swad-core/swad_project_database.c

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// swad_project_database.c: projects (final degree projects, thesis), 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) 1999-2022 Antonio Ca<EFBFBD>as 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 ***********************************/
/*****************************************************************************/
#define _GNU_SOURCE // For asprintf
#include <stdio.h> // For asprintf
#include <stdlib.h> // For free
#include "swad_database.h"
#include "swad_error.h"
#include "swad_global.h"
#include "swad_project.h"
/*****************************************************************************/
/************** External global variables from others modules ****************/
/*****************************************************************************/
extern struct Globals Gbl;
/*****************************************************************************/
/************************** Public constants and types ***********************/
/*****************************************************************************/
/***** Enum field in database for types of proposal *****/
const char *Prj_Proposal_DB[Prj_NUM_PROPOSAL_TYPES] =
{
[Prj_PROPOSAL_NEW ] = "new",
[Prj_PROPOSAL_MODIFIED ] = "modified",
[Prj_PROPOSAL_UNMODIFIED] = "unmodified",
};
/*****************************************************************************/
/************ Update configuration of projects for current course ************/
/*****************************************************************************/
void Prj_DB_UpdateCrsPrjsConfig (bool Editable)
{
DB_QueryREPLACE ("can not save configuration of projects",
"REPLACE INTO prj_config"
" (CrsCod,Editable)"
" VALUES"
" (%ld,'%c')",
Gbl.Hierarchy.Crs.CrsCod,
Editable ? 'Y' :
'N');
}
/*****************************************************************************/
/**************************** Lock project edition ***************************/
/*****************************************************************************/
void Prj_DB_LockProjectEdition (long PrjCod)
{
DB_QueryUPDATE ("can not lock project edition",
"UPDATE prj_projects"
" SET Locked='Y'"
" WHERE PrjCod=%ld"
" AND CrsCod=%ld",
PrjCod,
Gbl.Hierarchy.Crs.CrsCod);
}
/*****************************************************************************/
/************************** Unlock project edition ***************************/
/*****************************************************************************/
void Prj_DB_UnlockProjectEdition (long PrjCod)
{
DB_QueryUPDATE ("can not lock project edition",
"UPDATE prj_projects"
" SET Locked='N'"
" WHERE PrjCod=%ld"
" AND CrsCod=%ld", // Extra check
PrjCod,
Gbl.Hierarchy.Crs.CrsCod);
}
/*****************************************************************************/
/************************** Create a new project *****************************/
/*****************************************************************************/
long Prj_DB_CreateProject (const struct Prj_Project *Prj)
{
return
DB_QueryINSERTandReturnCode ("can not create new project",
"INSERT INTO prj_projects"
" (CrsCod,DptCod,Hidden,Assigned,NumStds,Proposal,"
"CreatTime,ModifTime,"
"Title,Description,Knowledge,Materials,URL)"
" VALUES"
" (%ld,%ld,'%c','%c',%u,'%s',"
"FROM_UNIXTIME(%ld),FROM_UNIXTIME(%ld),"
