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swad-core/swad_user.h

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// swad_user.h: users
#ifndef _SWAD_USR
#define _SWAD_USR
/*
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) 1999-2019 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 <mysql/mysql.h> // To access MySQL databases
#include "swad_action.h"
#include "swad_constant.h"
#include "swad_cryptography.h"
#include "swad_date.h"
#include "swad_degree.h"
#include "swad_icon.h"
#include "swad_layout.h"
#include "swad_menu.h"
#include "swad_nickname.h"
#include "swad_password.h"
#include "swad_privacy_visibility_type.h"
#include "swad_role_type.h"
#include "swad_scope.h"
#include "swad_search.h"
#include "swad_string.h"
#include "swad_theme.h"
/*****************************************************************************/
/****************************** Public constants *****************************/
/*****************************************************************************/
#define Usr_MIN_MONTHS_WITHOUT_ACCESS_TO_REMOVE_OLD_USRS 6
#define Usr_DEF_MONTHS_WITHOUT_ACCESS_TO_REMOVE_OLD_USRS 12
#define Usr_MAX_MONTHS_WITHOUT_ACCESS_TO_REMOVE_OLD_USRS 60
#define Usr_MAX_CHARS_FIRSTNAME_OR_SURNAME (32 - 1) // 31
#define Usr_MAX_BYTES_FIRSTNAME_OR_SURNAME ((Usr_MAX_CHARS_FIRSTNAME_OR_SURNAME + 1) * Str_MAX_BYTES_PER_CHAR - 1) // 511
#define Usr_MAX_BYTES_SURNAMES (Usr_MAX_BYTES_FIRSTNAME_OR_SURNAME + 1 + Usr_MAX_BYTES_FIRSTNAME_OR_SURNAME)
// Surname1 +' '+ Surname2
#define Usr_MAX_BYTES_FULL_NAME (Usr_MAX_BYTES_FIRSTNAME_OR_SURNAME + 1 + Usr_MAX_BYTES_FIRSTNAME_OR_SURNAME + 6 + Usr_MAX_BYTES_FIRSTNAME_OR_SURNAME)
// Surname1 +' '+ Surname2 + ','+' ' + FirstName
// Surname1 +' '+ Surname2 + '<br />' + FirstName
#define Usr_BIRTHDAY_STR_DB_LENGTH (1 + 4 + 1 + 2 + 1 + 2 + 1) // "'%04u-%02u-%02u'"
#define Usr_MAX_CHARS_ADDRESS (128 - 1) // 127
#define Usr_MAX_BYTES_ADDRESS ((Usr_MAX_CHARS_ADDRESS + 1) * Str_MAX_BYTES_PER_CHAR - 1) // 2047
#define Usr_MAX_CHARS_PHONE 16
#define Usr_MAX_BYTES_PHONE Usr_MAX_CHARS_PHONE
#define Usr_CLASS_PHOTO_COLS_DEF 10 // Default number of columns in a class photo
#define Usr_CLASS_PHOTO_COLS_MAX 100 // Maximum number of columns in a class photo
#define Usr_LIST_WITH_PHOTOS_DEF true
#define Usr_MAX_BYTES_LIST_ENCRYPTED_USR_CODS (Cry_BYTES_ENCRYPTED_STR_SHA256_BASE64 * Cfg_MAX_USRS_IN_LIST)
#define Usr_NUM_MAIN_FIELDS_DATA_USR 8
#define Usr_USER_LIST_SECTION_ID "user_list"
/*****************************************************************************/
/******************************** Public types *******************************/
/*****************************************************************************/
// Get user's data with or without personal settings
typedef enum
{
Usr_DONT_GET_PREFS = 0,
Usr_GET_PREFS = 1,
} Usr_GetPrefs_t;
// Related with user's sexs
#define Usr_NUM_SEXS 4 // Unknown, female, male, all
typedef enum
{
Usr_SEX_UNKNOWN = 0,
Usr_SEX_FEMALE = 1,
Usr_SEX_MALE = 2,
Usr_SEX_ALL = 3, // Usr_SEX_ALL is intended for "all sexs"
} Usr_Sex_t;
// Don't change these numbers! They are used for user's sex in database
// Related with class photograph
typedef enum
{
Usr_CLASS_PHOTO_SEL, // Only for selection of users
