;
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unsigned NumUsrs;
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unsigned NumUsr;
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/***** Begin box with list of possible duplicate users *****/
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Box_BoxBegin (NULL,Txt_Similar_users,
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NULL,NULL,
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Hlp_USERS_Duplicates_similar_users,Box_NOT_CLOSABLE);
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/***** Make query *****/
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if (Gbl.Usrs.Other.UsrDat.Surname1[0] &&
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Gbl.Usrs.Other.UsrDat.FrstName[0]) // Name and surname 1 not empty
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NumUsrs = (unsigned) DB_QuerySELECT (&mysql_res,"can not get similar users",
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"SELECT DISTINCT UsrCod FROM"
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"(SELECT DISTINCT UsrCod FROM usr_IDs"
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" WHERE UsrID IN (SELECT UsrID FROM usr_IDs WHERE UsrCod=%ld)"
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" UNION"
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" SELECT UsrCod FROM usr_data"
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" WHERE Surname1='%s' AND Surname2='%s' AND FirstName='%s')"
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" AS U",
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Gbl.Usrs.Other.UsrDat.UsrCod,
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Gbl.Usrs.Other.UsrDat.Surname1,
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Gbl.Usrs.Other.UsrDat.Surname2,
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Gbl.Usrs.Other.UsrDat.FrstName);
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else
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NumUsrs = (unsigned) DB_QuerySELECT (&mysql_res,"can not get similar users",
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"SELECT DISTINCT UsrCod FROM usr_IDs"
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" WHERE UsrID IN (SELECT UsrID FROM usr_IDs WHERE UsrCod=%ld)",
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Gbl.Usrs.Other.UsrDat.UsrCod);
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/***** List possible similar users *****/
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if (NumUsrs)
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{
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/***** Initialize field names *****/
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Usr_SetUsrDatMainFieldNames ();
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/***** Initialize structure with user's data *****/
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Usr_UsrDataConstructor (&UsrDat);
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/***** Begin table *****/
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HTM_TABLE_BeginCenterPadding (5);
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/***** Heading row with column names *****/
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Gbl.Usrs.Listing.WithPhotos = true;
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Usr_WriteHeaderFieldsUsrDat (false); // Columns for the data
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/***** List users *****/
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for (NumUsr = 0, Gbl.RowEvenOdd = 0;
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NumUsr < NumUsrs;
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NumUsr++)
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{
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row = mysql_fetch_row (mysql_res);
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/* Get user code (row[0]) */
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UsrDat.UsrCod = Str_ConvertStrCodToLongCod (row[0]);
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if (Usr_ChkUsrCodAndGetAllUsrDataFromUsrCod (&UsrDat,Usr_DONT_GET_PREFS))
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{
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/* Get if user has accepted all his/her courses */
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if (Usr_GetNumCrssOfUsr (UsrDat.UsrCod) != 0)
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UsrDat.Accepted = (Usr_GetNumCrssOfUsrNotAccepted (UsrDat.UsrCod) == 0);
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else
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UsrDat.Accepted = false;
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/***** Write data of this user *****/
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Usr_WriteRowUsrMainData (NumUsrs - NumUsr,&UsrDat,false,Rol_UNK,
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&Gbl.Usrs.Selected);
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/***** Write user's profile and user's courses *****/
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HTM_TR_Begin (NULL);
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HTM_TD_Begin ("colspan=\"2\" class=\"COLOR%u\"",Gbl.RowEvenOdd);
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HTM_TD_End ();
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HTM_TD_Begin ("colspan=\"%u\" class=\"COLOR%u\"",
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Usr_NUM_MAIN_FIELDS_DATA_USR-2,
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Gbl.RowEvenOdd);
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/* Show details of user's profile */
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Prf_ShowDetailsUserProfile (&UsrDat);
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/* Write all the courses this user belongs to */
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Crs_GetAndWriteCrssOfAUsr (&UsrDat,Rol_TCH);
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Crs_GetAndWriteCrssOfAUsr (&UsrDat,Rol_NET);
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Crs_GetAndWriteCrssOfAUsr (&UsrDat,Rol_STD);
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HTM_TD_End ();
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HTM_TR_End ();
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/***** Buttons to remove user / mark as not dubplicated *****/
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HTM_TR_Begin (NULL);
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HTM_TD_Begin ("colspan=\"2\" class=\"COLOR%u\"",Gbl.RowEvenOdd);
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HTM_TD_End ();
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HTM_TD_Begin ("colspan=\"%u\" class=\"LT COLOR%u\"",
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Usr_NUM_MAIN_FIELDS_DATA_USR-2,
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Gbl.RowEvenOdd);
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/* Button to remove this user */
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if (Acc_CheckIfICanEliminateAccount (UsrDat.UsrCod))
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Dup_PutButtonToEliminateUsrAccount (&UsrDat);
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/* Button to remove from list of possible duplicate users */
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if (Dup_CheckIfUsrIsDup (UsrDat.UsrCod))
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Dup_PutButtonToRemoveFromListOfDupUsrs (&UsrDat);
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HTM_TD_End ();
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HTM_TR_End ();
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Gbl.RowEvenOdd = 1 - Gbl.RowEvenOdd;
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}
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}
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/***** End table *****/
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HTM_TABLE_End ();