"'%s','%s','%s','%s','%s')",
Gbl.Hierarchy.Crs.CrsCod,
Prj->DptCod,
Prj->Hidden == Prj_HIDDEN ? 'Y' :
'N',
Prj->Assigned == Prj_ASSIGNED ? 'Y' :
'N',
Prj->NumStds,
Prj_Proposal_DB[Prj->Proposal],
Prj->CreatTime,
Prj->ModifTime,
Prj->Title,
Prj->Description,
Prj->Knowledge,
Prj->Materials,
Prj->URL);
}
/*****************************************************************************/
/*********************** Update an existing project **************************/
/*****************************************************************************/
void Prj_DB_UpdateProject (const struct Prj_Project *Prj)
{
DB_QueryUPDATE ("can not update project",
"UPDATE prj_projects"
" SET DptCod=%ld,"
"Hidden='%c',"
"Assigned='%c',"
"NumStds=%u,"
"Proposal='%s',"
"ModifTime=FROM_UNIXTIME(%ld),"
"Title='%s',"
"Description='%s',"
"Knowledge='%s',"
"Materials='%s',"
"URL='%s'"
" WHERE PrjCod=%ld"
" AND CrsCod=%ld", // Extra check
Prj->DptCod,
Prj->Hidden == Prj_HIDDEN ? 'Y' :
'N',
Prj->Assigned == Prj_ASSIGNED ? 'Y' :
'N',
Prj->NumStds,
Prj_Proposal_DB[Prj->Proposal],
Prj->ModifTime,
Prj->Title,
Prj->Description,
Prj->Knowledge,
Prj->Materials,
Prj->URL,
Prj->PrjCod,
Gbl.Hierarchy.Crs.CrsCod);
}
/*****************************************************************************/
/****************************** Add user to project **************************/
/*****************************************************************************/
void Prj_DB_AddUsrToPrj (long PrjCod,Prj_RoleInProject_t RoleInProject,long UsrCod)
{
DB_QueryREPLACE ("can not add user to project",
"REPLACE INTO prj_users"
" (PrjCod,RoleInProject,UsrCod)"
" VALUES"
" (%ld,%u,%ld)",
PrjCod,
(unsigned) RoleInProject,
UsrCod);
}
/*****************************************************************************/
/****************************** Hide a project *******************************/
/*****************************************************************************/
void Prj_DB_HideOrUnhideProject (long PrjCod,bool Hide)
{
DB_QueryUPDATE ("can not hide/unhide project",
"UPDATE prj_projects"
" SET Hidden='%c'"
" WHERE PrjCod=%ld"
" AND CrsCod=%ld", // Extra check
Hide ? 'Y' :
'N',
PrjCod,
Gbl.Hierarchy.Crs.CrsCod);
}
/*****************************************************************************/
/******************************** Get projects *******************************/
/*****************************************************************************/
unsigned Prj_DB_GetListProjects (MYSQL_RES **mysql_res,
const struct Prj_Projects *Projects,
const char *UsrsSubQuery) // NULL if no users
{
char *AssignSubQuery;
char *HidVisSubQuery;
char *DptCodSubQuery;
static const char *OrderBySubQuery[Prj_NUM_ORDERS] =
{
[Prj_ORDER_START_TIME] = "prj_projects.CreatTime DESC,"
"prj_projects.ModifTime DESC,"
"prj_projects.Title",
[Prj_ORDER_END_TIME ] = "prj_projects.ModifTime DESC,"
"prj_projects.CreatTime DESC,"
"prj_projects.Title",
[Prj_ORDER_TITLE ] = "prj_projects.Title,"
"prj_projects.CreatTime DESC,"
"prj_projects.ModifTime DESC",
[Prj_ORDER_DEPARTMENT] = "dpt_departments.FullName,"
"prj_projects.CreatTime DESC,"
"prj_projects.ModifTime DESC,"
"prj_projects.Title",
};
unsigned NumPrjsFromDB = 0;
/* Assigned subquery */
switch (Projects->Filter.Assign)
{
case (1 << Prj_ASSIGNED): // Assigned projects