Usr_CLASS_PHOTO_SEL_SEE, // Selecting and seeing users
Usr_CLASS_PHOTO_PRN, // Only print users
} Usr_ClassPhotoType_t;
// Related with type of list of users
#define Usr_NUM_USR_LIST_TYPES 3
typedef enum
{
Usr_LIST_UNKNOWN = 0,
Usr_LIST_AS_CLASS_PHOTO = 1,
Usr_LIST_AS_LISTING = 2,
} Usr_ShowUsrsType_t;
#define Usr_SHOW_USRS_TYPE_DEFAULT Usr_LIST_AS_CLASS_PHOTO
#define Usr_LIST_USRS_NUM_OPTIONS 8
typedef enum
{
Usr_OPTION_UNKNOWN = 0,
Usr_OPTION_RECORDS = 1,
Usr_OPTION_HOMEWORK = 2,
Usr_OPTION_ATTENDANCE = 3,
Usr_OPTION_MESSAGE = 4,
Usr_OPTION_EMAIL = 5, // TODO: Not activated. Active it when email to users allows selecting individual users
Usr_OPTION_FOLLOW = 6,
Usr_OPTION_UNFOLLOW = 7,
} Usr_ListUsrsOption_t;
#define Usr_LIST_USRS_DEFAULT_OPTION Usr_OPTION_RECORDS
// Related with user's data
struct UsrData
{
long UsrCod;
char EncryptedUsrCod [Cry_BYTES_ENCRYPTED_STR_SHA256_BASE64 + 1];
char UsrIDNickOrEmail[Cns_MAX_BYTES_EMAIL_ADDRESS + 1]; // String to store the ID, nickname or email
struct
{
struct ListIDs *List;
unsigned Num;
} IDs;
char Nickname [Nck_MAX_BYTES_NICKNAME_WITHOUT_ARROBA + 1];
char Password [Pwd_BYTES_ENCRYPTED_PASSWORD + 1];
struct
{
struct
{
bool Valid; // Role is valid (is already filled)?
Rol_Role_t Role;
} InCurrentCrs; // Role in current course (Rol_UNK is no course selected)
int InCrss; // Roles in all his/her courses
// Check always if filled/calculated
// >=0 ==> filled/calculated
// <0 ==> not yet filled/calculated
} Roles;
bool Accepted; // User has accepted joining to current course?
char Surname1 [Usr_MAX_BYTES_FIRSTNAME_OR_SURNAME + 1];
char Surname2 [Usr_MAX_BYTES_FIRSTNAME_OR_SURNAME + 1];
char FirstName [Usr_MAX_BYTES_FIRSTNAME_OR_SURNAME + 1];
char FullName [Usr_MAX_BYTES_FULL_NAME + 1];
Usr_Sex_t Sex;
char Email [Cns_MAX_BYTES_EMAIL_ADDRESS + 1];
bool EmailConfirmed;
char Photo [Cry_BYTES_ENCRYPTED_STR_SHA256_BASE64 + 1]; // Name of public link to photo
Pri_Visibility_t PhotoVisibility; // Who can see user's photo
Pri_Visibility_t BaPrfVisibility; // Who can see user's basic public profile (minimal record card)
Pri_Visibility_t ExPrfVisibility; // Who can see user's extended public profile (figures, follow)
long CtyCod; // Country
char OriginPlace [Usr_MAX_BYTES_ADDRESS + 1];
struct Date Birthday;
char StrBirthday [Cns_MAX_BYTES_DATE + 1];
char LocalAddress [Usr_MAX_BYTES_ADDRESS + 1];
char LocalPhone [Usr_MAX_BYTES_PHONE + 1];
char FamilyAddress [Usr_MAX_BYTES_ADDRESS + 1];
char FamilyPhone [Usr_MAX_BYTES_PHONE + 1];
char *Comments;
long InsCtyCod; // Country of the institution
long InsCod; // Institution
struct
{
long CtrCod; // Centre
long DptCod; // Department
char Office [Usr_MAX_BYTES_ADDRESS + 1];
char OfficePhone [Usr_MAX_BYTES_PHONE + 1];
} Tch;
struct
{
unsigned CreateNotif; // One bit activated for each type of event
unsigned SendEmail; // One bit activated for each type of event
} NtfEvents;
struct
{
Lan_Language_t Language;
unsigned FirstDayOfWeek;
Dat_Format_t DateFormat;
The_Theme_t Theme;
Ico_IconSet_t IconSet;
Mnu_Menu_t Menu;
unsigned SideCols;
bool AcceptThirdPartyCookies; // User has accepted third party cookies
} Prefs;
};
struct UsrLast
{
Sch_WhatToSearch_t WhatToSearch; // Search courses, teachers, documents...?