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/***** Free memory used for user's data *****/
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Usr_UsrDataDestructor (&UsrDat);
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}
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else // There are no similar users
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/***** Show warning indicating no users found *****/
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Usr_ShowWarningNoUsersFound (Rol_UNK);
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/***** Free structure that stores the query result *****/
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DB_FreeMySQLResult (&mysql_res);
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/***** End box *****/
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Box_BoxEnd ();
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}
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/*****************************************************************************/
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/********** Check if a user is in list of possible duplicate users ***********/
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/*****************************************************************************/
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static bool Dup_CheckIfUsrIsDup (long UsrCod)
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{
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return (DB_QueryCOUNT ("can not if user is in list"
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" of possible duplicate users",
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"SELECT COUNT(*) FROM usr_duplicated"
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" WHERE UsrCod=%ld",
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UsrCod) != 0);
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}
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/*****************************************************************************/
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/********************* Put button to view similar users **********************/
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/*****************************************************************************/
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static void Dup_PutButtonToViewSimilarUsrs (const struct UsrData *UsrDat)
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{
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extern const char *Txt_Similar_users;
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Frm_BeginForm (ActLstSimUsr);
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Usr_PutParamUsrCodEncrypted (UsrDat->EnUsrCod);
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Btn_PutConfirmButtonInline (Txt_Similar_users);
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Frm_EndForm ();
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}
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/*****************************************************************************/
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/********* Put button to request the elimination of a user's account *********/
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/*****************************************************************************/
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static void Dup_PutButtonToEliminateUsrAccount (const struct UsrData *UsrDat)
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{
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extern const char *Txt_Eliminate_user_account;
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Frm_BeginForm (ActUpdOth);
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Usr_PutParamUsrCodEncrypted (UsrDat->EnUsrCod);
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Par_PutHiddenParamUnsigned (NULL,"RegRemAction",(unsigned) Enr_ELIMINATE_ONE_USR_FROM_PLATFORM);
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Btn_PutRemoveButtonInline (Txt_Eliminate_user_account);
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Frm_EndForm ();
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}
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/*****************************************************************************/
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/****** Put button to remove user from list of possible duplicate users ******/
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/*****************************************************************************/
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static void Dup_PutButtonToRemoveFromListOfDupUsrs (const struct UsrData *UsrDat)
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{
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extern const char *Txt_Not_duplicated;
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Frm_BeginForm (ActRemDupUsr);
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Usr_PutParamUsrCodEncrypted (UsrDat->EnUsrCod);
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Btn_PutConfirmButtonInline (Txt_Not_duplicated);
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Frm_EndForm ();
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}
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/*****************************************************************************/
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/*********** Remove user from list of possible duplicate users ***************/
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/*****************************************************************************/
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void Dup_RemoveUsrFromListDupUsrs (void)
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{
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/***** Get user to be removed from list of possible duplicates *****/
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if (Usr_GetParamOtherUsrCodEncryptedAndGetUsrData ())
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{
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/* Remove entry from database */
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Dup_RemoveUsrFromDuplicated (Gbl.Usrs.Other.UsrDat.UsrCod);
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/* Show list of similar users again */
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// Dup_ListSimilarUsrsInternal ();
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/* Show list of possible duplicated users again */
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Dup_ListDuplicateUsrs ();
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}
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else
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Ale_ShowAlertUserNotFoundOrYouDoNotHavePermission ();
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}
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/*****************************************************************************/
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/******* Remove user from list of possible duplicate users in database *******/
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/*****************************************************************************/
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void Dup_RemoveUsrFromDuplicated (long UsrCod)
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{
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/***** Remove user from list of duplicated users *****/
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DB_QueryDELETE ("can not remove a user from possible duplicates",
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"DELETE FROM usr_duplicated WHERE UsrCod=%ld",UsrCod);
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}
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