if (asprintf (&AssignSubQuery," AND prj_projects.Assigned='Y'") < 0)
Err_NotEnoughMemoryExit ();
break;
case (1 << Prj_NONASSIG): // Non-assigned projects
if (asprintf (&AssignSubQuery," AND prj_projects.Assigned='N'") < 0)
Err_NotEnoughMemoryExit ();
break;
default: // All projects
if (asprintf (&AssignSubQuery,"%s","") < 0)
Err_NotEnoughMemoryExit ();
break;
}
/* Hidden subquery */
switch (Gbl.Usrs.Me.Role.Logged)
{
case Rol_STD: // Students can view only visible projects
if (asprintf (&HidVisSubQuery," AND prj_projects.Hidden='N'") < 0)
Err_NotEnoughMemoryExit ();
break;
case Rol_NET:
case Rol_TCH:
case Rol_SYS_ADM:
switch (Projects->Filter.Hidden)
{
case (1 << Prj_HIDDEN): // Hidden projects
if (asprintf (&HidVisSubQuery," AND prj_projects.Hidden='Y'") < 0)
Err_NotEnoughMemoryExit ();
break;
case (1 << Prj_VISIBL): // Visible projects
if (asprintf (&HidVisSubQuery," AND prj_projects.Hidden='N'") < 0)
Err_NotEnoughMemoryExit ();
break;
default: // All projects
if (asprintf (&HidVisSubQuery,"%s","") < 0)
Err_NotEnoughMemoryExit ();
break;
}
break;
default:
Err_WrongRoleExit ();
break;
}
/* Department subquery */
if (Projects->Filter.DptCod >= 0)
{
if (asprintf (&DptCodSubQuery," AND prj_projects.DptCod=%ld",
Projects->Filter.DptCod) < 0)
Err_NotEnoughMemoryExit ();
}
else // Any department
{
if (asprintf (&DptCodSubQuery,"%s","") < 0)
Err_NotEnoughMemoryExit ();
}
/* Query */
switch (Projects->Filter.Who)
{
case Usr_WHO_ME:
/* Get list of projects */
switch (Projects->SelectedOrder)
{
case Prj_ORDER_START_TIME:
case Prj_ORDER_END_TIME:
case Prj_ORDER_TITLE:
NumPrjsFromDB = (unsigned)
DB_QuerySELECT (mysql_res,"can not get projects",
"SELECT prj_projects.PrjCod"
" FROM prj_projects,"
"prj_users"
" WHERE prj_projects.CrsCod=%ld"
"%s"
"%s"
"%s"
" AND prj_projects.PrjCod=prj_users.PrjCod"
" AND prj_users.UsrCod=%ld"
" GROUP BY prj_projects.PrjCod" // To not repeat projects (DISTINCT can not be used)
" ORDER BY %s",
Gbl.Hierarchy.Crs.CrsCod,
AssignSubQuery,
HidVisSubQuery,
DptCodSubQuery,
Gbl.Usrs.Me.UsrDat.UsrCod,
OrderBySubQuery[Projects->SelectedOrder]);
break;
case Prj_ORDER_DEPARTMENT:
NumPrjsFromDB = (unsigned)
DB_QuerySELECT (mysql_res,"can not get projects",
"SELECT prj_projects.PrjCod"
" FROM prj_projects LEFT JOIN dpt_departments"
" ON prj_projects.DptCod=dpt_departments.DptCod"
" LEFT JOIN prj_users"
" ON prj_projects.PrjCod=prj_users.PrjCod"
" WHERE prj_projects.CrsCod=%ld"
"%s"
"%s"
"%s"
" AND prj_projects.PrjCod=prj_users.PrjCod"
" AND prj_users.UsrCod=%ld"
" GROUP BY prj_projects.PrjCod" // To not repeat projects (DISTINCT can not be used)
" ORDER BY %s",
Gbl.Hierarchy.Crs.CrsCod,
AssignSubQuery,
HidVisSubQuery,
DptCodSubQuery,
Gbl.Usrs.Me.UsrDat.UsrCod,
OrderBySubQuery[Projects->SelectedOrder]);
break;
}
break;
case Usr_WHO_SELECTED:
if (UsrsSubQuery)
{
/* Get list of projects */
switch (Projects->SelectedOrder)
{
case Prj_ORDER_START_TIME:
case Prj_ORDER_END_TIME:
case Prj_ORDER_TITLE:
NumPrjsFromDB = (unsigned)
DB_QuerySELECT (mysql_res,"can not get projects",
"SELECT prj_projects.PrjCod"
" FROM prj_projects,"
"prj_users"
" WHERE prj_projects.CrsCod=%ld"
"%s"
"%s"
"%s"
" AND prj_projects.PrjCod=prj_users.PrjCod"
" AND prj_users.UsrCod IN (%s)"
" GROUP BY prj_projects.PrjCod" // To not repeat projects (DISTINCT can not be used)
" ORDER BY %s",
Gbl.Hierarchy.Crs.CrsCod,
AssignSubQuery,