// long LastCrs;
struct
{
Hie_Level_t Scope; // Course, degree, centre, etc.
long Cod; // Course code, degree code, centre code, etc.
} LastHie;
Act_Action_t LastAct;
Rol_Role_t LastRole;
long LastTime;
long LastAccNotif;
};
struct UsrInList
{
long UsrCod;
char EncryptedUsrCod[Cry_BYTES_ENCRYPTED_STR_SHA256_BASE64 + 1];
char Password[Pwd_BYTES_ENCRYPTED_PASSWORD + 1];
char Surname1 [Usr_MAX_BYTES_FIRSTNAME_OR_SURNAME + 1];
char Surname2 [Usr_MAX_BYTES_FIRSTNAME_OR_SURNAME + 1];
char FirstName[Usr_MAX_BYTES_FIRSTNAME_OR_SURNAME + 1];
Usr_Sex_t Sex;
char Photo[Cry_BYTES_ENCRYPTED_STR_SHA256_BASE64 + 1]; // Name of public link to photo
Pri_Visibility_t PhotoVisibility; // Who can see user's photo
long CtyCod; // Country
long InsCod; // Institution
Rol_Role_t RoleInCurrentCrsDB; // Role in current course in database
bool Accepted; // User has accepted joining to one/all courses?
bool Remove; // A boolean associated with each user that indicates if it must be removed
};
struct ListUsrs
{
struct UsrInList *Lst; // List of users
unsigned NumUsrs; // Number of users in the list
};
struct ListUsrCods
{
long *Lst; // List of users' codes
unsigned NumUsrs; // Number of users in the list
};
/*****************************************************************************/
/****************************** Public prototypes ****************************/
/*****************************************************************************/
void Usr_InformAboutNumClicksBeforePhoto (void);
void Usr_UsrDataConstructor (struct UsrData *UsrDat);
void Usr_ResetUsrDataExceptUsrCodAndIDs (struct UsrData *UsrDat);
void Usr_ResetMyLastData (void);
void Usr_UsrDataDestructor (struct UsrData *UsrDat);
void Usr_GetAllUsrDataFromUsrCod (struct UsrData *UsrDat,Usr_GetPrefs_t GetPrefs);
void Usr_AllocateListUsrCods (struct ListUsrCods *ListUsrCods);
void Usr_FreeListUsrCods (struct ListUsrCods *ListUsrCods);
bool Usr_ItsMe (long UsrCod);
void Usr_GetUsrCodFromEncryptedUsrCod (struct UsrData *UsrDat);
void Usr_GetUsrDataFromUsrCod (struct UsrData *UsrDat,Usr_GetPrefs_t GetPrefs);
void Usr_BuildFullName (struct UsrData *UsrDat);
void Usr_WriteFirstNameBRSurnames (const struct UsrData *UsrDat);
void Usr_FlushCachesUsr (void);
bool Usr_CheckIfUsrIsAdm (long UsrCod,Hie_Level_t Scope,long Cod);
void Usr_FlushCacheUsrIsSuperuser (void);
bool Usr_CheckIfUsrIsSuperuser (long UsrCod);
bool Usr_ICanChangeOtherUsrData (const struct UsrData *UsrDat);
bool Usr_ICanEditOtherUsr (const struct UsrData *UsrDat);