HidVisSubQuery,
DptCodSubQuery,
UsrsSubQuery,
OrderBySubQuery[Projects->SelectedOrder]);
break;
case Prj_ORDER_DEPARTMENT:
NumPrjsFromDB = (unsigned)
DB_QuerySELECT (mysql_res,"can not get projects",
"SELECT prj_projects.PrjCod"
" FROM prj_projects LEFT JOIN dpt_departments"
" ON prj_projects.DptCod=dpt_departments.DptCod"
" LEFT JOIN prj_users"
" ON prj_projects.PrjCod=prj_users.PrjCod"
" WHERE prj_projects.CrsCod=%ld"
"%s"
"%s"
"%s"
" AND prj_projects.PrjCod=prj_users.PrjCod"
" AND prj_users.UsrCod IN (%s)"
" GROUP BY prj_projects.PrjCod" // To not repeat projects (DISTINCT can not be used)
" ORDER BY %s",
Gbl.Hierarchy.Crs.CrsCod,
AssignSubQuery,
HidVisSubQuery,
DptCodSubQuery,
UsrsSubQuery,
OrderBySubQuery[Projects->SelectedOrder]);
break;
}
}
break;
case Usr_WHO_ALL:
/* Get list of projects */
switch (Projects->SelectedOrder)
{
case Prj_ORDER_START_TIME:
case Prj_ORDER_END_TIME:
case Prj_ORDER_TITLE:
NumPrjsFromDB = (unsigned)
DB_QuerySELECT (mysql_res,"can not get projects",
"SELECT prj_projects.PrjCod"
" FROM prj_projects"
" WHERE prj_projects.CrsCod=%ld"
"%s"
"%s"
"%s"
" ORDER BY %s",
Gbl.Hierarchy.Crs.CrsCod,
AssignSubQuery,
HidVisSubQuery,
DptCodSubQuery,
OrderBySubQuery[Projects->SelectedOrder]);
break;
case Prj_ORDER_DEPARTMENT:
NumPrjsFromDB = (unsigned)
DB_QuerySELECT (mysql_res,"can not get projects",
"SELECT prj_projects.PrjCod"
" FROM prj_projects LEFT JOIN dpt_departments"
" ON prj_projects.DptCod=dpt_departments.DptCod"
" WHERE prj_projects.CrsCod=%ld"
"%s"
"%s"
"%s"
" ORDER BY %s",
Gbl.Hierarchy.Crs.CrsCod,
AssignSubQuery,
HidVisSubQuery,
DptCodSubQuery,
OrderBySubQuery[Projects->SelectedOrder]);
break;
}
break;
default:
Err_WrongWhoExit ();
break;
}
/* Free allocated memory for subqueries */
free (AssignSubQuery);
free (HidVisSubQuery);
free (DptCodSubQuery);
return NumPrjsFromDB;
}
/*****************************************************************************/
/************** Get configuration of projects for current course *************/
/*****************************************************************************/
unsigned Prj_DB_GetCrsPrjsConfig (MYSQL_RES **mysql_res)
{
return (unsigned)
DB_QuerySELECT (mysql_res,"can not get configuration of test",
"SELECT Editable" // row[0]
" FROM prj_config"
" WHERE CrsCod=%ld",
Gbl.Hierarchy.Crs.CrsCod);
}
/*****************************************************************************/
/********************* Get project data using its code ***********************/
/*****************************************************************************/
unsigned Prj_DB_GetDataOfProjectByCod (MYSQL_RES **mysql_res,long PrjCod)
{
return (unsigned)
DB_QuerySELECT (mysql_res,"can not get project data",
"SELECT PrjCod," // row[ 0]
"CrsCod," // row[ 1]
"DptCod," // row[ 2]
"Locked," // row[ 3]
"Hidden," // row[ 4]
"Assigned," // row[ 5]
"NumStds," // row[ 6]
"Proposal," // row[ 7]
"UNIX_TIMESTAMP(CreatTime)," // row[ 8]
"UNIX_TIMESTAMP(ModifTime)," // row[ 9]
"Title," // row[10]
"Description," // row[11]
"Knowledge," // row[12]
"Materials," // row[13]
"URL" // row[14]
" FROM prj_projects"
" WHERE PrjCod=%ld"
" AND CrsCod=%ld", // Extra check
PrjCod,
Gbl.Hierarchy.Crs.CrsCod);
}
/*****************************************************************************/
/********************* Get project title from database ***********************/
/*****************************************************************************/
void Prj_DB_GetProjectTitle (long PrjCod,char Title[Prj_MAX_BYTES_TITLE + 1])
{
DB_QuerySELECTString (Title,Prj_MAX_BYTES_TITLE,"can not get project title",
"SELECT Title" // row[0]
" FROM prj_projects"
" WHERE PrjCod=%ld"
" AND CrsCod=%ld", // Extra check
PrjCod,
Gbl.Hierarchy.Crs.CrsCod);
}
/*****************************************************************************/
/******************* Get some project data to check faults *******************/
/*****************************************************************************/
unsigned Prj_DB_GetPrjDataToCheckFaults (MYSQL_RES **mysql_res,long PrjCod)
{
return (unsigned)
DB_QuerySELECT (mysql_res,"can not get project data",
"SELECT Assigned='Y'," // row[0] = 0 / 1
"NumStds," // row[1] =
"Title<>''," // row[2] = 0 / 1
"Description<>''" // row[3] = 0 / 1
" FROM prj_projects"
" WHERE PrjCod=%ld",
PrjCod);
}
/*****************************************************************************/
/*************** Get number of users with a role in a project ****************/
/*****************************************************************************/
unsigned Prj_DB_GetNumUsrsInPrj (long PrjCod,Prj_RoleInProject_t RoleInProject)
{
return (unsigned)
DB_QueryCOUNT ("can not get number of users in project",
"SELECT COUNT(UsrCod)"
" FROM prj_users"
" WHERE PrjCod=%ld"
" AND RoleInProject=%u",
PrjCod,
(unsigned) RoleInProject);
}
/*****************************************************************************/
/******************** Get users with a role in a project *********************/
/*****************************************************************************/
unsigned Prj_DB_GetUsrsInPrj (MYSQL_RES **mysql_res,
long PrjCod,Prj_RoleInProject_t RoleInProject)
{
return (unsigned)
DB_QuerySELECT (mysql_res,"can not get users in project",
"SELECT prj_users.UsrCod," // row[0]
"usr_data.Surname1 AS S1," // row[1]
"usr_data.Surname2 AS S2," // row[2]
"usr_data.FirstName AS FN" // row[3]
" FROM prj_users,"
"usr_data"
" WHERE prj_users.PrjCod=%ld"
" AND prj_users.RoleInProject=%u"
" AND prj_users.UsrCod=usr_data.UsrCod"
" ORDER BY S1,"
"S2,"
"FN",
PrjCod,
(unsigned) RoleInProject);
}
/*****************************************************************************/
/************************ Get my roles in a project **************************/
/*****************************************************************************/
unsigned Prj_DB_GetMyRolesInPrj (MYSQL_RES **mysql_res,long PrjCod)
{
return (unsigned)
DB_QuerySELECT (mysql_res,"can not get my roles in project",
"SELECT RoleInProject" // row[0]
" FROM prj_users"
" WHERE PrjCod=%ld"
" AND UsrCod=%ld",
PrjCod,
Gbl.Usrs.Me.UsrDat.UsrCod);
}
/*****************************************************************************/
/************************** Get course of a project **************************/
/*****************************************************************************/
long Prj_DB_GetCrsOfPrj (long PrjCod)
{
/***** Trivial check: project code should be > 0 *****/
if (PrjCod <= 0)
return -1L;
/***** Get course code from database *****/
return DB_QuerySELECTCode ("can not get project course",
"SELECT CrsCod" // row[0]
" FROM prj_projects"
" WHERE PrjCod=%ld",
PrjCod); // Project found...