unsigned Usr_GetNumCrssOfUsr (long UsrCod);
unsigned Usr_GetNumCrssOfUsrNotAccepted (long UsrCod);
unsigned Usr_GetNumCrssOfUsrWithARole (long UsrCod,Rol_Role_t Role);
unsigned Usr_GetNumCrssOfUsrWithARoleNotAccepted (long UsrCod,Rol_Role_t Role);
unsigned Usr_GetNumUsrsInCrssOfAUsr (long UsrCod,Rol_Role_t UsrRole,
unsigned OthersRoles);
void Usr_FlushCacheUsrBelongsToCurrentCrs (void);
bool Usr_CheckIfUsrBelongsToCurrentCrs (const struct UsrData *UsrDat);
void Usr_FlushCacheUsrHasAcceptedInCurrentCrs (void);
bool Usr_CheckIfUsrHasAcceptedInCurrentCrs (const struct UsrData *UsrDat);
bool Usr_CheckIfICanViewRecordStd (const struct UsrData *UsrDat);
bool Usr_CheckIfICanViewRecordTch (struct UsrData *UsrDat);
bool Usr_CheckIfICanViewTst (const struct UsrData *UsrDat);
bool Usr_CheckIfICanViewAsgWrk (const struct UsrData *UsrDat);
bool Usr_CheckIfICanViewAtt (const struct UsrData *UsrDat);
bool Usr_CheckIfICanViewUsrAgenda (struct UsrData *UsrDat);
void Usr_FlushCacheUsrSharesAnyOfMyCrs (void);
bool Usr_CheckIfUsrSharesAnyOfMyCrs (struct UsrData *UsrDat);
bool Usr_CheckIfUsrSharesAnyOfMyCrsWithDifferentRole (long UsrCod);
void Usr_GetMyCountrs (void);
void Usr_GetMyInstits (void);
void Usr_GetMyCentres (void);
void Usr_GetMyDegrees (void);
void Usr_GetMyCourses (void);
void Usr_FreeMyCountrs (void);
void Usr_FreeMyInstits (void);
void Usr_FreeMyCentres (void);
void Usr_FreeMyDegrees (void);
void Usr_FreeMyCourses (void);
void Usr_FlushCacheUsrBelongsToIns (void);
bool Usr_CheckIfUsrBelongsToIns (long UsrCod,long InsCod);
void Usr_FlushCacheUsrBelongsToCtr (void);
bool Usr_CheckIfUsrBelongsToCtr (long UsrCod,long CtrCod);
void Usr_FlushCacheUsrBelongsToDeg (void);
bool Usr_CheckIfUsrBelongsToDeg (long UsrCod,long DegCod);
void Usr_FlushCacheUsrBelongsToCrs (void);
bool Usr_CheckIfUsrBelongsToCrs (long UsrCod,long CrsCod,
bool CountOnlyAcceptedCourses);
bool Usr_CheckIfIBelongToCty (long CtyCod);
bool Usr_CheckIfIBelongToIns (long InsCod);
bool Usr_CheckIfIBelongToCtr (long CtrCod);
bool Usr_CheckIfIBelongToDeg (long DegCod);
bool Usr_CheckIfIBelongToCrs (long CrsCod);
unsigned Usr_GetCtysFromUsr (long UsrCod,MYSQL_RES **mysql_res);
unsigned long Usr_GetInssFromUsr (long UsrCod,long CtyCod,MYSQL_RES **mysql_res);
unsigned long Usr_GetCtrsFromUsr (long UsrCod,long InsCod,MYSQL_RES **mysql_res);
unsigned long Usr_GetDegsFromUsr (long UsrCod,long CtrCod,MYSQL_RES **mysql_res);
unsigned long Usr_GetCrssFromUsr (long UsrCod,long DegCod,MYSQL_RES **mysql_res);
void Usr_GetMainDeg (long UsrCod,
char ShrtName[Hie_MAX_BYTES_SHRT_NAME + 1],
Rol_Role_t *MaxRole);
bool Usr_ChkIfEncryptedUsrCodExists (const char EncryptedUsrCod[Cry_BYTES_ENCRYPTED_STR_SHA256_BASE64]);
void Usr_WriteLandingPage (void);
void Usr_WriteFormLogout (void);
void Usr_Logout (void);
void Usr_PutLinkToLogin (void);
void Usr_WriteFormLogin (Act_Action_t NextAction,void (*FuncParams) ());
void Usr_WelcomeUsr (void);
void Usr_CreateBirthdayStrDB (const struct UsrData *UsrDat,
char BirthdayStrDB[Usr_BIRTHDAY_STR_DB_LENGTH + 1]);
void Usr_PutFormLogIn (void);
void Usr_WriteLoggedUsrHead (void);
void Usr_PutFormLogOut (void);
void Usr_GetParamUsrIdLogin (void);
unsigned Usr_GetParamOtherUsrIDNickOrEMailAndGetUsrCods (struct ListUsrCods *ListUsrCods);
void Usr_PutParamMyUsrCodEncrypted (void);
void Usr_PutParamOtherUsrCodEncrypted (void);
void Usr_PutParamUsrCodEncrypted (const char EncryptedUsrCod[Cry_BYTES_ENCRYPTED_STR_SHA256_BASE64 + 1]);
void Usr_GetParamOtherUsrCodEncrypted (struct UsrData *UsrDat);
void Usr_GetParamOtherUsrCodEncryptedAndGetListIDs (void);
bool Usr_GetParamOtherUsrCodEncryptedAndGetUsrData (void);
void Usr_ChkUsrAndGetUsrData (void);
void Usr_ShowFormsLogoutAndRole (void);
bool Usr_ChkUsrCodAndGetAllUsrDataFromUsrCod (struct UsrData *UsrDat,Usr_GetPrefs_t GetPrefs);
void Usr_UpdateMyLastData (void);
void Usr_InsertMyLastCrsTabAndTime (void);
void Usr_WriteRowUsrMainData (unsigned NumUsr,struct UsrData *UsrDat,
bool PutCheckBoxToSelectUsr,Rol_Role_t Role);
unsigned Usr_GetNumUsrsInCrs (Rol_Role_t Role,long CrsCod);
unsigned Usr_GetNumUsrsInCrssOfDeg (Rol_Role_t Role,long DegCod);
unsigned Usr_GetNumUsrsInCrssOfCtr (Rol_Role_t Role,long CtrCod);
unsigned Usr_GetNumUsrsInCrssOfIns (Rol_Role_t Role,long InsCod);
unsigned Usr_GetNumUsrsInCrssOfCty (Rol_Role_t Role,long CtyCod);
long Usr_GetRamdomStdFromCrs (long CrsCod);
long Usr_GetRamdomStdFromGrp (long GrpCod);
unsigned Usr_GetNumTchsCurrentInsInDepartment (long DptCod);
unsigned Usr_GetNumUsrsWhoClaimToBelongToCty (long CtyCod);
unsigned Usr_GetNumUsrsWhoClaimToBelongToIns (long InsCod);
unsigned Usr_GetNumUsrsWhoClaimToBelongToCtr (long CtrCod);
unsigned Usr_GetNumberOfTeachersInCentre (long CtrCod);
void Usr_GetListUsrs (Hie_Level_t Scope,Rol_Role_t Role);
void Usr_SearchListUsrs (Rol_Role_t Role);
void Usr_CreateTmpTableAndSearchCandidateUsrs (const char SearchQuery[Sch_MAX_BYTES_SEARCH_QUERY + 1]);
void Usr_DropTmpTableWithCandidateUsrs (void);
void Usr_GetUnorderedStdsCodesInDeg (long DegCod);