}
/*****************************************************************************/
/******************** Get number of courses with projects ********************/
/*****************************************************************************/
// Returns the number of courses with projects
// in this location (all the platform, current degree or current course)
unsigned Prj_DB_GetNumCoursesWithProjects (HieLvl_Level_t Scope)
{
/***** Get number of courses with projects from database *****/
switch (Scope)
{
case HieLvl_SYS:
return (unsigned)
DB_QueryCOUNT ("can not get number of courses with projects",
"SELECT COUNT(DISTINCT CrsCod)"
" FROM prj_projects"
" WHERE CrsCod>0");
case HieLvl_CTY:
return (unsigned)
DB_QueryCOUNT ("can not get number of courses with projects",
"SELECT COUNT(DISTINCT prj_projects.CrsCod)"
" FROM ins_instits,"
"ctr_centers,"
"deg_degrees,"
"crs_courses,"
"prj_projects"
" WHERE ins_instits.CtyCod=%ld"
" AND ins_instits.InsCod=ctr_centers.InsCod"
" AND ctr_centers.CtrCod=deg_degrees.CtrCod"
" AND deg_degrees.DegCod=crs_courses.DegCod"
" AND crs_courses.CrsCod=prj_projects.CrsCod",
Gbl.Hierarchy.Cty.CtyCod);
case HieLvl_INS:
return (unsigned)
DB_QueryCOUNT ("can not get number of courses with projects",
"SELECT COUNT(DISTINCT prj_projects.CrsCod)"
" FROM ctr_centers,"
"deg_degrees,"
"crs_courses,"
"prj_projects"
" WHERE ctr_centers.InsCod=%ld"
" AND ctr_centers.CtrCod=deg_degrees.CtrCod"
" AND deg_degrees.DegCod=crs_courses.DegCod"
" AND crs_courses.CrsCod=prj_projects.CrsCod",
Gbl.Hierarchy.Ins.InsCod);
case HieLvl_CTR:
return (unsigned)
DB_QueryCOUNT ("can not get number of courses with projects",
"SELECT COUNT(DISTINCT prj_projects.CrsCod)"
" FROM deg_degrees,"
"crs_courses,"
"prj_projects"
" WHERE deg_degrees.CtrCod=%ld"
" AND deg_degrees.DegCod=crs_courses.DegCod"
" AND crs_courses.CrsCod=prj_projects.CrsCod",
Gbl.Hierarchy.Ctr.CtrCod);
case HieLvl_DEG:
return (unsigned)
DB_QueryCOUNT ("can not get number of courses with projects",
"SELECT COUNT(DISTINCT prj_projects.CrsCod)"
" FROM crs_courses,"
"prj_projects"
" WHERE crs_courses.DegCod=%ld"
" AND crs_courses.CrsCod=prj_projects.CrsCod",
Gbl.Hierarchy.Deg.DegCod);
case HieLvl_CRS:
return (unsigned)
DB_QueryCOUNT ("can not get number of courses with projects",
"SELECT COUNT(DISTINCT CrsCod)"
" FROM prj_projects"
" WHERE CrsCod=%ld",
Gbl.Hierarchy.Crs.CrsCod);
default:
Err_WrongScopeExit ();
return 0; // Not reached
}
}
/*****************************************************************************/
/************************** Get number of projects ***************************/
/*****************************************************************************/
// Returns the number of projects in this location
unsigned Prj_DB_GetNumProjects (HieLvl_Level_t Scope)
{
/***** Get number of projects from database *****/
switch (Scope)
{
case HieLvl_SYS:
return (unsigned)
DB_QueryCOUNT ("can not get number of projects",
"SELECT COUNT(*)"
" FROM prj_projects"
" WHERE CrsCod>0");
case HieLvl_CTY:
return (unsigned)
DB_QueryCOUNT ("can not get number of projects",
"SELECT COUNT(*)"
" FROM ins_instits,"
"ctr_centers,"
"deg_degrees,"
"crs_courses,"
"prj_projects"
" WHERE ins_instits.CtyCod=%ld"
" AND ins_instits.InsCod=ctr_centers.InsCod"
" AND ctr_centers.CtrCod=deg_degrees.CtrCod"
" AND deg_degrees.DegCod=crs_courses.DegCod"
" AND crs_courses.CrsCod=prj_projects.CrsCod",
Gbl.Hierarchy.Cty.CtyCod);
case HieLvl_INS:
return (unsigned)
DB_QueryCOUNT ("can not get number of projects",
"SELECT COUNT(*)"
" FROM ctr_centers,"
"deg_degrees,"
"crs_courses,"
"prj_projects"
" WHERE ctr_centers.InsCod=%ld"
" AND ctr_centers.CtrCod=deg_degrees.CtrCod"
" AND deg_degrees.DegCod=crs_courses.DegCod"
" AND crs_courses.CrsCod=prj_projects.CrsCod",
Gbl.Hierarchy.Ins.InsCod);
case HieLvl_CTR:
return (unsigned)
DB_QueryCOUNT ("can not get number of projects",
"SELECT COUNT(*)"
" FROM deg_degrees,"
"crs_courses,"
"prj_projects"
" WHERE deg_degrees.CtrCod=%ld"
" AND deg_degrees.DegCod=crs_courses.DegCod"
" AND crs_courses.CrsCod=prj_projects.CrsCod",
Gbl.Hierarchy.Ctr.CtrCod);
case HieLvl_DEG:
return (unsigned)
DB_QueryCOUNT ("can not get number of projects",
"SELECT COUNT(*)"
" FROM crs_courses,"
"prj_projects"
" WHERE crs_courses.DegCod=%ld"
" AND crs_courses.CrsCod=prj_projects.CrsCod",
Gbl.Hierarchy.Deg.DegCod);
case HieLvl_CRS:
return (unsigned)
DB_QueryCOUNT ("can not get number of projects",
"SELECT COUNT(*)"
" FROM prj_projects"
" WHERE CrsCod=%ld",
Gbl.Hierarchy.Crs.CrsCod);
default:
Err_WrongScopeExit ();
return 0; // Not reached
}
}
/*****************************************************************************/
/************************ Remove user from a project *************************/
/*****************************************************************************/
void Prj_DB_RemoveUsrFromPrj (long PrjCod,Prj_RoleInProject_t RoleInPrj,long UsrCod)
{
DB_QueryDELETE ("can not remove a user from a project",
"DELETE FROM prj_users"
" WHERE PrjCod=%ld"
" AND RoleInProject=%u"
" AND UsrCod=%ld",
PrjCod,
(unsigned) RoleInPrj,
UsrCod);
}
/*****************************************************************************/
/******************* Remove user from all his/her projects *******************/
/*****************************************************************************/
void Prj_DB_RemoveUsrFromProjects (long UsrCod)
{
DB_QueryDELETE ("can not remove user from projects",
"DELETE FROM prj_users"
" WHERE UsrCod=%ld",
UsrCod);
}
/*****************************************************************************/
/********************* Remove all users from a project ***********************/
/*****************************************************************************/
void Prj_DB_RemoveUsrsFromPrj (long PrjCod)
{
DB_QueryDELETE ("can not remove project",
"DELETE FROM prj_users"
" USING prj_projects,"
"prj_users"
" WHERE prj_projects.PrjCod=%ld"
" AND prj_projects.CrsCod=%ld" // Extra check
" AND prj_projects.PrjCod=prj_users.PrjCod",
PrjCod,
Gbl.Hierarchy.Crs.CrsCod);
}
/*****************************************************************************/
/************** Remove all users from all projects in a course ***************/
/*****************************************************************************/
void Prj_DB_RemoveUsrsFromCrsPrjs (long CrsCod)
{
DB_QueryDELETE ("can not remove all projects in a course",
"DELETE FROM prj_users"
" USING prj_projects,"
"prj_users"
" WHERE prj_projects.CrsCod=%ld"
" AND prj_projects.PrjCod=prj_users.PrjCod",
CrsCod);
}
/*****************************************************************************/
/*************** Remove configuration of projects in the course **************/
/*****************************************************************************/
void Prj_DB_RemoveConfigOfCrsPrjs (long CrsCod)
{
DB_QueryDELETE ("can not remove configuration of projects in a course",
"DELETE FROM prj_config"
" WHERE CrsCod=%ld",
CrsCod);
}
/*****************************************************************************/
/******************************* Remove project ******************************/
/*****************************************************************************/
void Prj_DB_RemovePrj (long PrjCod)
{
DB_QueryDELETE ("can not remove project",
"DELETE FROM prj_projects"
" WHERE PrjCod=%ld"
" AND CrsCod=%ld", // Extra check
PrjCod,
Gbl.Hierarchy.Crs.CrsCod);
}
/*****************************************************************************/
/********************* Remove all projects in a course ***********************/
/*****************************************************************************/
void Prj_DB_RemoveCrsPrjs (long CrsCod)
{
DB_QueryDELETE ("can not remove all projects of a course",
"DELETE FROM prj_projects"
" WHERE CrsCod=%ld",
CrsCod);
}