void Usr_CopyBasicUsrDataFromList (struct UsrData *UsrDat,const struct UsrInList *UsrInList);
void Usr_FreeUsrsList (Rol_Role_t Role);
bool Usr_GetIfShowBigList (unsigned NumUsrs,const char *OnSubmit);
void Usr_PutHiddenParUsrCodAll (Act_Action_t NextAction,const char *ListUsrCods);
void Usr_GetListsSelectedUsrsCods (void);
bool Usr_GetListMsgRecipientsWrittenExplicitelyBySender (bool WriteErrorMsgs);
bool Usr_FindUsrCodInListOfSelectedUsrs (const char *EncryptedUsrCodToFind);
unsigned Usr_CountNumUsrsInListOfSelectedUsrs (void);
void Usr_FreeListsSelectedUsrsCods (void);
void Usr_FreeListOtherRecipients (void);
void Usr_ShowFormsToSelectUsrListType (Act_Action_t NextAction);
void Usr_PutCheckboxToSelectAllUsers (Rol_Role_t Role);
unsigned Usr_GetColumnsForSelectUsrs (void);
void Usr_SetUsrDatMainFieldNames (void);
void Usr_WriteHeaderFieldsUsrDat (bool PutCheckBoxToSelectUsr);
void Usr_PutExtraParamsUsrList (Act_Action_t NextAction);
void Usr_ListUsersToSelect (Rol_Role_t Role);
void Usr_ListAllDataGsts (void);
void Usr_ListAllDataStds (void);
void Usr_ListAllDataTchs (void);
unsigned Usr_ListUsrsFound (Rol_Role_t Role,
const char SearchQuery[Sch_MAX_BYTES_SEARCH_QUERY]);
void Usr_ListDataAdms (void);
void Usr_PutParamsPrefsAboutUsrList (void);
void Usr_GetAndUpdatePrefsAboutUsrList (void);
void Usr_PutParamUsrListType (Usr_ShowUsrsType_t ListType);
void Usr_GetAndUpdateColsClassPhoto (void);
void Usr_PutParamColsClassPhoto (void);
void Usr_PutParamListWithPhotos (void);
void Usr_GetMyPrefAboutListWithPhotosFromDB (void);
void Usr_SeeGuests (void);
void Usr_SeeStudents (void);
void Usr_SeeTeachers (void);
void Usr_DoActionOnSeveralUsrs1 (void);
void Usr_DoActionOnSeveralUsrs2 (void);
void Usr_SeeGstClassPhotoPrn (void);
void Usr_SeeStdClassPhotoPrn (void);
void Usr_SeeTchClassPhotoPrn (void);
void Usr_PutSelectorNumColsClassPhoto (void);
void Usr_ConstructPathUsr (long UsrCod,char PathUsr[PATH_MAX + 1]);
bool Usr_ChkIfUsrCodExists (long UsrCod);
void Usr_ShowWarningNoUsersFound (Rol_Role_t Role);
unsigned Usr_GetTotalNumberOfUsersInPlatform (void);
unsigned Usr_GetTotalNumberOfUsersInCourses (Hie_Level_t Scope,unsigned Roles);
unsigned Usr_GetNumUsrsNotBelongingToAnyCrs (void);
float Usr_GetNumCrssPerUsr (Rol_Role_t Role);
float Usr_GetNumUsrsPerCrs (Rol_Role_t Role);
bool Usr_CheckIfUsrBanned (long UsrCod);
void Usr_RemoveUsrFromUsrBanned (long UsrCod);
void Usr_PrintUsrQRCode (void);
void Usr_WriteAuthor1Line (long UsrCod,bool Hidden);
#endif
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